diff options
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/samsung/clk-exynos850.c | 440 |
1 files changed, 439 insertions, 1 deletions
diff --git a/drivers/clk/samsung/clk-exynos850.c b/drivers/clk/samsung/clk-exynos850.c index 82cfa22c0788..6215471c4ac6 100644 --- a/drivers/clk/samsung/clk-exynos850.c +++ b/drivers/clk/samsung/clk-exynos850.c @@ -14,13 +14,16 @@ #include <dt-bindings/clock/exynos850.h> #include "clk.h" +#include "clk-cpu.h" #include "clk-exynos-arm64.h" /* NOTE: Must be equal to the last clock ID increased by one */ -#define CLKS_NR_TOP (CLK_DOUT_G3D_SWITCH + 1) +#define CLKS_NR_TOP (CLK_DOUT_CPUCL1_SWITCH + 1) #define CLKS_NR_APM (CLK_GOUT_SYSREG_APM_PCLK + 1) #define CLKS_NR_AUD (CLK_GOUT_AUD_CMU_AUD_PCLK + 1) #define CLKS_NR_CMGP (CLK_GOUT_SYSREG_CMGP_PCLK + 1) +#define CLKS_NR_CPUCL0 (CLK_CLUSTER0_SCLK + 1) +#define CLKS_NR_CPUCL1 (CLK_CLUSTER1_SCLK + 1) #define CLKS_NR_G3D (CLK_GOUT_G3D_SYSREG_PCLK + 1) #define CLKS_NR_HSI (CLK_GOUT_HSI_CMU_HSI_PCLK + 1) #define CLKS_NR_IS (CLK_GOUT_IS_SYSREG_PCLK + 1) @@ -47,6 +50,10 @@ #define CLK_CON_MUX_MUX_CLKCMU_CORE_CCI 0x1018 #define CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD 0x101c #define CLK_CON_MUX_MUX_CLKCMU_CORE_SSS 0x1020 +#define CLK_CON_MUX_MUX_CLKCMU_CPUCL0_DBG 0x1024 +#define CLK_CON_MUX_MUX_CLKCMU_CPUCL0_SWITCH 0x1028 +#define CLK_CON_MUX_MUX_CLKCMU_CPUCL1_DBG 0x102c +#define CLK_CON_MUX_MUX_CLKCMU_CPUCL1_SWITCH 0x1030 #define CLK_CON_MUX_MUX_CLKCMU_DPU 0x1034 #define CLK_CON_MUX_MUX_CLKCMU_G3D_SWITCH 0x1038 #define CLK_CON_MUX_MUX_CLKCMU_HSI_BUS 0x103c @@ -69,6 +76,10 @@ #define CLK_CON_DIV_CLKCMU_CORE_CCI 0x1824 #define CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD 0x1828 #define CLK_CON_DIV_CLKCMU_CORE_SSS 0x182c +#define CLK_CON_DIV_CLKCMU_CPUCL0_DBG 0x1830 +#define CLK_CON_DIV_CLKCMU_CPUCL0_SWITCH 0x1834 +#define CLK_CON_DIV_CLKCMU_CPUCL1_DBG 0x1838 +#define CLK_CON_DIV_CLKCMU_CPUCL1_SWITCH 0x183c #define CLK_CON_DIV_CLKCMU_DPU 0x1840 #define CLK_CON_DIV_CLKCMU_G3D_SWITCH 0x1844 #define CLK_CON_DIV_CLKCMU_HSI_BUS 0x1848 @@ -97,6 +108,10 @@ #define CLK_CON_GAT_GATE_CLKCMU_CORE_CCI 0x2020 #define CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD 0x2024 #define CLK_CON_GAT_GATE_CLKCMU_CORE_SSS 0x2028 +#define CLK_CON_GAT_GATE_CLKCMU_CPUCL0_DBG 0x202c +#define CLK_CON_GAT_GATE_CLKCMU_CPUCL0_SWITCH 0x2030 +#define CLK_CON_GAT_GATE_CLKCMU_CPUCL1_DBG 0x2034 +#define CLK_CON_GAT_GATE_CLKCMU_CPUCL1_SWITCH 0x2038 #define CLK_CON_GAT_GATE_CLKCMU_DPU 0x203c #define CLK_CON_GAT_GATE_CLKCMU_G3D_SWITCH 0x2040 #define CLK_CON_GAT_GATE_CLKCMU_HSI_BUS 0x2044 @@ -130,6 +145,10 @@ static const unsigned long top_clk_regs[] __initconst = { CLK_CON_MUX_MUX_CLKCMU_CORE_CCI, CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD, CLK_CON_MUX_MUX_CLKCMU_CORE_SSS, + CLK_CON_MUX_MUX_CLKCMU_CPUCL0_DBG, + CLK_CON_MUX_MUX_CLKCMU_CPUCL0_SWITCH, + CLK_CON_MUX_MUX_CLKCMU_CPUCL1_DBG, + CLK_CON_MUX_MUX_CLKCMU_CPUCL1_SWITCH, CLK_CON_MUX_MUX_CLKCMU_DPU, CLK_CON_MUX_MUX_CLKCMU_G3D_SWITCH, CLK_CON_MUX_MUX_CLKCMU_HSI_BUS, @@ -152,6 +171,10 @@ static const unsigned long top_clk_regs[] __initconst = { CLK_CON_DIV_CLKCMU_CORE_CCI, CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD, CLK_CON_DIV_CLKCMU_CORE_SSS, + CLK_CON_DIV_CLKCMU_CPUCL0_DBG, + CLK_CON_DIV_CLKCMU_CPUCL0_SWITCH, + CLK_CON_DIV_CLKCMU_CPUCL1_DBG, + CLK_CON_DIV_CLKCMU_CPUCL1_SWITCH, CLK_CON_DIV_CLKCMU_DPU, CLK_CON_DIV_CLKCMU_G3D_SWITCH, CLK_CON_DIV_CLKCMU_HSI_BUS, @@ -180,6 +203,10 @@ static const unsigned long top_clk_regs[] __initconst = { CLK_CON_GAT_GATE_CLKCMU_CORE_CCI, CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD, CLK_CON_GAT_GATE_CLKCMU_CORE_SSS, + CLK_CON_GAT_GATE_CLKCMU_CPUCL0_DBG, + CLK_CON_GAT_GATE_CLKCMU_CPUCL0_SWITCH, + CLK_CON_GAT_GATE_CLKCMU_CPUCL1_DBG, + CLK_CON_GAT_GATE_CLKCMU_CPUCL1_SWITCH, CLK_CON_GAT_GATE_CLKCMU_DPU, CLK_CON_GAT_GATE_CLKCMU_G3D_SWITCH, CLK_CON_GAT_GATE_CLKCMU_HSI_BUS, @@ -234,6 +261,14 @@ PNAME(mout_core_mmc_embd_p) = { "oscclk", "dout_shared0_div2", "oscclk", "oscclk" }; PNAME(mout_core_sss_p) = { "dout_shared0_div3", "dout_shared1_div3", "dout_shared0_div4", "dout_shared1_div4" }; +/* List of parent clocks for Muxes in CMU_TOP: for CMU_CPUCL0 */ +PNAME(mout_cpucl0_switch_p) = { "fout_shared0_pll", "fout_shared1_pll", + "dout_shared0_div2", "dout_shared1_div2" }; +PNAME(mout_cpucl0_dbg_p) = { "dout_shared0_div4", "dout_shared1_div4" }; +/* List of parent clocks for Muxes in CMU_TOP: for CMU_CPUCL1 */ +PNAME(mout_cpucl1_switch_p) = { "fout_shared0_pll", "fout_shared1_pll", + "dout_shared0_div2", "dout_shared1_div2" }; +PNAME(mout_cpucl1_dbg_p) = { "dout_shared0_div4", "dout_shared1_div4" }; /* List of parent clocks for Muxes in CMU_TOP: for CMU_G3D */ PNAME(mout_g3d_switch_p) = { "dout_shared0_div2", "dout_shared1_div2", "dout_shared0_div3", "dout_shared1_div3" }; @@ -300,6 +335,18 @@ static const struct samsung_mux_clock top_mux_clks[] __initconst = { MUX(CLK_MOUT_CORE_SSS, "mout_core_sss", mout_core_sss_p, CLK_CON_MUX_MUX_CLKCMU_CORE_SSS, 0, 2), + /* CPUCL0 */ + MUX(CLK_MOUT_CPUCL0_DBG, "mout_cpucl0_dbg", mout_cpucl0_dbg_p, + CLK_CON_MUX_MUX_CLKCMU_CPUCL0_DBG, 0, 1), + MUX(CLK_MOUT_CPUCL0_SWITCH, "mout_cpucl0_switch", mout_cpucl0_switch_p, + CLK_CON_MUX_MUX_CLKCMU_CPUCL0_SWITCH, 0, 2), + + /* CPUCL1 */ + MUX(CLK_MOUT_CPUCL1_DBG, "mout_cpucl1_dbg", mout_cpucl1_dbg_p, + CLK_CON_MUX_MUX_CLKCMU_CPUCL1_DBG, 0, 1), + MUX(CLK_MOUT_CPUCL1_SWITCH, "mout_cpucl1_switch", mout_cpucl1_switch_p, + CLK_CON_MUX_MUX_CLKCMU_CPUCL1_SWITCH, 0, 2), + /* DPU */ MUX(CLK_MOUT_DPU, "mout_dpu", mout_dpu_p, CLK_CON_MUX_MUX_CLKCMU_DPU, 0, 2), @@ -378,6 +425,18 @@ static const struct samsung_div_clock top_div_clks[] __initconst = { DIV(CLK_DOUT_CORE_SSS, "dout_core_sss", "gout_core_sss", CLK_CON_DIV_CLKCMU_CORE_SSS, 0, 4), + /* CPUCL0 */ + DIV(CLK_DOUT_CPUCL0_DBG, "dout_cpucl0_dbg", "gout_cpucl0_dbg", + CLK_CON_DIV_CLKCMU_CPUCL0_DBG, 0, 