From 3a767b35c6c2f2e5f75e22a429b4d6d8c6736626 Mon Sep 17 00:00:00 2001 From: Shaik Ameer Basha Date: Thu, 8 May 2014 16:57:51 +0530 Subject: [PATCH] clk: samsung: exynos5420: add clocks for ISP block This patch adds minimum set of clocks to gate ISP block for power saving. Signed-off-by: Rahul Sharma Signed-off-by: Shaik Ameer Basha Signed-off-by: Tomasz Figa --- drivers/clk/samsung/clk-exynos5420.c | 86 ++++++++++++++++++++++++++ include/dt-bindings/clock/exynos5420.h | 7 +++ 2 files changed, 93 insertions(+) diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c index 2ee7ef21909d..c7e66219434f 100644 --- a/drivers/clk/samsung/clk-exynos5420.c +++ b/drivers/clk/samsung/clk-exynos5420.c @@ -57,6 +57,7 @@ #define SRC_FSYS 0x10244 #define SRC_PERIC0 0x10250 #define SRC_PERIC1 0x10254 +#define SRC_ISP 0x10270 #define SRC_TOP10 0x10280 #define SRC_TOP11 0x10284 #define SRC_TOP12 0x10288 @@ -77,12 +78,15 @@ #define DIV_PERIC2 0x10560 #define DIV_PERIC3 0x10564 #define DIV_PERIC4 0x10568 +#define SCLK_DIV_ISP0 0x10580 +#define SCLK_DIV_ISP1 0x10584 #define GATE_BUS_TOP 0x10700 #define GATE_BUS_FSYS0 0x10740 #define GATE_BUS_PERIC 0x10750 #define GATE_BUS_PERIC1 0x10754 #define GATE_BUS_PERIS0 0x10760 #define GATE_BUS_PERIS1 0x10764 +#define GATE_TOP_SCLK_ISP 0x10870 #define GATE_IP_GSCL0 0x10910 #define GATE_IP_GSCL1 0x10920 #define GATE_IP_MFC 0x1092c @@ -145,6 +149,7 @@ static unsigned long exynos5420_clk_regs[] __initdata = { SRC_MASK_FSYS, SRC_MASK_PERIC0, SRC_MASK_PERIC1, + SRC_ISP, DIV_TOP0, DIV_TOP1, DIV_TOP2, @@ -158,12 +163,15 @@ static unsigned long exynos5420_clk_regs[] __initdata = { DIV_PERIC2, DIV_PERIC3, DIV_PERIC4, + SCLK_DIV_ISP0, + SCLK_DIV_ISP1, GATE_BUS_TOP, GATE_BUS_FSYS0, GATE_BUS_PERIC, GATE_BUS_PERIC1, GATE_BUS_PERIS0, GATE_BUS_PERIS1, + GATE_TOP_SCLK_ISP, GATE_IP_GSCL0, GATE_IP_GSCL1, GATE_IP_MFC, @@ -250,6 +258,15 @@ PNAME(mout_user_aclk200_fsys_p) = {"fin_pll", "mout_sw_aclk200_fsys"}; PNAME(mout_sw_aclk200_fsys2_p) = {"dout_aclk200_fsys2", "mout_sclk_spll"}; PNAME(mout_user_aclk200_fsys2_p) = {"fin_pll", "mout_sw_aclk200_fsys2"}; +PNAME(mout_sw_aclk400_isp_p) = {"dout_aclk400_isp", "mout_sclk_spll"}; +PNAME(mout_user_aclk400_isp_p) = {"fin_pll", "mout_sw_aclk400_isp"}; + +PNAME(mout_sw_aclk333_432_isp0_p) = {"dout_aclk333_432_isp0", + "mout_sclk_spll"}; +PNAME(mout_user_aclk333_432_isp0_p) = {"fin_pll", "mout_sw_aclk333_432_isp0"}; + +PNAME(mout_sw_aclk333_432_isp_p) = {"dout_aclk333_432_isp", "mout_sclk_spll"}; +PNAME(mout_user_aclk333_432_isp_p) = {"fin_pll", "mout_sw_aclk333_432_isp"}; PNAME(mout_sw_aclk200_p) = {"dout_aclk200", "mout_sclk_spll"}; PNAME(mout_aclk200_disp1_p) = {"fin_pll", "mout_sw_aclk200"}; @@ -265,6 +282,7 @@ PNAME(mout_user_aclk166_p) = {"fin_pll", "mout_sw_aclk166"}; PNAME(mout_sw_aclk266_p) = {"dout_aclk266", "mout_sclk_spll"}; PNAME(mout_user_aclk266_p) = {"fin_pll", "mout_sw_aclk266"}; +PNAME(mout_user_aclk266_isp_p) = {"fin_pll", "mout_sw_aclk266"}; PNAME(mout_sw_aclk333_432_gscl_p) = {"dout_aclk333_432_gscl", "mout_sclk_spll"}; PNAME(mout_user_aclk333_432_gscl_p) = {"fin_pll", "mout_sw_aclk333_432_gscl"}; @@ -332,6 +350,7 @@ static struct samsung_mux_clock exynos5420_mux_clks[] __initdata = { MUX(0, "sclk_bpll", mout_bpll_p, SRC_CDREX, 0, 1), + MUX(0, "mout_aclk400_isp", mout_group1_p, SRC_TOP0, 0, 2), MUX_A(0, "mout_aclk400_mscl", mout_group1_p, SRC_TOP0, 4, 2, "aclk400_mscl"), MUX(0, "mout_aclk200", mout_group1_p, SRC_TOP0, 8, 2), @@ -339,7 +358,10 @@ static struct samsung_mux_clock exynos5420_mux_clks[] __initdata = { MUX(0, "mout_aclk200_fsys", mout_group1_p, SRC_TOP0, 28, 2), MUX(0, "mout_aclk333_432_gscl", mout_group4_p, SRC_TOP1, 0, 2), + MUX(0, "mout_aclk333_432_isp", mout_group4_p, + SRC_TOP1, 4, 2), MUX(0, "mout_aclk66", mout_group1_p, SRC_TOP1, 8, 2), + MUX(0, "mout_aclk333_432_isp0", mout_group4_p, SRC_TOP1, 12, 2), MUX(0, "mout_aclk266", mout_group1_p, SRC_TOP1, 20, 2), MUX(0, "mout_aclk166", mout_group1_p, SRC_TOP1, 24, 2), MUX(0, "mout_aclk333", mout_group1_p, SRC_TOP1, 28, 2), @@ -351,6 +373,8 @@ static struct samsung_mux_clock exynos5420_mux_clks[] __initdata = { MUX(0, "mout_aclk300_disp1", mout_group1_p, SRC_TOP2, 24, 2), MUX(0, "mout_aclk300_gscl", mout_group1_p, SRC_TOP2, 28, 2), + MUX(0, "mout_user_aclk400_isp", mout_user_aclk400_isp_p, + SRC_TOP3, 0, 1), MUX(0, "mout_user_aclk400_mscl", mout_user_aclk400_mscl_p, SRC_TOP3, 4, 1), MUX(0, "mout_aclk200_disp1", mout_aclk200_disp1_p, SRC_TOP3, 8, 1), @@ -361,7 +385,13 @@ static struct samsung_mux_clock exynos5420_mux_clks[] __initdata = { MUX(0, "mout_user_aclk333_432_gscl", mout_user_aclk333_432_gscl_p, SRC_TOP4, 0, 1), + MUX(0, "mout_user_aclk333_432_isp", mout_user_aclk333_432_isp_p, + SRC_TOP4, 4, 1), MUX(0, "mout_aclk66_peric", mout_aclk66_peric_p, SRC_TOP4, 