| Message ID | c678ef7164e3777fa91572f72e47ef385cea64b8.1706194617.git.geert+renesas@glider.be (mailing list archive) |
|---|---|
| State | Handled Elsewhere, archived |
| Headers | show |
| Series | arm64: renesas: Add R-Car V4M and Gray Hawk Single support | expand |
Hi Geert, On 2024-01-25 16:34:36 +0100, Geert Uytterhoeven wrote: > From: Cong Dang <cong.dang.xn@renesas.com> > > Initial CPG support for the R-Car V4M (R8A779H0). > > Signed-off-by: Cong Dang <cong.dang.xn@renesas.com> > Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> I have not checked every value in the table but those I have checked looks good. Acked-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> > --- > v2: > - Add vendor-prefix to DT binding definition header file, > - Add missing CP core clock. > > Changes compared to the BSP: > - Merge two patches, > - Fix whitespace in Makefile, > - Rename VIOSCR/VCSCR to VIOSRC/VCSRC, > - Rename "zN" to "zcN" to match documentation, > - Change register bitfield offsets for zc[1-3] from 0 to actual > values, > - Change parent of IMPBSRC/VIOSRC/VCSRC from PLL1_DIV2 to PLL1, > - Add missing SD0H clock, > - Change parent of SD0 from SDSRC to SD0H, > - Fix No newline at end of file. > --- > drivers/clk/renesas/Kconfig | 5 + > drivers/clk/renesas/Makefile | 1 + > drivers/clk/renesas/r8a779h0-cpg-mssr.c | 241 ++++++++++++++++++++++++ > drivers/clk/renesas/renesas-cpg-mssr.c | 6 + > drivers/clk/renesas/renesas-cpg-mssr.h | 1 + > 5 files changed, 254 insertions(+) > create mode 100644 drivers/clk/renesas/r8a779h0-cpg-mssr.c > > diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig > index 69396e19795903e8..d252150402e86366 100644 > --- a/drivers/clk/renesas/Kconfig > +++ b/drivers/clk/renesas/Kconfig > @@ -33,6 +33,7 @@ config CLK_RENESAS > select CLK_R8A779A0 if ARCH_R8A779A0 > select CLK_R8A779F0 if ARCH_R8A779F0 > select CLK_R8A779G0 if ARCH_R8A779G0 > + select CLK_R8A779H0 if ARCH_R8A779H0 > select CLK_R9A06G032 if ARCH_R9A06G032 > select CLK_R9A07G043 if ARCH_R9A07G043 > select CLK_R9A07G044 if ARCH_R9A07G044 > @@ -165,6 +166,10 @@ config CLK_R8A779G0 > bool "R-Car V4H clock support" if COMPILE_TEST > select CLK_RCAR_GEN4_CPG > > +config CLK_R8A779H0 > + bool "R-Car V4M clock support" if COMPILE_TEST > + select CLK_RCAR_GEN4_CPG > + > config CLK_R9A06G032 > bool "RZ/N1D clock support" if COMPILE_TEST > > diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile > index 879a07d445f9056a..f7e18679c3b81b97 100644 > --- a/drivers/clk/renesas/Makefile > +++ b/drivers/clk/renesas/Makefile > @@ -30,6 +30,7 @@ obj-$(CONFIG_CLK_R8A77995) += r8a77995-cpg-mssr.o > obj-$(CONFIG_CLK_R8A779A0) += r8a779a0-cpg-mssr.o > obj-$(CONFIG_CLK_R8A779F0) += r8a779f0-cpg-mssr.o > obj-$(CONFIG_CLK_R8A779G0) += r8a779g0-cpg-mssr.o > +obj-$(CONFIG_CLK_R8A779H0) += r8a779h0-cpg-mssr.o > obj-$(CONFIG_CLK_R9A06G032) += r9a06g032-clocks.o > obj-$(CONFIG_CLK_R9A07G043) += r9a07g043-cpg.o > obj-$(CONFIG_CLK_R9A07G044) += r9a07g044-cpg.o > diff --git a/drivers/clk/renesas/r8a779h0-cpg-mssr.c b/drivers/clk/renesas/r8a779h0-cpg-mssr.c > new file mode 100644 > index 0000000000000000..1259b8544980f07a > --- /dev/null > +++ b/drivers/clk/renesas/r8a779h0-cpg-mssr.c > @@ -0,0 +1,241 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * r8a779h0 Clock Pulse Generator / Module Standby and Software Reset > + * > + * Copyright (C) 2023 