3), + DIV(CLK_DOUT_CPUCL0_SWITCH, "dout_cpucl0_switch", "gout_cpucl0_switch", + CLK_CON_DIV_CLKCMU_CPUCL0_SWITCH, 0, 3), + + /* CPUCL1 */ + DIV(CLK_DOUT_CPUCL1_DBG, "dout_cpucl1_dbg", "gout_cpucl1_dbg", + CLK_CON_DIV_CLKCMU_CPUCL1_DBG, 0, 3), + DIV(CLK_DOUT_CPUCL1_SWITCH, "dout_cpucl1_switch", "gout_cpucl1_switch", + CLK_CON_DIV_CLKCMU_CPUCL1_SWITCH, 0, 3), + /* DPU */ DIV(CLK_DOUT_DPU, "dout_dpu", "gout_dpu", CLK_CON_DIV_CLKCMU_DPU, 0, 4), @@ -442,6 +501,18 @@ static const struct samsung_gate_clock top_gate_clks[] __initconst = { GATE(CLK_GOUT_AUD, "gout_aud", "mout_aud", CLK_CON_GAT_GATE_CLKCMU_AUD, 21, 0, 0), + /* CPUCL0 */ + GATE(CLK_GOUT_CPUCL0_DBG, "gout_cpucl0_dbg", "mout_cpucl0_dbg", + CLK_CON_GAT_GATE_CLKCMU_CPUCL0_DBG, 21, 0, 0), + GATE(CLK_GOUT_CPUCL0_SWITCH, "gout_cpucl0_switch", "mout_cpucl0_switch", + CLK_CON_GAT_GATE_CLKCMU_CPUCL0_SWITCH, 21, 0, 0), + + /* CPUCL1 */ + GATE(CLK_GOUT_CPUCL1_DBG, "gout_cpucl1_dbg", "mout_cpucl1_dbg", + CLK_CON_GAT_GATE_CLKCMU_CPUCL1_DBG, 21, 0, 0), + GATE(CLK_GOUT_CPUCL1_SWITCH, "gout_cpucl1_switch", "mout_cpucl1_switch", + CLK_CON_GAT_GATE_CLKCMU_CPUCL1_SWITCH, 21, 0, 0), + /* DPU */ GATE(CLK_GOUT_DPU, "gout_dpu", "mout_dpu", CLK_CON_GAT_GATE_CLKCMU_DPU, 21, 0, 0), @@ -1030,6 +1101,373 @@ static const struct samsung_cmu_info cmgp_cmu_info __initconst = { .clk_name = "gout_clkcmu_cmgp_bus", }; +/* ---- CMU_CPUCL0 ---------------------------------------------------------- */ + +/* Register Offset definitions for CMU_CPUCL0 (0x10900000) */ +#define PLL_LOCKTIME_PLL_CPUCL0 0x0000 +#define PLL_CON0_PLL_CPUCL0 0x0100 +#define PLL_CON1_PLL_CPUCL0 0x0104 +#define PLL_CON3_PLL_CPUCL0 0x010c +#define PLL_CON0_MUX_CLKCMU_CPUCL0_DBG_USER 0x0600 +#define PLL_CON0_MUX_CLKCMU_CPUCL0_SWITCH_USER 0x0610 +#define CLK_CON_MUX_MUX_CLK_CPUCL0_PLL 0x100c +#define CLK_CON_DIV_DIV_CLK_CLUSTER0_ACLK 0x1800 +#define CLK_CON_DIV_DIV_CLK_CLUSTER0_ATCLK 0x1808 +#define CLK_CON_DIV_DIV_CLK_CLUSTER0_PCLKDBG 0x180c +#define CLK_CON_DIV_DIV_CLK_CLUSTER0_PERIPHCLK 0x1810 +#define CLK_CON_DIV_DIV_CLK_CPUCL0_CMUREF 0x1814 +#define CLK_CON_DIV_DIV_CLK_CPUCL0_CPU 0x1818 +#define CLK_CON_DIV_DIV_CLK_CPUCL0_PCLK 0x181c +#define CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_ATCLK 0x2000 +#define CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_PCLK 0x2004 +#define CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_PERIPHCLK 0x2008 +#define CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_SCLK 0x200c +#define CLK_CON_GAT_CLK_CPUCL0_CMU_CPUCL0_PCLK 0x2010 +#define CLK_CON_GAT_GATE_CLK_CPUCL0_CPU 0x2020 + +static const unsigned long cpucl0_clk_regs[] __initconst = { + PLL_LOCKTIME_PLL_CPUCL0, + PLL_CON0_PLL_CPUCL0, + PLL_CON1_PLL_CPUCL0, + PLL_CON3_PLL_CPUCL0, + PLL_CON0_MUX_CLKCMU_CPUCL0_DBG_USER, + PLL_CON0_MUX_CLKCMU_CPUCL0_SWITCH_USER, + CLK_CON_MUX_MUX_CLK_CPUCL0_PLL, + CLK_CON_DIV_DIV_CLK_CLUSTER0_ACLK, + CLK_CON_DIV_DIV_CLK_CLUSTER0_ATCLK, + CLK_CON_DIV_DIV_CLK_CLUSTER0_PCLKDBG, + CLK_CON_DIV_DIV_CLK_CLUSTER0_PERIPHCLK, + CLK_CON_DIV_DIV_CLK_CPUCL0_CMUREF, + CLK_CON_DIV_DIV_CLK_CPUCL0_CPU, + CLK_CON_DIV_DIV_CLK_CPUCL0_PCLK, + CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_ATCLK, + CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_PCLK, + CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_PERIPHCLK, + CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_SCLK, + CLK_CON_GAT_CLK_CPUCL0_CMU_CPUCL0_PCLK, + CLK_CON_GAT_GATE_CLK_CPUCL0_CPU, +}; + +/* List of parent clocks for Muxes in CMU_CPUCL0 */ +PNAME(mout_pll_cpucl0_p) = { "oscclk", "fout_cpucl0_pll" }; +PNAME(mout_cpucl0_switch_user_p) = { "oscclk", "dout_cpucl0_switch" }; +PNAME(mout_cpucl0_dbg_user_p) = { "oscclk", "dout_cpucl0_dbg" }; +PNAME(mout_cpucl0_pll_p) = { "mout_pll_cpucl0", + "mout_cpucl0_switch_user" }; + +static const struct samsung_pll_rate_table cpu_pll_rates[] __initconst = { + PLL_35XX_RATE(26 * MHZ, 2210000000U, 255, 3, 0), + PLL_35XX_RATE(26 * MHZ, 2106000000U, 243, 3, 0), + PLL_35XX_RATE(26 * MHZ, 2002000000U, 231, 3, 0), + PLL_35XX_RATE(26 * MHZ, 1846000000U, 213, 3, 0), + PLL_35XX_RATE(26 * MHZ, 1742000000U, 201, 3, 0), + PLL_35XX_RATE(26 * MHZ, 1586000000U, 183, 3, 0), + PLL_35XX_RATE(26 * MHZ, 1456000000U, 168, 3, 0), + PLL_35XX_RATE(26 * MHZ, 1300000000U, 150, 3, 0), + PLL_35XX_RATE(26 * MHZ, 1157000000U, 267, 3, 1), + PLL_35XX_RATE(26 * MHZ, 1053000000U, 243, 3, 1), + PLL_35XX_RATE(26 * MHZ, 949000000U, 219, 3, 1), + PLL_35XX_RATE(26 * MHZ, 806000000U, 186, 3, 1), + PLL_35XX_RATE(26 * MHZ, 650000000U, 150, 3, 1), + PLL_35XX_RATE(26 * MHZ, 546000000U, 252, 3, 2), + PLL_35XX_RATE(26 * MHZ, 442000000U, 204, 3, 2), + PLL_35XX_RATE(26 * MHZ, 351000000U, 162, 3, 2), + PLL_35XX_RATE(26 * MHZ, 247000000U, 114, 3, 2), + PLL_35XX_RATE(26 * MHZ, 182000000U, 168, 3, 3), + PLL_35XX_RATE(26 * MHZ, 130000000U, 120, 3, 3), +}; + +static const struct samsung_pll_clock cpucl0_pll_clks[] __initconst = { + PLL(pll_0822x, CLK_FOUT_CPUCL0_PLL, "fout_cpucl0_pll", "oscclk", + PLL_LOCKTIME_PLL_CPUCL0, PLL_CON3_PLL_CPUCL0, cpu_pll_rates), +}; + +static const struct samsung_mux_clock cpucl0_mux_clks[] __initconst = { + MUX_F(CLK_MOUT_PLL_CPUCL0, "mout_pll_cpucl0", mout_pll_cpucl0_p, + PLL_CON0_PLL_CPUCL0, 4, 1, + CLK_SET_RATE_PARENT | CLK_RECALC_NEW_RATES, 0), + MUX_F(CLK_MOUT_CPUCL0_SWITCH_USER, "mout_cpucl0_switch_user", + mout_cpucl0_switch_user_p, + PLL_CON0_MUX_CLKCMU_CPUCL0_SWITCH_USER, 4, 1, + CLK_SET_RATE_PARENT, 0), + MUX(CLK_MOUT_CPUCL0_DBG_USER, "mout_cpucl0_dbg_user", + mout_cpucl0_dbg_user_p, + PLL_CON0_MUX_CLKCMU_CPUCL0_DBG_USER, 4, 1), + MUX_F(CLK_MOUT_CPUCL0_PLL, "mout_cpucl0_pll", mout_cpucl0_pll_p, + CLK_CON_MUX_MUX_CLK_CPUCL0_PLL, 0, 1, CLK_SET_RATE_PARENT, 0), +}; + +static const struct samsung_div_clock cpucl0_div_clks[] __initconst = { + DIV_F(CLK_DOUT_CPUCL0_CPU, "dout_cpucl0_cpu", "mout_cpucl0_pll", + CLK_CON_DIV_DIV_CLK_CPUCL0_CPU, 0, 1, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CPUCL0_CMUREF, "dout_cpucl0_cmuref", "dout_cpucl0_cpu", + CLK_CON_DIV_DIV_CLK_CPUCL0_CMUREF, 