| Message ID | 20231011184823.443959-12-peter.griffin@linaro.org (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Add minimal Tensor/GS101 SoC support and Oriole/Pixel6 board | expand |
On 10/11/2023, Peter Griffin wrote: > This patch adds all the registers for the APM clock controller unit. > > We register all the muxes and dividers, but only a few of the > gates currently for PMU and GPIO. > > One clock is marked CLK_IS_CRITICAL because the system > hangs if this clock is disabled. > > Signed-off-by: Peter Griffin <peter.griffin@linaro.org> Tested-by: Will McVicker <willmcvicker@google.com> Thanks, Will > --- > drivers/clk/samsung/clk-gs101.c | 301 ++++++++++++++++++++++++++++++++ > 1 file changed, 301 insertions(+) > > diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs101.c > index e2c62754b1eb..525f95e60665 100644 > --- a/drivers/clk/samsung/clk-gs101.c > +++ b/drivers/clk/samsung/clk-gs101.c > @@ -19,6 +19,7 @@ > > /* NOTE: Must be equal to the last clock ID increased by one */ > #define TOP_NR_CLK (CLK_GOUT_CMU_BOOST + 1) > +#define APM_NR_CLK (CLK_APM_PLL_DIV16_APM + 1) > > /* ---- CMU_TOP ------------------------------------------------------------- */ > > @@ -1549,3 +1550,303 @@ static void __init gs101_cmu_top_init(struct device_node *np) > /* Register CMU_TOP early, as it's a dependency for other early domains */ > CLK_OF_DECLARE(gs101_cmu_top, "google,gs101-cmu-top", > gs101_cmu_top_init); > + > +/* ---- CMU_APM ------------------------------------------------------------- */ > +/* Register Offset definitions for CMU_APM (0x17400000) */ > +#define APM_CMU_APM_CONTROLLER_OPTION 0x0800 > +#define CLKOUT_CON_BLK_APM_CMU_APM_CLKOUT0 0x0810 > +#define CLK_CON_MUX_MUX_CLKCMU_APM_FUNC 0x1000 > +#define CLK_CON_MUX_MUX_CLKCMU_APM_FUNCSRC 0x1004 > +#define CLK_CON_DIV_DIV_CLK_APM_BOOST 0x1800 > +#define CLK_CON_DIV_DIV_CLK_APM_USI0_UART 0x1804 > +#define CLK_CON_DIV_DIV_CLK_APM_USI0_USI 0x1808 > +#define CLK_CON_DIV_DIV_CLK_APM_USI1_UART 0x180c > +#define CLK_CON_GAT_CLK_BLK_APM_UID_APM_CMU_APM_IPCLKPORT_PCLK 0x2000 > +#define CLK_CON_GAT_CLK_BUS0_BOOST_OPTION1 0x2004 > +#define CLK_CON_GAT_CLK_CMU_BOOST_OPTION1 0x2008 > +#define CLK_CON_GAT_CLK_CORE_BOOST_OPTION1 0x200c > +#define CLK_CON_GAT_GATE_CLKCMU_APM_FUNC 0x2010 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK 0x2014 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK 0x2018 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK 0x201c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_RTC_IPCLKPORT_PCLK 0x2020 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_TRTC_IPCLKPORT_PCLK 0x2024 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_IPCLK 0x2028 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_PCLK 0x202c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_IPCLK 0x2030 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_PCLK 0x2034 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_IPCLK 0x2038 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_PCLK 0x203c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_D_TZPC_APM_IPCLKPORT_PCLK 0x2040 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_GPC_APM_IPCLKPORT_PCLK 0x2044 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_GREBEINTEGRATION_IPCLKPORT_HCLK 0x2048 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_ACLK 0x204c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_PCLK 0x2050 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_G_SWD_IPCLKPORT_I_CLK 0x2054 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_AOCAPM_IPCLKPORT_I_CLK 0x2058 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_APM_IPCLKPORT_I_CLK 0x205c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_D_APM_IPCLKPORT_I_CLK 0x2060 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_DBGCORE_IPCLKPORT_I_CLK 0x2064 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_SCAN2DRAM_IPCLKPORT_I_CLK 0x2068 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AOC_IPCLKPORT_PCLK 0x206c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AP_IPCLKPORT_PCLK 0x2070 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_GSA_IPCLKPORT_PCLK 0x2074 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_SWD_IPCLKPORT_PCLK 0x207c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_TPU_IPCLKPORT_PCLK 0x2080 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_AOC_IPCLKPORT_PCLK 0x2084 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_DBGCORE_IPCLKPORT_PCLK 0x2088 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_PMU_INTR_GEN_IPCLKPORT_PCLK 0x208c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_ACLK 0x2090 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_PCLK 0x2094 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_BUS_IPCLKPORT_CLK 0x2098 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_UART_IPCLKPORT_CLK 0x209c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_USI_IPCLKPORT_CLK 0x20a0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI1_UART_IPCLKPORT_CLK 0x20a4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_APM_IPCLKPORT_PCLK 0x20a8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_SUB_APM_IPCLKPORT_PCLK 0x20ac > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_ACLK 0x20b0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_PCLK 0x20b4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_ACLK 0x20b8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_PCLK 0x20bc > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SS_DBGCORE_IPCLKPORT_SS_DBGCORE_IPCLKPORT_HCLK 0x20c0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SYSMMU_D_APM_IPCLKPORT_CLK_S2 0x20c4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SYSREG_APM_IPCLKPORT_PCLK 0x20cc > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_ACLK 0x20d0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_PCLK 0x20d4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_ACLK 