Renesas Electronics Corp. > + * > + * Based on r8a779g0-cpg-mssr.c > + */ > + > +#include <linux/bitfield.h> > +#include <linux/clk.h> > +#include <linux/clk-provider.h> > +#include <linux/device.h> > +#include <linux/err.h> > +#include <linux/kernel.h> > +#include <linux/soc/renesas/rcar-rst.h> > + > +#include <dt-bindings/clock/renesas,r8a779h0-cpg-mssr.h> > + > +#include "renesas-cpg-mssr.h" > +#include "rcar-gen4-cpg.h" > + > +enum clk_ids { > + /* Core Clock Outputs exported to DT */ > + LAST_DT_CORE_CLK = R8A779H0_CLK_R, > + > + /* External Input Clocks */ > + CLK_EXTAL, > + CLK_EXTALR, > + > + /* Internal Core Clocks */ > + CLK_MAIN, > + CLK_PLL1, > + CLK_PLL2, > + CLK_PLL3, > + CLK_PLL4, > + CLK_PLL5, > + CLK_PLL6, > + CLK_PLL1_DIV2, > + CLK_PLL2_DIV2, > + CLK_PLL3_DIV2, > + CLK_PLL4_DIV2, > + CLK_PLL4_DIV5, > + CLK_PLL5_DIV2, > + CLK_PLL5_DIV4, > + CLK_PLL6_DIV2, > + CLK_S0, > + CLK_S0_VIO, > + CLK_S0_VC, > + CLK_S0_HSC, > + CLK_SASYNCPER, > + CLK_SV_VIP, > + CLK_SV_IR, > + CLK_IMPASRC, > + CLK_IMPBSRC, > + CLK_VIOSRC, > + CLK_VCSRC, > + CLK_SDSRC, > + CLK_RPCSRC, > + CLK_OCO, > + > + /* Module Clocks */ > + MOD_CLK_BASE > +}; > + > +static const struct cpg_core_clk r8a779h0_core_clks[] = { > + /* External Clock Inputs */ > + DEF_INPUT("extal", CLK_EXTAL), > + DEF_INPUT("extalr", CLK_EXTALR), > + > + /* Internal Core Clocks */ > + DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN4_MAIN, CLK_EXTAL), > + DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN4_PLL1, CLK_MAIN), > + DEF_BASE(".pll2", CLK_PLL2, CLK_TYPE_GEN4_PLL2, CLK_MAIN), > + DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN4_PLL3, CLK_MAIN), > + DEF_BASE(".pll4", CLK_PLL4, CLK_TYPE_GEN4_PLL4, CLK_MAIN), > + DEF_BASE(".pll5", CLK_PLL5, CLK_TYPE_GEN4_PLL5, CLK_MAIN), > + DEF_BASE(".pll6", CLK_PLL6, CLK_TYPE_GEN4_PLL6, CLK_MAIN), > + > + DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1), > + DEF_FIXED(".pll2_div2", CLK_PLL2_DIV2, CLK_PLL2, 2, 1), > + DEF_FIXED(".pll3_div2", CLK_PLL3_DIV2, CLK_PLL3, 2, 1), > + DEF_FIXED(".pll4_div2", CLK_PLL4_DIV2, CLK_PLL4, 2, 1), > + DEF_FIXED(".pll4_div5", CLK_PLL4_DIV5, CLK_PLL4, 5, 1), > + DEF_FIXED(".pll5_div2", CLK_PLL5_DIV2, CLK_PLL5, 2, 1), > + DEF_FIXED(".pll5_div4", CLK_PLL5_DIV4, CLK_PLL5_DIV2, 2, 1), > + DEF_FIXED(".pll6_div2", CLK_PLL6_DIV2, CLK_PLL6, 2, 1), > + DEF_FIXED(".s0", CLK_S0, CLK_PLL1_DIV2, 2, 1), > + DEF_FIXED(".s0_vio", CLK_S0_VIO, CLK_PLL1_DIV2, 2, 1), > + DEF_FIXED(".s0_vc", CLK_S0_VC, CLK_PLL1_DIV2, 2, 1), > + DEF_FIXED(".s0_hsc", CLK_S0_HSC, CLK_PLL1_DIV2, 2, 1), > + DEF_FIXED(".sasyncper", CLK_SASYNCPER, CLK_PLL5_DIV4, 3, 1), > + DEF_FIXED(".sv_vip", CLK_SV_VIP, CLK_PLL1, 5, 1), > + DEF_FIXED(".sv_ir", CLK_SV_IR, CLK_PLL1, 5, 1), > + DEF_FIXED(".impasrc", CLK_IMPASRC, CLK_PLL1_DIV2, 2, 1), > + DEF_FIXED(".impbsrc", CLK_IMPBSRC, CLK_PLL1, 4, 1), > + DEF_FIXED(".viosrc", CLK_VIOSRC, CLK_PLL1, 6, 1), > + DEF_FIXED(".vcsrc", CLK_VCSRC, CLK_PLL1, 6, 1), > + DEF_BASE(".sdsrc", CLK_SDSRC, CLK_TYPE_GEN4_SDSRC, CLK_PLL5), > + DEF_BASE(".rpcsrc", CLK_RPCSRC, CLK_TYPE_GEN4_RPCSRC, CLK_PLL5), > + DEF_RATE(".oco", CLK_OCO, 32768), > + > + /* Core Clock Outputs */ > + DEF_GEN4_Z("zc0", R8A779H0_CLK_ZC0, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 0), > + DEF_GEN4_Z("zc1", R8A779H0_CLK_ZC1, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 