8, 1), + MUX(0, "mout_user_aclk333_432_isp0", mout_user_aclk333_432_isp0_p, + SRC_TOP4, 12, 1), + MUX(0, "mout_user_aclk266_isp", mout_user_aclk266_isp_p, + SRC_TOP4, 16, 1), MUX(0, "mout_user_aclk266", mout_user_aclk266_p, SRC_TOP4, 20, 1), MUX(0, "mout_user_aclk166", mout_user_aclk166_p, SRC_TOP4, 24, 1), MUX(0, "mout_user_aclk333", mout_user_aclk333_p, SRC_TOP4, 28, 1), @@ -389,6 +419,8 @@ static struct samsung_mux_clock exynos5420_mux_clks[] __initdata = { MUX(0, "mout_sclk_dpll", mout_dpll_p, SRC_TOP6, 24, 1), MUX(0, "mout_sclk_cpll", mout_cpll_p, SRC_TOP6, 28, 1), + MUX(0, "mout_sw_aclk400_isp", mout_sw_aclk400_isp_p, + SRC_TOP10, 0, 1), MUX(0, "mout_sw_aclk400_mscl", mout_sw_aclk400_mscl_p, SRC_TOP10, 4, 1), MUX(0, "mout_sw_aclk200", mout_sw_aclk200_p, SRC_TOP10, 8, 1), @@ -396,9 +428,14 @@ static struct samsung_mux_clock exynos5420_mux_clks[] __initdata = { SRC_TOP10, 12, 1), MUX(0, "mout_sw_aclk200_fsys", mout_sw_aclk200_fsys_p, SRC_TOP10, 28, 1), + MUX(0, "mout_sw_aclk333_432_gscl", mout_sw_aclk333_432_gscl_p, SRC_TOP11, 0, 1), + MUX(0, "mout_sw_aclk333_432_isp", mout_sw_aclk333_432_isp_p, + SRC_TOP11, 4, 1), MUX(0, "mout_sw_aclk66", mout_sw_aclk66_p, SRC_TOP11, 8, 1), + MUX(0, "mout_sw_aclk333_432_isp0", mout_sw_aclk333_432_isp0_p, + SRC_TOP11, 12, 1), MUX(0, "mout_sw_aclk266", mout_sw_aclk266_p, SRC_TOP11, 20, 1), MUX(0, "mout_sw_aclk166", mout_sw_aclk166_p, SRC_TOP11, 24, 1), MUX(0, "mout_sw_aclk333", mout_sw_aclk333_p, SRC_TOP11, 28, 1), @@ -446,6 +483,13 @@ static struct samsung_mux_clock exynos5420_mux_clks[] __initdata = { MUX(0, "mout_spi0", mout_group2_p, SRC_PERIC1, 20, 3), MUX(0, "mout_spi1", mout_group2_p, SRC_PERIC1, 24, 3), MUX(0, "mout_spi2", mout_group2_p, SRC_PERIC1, 28, 3), + + /* ISP Block */ + MUX(0, "mout_pwm_isp", mout_group2_p, SRC_ISP, 24, 3), + MUX(0, "mout_uart_isp", mout_group2_p, SRC_ISP, 20, 3), + MUX(0, "mout_spi0_isp", mout_group2_p, SRC_ISP, 12, 3), + MUX(0, "mout_spi1_isp", mout_group2_p, SRC_ISP, 16, 3), + MUX(0, "mout_isp_sensor", mout_group2_p, SRC_ISP, 28, 3), }; static struct samsung_div_clock exynos5420_div_clks[] __initdata = { @@ -455,6 +499,7 @@ static struct samsung_div_clock exynos5420_div_clks[] __initdata = { DIV(0, "div_kfc", "mout_kfc", DIV_KFC0, 0, 3), DIV(0, "sclk_kpll", "mout_kpll", DIV_KFC0, 24, 3), + DIV(0, "dout_aclk400_isp", "mout_aclk400_isp", DIV_TOP0, 0, 