diff options
Diffstat (limited to 'drivers/clk/samsung/clk-exynos4.c')
| -rw-r--r-- | drivers/clk/samsung/clk-exynos4.c | 231 |
1 files changed, 230 insertions, 1 deletions
diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c index 7f4a473a7ad7..ac163d7f5bc3 100644 --- a/drivers/clk/samsung/clk-exynos4.c +++ b/drivers/clk/samsung/clk-exynos4.c @@ -25,10 +25,12 @@ #define DIV_LEFTBUS 0x4500 #define GATE_IP_LEFTBUS 0x4800 #define E4X12_GATE_IP_IMAGE 0x4930 +#define CLKOUT_CMU_LEFTBUS 0x4a00 #define SRC_RIGHTBUS 0x8200 #define DIV_RIGHTBUS 0x8500 #define GATE_IP_RIGHTBUS 0x8800 #define E4X12_GATE_IP_PERIR 0x8960 +#define CLKOUT_CMU_RIGHTBUS 0x8a00 #define EPLL_LOCK 0xc010 #define VPLL_LOCK 0xc020 #define EPLL_CON0 0xc110 @@ -98,6 +100,7 @@ #define GATE_IP_PERIL 0xc950 #define E4210_GATE_IP_PERIR 0xc960 #define GATE_BLOCK 0xc970 +#define CLKOUT_CMU_TOP 0xca00 #define E4X12_MPLL_LOCK 0x10008 #define E4X12_MPLL_CON0 0x10108 #define SRC_DMC 0x10200 @@ -105,6 +108,7 @@ #define DIV_DMC0 0x10500 #define DIV_DMC1 0x10504 #define GATE_IP_DMC 0x10900 +#define CLKOUT_CMU_DMC 0x10a00 #define APLL_LOCK 0x14000 #define E4210_MPLL_LOCK 0x14008 #define APLL_CON0 0x14100 @@ -114,11 +118,28 @@ #define DIV_CPU1 0x14504 #define GATE_SCLK_CPU 0x14800 #define GATE_IP_CPU 0x14900 +#define CLKOUT_CMU_CPU 0x14a00 +#define PWR_CTRL1 0x15020 +#define E4X12_PWR_CTRL2 0x15024 #define E4X12_DIV_ISP0 0x18300 #define E4X12_DIV_ISP1 0x18304 #define E4X12_GATE_ISP0 0x18800 #define E4X12_GATE_ISP1 0x18804 +/* Below definitions are used for PWR_CTRL settings */ +#define PWR_CTRL1_CORE2_DOWN_RATIO(x) (((x) & 0x7) << 28) +#define PWR_CTRL1_CORE1_DOWN_RATIO(x) (((x) & 0x7) << 16) +#define PWR_CTRL1_DIV2_DOWN_EN (1 << 9) +#define PWR_CTRL1_DIV1_DOWN_EN (1 << 8) +#define PWR_CTRL1_USE_CORE3_WFE (1 << 7) +#define PWR_CTRL1_USE_CORE2_WFE (1 << 6) +#define PWR_CTRL1_USE_CORE1_WFE (1 << 5) +#define PWR_CTRL1_USE_CORE0_WFE (1 << 4) +#define PWR_CTRL1_USE_CORE3_WFI (1 << 3) +#define PWR_CTRL1_USE_CORE2_WFI (1 << 2) +#define PWR_CTRL1_USE_CORE1_WFI (1 << 1) +#define PWR_CTRL1_USE_CORE0_WFI (1 << 0) + /* the exynos4 soc type */ enum exynos4_soc { EXYNOS4210, @@ -155,6 +176,7 @@ static unsigned long exynos4210_clk_save[] __initdata = { E4210_GATE_IP_LCD1, E4210_GATE_IP_PERIR, E4210_MPLL_CON0, + PWR_CTRL1, }; static unsigned long exynos4x12_clk_save[] __initdata = { @@ -164,6 +186,8 @@ static unsigned long exynos4x12_clk_save[] __initdata = { E4X12_DIV_ISP, E4X12_DIV_CAM1, E4X12_MPLL_CON0, + PWR_CTRL1, + E4X12_PWR_CTRL2, }; static unsigned long exynos4_clk_pll_regs[] __initdata = { @@ -242,6 +266,11 @@ static unsigned long exynos4_clk_regs[] __initdata = { DIV_CPU1, GATE_SCLK_CPU, GATE_IP_CPU, + CLKOUT_CMU_LEFTBUS, + CLKOUT_CMU_RIGHTBUS, + CLKOUT_CMU_TOP, + CLKOUT_CMU_DMC, + CLKOUT_CMU_CPU, }; static const struct samsung_clk_reg_dump src_mask_suspend[] = { @@ -397,10 +426,32 @@ PNAME(mout_audio2_p4210) = { "cdclk2", "none", "sclk_hdmi24m", "sclk_epll", "sclk_vpll", }; PNAME(mout_mixer_p4210) = { "sclk_dac", "sclk_hdmi", }; PNAME(mout_dac_p4210) = { "sclk_vpll", "sclk_hdmiphy", }; +PNAME(mout_pwi_p4210) = { "xxti", "xusbxti", "sclk_hdmi24m", "sclk_usbphy0", + "sclk_usbphy1", "sclk_hdmiphy", "none", + "sclk_epll", "sclk_vpll" }; +PNAME(clkout_left_p4210) = { "sclk_mpll_div_2", "sclk_apll_div_2", + "div_gdl", "div_gpl" }; +PNAME(clkout_right_p4210) = { "sclk_mpll_div_2", "sclk_apll_div_2", + "div_gdr", "div_gpr" }; +PNAME(clkout_top_p4210) = { "fout_epll", "fout_vpll", "sclk_hdmi24m", + "sclk_usbphy0", "sclk_usbphy1", "sclk_hdmiphy", + "cdclk0", "cdclk1", "cdclk2", "spdif_extclk", + "aclk160", "aclk133", "aclk200", "aclk100", + "sclk_mfc", "sclk_g3d", "sclk_g2d", + "cam_a_pclk", "cam_b_pclk", "s_rxbyteclkhs0_2l", + "s_rxbyteclkhs0_4l" }; +PNAME(clkout_dmc_p4210) = { "div_dmcd", "div_dmcp", "div_acp_pclk", "div_dmc", + "div_dphy", "none", "div_pwi" }; +PNAME(clkout_cpu_p4210) = { "fout_apll_div_2", "none", "fout_mpll_div_2", + "none", "arm_clk_div_2", "div_corem0", + "div_corem1", "div_corem0", "div_atb", + "div_periph", "div_pclk_dbg", "div_hpm" }; /* Exynos 4x12-specific parent groups */ PNAME(mout_mpll_user_p4x12) = { "fin_pll", "sclk_mpll", }; PNAME(mout_core_p4x12) = { "mout_apll", "mout_mpll_user_c", }; +PNAME(mout_gdl_p4x12) = { "mout_mpll_user_l", "sclk_apll", }; +PNAME(mout_gdr_p4x12) = { "mout_mpll_user_r", "sclk_apll", }; PNAME(sclk_ampll_p4x12) = { "mout_mpll_user_t", "sclk_apll", }; PNAME(group1_p4x12) = { "xxti", "xusbxti", "sclk_hdmi24m", "sclk_usbphy0", "none", "sclk_hdmiphy", "mout_mpll_user_t", @@ -418,6 +469,32 @@ PNAME(aclk_p4412) = { "mout_mpll_user_t", "sclk_apll", }; PNAME(mout_user_aclk400_mcuisp_p4x12) = {"fin_pll", "div_aclk400_mcuisp", }; PNAME(mout_user_aclk200_p4x12) = {"fin_pll", "div_aclk200", }; PNAME(mout_user_aclk266_gps_p4x12) = {"fin_pll", "div_aclk266_gps", }; +PNAME(mout_pwi_p4x12) = { "xxti", "xusbxti", "sclk_hdmi24m", "sclk_usbphy0", + "none", "sclk_hdmiphy", "sclk_mpll", + "sclk_epll", "sclk_vpll" }; +PNAME(clkout_left_p4x12) = { "sclk_mpll_user_l_div_2", "sclk_apll_div_2", + "div_gdl", "div_gpl" }; +PNAME(clkout_right_p4x12) = { "sclk_mpll_user_r_div_2", "sclk_apll_div_2", + "div_gdr", "div_gpr" }; +PNAME(clkout_top_p4x12) = { "fout_epll", "fout_vpll", "sclk_hdmi24m", + "sclk_usbphy0", "none", "sclk_hdmiphy", + "cdclk0", "cdclk1", "cdclk2", "spdif_extclk", + "aclk160", "aclk133", "aclk200", "aclk100", + "sclk_mfc", "sclk_g3d", "aclk400_mcuisp", + "cam_a_pclk", "cam_b_pclk", "s_rxbyteclkhs0_2l", + "s_rxbyteclkhs0_4l", "rx_half_byte_clk_csis0", + "rx_half_byte_clk_csis1", "div_jpeg", + "sclk_pwm_isp", "sclk_spi0_isp", + "sclk_spi1_isp", "sclk_uart_isp", + "sclk_mipihsi", "sclk_hdmi", "sclk_fimd0", + "sclk_pcm0" }; +PNAME(clkout_dmc_p4x12) = { "div_dmcd", "div_dmcp", "aclk_acp", "div_acp_pclk", + "div_dmc", "div_dphy", "fout_mpll_div_2", + "div_pwi", "none", "div_c2c", "div_c2c_aclk" }; +PNAME(clkout_cpu_p4x12) = { "fout_apll_div_2", "none", "none", "none", + "arm_clk_div_2", "div_corem0", "div_corem1", + "div_cores", "div_atb", "div_periph", + "div_pclk_dbg", "div_hpm" }; /* fixed rate clocks generated outside the soc */ static struct samsung_fixed_rate_clock exynos4_fixed_rate_ext_clks[] __initdata = { @@ -436,6 +513,24 @@ static struct samsung_fixed_rate_clock exynos4210_fixed_rate_clks[] __initdata = FRATE(0, "sclk_usbphy1", NULL, CLK_IS_ROOT, 48000000), }; +static struct samsung_fixed_factor_clock exynos4_fixed_factor_clks[] __initdata = { + FFACTOR(0, "sclk_apll_div_2", "sclk_apll", 1, 2, 0), + FFACTOR(0, "fout_mpll_div_2", "fout_mpll", 1, 2, 0), + FFACTOR(0, "fout_apll_div_2", "fout_apll", 1, 2, 0), + FFACTOR(0, "arm_clk_div_2", "arm_clk", 1, 2, 0), +}; + +static struct samsung_fixed_factor_clock exynos4210_fixed_factor_clks[] __initdata = { + FFACTOR(0, "sclk_mpll_div_2", "sclk_mpll", 1, 2, 0), +}; + +static struct samsung_fixed_factor_clock exynos4x12_fixed_factor_clks[] __initdata = { + FFACTOR(0, "sclk_mpll_user_l_div_2", "mout_mpll_user_l", 1, 2, 0), + FFACTOR(0, "sclk_mpll_user_r_div_2", "mout_mpll_user_r", 1, 2, 0), + FFACTOR(0, "sclk_mpll_user_t_div_2", "mout_mpll_user_t", 1, 2, 0), + FFACTOR(0, "sclk_mpll_user_c_div_2", "mout_mpll_user_c", 1, 2, 0), +}; + /* list of mux clocks supported in all exynos4 soc's */ static struct samsung_mux_clock exynos4_mux_clks[] __initdata = { MUX_FA(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1, @@ -451,6 +546,9 @@ static struct samsung_mux_clock exynos4_mux_clks[] __initdata = { MUX(0, "mout_onenand1", mout_onenand1_p, SRC_TOP0, 0, 1), MUX(CLK_SCLK_EPLL, "sclk_epll", mout_epll_p, SRC_TOP0, 4, 1), MUX(0, "mout_onenand", mout_onenand_p, SRC_TOP0, 28, 1), + + MUX(0, "mout_dmc_bus", sclk_ampll_p4210, SRC_DMC, 4, 1), + MUX(0, "mout_dphy", sclk_ampll_p4210, SRC_DMC, 8, 1), }; /* list of mux clocks supported in exynos4210 soc */ @@ -459,6 +557,14 @@ static struct samsung_mux_clock exynos4210_mux_early[] __initdata = { }; static struct samsung_mux_clock exynos4210_mux_clks[] __initdata = { + MUX(0, "mout_gdl", sclk_ampll_p4210, SRC_LEFTBUS, 0, 1), + MUX(0, "mout_clkout_leftbus", clkout_left_p4210, + CLKOUT_CMU_LEFTBUS, 0, 5), + + MUX(0, "mout_gdr", sclk_ampll_p4210, SRC_RIGHTBUS, 