8), > + DEF_GEN4_Z("zc2", R8A779H0_CLK_ZC2, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 32), > + DEF_GEN4_Z("zc3", R8A779H0_CLK_ZC3, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 40), > + DEF_FIXED("s0d2", R8A779H0_CLK_S0D2, CLK_S0, 2, 1), > + DEF_FIXED("s0d3", R8A779H0_CLK_S0D3, CLK_S0, 3, 1), > + DEF_FIXED("s0d4", R8A779H0_CLK_S0D4, CLK_S0, 4, 1), > + DEF_FIXED("cl16m", R8A779H0_CLK_CL16M, CLK_S0, 48, 1), > + DEF_FIXED("s0d2_rt", R8A779H0_CLK_S0D2_RT, CLK_S0, 2, 1), > + DEF_FIXED("s0d3_rt", R8A779H0_CLK_S0D3_RT, CLK_S0, 3, 1), > + DEF_FIXED("s0d4_rt", R8A779H0_CLK_S0D4_RT, CLK_S0, 4, 1), > + DEF_FIXED("s0d6_rt", R8A779H0_CLK_S0D6_RT, CLK_S0, 6, 1), > + DEF_FIXED("cl16m_rt", R8A779H0_CLK_CL16M_RT, CLK_S0, 48, 1), > + DEF_FIXED("s0d2_per", R8A779H0_CLK_S0D2_PER, CLK_S0, 2, 1), > + DEF_FIXED("s0d3_per", R8A779H0_CLK_S0D3_PER, CLK_S0, 3, 1), > + DEF_FIXED("s0d4_per", R8A779H0_CLK_S0D4_PER, CLK_S0, 4, 1), > + DEF_FIXED("s0d6_per", R8A779H0_CLK_S0D6_PER, CLK_S0, 6, 1), > + DEF_FIXED("s0d12_per", R8A779H0_CLK_S0D12_PER, CLK_S0, 12, 1), > + DEF_FIXED("s0d24_per", R8A779H0_CLK_S0D24_PER, CLK_S0, 24, 1), > + DEF_FIXED("cl16m_per", R8A779H0_CLK_CL16M_PER, CLK_S0, 48, 1), > + DEF_FIXED("s0d2_mm", R8A779H0_CLK_S0D2_MM, CLK_S0, 2, 1), > + DEF_FIXED("s0d4_mm", R8A779H0_CLK_S0D4_MM, CLK_S0, 4, 1), > + DEF_FIXED("cl16m_mm", R8A779H0_CLK_CL16M_MM, CLK_S0, 48, 1), > + DEF_FIXED("s0d2_u3dg", R8A779H0_CLK_S0D2_U3DG, CLK_S0, 2, 1), > + DEF_FIXED("s0d4_u3dg", R8A779H0_CLK_S0D4_U3DG, CLK_S0, 4, 1), > + DEF_FIXED("s0d1_vio", R8A779H0_CLK_S0D1_VIO, CLK_S0_VIO, 1, 1), > + DEF_FIXED("s0d2_vio", R8A779H0_CLK_S0D2_VIO, CLK_S0_VIO, 2, 1), > + DEF_FIXED("s0d4_vio", R8A779H0_CLK_S0D4_VIO, CLK_S0_VIO, 4, 1), > + DEF_FIXED("s0d8_vio", R8A779H0_CLK_S0D8_VIO, CLK_S0_VIO, 8, 1), > + DEF_FIXED("s0d1_vc", R8A779H0_CLK_S0D1_VC, CLK_S0_VC, 1, 1), > + DEF_FIXED("s0d2_vc", R8A779H0_CLK_S0D2_VC, CLK_S0_VC, 2, 1), > + DEF_FIXED("s0d4_vc", R8A779H0_CLK_S0D4_VC, CLK_S0_VC, 4, 1), > + DEF_FIXED("s0d1_hsc", R8A779H0_CLK_S0D1_HSC, CLK_S0_HSC, 1, 1), > + DEF_FIXED("s0d2_hsc", R8A779H0_CLK_S0D2_HSC, CLK_S0_HSC, 2, 1), > + DEF_FIXED("s0d4_hsc", R8A779H0_CLK_S0D4_HSC, CLK_S0_HSC, 4, 1), > + DEF_FIXED("s0d8_hsc", R8A779H0_CLK_S0D8_HSC, CLK_S0_HSC, 8, 1), > + DEF_FIXED("cl16m_hsc", R8A779H0_CLK_CL16M_HSC, CLK_S0_HSC, 48, 1), > + DEF_FIXED("sasyncrt", R8A779H0_CLK_SASYNCRT, CLK_PLL5_DIV4, 48, 1), > + DEF_FIXED("sasyncperd1", R8A779H0_CLK_SASYNCPERD1, CLK_SASYNCPER, 1, 1), > + DEF_FIXED("sasyncperd2", R8A779H0_CLK_SASYNCPERD2, CLK_SASYNCPER, 2, 1), > + DEF_FIXED("sasyncperd4", R8A779H0_CLK_SASYNCPERD4, CLK_SASYNCPER, 4, 1), > + DEF_FIXED("svd1_vip", R8A779H0_CLK_SVD1_VIP, CLK_SV_VIP, 1, 1), > + DEF_FIXED("svd2_vip", R8A779H0_CLK_SVD2_VIP, CLK_SV_VIP, 2, 1), > + DEF_FIXED("svd1_ir", R8A779H0_CLK_SVD1_IR, CLK_SV_IR, 1, 1), > + DEF_FIXED("svd2_ir", R8A779H0_CLK_SVD2_IR, CLK_SV_IR, 2, 1), > + DEF_FIXED("cbfusa", R8A779H0_CLK_CBFUSA, CLK_EXTAL, 2, 1), > + DEF_FIXED("cpex", R8A779H0_CLK_CPEX, CLK_EXTAL, 2, 1), > + DEF_FIXED("cp", R8A779H0_CLK_CP, CLK_EXTAL, 2, 1), > + DEF_FIXED("impad1", R8A779H0_CLK_IMPAD1, CLK_IMPASRC, 1, 1), > + DEF_FIXED("impad4", R8A779H0_CLK_IMPAD4, CLK_IMPASRC, 4, 1), > + DEF_FIXED("impb", R8A779H0_CLK_IMPB, CLK_IMPBSRC, 1, 1), > + DEF_FIXED("viobusd1", R8A779H0_CLK_VIOBUSD1, CLK_VIOSRC, 1, 1), > + DEF_FIXED("viobusd2", R8A779H0_CLK_VIOBUSD2, CLK_VIOSRC, 2, 