0x20d8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_PCLK 0x20dc > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_ACLK 0x20e0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_PCLK 0x20e4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_ACLK 0x20e8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_PCLK 0x20ec > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_ACLK 0x20f0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_PCLK 0x20f4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_WDT_APM_IPCLKPORT_PCLK 0x20f8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_XIU_DP_APM_IPCLKPORT_ACLK 0x20fc > +#define PCH_CON_LHM_AXI_G_SWD_PCH 0x3000 > +#define PCH_CON_LHM_AXI_P_AOCAPM_PCH 0x3004 > +#define PCH_CON_LHM_AXI_P_APM_PCH 0x3008 > +#define PCH_CON_LHS_AXI_D_APM_PCH 0x300c > +#define PCH_CON_LHS_AXI_G_DBGCORE_PCH 0x3010 > +#define PCH_CON_LHS_AXI_G_SCAN2DRAM_PCH 0x3014 > +#define QCH_CON_APBIF_GPIO_ALIVE_QCH 0x3018 > +#define QCH_CON_APBIF_GPIO_FAR_ALIVE_QCH 0x301c > +#define QCH_CON_APBIF_PMU_ALIVE_QCH 0x3020 > +#define QCH_CON_APBIF_RTC_QCH 0x3024 > +#define QCH_CON_APBIF_TRTC_QCH 0x3028 > +#define QCH_CON_APM_CMU_APM_QCH 0x302c > +#define QCH_CON_APM_USI0_UART_QCH 0x3030 > +#define QCH_CON_APM_USI0_USI_QCH 0x3034 > +#define QCH_CON_APM_USI1_UART_QCH 0x3038 > +#define QCH_CON_D_TZPC_APM_QCH 0x303c > +#define QCH_CON_GPC_APM_QCH 0x3040 > +#define QCH_CON_GREBEINTEGRATION_QCH_DBG 0x3044 > +#define QCH_CON_GREBEINTEGRATION_QCH_GREBE 0x3048 > +#define QCH_CON_INTMEM_QCH 0x304c > +#define QCH_CON_LHM_AXI_G_SWD_QCH 0x3050 > +#define QCH_CON_LHM_AXI_P_AOCAPM_QCH 0x3054 > +#define QCH_CON_LHM_AXI_P_APM_QCH 0x3058 > +#define QCH_CON_LHS_AXI_D_APM_QCH 0x305c > +#define QCH_CON_LHS_AXI_G_DBGCORE_QCH 0x3060 > +#define QCH_CON_LHS_AXI_G_SCAN2DRAM_QCH 0x3064 > +#define QCH_CON_MAILBOX_APM_AOC_QCH 0x3068 > +#define QCH_CON_MAILBOX_APM_AP_QCH 0x306c > +#define QCH_CON_MAILBOX_APM_GSA_QCH 0x3070 > +#define QCH_CON_MAILBOX_APM_SWD_QCH 0x3078 > +#define QCH_CON_MAILBOX_APM_TPU_QCH 0x307c > +#define QCH_CON_MAILBOX_AP_AOC_QCH 0x3080 > +#define QCH_CON_MAILBOX_AP_DBGCORE_QCH 0x3084 > +#define QCH_CON_PMU_INTR_GEN_QCH 0x3088 > +#define QCH_CON_ROM_CRC32_HOST_QCH 0x308c > +#define QCH_CON_RSTNSYNC_CLK_APM_BUS_QCH_GREBE 0x3090 > +#define QCH_CON_RSTNSYNC_CLK_APM_BUS_QCH_GREBE_DBG 0x3094 > +#define QCH_CON_SPEEDY_APM_QCH 0x3098 > +#define QCH_CON_SPEEDY_SUB_APM_QCH 0x309c > +#define QCH_CON_SSMT_D_APM_QCH 0x30a0 > +#define QCH_CON_SSMT_G_DBGCORE_QCH 0x30a4 > +#define QCH_CON_SS_DBGCORE_QCH_DBG 0x30a8 > +#define QCH_CON_SS_DBGCORE_QCH_GREBE 0x30ac > +#define QCH_CON_SYSMMU_D_APM_QCH 0x30b0 > +#define QCH_CON_SYSREG_APM_QCH 0x30b8 > +#define QCH_CON_UASC_APM_QCH 0x30bc > +#define QCH_CON_UASC_DBGCORE_QCH 0x30c0 > +#define QCH_CON_UASC_G_SWD_QCH 0x30c4 > +#define QCH_CON_UASC_P_AOCAPM_QCH 0x30c8 > +#define QCH_CON_UASC_P_APM_QCH 0x30cc > +#define QCH_CON_WDT_APM_QCH 0x30d0 > +#define QUEUE_CTRL_REG_BLK_APM_CMU_APM 0x3c00 > + > +static const unsigned long apm_clk_regs[] __initconst = { > + APM_CMU_APM_CONTROLLER_OPTION, > + CLKOUT_CON_BLK_APM_CMU_APM_CLKOUT0, > + CLK_CON_MUX_MUX_CLKCMU_APM_FUNC, > + CLK_CON_MUX_MUX_CLKCMU_APM_FUNCSRC, > + CLK_CON_DIV_DIV_CLK_APM_BOOST, > + CLK_CON_DIV_DIV_CLK_APM_USI0_UART, > + CLK_CON_DIV_DIV_CLK_APM_USI0_USI, > + CLK_CON_DIV_DIV_CLK_APM_USI1_UART, > + CLK_CON_GAT_CLK_BLK_APM_UID_APM_CMU_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_CLK_BUS0_BOOST_OPTION1, > + CLK_CON_GAT_CLK_CMU_BOOST_OPTION1, > + CLK_CON_GAT_CLK_CORE_BOOST_OPTION1, > + CLK_CON_GAT_GATE_CLKCMU_APM_FUNC, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_RTC_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_TRTC_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_IPCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_IPCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_IPCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_D_TZPC_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_GPC_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_GREBEINTEGRATION_IPCLKPORT_HCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_G_SWD_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_AOCAPM_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_APM_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_D_APM_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_DBGCORE_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_SCAN2DRAM_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AOC_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AP_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_GSA_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_SWD_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_TPU_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_AOC_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_DBGCORE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_PMU_INTR_GEN_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_BUS_IPCLKPORT_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_UART_IPCLKPORT_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_USI_IPCLKPORT_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI1_UART_IPCLKPORT_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_SUB_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SS_DBGCORE_IPCLKPORT_SS_DBGCORE_IPCLKPORT_HCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SYSMMU_D_APM_IPCLKPORT_CLK_S2, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SYSREG_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_WDT_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_XIU_DP_APM_IPCLKPORT_ACLK, > +}; > + > +PNAME(mout_apm_func_p) = { "oscclk_apmgsa", "mout_apm_funcsrc", "pad_clk_apm" }; > +PNAME(mout_apm_funcsrc_p) = { "pll_alv_div2_apm", "pll_alv_div4_apm", "pll_alv_div16_apm" }; > + > +static const struct samsung_fixed_rate_clock apm_fixed_clks[] __initconst = { > + FRATE(CLK_APM_PLL_DIV2_APM, "clk_apm_pll_div2_apm", NULL, 