| Message ID | 0b7af2a91d4d58cfd4909d338f1879e14f61f77f.1732030972.git.Ryan.Wanner@microchip.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | Add support for SAMA7D65 | expand |
Le 19/11/2024 à 17:40, Ryan.Wanner@microchip.com a écrit : > From: Ryan Wanner <Ryan.Wanner@microchip.com> > > Add clock support for SAMA7D65 SoC. > > Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com> > --- Hi, > +enum pll_ids { > + PLL_ID_CPU, > + PLL_ID_SYS, > + PLL_ID_DDR, > + PLL_ID_GPU, > + PLL_ID_BAUD, > + PLL_ID_AUDIO, > + PLL_ID_ETH, > + PLL_ID_LVDS, > + PLL_ID_USB, > + PLL_ID_MAX, Maybe the last comma could be removed to show that nothing is expected after it? > +}; > + > +/* > + * PLL component identifier > + * @PLL_COMPID_FRAC: Fractional PLL component identifier > + * @PLL_COMPID_DIV0: 1st PLL divider component identifier > + * @PLL_COMPID_DIV1: 2nd PLL divider component identifier > + */ > +enum pll_component_id { > + PLL_COMPID_FRAC, > + PLL_COMPID_DIV0, > + PLL_COMPID_DIV1, > + PLL_COMPID_MAX, Maybe the last comma could be removed to show that nothing is expected after it? > +}; ... > +static void __init sama7d65_pmc_setup(struct device_node *np) > +{ > + const char *main_xtal_name = "main_xtal"; > + struct pmc_data *sama7d65_pmc; > + const char *parent_names[11]; > + void **alloc_mem = NULL; > + int alloc_mem_size = 0; > + struct regmap *regmap; > + struct clk_hw *hw, *main_rc_hw, *main_osc_hw, *main_xtal_hw; > + struct clk_hw *td_slck_hw, *md_slck_hw; > + static struct clk_parent_data parent_data; > + struct clk_hw *parent_hws[10]; > + bool bypass; > + int i, j; > + > + td_slck_hw = __clk_get_hw(of_clk_get_by_name(np, "td_slck")); > + md_slck_hw = __clk_get_hw(of_clk_get_by_name(np, "md_slck")); > + main_xtal_hw = __clk_get_hw(of_clk_get_by_name(np, main_xtal_name)); > + > + if (!td_slck_hw || !md_slck_hw || !main_xtal_hw) > + return; > + > + regmap = device_node_to_regmap(np); > + if (IS_ERR(regmap)) > + return; > + > + sama7d65_pmc = pmc_data_allocate(PMC_INDEX_MAX, > + nck(sama7d65_systemck), > + nck(sama7d65_periphck), > + nck(sama7d65_gck), 8); > + if (!sama7d65_pmc) > + return; > + > + alloc_mem = kmalloc(sizeof(void *) * > + (ARRAY_SIZE(sama7d65_mckx) + ARRAY_SIZE(sama7d65_gck)), > + GFP_KERNEL); > + if (!alloc_mem) > + goto err_free; > + > + main_rc_hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 12000000, > + 50000000); > + if (IS_ERR(main_rc_hw)) > + goto err_free; > + > + bypass = of_property_read_bool(np, "atmel,osc-bypass"); > + > + parent_data.name = main_xtal_name; > + parent_data.fw_name = main_xtal_name; > + main_osc_hw = at91_clk_register_main_osc(regmap, "main_osc", NULL, > + &parent_data, bypass); > + if (IS_ERR(main_osc_hw)) > + goto err_free; > + > + parent_hws[0] = main_rc_hw; > + parent_hws[1] = main_osc_hw; > + hw = at91_clk_register_sam9x5_main(regmap, "mainck", NULL, parent_hws, 2); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->chws[PMC_MAIN] = hw; > + > + for (i = 0; i < PLL_ID_MAX; i++) { > + for (j = 0; j < PLL_COMPID_MAX; j++) { > + struct clk_hw *parent_hw; > + > + if (!sama7d65_plls[i][j].n) > + continue; > + > + switch (sama7d65_plls[i][j].t) { > + case PLL_TYPE_FRAC: > + switch (sama7d65_plls[i][j].p) { > + case SAMA7D65_PLL_PARENT_MAINCK: > + parent_hw = sama7d65_pmc->chws[PMC_MAIN]; > + break; > + case SAMA7D65_PLL_PARENT_MAIN_XTAL: > + parent_hw = main_xtal_hw; > + break; > + default: > + /* Should not happen. */ > + parent_hw = NULL; > + break; > + } > + > + hw = sam9x60_clk_register_frac_pll(regmap, > + &pmc_pll_lock, sama7d65_plls[i][j].n, > + NULL, parent_hw, i, > + sama7d65_plls[i][j].c, > + sama7d65_plls[i][j].l, > + sama7d65_plls[i][j].f); > + break; > + > + case PLL_TYPE_DIV: > + hw = sam9x60_clk_register_div_pll(regmap, > + &pmc_pll_lock, sama7d65_plls[i][j].n, > + NULL, sama7d65_plls[i][0].hw, i, > + sama7d65_plls[i][j].c, > + sama7d65_plls[i][j].l, > + sama7d65_plls[i][j].f, > + sama7d65_plls[i][j].safe_div); > + break; > + > + default: > + continue; > + } > + > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_plls[i][j].hw = hw; > + if (sama7d65_plls[i][j].eid) > + sama7d65_pmc->chws[sama7d65_plls[i][j].eid] = hw; > + } > + } > + > + hw = at91_clk_register_master_div(regmap, "mck0", NULL, > + sama7d65_plls[PLL_ID_CPU][1].hw, > + &mck0_layout, &mck0_characteristics, > + &pmc_mck0_lock, CLK_GET_RATE_NOCACHE, 5); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->chws[PMC_MCK] = hw; > + sama7d65_mckx[PCK_PARENT_HW_MCK0].hw = hw; > + > + parent_hws[0] = md_slck_hw; > + parent_hws[1] = td_slck_hw; > + parent_hws[2] = sama7d65_pmc->chws[PMC_MAIN]; > + for (i = PCK_PARENT_HW_MCK1; i < ARRAY_SIZE(sama7d65_mckx); i++) { > + u8 num_parents = 3 + sama7d65_mckx[i].ep_count; > + struct clk_hw *tmp_parent_hws[8]; > + u32 *mux_table; > + > + mux_table = kmalloc_array(num_parents, sizeof(*mux_table), > + GFP_KERNEL); > + if (!mux_table) > + goto err_free; > + > + PMC_INIT_TABLE(mux_table, 3); > + PMC_FILL_TABLE(&mux_table[3], sama7d65_mckx[i].ep_mux_table, > + sama7d65_mckx[i].ep_count); > + for (j = 0; j < sama7d65_mckx[i].ep_count; j++) { > + u8 pll_id = sama7d65_mckx[i].ep[j].pll_id; > + u8 pll_compid = sama7d65_mckx[i].ep[j].pll_compid; > + > + tmp_parent_hws[j] = sama7d65_plls[pll_id][pll_compid].hw; > + } > + PMC_FILL_TABLE(&parent_hws[3], tmp_parent_hws, > + sama7d65_mckx[i].ep_count); > + > + hw = at91_clk_sama7g5_register_master(regmap, sama7d65_mckx[i].n, > + num_parents, NULL, parent_hws, > + mux_table, &pmc_mckX_lock, > + sama7d65_mckx[i].id, > + sama7d65_mckx[i].c, > + sama7d65_mckx[i].ep_chg_id); > + if (IS_ERR(hw)) Missing kfree(mux_table); (or move "alloc_mem[alloc_mem_size++] = mux_table;" before this test to have in done by the error handling path) > + goto err_free; > + > + alloc_mem[alloc_mem_size++] = mux_table; > + > + sama7d65_mckx[i].hw = hw; > + if (sama7d65_mckx[i].eid) > + sama7d65_pmc->chws[sama7d65_mckx[i].eid] = hw; > + } > + > + parent_names[0] = "syspll_divpmcck"; > + parent_names[1] = "usbpll_divpmcck"; > + parent_names[2] = "main_osc"; > + hw = sam9x60_clk_register_usb(regmap, "usbck", parent_names, 3); > + if (IS_ERR(hw)) > + goto err_free; > + > + parent_hws[0] = md_slck_hw; > + parent_hws[1] = td_slck_hw; > + parent_hws[2] = sama7d65_pmc->chws[PMC_MAIN]; > + parent_hws[3] = sama7d65_plls[PLL_ID_SYS][PLL_COMPID_DIV0].hw; > + parent_hws[4] = sama7d65_plls[PLL_ID_DDR][PLL_COMPID_DIV0].hw; > + parent_hws[5] = sama7d65_plls[PLL_ID_GPU][PLL_COMPID_DIV0].hw; > + parent_hws[6] = sama7d65_plls[PLL_ID_BAUD][PLL_COMPID_DIV0].hw; > + parent_hws[7] = sama7d65_plls[PLL_ID_AUDIO][PLL_COMPID_DIV0].hw; > + parent_hws[8] = sama7d65_plls[PLL_ID_ETH][PLL_COMPID_DIV0].hw; > + > + for (i = 0; i < 8; i++) { > + char name[6]; > + > + snprintf(name, sizeof(name), "prog%d", i); > + > + hw = at91_clk_register_programmable(regmap, name, NULL, parent_hws, > + 9, i, > + &programmable_layout, > + sama7d65_prog_mux_table); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->pchws[i] = hw; > + } > + > + for (i = 0; i < ARRAY_SIZE(sama7d65_systemck); i++) { > + hw = at91_clk_register_system(regmap, sama7d65_systemck[i].n, > + sama7d65_systemck[i].p, NULL, > + sama7d65_systemck[i].id, 0); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->shws[sama7d65_systemck[i].id] = hw; > + } > + > + for (i = 0; i < ARRAY_SIZE(sama7d65_periphck); i++) { > + hw = at91_clk_register_sam9x5_peripheral(regmap, &pmc_pcr_lock, > + &sama7d65_pcr_layout, > + sama7d65_periphck[i].n, > + NULL, > + sama7d65_mckx[sama7d65_periphck[i].p].hw, > + sama7d65_periphck[i].id, > + &sama7d65_periphck[i].r, > + sama7d65_periphck[i].chgp ? 0 : > + INT_MIN, 0); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->phws[sama7d65_periphck[i].id] = hw; > + } > + > + parent_hws[0] = md_slck_hw; > + parent_hws[1] = td_slck_hw; > + parent_hws[2] = sama7d65_pmc->chws[PMC_MAIN]; > + parent_hws[3] = sama7d65_pmc->chws[PMC_MCK1]; > + for (i = 0; i < ARRAY_SIZE(sama7d65_gck); i++) { > + u8 num_parents = 4 + sama7d65_gck[i].pp_count; > + struct clk_hw *tmp_parent_hws[8]; > + u32 *mux_table; > + > + mux_table = kmalloc_array(num_parents, sizeof(*mux_table), > + GFP_KERNEL); > + if (!mux_table) > + goto err_free; > + > + PMC_INIT_TABLE(mux_table, 4); > + PMC_FILL_TABLE(&mux_table[4], sama7d65_gck[i].pp_mux_table, > + sama7d65_gck[i].pp_count); > + for (j = 0; j < sama7d65_gck[i].pp_count; j++) { > + u8 pll_id = sama7d65_gck[i].pp[j].pll_id; > + u8 pll_compid = sama7d65_gck[i].pp[j].pll_compid; > + > + tmp_parent_hws[j] = sama7d65_plls[pll_id][pll_compid].hw; > + } > + PMC_FILL_TABLE(&parent_hws[4], tmp_parent_hws, > + sama7d65_gck[i].pp_count); > + > + hw = at91_clk_register_generated(regmap, &pmc_pcr_lock, > + &sama7d65_pcr_layout, > + sama7d65_gck[i].n, NULL, > + parent_hws, mux_table, > + num_parents, > + sama7d65_gck[i].id, > + &sama7d65_gck[i].r, > + sama7d65_gck[i].pp_chg_id); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->ghws[sama7d65_gck[i].id] = hw; > + alloc_mem[alloc_mem_size++] = mux_table; > + } > + > + of_clk_add_hw_provider(np, of_clk_hw_pmc_get, sama7d65_pmc); > + kfree(alloc_mem); > + > + return; > + > +err_free: > + if (alloc_mem) { > + for (i = 0; i < alloc_mem_size; i++) > + kfree(alloc_mem[i]); > + kfree(alloc_mem); > + } > + > + kfree(sama7d65_pmc); > +} > + > +/* Some clks are used for a clocksource */ > +CLK_OF_DECLARE(sama7d65_pmc, "microchip,sama7d65-pmc", sama7d65_pmc_setup);