1), > + DEF_FIXED("vcbusd1", R8A779H0_CLK_VCBUSD1, CLK_VCSRC, 1, 1), > + DEF_FIXED("vcbusd2", R8A779H0_CLK_VCBUSD2, CLK_VCSRC, 2, 1), > + DEF_DIV6P1("canfd", R8A779H0_CLK_CANFD, CLK_PLL5_DIV4, 0x878), > + DEF_DIV6P1("csi", R8A779H0_CLK_CSI, CLK_PLL5_DIV4, 0x880), > + DEF_FIXED("dsiref", R8A779H0_CLK_DSIREF, CLK_PLL5_DIV4, 48, 1), > + DEF_DIV6P1("dsiext", R8A779H0_CLK_DSIEXT, CLK_PLL5_DIV4, 0x884), > + DEF_DIV6P1("mso", R8A779H0_CLK_MSO, CLK_PLL5_DIV4, 0x87c), > + > + DEF_GEN4_SDH("sd0h", R8A779H0_CLK_SD0H, CLK_SDSRC, 0x870), > + DEF_GEN4_SD("sd0", R8A779H0_CLK_SD0, R8A779H0_CLK_SD0H, 0x870), > + > + DEF_BASE("rpc", R8A779H0_CLK_RPC, CLK_TYPE_GEN4_RPC, CLK_RPCSRC), > + DEF_BASE("rpcd2", R8A779H0_CLK_RPCD2, CLK_TYPE_GEN4_RPCD2, R8A779H0_CLK_RPC), > + > + DEF_GEN4_OSC("osc", R8A779H0_CLK_OSC, CLK_EXTAL, 8), > + DEF_GEN4_MDSEL("r", R8A779H0_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1), > +}; > + > +static const struct mssr_mod_clk r8a779h0_mod_clks[] = { > + DEF_MOD("hscif0", 514, R8A779H0_CLK_SASYNCPERD1), > + DEF_MOD("hscif1", 515, R8A779H0_CLK_SASYNCPERD1), > + DEF_MOD("hscif2", 516, R8A779H0_CLK_SASYNCPERD1), > + DEF_MOD("hscif3", 517, R8A779H0_CLK_SASYNCPERD1), > +}; > + > +/* > + * CPG Clock Data > + */ > +/* > + * MD EXTAL PLL1 PLL2 PLL3 PLL4 PLL5 PLL6 OSC > + * 14 13 (MHz) > + * ------------------------------------------------------------------------ > + * 0 0 16.66 / 1 x192 x204 x192 x144 x192 x168 /16 > + * 0 1 20 / 1 x160 x170 x160 x120 x160 x140 /19 > + * 1 0 Prohibited setting > + * 1 1 33.33 / 2 x192 x204 x192 x144 x192 x168 /32 > + */ > +#define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 13) | \ > + (((md) & BIT(13)) >> 13)) > + > +static const struct rcar_gen4_cpg_pll_config cpg_pll_configs[4] = { > + /* EXTAL div PLL1 mult/div PLL2 mult/div PLL3 mult/div PLL4 mult/div PLL5 mult/div PLL6 mult/div OSC prediv */ > + { 1, 192, 1, 240, 1, 192, 1, 240, 1, 192, 1, 168, 1, 16, }, > + { 1, 160, 1, 200, 1, 160, 1, 200, 1, 160, 1, 140, 1, 19, }, > + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, > + { 2, 192, 1, 240, 1, 192, 1, 240, 1, 192, 1, 168, 1, 32, }, > +}; > + > +static int __init r8a779h0_cpg_mssr_init(struct device *dev) > +{ > + const struct rcar_gen4_cpg_pll_config *cpg_pll_config; > + u32 cpg_mode; > + int error; > + > + error = rcar_rst_read_mode_pins(&cpg_mode); > + if (error) > + return error; > + > + cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)]; > + if (!cpg_pll_config->extal_div) { > + dev_err(dev, "Prohibited setting (cpg_mode=0x%x)\n", cpg_mode); > + return -EINVAL; > + } > + > + return rcar_gen4_cpg_init(cpg_pll_config, CLK_EXTALR, cpg_mode); > +} > + > +const struct cpg_mssr_info r8a779h0_cpg_mssr_info __initconst = { > + /* Core Clocks */ > + .core_clks = r8a779h0_core_clks, > + .num_core_clks = ARRAY_SIZE(r8a779h0_core_clks), > + .last_dt_core_clk = LAST_DT_CORE_CLK, > + .num_total_core_clks = MOD_CLK_BASE, > + > + /* Module Clocks */ > + .mod_clks = r8a779h0_mod_clks, > + .num_mod_clks = ARRAY_SIZE(r8a779h0_mod_clks), > + .num_hw_mod_clks = 30 * 32, > + > + /* Callbacks */ > + .init = r8a779h0_cpg_mssr_init, > + .cpg_clk_register = rcar_gen4_cpg_clk_register, > + > + .reg_layout = CLK_REG_LAYOUT_RCAR_GEN4, > +}; > diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c > index 23e5a2b46ac132c6..1b421b8097965b70 100644 > --- a/drivers/clk/renesas/renesas-cpg-mssr.c > +++ b/drivers/clk/renesas/renesas-cpg-mssr.c > @@ -871,6 +871,12 @@ static const struct of_device_id cpg_mssr_match[] = { > .compatible = "renesas,r8a779g0-cpg-mssr", > .data = &r8a779g0_cpg_mssr_info, > }, > +#endif > +#ifdef CONFIG_CLK_R8A779H0 > + { > + .compatible = "renesas,r8a779h0-cpg-mssr", > + .data = &r8a779h0_cpg_mssr_info, > + }, > #endif > { /* sentinel */ } > }; > diff --git a/drivers/clk/renesas/renesas-cpg-mssr.h b/drivers/clk/renesas/renesas-cpg-mssr.h > index 80c5b462924ac343..a1d6e0cbcff94813 100644 > --- a/drivers/clk/renesas/renesas-cpg-mssr.h > +++ b/drivers/clk/renesas/renesas-cpg-mssr.h > @@ -180,6 +180,7 @@ extern const struct cpg_mssr_info r8a77995_cpg_mssr_info; > extern const struct cpg_mssr_info r8a779a0_cpg_mssr_info; > extern const struct cpg_mssr_info r8a779f0_cpg_mssr_info; > extern const struct cpg_mssr_info r8a779g0_cpg_mssr_info; > +extern const struct cpg_mssr_info r8a779h0_cpg_mssr_info; > > void __init cpg_mssr_early_init(struct device_node *np, > const struct cpg_mssr_info *info); > -- > 2.34.1 > >
diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig index 69396e19795903e8..d252150402e86366 100644 --- a/drivers/clk/renesas/Kconfig +++ b/drivers/clk/renesas/Kconfig @@ -33,6 +33,7 @@ config CLK_RENESAS select CLK_R8A779A0 if ARCH_R8A779A0 select CLK_R8A779F0 if ARCH_R8A779F0 select CLK_R8A779G0 if ARCH_R8A779G0 + select CLK_R8A779H0 if ARCH_R8A779H0 select CLK_R9A06G032 if ARCH_R9A06G032 select CLK_R9A07G043 if ARCH_R9A07G043 select CLK_R9A07G044 if ARCH_R9A07G044 @@ -165,6 +166,10 @@ config CLK_R8A779G0 bool "R-Car V4H clock support" if COMPILE_TEST select CLK_RCAR_GEN4_CPG +config CLK_R8A779H0 + bool "R-Car V4M clock support" if COMPILE_TEST + select CLK_RCAR_GEN4_CPG + config CLK_R9A06G032 bool "RZ/N1D clock support" if COMPILE_TEST diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile index 879a07d445f9056a..f7e18679c3b81b97 100644 --- a/drivers/clk/renesas/Makefile +++ b/drivers/clk/renesas/Makefile @@ -30,6 +30,7 @@ obj-$(CONFIG_CLK_R8A77995) += r8a77995-cpg-mssr.o obj-$(CONFIG_CLK_R8A779A0) += r8a779a0-cpg-mssr.o obj-$(CONFIG_CLK_R8A779F0) += r8a779f0-cpg-mssr.o obj-$(CONFIG_CLK_R8A779G0) += r8a779g0-cpg-mssr.o +obj-$(CONFIG_CLK_R8A779H0) += r8a779h0-cpg-mssr.o obj-$(CONFIG_CLK_R9A06G032) += r9a06g032-clocks.o obj-$(CONFIG_CLK_R9A07G043) += r9a07g043-cpg.o obj-$(CONFIG_CLK_R9A07G044) += r9a07g044-cpg.o diff --git a/drivers/clk/renesas/r8a779h0-cpg-mssr.c b/drivers/clk/renesas/r8a779h0-cpg-mssr.c new file mode 100644 index 0000000000000000..1259b8544980f07a --- /dev/null +++ b/drivers/clk/renesas/r8a779h0-cpg-mssr.c @@ -0,0 +1,241 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * r8a779h0 Clock Pulse Generator / Module Standby and Software Reset + * + * Copyright (C) 2023 Renesas Electronics Corp. + * + * Based on r8a779g0-cpg-mssr.c + */ + +#include <linux/bitfield.h> +#include <linux/clk.h> +#include <linux/clk-provider.h> +#include <linux/device.h> +#include <linux/err.h> +#include <linux/kernel.h> +#include <linux/soc/renesas/rcar-rst.h> + +#include <dt-bindings/clock/renesas,r8a779h0-cpg-mssr.h> + +#include "renesas-cpg-mssr.h" +#include "rcar-gen4-cpg.h" + +enum clk_ids { + /* Core Clock Outputs exported to DT */ + LAST_DT_CORE_CLK = R8A779H0_CLK_R, + + /* External Input Clocks */ + CLK_EXTAL, + CLK_EXTALR, + + /* Internal Core Clocks */ + CLK_MAIN, + CLK_PLL1, + CLK_PLL2, + CLK_PLL3, + CLK_PLL4, + CLK_PLL5, + CLK_PLL6, + CLK_PLL1_DIV2, + CLK_PLL2_DIV2, + CLK_PLL3_DIV2, + CLK_PLL4_DIV2, + CLK_PLL4_DIV5, + CLK_PLL5_DIV2, + CLK_PLL5_DIV4, + CLK_PLL6_DIV2, + CLK_S0, + CLK_S0_VIO, + CLK_S0_VC, + CLK_S0_HSC, + CLK_SASYNCPER, + CLK_SV_VIP, + CLK_SV_IR, + CLK_IMPASRC, + CLK_IMPBSRC, + CLK_VIOSRC, + CLK_VCSRC, + CLK_SDSRC, + CLK_RPCSRC, + CLK_OCO, + + /* Module Clocks */ + MOD_CLK_BASE +}; + +static const struct cpg_core_clk r8a779h0_core_clks[] = { + /* External Clock Inputs */ + DEF_INPUT("extal", CLK_EXTAL), + DEF_INPUT("extalr", CLK_EXTALR), + + /* Internal Core Clocks */ + DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN4_MAIN, CLK_EXTAL), + DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN4_PLL1, CLK_MAIN), + DEF_BASE(".pll2", CLK_PLL2, CLK_TYPE_GEN4_PLL2, CLK_MAIN), + DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN4_PLL3, CLK_MAIN), + DEF_BASE(".pll4", CLK_PLL4, CLK_TYPE_GEN4_PLL4, CLK_MAIN), + DEF_BASE(".pll5", CLK_PLL5, CLK_TYPE_GEN4_PLL5, CLK_MAIN), + DEF_BASE(".pll6", CLK_PLL6, CLK_TYPE_GEN4_PLL6, CLK_MAIN), + + DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1), + DEF_FIXED(".pll2_div2", CLK_PLL2_DIV2, CLK_PLL2, 2, 1), + DEF_FIXED(".pll3_div2", CLK_PLL3_DIV2, CLK_PLL3, 2, 1), + DEF_FIXED(".pll4_div2", CLK_PLL4_DIV2, CLK_PLL4, 2, 1), + DEF_FIXED(".pll4_div5", CLK_PLL4_DIV5, CLK_PLL4, 5, 1), + DEF_FIXED(".pll5_div2", CLK_PLL5_DIV2, CLK_PLL5, 2, 1), + DEF_FIXED(".pll5_div4", CLK_PLL5_DIV4, CLK_PLL5_DIV2, 2, 1), + DEF_FIXED(".pll6_div2", CLK_PLL6_DIV2, CLK_PLL6, 2, 1), + DEF_FIXED(".s0", CLK_S0, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".s0_vio", CLK_S0_VIO, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".s0_vc", CLK_S0_VC, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".s0_hsc", CLK_S0_HSC, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".sasyncper", CLK_SASYNCPER, CLK_PLL5_DIV4, 3, 1), + DEF_FIXED(".sv_vip", CLK_SV_VIP, CLK_PLL1, 5, 1), + DEF_FIXED(".sv_ir", CLK_SV_IR, CLK_PLL1, 5, 1), + DEF_FIXED(".impasrc", CLK_IMPASRC, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".impbsrc", CLK_IMPBSRC, CLK_PLL1, 4, 1), + DEF_FIXED(".viosrc", CLK_VIOSRC, CLK_PLL1, 6, 1), + DEF_FIXED(".vcsrc", CLK_VCSRC, CLK_PLL1, 6, 1), + DEF_BASE(".sdsrc", CLK_SDSRC, CLK_TYPE_GEN4_SDSRC, CLK_PLL5), + DEF_BASE(".rpcsrc", CLK_RPCSRC, CLK_TYPE_GEN4_RPCSRC, CLK_PLL5), + DEF_RATE(".oco", CLK_OCO, 32768), + + /* Core Clock Outputs */ + DEF_GEN4_Z("zc0", R8A779H0_CLK_ZC0, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 0), + DEF_GEN4_Z("zc1", R8A779H0_CLK_ZC1, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 8), + DEF_GEN4_Z("zc2", R8A779H0_CLK_ZC2, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 32), + DEF_GEN4_Z("zc3", R8A779H0_CLK_ZC3, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 40), + DEF_FIXED("s0d2", R8A779H0_CLK_S0D2, CLK_S0, 2, 1), + DEF_FIXED("s0d3", R8A779H0_CLK_S0D3, CLK_S0, 3, 1), + DEF_FIXED("s0d4", R8A779H0_CLK_S0D4, CLK_S0, 4, 1), + DEF_FIXED("cl16m", R8A779H0_CLK_CL16M, CLK_S0, 48, 1), + DEF_FIXED("s0d2_rt", R8A779H0_CLK_S0D2_RT, CLK_S0, 2, 1), + DEF_FIXED("s0d3_rt", R8A779H0_CLK_S0D3_RT, CLK_S0, 3, 1), + DEF_FIXED("s0d4_rt", R8A779H0_CLK_S0D4_RT, CLK_S0, 4, 1), + DEF_FIXED("s0d6_rt", R8A779H0_CLK_S0D6_RT, CLK_S0, 6, 1), + DEF_FIXED("cl16m_rt", R8A779H0_CLK_CL16M_RT, CLK_S0, 48, 