kernel/drivers/gpu/drm/rockchip/rockchip_lvds.h
2024-07-22 17:22:30 +08:00

124 lines
4.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
* Author:
* Sandy Huang <hjc@rock-chips.com>
* Mark Yao <mark.yao@rock-chips.com>
*/
#ifndef _ROCKCHIP_LVDS_
#define _ROCKCHIP_LVDS_
#define RK3288_LVDS_CH0_REG0 0x00
#define RK3288_LVDS_CH0_REG0_LVDS_EN BIT(7)
#define RK3288_LVDS_CH0_REG0_TTL_EN BIT(6)
#define RK3288_LVDS_CH0_REG0_LANECK_EN BIT(5)
#define RK3288_LVDS_CH0_REG0_LANE4_EN BIT(4)
#define RK3288_LVDS_CH0_REG0_LANE3_EN BIT(3)
#define RK3288_LVDS_CH0_REG0_LANE2_EN BIT(2)
#define RK3288_LVDS_CH0_REG0_LANE1_EN BIT(1)
#define RK3288_LVDS_CH0_REG0_LANE0_EN BIT(0)
#define RK3288_LVDS_CH0_REG1 0x04
#define RK3288_LVDS_CH0_REG1_LANECK_BIAS BIT(5)
#define RK3288_LVDS_CH0_REG1_LANE4_BIAS BIT(4)
#define RK3288_LVDS_CH0_REG1_LANE3_BIAS BIT(3)
#define RK3288_LVDS_CH0_REG1_LANE2_BIAS BIT(2)
#define RK3288_LVDS_CH0_REG1_LANE1_BIAS BIT(1)
#define RK3288_LVDS_CH0_REG1_LANE0_BIAS BIT(0)
#define RK3288_LVDS_CH0_REG2 0x08
#define RK3288_LVDS_CH0_REG2_RESERVE_ON BIT(7)
#define RK3288_LVDS_CH0_REG2_LANECK_LVDS_MODE BIT(6)
#define RK3288_LVDS_CH0_REG2_LANE4_LVDS_MODE BIT(5)
#define RK3288_LVDS_CH0_REG2_LANE3_LVDS_MODE BIT(4)
#define RK3288_LVDS_CH0_REG2_LANE2_LVDS_MODE BIT(3)
#define RK3288_LVDS_CH0_REG2_LANE1_LVDS_MODE BIT(2)
#define RK3288_LVDS_CH0_REG2_LANE0_LVDS_MODE BIT(1)
#define RK3288_LVDS_CH0_REG2_PLL_FBDIV8 BIT(0)
#define RK3288_LVDS_CH0_REG3 0x0c
#define RK3288_LVDS_CH0_REG3_PLL_FBDIV_MASK 0xff
#define RK3288_LVDS_CH0_REG4 0x10
#define RK3288_LVDS_CH0_REG4_LANECK_TTL_MODE BIT(5)
#define RK3288_LVDS_CH0_REG4_LANE4_TTL_MODE BIT(4)
#define RK3288_LVDS_CH0_REG4_LANE3_TTL_MODE BIT(3)
#define RK3288_LVDS_CH0_REG4_LANE2_TTL_MODE BIT(2)
#define RK3288_LVDS_CH0_REG4_LANE1_TTL_MODE BIT(1)
#define RK3288_LVDS_CH0_REG4_LANE0_TTL_MODE BIT(0)
#define RK3288_LVDS_CH0_REG5 0x14
#define RK3288_LVDS_CH0_REG5_LANECK_TTL_DATA BIT(5)
#define RK3288_LVDS_CH0_REG5_LANE4_TTL_DATA BIT(4)
#define RK3288_LVDS_CH0_REG5_LANE3_TTL_DATA BIT(3)
#define RK3288_LVDS_CH0_REG5_LANE2_TTL_DATA BIT(2)
#define RK3288_LVDS_CH0_REG5_LANE1_TTL_DATA BIT(1)
