From: Satheeshakrishna M Date: Thu, 13 Nov 2014 14:55:13 +0000 (+0000) Subject: drm/i915/skl: Register definitions for SKL Clocks X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=326ac39b68e6aeb57d81c60c6078989955c225b5;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git drm/i915/skl: Register definitions for SKL Clocks This patch defines the necessary SKL registers for implementing the new clocking mechanism. v2: Addressed review comments by Damien - Added code comment - Introduced enum for WRPLL values v3: Rebase on top of nightly (minor conflict in i915_reg.h) v4: Use 0x, not 0X (Ville) v5: Modified as per review comments from Paulo Reviewed-by: Paulo Zanoni Signed-off-by: Satheeshakrishna M (v2) Signed-off-by: Damien Lespiau (v3,v4) Signed-off-by: Damien Lespiau Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 35cfc16814c0..ba7815d7881e 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -6430,6 +6430,78 @@ enum punit_power_well { #define LCPLL_CD_SOURCE_FCLK (1<<21) #define LCPLL_CD_SOURCE_FCLK_DONE (1<<19) +/* + * SKL Clocks + */ + +/* CDCLK_CTL */ +#define CDCLK_CTL 0x46000 +#define CDCLK_FREQ_SEL_MASK (3<<26) +#define CDCLK_FREQ_450_432 (0<<26) +#define CDCLK_FREQ_540 (1<<26) +#define CDCLK_FREQ_337_308 (2<<26) +#define CDCLK_FREQ_675_617 (3<<26) +#define CDCLK_FREQ_DECIMAL_MASK (0x7ff) + +/* LCPLL_CTL */ +#define LCPLL1_CTL 0x46010 +#define LCPLL2_CTL 0x46014 +#define LCPLL_PLL_ENABLE (1<<31) + +/* DPLL control1 */ +#define DPLL_CTRL1 0x6C058 +#define DPLL_CTRL1_HDMI_MODE(id) (1<<((id)*6+5)) +#define DPLL_CTRL1_SSC(id) (1<<((id)*6+4)) +#define DPLL_CRTL1_LINK_RATE_MASK(id) (7<<((id)*6+1)) +#define DPLL_CRTL1_LINK_RATE(linkrate, id) ((linkrate)<<((id)*6+1)) +#define DPLL_CTRL1_OVERRIDE(id) (1<<((id)*6)) +#define DPLL_CRTL1_LINK_RATE_2700 0 +#define DPLL_CRTL1_LINK_RATE_1350 1 +#define DPLL_CRTL1_LINK_RATE_810 2 +#define DPLL_CRTL1_LINK_RATE_1620 3 +#define DPLL_CRTL1_LINK_RATE_1080 4 +#define DPLL_CRTL1_LINK_RATE_2160 5 + +/* DPLL control2 */ +#define DPLL_CTRL2 0x6C05C +#define DPLL_CTRL2_DDI_CLK_OFF(port) (1<<(port+15)) +#define DPLL_CTRL2_DDI_CLK_SEL_MASK(port) (3<<((port)*3+1)) +#define DPLL_CTRL2_DDI_CLK_SEL(clk, port) (clk<<((port)*3+1)) +#define DPLL_CTRL2_DDI_SEL_OVERRIDE(port) (1<<((port)*3)) + +/* DPLL Status */ +#define DPLL_STATUS 0x6C060 +#define DPLL_LOCK(id) (1<<((id)*8)) + +/* DPLL cfg */ +#define DPLL1_CFGCR1 0x6C040 +#define DPLL2_CFGCR1 0x6C048 +#define DPLL3_CFGCR1 0x6C050 +#define DPLL_CFGCR1_FREQ_ENABLE (1<<31) +#define DPLL_CFGCR1_DCO_FRACTION_MASK (0x7fff<<9) +#define DPLL_CFGCR1_DCO_FRACTION(x) (x<<9) +#define DPLL_CFGCR1_DCO_INTEGER_MASK (0x1ff) + +#define DPLL1_CFGCR2 0x6C044 +#define DPLL2_CFGCR2 0x6C04C +#define DPLL3_CFGCR2 0x6C054 +#define DPLL_CFGCR2_QDIV_RATIO_MASK (0xff<<8) +#define DPLL_CFGCR2_QDIV_RATIO(x) (x<<8) +#define DPLL_CFGCR2_QDIV_MODE(x) (x<<7) +#define DPLL_CFGCR2_KDIV_MASK (3<<5) +#define DPLL_CFGCR2_KDIV(x) (x<<5) +#define DPLL_CFGCR2_KDIV_5 (0<<5) +#define DPLL_CFGCR2_KDIV_2 (1<<5) +#define DPLL_CFGCR2_KDIV_3 (2<<5) +#define DPLL_CFGCR2_KDIV_1 (3<<5) +#define DPLL_CFGCR2_PDIV_MASK (7<<2) +#define DPLL_CFGCR2_PDIV(x) (x<<2) +#define DPLL_CFGCR2_PDIV_1 (0<<2) +#define DPLL_CFGCR2_PDIV_2 (1<<2) +#define DPLL_CFGCR2_PDIV_3 (2<<2) +#define DPLL_CFGCR2_PDIV_7 (4<<2) +#define DPLL_CFGCR2_CENTRAL_FREQ_MASK (3) + /* Please see hsw_read_dcomp() and hsw_write_dcomp() before using this register, * since on HSW we can't write to it using I915_WRITE. */ #define D_COMP_HSW (MCHBAR_MIRROR_BASE_SNB + 0x5F0C)