1), + DEF_FIXED("s0d2_per", R8A779H0_CLK_S0D2_PER, CLK_S0, 2, 1), + DEF_FIXED("s0d3_per", R8A779H0_CLK_S0D3_PER, CLK_S0, 3, 1), + DEF_FIXED("s0d4_per", R8A779H0_CLK_S0D4_PER, CLK_S0, 4, 1), + DEF_FIXED("s0d6_per", R8A779H0_CLK_S0D6_PER, CLK_S0, 6, 1), + DEF_FIXED("s0d12_per", R8A779H0_CLK_S0D12_PER, CLK_S0, 12, 1), + DEF_FIXED("s0d24_per", R8A779H0_CLK_S0D24_PER, CLK_S0, 24, 1), + DEF_FIXED("cl16m_per", R8A779H0_CLK_CL16M_PER, CLK_S0, 48, 1), + DEF_FIXED("s0d2_mm", R8A779H0_CLK_S0D2_MM, CLK_S0, 2, 1), + DEF_FIXED("s0d4_mm", R8A779H0_CLK_S0D4_MM, CLK_S0, 4, 1), + DEF_FIXED("cl16m_mm", R8A779H0_CLK_CL16M_MM, CLK_S0, 48, 1), + DEF_FIXED("s0d2_u3dg", R8A779H0_CLK_S0D2_U3DG, CLK_S0, 2, 1), + DEF_FIXED("s0d4_u3dg", R8A779H0_CLK_S0D4_U3DG, CLK_S0, 4, 1), + DEF_FIXED("s0d1_vio", R8A779H0_CLK_S0D1_VIO, CLK_S0_VIO, 1, 1), + DEF_FIXED("s0d2_vio", R8A779H0_CLK_S0D2_VIO, CLK_S0_VIO, 2, 1), + DEF_FIXED("s0d4_vio", R8A779H0_CLK_S0D4_VIO, CLK_S0_VIO, 4, 1), + DEF_FIXED("s0d8_vio", R8A779H0_CLK_S0D8_VIO, CLK_S0_VIO, 8, 1), + DEF_FIXED("s0d1_vc", R8A779H0_CLK_S0D1_VC, CLK_S0_VC, 1, 1), + DEF_FIXED("s0d2_vc", R8A779H0_CLK_S0D2_VC, CLK_S0_VC, 2, 1), + DEF_FIXED("s0d4_vc", R8A779H0_CLK_S0D4_VC, CLK_S0_VC, 4, 1), + DEF_FIXED("s0d1_hsc", R8A779H0_CLK_S0D1_HSC, CLK_S0_HSC, 1, 1), + DEF_FIXED("s0d2_hsc", R8A779H0_CLK_S0D2_HSC, CLK_S0_HSC, 2, 1), + DEF_FIXED("s0d4_hsc", R8A779H0_CLK_S0D4_HSC, CLK_S0_HSC, 4, 1), + DEF_FIXED("s0d8_hsc", R8A779H0_CLK_S0D8_HSC, CLK_S0_HSC, 8, 1), + DEF_FIXED("cl16m_hsc", R8A779H0_CLK_CL16M_HSC, CLK_S0_HSC, 48, 1), + DEF_FIXED("sasyncrt", R8A779H0_CLK_SASYNCRT, CLK_PLL5_DIV4, 48, 1), + DEF_FIXED("sasyncperd1", R8A779H0_CLK_SASYNCPERD1, CLK_SASYNCPER, 1, 1), + DEF_FIXED("sasyncperd2", R8A779H0_CLK_SASYNCPERD2, CLK_SASYNCPER, 2, 1), + DEF_FIXED("sasyncperd4", R8A779H0_CLK_SASYNCPERD4, CLK_SASYNCPER, 4, 1), + DEF_FIXED("svd1_vip", R8A779H0_CLK_SVD1_VIP, CLK_SV_VIP, 1, 1), + DEF_FIXED("svd2_vip", R8A779H0_CLK_SVD2_VIP, CLK_SV_VIP, 2, 1), + DEF_FIXED("svd1_ir", R8A779H0_CLK_SVD1_IR, CLK_SV_IR, 1, 1), + DEF_FIXED("svd2_ir", R8A779H0_CLK_SVD2_IR, CLK_SV_IR, 2, 1), + DEF_FIXED("cbfusa", R8A779H0_CLK_CBFUSA, CLK_EXTAL, 2, 1), + DEF_FIXED("cpex", R8A779H0_CLK_CPEX, CLK_EXTAL, 2, 1), + DEF_FIXED("cp", R8A779H0_CLK_CP, CLK_EXTAL, 2, 1), + DEF_FIXED("impad1", R8A779H0_CLK_IMPAD1, CLK_IMPASRC, 1, 1), + DEF_FIXED("impad4", R8A779H0_CLK_IMPAD4, CLK_IMPASRC, 4, 1), + DEF_FIXED("impb", R8A779H0_CLK_IMPB, CLK_IMPBSRC, 1, 1), + DEF_FIXED("viobusd1", R8A779H0_CLK_VIOBUSD1, CLK_VIOSRC, 1, 1), + DEF_FIXED("viobusd2", R8A779H0_CLK_VIOBUSD2, CLK_VIOSRC, 2, 1), + DEF_FIXED("vcbusd1", R8A779H0_CLK_VCBUSD1, CLK_VCSRC, 1, 1), + DEF_FIXED("vcbusd2", R8A779H0_CLK_VCBUSD2, CLK_VCSRC, 2, 1), + DEF_DIV6P1("canfd", R8A779H0_CLK_CANFD, CLK_PLL5_DIV4, 0x878), + DEF_DIV6P1("csi", R8A779H0_CLK_CSI, CLK_PLL5_DIV4, 0x880), + DEF_FIXED("dsiref", R8A779H0_CLK_DSIREF, CLK_PLL5_DIV4, 48, 1), + DEF_DIV6P1("dsiext", R8A779H0_CLK_DSIEXT, CLK_PLL5_DIV4, 0x884), + DEF_DIV6P1("mso", R8A779H0_CLK_MSO, CLK_PLL5_DIV4, 0x87c), + + DEF_GEN4_SDH("sd0h", R8A779H0_CLK_SD0H, CLK_SDSRC, 0x870), + DEF_GEN4_SD("sd0", R8A779H0_CLK_SD0, R8A779H0_CLK_SD0H, 0x870), + + DEF_BASE("rpc", R8A779H0_CLK_RPC, CLK_TYPE_GEN4_RPC, CLK_RPCSRC), + DEF_BASE("rpcd2", R8A779H0_CLK_RPCD2, CLK_TYPE_GEN4_RPCD2, R8A779H0_CLK_RPC), + + DEF_GEN4_OSC("osc", R8A779H0_CLK_OSC, CLK_EXTAL, 