0, 3, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CPUCL0_PCLK, "dout_cpucl0_pclk", "dout_cpucl0_cpu", + CLK_CON_DIV_DIV_CLK_CPUCL0_PCLK, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + + /* EMBEDDED_CMU_CPUCL0 */ + DIV_F(CLK_DOUT_CLUSTER0_ACLK, "dout_cluster0_aclk", "gout_cluster0_cpu", + CLK_CON_DIV_DIV_CLK_CLUSTER0_ACLK, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CLUSTER0_ATCLK, "dout_cluster0_atclk", + "gout_cluster0_cpu", CLK_CON_DIV_DIV_CLK_CLUSTER0_ATCLK, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CLUSTER0_PCLKDBG, "dout_cluster0_pclkdbg", + "gout_cluster0_cpu", CLK_CON_DIV_DIV_CLK_CLUSTER0_PCLKDBG, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CLUSTER0_PERIPHCLK, "dout_cluster0_periphclk", + "gout_cluster0_cpu", CLK_CON_DIV_DIV_CLK_CLUSTER0_PERIPHCLK, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), +}; + +static const struct samsung_gate_clock cpucl0_gate_clks[] __initconst = { + GATE(CLK_GOUT_CPUCL0_CMU_CPUCL0_PCLK, "gout_cpucl0_cmu_cpucl0_pclk", + "dout_cpucl0_pclk", + CLK_CON_GAT_CLK_CPUCL0_CMU_CPUCL0_PCLK, 21, CLK_IGNORE_UNUSED, 0), + + /* EMBEDDED_CMU_CPUCL0 */ + GATE(CLK_GOUT_CLUSTER0_CPU, "gout_cluster0_cpu", "dout_cpucl0_cpu", + CLK_CON_GAT_GATE_CLK_CPUCL0_CPU, 21, CLK_IGNORE_UNUSED, 0), + GATE(CLK_GOUT_CLUSTER0_SCLK, "gout_cluster0_sclk", "gout_cluster0_cpu", + CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_SCLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(CLK_GOUT_CLUSTER0_ATCLK, "gout_cluster0_atclk", + "dout_cluster0_atclk", + CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_ATCLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(CLK_GOUT_CLUSTER0_PERIPHCLK, "gout_cluster0_periphclk", + "dout_cluster0_periphclk", + CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_PERIPHCLK, 21, + CLK_IGNORE_UNUSED, 0), + GATE(CLK_GOUT_CLUSTER0_PCLK, "gout_cluster0_pclk", + "dout_cluster0_pclkdbg", + CLK_CON_GAT_CLK_CPUCL0_CLUSTER0_PCLK, 21, CLK_IGNORE_UNUSED, 0), +}; + +/* + * Each parameter is going to be written into the corresponding DIV register. So + * the actual divider value for each parameter will be 1/(param+1). All these + * parameters must be in the range of 0..15, as the divider range for all of + * these DIV clocks is 1..16. The default values for these dividers is + * (1, 3, 3, 1). + */ +#define E850_CPU_DIV0(aclk, atclk, pclkdbg, periphclk) \ + (((aclk) << 16) | ((atclk) << 12) | ((pclkdbg) << 8) | \ + ((periphclk) << 4)) + +static const struct exynos_cpuclk_cfg_data exynos850_cluster_clk_d[] __initconst += { + { 2210000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 2106000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 2002000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 1846000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 1742000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 1586000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 