0, 393216000), > + FRATE(CLK_APM_PLL_DIV4_APM, "clk_apm_pll_div4_apm", NULL, 0, 196608000), > + FRATE(CLK_APM_PLL_DIV16_APM, "clk_apm_pll_div16_apm", NULL, 0, 49152000), > +}; > + > +static const struct samsung_mux_clock apm_mux_clks[] __initconst = { > + MUX(CLK_MOUT_APM_FUNC, "mout_apm_func", mout_apm_func_p, > + CLK_CON_MUX_MUX_CLKCMU_APM_FUNC, 4, 1), > + MUX(CLK_MOUT_APM_FUNCSRC, "mout_apm_funcsrc", mout_apm_funcsrc_p, > + CLK_CON_MUX_MUX_CLKCMU_APM_FUNCSRC, 3, 1), > +}; > + > +static const struct samsung_div_clock apm_div_clks[] __initconst = { > + DIV(CLK_DOUT_APM_BOOST, "dout_apm_boost", "gout_apm_func", > + CLK_CON_DIV_DIV_CLK_APM_BOOST, 0, 1), > + DIV(CLK_DOUT_APM_USI0_UART, "dout_apm_usi0_uart", "gout_apm_func", > + CLK_CON_DIV_DIV_CLK_APM_USI0_UART, 0, 7), > + DIV(CLK_DOUT_APM_USI0_USI, "dout_apm_usi0_usi", "gout_apm_func", > + CLK_CON_DIV_DIV_CLK_APM_USI0_USI, 0, 7), > + DIV(CLK_DOUT_APM_USI1_UART, "dout_apm_usi1_uart", "gout_apm_func", > + CLK_CON_DIV_DIV_CLK_APM_USI1_UART, 0, 7), > +}; > + > +static const struct samsung_gate_clock apm_gate_clks[] __initconst = { > + GATE(CLK_GOUT_APM_FUNC, "gout_apm_func", "mout_apm_func", > + CLK_CON_GAT_GATE_CLKCMU_APM_FUNC, 21, 0, 0), > + > + GATE(CLK_GOUT_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK, > + "gout_apm_gpio_alive_ipclkport_pclk", "gout_apm_func", > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK, > + 21, 0, 0), > + > + GATE(CLK_GOUT_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK, > + "gout_apm_gpio_far_alive_ipclkport_pclk", "gout_apm_func", > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK, > + 21, 0, 0), > + > + GATE(CLK_GOUT_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK, > + "gout_apm_pmu_alive_ipclkport_pclk", "gout_apm_func", > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK, > + 21, CLK_IS_CRITICAL, 0), > + > + GATE(CLK_GOUT_APM_UID_SYSREG_APM_IPCLKPORT_PCLK, > + "gout_apm_sysreg_apm_ipclkport_pclk", "gout_apm_func", > + CLK_CON_GAT_GOUT_BLK_APM_UID_SYSREG_APM_IPCLKPORT_PCLK, > + 21, 0, 0), > +}; > + > +static const struct samsung_cmu_info apm_cmu_info __initconst = { > + .mux_clks = apm_mux_clks, > + .nr_mux_clks = ARRAY_SIZE(apm_mux_clks), > + .div_clks = apm_div_clks, > + .nr_div_clks = ARRAY_SIZE(apm_div_clks), > + .gate_clks = apm_gate_clks, > + .nr_gate_clks = ARRAY_SIZE(apm_gate_clks), > + .fixed_clks = apm_fixed_clks, > + .nr_fixed_clks = ARRAY_SIZE(apm_fixed_clks), > + .nr_clk_ids = APM_NR_CLK, > + .clk_regs = apm_clk_regs, > + .nr_clk_regs = ARRAY_SIZE(apm_clk_regs), > +}; > + > +/* ---- platform_driver ----------------------------------------------------- */ > + > +static int __init gs101_cmu_probe(struct platform_device *pdev) > +{ > + const struct samsung_cmu_info *info; > + struct device *dev = &pdev->dev; > + > + info = of_device_get_match_data(dev); > + exynos_arm64_register_cmu(dev, dev->of_node, info); > + > + return 0; > +} > + > +static const struct of_device_id gs101_cmu_of_match[] = { > + { > + .compatible = "google,gs101-cmu-apm", > + .data = &apm_cmu_info, > + }, { > + }, > +}; > + > +static struct platform_driver gs101_cmu_driver __refdata = { > + .driver = { > + .name = "gs101-cmu", > + .of_match_table = gs101_cmu_of_match, > + .suppress_bind_attrs = true, > + }, > + .probe = gs101_cmu_probe, > +}; > + > +static int __init gs101_cmu_init(void) > +{ > + return platform_driver_register(&gs101_cmu_driver); > +} > +core_initcall(gs101_cmu_init); > -- > 2.42.0.655.g421f12c284-goog >
On Wed, Oct 11, 2023 at 1:51 PM Peter Griffin <peter.griffin@linaro.org> wrote: > > This patch adds all the registers for the APM clock controller unit. > > We register all the muxes and dividers, but only a few of the > gates currently for PMU and GPIO. > > One clock is marked CLK_IS_CRITICAL because the system > hangs if this clock is disabled. > > Signed-off-by: Peter Griffin <peter.griffin@linaro.org> > --- Please merge all 3 clk patches together. Frankly in this case I'm not sure there is a lot of value in keeping those separate. > drivers/clk/samsung/clk-gs101.c | 301 ++++++++++++++++++++++++++++++++ > 1 file changed, 301 insertions(+) > > diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs101.c > index e2c62754b1eb..525f95e60665 100644 > --- a/drivers/clk/samsung/clk-gs101.c > +++ b/drivers/clk/samsung/clk-gs101.c > @@ -19,6 +19,7 @@ > > /* NOTE: Must be equal to the last clock ID increased by one */ > #define TOP_NR_CLK (CLK_GOUT_CMU_BOOST + 1) > +#define APM_NR_CLK (CLK_APM_PLL_DIV16_APM + 1) Tabs for the indentation. > > /* ---- CMU_TOP ------------------------------------------------------------- */ > > @@ -1549,3 +1550,303 @@ static void __init gs101_cmu_top_init(struct device_node *np) > /* Register CMU_TOP early, as it's a dependency for other early domains */ > CLK_OF_DECLARE(gs101_cmu_top, "google,gs101-cmu-top", > gs101_cmu_top_init); > + > +/* ---- CMU_APM ------------------------------------------------------------- */ > +/* Register Offset definitions for CMU_APM (0x17400000) */ > +#define APM_CMU_APM_CONTROLLER_OPTION 0x0800 > +#define CLKOUT_CON_BLK_APM_CMU_APM_CLKOUT0 0x0810 > +#define CLK_CON_MUX_MUX_CLKCMU_APM_FUNC 0x1000 > +#define CLK_CON_MUX_MUX_CLKCMU_APM_FUNCSRC 0x1004 > +#define CLK_CON_DIV_DIV_CLK_APM_BOOST 0x1800 > +#define CLK_CON_DIV_DIV_CLK_APM_USI0_UART 0x1804 > +#define CLK_CON_DIV_DIV_CLK_APM_USI0_USI 0x1808 > +#define CLK_CON_DIV_DIV_CLK_APM_USI1_UART 0x180c > +#define CLK_CON_GAT_CLK_BLK_APM_UID_APM_CMU_APM_IPCLKPORT_PCLK 0x2000 > +#define CLK_CON_GAT_CLK_BUS0_BOOST_OPTION1 0x2004 > +#define CLK_CON_GAT_CLK_CMU_BOOST_OPTION1 0x2008 > +#define CLK_CON_GAT_CLK_CORE_BOOST_OPTION1 0x200c > +#define CLK_CON_GAT_GATE_CLKCMU_APM_FUNC 0x2010 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK 0x2014 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK 0x2018 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK 0x201c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_RTC_IPCLKPORT_PCLK 