0, 1), + MUX(0, "mout_clkout_rightbus", clkout_right_p4210, + CLKOUT_CMU_RIGHTBUS, 0, 5), + MUX(0, "mout_aclk200", sclk_ampll_p4210, SRC_TOP0, 12, 1), MUX(0, "mout_aclk100", sclk_ampll_p4210, SRC_TOP0, 16, 1), MUX(0, "mout_aclk160", sclk_ampll_p4210, SRC_TOP0, 20, 1), @@ -472,6 +578,7 @@ static struct samsung_mux_clock exynos4210_mux_clks[] __initdata = { MUX(0, "mout_mipi1", group1_p4210, E4210_SRC_LCD1, 12, 4), MUX(CLK_SCLK_MPLL, "sclk_mpll", mout_mpll_p, SRC_CPU, 8, 1), MUX(CLK_MOUT_CORE, "mout_core", mout_core_p4210, SRC_CPU, 16, 1), + MUX(0, "mout_hpm", mout_core_p4210, SRC_CPU, 20, 1), MUX(CLK_SCLK_VPLL, "sclk_vpll", sclk_vpll_p4210, SRC_TOP0, 8, 1), MUX(CLK_MOUT_FIMC0, "mout_fimc0", group1_p4210, SRC_CAM, 0, 4), MUX(CLK_MOUT_FIMC1, "mout_fimc1", group1_p4210, SRC_CAM, 4, 4), @@ -503,12 +610,30 @@ static struct samsung_mux_clock exynos4210_mux_clks[] __initdata = { MUX(0, "mout_spi0", group1_p4210, SRC_PERIL1, 16, 4), MUX(0, "mout_spi1", group1_p4210, SRC_PERIL1, 20, 4), MUX(0, "mout_spi2", group1_p4210, SRC_PERIL1, 24, 4), + MUX(0, "mout_clkout_top", clkout_top_p4210, CLKOUT_CMU_TOP, 0, 5), + + MUX(0, "mout_pwi", mout_pwi_p4210, SRC_DMC, 16, 4), + MUX(0, "mout_clkout_dmc", clkout_dmc_p4210, CLKOUT_CMU_DMC, 0, 5), + + MUX(0, "mout_clkout_cpu", clkout_cpu_p4210, CLKOUT_CMU_CPU, 0, 5), }; /* list of mux clocks supported in exynos4x12 soc */ static struct samsung_mux_clock exynos4x12_mux_clks[] __initdata = { + MUX(0, "mout_mpll_user_l", mout_mpll_p, SRC_LEFTBUS, 4, 1), + MUX(0, "mout_gdl", mout_gdl_p4x12, SRC_LEFTBUS, 0, 1), + MUX(0, "mout_clkout_leftbus", clkout_left_p4x12, + CLKOUT_CMU_LEFTBUS, 0, 5), + + MUX(0, "mout_mpll_user_r", mout_mpll_p, SRC_RIGHTBUS, 4, 1), + MUX(0, "mout_gdr", mout_gdr_p4x12, SRC_RIGHTBUS, 0, 1), + MUX(0, "mout_clkout_rightbus", clkout_right_p4x12, + CLKOUT_CMU_RIGHTBUS, 0, 5), + MUX(CLK_MOUT_MPLL_USER_C, "mout_mpll_user_c", mout_mpll_user_p4x12, SRC_CPU, 24, 1), + MUX(0, "mout_clkout_cpu", clkout_cpu_p4x12, CLKOUT_CMU_CPU, 0, 5), + MUX(0, "mout_aclk266_gps", aclk_p4412, SRC_TOP1, 4, 1), MUX(0, "mout_aclk400_mcuisp", aclk_p4412, SRC_TOP1, 8, 1), MUX(CLK_MOUT_MPLL_USER_T, "mout_mpll_user_t", mout_mpll_user_p4x12, @@ -531,6 +656,7 @@ static struct samsung_mux_clock exynos4x12_mux_clks[] __initdata = { MUX(CLK_SCLK_MPLL, "sclk_mpll", mout_mpll_p, SRC_DMC, 12, 1), MUX(CLK_SCLK_VPLL, "sclk_vpll", mout_vpll_p, SRC_TOP0, 8, 1), MUX(CLK_MOUT_CORE, "mout_core", mout_core_p4x12, SRC_CPU, 16, 1), + MUX(0, "mout_hpm", mout_core_p4x12, SRC_CPU, 20, 1), MUX(CLK_MOUT_FIMC0, "mout_fimc0", group1_p4x12, SRC_CAM, 0, 4), MUX(CLK_MOUT_FIMC1, "mout_fimc1", group1_p4x12, SRC_CAM, 4, 4), MUX(CLK_MOUT_FIMC2, "mout_fimc2", group1_p4x12, SRC_CAM, 8, 