3), DIV(0, "dout_aclk400_mscl", "mout_aclk400_mscl", DIV_TOP0, 4, 3), DIV(0, "dout_aclk200", "mout_aclk200", DIV_TOP0, 8, 3), DIV(0, "dout_aclk200_fsys2", "mout_aclk200_fsys2", DIV_TOP0, 12, 3), @@ -463,7 +508,11 @@ static struct samsung_div_clock exynos5420_div_clks[] __initdata = { DIV(0, "dout_aclk333_432_gscl", "mout_aclk333_432_gscl", DIV_TOP1, 0, 3), + DIV(0, "dout_aclk333_432_isp", "mout_aclk333_432_isp", + DIV_TOP1, 4, 3), DIV(0, "dout_aclk66", "mout_aclk66", DIV_TOP1, 8, 6), + DIV(0, "dout_aclk333_432_isp0", "mout_aclk333_432_isp0", + DIV_TOP1, 16, 3), DIV(0, "dout_aclk266", "mout_aclk266", DIV_TOP1, 20, 3), DIV(0, "dout_aclk166", "mout_aclk166", DIV_TOP1, 24, 3), DIV(0, "dout_aclk333", "mout_aclk333", DIV_TOP1, 28, 3), @@ -526,6 +575,19 @@ static struct samsung_div_clock exynos5420_div_clks[] __initdata = { DIV(0, "dout_pre_spi0", "dout_spi0", DIV_PERIC4, 8, 8), DIV(0, "dout_pre_spi1", "dout_spi1", DIV_PERIC4, 16, 8), DIV(0, "dout_pre_spi2", "dout_spi2", DIV_PERIC4, 24, 8), + + /* ISP Block */ + DIV(0, "dout_isp_sensor0", "mout_isp_sensor", SCLK_DIV_ISP0, 8, 8), + DIV(0, "dout_isp_sensor1", "mout_isp_sensor", SCLK_DIV_ISP0, 16, 8), + DIV(0, "dout_isp_sensor2", "mout_isp_sensor", SCLK_DIV_ISP0, 24, 8), + DIV(0, "dout_pwm_isp", "mout_pwm_isp", SCLK_DIV_ISP1, 28, 4), + DIV(0, "dout_uart_isp", "mout_uart_isp", SCLK_DIV_ISP1, 24, 4), + DIV(0, "dout_spi0_isp", "mout_spi0_isp", SCLK_DIV_ISP1, 16, 4), + DIV(0, "dout_spi1_isp", "mout_spi1_isp", SCLK_DIV_ISP1, 20, 4), + DIV_F(0, "dout_spi0_isp_pre", "dout_spi0_isp", SCLK_DIV_ISP1, 0, 8, + CLK_SET_RATE_PARENT, 0), + DIV_F(0, "dout_spi1_isp_pre", "dout_spi1_isp", SCLK_DIV_ISP1, 8, 8, + CLK_SET_RATE_PARENT, 0), }; static struct samsung_gate_clock exynos5420_gate_clks[] __initdata = { @@ -547,20 +609,28 @@ static struct samsung_gate_clock exynos5420_gate_clks[] __initdata = { GATE_BUS_TOP, 1, CLK_IGNORE_UNUSED, 0), GATE(0, "aclk300_jpeg", "mout_user_aclk300_jpeg", GATE_BUS_TOP, 4, CLK_IGNORE_UNUSED, 0), + GATE(0, "aclk333_432_isp0", "mout_user_aclk333_432_isp0", + GATE_BUS_TOP, 5, 0, 0), GATE(0, "aclk300_gscl", "mout_user_aclk300_gscl", GATE_BUS_TOP, 6, CLK_IGNORE_UNUSED, 0), GATE(0, "aclk333_432_gscl", "mout_user_aclk333_432_gscl", GATE_BUS_TOP, 7, CLK_IGNORE_UNUSED, 0), + GATE(0, "aclk333_432_isp", "mout_user_aclk333_432_isp", + GATE_BUS_TOP, 8, 0, 0), GATE(0, "pclk66_gpio", "mout_sw_aclk66", GATE_BUS_TOP, 