0x2020 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_TRTC_IPCLKPORT_PCLK 0x2024 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_IPCLK 0x2028 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_PCLK 0x202c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_IPCLK 0x2030 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_PCLK 0x2034 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_IPCLK 0x2038 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_PCLK 0x203c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_D_TZPC_APM_IPCLKPORT_PCLK 0x2040 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_GPC_APM_IPCLKPORT_PCLK 0x2044 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_GREBEINTEGRATION_IPCLKPORT_HCLK 0x2048 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_ACLK 0x204c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_PCLK 0x2050 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_G_SWD_IPCLKPORT_I_CLK 0x2054 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_AOCAPM_IPCLKPORT_I_CLK 0x2058 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_APM_IPCLKPORT_I_CLK 0x205c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_D_APM_IPCLKPORT_I_CLK 0x2060 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_DBGCORE_IPCLKPORT_I_CLK 0x2064 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_SCAN2DRAM_IPCLKPORT_I_CLK 0x2068 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AOC_IPCLKPORT_PCLK 0x206c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AP_IPCLKPORT_PCLK 0x2070 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_GSA_IPCLKPORT_PCLK 0x2074 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_SWD_IPCLKPORT_PCLK 0x207c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_TPU_IPCLKPORT_PCLK 0x2080 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_AOC_IPCLKPORT_PCLK 0x2084 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_DBGCORE_IPCLKPORT_PCLK 0x2088 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_PMU_INTR_GEN_IPCLKPORT_PCLK 0x208c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_ACLK 0x2090 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_PCLK 0x2094 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_BUS_IPCLKPORT_CLK 0x2098 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_UART_IPCLKPORT_CLK 0x209c > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_USI_IPCLKPORT_CLK 0x20a0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI1_UART_IPCLKPORT_CLK 0x20a4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_APM_IPCLKPORT_PCLK 0x20a8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_SUB_APM_IPCLKPORT_PCLK 0x20ac > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_ACLK 0x20b0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_PCLK 0x20b4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_ACLK 0x20b8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_PCLK 0x20bc > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SS_DBGCORE_IPCLKPORT_SS_DBGCORE_IPCLKPORT_HCLK 0x20c0 Oh my, is that one is long :) > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SYSMMU_D_APM_IPCLKPORT_CLK_S2 0x20c4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SYSREG_APM_IPCLKPORT_PCLK 0x20cc > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_ACLK 0x20d0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_PCLK 0x20d4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_ACLK 0x20d8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_PCLK 0x20dc > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_ACLK 0x20e0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_PCLK 0x20e4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_ACLK 0x20e8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_PCLK 0x20ec > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_ACLK 0x20f0 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_PCLK 0x20f4 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_WDT_APM_IPCLKPORT_PCLK 0x20f8 > +#define CLK_CON_GAT_GOUT_BLK_APM_UID_XIU_DP_APM_IPCLKPORT_ACLK 0x20fc > +#define PCH_CON_LHM_AXI_G_SWD_PCH 0x3000 > +#define PCH_CON_LHM_AXI_P_AOCAPM_PCH 0x3004 > +#define PCH_CON_LHM_AXI_P_APM_PCH 0x3008 > +#define PCH_CON_LHS_AXI_D_APM_PCH 0x300c > +#define PCH_CON_LHS_AXI_G_DBGCORE_PCH 0x3010 > +#define PCH_CON_LHS_AXI_G_SCAN2DRAM_PCH 0x3014 > +#define QCH_CON_APBIF_GPIO_ALIVE_QCH 0x3018 > +#define QCH_CON_APBIF_GPIO_FAR_ALIVE_QCH 0x301c > +#define QCH_CON_APBIF_PMU_ALIVE_QCH 0x3020 > +#define QCH_CON_APBIF_RTC_QCH 0x3024 > +#define QCH_CON_APBIF_TRTC_QCH 0x3028 > +#define QCH_CON_APM_CMU_APM_QCH 0x302c > +#define QCH_CON_APM_USI0_UART_QCH 0x3030 > +#define QCH_CON_APM_USI0_USI_QCH 0x3034 > +#define QCH_CON_APM_USI1_UART_QCH 0x3038 > +#define QCH_CON_D_TZPC_APM_QCH 0x303c > +#define QCH_CON_GPC_APM_QCH 0x3040 > +#define QCH_CON_GREBEINTEGRATION_QCH_DBG 0x3044 > +#define QCH_CON_GREBEINTEGRATION_QCH_GREBE 0x3048 > +#define QCH_CON_INTMEM_QCH 0x304c > +#define QCH_CON_LHM_AXI_G_SWD_QCH 0x3050 > +#define QCH_CON_LHM_AXI_P_AOCAPM_QCH 0x3054 > +#define QCH_CON_LHM_AXI_P_APM_QCH 0x3058 > +#define QCH_CON_LHS_AXI_D_APM_QCH 0x305c > +#define QCH_CON_LHS_AXI_G_DBGCORE_QCH 0x3060 > +#define QCH_CON_LHS_AXI_G_SCAN2DRAM_QCH 0x3064 > +#define QCH_CON_MAILBOX_APM_AOC_QCH 0x3068 > +#define QCH_CON_MAILBOX_APM_AP_QCH 0x306c > +#define QCH_CON_MAILBOX_APM_GSA_QCH 0x3070 > +#define QCH_CON_MAILBOX_APM_SWD_QCH 0x3078 > +#define QCH_CON_MAILBOX_APM_TPU_QCH 0x307c > +#define QCH_CON_MAILBOX_AP_AOC_QCH 0x3080 > +#define QCH_CON_MAILBOX_AP_DBGCORE_QCH 0x3084 > +#define QCH_CON_PMU_INTR_GEN_QCH 0x3088 > +#define QCH_CON_ROM_CRC32_HOST_QCH 0x308c > +#define QCH_CON_RSTNSYNC_CLK_APM_BUS_QCH_GREBE 0x3090 > +#define QCH_CON_RSTNSYNC_CLK_APM_BUS_QCH_GREBE_DBG 0x3094 > +#define QCH_CON_SPEEDY_APM_QCH 0x3098 > +#define QCH_CON_SPEEDY_SUB_APM_QCH 0x309c > +#define QCH_CON_SSMT_D_APM_QCH 0x30a0 > +#define QCH_CON_SSMT_G_DBGCORE_QCH 0x30a4 > +#define QCH_CON_SS_DBGCORE_QCH_DBG 0x30a8 > +#define QCH_CON_SS_DBGCORE_QCH_GREBE 0x30ac > +#define QCH_CON_SYSMMU_D_APM_QCH 0x30b0 > +#define QCH_CON_SYSREG_APM_QCH 0x30b8 > +#define QCH_CON_UASC_APM_QCH 0x30bc > +#define QCH_CON_UASC_DBGCORE_QCH 0x30c0 > +#define QCH_CON_UASC_G_SWD_QCH 0x30c4 > +#define QCH_CON_UASC_P_AOCAPM_QCH 0x30c8 > +#define QCH_CON_UASC_P_APM_QCH 0x30cc > +#define QCH_CON_WDT_APM_QCH 0x30d0 > +#define QUEUE_CTRL_REG_BLK_APM_CMU_APM 0x3c00 > + > +static const unsigned long apm_clk_regs[] __initconst = { > + APM_CMU_APM_CONTROLLER_OPTION, > + CLKOUT_CON_BLK_APM_CMU_APM_CLKOUT0, > + CLK_CON_MUX_MUX_CLKCMU_APM_FUNC, > + CLK_CON_MUX_MUX_CLKCMU_APM_FUNCSRC, > + CLK_CON_DIV_DIV_CLK_APM_BOOST, > + CLK_CON_DIV_DIV_CLK_APM_USI0_UART, > + CLK_CON_DIV_DIV_CLK_APM_USI0_USI, > + CLK_CON_DIV_DIV_CLK_APM_USI1_UART, > + CLK_CON_GAT_CLK_BLK_APM_UID_APM_CMU_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_CLK_BUS0_BOOST_OPTION1, > + CLK_CON_GAT_CLK_CMU_BOOST_OPTION1, > + CLK_CON_GAT_CLK_CORE_BOOST_OPTION1, > + CLK_CON_GAT_GATE_CLKCMU_APM_FUNC, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_RTC_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_TRTC_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_IPCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_IPCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_IPCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_D_TZPC_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_GPC_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_GREBEINTEGRATION_IPCLKPORT_HCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_G_SWD_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_AOCAPM_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_APM_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_D_APM_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_DBGCORE_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_SCAN2DRAM_IPCLKPORT_I_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AOC_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AP_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_GSA_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_SWD_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_TPU_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_AOC_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_DBGCORE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_PMU_INTR_GEN_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_BUS_IPCLKPORT_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_UART_IPCLKPORT_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_USI_IPCLKPORT_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI1_UART_IPCLKPORT_CLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_SUB_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SS_DBGCORE_IPCLKPORT_SS_DBGCORE_IPCLKPORT_HCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SYSMMU_D_APM_IPCLKPORT_CLK_S2, > + CLK_CON_GAT_GOUT_BLK_APM_UID_SYSREG_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_ACLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_WDT_APM_IPCLKPORT_PCLK, > + CLK_CON_GAT_GOUT_BLK_APM_UID_XIU_DP_APM_IPCLKPORT_ACLK, > +}; > + > +PNAME(mout_apm_func_p) = { "oscclk_apmgsa", "mout_apm_funcsrc", "pad_clk_apm" }; > +PNAME(mout_apm_funcsrc_p) = { "pll_alv_div2_apm", "pll_alv_div4_apm", "pll_alv_div16_apm" }; > + > +static const struct samsung_fixed_rate_clock apm_fixed_clks[] __initconst = { > + FRATE(CLK_APM_PLL_DIV2_APM, "clk_apm_pll_div2_apm", NULL, 0, 393216000), > + FRATE(CLK_APM_PLL_DIV4_APM, "clk_apm_pll_div4_apm", NULL, 0, 196608000), > + FRATE(CLK_APM_PLL_DIV16_APM, "clk_apm_pll_div16_apm", NULL, 0, 49152000), > +}; > + > +static const struct samsung_mux_clock apm_mux_clks[] __initconst = { > + MUX(CLK_MOUT_APM_FUNC, "mout_apm_func", mout_apm_func_p, > + CLK_CON_MUX_MUX_CLKCMU_APM_FUNC, 4, 1), > + MUX(CLK_MOUT_APM_FUNCSRC, "mout_apm_funcsrc", mout_apm_funcsrc_p, > + CLK_CON_MUX_MUX_CLKCMU_APM_FUNCSRC, 3, 1), > +}; > + > +static const struct samsung_div_clock apm_div_clks[] __initconst = { > + DIV(CLK_DOUT_APM_BOOST, "dout_apm_boost", "gout_apm_func", > + CLK_CON_DIV_DIV_CLK_APM_BOOST, 0, 1), > + DIV(CLK_DOUT_APM_USI0_UART, "dout_apm_usi0_uart", "gout_apm_func", > + CLK_CON_DIV_DIV_CLK_APM_USI0_UART, 0, 7), > + DIV(CLK_DOUT_APM_USI0_USI, "dout_apm_usi0_usi", "gout_apm_func", > + CLK_CON_DIV_DIV_CLK_APM_USI0_USI, 0, 7), > + DIV(CLK_DOUT_APM_USI1_UART, "dout_apm_usi1_uart", "gout_apm_func", > + CLK_CON_DIV_DIV_CLK_APM_USI1_UART, 0, 7), > +}; > + > +static const struct samsung_gate_clock apm_gate_clks[] __initconst = { > + GATE(CLK_GOUT_APM_FUNC, "gout_apm_func", "mout_apm_func", > + CLK_CON_GAT_GATE_CLKCMU_APM_FUNC, 21, 0, 0), > + Empty lines are not necessary in cases like that. > + GATE(CLK_GOUT_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK, > + "gout_apm_gpio_alive_ipclkport_pclk", "gout_apm_func", > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK, > + 21, 0, 0), > + > + GATE(CLK_GOUT_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK, > + "gout_apm_gpio_far_alive_ipclkport_pclk", "gout_apm_func", > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK, > + 21, 0, 0), > + > + GATE(CLK_GOUT_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK, > + "gout_apm_pmu_alive_ipclkport_pclk", "gout_apm_func", > + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK, > + 21, CLK_IS_CRITICAL, 0), > + > + GATE(CLK_GOUT_APM_UID_SYSREG_APM_IPCLKPORT_PCLK, > + "gout_apm_sysreg_apm_ipclkport_pclk", "gout_apm_func", > + CLK_CON_GAT_GOUT_BLK_APM_UID_SYSREG_APM_IPCLKPORT_PCLK, > + 21, 0, 0), > +}; > + > +static const struct samsung_cmu_info apm_cmu_info __initconst = { > + .mux_clks = apm_mux_clks, > + .nr_mux_clks = ARRAY_SIZE(apm_mux_clks), > + .div_clks = apm_div_clks, > + .nr_div_clks = ARRAY_SIZE(apm_div_clks), > + .gate_clks = apm_gate_clks, > + .nr_gate_clks = ARRAY_SIZE(apm_gate_clks), > + .fixed_clks = apm_fixed_clks, > + .nr_fixed_clks = ARRAY_SIZE(apm_fixed_clks), > + .nr_clk_ids = APM_NR_CLK, > + .clk_regs = apm_clk_regs, > + .nr_clk_regs = ARRAY_SIZE(apm_clk_regs), > +}; > + > +/* ---- platform_driver ----------------------------------------------------- */ > + > +static int __init gs101_cmu_probe(struct platform_device *pdev) > +{ > + const struct samsung_cmu_info *info; > + struct device *dev = &pdev->dev; > + > + info = of_device_get_match_data(dev); > + exynos_arm64_register_cmu(dev, dev->of_node, info); > + > + return 0; > +} > + > +static const struct of_device_id gs101_cmu_of_match[] = { > + { > + .compatible = "google,gs101-cmu-apm", > + .data = &apm_cmu_info, > + }, { > + }, > +}; > + > +static struct platform_driver gs101_cmu_driver __refdata = { > + .driver = { > + .name = "gs101-cmu", > + .of_match_table = gs101_cmu_of_match, > + .suppress_bind_attrs = true, > + }, > + .probe = gs101_cmu_probe, > +}; > + > +static int __init gs101_cmu_init(void) > +{ > + return platform_driver_register(&gs101_cmu_driver); > +} > +core_initcall(gs101_cmu_init); > -- > 2.42.0.655.g421f12c284-goog >
Hi, On 23. 10. 12. 03:48, Peter Griffin wrote: > This patch adds all the registers for the APM clock controller unit. > > We register all the muxes and dividers, but only a few of the > gates currently for PMU and GPIO. > > One clock is marked CLK_IS_CRITICAL because the system > hangs if this clock is disabled. > > Signed-off-by: Peter Griffin <peter.griffin@linaro.org> > --- > drivers/clk/samsung/clk-gs101.c | 301 ++++++++++++++++++++++++++++++++ > 1 file changed, 301 insertions(+) > > diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs101.c > index e2c62754b1eb..525f95e60665 100644 > --- a/drivers/clk/samsung/clk-gs101.c > +++ b/drivers/clk/samsung/clk-gs101.c > @@ -19,6 +19,7 @@ > Looks good to me. Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs101.c index e2c62754b1eb..525f95e60665 100644 --- a/drivers/clk/samsung/clk-gs101.c +++ b/drivers/clk/samsung/clk-gs101.c @@ -19,6 +19,7 @@ /* NOTE: Must be equal to the last clock ID increased by one */ #define TOP_NR_CLK (CLK_GOUT_CMU_BOOST + 1) +#define APM_NR_CLK (CLK_APM_PLL_DIV16_APM + 1) /* ---- CMU_TOP ------------------------------------------------------------- */ @@ -1549,3 +1550,303 @@ static void __init gs101_cmu_top_init(struct device_node *np) /* Register CMU_TOP early, as it's a dependency for other early domains */ CLK_OF_DECLARE(gs101_cmu_top, "google,gs101-cmu-top", gs101_cmu_top_init); + +/* ---- CMU_APM ------------------------------------------------------------- */ +/* Register Offset definitions for CMU_APM (0x17400000) */ +#define APM_CMU_APM_CONTROLLER_OPTION 0x0800 +#define CLKOUT_CON_BLK_APM_CMU_APM_CLKOUT0 0x0810 +#define CLK_CON_MUX_MUX_CLKCMU_APM_FUNC 0x1000 +#define CLK_CON_MUX_MUX_CLKCMU_APM_FUNCSRC 0x1004 +#define CLK_CON_DIV_DIV_CLK_APM_BOOST 0x1800 +#define CLK_CON_DIV_DIV_CLK_APM_USI0_UART 0x1804 +#define CLK_CON_DIV_DIV_CLK_APM_USI0_USI 0x1808 +#define CLK_CON_DIV_DIV_CLK_APM_USI1_UART 0x180c +#define CLK_CON_GAT_CLK_BLK_APM_UID_APM_CMU_APM_IPCLKPORT_PCLK 0x2000 +#define CLK_CON_GAT_CLK_BUS0_BOOST_OPTION1 0x2004 +#define CLK_CON_GAT_CLK_CMU_BOOST_OPTION1 0x2008 +#define CLK_CON_GAT_CLK_CORE_BOOST_OPTION1 0x200c +#define CLK_CON_GAT_GATE_CLKCMU_APM_FUNC 0x2010 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK 0x2014 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK 0x2018 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK 0x201c +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_RTC_IPCLKPORT_PCLK 0x2020 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_TRTC_IPCLKPORT_PCLK 0x2024 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_IPCLK 0x2028 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_PCLK 0x202c +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_IPCLK 0x2030 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_PCLK 0x2034 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_IPCLK 0x2038 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_PCLK 0x203c +#define CLK_CON_GAT_GOUT_BLK_APM_UID_D_TZPC_APM_IPCLKPORT_PCLK 0x2040 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_GPC_APM_IPCLKPORT_PCLK 0x2044 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_GREBEINTEGRATION_IPCLKPORT_HCLK 0x2048 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_ACLK 0x204c +#define CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_PCLK 0x2050 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_G_SWD_IPCLKPORT_I_CLK 0x2054 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_AOCAPM_IPCLKPORT_I_CLK 0x2058 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_APM_IPCLKPORT_I_CLK 0x205c +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_D_APM_IPCLKPORT_I_CLK 0x2060 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_DBGCORE_IPCLKPORT_I_CLK 0x2064 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_SCAN2DRAM_IPCLKPORT_I_CLK 0x2068 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AOC_IPCLKPORT_PCLK 0x206c +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AP_IPCLKPORT_PCLK 0x2070 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_GSA_IPCLKPORT_PCLK 0x2074 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_SWD_IPCLKPORT_PCLK 0x207c +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_TPU_IPCLKPORT_PCLK 0x2080 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_AOC_IPCLKPORT_PCLK 0x2084 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_DBGCORE_IPCLKPORT_PCLK 0x2088 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_PMU_INTR_GEN_IPCLKPORT_PCLK 0x208c +#define CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_ACLK 0x2090 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_PCLK 0x2094 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_BUS_IPCLKPORT_CLK 0x2098 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_UART_IPCLKPORT_CLK 0x209c +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_USI_IPCLKPORT_CLK 