8), + DEF_GEN4_MDSEL("r", R8A779H0_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1), +}; + +static const struct mssr_mod_clk r8a779h0_mod_clks[] = { + DEF_MOD("hscif0", 514, R8A779H0_CLK_SASYNCPERD1), + DEF_MOD("hscif1", 515, R8A779H0_CLK_SASYNCPERD1), + DEF_MOD("hscif2", 516, R8A779H0_CLK_SASYNCPERD1), + DEF_MOD("hscif3", 517, R8A779H0_CLK_SASYNCPERD1), +}; + +/* + * CPG Clock Data + */ +/* + * MD EXTAL PLL1 PLL2 PLL3 PLL4 PLL5 PLL6 OSC + * 14 13 (MHz) + * ------------------------------------------------------------------------ + * 0 0 16.66 / 1 x192 x204 x192 x144 x192 x168 /16 + * 0 1 20 / 1 x160 x170 x160 x120 x160 x140 /19 + * 1 0 Prohibited setting + * 1 1 33.33 / 2 x192 x204 x192 x144 x192 x168 /32 + */ +#define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 13) | \ + (((md) & BIT(13)) >> 13)) + +static const struct rcar_gen4_cpg_pll_config cpg_pll_configs[4] = { + /* EXTAL div PLL1 mult/div PLL2 mult/div PLL3 mult/div PLL4 mult/div PLL5 mult/div PLL6 mult/div OSC prediv */ + { 1, 192, 1, 240, 1, 192, 1, 240, 1, 192, 1, 168, 1, 16, }, + { 1, 160, 1, 200, 1, 160, 1, 200, 1, 160, 1, 140, 1, 19, }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, + { 2, 192, 1, 240, 1, 192, 1, 240, 1, 192, 1, 168, 1, 32, }, +}; + +static int __init r8a779h0_cpg_mssr_init(struct device *dev) +{ + const struct rcar_gen4_cpg_pll_config *cpg_pll_config; + u32 cpg_mode; + int error; + + error = rcar_rst_read_mode_pins(&cpg_mode); + if (error) + return error; + + cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)]; + if (!cpg_pll_config->extal_div) { + dev_err(dev, "Prohibited setting (cpg_mode=0x%x)\n", cpg_mode); + return -EINVAL; + } + + return rcar_gen4_cpg_init(cpg_pll_config, CLK_EXTALR, cpg_mode); +} + +const struct cpg_mssr_info r8a779h0_cpg_mssr_info __initconst = { + /* Core Clocks */ + .core_clks = r8a779h0_core_clks, + .num_core_clks = ARRAY_SIZE(r8a779h0_core_clks), + .last_dt_core_clk = LAST_DT_CORE_CLK, + .num_total_core_clks = MOD_CLK_BASE, + + /* Module Clocks */ + .mod_clks = r8a779h0_mod_clks, + .num_mod_clks = ARRAY_SIZE(r8a779h0_mod_clks), + .num_hw_mod_clks = 30 * 32, + + /* Callbacks */ + .init = r8a779h0_cpg_mssr_init, + .cpg_clk_register = rcar_gen4_cpg_clk_register, + + .reg_layout = CLK_REG_LAYOUT_RCAR_GEN4, +}; diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c index 23e5a2b46ac132c6..1b421b8097965b70 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.c +++ b/drivers/clk/renesas/renesas-cpg-mssr.c @@ -871,6 +871,12 @@ static const struct of_device_id cpg_mssr_match[] = { .compatible = "renesas,r8a779g0-cpg-mssr", .data = &r8a779g0_cpg_mssr_info, }, +#endif +#ifdef CONFIG_CLK_R8A779H0 + { + .compatible = "renesas,r8a779h0-cpg-mssr", + .data = &r8a779h0_cpg_mssr_info, + }, #endif { /* sentinel */ } }; diff --git a/drivers/clk/renesas/renesas-cpg-mssr.h b/drivers/clk/renesas/renesas-cpg-mssr.h index 80c5b462924ac343..a1d6e0cbcff94813 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.h +++ b/drivers/clk/renesas/renesas-cpg-mssr.h @@ -180,6 +180,7 @@ extern const struct cpg_mssr_info r8a77995_cpg_mssr_info; extern const struct cpg_mssr_info r8a779a0_cpg_mssr_info; extern const struct cpg_mssr_info r8a779f0_cpg_mssr_info; extern const struct cpg_mssr_info r8a779g0_cpg_mssr_info; +extern const struct cpg_mssr_info r8a779h0_cpg_mssr_info; void __init cpg_mssr_early_init(struct device_node *np, const struct cpg_mssr_info *info);