Hi, Ryan, In general, the driver patches would be before the device tree changes. On 19.11.2024 18:40, Ryan.Wanner@microchip.com wrote: > From: Ryan Wanner <Ryan.Wanner@microchip.com> > > Add clock support for SAMA7D65 SoC. > > Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com> > --- > drivers/clk/at91/Makefile | 1 + > drivers/clk/at91/pmc.c | 1 + > drivers/clk/at91/sama7d65.c | 1373 +++++++++++++++++++++++++++++++++++ > 3 files changed, 1375 insertions(+) > create mode 100644 drivers/clk/at91/sama7d65.c > > diff --git a/drivers/clk/at91/Makefile b/drivers/clk/at91/Makefile > index 8e3684ba2c74..5e638eb15aba 100644 > --- a/drivers/clk/at91/Makefile > +++ b/drivers/clk/at91/Makefile > @@ -25,3 +25,4 @@ obj-$(CONFIG_SOC_SAMA5D3) += sama5d3.o dt-compat.o > obj-$(CONFIG_SOC_SAMA5D4) += sama5d4.o dt-compat.o > obj-$(CONFIG_SOC_SAMA5D2) += sama5d2.o dt-compat.o > obj-$(CONFIG_SOC_SAMA7G5) += sama7g5.o > +obj-$(CONFIG_SOC_SAMA7D65) += sama7d65.o > diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c > index 5aa9c1f1c886..acf780a81589 100644 > --- a/drivers/clk/at91/pmc.c > +++ b/drivers/clk/at91/pmc.c > @@ -151,6 +151,7 @@ static struct syscore_ops pmc_syscore_ops = { > static const struct of_device_id pmc_dt_ids[] = { > { .compatible = "atmel,sama5d2-pmc" }, > { .compatible = "microchip,sama7g5-pmc", }, > + { .compatible = "microchip,sama7d65-pmc", }, > { /* sentinel */ } > }; > > diff --git a/drivers/clk/at91/sama7d65.c b/drivers/clk/at91/sama7d65.c > new file mode 100644 > index 000000000000..c7def5fc161b > --- /dev/null > +++ b/drivers/clk/at91/sama7d65.c > @@ -0,0 +1,1373 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * SAMA7D65 PMC code. > + * > + * Copyright (C) 2024 Microchip Technology Inc. and its subsidiaries > + * > + * Author: Ryan Wanner <ryan.wanner@microchip.com> > + */ > +#include <linux/clk.h> > +#include <linux/clk-provider.h> > +#include <linux/mfd/syscon.h> > +#include <linux/slab.h> > + > +#include <dt-bindings/clock/at91.h> > + > +#include "pmc.h" > + > +static DEFINE_SPINLOCK(pmc_pll_lock); > +static DEFINE_SPINLOCK(pmc_mck0_lock); > +static DEFINE_SPINLOCK(pmc_mckX_lock); > + > +#define PMC_INDEX_MAX 25 > + > +/* > + * PLL clocks identifiers > + * @PLL_ID_CPU: CPU PLL identifier > + * @PLL_ID_SYS: System PLL identifier > + * @PLL_ID_DDR: DDR PLL identifier > + * @PLL_ID_GPU: Graphics subsystem PLL identifier > + * @PLL_ID_BAUD: Baud PLL identifier > + * @PLL_ID_AUDIO: Audio PLL identifier > + * @PLL_ID_ETH: Ethernet PLL identifier > + * @PLL_ID_LVDS: LVDS PLL identifier > + * @PLL_ID_USB: USB PLL identifier > + */ > +enum pll_ids { > + PLL_ID_CPU, > + PLL_ID_SYS, > + PLL_ID_DDR, > + PLL_ID_GPU, > + PLL_ID_BAUD, > + PLL_ID_AUDIO, > + PLL_ID_ETH, > + PLL_ID_LVDS, > + PLL_ID_USB, > + PLL_ID_MAX, > +}; > + > +/* > + * PLL component identifier > + * @PLL_COMPID_FRAC: Fractional PLL component identifier > + * @PLL_COMPID_DIV0: 1st PLL divider component identifier > + * @PLL_COMPID_DIV1: 2nd PLL divider component identifier > + */ > +enum pll_component_id { > + PLL_COMPID_FRAC, > + PLL_COMPID_DIV0, > + PLL_COMPID_DIV1, > + PLL_COMPID_MAX, > +}; > + > +/* > + * PLL type identifiers > + * @PLL_TYPE_FRAC: fractional PLL identifier > + * @PLL_TYPE_DIV: divider PLL identifier > + */ > +enum pll_type { > + PLL_TYPE_FRAC, > + PLL_TYPE_DIV, > +}; > + > +/* Layout for fractional PLLs. */ > +static const struct clk_pll_layout pll_layout_frac = { > + .mul_mask = GENMASK(31, 24), > + .frac_mask = GENMASK(21, 0), > + .mul_shift = 24, > + .frac_shift = 0, > +}; > + > +/* Layout for DIVPMC dividers. */ > +static const struct clk_pll_layout pll_layout_divpmc = { > + .div_mask = GENMASK(7, 0), > + .endiv_mask = BIT(29), > + .div_shift = 0, > + .endiv_shift = 29, > +}; > + > +/* Layout for DIVIO dividers. */ > +static const struct clk_pll_layout pll_layout_divio = { > + .div_mask = GENMASK(19, 12), > + .endiv_mask = BIT(30), > + .div_shift = 12, > + .endiv_shift = 30, > +}; > + > +/* > + * CPU PLL output range. > + * Notice: The upper limit has been setup to 1000000002 due to hardware > + * block which cannot output exactly 1GHz. > + */ > +static const struct clk_range cpu_pll_outputs[] = { > + { .min = 2343750, .max = 1000000002 }, > +}; > + > +/* PLL output range. */ > +static const struct clk_range pll_outputs[] = { > + { .min = 2343750, .max = 1200000000 }, > +}; > + > +/* > + * Min: fCOREPLLCK = 600 MHz, PMC_PLL_CTRL0.DIVPMC = 255 > + * Max: fCOREPLLCK = 800 MHz, PMC_PLL_CTRL0.DIVPMC = 0 > + */ > +static const struct clk_range lvdspll_outputs[] = { > + { .min = 16406250, .max = 800000000 }, > +}; > + > +static const struct clk_range upll_outputs[] = { > + { .min = 480000000, .max = 480000000 }, > +}; > + > +/* Fractional PLL core output range. */ > +static const struct clk_range core_outputs[] = { > + { .min = 600000000, .max = 1200000000 }, > +}; > + > +static const struct clk_range lvdspll_core_outputs[] = { > + { .min = 600000000, .max = 1200000000 }, > +}; > + > +static const struct clk_range upll_core_outputs[] = { > + { .min = 600000000, .max = 1200000000 }, > +}; > + > +/* CPU PLL characteristics. */ > +static const struct clk_pll_characteristics cpu_pll_characteristics = { > + .input = { .min = 12000000, .max = 50000000 }, > + .num_output = ARRAY_SIZE(cpu_pll_outputs), > + .output = cpu_pll_outputs, > + .core_output = core_outputs, > +}; > + > +/* PLL characteristics. */ > +static const struct clk_pll_characteristics pll_characteristics = { > + .input = { .min = 12000000, .max = 50000000 }, > + .num_output = ARRAY_SIZE(pll_outputs), > + .output = pll_outputs, > + .core_output = core_outputs, > +}; > + > +static const struct clk_pll_characteristics lvdspll_characteristics = { > + .input = { .min = 12000000, .max = 50000000 }, > + .num_output = ARRAY_SIZE(lvdspll_outputs), > + .output = lvdspll_outputs, > + .core_output = lvdspll_core_outputs, > +}; > + > +static const struct clk_pll_characteristics upll_characteristics = { > + .input = { .min = 20000000, .max = 50000000 }, > + .num_output = ARRAY_SIZE(upll_outputs), > + .output = upll_outputs, > + .core_output = upll_core_outputs, > + .upll = true, > +}; > + > +/* > + * SAMA7D65 PLL possible parents > + * @SAMA7D65_PLL_PARENT_MAINCK: MAINCK is PLL a parent > + * @SAMA7D65_PLL_PARENT_MAIN_XTAL: MAIN XTAL is a PLL parent > + * @SAMA7D65_PLL_PARENT_FRACCK: Frac PLL is a PLL parent (for PLL dividers) > + */ > +enum sama7d65_pll_parent { > + SAMA7D65_PLL_PARENT_MAINCK, > + SAMA7D65_PLL_PARENT_MAIN_XTAL, > + SAMA7D65_PLL_PARENT_FRACCK, > +}; > + > +/* > + * PLL clocks description > + * @n: clock name > + * @l: clock layout > + * @c: clock characteristics > + * @hw: pointer to clk_hw > + * @t: clock type > + * @f: clock flags > + * @p: clock parent > + * @eid: export index in sama7d65->chws[] array > + * @safe_div: intermediate divider need to be set on PRE_RATE_CHANGE > + * notification > + */ > +static struct sama7d65_pll { > + const char *n; > + const struct clk_pll_layout *l; > + const struct clk_pll_characteristics *c; > + struct clk_hw *hw; > + unsigned long f; > + enum sama7d65_pll_parent p; > + u8 t; > + u8 eid; > + u8 safe_div; > +} sama7d65_plls[][PLL_COMPID_MAX] = { > + [PLL_ID_CPU] = { > + [PLL_COMPID_FRAC] = { > + .n = "cpupll_fracck", > + .p = SAMA7D65_PLL_PARENT_MAINCK, > + .l = &pll_layout_frac, > + .c = &cpu_pll_characteristics, > + .t = PLL_TYPE_FRAC, > + /* > + * This feeds cpupll_divpmcck which feeds CPU. It should > + * not be disabled. > + */ > + .f = CLK_IS_CRITICAL, > + }, > + > + [PLL_COMPID_DIV0] = { > + .n = "cpupll_divpmcck", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divpmc, > + .c = &cpu_pll_characteristics, > + .t = PLL_TYPE_DIV, > + /* This feeds CPU. It should not be disabled. */ > + .f = CLK_IS_CRITICAL | CLK_SET_RATE_PARENT, > + .eid = PMC_CPUPLL, > + /* > + * Safe div=15 should be safe even for switching b/w 1GHz and > + * 90MHz (frac pll might go up to 1.2GHz). > + */ > + .safe_div = 15, > + }, > + }, > + > + [PLL_ID_SYS] = { > + [PLL_COMPID_FRAC] = { > + .n = "syspll_fracck", > + .p = SAMA7D65_PLL_PARENT_MAINCK, > + .l = &pll_layout_frac, > + .c = &pll_characteristics, > + .t = PLL_TYPE_FRAC, > + /* > + * This feeds syspll_divpmcck which may feed critical parts > + * of the systems like timers. Therefore it should not be > + * disabled. > + */ > + .f = CLK_IS_CRITICAL | CLK_SET_RATE_GATE, > + }, > + > + [PLL_COMPID_DIV0] = { > + .n = "syspll_divpmcck", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divpmc, > + .c = &pll_characteristics, > + .t = PLL_TYPE_DIV, > + /* > + * This may feed critical parts of the systems like timers. > + * Therefore it should not be disabled. > + */ > + .f = CLK_IS_CRITICAL | CLK_SET_RATE_GATE, > + .eid = PMC_SYSPLL, > + }, > + }, > + > + [PLL_ID_DDR] = { > + [PLL_COMPID_FRAC] = { > + .n = "ddrpll_fracck", > + .p = SAMA7D65_PLL_PARENT_MAINCK, > + .l = &pll_layout_frac, > + .c = &pll_characteristics, > + .t = PLL_TYPE_FRAC, > + /* > + * This feeds ddrpll_divpmcck which feeds DDR. It should not > + * be disabled. > + */ > + .f = CLK_IS_CRITICAL | CLK_SET_RATE_GATE, > + }, > + > + [PLL_COMPID_DIV0] = { > + .n = "ddrpll_divpmcck", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divpmc, > + .c = &pll_characteristics, > + .t = PLL_TYPE_DIV, > + /* This feeds DDR. It should not be disabled. */ > + .f = CLK_IS_CRITICAL | CLK_SET_RATE_GATE, > + }, > + }, > + > + [PLL_ID_GPU] = { > + [PLL_COMPID_FRAC] = { > + .n = "gpupll_fracck", > + .p = SAMA7D65_PLL_PARENT_MAINCK, > + .l = &pll_layout_frac, > + .c = &pll_characteristics, > + .t = PLL_TYPE_FRAC, > + .f = CLK_SET_RATE_GATE, > + }, > + > + [PLL_COMPID_DIV0] = { > + .n = "gpupll_divpmcck", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divpmc, > + .c = &pll_characteristics, > + .t = PLL_TYPE_DIV, > + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | > + CLK_SET_RATE_PARENT, > + }, > + }, > + > + [PLL_ID_BAUD] = { > + [PLL_COMPID_FRAC] = { > + .n = "baudpll_fracck", > + .p = SAMA7D65_PLL_PARENT_MAINCK, > + .l = &pll_layout_frac, > + .c = &pll_characteristics, > + .t = PLL_TYPE_FRAC, > + .f = CLK_SET_RATE_GATE, > + }, > + > + [PLL_COMPID_DIV0] = { > + .n = "baudpll_divpmcck", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divpmc, > + .c = &pll_characteristics, > + .t = PLL_TYPE_DIV, > + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | > + CLK_SET_RATE_PARENT, > + .eid = PMC_BAUDPLL, > + }, > + }, > + > + [PLL_ID_AUDIO] = { > + [PLL_COMPID_FRAC] = { > + .n = "audiopll_fracck", > + .p = SAMA7D65_PLL_PARENT_MAIN_XTAL, > + .l = &pll_layout_frac, > + .c = &pll_characteristics, > + .t = PLL_TYPE_FRAC, > + .f = CLK_SET_RATE_GATE, > + }, > + > + [PLL_COMPID_DIV0] = { > + .n = "audiopll_divpmcck", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divpmc, > + .c = &pll_characteristics, > + .t = PLL_TYPE_DIV, > + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | > + CLK_SET_RATE_PARENT, > + .eid = PMC_AUDIOPMCPLL, > + }, > + > + [PLL_COMPID_DIV1] = { > + .n = "audiopll_diviock", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divio, > + .c = &pll_characteristics, > + .t = PLL_TYPE_DIV, > + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | > + CLK_SET_RATE_PARENT, > + .eid = PMC_AUDIOIOPLL, > + }, > + }, > + > + [PLL_ID_ETH] = { > + [PLL_COMPID_FRAC] = { > + .n = "ethpll_fracck", > + .p = SAMA7D65_PLL_PARENT_MAIN_XTAL, > + .l = &pll_layout_frac, > + .c = &pll_characteristics, > + .t = PLL_TYPE_FRAC, > + .f = CLK_SET_RATE_GATE, > + }, > + > + [PLL_COMPID_DIV0] = { > + .n = "ethpll_divpmcck", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divpmc, > + .c = &pll_characteristics, > + .t = PLL_TYPE_DIV, > + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | > + CLK_SET_RATE_PARENT, > + .eid = PMC_ETHPLL, > + }, > + }, > + > + [PLL_ID_LVDS] = { > + [PLL_COMPID_FRAC] = { > + .n = "lvdspll_fracck", > + .p = SAMA7D65_PLL_PARENT_MAIN_XTAL, > + .l = &pll_layout_frac, > + .c = &lvdspll_characteristics, > + .t = PLL_TYPE_FRAC, > + .f = CLK_SET_RATE_GATE, > + }, > + > + [PLL_COMPID_DIV0] = { > + .n = "lvdspll_divpmcck", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divpmc, > + .c = &lvdspll_characteristics, > + .t = PLL_TYPE_DIV, > + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | > + CLK_SET_RATE_PARENT, > + .eid = PMC_LVDSPLL, > + }, > + }, > + > + [PLL_ID_USB] = { > + [PLL_COMPID_FRAC] = { > + .n = "usbpll_fracck", > + .p = SAMA7D65_PLL_PARENT_MAIN_XTAL, > + .l = &pll_layout_frac, > + .c = &upll_characteristics, > + .t = PLL_TYPE_FRAC, > + .f = CLK_SET_RATE_GATE, > + }, > + > + [PLL_COMPID_DIV0] = { > + .n = "usbpll_divpmcck", > + .p = SAMA7D65_PLL_PARENT_FRACCK, > + .l = &pll_layout_divpmc, > + .c = &upll_characteristics, > + .t = PLL_TYPE_DIV, > + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | > + CLK_SET_RATE_PARENT, > + .eid = PMC_UTMI, > + }, > + }, > +}; > + > +/* Used to create an array entry identifying a PLL by its components. */ > +#define PLL_IDS_TO_ARR_ENTRY(_id, _comp) { PLL_ID_##_id, PLL_COMPID_##_comp} > + > +/* > + * Master clock (MCK[0..9]) description > + * @n: clock name > + * @ep_chg_chg_id: index in parents array that specifies the changeable > + * @ep: extra parents names array (entry formed by PLL components > + * identifiers (see enum pll_component_id)) > + * @hw: pointer to clk_hw > + * parent > + * @ep_count: extra parents count > + * @ep_mux_table: mux table for extra parents > + * @id: clock id > + * @eid: export index in sama7d65->chws[] array > + * @c: true if clock is critical and cannot be disabled > + */ > +static struct { > + const char *n; > + struct { > + int pll_id; > + int pll_compid; > + } ep[4]; > + struct clk_hw *hw; > + int ep_chg_id; > + u8 ep_count; > + u8 ep_mux_table[4]; > + u8 id; > + u8 eid; > + u8 c; > +} sama7d65_mckx[] = { > + { .n = "mck0", }, /* Dummy entry for MCK0 to store hw in probe. */ > + { .n = "mck1", > + .id = 1, > + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, > + .ep_mux_table = { 5, }, > + .ep_count = 1, > + .ep_chg_id = INT_MIN, > + .eid = PMC_MCK1, > + .c = 1, }, > + > + { .n = "mck2", > + .id = 2, > + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), PLL_IDS_TO_ARR_ENTRY(DDR, DIV0), }, > + .ep_mux_table = { 5, 6, }, > + .ep_count = 2, > + .ep_chg_id = INT_MIN, > + .c = 1, }, > + > + { .n = "mck3", > + .id = 3, > + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), PLL_IDS_TO_ARR_ENTRY(DDR, DIV0), }, > + .ep_mux_table = { 5, 6, }, > + .ep_count = 2, > + .ep_chg_id = INT_MIN, > + .eid = PMC_MCK3, > + .c = 1, }, > + > + { .n = "mck4", > + .id = 4, > + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, > + .ep_mux_table = { 5, }, > + .ep_count = 1, > + .ep_chg_id = INT_MIN, > + .c = 1, }, > + > + { .n = "mck5", > + .id = 5, > + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, > + .ep_mux_table = { 5, }, > + .ep_count = 1, > + .ep_chg_id = INT_MIN, > + .eid = PMC_MCK5, > + .c = 1, }, > + > + { .n = "mck6", > + .id = 6, > + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, > + .ep_mux_table = { 5, }, > + .ep_chg_id = INT_MIN, > + .ep_count = 1, > + .c = 1, }, > + > + { .n = "mck7", > + .id = 7, > + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, > + .ep_mux_table = { 5, }, > + .ep_chg_id = INT_MIN, > + .ep_count = 1, }, > + > + { .n = "mck8", > + .id = 8, > + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, > + .ep_mux_table = { 5, }, > + .ep_chg_id = INT_MIN, > + .ep_count = 1, }, > + > + { .n = "mck9", > + .id = 9, > + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, > + .ep_mux_table = { 5, }, > + .ep_chg_id = INT_MIN, > + .ep_count = 1, }, > +}; > + > +/* > + * System clock description > + * @n: clock name > + * @p: clock parent name > + * @id: clock id > + */ > +static const struct { > + const char *n; > + const char *p; > + u8 id; > +} sama7d65_systemck[] = { > + { .n = "uhpck", .p = "usbck", .id = 6 }, > + { .n = "pck0", .p = "prog0", .id = 8, }, > + { .n = "pck1", .p = "prog1", .id = 9, }, > + { .n = "pck2", .p = "prog2", .id = 10, }, > + { .n = "pck3", .p = "prog3", .id = 11, }, > + { .n = "pck4", .p = "prog4", .id = 12, }, > + { .n = "pck5", .p = "prog5", .id = 13, }, > + { .n = "pck6", .p = "prog6", .id = 14, }, > + { .n = "pck7", .p = "prog7", .id = 15, }, > +}; > + > +/* Mux table for programmable clocks. */ > +static u32 sama7d65_prog_mux_table[] = { 0, 1, 2, 5, 7, 8, 9, 10, 12}; Missing a space after 12 > + > +/* > + * Peripheral clock parent hw identifier (used to index in sama7d65_mckx[]) > + * @PCK_PARENT_HW_MCK0: pck parent hw identifier is MCK0 > + * @PCK_PARENT_HW_MCK1: pck parent hw identifier is MCK1 > + * @PCK_PARENT_HW_MCK2: pck parent hw identifier is MCK2 > + * @PCK_PARENT_HW_MCK3: pck parent hw identifier is MCK3 > + * @PCK_PARENT_HW_MCK4: pck parent hw identifier is MCK4 > + * @PCK_PARENT_HW_MCK5: pck parent hw identifier is MCK5 > + * @PCK_PARENT_HW_MCK6: pck parent hw identifier is MCK6 > + * @PCK_PARENT_HW_MCK7: pck parent hw identifier is MCK7 > + * @PCK_PARENT_HW_MCK8: pck parent hw identifier is MCK8 > + * @PCK_PARENT_HW_MCK9: pck parent hw identifier is MCK9 > + * @PCK_PARENT_HW_MAX: max identifier > + */ > +enum sama7d65_pck_parent_hw_id { > + PCK_PARENT_HW_MCK0, > + PCK_PARENT_HW_MCK1, > + PCK_PARENT_HW_MCK2, > + PCK_PARENT_HW_MCK3, > + PCK_PARENT_HW_MCK4, > + PCK_PARENT_HW_MCK5, > + PCK_PARENT_HW_MCK6, > + PCK_PARENT_HW_MCK7, > + PCK_PARENT_HW_MCK8, > + PCK_PARENT_HW_MCK9, > + PCK_PARENT_HW_MAX, > +}; > + > +/* > + * Peripheral clock description > + * @n: clock name > + * @p: clock parent hw id > + * @r: clock range values > + * @id: clock id > + * @chgp: index in parent array of the changeable parent > + */ > +static struct { > + const char *n; > + enum sama7d65_pck_parent_hw_id p; > + struct clk_range r; > + u8 chgp; > + u8 id; > +} sama7d65_periphck[] = { > + { .n = "pioA_clk", .p = PCK_PARENT_HW_MCK0, .id = 10, }, > + { .n = "securam_clk", .p = PCK_PARENT_HW_MCK0, .id = 17, }, > + { .n = "sfr_clk", .p = PCK_PARENT_HW_MCK7, .id = 18, }, > + { .n = "hsmc_clk", .p = PCK_PARENT_HW_MCK5, .id = 20, }, > + { .n = "xdmac0_clk", .p = PCK_PARENT_HW_MCK6, .id = 21, }, > + { .n = "xdmac1_clk", .p = PCK_PARENT_HW_MCK6, .id = 22, }, > + { .n = "xdmac2_clk", .p = PCK_PARENT_HW_MCK1, .id = 23, }, > + { .n = "acc_clk", .p = PCK_PARENT_HW_MCK7, .id = 24, }, > + { .n = "aes_clk", .p = PCK_PARENT_HW_MCK6, .id = 26, }, > + { .n = "tzaesbasc_clk", .p = PCK_PARENT_HW_MCK8, .id = 27, }, > + { .n = "asrc_clk", .p = PCK_PARENT_HW_MCK9, .id = 29, .r = { .max = 200000000, }, }, > + { .n = "cpkcc_clk", .p = PCK_PARENT_HW_MCK0, .id = 30, }, > + { .n = "eic_clk", .p = PCK_PARENT_HW_MCK7, .id = 33, }, > + { .n = "flex0_clk", .p = PCK_PARENT_HW_MCK7, .id = 34, }, > + { .n = "flex1_clk", .p = PCK_PARENT_HW_MCK7, .id = 35, }, > + { .n = "flex2_clk", .p = PCK_PARENT_HW_MCK7, .id = 36, }, > + { .n = "flex3_clk", .p = PCK_PARENT_HW_MCK7, .id = 37, }, > + { .n = "flex4_clk", .p = PCK_PARENT_HW_MCK8, .id = 38, }, > + { .n = "flex5_clk", .p = PCK_PARENT_HW_MCK8, .id = 39, }, > + { .n = "flex6_clk", .p = PCK_PARENT_HW_MCK8, .id = 40, }, > + { .n = "flex7_clk", .p = PCK_PARENT_HW_MCK8, .id = 41, }, > + { .n = "flex8_clk", .p = PCK_PARENT_HW_MCK9, .id = 42, }, > + { .n = "flex9_clk", .p = PCK_PARENT_HW_MCK9, .id = 43, }, > + { .n = "flex10_clk", .p = PCK_PARENT_HW_MCK9, .id = 44, }, > + { .n = "gmac0_clk", .p = PCK_PARENT_HW_MCK6, .id = 46, }, > + { .n = "gmac1_clk", .p = PCK_PARENT_HW_MCK6, .id = 47, }, > + { .n = "gmac0_tsu_clk", .p = PCK_PARENT_HW_MCK1, .id = 49, }, > + { .n = "gmac1_tsu_clk", .p = PCK_PARENT_HW_MCK1, .id = 50, }, > + { .n = "icm_clk", .p = PCK_PARENT_HW_MCK5, .id = 53, }, > + { .n = "i2smcc0_clk", .p = PCK_PARENT_HW_MCK9, .id = 54, .r = { .max = 200000000, }, }, > + { .n = "i2smcc1_clk", .p = PCK_PARENT_HW_MCK9, .id = 55, .r = { .max = 200000000, }, }, > + { .n = "lcd_clk", .p = PCK_PARENT_HW_MCK3, .id = 56, }, > + { .n = "matrix_clk", .p = PCK_PARENT_HW_MCK5, .id = 57, }, > + { .n = "mcan0_clk", .p = PCK_PARENT_HW_MCK5, .id = 58, .r = { .max = 200000000, }, }, > + { .n = "mcan1_clk", .p = PCK_PARENT_HW_MCK5, .id = 59, .r = { .max = 200000000, }, }, > + { .n = "mcan2_clk", .p = PCK_PARENT_HW_MCK5, .id = 60, .r = { .max = 200000000, }, }, > + { .n = "mcan3_clk", .p = PCK_PARENT_HW_MCK5, .id = 61, .r = { .max = 200000000, }, }, > + { .n = "mcan4_clk", .p = PCK_PARENT_HW_MCK5, .id = 62, .r = { .max = 200000000, }, }, > + { .n = "pdmc0_clk", .p = PCK_PARENT_HW_MCK9, .id = 64, .r = { .max = 200000000, }, }, > + { .n = "pdmc1_clk", .p = PCK_PARENT_HW_MCK9, .id = 65, .r = { .max = 200000000, }, }, > + { .n = "pit64b0_clk", .p = PCK_PARENT_HW_MCK7, .id = 66, }, > + { .n = "pit64b1_clk", .p = PCK_PARENT_HW_MCK7, .id = 67, }, > + { .n = "pit64b2_clk", .p = PCK_PARENT_HW_MCK7, .id = 68, }, > + { .n = "pit64b3_clk", .p = PCK_PARENT_HW_MCK8, .id = 69, }, > + { .n = "pit64b4_clk", .p = PCK_PARENT_HW_MCK8, .id = 70, }, > + { .n = "pit64b5_clk", .p = PCK_PARENT_HW_MCK8, .id = 71, }, > + { .n = "pwm_clk", .p = PCK_PARENT_HW_MCK7, .id = 72, }, > + { .n = "qspi0_clk", .p = PCK_PARENT_HW_MCK5, .id = 73, }, > + { .n = "qspi1_clk", .p = PCK_PARENT_HW_MCK5, .id = 74, }, > + { .n = "sdmmc0_clk", .p = PCK_PARENT_HW_MCK1, .id = 75, }, > + { .n = "sdmmc1_clk", .p = PCK_PARENT_HW_MCK1, .id = 76, }, > + { .n = "sdmmc2_clk", .p = PCK_PARENT_HW_MCK1, .id = 77, }, > + { .n = "sha_clk", .p = PCK_PARENT_HW_MCK6, .id = 78, }, > + { .n = "spdifrx_clk", .p = PCK_PARENT_HW_MCK9, .id = 79, .r = { .max = 200000000, }, }, > + { .n = "spdiftx_clk", .p = PCK_PARENT_HW_MCK9, .id = 80, .r = { .max = 200000000, }, }, > + { .n = "ssc0_clk", .p = PCK_PARENT_HW_MCK7, .id = 81, .r = { .max = 200000000, }, }, > + { .n = "ssc1_clk", .p = PCK_PARENT_HW_MCK8, .id = 82, .r = { .max = 200000000, }, }, > + { .n = "tcb0_ch0_clk", .p = PCK_PARENT_HW_MCK8, .id = 83, .r = { .max = 200000000, }, }, > + { .n = "tcb0_ch1_clk", .p = PCK_PARENT_HW_MCK8, .id = 84, .r = { .max = 200000000, }, }, > + { .n = "tcb0_ch2_clk", .p = PCK_PARENT_HW_MCK8, .id = 85, .r = { .max = 200000000, }, }, > + { .n = "tcb1_ch0_clk", .p = PCK_PARENT_HW_MCK5, .id = 86, .r = { .max = 200000000, }, }, > + { .n = "tcb1_ch1_clk", .p = PCK_PARENT_HW_MCK5, .id = 87, .r = { .max = 200000000, }, }, > + { .n = "tcb1_ch2_clk", .p = PCK_PARENT_HW_MCK5, .id = 88, .r = { .max = 200000000, }, }, > + { .n = "tcpca_clk", .p = PCK_PARENT_HW_MCK5, .id = 89, }, > + { .n = "tcpcb_clk", .p = PCK_PARENT_HW_MCK5, .id = 90, }, > + { .n = "tdes_clk", .p = PCK_PARENT_HW_MCK6, .id = 91, }, > + { .n = "trng_clk", .p = PCK_PARENT_HW_MCK6, .id = 92, }, > + { .n = "udphsa_clk", .p = PCK_PARENT_HW_MCK5, .id = 99, }, > + { .n = "udphsb_clk", .p = PCK_PARENT_HW_MCK5, .id = 100, }, > + { .n = "uhphs_clk", .p = PCK_PARENT_HW_MCK5, .id = 101, }, > + { .n = "dsi_clk", .p = PCK_PARENT_HW_MCK3, .id = 103, }, > + { .n = "lvdsc_clk", .p = PCK_PARENT_HW_MCK3, .id = 104, }, > +}; > + > +/* > + * Generic clock description > + * @n: clock name > + * @pp: PLL parents (entry formed by PLL components identifiers > + * (see enum pll_component_id)) > + * @pp_mux_table: PLL parents mux table > + * @r: clock output range > + * @pp_chg_id: id in parent array of changeable PLL parent > + * @pp_count: PLL parents count > + * @id: clock id > + */ > +static const struct { > + const char *n; > + struct { > + int pll_id; > + int pll_compid; > + } pp[8]; > + const char pp_mux_table[8]; > + struct clk_range r; > + int pp_chg_id; > + u8 pp_count; > + u8 id; > +} sama7d65_gck[] = { > + { .n = "adc_gclk", > + .id = 25, > + .r = { .max = 100000000, }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, > + .pp_mux_table = { 8, 9, }, > + .pp_count = 2, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "asrc_gclk", > + .id = 29, > + .r = { .max = 200000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, > + .pp_mux_table = { 9, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex0_gclk", > + .id = 34, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = {8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex1_gclk", > + .id = 35, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = {8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex2_gclk", > + .id = 36, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = {8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex3_gclk", > + .id = 37, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = {8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex4_gclk", > + .id = 38, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = { 8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex5_gclk", > + .id = 39, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = { 8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex6_gclk", > + .id = 40, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = { 8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex7_gclk", > + .id = 41, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = { 8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex8_gclk", > + .id = 42, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = { 8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex9_gclk", > + .id = 43, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = { 8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "flex10_gclk", > + .id = 44, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = { 8, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "gmac0_gclk", > + .id = 46, > + .r = { .max = 125000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 10, }, > + .pp_count = 1, > + .pp_chg_id = 4, }, > + > + { .n = "gmac1_gclk", > + .id = 47, > + .r = { .max = 125000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 10, }, > + .pp_count = 1, > + .pp_chg_id = 4, }, > + > + { .n = "gmac0_tsu_gclk", > + .id = 49, > + .r = { .max = 400000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = {10, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "gmac1_tsu_gclk", > + .id = 50, > + .r = { .max = 400000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 10, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "i2smcc0_gclk", > + .id = 54, > + .r = { .max = 100000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, > + .pp_mux_table = { 9, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "i2smcc1_gclk", > + .id = 55, > + .r = { .max = 100000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, > + .pp_mux_table = { 9, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "lcdc_gclk", > + .id = 56, > + .r = { .max = 90000000 }, > + .pp_count = 0, > + .pp_chg_id = INT_MIN, > + }, > + > + { .n = "mcan0_gclk", > + .id = 58, > + .r = { .max = 80000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, > + .pp_mux_table = { 12 }, > + .pp_count = 1, > + .pp_chg_id = 4, }, > + > + { .n = "mcan1_gclk", > + .id = 59, > + .r = { .max = 80000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, > + .pp_mux_table = { 12 }, > + .pp_count = 1, > + .pp_chg_id = 4, }, > + > + { .n = "mcan2_gclk", > + .id = 60, > + .r = { .max = 80000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, > + .pp_mux_table = { 12 }, > + .pp_count = 1, > + .pp_chg_id = 4, }, > + > + { .n = "mcan3_gclk", > + .id = 61, > + .r = { .max = 80000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, > + .pp_mux_table = { 12 }, > + .pp_count = 1, > + .pp_chg_id = 4, }, > + > + { .n = "mcan4_gclk", > + .id = 62, > + .r = { .max = 80000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, > + .pp_mux_table = { 12 }, > + .pp_count = 1, > + .pp_chg_id = 4, }, > + > + { .n = "pdmc0_gclk", > + .id = 64, > + .r = { .max = 80000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, > + .pp_mux_table = { 9 }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "pdmc1_gclk", > + .id = 65, > + .r = { .max = 80000000, }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, > + .pp_mux_table = { 9, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "pit64b0_gclk", > + .id = 66, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), > + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 8, 9, 10, }, > + .pp_count = 3, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "pit64b1_gclk", > + .id = 67, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), > + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 8, 9, 10, }, > + .pp_count = 3, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "pit64b2_gclk", > + .id = 68, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), > + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 8, 9, 10, }, > + .pp_count = 3, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "pit64b3_gclk", > + .id = 69, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), > + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = {8, 9, 10, }, > + .pp_count = 3, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "pit64b4_gclk", > + .id = 70, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), > + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = {8, 9, 10, }, > + .pp_count = 3, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "pit64b5_gclk", > + .id = 71, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), > + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = {8, 9, 10, }, > + .pp_count = 3, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "qspi0_gclk", > + .id = 73, > + .r = { .max = 400000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = { 5, 8, }, > + .pp_count = 2, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "qspi1_gclk", > + .id = 74, > + .r = { .max = 266000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, > + .pp_mux_table = { 5, 8, }, > + .pp_count = 2, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "sdmmc0_gclk", > + .id = 75, > + .r = { .max = 208000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 8, 10, }, > + .pp_count = 2, > + .pp_chg_id = 4, }, > + > + { .n = "sdmmc1_gclk", > + .id = 76, > + .r = { .max = 208000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 8, 10, }, > + .pp_count = 2, > + .pp_chg_id = 4, }, > + > + { .n = "sdmmc2_gclk", > + .id = 77, > + .r = { .max = 208000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 8, 10 }, > + .pp_count = 2, > + .pp_chg_id = 4, }, > + > + { .n = "spdifrx_gclk", > + .id = 79, > + .r = { .max = 150000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, > + .pp_mux_table = { 9, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "spdiftx_gclk", > + .id = 80, > + .r = { .max = 25000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, > + .pp_mux_table = { 9, }, > + .pp_count = 1, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "tcb0_ch0_gclk", > + .id = 83, > + .r = { .max = 34000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), > + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 8, 9, 10, }, > + .pp_count = 3, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "tcb1_ch0_gclk", > + .id = 86, > + .r = { .max = 67000000 }, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), > + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = { 8, 9, 10, }, > + .pp_count = 3, > + .pp_chg_id = INT_MIN, }, > + > + { .n = "DSI_gclk", > + .id = 103, > + .r = {.max = 27000000}, > + .pp = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, > + .pp_mux_table = {5}, > + .pp_count = 1, > + .pp_chg_id = INT_MIN,}, Missing a space after "INT_MIN," > + > + { .n = "I3CC_gclk", > + .id = 105, > + .r = {.max = 125000000}, > + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), > + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, > + .pp_mux_table = {8, 9, 10, }, > + .pp_count = 3, > + .pp_chg_id = INT_MIN,}, Same here. > +}; > + > +/* MCK0 characteristics. */ > +static const struct clk_master_characteristics mck0_characteristics = { > + .output = { .min = 32768, .max = 200000000 }, > + .divisors = { 1, 2, 4, 3, 5 }, > + .have_div3_pres = 1, > +}; > + > +/* MCK0 layout. */ > +static const struct clk_master_layout mck0_layout = { > + .mask = 0x773, > + .pres_shift = 4, > + .offset = 0x28, > +}; > + > +/* Programmable clock layout. */ > +static const struct clk_programmable_layout programmable_layout = { > + .pres_mask = 0xff, > + .pres_shift = 8, > + .css_mask = 0x1f, > + .have_slck_mck = 0, > + .is_pres_direct = 1, > +}; > + > +/* Peripheral clock layout. */ > +static const struct clk_pcr_layout sama7d65_pcr_layout = { > + .offset = 0x88, > + .cmd = BIT(31), > + .gckcss_mask = GENMASK(12, 8), > + .pid_mask = GENMASK(6, 0), > +}; > + > +static void __init sama7d65_pmc_setup(struct device_node *np) > +{ > + const char *main_xtal_name = "main_xtal"; > + struct pmc_data *sama7d65_pmc; > + const char *parent_names[11]; > + void **alloc_mem = NULL; > + int alloc_mem_size = 0; > + struct regmap *regmap; > + struct clk_hw *hw, *main_rc_hw, *main_osc_hw, *main_xtal_hw; > + struct clk_hw *td_slck_hw, *md_slck_hw; > + static struct clk_parent_data parent_data; > + struct clk_hw *parent_hws[10]; > + bool bypass; > + int i, j; > + > + td_slck_hw = __clk_get_hw(of_clk_get_by_name(np, "td_slck")); > + md_slck_hw = __clk_get_hw(of_clk_get_by_name(np, "md_slck")); > + main_xtal_hw = __clk_get_hw(of_clk_get_by_name(np, main_xtal_name)); > + > + if (!td_slck_hw || !md_slck_hw || !main_xtal_hw) > + return; > + > + regmap = device_node_to_regmap(np); > + if (IS_ERR(regmap)) > + return; > + > + sama7d65_pmc = pmc_data_allocate(PMC_INDEX_MAX, > + nck(sama7d65_systemck), > + nck(sama7d65_periphck), > + nck(sama7d65_gck), 8); > + if (!sama7d65_pmc) > + return; > + > + alloc_mem = kmalloc(sizeof(void *) * > + (ARRAY_SIZE(sama7d65_mckx) + ARRAY_SIZE(sama7d65_gck)), > + GFP_KERNEL); > + if (!alloc_mem) > + goto err_free; > + > + main_rc_hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 12000000, > + 50000000); > + if (IS_ERR(main_rc_hw)) > + goto err_free; > + > + bypass = of_property_read_bool(np, "atmel,osc-bypass"); > + > + parent_data.name = main_xtal_name; > + parent_data.fw_name = main_xtal_name; > + main_osc_hw = at91_clk_register_main_osc(regmap, "main_osc", NULL, > + &parent_data, bypass); > + if (IS_ERR(main_osc_hw)) > + goto err_free; > + > + parent_hws[0] = main_rc_hw; > + parent_hws[1] = main_osc_hw; > + hw = at91_clk_register_sam9x5_main(regmap, "mainck", NULL, parent_hws, 2); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->chws[PMC_MAIN] = hw; > + > + for (i = 0; i < PLL_ID_MAX; i++) { > + for (j = 0; j < PLL_COMPID_MAX; j++) { > + struct clk_hw *parent_hw; > + > + if (!sama7d65_plls[i][j].n) > + continue; > + > + switch (sama7d65_plls[i][j].t) { > + case PLL_TYPE_FRAC: > + switch (sama7d65_plls[i][j].p) { > + case SAMA7D65_PLL_PARENT_MAINCK: > + parent_hw = sama7d65_pmc->chws[PMC_MAIN]; > + break; > + case SAMA7D65_PLL_PARENT_MAIN_XTAL: > + parent_hw = main_xtal_hw; > + break; > + default: > + /* Should not happen. */ > + parent_hw = NULL; > + break; > + } > + > + hw = sam9x60_clk_register_frac_pll(regmap, > + &pmc_pll_lock, sama7d65_plls[i][j].n, > + NULL, parent_hw, i, > + sama7d65_plls[i][j].c, > + sama7d65_plls[i][j].l, > + sama7d65_plls[i][j].f); > + break; > + > + case PLL_TYPE_DIV: > + hw = sam9x60_clk_register_div_pll(regmap, > + &pmc_pll_lock, sama7d65_plls[i][j].n, > + NULL, sama7d65_plls[i][0].hw, i, > + sama7d65_plls[i][j].c, > + sama7d65_plls[i][j].l, > + sama7d65_plls[i][j].f, > + sama7d65_plls[i][j].safe_div); > + break; > + > + default: > + continue; > + } > + > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_plls[i][j].hw = hw; > + if (sama7d65_plls[i][j].eid) > + sama7d65_pmc->chws[sama7d65_plls[i][j].eid] = hw; > + } > + } > + > + hw = at91_clk_register_master_div(regmap, "mck0", NULL, > + sama7d65_plls[PLL_ID_CPU][1].hw, > + &mck0_layout, &mck0_characteristics, > + &pmc_mck0_lock, CLK_GET_RATE_NOCACHE, 5); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->chws[PMC_MCK] = hw; > + sama7d65_mckx[PCK_PARENT_HW_MCK0].hw = hw; > + > + parent_hws[0] = md_slck_hw; > + parent_hws[1] = td_slck_hw; > + parent_hws[2] = sama7d65_pmc->chws[PMC_MAIN]; > + for (i = PCK_PARENT_HW_MCK1; i < ARRAY_SIZE(sama7d65_mckx); i++) { > + u8 num_parents = 3 + sama7d65_mckx[i].ep_count; > + struct clk_hw *tmp_parent_hws[8]; > + u32 *mux_table; > + > + mux_table = kmalloc_array(num_parents, sizeof(*mux_table), > + GFP_KERNEL); > + if (!mux_table) > + goto err_free; > + > + PMC_INIT_TABLE(mux_table, 3); > + PMC_FILL_TABLE(&mux_table[3], sama7d65_mckx[i].ep_mux_table, > + sama7d65_mckx[i].ep_count); > + for (j = 0; j < sama7d65_mckx[i].ep_count; j++) { > + u8 pll_id = sama7d65_mckx[i].ep[j].pll_id; > + u8 pll_compid = sama7d65_mckx[i].ep[j].pll_compid; > + > + tmp_parent_hws[j] = sama7d65_plls[pll_id][pll_compid].hw; > + } > + PMC_FILL_TABLE(&parent_hws[3], tmp_parent_hws, > + sama7d65_mckx[i].ep_count); > + > + hw = at91_clk_sama7g5_register_master(regmap, sama7d65_mckx[i].n, > + num_parents, NULL, parent_hws, > + mux_table, &pmc_mckX_lock, > + sama7d65_mckx[i].id, > + sama7d65_mckx[i].c, > + sama7d65_mckx[i].ep_chg_id); > + if (IS_ERR(hw)) > + goto err_free; > + > + alloc_mem[alloc_mem_size++] = mux_table; > + > + sama7d65_mckx[i].hw = hw; > + if (sama7d65_mckx[i].eid) > + sama7d65_pmc->chws[sama7d65_mckx[i].eid] = hw; > + } > + > + parent_names[0] = "syspll_divpmcck"; > + parent_names[1] = "usbpll_divpmcck"; > + parent_names[2] = "main_osc"; > + hw = sam9x60_clk_register_usb(regmap, "usbck", parent_names, 3); > + if (IS_ERR(hw)) > + goto err_free; > + > + parent_hws[0] = md_slck_hw; > + parent_hws[1] = td_slck_hw; > + parent_hws[2] = sama7d65_pmc->chws[PMC_MAIN]; > + parent_hws[3] = sama7d65_plls[PLL_ID_SYS][PLL_COMPID_DIV0].hw; > + parent_hws[4] = sama7d65_plls[PLL_ID_DDR][PLL_COMPID_DIV0].hw; > + parent_hws[5] = sama7d65_plls[PLL_ID_GPU][PLL_COMPID_DIV0].hw; > + parent_hws[6] = sama7d65_plls[PLL_ID_BAUD][PLL_COMPID_DIV0].hw; > + parent_hws[7] = sama7d65_plls[PLL_ID_AUDIO][PLL_COMPID_DIV0].hw; > + parent_hws[8] = sama7d65_plls[PLL_ID_ETH][PLL_COMPID_DIV0].hw; > + > + for (i = 0; i < 8; i++) { > + char name[6]; > + > + snprintf(name, sizeof(name), "prog%d", i); > + > + hw = at91_clk_register_programmable(regmap, name, NULL, parent_hws, > + 9, i, > + &programmable_layout, > + sama7d65_prog_mux_table); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->pchws[i] = hw; > + } > + > + for (i = 0; i < ARRAY_SIZE(sama7d65_systemck); i++) { > + hw = at91_clk_register_system(regmap, sama7d65_systemck[i].n, > + sama7d65_systemck[i].p, NULL, > + sama7d65_systemck[i].id, 0); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->shws[sama7d65_systemck[i].id] = hw; > + } > + > + for (i = 0; i < ARRAY_SIZE(sama7d65_periphck); i++) { > + hw = at91_clk_register_sam9x5_peripheral(regmap, &pmc_pcr_lock, > + &sama7d65_pcr_layout, > + sama7d65_periphck[i].n, > + NULL, > + sama7d65_mckx[sama7d65_periphck[i].p].hw, > + sama7d65_periphck[i].id, > + &sama7d65_periphck[i].r, > + sama7d65_periphck[i].chgp ? 0 : > + INT_MIN, 0); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->phws[sama7d65_periphck[i].id] = hw; > + } > + > + parent_hws[0] = md_slck_hw; > + parent_hws[1] = td_slck_hw; > + parent_hws[2] = sama7d65_pmc->chws[PMC_MAIN]; > + parent_hws[3] = sama7d65_pmc->chws[PMC_MCK1]; > + for (i = 0; i < ARRAY_SIZE(sama7d65_gck); i++) { > + u8 num_parents = 4 + sama7d65_gck[i].pp_count; > + struct clk_hw *tmp_parent_hws[8]; > + u32 *mux_table; > + > + mux_table = kmalloc_array(num_parents, sizeof(*mux_table), > + GFP_KERNEL); > + if (!mux_table) > + goto err_free; > + > + PMC_INIT_TABLE(mux_table, 4); > + PMC_FILL_TABLE(&mux_table[4], sama7d65_gck[i].pp_mux_table, > + sama7d65_gck[i].pp_count); > + for (j = 0; j < sama7d65_gck[i].pp_count; j++) { > + u8 pll_id = sama7d65_gck[i].pp[j].pll_id; > + u8 pll_compid = sama7d65_gck[i].pp[j].pll_compid; > + > + tmp_parent_hws[j] = sama7d65_plls[pll_id][pll_compid].hw; > + } > + PMC_FILL_TABLE(&parent_hws[4], tmp_parent_hws, > + sama7d65_gck[i].pp_count); > + > + hw = at91_clk_register_generated(regmap, &pmc_pcr_lock, > + &sama7d65_pcr_layout, > + sama7d65_gck[i].n, NULL, > + parent_hws, mux_table, > + num_parents, > + sama7d65_gck[i].id, > + &sama7d65_gck[i].r, > + sama7d65_gck[i].pp_chg_id); > + if (IS_ERR(hw)) > + goto err_free; > + > + sama7d65_pmc->ghws[sama7d65_gck[i].id] = hw; > + alloc_mem[alloc_mem_size++] = mux_table; > + } > + > + of_clk_add_hw_provider(np, of_clk_hw_pmc_get, sama7d65_pmc); > + kfree(alloc_mem); > + > + return; > + > +err_free: > + if (alloc_mem) { > + for (i = 0; i < alloc_mem_size; i++) > + kfree(alloc_mem[i]); > + kfree(alloc_mem); > + } > + > + kfree(sama7d65_pmc); > +} > + > +/* Some clks are used for a clocksource */ > +CLK_OF_DECLARE(sama7d65_pmc, "microchip,sama7d65-pmc", sama7d65_pmc_setup);
diff --git a/drivers/clk/at91/Makefile b/drivers/clk/at91/Makefile index 8e3684ba2c74..5e638eb15aba 100644 --- a/drivers/clk/at91/Makefile +++ b/drivers/clk/at91/Makefile @@ -25,3 +25,4 @@ obj-$(CONFIG_SOC_SAMA5D3) += sama5d3.o dt-compat.o obj-$(CONFIG_SOC_SAMA5D4) += sama5d4.o dt-compat.o obj-$(CONFIG_SOC_SAMA5D2) += sama5d2.o dt-compat.o obj-$(CONFIG_SOC_SAMA7G5) += sama7g5.o +obj-$(CONFIG_SOC_SAMA7D65) += sama7d65.o diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c index 5aa9c1f1c886..acf780a81589 100644 --- a/drivers/clk/at91/pmc.c +++ b/drivers/clk/at91/pmc.c @@ -151,6 +151,7 @@ static struct syscore_ops pmc_syscore_ops = { static const struct of_device_id pmc_dt_ids[] = { { .compatible = "atmel,sama5d2-pmc" }, { .compatible = "microchip,sama7g5-pmc", }, + { .compatible = "microchip,sama7d65-pmc", }, { /* sentinel */ } }; diff --git a/drivers/clk/at91/sama7d65.c b/drivers/clk/at91/sama7d65.c new file mode 100644 index 000000000000..c7def5fc161b --- /dev/null +++ b/drivers/clk/at91/sama7d65.c @@ -0,0 +1,1373 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * SAMA7D65 PMC code. + * + * Copyright (C) 2024 Microchip Technology Inc. and its subsidiaries + * + * Author: Ryan Wanner <ryan.wanner@microchip.com> + */ +#include <linux/clk.h> +#include <linux/clk-provider.h> +#include <linux/mfd/syscon.h> +#include <linux/slab.h> + +#include <dt-bindings/clock/at91.h> + +#include "pmc.h" + +static DEFINE_SPINLOCK(pmc_pll_lock); +static DEFINE_SPINLOCK(pmc_mck0_lock); +static DEFINE_SPINLOCK(pmc_mckX_lock); + +#define PMC_INDEX_MAX 25 + +/* + * PLL clocks identifiers + * @PLL_ID_CPU: CPU PLL identifier + * @PLL_ID_SYS: System PLL identifier + * @PLL_ID_DDR: DDR PLL identifier + * @PLL_ID_GPU: Graphics subsystem PLL identifier + * @PLL_ID_BAUD: Baud PLL identifier + * @PLL_ID_AUDIO: Audio PLL identifier + * @PLL_ID_ETH: Ethernet PLL identifier + * @PLL_ID_LVDS: LVDS PLL identifier + * @PLL_ID_USB: USB PLL identifier + */ +enum pll_ids { + PLL_ID_CPU, + PLL_ID_SYS, + PLL_ID_DDR, + PLL_ID_GPU, + PLL_ID_BAUD, + PLL_ID_AUDIO, + PLL_ID_ETH, + PLL_ID_LVDS, + PLL_ID_USB, + PLL_ID_MAX, +}; + +/* + * PLL component identifier + * @PLL_COMPID_FRAC: Fractional PLL component identifier + * @PLL_COMPID_DIV0: 1st PLL divider component identifier + * @PLL_COMPID_DIV1: 2nd PLL divider component identifier + */ +enum pll_component_id { + PLL_COMPID_FRAC, + PLL_COMPID_DIV0, + PLL_COMPID_DIV1, + PLL_COMPID_MAX, +}; + +/* + * PLL type identifiers + * @PLL_TYPE_FRAC: fractional PLL identifier + * @PLL_TYPE_DIV: divider PLL identifier + */ +enum pll_type { + PLL_TYPE_FRAC, + PLL_TYPE_DIV, +}; + +/* Layout for fractional PLLs. */ +static const struct clk_pll_layout pll_layout_frac = { + .mul_mask = GENMASK(31, 24), + .frac_mask = GENMASK(21, 0), + .mul_shift = 24, + .frac_shift = 0, +}; + +/* Layout for DIVPMC dividers. */ +static const struct clk_pll_layout pll_layout_divpmc = { + .div_mask = GENMASK(7, 0), + .endiv_mask = BIT(29), + .div_shift = 0, + .endiv_shift = 29, +}; + +/* Layout for DIVIO dividers. */ +static const struct clk_pll_layout pll_layout_divio = { + .div_mask = GENMASK(19, 12), + .endiv_mask = BIT(30), + .div_shift = 12, + .endiv_shift = 30, +}; + +/* + * CPU PLL output range. + * Notice: The upper limit has been setup to 1000000002 due to hardware + * block which cannot output exactly 1GHz. + */ +static const struct clk_range cpu_pll_outputs[] = { + { .min = 2343750, .max = 1000000002 }, +}; + +/* PLL output range. */ +static const struct clk_range pll_outputs[] = { + { .min = 2343750, .max = 1200000000 }, +}; + +/* + * Min: fCOREPLLCK = 600 MHz, PMC_PLL_CTRL0.DIVPMC = 255 + * Max: fCOREPLLCK = 800 MHz, PMC_PLL_CTRL0.DIVPMC = 0 + */ +static const struct clk_range lvdspll_outputs[] = { + { .min = 16406250, .max = 800000000 }, +}; + +static const struct clk_range upll_outputs[] = { + { .min = 480000000, .max = 480000000 }, +}; + +/* Fractional PLL core output range. */ +static const struct clk_range core_outputs[] = { + { .min = 600000000, .max = 1200000000 }, +}; + +static const struct clk_range lvdspll_core_outputs[] = { + { .min = 600000000, .max = 1200000000 }, +}; + +static const struct clk_range upll_core_outputs[] = { + { .min = 600000000, .max = 1200000000 }, +}; + +/* CPU PLL characteristics. */ +static const struct clk_pll_characteristics cpu_pll_characteristics = { + .input = { .min = 12000000, .max = 50000000 }, + .num_output = ARRAY_SIZE(cpu_pll_outputs), + .output = cpu_pll_outputs, + .core_output = core_outputs, +}; + +/* PLL characteristics. */ +static const struct clk_pll_characteristics pll_characteristics = { + .input = { .min = 12000000, .max = 50000000 }, + .num_output = ARRAY_SIZE(pll_outputs), + .output = pll_outputs, + .core_output = core_outputs, +}; + +static const struct clk_pll_characteristics lvdspll_characteristics = { + .input = { .min = 12000000, .max = 50000000 }, + .num_output = ARRAY_SIZE(lvdspll_outputs), + .output = lvdspll_outputs, + .core_output = lvdspll_core_outputs, +}; + +static const struct clk_pll_characteristics upll_characteristics = { + .input = { .min = 20000000, .max = 50000000 }, + .num_output = ARRAY_SIZE(upll_outputs), + .output = upll_outputs, + .core_output = upll_core_outputs, + .upll = true, +}; + +/* + * SAMA7D65 PLL possible parents + * @SAMA7D65_PLL_PARENT_MAINCK: MAINCK is PLL a parent + * @SAMA7D65_PLL_PARENT_MAIN_XTAL: MAIN XTAL is a PLL parent + * @SAMA7D65_PLL_PARENT_FRACCK: Frac PLL is a PLL parent (for PLL dividers) + */ +enum sama7d65_pll_parent { + SAMA7D65_PLL_PARENT_MAINCK, + SAMA7D65_PLL_PARENT_MAIN_XTAL, + SAMA7D65_PLL_PARENT_FRACCK, +}; + +/* + * PLL clocks description + * @n: clock name + * @l: clock layout + * @c: clock characteristics + * @hw: pointer to clk_hw + * @t: clock type + * @f: clock flags + * @p: clock parent + * @eid: export index in sama7d65->chws[] array + * @safe_div: intermediate divider need to be set on PRE_RATE_CHANGE + * notification + */ +static struct sama7d65_pll { + const char *n; + const struct clk_pll_layout *l; + const struct clk_pll_characteristics *c; + struct clk_hw *hw; + unsigned long f; + enum sama7d65_pll_parent p; + u8 t; + u8 eid; + u8 safe_div; +} sama7d65_plls[][PLL_COMPID_MAX] = { + [PLL_ID_CPU] = { + [PLL_COMPID_FRAC] = { + .n = "cpupll_fracck", + .p = SAMA7D65_PLL_PARENT_MAINCK, + .l = &pll_layout_frac, + .c = &cpu_pll_characteristics, + .t = PLL_TYPE_FRAC, + /* + * This feeds cpupll_divpmcck which feeds CPU. It should + * not be disabled. + */ + .f = CLK_IS_CRITICAL, + }, + + [PLL_COMPID_DIV0] = { + .n = "cpupll_divpmcck", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divpmc, + .c = &cpu_pll_characteristics, + .t = PLL_TYPE_DIV, + /* This feeds CPU. It should not be disabled. */ + .f = CLK_IS_CRITICAL | CLK_SET_RATE_PARENT, + .eid = PMC_CPUPLL, + /* + * Safe div=15 should be safe even for switching b/w 1GHz and + * 90MHz (frac pll might go up to 1.2GHz). + */ + .safe_div = 15, + }, + }, + + [PLL_ID_SYS] = { + [PLL_COMPID_FRAC] = { + .n = "syspll_fracck", + .p = SAMA7D65_PLL_PARENT_MAINCK, + .l = &pll_layout_frac, + .c = &pll_characteristics, + .t = PLL_TYPE_FRAC, + /* + * This feeds syspll_divpmcck which may feed critical parts + * of the systems like timers. Therefore it should not be + * disabled. + */ + .f = CLK_IS_CRITICAL | CLK_SET_RATE_GATE, + }, + + [PLL_COMPID_DIV0] = { + .n = "syspll_divpmcck", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divpmc, + .c = &pll_characteristics, + .t = PLL_TYPE_DIV, + /* + * This may feed critical parts of the systems like timers. + * Therefore it should not be disabled. + */ + .f = CLK_IS_CRITICAL | CLK_SET_RATE_GATE, + .eid = PMC_SYSPLL, + }, + }, + + [PLL_ID_DDR] = { + [PLL_COMPID_FRAC] = { + .n = "ddrpll_fracck", + .p = SAMA7D65_PLL_PARENT_MAINCK, + .l = &pll_layout_frac, + .c = &pll_characteristics, + .t = PLL_TYPE_FRAC, + /* + * This feeds ddrpll_divpmcck which feeds DDR. It should not + * be disabled. + */ + .f = CLK_IS_CRITICAL | CLK_SET_RATE_GATE, + }, + + [PLL_COMPID_DIV0] = { + .n = "ddrpll_divpmcck", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divpmc, + .c = &pll_characteristics, + .t = PLL_TYPE_DIV, + /* This feeds DDR. It should not be disabled. */ + .f = CLK_IS_CRITICAL | CLK_SET_RATE_GATE, + }, + }, + + [PLL_ID_GPU] = { + [PLL_COMPID_FRAC] = { + .n = "gpupll_fracck", + .p = SAMA7D65_PLL_PARENT_MAINCK, + .l = &pll_layout_frac, + .c = &pll_characteristics, + .t = PLL_TYPE_FRAC, + .f = CLK_SET_RATE_GATE, + }, + + [PLL_COMPID_DIV0] = { + .n = "gpupll_divpmcck", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divpmc, + .c = &pll_characteristics, + .t = PLL_TYPE_DIV, + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | + CLK_SET_RATE_PARENT, + }, + }, + + [PLL_ID_BAUD] = { + [PLL_COMPID_FRAC] = { + .n = "baudpll_fracck", + .p = SAMA7D65_PLL_PARENT_MAINCK, + .l = &pll_layout_frac, + .c = &pll_characteristics, + .t = PLL_TYPE_FRAC, + .f = CLK_SET_RATE_GATE, + }, + + [PLL_COMPID_DIV0] = { + .n = "baudpll_divpmcck", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divpmc, + .c = &pll_characteristics, + .t = PLL_TYPE_DIV, + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | + CLK_SET_RATE_PARENT, + .eid = PMC_BAUDPLL, + }, + }, + + [PLL_ID_AUDIO] = { + [PLL_COMPID_FRAC] = { + .n = "audiopll_fracck", + .p = SAMA7D65_PLL_PARENT_MAIN_XTAL, + .l = &pll_layout_frac, + .c = &pll_characteristics, + .t = PLL_TYPE_FRAC, + .f = CLK_SET_RATE_GATE, + }, + + [PLL_COMPID_DIV0] = { + .n = "audiopll_divpmcck", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divpmc, + .c = &pll_characteristics, + .t = PLL_TYPE_DIV, + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | + CLK_SET_RATE_PARENT, + .eid = PMC_AUDIOPMCPLL, + }, + + [PLL_COMPID_DIV1] = { + .n = "audiopll_diviock", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divio, + .c = &pll_characteristics, + .t = PLL_TYPE_DIV, + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | + CLK_SET_RATE_PARENT, + .eid = PMC_AUDIOIOPLL, + }, + }, + + [PLL_ID_ETH] = { + [PLL_COMPID_FRAC] = { + .n = "ethpll_fracck", + .p = SAMA7D65_PLL_PARENT_MAIN_XTAL, + .l = &pll_layout_frac, + .c = &pll_characteristics, + .t = PLL_TYPE_FRAC, + .f = CLK_SET_RATE_GATE, + }, + + [PLL_COMPID_DIV0] = { + .n = "ethpll_divpmcck", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divpmc, + .c = &pll_characteristics, + .t = PLL_TYPE_DIV, + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | + CLK_SET_RATE_PARENT, + .eid = PMC_ETHPLL, + }, + }, + + [PLL_ID_LVDS] = { + [PLL_COMPID_FRAC] = { + .n = "lvdspll_fracck", + .p = SAMA7D65_PLL_PARENT_MAIN_XTAL, + .l = &pll_layout_frac, + .c = &lvdspll_characteristics, + .t = PLL_TYPE_FRAC, + .f = CLK_SET_RATE_GATE, + }, + + [PLL_COMPID_DIV0] = { + .n = "lvdspll_divpmcck", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divpmc, + .c = &lvdspll_characteristics, + .t = PLL_TYPE_DIV, + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | + CLK_SET_RATE_PARENT, + .eid = PMC_LVDSPLL, + }, + }, + + [PLL_ID_USB] = { + [PLL_COMPID_FRAC] = { + .n = "usbpll_fracck", + .p = SAMA7D65_PLL_PARENT_MAIN_XTAL, + .l = &pll_layout_frac, + .c = &upll_characteristics, + .t = PLL_TYPE_FRAC, + .f = CLK_SET_RATE_GATE, + }, + + [PLL_COMPID_DIV0] = { + .n = "usbpll_divpmcck", + .p = SAMA7D65_PLL_PARENT_FRACCK, + .l = &pll_layout_divpmc, + .c = &upll_characteristics, + .t = PLL_TYPE_DIV, + .f = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | + CLK_SET_RATE_PARENT, + .eid = PMC_UTMI, + }, + }, +}; + +/* Used to create an array entry identifying a PLL by its components. */ +#define PLL_IDS_TO_ARR_ENTRY(_id, _comp) { PLL_ID_##_id, PLL_COMPID_##_comp} + +/* + * Master clock (MCK[0..9]) description + * @n: clock name + * @ep_chg_chg_id: index in parents array that specifies the changeable + * @ep: extra parents names array (entry formed by PLL components + * identifiers (see enum pll_component_id)) + * @hw: pointer to clk_hw + * parent + * @ep_count: extra parents count + * @ep_mux_table: mux table for extra parents + * @id: clock id + * @eid: export index in sama7d65->chws[] array + * @c: true if clock is critical and cannot be disabled + */ +static struct { + const char *n; + struct { + int pll_id; + int pll_compid; + } ep[4]; + struct clk_hw *hw; + int ep_chg_id; + u8 ep_count; + u8 ep_mux_table[4]; + u8 id; + u8 eid; + u8 c; +} sama7d65_mckx[] = { + { .n = "mck0", }, /* Dummy entry for MCK0 to store hw in probe. */ + { .n = "mck1", + .id = 1, + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, + .ep_mux_table = { 5, }, + .ep_count = 1, + .ep_chg_id = INT_MIN, + .eid = PMC_MCK1, + .c = 1, }, + + { .n = "mck2", + .id = 2, + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), PLL_IDS_TO_ARR_ENTRY(DDR, DIV0), }, + .ep_mux_table = { 5, 6, }, + .ep_count = 2, + .ep_chg_id = INT_MIN, + .c = 1, }, + + { .n = "mck3", + .id = 3, + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), PLL_IDS_TO_ARR_ENTRY(DDR, DIV0), }, + .ep_mux_table = { 5, 6, }, + .ep_count = 2, + .ep_chg_id = INT_MIN, + .eid = PMC_MCK3, + .c = 1, }, + + { .n = "mck4", + .id = 4, + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, + .ep_mux_table = { 5, }, + .ep_count = 1, + .ep_chg_id = INT_MIN, + .c = 1, }, + + { .n = "mck5", + .id = 5, + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, + .ep_mux_table = { 5, }, + .ep_count = 1, + .ep_chg_id = INT_MIN, + .eid = PMC_MCK5, + .c = 1, }, + + { .n = "mck6", + .id = 6, + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, + .ep_mux_table = { 5, }, + .ep_chg_id = INT_MIN, + .ep_count = 1, + .c = 1, }, + + { .n = "mck7", + .id = 7, + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, + .ep_mux_table = { 5, }, + .ep_chg_id = INT_MIN, + .ep_count = 1, }, + + { .n = "mck8", + .id = 8, + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, + .ep_mux_table = { 5, }, + .ep_chg_id = INT_MIN, + .ep_count = 1, }, + + { .n = "mck9", + .id = 9, + .ep = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, + .ep_mux_table = { 5, }, + .ep_chg_id = INT_MIN, + .ep_count = 1, }, +}; + +/* + * System clock description + * @n: clock name + * @p: clock parent name + * @id: clock id + */ +static const struct { + const char *n; + const char *p; + u8 id; +} sama7d65_systemck[] = { + { .n = "uhpck", .p = "usbck", .id = 6 }, + { .n = "pck0", .p = "prog0", .id = 8, }, + { .n = "pck1", .p = "prog1", .id = 9, }, + { .n = "pck2", .p = "prog2", .id = 10, }, + { .n = "pck3", .p = "prog3", .id = 11, }, + { .n = "pck4", .p = "prog4", .id = 12, }, + { .n = "pck5", .p = "prog5", .id = 13, }, + { .n = "pck6", .p = "prog6", .id = 14, }, + { .n = "pck7", .p = "prog7", .id = 15, }, +}; + +/* Mux table for programmable clocks. */ +static u32 sama7d65_prog_mux_table[] = { 0, 1, 2, 5, 7, 8, 9, 10, 12}; + +/* + * Peripheral clock parent hw identifier (used to index in sama7d65_mckx[]) + * @PCK_PARENT_HW_MCK0: pck parent hw identifier is MCK0 + * @PCK_PARENT_HW_MCK1: pck parent hw identifier is MCK1 + * @PCK_PARENT_HW_MCK2: pck parent hw identifier is MCK2 + * @PCK_PARENT_HW_MCK3: pck parent hw identifier is MCK3 + * @PCK_PARENT_HW_MCK4: pck parent hw identifier is MCK4 + * @PCK_PARENT_HW_MCK5: pck parent hw identifier is MCK5 + * @PCK_PARENT_HW_MCK6: pck parent hw identifier is MCK6 + * @PCK_PARENT_HW_MCK7: pck parent hw identifier is MCK7 + * @PCK_PARENT_HW_MCK8: pck parent hw identifier is MCK8 + * @PCK_PARENT_HW_MCK9: pck parent hw identifier is MCK9 + * @PCK_PARENT_HW_MAX: max identifier + */ +enum sama7d65_pck_parent_hw_id { + PCK_PARENT_HW_MCK0, + PCK_PARENT_HW_MCK1, + PCK_PARENT_HW_MCK2, + PCK_PARENT_HW_MCK3, + PCK_PARENT_HW_MCK4, + PCK_PARENT_HW_MCK5, + PCK_PARENT_HW_MCK6, + PCK_PARENT_HW_MCK7, + PCK_PARENT_HW_MCK8, + PCK_PARENT_HW_MCK9, + PCK_PARENT_HW_MAX, +}; + +/* + * Peripheral clock description + * @n: clock name + * @p: clock parent hw id + * @r: clock range values + * @id: clock id + * @chgp: index in parent array of the changeable parent + */ +static struct { + const char *n; + enum sama7d65_pck_parent_hw_id p; + struct clk_range r; + u8 chgp; + u8 id; +} sama7d65_periphck[] = { + { .n = "pioA_clk", .p = PCK_PARENT_HW_MCK0, .id = 10, }, + { .n = "securam_clk", .p = PCK_PARENT_HW_MCK0, .id = 17, }, + { .n = "sfr_clk", .p = PCK_PARENT_HW_MCK7, .id = 18, }, + { .n = "hsmc_clk", .p = PCK_PARENT_HW_MCK5, .id = 20, }, + { .n = "xdmac0_clk", .p = PCK_PARENT_HW_MCK6, .id = 21, }, + { .n = "xdmac1_clk", .p = PCK_PARENT_HW_MCK6, .id = 22, }, + { .n = "xdmac2_clk", .p = PCK_PARENT_HW_MCK1, .id = 23, }, + { .n = "acc_clk", .p = PCK_PARENT_HW_MCK7, .id = 24, }, + { .n = "aes_clk", .p = PCK_PARENT_HW_MCK6, .id = 26, }, + { .n = "tzaesbasc_clk", .p = PCK_PARENT_HW_MCK8, .id = 27, }, + { .n = "asrc_clk", .p = PCK_PARENT_HW_MCK9, .id = 29, .r = { .max = 200000000, }, }, + { .n = "cpkcc_clk", .p = PCK_PARENT_HW_MCK0, .id = 30, }, + { .n = "eic_clk", .p = PCK_PARENT_HW_MCK7, .id = 33, }, + { .n = "flex0_clk", .p = PCK_PARENT_HW_MCK7, .id = 34, }, + { .n = "flex1_clk", .p = PCK_PARENT_HW_MCK7, .id = 35, }, + { .n = "flex2_clk", .p = PCK_PARENT_HW_MCK7, .id = 36, }, + { .n = "flex3_clk", .p = PCK_PARENT_HW_MCK7, .id = 37, }, + { .n = "flex4_clk", .p = PCK_PARENT_HW_MCK8, .id = 38, }, + { .n = "flex5_clk", .p = PCK_PARENT_HW_MCK8, .id = 39, }, + { .n = "flex6_clk", .p = PCK_PARENT_HW_MCK8, .id = 40, }, + { .n = "flex7_clk", .p = PCK_PARENT_HW_MCK8, .id = 41, }, + { .n = "flex8_clk", .p = PCK_PARENT_HW_MCK9, .id = 42, }, + { .n = "flex9_clk", .p = PCK_PARENT_HW_MCK9, .id = 43, }, + { .n = "flex10_clk", .p = PCK_PARENT_HW_MCK9, .id = 44, }, + { .n = "gmac0_clk", .p = PCK_PARENT_HW_MCK6, .id = 46, }, + { .n = "gmac1_clk", .p = PCK_PARENT_HW_MCK6, .id = 47, }, + { .n = "gmac0_tsu_clk", .p = PCK_PARENT_HW_MCK1, .id = 49, }, + { .n = "gmac1_tsu_clk", .p = PCK_PARENT_HW_MCK1, .id = 50, }, + { .n = "icm_clk", .p = PCK_PARENT_HW_MCK5, .id = 53, }, + { .n = "i2smcc0_clk", .p = PCK_PARENT_HW_MCK9, .id = 54, .r = { .max = 200000000, }, }, + { .n = "i2smcc1_clk", .p = PCK_PARENT_HW_MCK9, .id = 55, .r = { .max = 200000000, }, }, + { .n = "lcd_clk", .p = PCK_PARENT_HW_MCK3, .id = 56, }, + { .n = "matrix_clk", .p = PCK_PARENT_HW_MCK5, .id = 57, }, + { .n = "mcan0_clk", .p = PCK_PARENT_HW_MCK5, .id = 58, .r = { .max = 200000000, }, }, + { .n = "mcan1_clk", .p = PCK_PARENT_HW_MCK5, .id = 59, .r = { .max = 200000000, }, }, + { .n = "mcan2_clk", .p = PCK_PARENT_HW_MCK5, .id = 60, .r = { .max = 200000000, }, }, + { .n = "mcan3_clk", .p = PCK_PARENT_HW_MCK5, .id = 61, .r = { .max = 200000000, }, }, + { .n = "mcan4_clk", .p = PCK_PARENT_HW_MCK5, .id = 62, .r = { .max = 200000000, }, }, + { .n = "pdmc0_clk", .p = PCK_PARENT_HW_MCK9, .id = 64, .r = { .max = 200000000, }, }, + { .n = "pdmc1_clk", .p = PCK_PARENT_HW_MCK9, .id = 65, .r = { .max = 200000000, }, }, + { .n = "pit64b0_clk", .p = PCK_PARENT_HW_MCK7, .id = 66, }, + { .n = "pit64b1_clk", .p = PCK_PARENT_HW_MCK7, .id = 67, }, + { .n = "pit64b2_clk", .p = PCK_PARENT_HW_MCK7, .id = 68, }, + { .n = "pit64b3_clk", .p = PCK_PARENT_HW_MCK8, .id = 69, }, + { .n = "pit64b4_clk", .p = PCK_PARENT_HW_MCK8, .id = 70, }, + { .n = "pit64b5_clk", .p = PCK_PARENT_HW_MCK8, .id = 71, }, + { .n = "pwm_clk", .p = PCK_PARENT_HW_MCK7, .id = 72, }, + { .n = "qspi0_clk", .p = PCK_PARENT_HW_MCK5, .id = 73, }, + { .n = "qspi1_clk", .p = PCK_PARENT_HW_MCK5, .id = 74, }, + { .n = "sdmmc0_clk", .p = PCK_PARENT_HW_MCK1, .id = 75, }, + { .n = "sdmmc1_clk", .p = PCK_PARENT_HW_MCK1, .id = 76, }, + { .n = "sdmmc2_clk", .p = PCK_PARENT_HW_MCK1, .id = 77, }, + { .n = "sha_clk", .p = PCK_PARENT_HW_MCK6, .id = 78, }, + { .n = "spdifrx_clk", .p = PCK_PARENT_HW_MCK9, .id = 79, .r = { .max = 200000000, }, }, + { .n = "spdiftx_clk", .p = PCK_PARENT_HW_MCK9, .id = 80, .r = { .max = 200000000, }, }, + { .n = "ssc0_clk", .p = PCK_PARENT_HW_MCK7, .id = 81, .r = { .max = 200000000, }, }, + { .n = "ssc1_clk", .p = PCK_PARENT_HW_MCK8, .id = 82, .r = { .max = 200000000, }, }, + { .n = "tcb0_ch0_clk", .p = PCK_PARENT_HW_MCK8, .id = 83, .r = { .max = 200000000, }, }, + { .n = "tcb0_ch1_clk", .p = PCK_PARENT_HW_MCK8, .id = 84, .r = { .max = 200000000, }, }, + { .n = "tcb0_ch2_clk", .p = PCK_PARENT_HW_MCK8, .id = 85, .r = { .max = 200000000, }, }, + { .n = "tcb1_ch0_clk", .p = PCK_PARENT_HW_MCK5, .id = 86, .r = { .max = 200000000, }, }, + { .n = "tcb1_ch1_clk", .p = PCK_PARENT_HW_MCK5, .id = 87, .r = { .max = 200000000, }, }, + { .n = "tcb1_ch2_clk", .p = PCK_PARENT_HW_MCK5, .id = 88, .r = { .max = 200000000, }, }, + { .n = "tcpca_clk", .p = PCK_PARENT_HW_MCK5, .id = 89, }, + { .n = "tcpcb_clk", .p = PCK_PARENT_HW_MCK5, .id = 90, }, + { .n = "tdes_clk", .p = PCK_PARENT_HW_MCK6, .id = 91, }, + { .n = "trng_clk", .p = PCK_PARENT_HW_MCK6, .id = 92, }, + { .n = "udphsa_clk", .p = PCK_PARENT_HW_MCK5, .id = 99, }, + { .n = "udphsb_clk", .p = PCK_PARENT_HW_MCK5, .id = 100, }, + { .n = "uhphs_clk", .p = PCK_PARENT_HW_MCK5, .id = 101, }, + { .n = "dsi_clk", .p = PCK_PARENT_HW_MCK3, .id = 103, }, + { .n = "lvdsc_clk", .p = PCK_PARENT_HW_MCK3, .id = 104, }, +}; + +/* + * Generic clock description + * @n: clock name + * @pp: PLL parents (entry formed by PLL components identifiers + * (see enum pll_component_id)) + * @pp_mux_table: PLL parents mux table + * @r: clock output range + * @pp_chg_id: id in parent array of changeable PLL parent + * @pp_count: PLL parents count + * @id: clock id + */ +static const struct { + const char *n; + struct { + int pll_id; + int pll_compid; + } pp[8]; + const char pp_mux_table[8]; + struct clk_range r; + int pp_chg_id; + u8 pp_count; + u8 id; +} sama7d65_gck[] = { + { .n = "adc_gclk", + .id = 25, + .r = { .max = 100000000, }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, + .pp_mux_table = { 8, 9, }, + .pp_count = 2, + .pp_chg_id = INT_MIN, }, + + { .n = "asrc_gclk", + .id = 29, + .r = { .max = 200000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, + .pp_mux_table = { 9, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex0_gclk", + .id = 34, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = {8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex1_gclk", + .id = 35, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = {8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex2_gclk", + .id = 36, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = {8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex3_gclk", + .id = 37, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = {8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex4_gclk", + .id = 38, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = { 8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex5_gclk", + .id = 39, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = { 8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex6_gclk", + .id = 40, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = { 8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex7_gclk", + .id = 41, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = { 8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex8_gclk", + .id = 42, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = { 8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex9_gclk", + .id = 43, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = { 8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "flex10_gclk", + .id = 44, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = { 8, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "gmac0_gclk", + .id = 46, + .r = { .max = 125000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 10, }, + .pp_count = 1, + .pp_chg_id = 4, }, + + { .n = "gmac1_gclk", + .id = 47, + .r = { .max = 125000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 10, }, + .pp_count = 1, + .pp_chg_id = 4, }, + + { .n = "gmac0_tsu_gclk", + .id = 49, + .r = { .max = 400000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = {10, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "gmac1_tsu_gclk", + .id = 50, + .r = { .max = 400000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 10, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "i2smcc0_gclk", + .id = 54, + .r = { .max = 100000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, + .pp_mux_table = { 9, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "i2smcc1_gclk", + .id = 55, + .r = { .max = 100000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, + .pp_mux_table = { 9, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "lcdc_gclk", + .id = 56, + .r = { .max = 90000000 }, + .pp_count = 0, + .pp_chg_id = INT_MIN, + }, + + { .n = "mcan0_gclk", + .id = 58, + .r = { .max = 80000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, + .pp_mux_table = { 12 }, + .pp_count = 1, + .pp_chg_id = 4, }, + + { .n = "mcan1_gclk", + .id = 59, + .r = { .max = 80000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, + .pp_mux_table = { 12 }, + .pp_count = 1, + .pp_chg_id = 4, }, + + { .n = "mcan2_gclk", + .id = 60, + .r = { .max = 80000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, + .pp_mux_table = { 12 }, + .pp_count = 1, + .pp_chg_id = 4, }, + + { .n = "mcan3_gclk", + .id = 61, + .r = { .max = 80000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, + .pp_mux_table = { 12 }, + .pp_count = 1, + .pp_chg_id = 4, }, + + { .n = "mcan4_gclk", + .id = 62, + .r = { .max = 80000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(USB, DIV0), }, + .pp_mux_table = { 12 }, + .pp_count = 1, + .pp_chg_id = 4, }, + + { .n = "pdmc0_gclk", + .id = 64, + .r = { .max = 80000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, + .pp_mux_table = { 9 }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "pdmc1_gclk", + .id = 65, + .r = { .max = 80000000, }, + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, + .pp_mux_table = { 9, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "pit64b0_gclk", + .id = 66, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 8, 9, 10, }, + .pp_count = 3, + .pp_chg_id = INT_MIN, }, + + { .n = "pit64b1_gclk", + .id = 67, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 8, 9, 10, }, + .pp_count = 3, + .pp_chg_id = INT_MIN, }, + + { .n = "pit64b2_gclk", + .id = 68, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 8, 9, 10, }, + .pp_count = 3, + .pp_chg_id = INT_MIN, }, + + { .n = "pit64b3_gclk", + .id = 69, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = {8, 9, 10, }, + .pp_count = 3, + .pp_chg_id = INT_MIN, }, + + { .n = "pit64b4_gclk", + .id = 70, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = {8, 9, 10, }, + .pp_count = 3, + .pp_chg_id = INT_MIN, }, + + { .n = "pit64b5_gclk", + .id = 71, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = {8, 9, 10, }, + .pp_count = 3, + .pp_chg_id = INT_MIN, }, + + { .n = "qspi0_gclk", + .id = 73, + .r = { .max = 400000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = { 5, 8, }, + .pp_count = 2, + .pp_chg_id = INT_MIN, }, + + { .n = "qspi1_gclk", + .id = 74, + .r = { .max = 266000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), }, + .pp_mux_table = { 5, 8, }, + .pp_count = 2, + .pp_chg_id = INT_MIN, }, + + { .n = "sdmmc0_gclk", + .id = 75, + .r = { .max = 208000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 8, 10, }, + .pp_count = 2, + .pp_chg_id = 4, }, + + { .n = "sdmmc1_gclk", + .id = 76, + .r = { .max = 208000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 8, 10, }, + .pp_count = 2, + .pp_chg_id = 4, }, + + { .n = "sdmmc2_gclk", + .id = 77, + .r = { .max = 208000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 8, 10 }, + .pp_count = 2, + .pp_chg_id = 4, }, + + { .n = "spdifrx_gclk", + .id = 79, + .r = { .max = 150000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, + .pp_mux_table = { 9, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "spdiftx_gclk", + .id = 80, + .r = { .max = 25000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), }, + .pp_mux_table = { 9, }, + .pp_count = 1, + .pp_chg_id = INT_MIN, }, + + { .n = "tcb0_ch0_gclk", + .id = 83, + .r = { .max = 34000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 8, 9, 10, }, + .pp_count = 3, + .pp_chg_id = INT_MIN, }, + + { .n = "tcb1_ch0_gclk", + .id = 86, + .r = { .max = 67000000 }, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = { 8, 9, 10, }, + .pp_count = 3, + .pp_chg_id = INT_MIN, }, + + { .n = "DSI_gclk", + .id = 103, + .r = {.max = 27000000}, + .pp = { PLL_IDS_TO_ARR_ENTRY(SYS, DIV0), }, + .pp_mux_table = {5}, + .pp_count = 1, + .pp_chg_id = INT_MIN,}, + + { .n = "I3CC_gclk", + .id = 105, + .r = {.max = 125000000}, + .pp = { PLL_IDS_TO_ARR_ENTRY(BAUD, DIV0), PLL_IDS_TO_ARR_ENTRY(AUDIO, DIV0), + PLL_IDS_TO_ARR_ENTRY(ETH, DIV0), }, + .pp_mux_table = {8, 9, 10, }, + .pp_count = 3, + .pp_chg_id = INT_MIN,}, +}; + +/* MCK0 characteristics. */ +static const struct clk_master_characteristics mck0_characteristics = { + .output = { .min = 32768, .max = 200000000 }, + .divisors = { 1, 2, 4, 3, 5 }, + .have_div3_pres = 1, +}; + +/* MCK0 layout. */ +static const struct clk_master_layout mck0_layout = { + .mask = 0x773, + .pres_shift = 4, + .offset = 0x28, +}; + +/* Programmable clock layout. */ +static const struct clk_programmable_layout programmable_layout = { + .pres_mask = 0xff, + .pres_shift = 8, + .css_mask = 0x1f, + .have_slck_mck = 0, + .is_pres_direct = 1, +}; + +/* Peripheral clock layout. */ +static const struct clk_pcr_layout sama7d65_pcr_layout = { + .offset = 0x88, + .cmd = BIT(31), + .gckcss_mask = GENMASK(12, 8), + .pid_mask = GENMASK(6, 0), +}; + +static void __init sama7d65_pmc_setup(struct device_node *np) +{ + const char *main_xtal_name = "main_xtal"; + struct pmc_data *sama7d65_pmc; + const char *parent_names[11]; + void **alloc_mem = NULL; + int alloc_mem_size = 0; + struct regmap *regmap; + struct clk_hw *hw, *main_rc_hw, *main_osc_hw, *main_xtal_hw; + struct clk_hw *td_slck_hw, *md_slck_hw; + static struct clk_parent_data parent_data; + struct clk_hw *parent_hws[10]; + bool bypass; + int i, j; + + td_slck_hw = __clk_get_hw(of_clk_get_by_name(np, "td_slck")); + md_slck_hw = __clk_get_hw(of_clk_get_by_name(np, "md_slck")); + main_xtal_hw = __clk_get_hw(of_clk_get_by_name(np, main_xtal_name)); + + if (!td_slck_hw || !md_slck_hw || !main_xtal_hw) + return; + + regmap = device_node_to_regmap(np); + if (IS_ERR(regmap)) + return; + + sama7d65_pmc = pmc_data_allocate(PMC_INDEX_MAX, + nck(sama7d65_systemck), + nck(sama7d65_periphck), + nck(sama7d65_gck), 8); + if (!sama7d65_pmc) + return; + + alloc_mem = kmalloc(sizeof(void *) * + (ARRAY_SIZE(sama7d65_mckx) + ARRAY_SIZE(sama7d65_gck)), + GFP_KERNEL); + if (!alloc_mem) + goto err_free; + + main_rc_hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 12000000, + 50000000); + if (IS_ERR(main_rc_hw)) + goto err_free; + + bypass = of_property_read_bool(np, "atmel,osc-bypass"); + + parent_data.name = main_xtal_name; + parent_data.fw_name = main_xtal_name; + main_osc_hw = at91_clk_register_main_osc(regmap, "main_osc", NULL, + &parent_data, bypass); + if (IS_ERR(main_osc_hw)) + goto err_free; + + parent_hws[0] = main_rc_hw; + parent_hws[1] = main_osc_hw; + hw = at91_clk_register_sam9x5_main(regmap, "mainck", NULL, parent_hws, 2); + if (IS_ERR(hw)) + goto err_free; + + sama7d65_pmc->chws[PMC_MAIN] = hw; + + for (i = 0; i < PLL_ID_MAX; i++) { + for (j = 0; j < PLL_COMPID_MAX; j++) { + struct clk_hw *parent_hw; + + if (!sama7d65_plls[i][j].n) + continue; + + switch (sama7d65_plls[i][j].t) { + case PLL_TYPE_FRAC: + switch (sama7d65_plls[i][j].p) { + case SAMA7D65_PLL_PARENT_MAINCK: + parent_hw = sama7d65_pmc->chws[PMC_MAIN]; + break; + case SAMA7D65_PLL_PARENT_MAIN_XTAL: + parent_hw = main_xtal_hw; + break; + default: + /* Should not happen. */ + parent_hw = NULL; + break; + } + + hw = sam9x60_clk_register_frac_pll(regmap, + &pmc_pll_lock, sama7d65_plls[i][j].n, + NULL, parent_hw, i, + sama7d65_plls[i][j].c, + sama7d65_plls[i][j].l, + sama7d65_plls[i][j].f); + break; + + case PLL_TYPE_DIV: + hw = sam9x60_clk_register_div_pll(regmap, + &pmc_pll_lock, sama7d65_plls[i][j].n, + NULL, sama7d65_plls[i][0].hw, i, + sama7d65_plls[i][j].c, + sama7d65_plls[i][j].l, + sama7d65_plls[i][j].f, + sama7d65_plls[i][j].safe_div); + break; + + default: + continue; + } + + if (IS_ERR(hw)) + goto err_free; + + sama7d65_plls[i][j].hw = hw; + if (sama7d65_plls[i][j].eid) + sama7d65_pmc->chws[sama7d65_plls[i][j].eid] = hw; + } + } + + hw = at91_clk_register_master_div(regmap, "mck0", NULL, + sama7d65_plls[PLL_ID_CPU][1].hw, + &mck0_layout, &mck0_characteristics, + &pmc_mck0_lock, CLK_GET_RATE_NOCACHE, 5); + if (IS_ERR(hw)) + goto err_free; + + sama7d65_pmc->chws[PMC_MCK] = hw; + sama7d65_mckx[PCK_PARENT_HW_MCK0].hw = hw; + + parent_hws[0] = md_slck_hw; + parent_hws[1] = td_slck_hw; + parent_hws[2] = sama7d65_pmc->chws[PMC_MAIN]; + for (i = PCK_PARENT_HW_MCK1; i < ARRAY_SIZE(sama7d65_mckx); i++) { + u8 num_parents = 3 + sama7d65_mckx[i].ep_count; + struct clk_hw *tmp_parent_hws[8]; + u32 *mux_table; + + mux_table = kmalloc_array(num_parents, sizeof(*mux_table), + GFP_KERNEL); + if (!mux_table) + goto err_free; + + PMC_INIT_TABLE(mux_table, 3); + PMC_FILL_TABLE(&mux_table[3], sama7d65_mckx[i].ep_mux_table, + sama7d65_mckx[i].ep_count); + for (j = 0; j < sama7d65_mckx[i].ep_count; j++) { + u8 pll_id = sama7d65_mckx[i].ep[j].pll_id; + u8 pll_compid = sama7d65_mckx[i].ep[j].pll_compid; + + tmp_parent_hws[j] = sama7d65_plls[pll_id][pll_compid].hw; + } + PMC_FILL_TABLE(&parent_hws[3], tmp_parent_hws, + sama7d65_mckx[i].ep_count); + + hw = at91_clk_sama7g5_register_master(regmap, sama7d65_mckx[i].n, + num_parents, NULL, parent_hws, + mux_table, &pmc_mckX_lock, + sama7d65_mckx[i].id, + sama7d65_mckx[i].c, + sama7d65_mckx[i].ep_chg_id); + if (IS_ERR(hw)) + goto err_free; + + alloc_mem[alloc_mem_size++] = mux_table; + + sama7d65_mckx[i].hw = hw; + if (sama7d65_mckx[i].eid) + sama7d65_pmc->chws[sama7d65_mckx[i].eid] = hw; + } + + parent_names[0] = "syspll_divpmcck"; + parent_names[1] = "usbpll_divpmcck"; + parent_names[2] = "main_osc"; + hw = sam9x60_clk_register_usb(regmap, "usbck", parent_names, 3); + if (IS_ERR(hw)) + goto err_free; + + parent_hws[0] = md_slck_hw; + parent_hws[1] = td_slck_hw; + parent_hws[2] = sama7d65_pmc->chws[PMC_MAIN]; + parent_hws[3] = sama7d65_plls[PLL_ID_SYS][PLL_COMPID_DIV0].hw; + parent_hws[4] = sama7d65_plls[PLL_ID_DDR][PLL_COMPID_DIV0].hw; + parent_hws[5] = sama7d65_plls[PLL_ID_GPU][PLL_COMPID_DIV0].hw; + parent_hws[6] = sama7d65_plls[PLL_ID_BAUD][PLL_COMPID_DIV0].hw; + parent_hws[7] = sama7d65_plls[PLL_ID_AUDIO][PLL_COMPID_DIV0].hw; + parent_hws[8] = sama7d65_plls[PLL_ID_ETH][PLL_COMPID_DIV0].hw; + + for (i = 0; i < 8; i++) { + char name[6]; + + snprintf(name, sizeof(name), "prog%d", i); + + hw = at91_clk_register_programmable(regmap, name, NULL, parent_hws, + 9, i, + &programmable_layout, + sama7d65_prog_mux_table); + if (IS_ERR(hw)) + goto err_free; + + sama7d65_pmc->pchws[i] = hw; + } + + for (i = 0; i < ARRAY_SIZE(sama7d65_systemck); i++) { + hw = at91_clk_register_system(regmap, sama7d65_systemck[i].n, + sama7d65_systemck[i].p, NULL, + sama7d65_systemck[i].id, 0); + if (IS_ERR(hw)) + goto err_free; + + sama7d65_pmc->shws[sama7d65_systemck[i].id] = hw; + } + + for (i = 0; i < ARRAY_SIZE(sama7d65_periphck); i++) { + hw = at91_clk_register_sam9x5_peripheral(regmap, &pmc_pcr_lock, + &sama7d65_pcr_layout, + sama7d65_periphck[i].n, + NULL, + sama7d65_mckx[sama7d65_periphck[i].p].hw, + sama7d65_periphck[i].id, + &sama7d65_periphck[i].r, + sama7d65_periphck[i].chgp ? 0 : + INT_MIN, 0); + if (IS_ERR(hw)) + goto err_free; + + sama7d65_pmc->phws[sama7d65_periphck[i].id] = hw; + } + + parent_hws[0] = md_slck_hw; + parent_hws[1] = td_slck_hw; + parent_hws[2] = sama7d65_pmc->chws[PMC_MAIN]; + parent_hws[3] = sama7d65_pmc->chws[PMC_MCK1]; + for (i = 0; i < ARRAY_SIZE(sama7d65_gck); i++) { + u8 num_parents = 4 + sama7d65_gck[i].pp_count; + struct clk_hw *tmp_parent_hws[8]; + u32 *mux_table; + + mux_table = kmalloc_array(num_parents, sizeof(*mux_table), + GFP_KERNEL); + if (!mux_table) + goto err_free; + + PMC_INIT_TABLE(mux_table, 4); + PMC_FILL_TABLE(&mux_table[4], sama7d65_gck[i].pp_mux_table, + sama7d65_gck[i].pp_count); + for (j = 0; j < sama7d65_gck[i].pp_count; j++) { + u8 pll_id = sama7d65_gck[i].pp[j].pll_id; + u8 pll_compid = sama7d65_gck[i].pp[j].pll_compid; + + tmp_parent_hws[j] = sama7d65_plls[pll_id][pll_compid].hw; + } + PMC_FILL_TABLE(&parent_hws[4], tmp_parent_hws, + sama7d65_gck[i].pp_count); + + hw = at91_clk_register_generated(regmap, &pmc_pcr_lock, + &sama7d65_pcr_layout, + sama7d65_gck[i].n, NULL, + parent_hws, mux_table, + num_parents, + sama7d65_gck[i].id, + &sama7d65_gck[i].r, + sama7d65_gck[i].pp_chg_id); + if (IS_ERR(hw)) + goto err_free; + + sama7d65_pmc->ghws[sama7d65_gck[i].id] = hw; + alloc_mem[alloc_mem_size++] = mux_table; + } + + of_clk_add_hw_provider(np, of_clk_hw_pmc_get, sama7d65_pmc); + kfree(alloc_mem); + + return; + +err_free: + if (alloc_mem) { + for (i = 0; i < alloc_mem_size; i++) + kfree(alloc_mem[i]); + kfree(alloc_mem); + } + + kfree(sama7d65_pmc); +} + +/* Some clks are used for a clocksource */ +CLK_OF_DECLARE(sama7d65_pmc, "microchip,sama7d65-pmc", sama7d65_pmc_setup);