#define RK3288_LVDS_CH0_REG5_LANE0_TTL_DATA BIT(0)
#define RK3288_LVDS_CFG_REGC 0x30
#define RK3288_LVDS_CFG_REGC_PLL_ENABLE 0x00
#define RK3288_LVDS_CFG_REGC_PLL_DISABLE 0xff
#define RK3288_LVDS_CH0_REGD 0x34
#define RK3288_LVDS_CH0_REGD_PLL_PREDIV_MASK 0x1f
#define RK3288_LVDS_CH0_REG20 0x80
#define RK3288_LVDS_CH0_REG20_MSB 0x45
#define RK3288_LVDS_CH0_REG20_LSB 0x44
#define RK3288_LVDS_CFG_REG21 0x84
#define RK3288_LVDS_CFG_REG21_TX_ENABLE 0x92
#define RK3288_LVDS_CFG_REG21_TX_DISABLE 0x00
#define RK3288_LVDS_CH1_OFFSET 0x100
#define RK3288_LVDS_GRF_SOC_CON6 0x025C
#define RK3288_LVDS_GRF_SOC_CON7 0x0260
/* fbdiv value is split over 2 registers, with bit8 in reg2 */
#define RK3288_LVDS_PLL_FBDIV_REG2(_fbd) \
(_fbd & BIT(8) ? RK3288_LVDS_CH0_REG2_PLL_FBDIV8 : 0)
#define RK3288_LVDS_PLL_FBDIV_REG3(_fbd) \
(_fbd & RK3288_LVDS_CH0_REG3_PLL_FBDIV_MASK)
#define RK3288_LVDS_PLL_PREDIV_REGD(_pd) \
(_pd & RK3288_LVDS_CH0_REGD_PLL_PREDIV_MASK)
#define RK3288_LVDS_SOC_CON6_SEL_VOP_LIT BIT(3)
#define LVDS_FMT_MASK (0x07 << 16)
#define LVDS_MSB BIT(3)
#define LVDS_DUAL BIT(4)
#define LVDS_FMT_1 BIT(5)
#define LVDS_TTL_EN BIT(6)
#define LVDS_START_PHASE_RST_1 BIT(7)
#define LVDS_DCLK_INV BIT(8)
#define LVDS_CH0_EN BIT(11)
#define LVDS_CH1_EN BIT(12)
#define LVDS_PWRDN BIT(15)
#define LVDS_24BIT (0 << 1)
#define LVDS_18BIT (1 << 1)
#define LVDS_FORMAT_VESA (0 << 0)
#define LVDS_FORMAT_JEIDA (1 << 0)
#define LVDS_VESA_24 0
#define LVDS_JEIDA_24 1
#define LVDS_VESA_18 2
#define LVDS_JEIDA_18 3
#define HIWORD_UPDATE(v, h, l) ((GENMASK(h, l) << 16) | ((v) << (l)))
#define PX30_LVDS_GRF_PD_VO_CON0 0x434
#define PX30_LVDS_TIE_CLKS(val) HIWORD_UPDATE(val, 8, 8)
#define PX30_LVDS_INVERT_CLKS(val) HIWORD_UPDATE(val, 9, 9)
#define PX30_LVDS_INVERT_DCLK(val) HIWORD_UPDATE(val, 5, 5)
#define PX30_LVDS_GRF_PD_VO_CON1 0x438
#define PX30_LVDS_FORMAT(val) HIWORD_UPDATE(val, 14, 13)
#define PX30_LVDS_MODE_EN(val) HIWORD_UPDATE(val, 12, 12)
#define PX30_LVDS_MSBSEL(val) HIWORD_UPDATE(val, 11, 11)
#define PX30_LVDS_P2S_EN(val) HIWORD_UPDATE(val, 6, 6)
#define PX30_LVDS_VOP_SEL(val) HIWORD_UPDATE(val, 1, 1)
#endif /* _ROCKCHIP_LVDS_ */