0x20a0 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI1_UART_IPCLKPORT_CLK 0x20a4 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_APM_IPCLKPORT_PCLK 0x20a8 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_SUB_APM_IPCLKPORT_PCLK 0x20ac +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_ACLK 0x20b0 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_PCLK 0x20b4 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_ACLK 0x20b8 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_PCLK 0x20bc +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SS_DBGCORE_IPCLKPORT_SS_DBGCORE_IPCLKPORT_HCLK 0x20c0 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SYSMMU_D_APM_IPCLKPORT_CLK_S2 0x20c4 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_SYSREG_APM_IPCLKPORT_PCLK 0x20cc +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_ACLK 0x20d0 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_PCLK 0x20d4 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_ACLK 0x20d8 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_PCLK 0x20dc +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_ACLK 0x20e0 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_PCLK 0x20e4 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_ACLK 0x20e8 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_PCLK 0x20ec +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_ACLK 0x20f0 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_PCLK 0x20f4 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_WDT_APM_IPCLKPORT_PCLK 0x20f8 +#define CLK_CON_GAT_GOUT_BLK_APM_UID_XIU_DP_APM_IPCLKPORT_ACLK 0x20fc +#define PCH_CON_LHM_AXI_G_SWD_PCH 0x3000 +#define PCH_CON_LHM_AXI_P_AOCAPM_PCH 0x3004 +#define PCH_CON_LHM_AXI_P_APM_PCH 0x3008 +#define PCH_CON_LHS_AXI_D_APM_PCH 0x300c +#define PCH_CON_LHS_AXI_G_DBGCORE_PCH 0x3010 +#define PCH_CON_LHS_AXI_G_SCAN2DRAM_PCH 0x3014 +#define QCH_CON_APBIF_GPIO_ALIVE_QCH 0x3018 +#define QCH_CON_APBIF_GPIO_FAR_ALIVE_QCH 0x301c +#define QCH_CON_APBIF_PMU_ALIVE_QCH 0x3020 +#define QCH_CON_APBIF_RTC_QCH 0x3024 +#define QCH_CON_APBIF_TRTC_QCH 0x3028 +#define QCH_CON_APM_CMU_APM_QCH 0x302c +#define QCH_CON_APM_USI0_UART_QCH 0x3030 +#define QCH_CON_APM_USI0_USI_QCH 0x3034 +#define QCH_CON_APM_USI1_UART_QCH 0x3038 +#define QCH_CON_D_TZPC_APM_QCH 0x303c +#define QCH_CON_GPC_APM_QCH 0x3040 +#define QCH_CON_GREBEINTEGRATION_QCH_DBG 0x3044 +#define QCH_CON_GREBEINTEGRATION_QCH_GREBE 0x3048 +#define QCH_CON_INTMEM_QCH 0x304c +#define QCH_CON_LHM_AXI_G_SWD_QCH 0x3050 +#define QCH_CON_LHM_AXI_P_AOCAPM_QCH 0x3054 +#define QCH_CON_LHM_AXI_P_APM_QCH 0x3058 +#define QCH_CON_LHS_AXI_D_APM_QCH 0x305c +#define QCH_CON_LHS_AXI_G_DBGCORE_QCH 0x3060 +#define QCH_CON_LHS_AXI_G_SCAN2DRAM_QCH 0x3064 +#define QCH_CON_MAILBOX_APM_AOC_QCH 0x3068 +#define QCH_CON_MAILBOX_APM_AP_QCH 0x306c +#define QCH_CON_MAILBOX_APM_GSA_QCH 0x3070 +#define QCH_CON_MAILBOX_APM_SWD_QCH 0x3078 +#define QCH_CON_MAILBOX_APM_TPU_QCH 0x307c +#define QCH_CON_MAILBOX_AP_AOC_QCH 0x3080 +#define QCH_CON_MAILBOX_AP_DBGCORE_QCH 0x3084 +#define QCH_CON_PMU_INTR_GEN_QCH 0x3088 +#define QCH_CON_ROM_CRC32_HOST_QCH 0x308c +#define QCH_CON_RSTNSYNC_CLK_APM_BUS_QCH_GREBE 0x3090 +#define QCH_CON_RSTNSYNC_CLK_APM_BUS_QCH_GREBE_DBG 0x3094 +#define QCH_CON_SPEEDY_APM_QCH 0x3098 +#define QCH_CON_SPEEDY_SUB_APM_QCH 0x309c +#define QCH_CON_SSMT_D_APM_QCH 0x30a0 +#define QCH_CON_SSMT_G_DBGCORE_QCH 0x30a4 +#define QCH_CON_SS_DBGCORE_QCH_DBG 0x30a8 +#define QCH_CON_SS_DBGCORE_QCH_GREBE 0x30ac +#define QCH_CON_SYSMMU_D_APM_QCH 0x30b0 +#define QCH_CON_SYSREG_APM_QCH 0x30b8 +#define QCH_CON_UASC_APM_QCH 0x30bc +#define QCH_CON_UASC_DBGCORE_QCH 0x30c0 +#define QCH_CON_UASC_G_SWD_QCH 0x30c4 +#define QCH_CON_UASC_P_AOCAPM_QCH 0x30c8 +#define QCH_CON_UASC_P_APM_QCH 0x30cc +#define QCH_CON_WDT_APM_QCH 0x30d0 +#define QUEUE_CTRL_REG_BLK_APM_CMU_APM 0x3c00 + +static const unsigned long apm_clk_regs[] __initconst = { + APM_CMU_APM_CONTROLLER_OPTION, + CLKOUT_CON_BLK_APM_CMU_APM_CLKOUT0, + CLK_CON_MUX_MUX_CLKCMU_APM_FUNC, + CLK_CON_MUX_MUX_CLKCMU_APM_FUNCSRC, + CLK_CON_DIV_DIV_CLK_APM_BOOST, + CLK_CON_DIV_DIV_CLK_APM_USI0_UART, + CLK_CON_DIV_DIV_CLK_APM_USI0_USI, + CLK_CON_DIV_DIV_CLK_APM_USI1_UART, + CLK_CON_GAT_CLK_BLK_APM_UID_APM_CMU_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_CLK_BUS0_BOOST_OPTION1, + CLK_CON_GAT_CLK_CMU_BOOST_OPTION1, + CLK_CON_GAT_CLK_CORE_BOOST_OPTION1, + CLK_CON_GAT_GATE_CLKCMU_APM_FUNC, + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_RTC_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_TRTC_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_IPCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_UART_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_IPCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI0_USI_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_IPCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_APM_USI1_UART_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_D_TZPC_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_GPC_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_GREBEINTEGRATION_IPCLKPORT_HCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_ACLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_INTMEM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_G_SWD_IPCLKPORT_I_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_AOCAPM_IPCLKPORT_I_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_LHM_AXI_P_APM_IPCLKPORT_I_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_D_APM_IPCLKPORT_I_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_DBGCORE_IPCLKPORT_I_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_LHS_AXI_G_SCAN2DRAM_IPCLKPORT_I_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AOC_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_AP_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_GSA_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