1456000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 1300000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 1157000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 1053000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 949000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 806000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 650000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 546000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 442000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 351000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 247000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 182000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 130000, E850_CPU_DIV0(1, 3, 3, 1) }, + { 0 } +}; + +static const struct samsung_cpu_clock cpucl0_cpu_clks[] __initconst = { + CPU_CLK(CLK_CLUSTER0_SCLK, "cluster0_clk", CLK_MOUT_PLL_CPUCL0, + CLK_MOUT_CPUCL0_SWITCH_USER, 0, 0x0, CPUCLK_LAYOUT_E850_CL0, + exynos850_cluster_clk_d), +}; + +static const struct samsung_cmu_info cpucl0_cmu_info __initconst = { + .pll_clks = cpucl0_pll_clks, + .nr_pll_clks = ARRAY_SIZE(cpucl0_pll_clks), + .mux_clks = cpucl0_mux_clks, + .nr_mux_clks = ARRAY_SIZE(cpucl0_mux_clks), + .div_clks = cpucl0_div_clks, + .nr_div_clks = ARRAY_SIZE(cpucl0_div_clks), + .gate_clks = cpucl0_gate_clks, + .nr_gate_clks = ARRAY_SIZE(cpucl0_gate_clks), + .cpu_clks = cpucl0_cpu_clks, + .nr_cpu_clks = ARRAY_SIZE(cpucl0_cpu_clks), + .nr_clk_ids = CLKS_NR_CPUCL0, + .clk_regs = cpucl0_clk_regs, + .nr_clk_regs = ARRAY_SIZE(cpucl0_clk_regs), + .clk_name = "dout_cpucl0_switch", + .manual_plls = true, +}; + +static void __init exynos850_cmu_cpucl0_init(struct device_node *np) +{ + exynos_arm64_register_cmu(NULL, np, &cpucl0_cmu_info); +} + +/* Register CMU_CPUCL0 early, as CPU clocks should be available ASAP */ +CLK_OF_DECLARE(exynos850_cmu_cpucl0, "samsung,exynos850-cmu-cpucl0", + exynos850_cmu_cpucl0_init); + +/* ---- CMU_CPUCL1 ---------------------------------------------------------- */ + +/* Register Offset definitions for CMU_CPUCL1 (0x10800000) */ +#define PLL_LOCKTIME_PLL_CPUCL1 0x0000 +#define PLL_CON0_PLL_CPUCL1 0x0100 +#define PLL_CON1_PLL_CPUCL1 0x0104 +#define PLL_CON3_PLL_CPUCL1 0x010c +#define PLL_CON0_MUX_CLKCMU_CPUCL1_DBG_USER 0x0600 +#define PLL_CON0_MUX_CLKCMU_CPUCL1_SWITCH_USER 0x0610 +#define CLK_CON_MUX_MUX_CLK_CPUCL1_PLL 0x1000 +#define CLK_CON_DIV_DIV_CLK_CLUSTER1_ACLK 0x1800 +#define CLK_CON_DIV_DIV_CLK_CLUSTER1_ATCLK 0x1808 +#define CLK_CON_DIV_DIV_CLK_CLUSTER1_PCLKDBG 0x180c +#define CLK_CON_DIV_DIV_CLK_CLUSTER1_PERIPHCLK 0x1810 +#define CLK_CON_DIV_DIV_CLK_CPUCL1_CMUREF 0x1814 +#define CLK_CON_DIV_DIV_CLK_CPUCL1_CPU 0x1818 +#define CLK_CON_DIV_DIV_CLK_CPUCL1_PCLK 0x181c +#define CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_ATCLK 0x2000 +#define CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_PCLK 0x2004 +#define CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_PERIPHCLK 