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Commit 78b60ce7 authored by Paulo Zanoni's avatar Paulo Zanoni
Browse files

drm/i915/icl: add definitions for the ICL PLL registers 



There's a lot of code for the PLL enabling, so let's first only
introduce the register definitions in order to make patch reviewing a
little easier.

v2: Coding style (Jani).
v3: Preparation for upstreaming.
v4: Fix MG_CLKTOP2_CORECLKCTL1 address and random typos (James).

Cc: James Ausmus <james.ausmus@intel.com>
Signed-off-by: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: default avatarJames Ausmus <james.ausmus@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180328215803.13835-3-paulo.r.zanoni@intel.com
parent 37cde11b

drivers/gpu/drm/i915/i915_reg.h

+149 −0
Original line number Diff line number Diff line
@@ -8759,6 +8759,12 @@ enum skl_power_gate { 
#define  PORT_CLK_SEL_NONE		(7<<29)

#define  PORT_CLK_SEL_MASK		(7<<29)



/* On ICL+ this is the same as PORT_CLK_SEL, but all bits change. */

#define DDI_CLK_SEL(port)		PORT_CLK_SEL(port)

#define  DDI_CLK_SEL_NONE		(0x0 << 28)

#define  DDI_CLK_SEL_MG			(0x8 << 28)

#define  DDI_CLK_SEL_MASK		(0xF << 28)



/* Transcoder clock selection */

#define _TRANS_CLK_SEL_A		0x46140

#define _TRANS_CLK_SEL_B		0x46144
@@ -8889,6 +8895,7 @@ enum skl_power_gate { 
 * CNL Clocks

 */

#define DPCLKA_CFGCR0				_MMIO(0x6C200)

#define DPCLKA_CFGCR0_ICL			_MMIO(0x164280)

#define  DPCLKA_CFGCR0_DDI_CLK_OFF(port)	(1 << ((port) ==  PORT_F ? 23 : \

						      (port)+10))

#define  DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(port)	((port) == PORT_F ? 21 : \
@@ -8905,10 +8912,141 @@ enum skl_power_gate { 
#define  PLL_POWER_STATE	(1 << 26)

#define CNL_DPLL_ENABLE(pll)	_MMIO_PLL(pll, DPLL0_ENABLE, DPLL1_ENABLE)



#define _MG_PLL1_ENABLE		0x46030

#define _MG_PLL2_ENABLE		0x46034

#define _MG_PLL3_ENABLE		0x46038

#define _MG_PLL4_ENABLE		0x4603C

/* Bits are the same as DPLL0_ENABLE */

#define MG_PLL_ENABLE(port)	_MMIO_PORT((port) - PORT_C, _MG_PLL1_ENABLE, \

					   _MG_PLL2_ENABLE)



#define _MG_REFCLKIN_CTL_PORT1				0x16892C

#define _MG_REFCLKIN_CTL_PORT2				0x16992C

#define _MG_REFCLKIN_CTL_PORT3				0x16A92C

#define _MG_REFCLKIN_CTL_PORT4				0x16B92C

#define   MG_REFCLKIN_CTL_OD_2_MUX(x)			((x) << 8)

#define MG_REFCLKIN_CTL(port) _MMIO_PORT((port) - PORT_C, \

					 _MG_REFCLKIN_CTL_PORT1, \

					 _MG_REFCLKIN_CTL_PORT2)



#define _MG_CLKTOP2_CORECLKCTL1_PORT1			0x1688D8

#define _MG_CLKTOP2_CORECLKCTL1_PORT2			0x1698D8

#define _MG_CLKTOP2_CORECLKCTL1_PORT3			0x16A8D8

#define _MG_CLKTOP2_CORECLKCTL1_PORT4			0x16B8D8

#define   MG_CLKTOP2_CORECLKCTL1_B_DIVRATIO(x)		((x) << 16)

#define   MG_CLKTOP2_CORECLKCTL1_A_DIVRATIO(x)		((x) << 8)

#define MG_CLKTOP2_CORECLKCTL1(port) _MMIO_PORT((port) - PORT_C, \

						_MG_CLKTOP2_CORECLKCTL1_PORT1, \

						_MG_CLKTOP2_CORECLKCTL1_PORT2)



#define _MG_CLKTOP2_HSCLKCTL_PORT1			0x1688D4

#define _MG_CLKTOP2_HSCLKCTL_PORT2			0x1698D4

#define _MG_CLKTOP2_HSCLKCTL_PORT3			0x16A8D4

#define _MG_CLKTOP2_HSCLKCTL_PORT4			0x16B8D4

#define   MG_CLKTOP2_HSCLKCTL_CORE_INPUTSEL(x)		((x) << 16)

#define   MG_CLKTOP2_HSCLKCTL_TLINEDRV_CLKSEL(x)	((x) << 14)

