xref: /linux/drivers/gpu/drm/i915/display/intel_snps_phy_regs.h (revision 7ae9fb1b7ecbb5d85d07857943f677fd1a559b18)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2022 Intel Corporation
4  */
5 
6 #ifndef __INTEL_SNPS_PHY_REGS__
7 #define __INTEL_SNPS_PHY_REGS__
8 
9 #include "intel_display_reg_defs.h"
10 
11 #define _SNPS_PHY_A_BASE			0x168000
12 #define _SNPS_PHY_B_BASE			0x169000
13 #define _SNPS_PHY(phy)				_PHY(phy, \
14 						     _SNPS_PHY_A_BASE, \
15 						     _SNPS_PHY_B_BASE)
16 #define _SNPS2(phy, reg)			(_SNPS_PHY(phy) - \
17 						 _SNPS_PHY_A_BASE + (reg))
18 #define _MMIO_SNPS(phy, reg)			_MMIO(_SNPS2(phy, reg))
19 #define _MMIO_SNPS_LN(ln, phy, reg)		_MMIO(_SNPS2(phy, \
20 							     (reg) + (ln) * 0x10))
21 
22 #define SNPS_PHY_MPLLB_CP(phy)			_MMIO_SNPS(phy, 0x168000)
23 #define   SNPS_PHY_MPLLB_CP_INT			REG_GENMASK(31, 25)
24 #define   SNPS_PHY_MPLLB_CP_INT_GS		REG_GENMASK(23, 17)
25 #define   SNPS_PHY_MPLLB_CP_PROP		REG_GENMASK(15, 9)
26 #define   SNPS_PHY_MPLLB_CP_PROP_GS		REG_GENMASK(7, 1)
27 
28 #define SNPS_PHY_MPLLB_DIV(phy)			_MMIO_SNPS(phy, 0x168004)
29 #define   SNPS_PHY_MPLLB_FORCE_EN		REG_BIT(31)
30 #define   SNPS_PHY_MPLLB_DIV_CLK_EN		REG_BIT(30)
31 #define   SNPS_PHY_MPLLB_DIV5_CLK_EN		REG_BIT(29)
32 #define   SNPS_PHY_MPLLB_V2I			REG_GENMASK(27, 26)
33 #define   SNPS_PHY_MPLLB_FREQ_VCO		REG_GENMASK(25, 24)
34 #define   SNPS_PHY_MPLLB_DIV_MULTIPLIER		REG_GENMASK(23, 16)
35 #define   SNPS_PHY_MPLLB_PMIX_EN		REG_BIT(10)
36 #define   SNPS_PHY_MPLLB_DP2_MODE		REG_BIT(9)
37 #define   SNPS_PHY_MPLLB_WORD_DIV2_EN		REG_BIT(8)
38 #define   SNPS_PHY_MPLLB_TX_CLK_DIV		REG_GENMASK(7, 5)
39 #define   SNPS_PHY_MPLLB_SHIM_DIV32_CLK_SEL	REG_BIT(0)
40 
41 #define SNPS_PHY_MPLLB_FRACN1(phy)		_MMIO_SNPS(phy, 0x168008)
42 #define   SNPS_PHY_MPLLB_FRACN_EN		REG_BIT(31)
43 #define   SNPS_PHY_MPLLB_FRACN_CGG_UPDATE_EN	REG_BIT(30)
44 #define   SNPS_PHY_MPLLB_FRACN_DEN		REG_GENMASK(15, 0)
45 
46 #define SNPS_PHY_MPLLB_FRACN2(phy)		_MMIO_SNPS(phy, 0x16800C)
47 #define   SNPS_PHY_MPLLB_FRACN_REM		REG_GENMASK(31, 16)
48 #define   SNPS_PHY_MPLLB_FRACN_QUOT		REG_GENMASK(15, 0)
49 
50 #define SNPS_PHY_MPLLB_SSCEN(phy)		_MMIO_SNPS(phy, 0x168014)
51 #define   SNPS_PHY_MPLLB_SSC_EN			REG_BIT(31)
52 #define   SNPS_PHY_MPLLB_SSC_UP_SPREAD		REG_BIT(30)
53 #define   SNPS_PHY_MPLLB_SSC_PEAK		REG_GENMASK(29, 10)
54 
55 #define SNPS_PHY_MPLLB_SSCSTEP(phy)		_MMIO_SNPS(phy, 0x168018)
56 #define   SNPS_PHY_MPLLB_SSC_STEPSIZE		REG_GENMASK(31, 11)
57 
58 #define SNPS_PHY_MPLLB_DIV2(phy)		_MMIO_SNPS(phy, 0x16801C)
59 #define   SNPS_PHY_MPLLB_HDMI_PIXEL_CLK_DIV	REG_GENMASK(19, 18)
60 #define   SNPS_PHY_MPLLB_HDMI_DIV		REG_GENMASK(17, 15)
61 #define   SNPS_PHY_MPLLB_REF_CLK_DIV		REG_GENMASK(14, 12)
62 #define   SNPS_PHY_MPLLB_MULTIPLIER		REG_GENMASK(11, 0)
63 
64 #define SNPS_PHY_REF_CONTROL(phy)		_MMIO_SNPS(phy, 0x168188)
65 #define   SNPS_PHY_REF_CONTROL_REF_RANGE	REG_GENMASK(31, 27)
66 
67 #define SNPS_PHY_TX_REQ(phy)			_MMIO_SNPS(phy, 0x168200)
68 #define   SNPS_PHY_TX_REQ_LN_DIS_PWR_STATE_PSR	REG_GENMASK(31, 30)
69 
70 #define SNPS_PHY_TX_EQ(ln, phy)			_MMIO_SNPS_LN(ln, phy, 0x168300)
71 #define   SNPS_PHY_TX_EQ_MAIN			REG_GENMASK(23, 18)
72 #define   SNPS_PHY_TX_EQ_POST			REG_GENMASK(15, 10)
73 #define   SNPS_PHY_TX_EQ_PRE			REG_GENMASK(7, 2)
74 
75 #endif /* __INTEL_SNPS_PHY_REGS__ */
76