4), @@ -565,15 +691,39 @@ static struct samsung_mux_clock exynos4x12_mux_clks[] __initdata = { MUX(0, "mout_spi0_isp", group1_p4x12, E4X12_SRC_ISP, 4, 4), MUX(0, "mout_spi1_isp", group1_p4x12, E4X12_SRC_ISP, 8, 4), MUX(0, "mout_uart_isp", group1_p4x12, E4X12_SRC_ISP, 12, 4), + MUX(0, "mout_clkout_top", clkout_top_p4x12, CLKOUT_CMU_TOP, 0, 5), + + MUX(0, "mout_c2c", sclk_ampll_p4210, SRC_DMC, 0, 1), + MUX(0, "mout_pwi", mout_pwi_p4x12, SRC_DMC, 16, 4), MUX(0, "mout_g2d0", sclk_ampll_p4210, SRC_DMC, 20, 1), MUX(0, "mout_g2d1", sclk_evpll_p, SRC_DMC, 24, 1), MUX(0, "mout_g2d", mout_g2d_p, SRC_DMC, 28, 1), + MUX(0, "mout_clkout_dmc", clkout_dmc_p4x12, CLKOUT_CMU_DMC, 0, 5), }; /* list of divider clocks supported in all exynos4 soc's */ static struct samsung_div_clock exynos4_div_clks[] __initdata = { + DIV(0, "div_gdl", "mout_gdl", DIV_LEFTBUS, 0, 3), + DIV(0, "div_gpl", "div_gdl", DIV_LEFTBUS, 4, 3), + DIV(0, "div_clkout_leftbus", "mout_clkout_leftbus", + CLKOUT_CMU_LEFTBUS, 8, 6), + + DIV(0, "div_gdr", "mout_gdr", DIV_RIGHTBUS, 0, 3), + DIV(0, "div_gpr", "div_gdr", DIV_RIGHTBUS, 4, 3), + DIV(0, "div_clkout_rightbus", "mout_clkout_rightbus", + CLKOUT_CMU_RIGHTBUS, 8, 6), + DIV(0, "div_core", "mout_core", DIV_CPU0, 0, 3), + DIV(0, "div_corem0", "div_core2", DIV_CPU0, 4, 3), + DIV(0, "div_corem1", "div_core2", DIV_CPU0, 8, 3), + DIV(0, "div_periph", "div_core2", DIV_CPU0, 12, 3), + DIV(0, "div_atb", "mout_core", DIV_CPU0, 16, 3), + DIV(0, "div_pclk_dbg", "div_atb", DIV_CPU0, 20, 3), DIV(0, "div_core2", "div_core", DIV_CPU0, 28, 3), + DIV(0, "div_copy", "mout_hpm", DIV_CPU1, 0, 3), + DIV(0, "div_hpm", "div_copy", DIV_CPU1, 4, 3), + DIV(0, "div_clkout_cpu", "mout_clkout_cpu", CLKOUT_CMU_CPU, 8, 6), + DIV(0, "div_fimc0", "mout_fimc0", DIV_CAM, 0, 4), DIV(0, "div_fimc1", "mout_fimc1", DIV_CAM, 4, 4), DIV(0, "div_fimc2", "mout_fimc2", DIV_CAM, 8, 4), @@ -631,6 +781,16 @@ static struct samsung_div_clock exynos4_div_clks[] __initdata = { CLK_SET_RATE_PARENT, 0), DIV_F(0, "div_mmc_pre3", "div_mmc3", DIV_FSYS2, 24, 8, CLK_SET_RATE_PARENT, 0), + DIV(0, "div_clkout_top", "mout_clkout_top", CLKOUT_CMU_TOP, 8, 6), + + DIV(0, "div_acp", "mout_dmc_bus", DIV_DMC0, 0, 3), + DIV(0, "div_acp_pclk", "div_acp", DIV_DMC0, 4, 3), + DIV(0, "div_dphy", "mout_dphy", DIV_DMC0, 8, 3), + DIV(0, "div_dmc", "mout_dmc_bus", DIV_DMC0, 12, 3), + DIV(0, "div_dmcd", "div_dmc", DIV_DMC0, 16, 3), + DIV(0, "div_dmcp", "div_dmcd", DIV_DMC0, 20, 3), + DIV(0, "div_pwi", "mout_pwi", DIV_DMC1, 8, 4), + DIV(0, "div_clkout_dmc", "mout_clkout_dmc", CLKOUT_CMU_DMC, 8, 6), }; /* list of divider clocks supported in exynos4210 soc */ @@ -671,6 +831,8 @@ static struct samsung_div_clock exynos4x12_div_clks[] __initdata = { DIV_F(CLK_DIV_MCUISP1, "div_mcuisp1", "div_mcuisp0", E4X12_DIV_ISP1, 8, 3, CLK_GET_RATE_NOCACHE, 0), DIV(CLK_SCLK_FIMG2D, "sclk_fimg2d", "mout_g2d", DIV_DMC1, 0, 4), + DIV(0, "div_c2c", "mout_c2c", DIV_DMC1, 4, 3), + DIV(0, "div_c2c_aclk", "div_c2c", DIV_DMC1, 12, 3), }; /* list of gate clocks supported in all exynos4 soc's */ @@ -680,6 +842,8 @@ static struct samsung_gate_clock exynos4_gate_clks[] __initdata = { * the device name and clock alias names specified below for some * of the clocks can be removed. */ + GATE(CLK_PPMULEFT, "ppmuleft", "aclk200", GATE_IP_LEFTBUS, 1, 0, 0), + GATE(CLK_PPMURIGHT, "ppmuright", "aclk200", GATE_IP_RIGHTBUS, 1, 0, 0), GATE(CLK_SCLK_HDMI, "sclk_hdmi", "mout_hdmi", SRC_MASK_TV, 0, 0, 0), GATE(CLK_SCLK_SPDIF, "sclk_spdif", "mout_spdif", SRC_MASK_PERIL1, 8, 0, 0), @@ -695,11 +859,13 @@ static struct samsung_gate_clock exynos4_gate_clks[] __initdata = { GATE(CLK_SROMC, "sromc", "aclk133", GATE_IP_FSYS, 11, 0, 0), GATE(CLK_SCLK_G3D, "sclk_g3d", "div_g3d", GATE_IP_G3D, 0, CLK_SET_RATE_PARENT, 0), + GATE(CLK_PPMUG3D, "ppmug3d", "aclk200", GATE_IP_G3D, 1, 0, 0), GATE(CLK_USB_DEVICE, "usb_device", "aclk133", GATE_IP_FSYS, 13, 0, 0), GATE(CLK_ONENAND, "onenand", "aclk133", GATE_IP_FSYS, 15, 0, 0), GATE(CLK_NFCON, "nfcon", "aclk133", GATE_IP_FSYS, 16, 0, 0), GATE(CLK_GPS, "gps", "aclk133", GATE_IP_GPS, 0, 0, 0), GATE(CLK_SMMU_GPS, "smmu_gps", "aclk133", GATE_IP_GPS, 1, 0, 0), + GATE(CLK_PPMUGPS, "ppmugps", "aclk200", GATE_IP_GPS, 2, 0, 0), GATE(CLK_SLIMBUS, "slimbus", "aclk100", GATE_IP_PERIL, 25, 0, 0), GATE(CLK_SCLK_CAM0, "sclk_cam0", "div_cam0", GATE_SCLK_CAM, 4, CLK_SET_RATE_PARENT, 0), @@ -781,19 +947,24 @@ static struct samsung_gate_clock exynos4_gate_clks[] __initdata = { 0, 0), GATE(CLK_SMMU_JPEG, "smmu_jpeg", "aclk160", GATE_IP_CAM, 11, 0, 0), + GATE(CLK_PPMUCAMIF, "ppmucamif", "aclk160", GATE_IP_CAM, 16, 0, 0), GATE(CLK_PIXELASYNCM0, "pxl_async0", "aclk160", GATE_IP_CAM, 17, 0, 0), GATE(CLK_PIXELASYNCM1, "pxl_async1", "aclk160", GATE_IP_CAM, 18, 0, 0), GATE(CLK_SMMU_TV, "smmu_tv", "aclk160", GATE_IP_TV, 4, 0, 0), + GATE(CLK_PPMUTV, "ppmutv", "aclk160", GATE_IP_TV, 5, 0, 0), GATE(CLK_MFC, "mfc", "aclk100", GATE_IP_MFC, 0, 0, 0), GATE(CLK_SMMU_MFCL, "smmu_mfcl", "aclk100", GATE_IP_MFC, 1, 0, 0), GATE(CLK_SMMU_MFCR, "smmu_mfcr", "aclk100", GATE_IP_MFC, 2, 0, 0), + GATE(CLK_PPMUMFC_L, "ppmumfc_l", "aclk100", GATE_IP_MFC, 3, 0, 0), + GATE(CLK_PPMUMFC_R, "ppmumfc_r", "aclk100", GATE_IP_MFC, 4, 0, 0), GATE(CLK_FIMD0, "fimd0", "aclk160", GATE_IP_LCD0, 0, 0, 0), GATE(CLK_SMMU_FIMD0, "smmu_fimd0", "aclk160", GATE_IP_LCD0, 4, 0, 0), + GATE(CLK_PPMULCD0, "ppmulcd0", "aclk160", GATE_IP_LCD0, 5, 0, 0), GATE(CLK_PDMA0, "pdma0", "aclk133", GATE_IP_FSYS, 0, 0, 