#define   MG_CLKTOP2_HSCLKCTL_HSDIV_RATIO(x)		((x) << 12)

#define   MG_CLKTOP2_HSCLKCTL_DSDIV_RATIO(x)		((x) << 8)

#define MG_CLKTOP2_HSCLKCTL(port) _MMIO_PORT((port) - PORT_C, \

					     _MG_CLKTOP2_HSCLKCTL_PORT1, \

					     _MG_CLKTOP2_HSCLKCTL_PORT2)



#define _MG_PLL_DIV0_PORT1				0x168A00

#define _MG_PLL_DIV0_PORT2				0x169A00

#define _MG_PLL_DIV0_PORT3				0x16AA00

#define _MG_PLL_DIV0_PORT4				0x16BA00

#define   MG_PLL_DIV0_FRACNEN_H				(1 << 30)

#define   MG_PLL_DIV0_FBDIV_FRAC(x)			((x) << 8)

#define   MG_PLL_DIV0_FBDIV_INT(x)			((x) << 0)

#define MG_PLL_DIV0(port) _MMIO_PORT((port) - PORT_C, _MG_PLL_DIV0_PORT1, \

				     _MG_PLL_DIV0_PORT2)



#define _MG_PLL_DIV1_PORT1				0x168A04

#define _MG_PLL_DIV1_PORT2				0x169A04

#define _MG_PLL_DIV1_PORT3				0x16AA04

#define _MG_PLL_DIV1_PORT4				0x16BA04

#define   MG_PLL_DIV1_IREF_NDIVRATIO(x)			((x) << 16)

#define   MG_PLL_DIV1_DITHER_DIV_1			(0 << 12)

#define   MG_PLL_DIV1_DITHER_DIV_2			(1 << 12)

#define   MG_PLL_DIV1_DITHER_DIV_4			(2 << 12)

#define   MG_PLL_DIV1_DITHER_DIV_8			(3 << 12)

#define   MG_PLL_DIV1_NDIVRATIO(x)			((x) << 4)

#define   MG_PLL_DIV1_FBPREDIV(x)			((x) << 0)

#define MG_PLL_DIV1(port) _MMIO_PORT((port) - PORT_C, _MG_PLL_DIV1_PORT1, \

				     _MG_PLL_DIV1_PORT2)



#define _MG_PLL_LF_PORT1				0x168A08

#define _MG_PLL_LF_PORT2				0x169A08

#define _MG_PLL_LF_PORT3				0x16AA08

#define _MG_PLL_LF_PORT4				0x16BA08

#define   MG_PLL_LF_TDCTARGETCNT(x)			((x) << 24)

#define   MG_PLL_LF_AFCCNTSEL_256			(0 << 20)

#define   MG_PLL_LF_AFCCNTSEL_512			(1 << 20)

#define   MG_PLL_LF_GAINCTRL(x)				((x) << 16)

#define   MG_PLL_LF_INT_COEFF(x)			((x) << 8)

#define   MG_PLL_LF_PROP_COEFF(x)			((x) << 0)

#define MG_PLL_LF(port) _MMIO_PORT((port) - PORT_C, _MG_PLL_LF_PORT1, \

				   _MG_PLL_LF_PORT2)



#define _MG_PLL_FRAC_LOCK_PORT1				0x168A0C

#define _MG_PLL_FRAC_LOCK_PORT2				0x169A0C

#define _MG_PLL_FRAC_LOCK_PORT3				0x16AA0C

#define _MG_PLL_FRAC_LOCK_PORT4				0x16BA0C

#define   MG_PLL_FRAC_LOCK_TRUELOCK_CRIT_32		(1 << 18)

#define   MG_PLL_FRAC_LOCK_EARLYLOCK_CRIT_32		(1 << 16)

#define   MG_PLL_FRAC_LOCK_LOCKTHRESH(x)		((x) << 11)

#define   MG_PLL_FRAC_LOCK_DCODITHEREN			(1 << 10)

#define   MG_PLL_FRAC_LOCK_FEEDFWRDCAL_EN		(1 << 8)

#define   MG_PLL_FRAC_LOCK_FEEDFWRDGAIN(x)		((x) << 0)

#define MG_PLL_FRAC_LOCK(port) _MMIO_PORT((port) - PORT_C, \

					  _MG_PLL_FRAC_LOCK_PORT1, \

					  _MG_PLL_FRAC_LOCK_PORT2)



#define _MG_PLL_SSC_PORT1				0x168A10

#define _MG_PLL_SSC_PORT2				0x169A10

#define _MG_PLL_SSC_PORT3				0x16AA10

#define _MG_PLL_SSC_PORT4				0x16BA10

#define   MG_PLL_SSC_EN					(1 << 28)

#define   MG_PLL_SSC_TYPE(x)				((x) << 26)