0x2008 +#define CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_SCLK 0x200c +#define CLK_CON_GAT_CLK_CPUCL1_CMU_CPUCL1_PCLK 0x2010 +#define CLK_CON_GAT_GATE_CLK_CPUCL1_CPU 0x2020 + +static const unsigned long cpucl1_clk_regs[] __initconst = { + PLL_LOCKTIME_PLL_CPUCL1, + PLL_CON0_PLL_CPUCL1, + PLL_CON1_PLL_CPUCL1, + PLL_CON3_PLL_CPUCL1, + PLL_CON0_MUX_CLKCMU_CPUCL1_DBG_USER, + PLL_CON0_MUX_CLKCMU_CPUCL1_SWITCH_USER, + CLK_CON_MUX_MUX_CLK_CPUCL1_PLL, + CLK_CON_DIV_DIV_CLK_CLUSTER1_ACLK, + CLK_CON_DIV_DIV_CLK_CLUSTER1_ATCLK, + CLK_CON_DIV_DIV_CLK_CLUSTER1_PCLKDBG, + CLK_CON_DIV_DIV_CLK_CLUSTER1_PERIPHCLK, + CLK_CON_DIV_DIV_CLK_CPUCL1_CMUREF, + CLK_CON_DIV_DIV_CLK_CPUCL1_CPU, + CLK_CON_DIV_DIV_CLK_CPUCL1_PCLK, + CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_ATCLK, + CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_PCLK, + CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_PERIPHCLK, + CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_SCLK, + CLK_CON_GAT_CLK_CPUCL1_CMU_CPUCL1_PCLK, + CLK_CON_GAT_GATE_CLK_CPUCL1_CPU, +}; + +/* List of parent clocks for Muxes in CMU_CPUCL0 */ +PNAME(mout_pll_cpucl1_p) = { "oscclk", "fout_cpucl1_pll" }; +PNAME(mout_cpucl1_switch_user_p) = { "oscclk", "dout_cpucl1_switch" }; +PNAME(mout_cpucl1_dbg_user_p) = { "oscclk", "dout_cpucl1_dbg" }; +PNAME(mout_cpucl1_pll_p) = { "mout_pll_cpucl1", + "mout_cpucl1_switch_user" }; + +static const struct samsung_pll_clock cpucl1_pll_clks[] __initconst = { + PLL(pll_0822x, CLK_FOUT_CPUCL1_PLL, "fout_cpucl1_pll", "oscclk", + PLL_LOCKTIME_PLL_CPUCL1, PLL_CON3_PLL_CPUCL1, cpu_pll_rates), +}; + +static const struct samsung_mux_clock cpucl1_mux_clks[] __initconst = { + MUX_F(CLK_MOUT_PLL_CPUCL1, "mout_pll_cpucl1", mout_pll_cpucl1_p, + PLL_CON0_PLL_CPUCL1, 4, 1, + CLK_SET_RATE_PARENT | CLK_RECALC_NEW_RATES, 0), + MUX_F(CLK_MOUT_CPUCL1_SWITCH_USER, "mout_cpucl1_switch_user", + mout_cpucl1_switch_user_p, + PLL_CON0_MUX_CLKCMU_CPUCL1_SWITCH_USER, 4, 1, + CLK_SET_RATE_PARENT, 0), + MUX(CLK_MOUT_CPUCL1_DBG_USER, "mout_cpucl1_dbg_user", + mout_cpucl1_dbg_user_p, + PLL_CON0_MUX_CLKCMU_CPUCL1_DBG_USER, 4, 1), + MUX_F(CLK_MOUT_CPUCL1_PLL, "mout_cpucl1_pll", mout_cpucl1_pll_p, + CLK_CON_MUX_MUX_CLK_CPUCL1_PLL, 0, 1, CLK_SET_RATE_PARENT, 0), +}; + +static const struct samsung_div_clock cpucl1_div_clks[] __initconst = { + DIV_F(CLK_DOUT_CPUCL1_CPU, "dout_cpucl1_cpu", "mout_cpucl1_pll", + CLK_CON_DIV_DIV_CLK_CPUCL1_CPU, 0, 1, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CPUCL1_CMUREF, "dout_cpucl1_cmuref", "dout_cpucl1_cpu", + CLK_CON_DIV_DIV_CLK_CPUCL1_CMUREF, 0, 3, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CPUCL1_PCLK, "dout_cpucl1_pclk", "dout_cpucl1_cpu", + CLK_CON_DIV_DIV_CLK_CPUCL1_PCLK, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + + /* EMBEDDED_CMU_CPUCL1 */ + DIV_F(CLK_DOUT_CLUSTER1_ACLK, "dout_cluster1_aclk", "gout_cluster1_cpu", + CLK_CON_DIV_DIV_CLK_CLUSTER1_ACLK, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CLUSTER1_ATCLK, "dout_cluster1_atclk", + "gout_cluster1_cpu", CLK_CON_DIV_DIV_CLK_CLUSTER1_ATCLK, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CLUSTER1_PCLKDBG, "dout_cluster1_pclkdbg", + "gout_cluster1_cpu", CLK_CON_DIV_DIV_CLK_CLUSTER1_PCLKDBG, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), + DIV_F(CLK_DOUT_CLUSTER1_PERIPHCLK, "dout_cluster1_periphclk", + "gout_cluster1_cpu", CLK_CON_DIV_DIV_CLK_CLUSTER1_PERIPHCLK, 0, 4, + CLK_GET_RATE_NOCACHE, CLK_DIVIDER_READ_ONLY), +}; + +static const struct samsung_gate_clock cpucl1_gate_clks[] __initconst = { + GATE(CLK_GOUT_CPUCL1_CMU_CPUCL1_PCLK, "gout_cpucl1_cmu_cpucl1_pclk", + "dout_cpucl1_pclk", + CLK_CON_GAT_CLK_CPUCL1_CMU_CPUCL1_PCLK, 21, CLK_IGNORE_UNUSED, 0), + + /* EMBEDDED_CMU_CPUCL1 */ + GATE(CLK_GOUT_CLUSTER1_CPU, "gout_cluster1_cpu", "dout_cpucl1_cpu", + CLK_CON_GAT_GATE_CLK_CPUCL1_CPU, 21, CLK_IGNORE_UNUSED, 0), + GATE(CLK_GOUT_CLUSTER1_SCLK, "gout_cluster1_sclk", "gout_cluster1_cpu", + CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_SCLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(CLK_GOUT_CLUSTER1_ATCLK, "gout_cluster1_atclk", + "dout_cluster1_atclk", + CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_ATCLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(CLK_GOUT_CLUSTER1_PERIPHCLK, "gout_cluster1_periphclk", + "dout_cluster1_periphclk", + CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_PERIPHCLK, 21, + CLK_IGNORE_UNUSED, 0), + GATE(CLK_GOUT_CLUSTER1_PCLK, "gout_cluster1_pclk", + "dout_cluster1_pclkdbg", + CLK_CON_GAT_CLK_CPUCL1_CLUSTER1_PCLK, 21, CLK_IGNORE_UNUSED, 0), +}; + +static const struct samsung_cpu_clock cpucl1_cpu_clks[] __initconst = { + CPU_CLK(CLK_CLUSTER1_SCLK, "cluster1_clk", CLK_MOUT_PLL_CPUCL1, + CLK_MOUT_CPUCL1_SWITCH_USER, 0, 0x0, CPUCLK_LAYOUT_E850_CL1, + exynos850_cluster_clk_d), +}; + +static const struct samsung_cmu_info cpucl1_cmu_info __initconst = { + .pll_clks = cpucl1_pll_clks, + .nr_pll_clks = ARRAY_SIZE(cpucl1_pll_clks), + .mux_clks = cpucl1_mux_clks, + .nr_mux_clks = ARRAY_SIZE(cpucl1_mux_clks), + .div_clks = cpucl1_div_clks, + .nr_div_clks = ARRAY_SIZE(cpucl1_div_clks), + .gate_clks = cpucl1_gate_clks, + .nr_gate_clks = ARRAY_SIZE(cpucl1_gate_clks), + .cpu_clks = cpucl1_cpu_clks, + .nr_cpu_clks = ARRAY_SIZE(cpucl1_cpu_clks), + .nr_clk_ids = CLKS_NR_CPUCL1, + .clk_regs = cpucl1_clk_regs, + .nr_clk_regs = ARRAY_SIZE(cpucl1_clk_regs), + .clk_name = "dout_cpucl1_switch", + .manual_plls = true, +}; + +static void __init exynos850_cmu_cpucl1_init(struct device_node *np) +{ + exynos_arm64_register_cmu(NULL, np, &cpucl1_cmu_info); +} + +/* Register CMU_CPUCL1 early, as CPU clocks should be available ASAP */ +CLK_OF_DECLARE(exynos850_cmu_cpucl1, "samsung,exynos850-cmu-cpucl1", + exynos850_cmu_cpucl1_init); + /* ---- CMU_G3D ------------------------------------------------------------- */ /* Register Offset definitions for CMU_G3D (0x11400000) */ |