9, CLK_IGNORE_UNUSED, 0), GATE(0, "aclk66_psgen", "mout_aclk66_psgen", GATE_BUS_TOP, 10, CLK_IGNORE_UNUSED, 0), GATE(0, "aclk66_peric", "mout_aclk66_peric", GATE_BUS_TOP, 11, 0, 0), + GATE(0, "aclk266_isp", "mout_user_aclk266_isp", + GATE_BUS_TOP, 13, 0, 0), GATE(0, "aclk166", "mout_user_aclk166", GATE_BUS_TOP, 14, CLK_IGNORE_UNUSED, 0), GATE(0, "aclk333", "mout_aclk333", GATE_BUS_TOP, 15, CLK_IGNORE_UNUSED, 0), + GATE(0, "aclk400_isp", "mout_user_aclk400_isp", + GATE_BUS_TOP, 16, 0, 0), /* sclk */ GATE(CLK_SCLK_UART0, "sclk_uart0", "dout_uart0", @@ -735,6 +805,22 @@ static struct samsung_gate_clock exynos5420_gate_clks[] __initdata = { GATE(CLK_SMMU_FIMD1, "smmu_fimd1", "aclk300_disp1", GATE_IP_DISP1, 8, 0, 0), + /* ISP */ + GATE(CLK_SCLK_UART_ISP, "sclk_uart_isp", "dout_uart_isp", + GATE_TOP_SCLK_ISP, 0, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_SPI0_ISP, "sclk_spi0_isp", "dout_spi0_isp_pre", + GATE_TOP_SCLK_ISP, 1, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_SPI1_ISP, "sclk_spi1_isp", "dout_spi1_isp_pre", + GATE_TOP_SCLK_ISP, 2, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_PWM_ISP, "sclk_pwm_isp", "dout_pwm_isp", + GATE_TOP_SCLK_ISP, 3, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_ISP_SENSOR0, "sclk_isp_sensor0", "dout_isp_sensor0", + GATE_TOP_SCLK_ISP, 4, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_ISP_SENSOR1, "sclk_isp_sensor1", "dout_isp_sensor1", + GATE_TOP_SCLK_ISP, 8, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_ISP_SENSOR2, "sclk_isp_sensor2", "dout_isp_sensor2", + GATE_TOP_SCLK_ISP, 12, CLK_SET_RATE_PARENT, 0), + GATE(CLK_MFC, "mfc", "aclk333", GATE_IP_MFC, 0, 0, 0), GATE(CLK_SMMU_MFCL, "smmu_mfcl", "aclk333", GATE_IP_MFC, 1, 0, 0), GATE(CLK_SMMU_MFCR, "smmu_mfcr", "aclk333", GATE_IP_MFC, 2, 0, 0), diff --git a/include/dt-bindings/clock/exynos5420.h b/include/dt-bindings/clock/exynos5420.h index 54db8b34b1dc..bddf5496fef2 100644 --- a/include/dt-bindings/clock/exynos5420.h +++ b/include/dt-bindings/clock/exynos5420.h @@ -175,6 +175,13 @@ #define CLK_ACLK_G3D 500 #define CLK_G3D 501 #define CLK_SMMU_MIXER 502 +#define CLK_SCLK_UART_ISP 510 +#define CLK_SCLK_SPI0_ISP 511 +#define CLK_SCLK_SPI1_ISP 512 +#define CLK_SCLK_PWM_ISP 513 +#define CLK_SCLK_ISP_SENSOR0 514 +#define CLK_SCLK_ISP_SENSOR1 515 +#define CLK_SCLK_ISP_SENSOR2 516 /* mux clocks */ #define CLK_MOUT_HDMI 640 -- 2.20.1