#define   MG_PLL_SSC_STEPLENGTH(x)			((x) << 16)

#define   MG_PLL_SSC_STEPNUM(x)				((x) << 10)

#define   MG_PLL_SSC_FLLEN				(1 << 9)

#define   MG_PLL_SSC_STEPSIZE(x)			((x) << 0)

#define MG_PLL_SSC(port) _MMIO_PORT((port) - PORT_C, _MG_PLL_SSC_PORT1, \

				    _MG_PLL_SSC_PORT2)



#define _MG_PLL_BIAS_PORT1				0x168A14

#define _MG_PLL_BIAS_PORT2				0x169A14

#define _MG_PLL_BIAS_PORT3				0x16AA14

#define _MG_PLL_BIAS_PORT4				0x16BA14

#define   MG_PLL_BIAS_BIAS_GB_SEL(x)			((x) << 30)

#define   MG_PLL_BIAS_INIT_DCOAMP(x)			((x) << 24)

#define   MG_PLL_BIAS_BIAS_BONUS(x)			((x) << 16)

#define   MG_PLL_BIAS_BIASCAL_EN			(1 << 15)

#define   MG_PLL_BIAS_CTRIM(x)				((x) << 8)

#define   MG_PLL_BIAS_VREF_RDAC(x)			((x) << 5)

#define   MG_PLL_BIAS_IREFTRIM(x)			((x) << 0)

#define MG_PLL_BIAS(port) _MMIO_PORT((port) - PORT_C, _MG_PLL_BIAS_PORT1, \

				     _MG_PLL_BIAS_PORT2)



#define _MG_PLL_TDC_COLDST_BIAS_PORT1			0x168A18

#define _MG_PLL_TDC_COLDST_BIAS_PORT2			0x169A18

#define _MG_PLL_TDC_COLDST_BIAS_PORT3			0x16AA18

#define _MG_PLL_TDC_COLDST_BIAS_PORT4			0x16BA18

#define   MG_PLL_TDC_COLDST_IREFINT_EN			(1 << 27)

#define   MG_PLL_TDC_COLDST_REFBIAS_START_PULSE_W(x)	((x) << 17)

#define   MG_PLL_TDC_COLDST_COLDSTART			(1 << 16)

#define   MG_PLL_TDC_TDCOVCCORR_EN			(1 << 2)

#define   MG_PLL_TDC_TDCSEL(x)				((x) << 0)

#define MG_PLL_TDC_COLDST_BIAS(port) _MMIO_PORT((port) - PORT_C, \

						_MG_PLL_TDC_COLDST_BIAS_PORT1, \

						_MG_PLL_TDC_COLDST_BIAS_PORT2)



#define _CNL_DPLL0_CFGCR0		0x6C000

#define _CNL_DPLL1_CFGCR0		0x6C080

#define  DPLL_CFGCR0_HDMI_MODE		(1 << 30)

#define  DPLL_CFGCR0_SSC_ENABLE		(1 << 29)

#define  DPLL_CFGCR0_SSC_ENABLE_ICL	(1 << 25)

#define  DPLL_CFGCR0_LINK_RATE_MASK	(0xf << 25)

#define  DPLL_CFGCR0_LINK_RATE_2700	(0 << 25)

#define  DPLL_CFGCR0_LINK_RATE_1350	(1 << 25)
@@ -8942,8 +9080,19 @@ enum skl_power_gate { 
#define  DPLL_CFGCR1_PDIV_5		(4 << 2)

#define  DPLL_CFGCR1_PDIV_7		(8 << 2)

#define  DPLL_CFGCR1_CENTRAL_FREQ	(3 << 0)

#define  DPLL_CFGCR1_CENTRAL_FREQ_8400	(3 << 0)

#define CNL_DPLL_CFGCR1(pll)		_MMIO_PLL(pll, _CNL_DPLL0_CFGCR1, _CNL_DPLL1_CFGCR1)



#define _ICL_DPLL0_CFGCR0		0x164000

#define _ICL_DPLL1_CFGCR0		0x164080

#define ICL_DPLL_CFGCR0(pll)		_MMIO_PLL(pll, _ICL_DPLL0_CFGCR0, \

						  _ICL_DPLL1_CFGCR0)



#define _ICL_DPLL0_CFGCR1		0x164004

#define _ICL_DPLL1_CFGCR1		0x164084

#define ICL_DPLL_CFGCR1(pll)		_MMIO_PLL(pll, _ICL_DPLL0_CFGCR1, \

						  _ICL_DPLL1_CFGCR1)



/* BXT display engine PLL */

#define BXT_DE_PLL_CTL			_MMIO(0x6d000)

#define   BXT_DE_PLL_RATIO(x)		(x)	/* {60,65,100} * 19.2MHz */