_SWD_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_APM_TPU_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_AOC_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_MAILBOX_AP_DBGCORE_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_PMU_INTR_GEN_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_ACLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_ROM_CRC32_HOST_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_BUS_IPCLKPORT_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_UART_IPCLKPORT_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI0_USI_IPCLKPORT_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_RSTNSYNC_CLK_APM_USI1_UART_IPCLKPORT_CLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_SPEEDY_SUB_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_ACLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_D_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_ACLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_SSMT_G_DBGCORE_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_SS_DBGCORE_IPCLKPORT_SS_DBGCORE_IPCLKPORT_HCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_SYSMMU_D_APM_IPCLKPORT_CLK_S2, + CLK_CON_GAT_GOUT_BLK_APM_UID_SYSREG_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_ACLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_ACLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_DBGCORE_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_ACLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_G_SWD_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_ACLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_AOCAPM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_ACLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_UASC_P_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_WDT_APM_IPCLKPORT_PCLK, + CLK_CON_GAT_GOUT_BLK_APM_UID_XIU_DP_APM_IPCLKPORT_ACLK, +}; + +PNAME(mout_apm_func_p) = { "oscclk_apmgsa", "mout_apm_funcsrc", "pad_clk_apm" }; +PNAME(mout_apm_funcsrc_p) = { "pll_alv_div2_apm", "pll_alv_div4_apm", "pll_alv_div16_apm" }; + +static const struct samsung_fixed_rate_clock apm_fixed_clks[] __initconst = { + FRATE(CLK_APM_PLL_DIV2_APM, "clk_apm_pll_div2_apm", NULL, 0, 393216000), + FRATE(CLK_APM_PLL_DIV4_APM, "clk_apm_pll_div4_apm", NULL, 0, 196608000), + FRATE(CLK_APM_PLL_DIV16_APM, "clk_apm_pll_div16_apm", NULL, 0, 49152000), +}; + +static const struct samsung_mux_clock apm_mux_clks[] __initconst = { + MUX(CLK_MOUT_APM_FUNC, "mout_apm_func", mout_apm_func_p, + CLK_CON_MUX_MUX_CLKCMU_APM_FUNC, 4, 1), + MUX(CLK_MOUT_APM_FUNCSRC, "mout_apm_funcsrc", mout_apm_funcsrc_p, + CLK_CON_MUX_MUX_CLKCMU_APM_FUNCSRC, 3, 1), +}; + +static const struct samsung_div_clock apm_div_clks[] __initconst = { + DIV(CLK_DOUT_APM_BOOST, "dout_apm_boost", "gout_apm_func", + CLK_CON_DIV_DIV_CLK_APM_BOOST, 0, 1), + DIV(CLK_DOUT_APM_USI0_UART, "dout_apm_usi0_uart", "gout_apm_func", + CLK_CON_DIV_DIV_CLK_APM_USI0_UART, 0, 7), + DIV(CLK_DOUT_APM_USI0_USI, "dout_apm_usi0_usi", "gout_apm_func", + CLK_CON_DIV_DIV_CLK_APM_USI0_USI, 0, 7), + DIV(CLK_DOUT_APM_USI1_UART, "dout_apm_usi1_uart", "gout_apm_func", + CLK_CON_DIV_DIV_CLK_APM_USI1_UART, 0, 7), +}; + +static const struct samsung_gate_clock apm_gate_clks[] __initconst = { + GATE(CLK_GOUT_APM_FUNC, "gout_apm_func", "mout_apm_func", + CLK_CON_GAT_GATE_CLKCMU_APM_FUNC, 21, 0, 0), + + GATE(CLK_GOUT_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK, + "gout_apm_gpio_alive_ipclkport_pclk", "gout_apm_func", + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_ALIVE_IPCLKPORT_PCLK, + 21, 0, 0), + + GATE(CLK_GOUT_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK, + "gout_apm_gpio_far_alive_ipclkport_pclk", "gout_apm_func", + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_GPIO_FAR_ALIVE_IPCLKPORT_PCLK, + 21, 0, 0), + + GATE(CLK_GOUT_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK, + "gout_apm_pmu_alive_ipclkport_pclk", "gout_apm_func", + CLK_CON_GAT_GOUT_BLK_APM_UID_APBIF_PMU_ALIVE_IPCLKPORT_PCLK, + 21, CLK_IS_CRITICAL, 0), + + GATE(CLK_GOUT_APM_UID_SYSREG_APM_IPCLKPORT_PCLK, + "gout_apm_sysreg_apm_ipclkport_pclk", "gout_apm_func", + CLK_CON_GAT_GOUT_BLK_APM_UID_SYSREG_APM_IPCLKPORT_PCLK, + 21, 0, 0), +}; + +static const struct samsung_cmu_info apm_cmu_info __initconst = { + .mux_clks = apm_mux_clks, + .nr_mux_clks = ARRAY_SIZE(apm_mux_clks), + .div_clks = apm_div_clks, + .nr_div_clks = ARRAY_SIZE(apm_div_clks), + .gate_clks = apm_gate_clks, + .nr_gate_clks = ARRAY_SIZE(apm_gate_clks), + .fixed_clks = apm_fixed_clks, + .nr_fixed_clks = ARRAY_SIZE(apm_fixed_clks), + .nr_clk_ids = APM_NR_CLK, + .clk_regs = apm_clk_regs, + .nr_clk_regs = ARRAY_SIZE(apm_clk_regs), +}; + +/* ---- platform_driver ----------------------------------------------------- */ + +static int __init gs101_cmu_probe(struct platform_device *pdev) +{ + const struct samsung_cmu_info *info; + struct device *dev = &pdev->dev; + + info = of_device_get_match_data(dev); + exynos_arm64_register_cmu(dev, dev->of_node, info); + + return 0; +} + +static const struct of_device_id gs101_cmu_of_match[] = { + { + .compatible = "google,gs101-cmu-apm", + .data = &apm_cmu_info, + }, { + }, +}; + +static struct platform_driver gs101_cmu_driver __refdata = { + .driver = { + .name = "gs101-cmu", + .of_match_table = gs101_cmu_of_match, + .suppress_bind_attrs = true, + }, + .probe = gs101_cmu_probe, +}; + +static int __init gs101_cmu_init(void) +{ + return platform_driver_register(&gs101_cmu_driver); +} +core_initcall(gs101_cmu_init);
This patch adds all the registers for the APM clock controller unit. We register all the muxes and dividers, but only a few of the gates currently for PMU and GPIO. One clock is marked CLK_IS_CRITICAL because the system hangs if this clock is disabled. Signed-off-by: Peter Griffin <peter.griffin@linaro.org> --- drivers/clk/samsung/clk-gs101.c | 301 ++++++++++++++++++++++++++++++++ 1 file changed, 301 insertions(+)