0), GATE(CLK_PDMA1, "pdma1", "aclk133", GATE_IP_FSYS, 1, @@ -806,6 +977,7 @@ static struct samsung_gate_clock exynos4_gate_clks[] __initdata = { 0, 0), GATE(CLK_SDMMC3, "sdmmc3", "aclk133", GATE_IP_FSYS, 8, 0, 0), + GATE(CLK_PPMUFILE, "ppmufile", "aclk133", GATE_IP_FSYS, 17, 0, 0), GATE(CLK_UART0, "uart0", "aclk100", GATE_IP_PERIL, 0, 0, 0), GATE(CLK_UART1, "uart1", "aclk100", GATE_IP_PERIL, 1, @@ -852,6 +1024,21 @@ static struct samsung_gate_clock exynos4_gate_clks[] __initdata = { 0, 0), GATE(CLK_AC97, "ac97", "aclk100", GATE_IP_PERIL, 27, 0, 0), + GATE(CLK_PPMUDMC0, "ppmudmc0", "aclk133", GATE_IP_DMC, 8, 0, 0), + GATE(CLK_PPMUDMC1, "ppmudmc1", "aclk133", GATE_IP_DMC, 9, 0, 0), + GATE(CLK_PPMUCPU, "ppmucpu", "aclk133", GATE_IP_DMC, 10, 0, 0), + GATE(CLK_PPMUACP, "ppmuacp", "aclk133", GATE_IP_DMC, 16, 0, 0), + + GATE(CLK_OUT_LEFTBUS, "clkout_leftbus", "div_clkout_leftbus", + CLKOUT_CMU_LEFTBUS, 16, CLK_SET_RATE_PARENT, 0), + GATE(CLK_OUT_RIGHTBUS, "clkout_rightbus", "div_clkout_rightbus", + CLKOUT_CMU_RIGHTBUS, 16, CLK_SET_RATE_PARENT, 0), + GATE(CLK_OUT_TOP, "clkout_top", "div_clkout_top", + CLKOUT_CMU_TOP, 16, CLK_SET_RATE_PARENT, 0), + GATE(CLK_OUT_DMC, "clkout_dmc", "div_clkout_dmc", + CLKOUT_CMU_DMC, 16, CLK_SET_RATE_PARENT, 0), + GATE(CLK_OUT_CPU, "clkout_cpu", "div_clkout_cpu", + CLKOUT_CMU_CPU, 16, CLK_SET_RATE_PARENT, 0), }; /* list of gate clocks supported in exynos4210 soc */ @@ -863,6 +1050,9 @@ static struct samsung_gate_clock exynos4210_gate_clks[] __initdata = { GATE(CLK_SMMU_G2D, "smmu_g2d", "aclk200", E4210_GATE_IP_IMAGE, 3, 0, 0), GATE(CLK_SMMU_MDMA, "smmu_mdma", "aclk200", E4210_GATE_IP_IMAGE, 5, 0, 0), + GATE(CLK_PPMUIMAGE, "ppmuimage", "aclk200", E4210_GATE_IP_IMAGE, 9, 0, + 0), + GATE(CLK_PPMULCD1, "ppmulcd1", "aclk160", E4210_GATE_IP_LCD1, 5, 0, 0), GATE(CLK_PCIE_PHY, "pcie_phy", "aclk133", GATE_IP_FSYS, 2, 0, 0), GATE(CLK_SATA_PHY, "sata_phy", "aclk133", GATE_IP_FSYS, 3, 0, 0), GATE(CLK_SATA, "sata", "aclk133", GATE_IP_FSYS, 10, 0, 0), @@ -906,6 +1096,8 @@ static struct samsung_gate_clock exynos4x12_gate_clks[] __initdata = { GATE(CLK_MDMA, "mdma", "aclk200", E4X12_GATE_IP_IMAGE, 2, 0, 0), GATE(CLK_SMMU_MDMA, "smmu_mdma", "aclk200", E4X12_GATE_IP_IMAGE, 5, 0, 0), + GATE(CLK_PPMUIMAGE, "ppmuimage", "aclk200", E4X12_GATE_IP_IMAGE, 9, 0, + 0), GATE(CLK_MIPI_HSI, "mipi_hsi", "aclk133", GATE_IP_FSYS, 10, 0, 0), GATE(CLK_CHIPID, "chipid", "aclk100", E4X12_GATE_IP_PERIR, 0, 0, 0), GATE(CLK_SYSREG, "sysreg", "aclk100", E4X12_GATE_IP_PERIR, 1, @@ -1062,7 +1254,7 @@ static void __init exynos4_clk_register_finpll(struct samsung_clk_provider *ctx) } -static struct of_device_id ext_clk_match[] __initdata = { +static const struct of_device_id ext_clk_match[] __initconst = { { .compatible = "samsung,clock-xxti", .data = (void *)0, }, { .compatible = "samsung,clock-xusbxti", .data = (void *)1, }, {}, @@ -1164,6 +1356,32 @@ static struct samsung_pll_clock exynos4x12_plls[nr_plls] __initdata = { VPLL_LOCK, VPLL_CON0, NULL), }; +static void __init exynos4_core_down_clock(enum exynos4_soc soc) +{ + unsigned int tmp; + + /* + * Enable arm clock down (in idle) and set arm divider + * ratios in WFI/WFE state. + */ + tmp = (PWR_CTRL1_CORE2_DOWN_RATIO(7) | PWR_CTRL1_CORE1_DOWN_RATIO(7) | + PWR_CTRL1_DIV2_DOWN_EN | PWR_CTRL1_DIV1_DOWN_EN | + PWR_CTRL1_USE_CORE1_WFE | PWR_CTRL1_USE_CORE0_WFE | + PWR_CTRL1_USE_CORE1_WFI | PWR_CTRL1_USE_CORE0_WFI); + /* On Exynos4412 enable it also on core 2 and 3 */ + if (num_possible_cpus() == 4) + tmp |= PWR_CTRL1_USE_CORE3_WFE | PWR_CTRL1_USE_CORE2_WFE | + PWR_CTRL1_USE_CORE3_WFI | PWR_CTRL1_USE_CORE2_WFI; + __raw_writel(tmp, reg_base + PWR_CTRL1); + + /* + * Disable the clock up feature on Exynos4x12, in case it was + * enabled by bootloader. + */ + if (exynos4_soc == EXYNOS4X12) + __raw_writel(0x0, reg_base + E4X12_PWR_CTRL2); +} + /* register exynos4 clocks */ static void __init exynos4_clk_init(struct device_node *np, enum exynos4_soc soc) @@ -1224,6 +1442,8 @@ static void __init exynos4_clk_init(struct device_node *np, ARRAY_SIZE(exynos4_div_clks)); samsung_clk_register_gate(ctx, exynos4_gate_clks, ARRAY_SIZE(exynos4_gate_clks)); + samsung_clk_register_fixed_factor(ctx, exynos4_fixed_factor_clks, + ARRAY_SIZE(exynos4_fixed_factor_clks)); if (exynos4_soc == EXYNOS4210) { samsung_clk_register_fixed_rate(ctx, exynos4210_fixed_rate_clks, @@ -1236,6 +1456,9 @@ static void __init exynos4_clk_init(struct device_node *np, ARRAY_SIZE(exynos4210_gate_clks)); samsung_clk_register_alias(ctx, exynos4210_aliases, ARRAY_SIZE(exynos4210_aliases)); + samsung_clk_register_fixed_factor(ctx, + exynos4210_fixed_factor_clks, + ARRAY_SIZE(exynos4210_fixed_factor_clks)); } else { samsung_clk_register_mux(ctx, exynos4x12_mux_clks, ARRAY_SIZE(exynos4x12_mux_clks)); @@ -1245,13 +1468,19 @@ static void __init exynos4_clk_init(struct device_node *np, ARRAY_SIZE(exynos4x12_gate_clks)); samsung_clk_register_alias(ctx, exynos4x12_aliases, ARRAY_SIZE(exynos4x12_aliases)); + samsung_clk_register_fixed_factor(ctx, + exynos4x12_fixed_factor_clks, + ARRAY_SIZE(exynos4x12_fixed_factor_clks)); } samsung_clk_register_alias(ctx, exynos4_aliases, ARRAY_SIZE(exynos4_aliases)); + exynos4_core_down_clock(soc); exynos4_clk_sleep_init(); + samsung_clk_of_add_provider(np, ctx); + pr_info("%s clocks: sclk_apll = %ld, sclk_mpll = %ld\n" "\tsclk_epll = %ld, sclk_vpll = %ld, arm_clk = %ld\n", exynos4_soc == EXYNOS4210 ? "Exynos4210" : "Exynos4x12", |