Adding required gate clocks for USB3.0 DRD controller present on Exynos7. Signed-off-by: Vivek Gautam <gautam.vivek@xxxxxxxxxxx> --- drivers/clk/samsung/clk-exynos7.c | 64 +++++++++++++++++++++++++++++++ include/dt-bindings/clock/exynos7-clk.h | 9 ++++- 2 files changed, 72 insertions(+), 1 deletion(-) diff --git a/drivers/clk/samsung/clk-exynos7.c b/drivers/clk/samsung/clk-exynos7.c index ea4483b..3128593 100644 --- a/drivers/clk/samsung/clk-exynos7.c +++ b/drivers/clk/samsung/clk-exynos7.c @@ -343,6 +343,8 @@ static struct samsung_mux_clock top1_mux_clks[] __initdata = { MUX(0, "mout_aclk_fsys0_200", mout_top1_group1, MUX_SEL_TOP13, 28, 2), MUX(0, "mout_sclk_mmc2", mout_top1_group1, MUX_SEL_TOP1_FSYS0, 24, 2), + MUX(0, "mout_sclk_usbdrd300", mout_top1_group1, + MUX_SEL_TOP1_FSYS0, 28, 2), MUX(0, "mout_sclk_mmc1", mout_top1_group1, MUX_SEL_TOP1_FSYS1, 24, 2), MUX(0, "mout_sclk_mmc0", mout_top1_group1, MUX_SEL_TOP1_FSYS1, 28, 2), @@ -356,6 +358,8 @@ static struct samsung_div_clock top1_div_clks[] __initdata = { DIV(DOUT_SCLK_MMC2, "dout_sclk_mmc2", "mout_sclk_mmc2", DIV_TOP1_FSYS0, 24, 4), + DIV(0, "dout_sclk_usbdrd300", "mout_sclk_usbdrd300", + DIV_TOP1_FSYS0, 28, 4), DIV(DOUT_SCLK_MMC1, "dout_sclk_mmc1", "mout_sclk_mmc1", DIV_TOP1_FSYS1, 24, 4), @@ -366,6 +370,8 @@ static struct samsung_div_clock top1_div_clks[] __initdata = { static struct samsung_gate_clock top1_gate_clks[] __initdata = { GATE(CLK_SCLK_MMC2, "sclk_mmc2", "dout_sclk_mmc2", ENABLE_SCLK_TOP1_FSYS0, 24, CLK_SET_RATE_PARENT, 0), + GATE(0, "sclk_usbdrd300", "dout_sclk_usbdrd300", + ENABLE_SCLK_TOP1_FSYS0, 28, 0, 0), GATE(CLK_SCLK_MMC1, "sclk_mmc1", "dout_sclk_mmc1", ENABLE_SCLK_TOP1_FSYS1, 24, CLK_SET_RATE_PARENT, 0), @@ -647,7 +653,12 @@ CLK_OF_DECLARE(exynos7_clk_peris, "samsung,exynos7-clock-peris", /* Register Offset definitions for CMU_FSYS0 (0x10E90000) */ #define MUX_SEL_FSYS00 0x0200 #define MUX_SEL_FSYS01 0x0204 +#define MUX_SEL_FSYS02 0x0208 +#define ENABLE_ACLK_FSYS00 0x0800 #define ENABLE_ACLK_FSYS01 0x0804 +#define ENABLE_SCLK_FSYS01 0x0A04 +#define ENABLE_SCLK_FSYS02 0x0A08 +#define ENABLE_SCLK_FSYS04 0x0A10 /* * List of parent clocks for Muxes in CMU_FSYS0 @@ -655,10 +666,29 @@ CLK_OF_DECLARE(exynos7_clk_peris, "samsung,exynos7-clock-peris", PNAME(mout_aclk_fsys0_200_p) = { "fin_pll", "dout_aclk_fsys0_200" }; PNAME(mout_sclk_mmc2_p) = { "fin_pll", "sclk_mmc2" }; +PNAME(mout_sclk_usbdrd300_p) = { "fin_pll", "sclk_usbdrd300" }; +PNAME(mout_phyclk_usbdrd300_udrd30_phyclk_p) = { "fin_pll", + "phyclk_usbdrd300_udrd30_phyclock" }; +PNAME(mout_phyclk_usbdrd300_udrd30_pipe_pclk_p) = { "fin_pll", + "phyclk_usbdrd300_udrd30_pipe_pclk" }; + +/* fixed rate clocks used in the FSYS0 block */ +struct samsung_fixed_rate_clock fixed_rate_clks_fsys0[] __initdata = { + FRATE(0, "phyclk_usbdrd300_udrd30_phyclock", NULL, + CLK_IS_ROOT, 60000000), + FRATE(0, "phyclk_usbdrd300_udrd30_pipe_pclk", NULL, + CLK_IS_ROOT, 125000000), +}; + static unsigned long fsys0_clk_regs[] __initdata = { MUX_SEL_FSYS00, MUX_SEL_FSYS01, + MUX_SEL_FSYS02, + ENABLE_ACLK_FSYS00, ENABLE_ACLK_FSYS01, + ENABLE_SCLK_FSYS01, + ENABLE_SCLK_FSYS02, + ENABLE_SCLK_FSYS04, }; static struct samsung_mux_clock fsys0_mux_clks[] __initdata = { @@ -666,11 +696,45 @@ static struct samsung_mux_clock fsys0_mux_clks[] __initdata = { MUX_SEL_FSYS00, 24, 1), MUX(0, "mout_sclk_mmc2_user", mout_sclk_mmc2_p, MUX_SEL_FSYS01, 24, 1), + MUX(0, "mout_sclk_usbdrd300_user", mout_sclk_usbdrd300_p, + MUX_SEL_FSYS01, 28, 1), + + MUX(0, "mout_phyclk_usbdrd300_udrd30_pipe_pclk_user", + mout_phyclk_usbdrd300_udrd30_pipe_pclk_p, + MUX_SEL_FSYS02, 24, 1), + MUX(0, "mout_phyclk_usbdrd300_udrd30_phyclk_user", + mout_phyclk_usbdrd300_udrd30_phyclk_p, + MUX_SEL_FSYS02, 28, 1), }; static struct samsung_gate_clock fsys0_gate_clks[] __initdata = { + GATE(ACLK_AXIUS_USBDRD30X_FSYS0X, "aclk_axius_usbdrd30x_fsys0x", + "mout_aclk_fsys0_200_user", + ENABLE_ACLK_FSYS00, 19, 0, 0), + + GATE(ACLK_USBDRD300, "aclk_usbdrd300", "mout_aclk_fsys0_200_user", + ENABLE_ACLK_FSYS01, 29, 0, 0), GATE(ACLK_MMC2, "aclk_mmc2", "mout_aclk_fsys0_200_user", ENABLE_ACLK_FSYS01, 31, 0, 0), + + GATE(SCLK_USBDRD300_SUSPENDCLK, "sclk_usbdrd300_suspendclk", + "mout_sclk_usbdrd300_user", + ENABLE_SCLK_FSYS01, 4, 0, 0), + GATE(SCLK_USBDRD300_REFCLK, "sclk_usbdrd300_refclk", "fin_pll", + ENABLE_SCLK_FSYS01, 8, 0, 0), + + GATE(PHYCLK_USBDRD300_UDRD30_PIPE_PCLK_USER, + "phyclk_usbdrd300_udrd30_pipe_pclk_user", + "mout_phyclk_usbdrd300_udrd30_pipe_pclk_user", + ENABLE_SCLK_FSYS02, 24, 0, 0), + GATE(PHYCLK_USBDRD300_UDRD30_PHYCLK_USER, + "phyclk_usbdrd300_udrd30_phyclk_user", + "mout_phyclk_usbdrd300_udrd30_phyclk_user", + ENABLE_SCLK_FSYS02, 28, 0, 0), + + GATE(OSCCLK_PHY_CLKOUT_USB30_PHY, "oscclk_phy_clkout_usb30_phy", + "fin_pll", + ENABLE_SCLK_FSYS04, 28, 0, 0), }; static struct samsung_cmu_info fsys0_cmu_info __initdata = { diff --git a/include/dt-bindings/clock/exynos7-clk.h b/include/dt-bindings/clock/exynos7-clk.h index 8e4681b..eef2116 100644 --- a/include/dt-bindings/clock/exynos7-clk.h +++ b/include/dt-bindings/clock/exynos7-clk.h @@ -82,7 +82,14 @@ /* FSYS0 */ #define ACLK_MMC2 1 -#define FSYS0_NR_CLK 2 +#define ACLK_AXIUS_USBDRD30X_FSYS0X 2 +#define ACLK_USBDRD300 3 +#define SCLK_USBDRD300_SUSPENDCLK 4 +#define SCLK_USBDRD300_REFCLK 5 +#define PHYCLK_USBDRD300_UDRD30_PIPE_PCLK_USER 6 +#define PHYCLK_USBDRD300_UDRD30_PHYCLK_USER 7 +#define OSCCLK_PHY_CLKOUT_USB30_PHY 8 +#define FSYS0_NR_CLK 9 /* FSYS1 */ #define ACLK_MMC1 1 -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html