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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2018 Jernej Skrabec <jernej.skrabec@siol.net>
*/
#ifndef _SUN8I_DW_HDMI_H_
#define _SUN8I_DW_HDMI_H_
#include <drm/bridge/dw_hdmi.h>
#include <drm/drm_encoder.h>
#include <linux/clk.h>
#include <linux/gpio/consumer.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/reset.h>
#define SUN8I_HDMI_PHY_DBG_CTRL_REG 0x0000
#define SUN8I_HDMI_PHY_DBG_CTRL_PX_LOCK BIT(0)
#define SUN8I_HDMI_PHY_DBG_CTRL_POL_MASK GENMASK(15, 8)
#define SUN8I_HDMI_PHY_DBG_CTRL_POL_NHSYNC BIT(8)
#define SUN8I_HDMI_PHY_DBG_CTRL_POL_NVSYNC BIT(9)
#define SUN8I_HDMI_PHY_DBG_CTRL_ADDR_MASK GENMASK(23, 16)
#define SUN8I_HDMI_PHY_DBG_CTRL_ADDR(addr) (addr << 16)
#define SUN8I_HDMI_PHY_REXT_CTRL_REG 0x0004
#define SUN8I_HDMI_PHY_REXT_CTRL_REXT_EN BIT(31)
#define SUN8I_HDMI_PHY_READ_EN_REG 0x0010
#define SUN8I_HDMI_PHY_READ_EN_MAGIC 0x54524545
#define SUN8I_HDMI_PHY_UNSCRAMBLE_REG 0x0014
#define SUN8I_HDMI_PHY_UNSCRAMBLE_MAGIC 0x42494E47
#define SUN8I_HDMI_PHY_ANA_CFG1_REG 0x0020
#define SUN8I_HDMI_PHY_ANA_CFG1_REG_SWI BIT(31)
#define SUN8I_HDMI_PHY_ANA_CFG1_REG_PWEND BIT(30)
#define SUN8I_HDMI_PHY_ANA_CFG1_REG_PWENC BIT(29)
#define SUN8I_HDMI_PHY_ANA_CFG1_REG_CALSW BIT(28)
#define SUN8I_HDMI_PHY_ANA_CFG1_REG_SVRCAL(x) ((x) << 26)
#define SUN8I_HDMI_PHY_ANA_CFG1_REG_SVBH(x) ((x) << 24)
#define SUN8I_HDMI_PHY_ANA_CFG1_AMP_OPT BIT(23)
#define SUN8I_HDMI_PHY_ANA_CFG1_EMP_OPT BIT(22)
#define SUN8I_HDMI_PHY_ANA_CFG1_AMPCK_OPT BIT(21)
#define SUN8I_HDMI_PHY_ANA_CFG1_EMPCK_OPT BIT(20)
#define SUN8I_HDMI_PHY_ANA_CFG1_ENRCAL BIT(19)
#define SUN8I_HDMI_PHY_ANA_CFG1_ENCALOG BIT(18)
#define SUN8I_HDMI_PHY_ANA_CFG1_REG_SCKTMDS BIT(17)
#define SUN8I_HDMI_PHY_ANA_CFG1_TMDSCLK_EN BIT(16)
#define SUN8I_HDMI_PHY_ANA_CFG1_TXEN_MASK GENMASK(15, 12)
#define SUN8I_HDMI_PHY_ANA_CFG1_TXEN_ALL (0xf << 12)
#define SUN8I_HDMI_PHY_ANA_CFG1_BIASEN_TMDSCLK BIT(11)
#define SUN8I_HDMI_PHY_ANA_CFG1_BIASEN_TMDS2 BIT(10)
#define SUN8I_HDMI_PHY_ANA_CFG1_BIASEN_TMDS1 BIT(9)
#define SUN8I_HDMI_PHY_ANA_CFG1_BIASEN_TMDS0 BIT(8)
#define SUN8I_HDMI_PHY_ANA_CFG1_ENP2S_TMDSCLK BIT(7)
#define SUN8I_HDMI_PHY_ANA_CFG1_ENP2S_TMDS2 BIT(6)
#define SUN8I_HDMI_PHY_ANA_CFG1_ENP2S_TMDS1 BIT(5)
#define SUN8I_HDMI_PHY_ANA_CFG1_ENP2S_TMDS0 BIT(4)
#define SUN8I_HDMI_PHY_ANA_CFG1_CKEN BIT(3)
#define SUN8I_HDMI_PHY_ANA_CFG1_LDOEN BIT(2)
#define SUN8I_HDMI_PHY_ANA_CFG1_ENVBS BIT(1)
#define SUN8I_HDMI_PHY_ANA_CFG1_ENBI BIT(0)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG 0x0024
#define SUN8I_HDMI_PHY_ANA_CFG2_M_EN BIT(31)
#define SUN8I_HDMI_PHY_ANA_CFG2_PLLDBEN BIT(30)
#define SUN8I_HDMI_PHY_ANA_CFG2_SEN BIT(29)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_HPDPD BIT(28)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_HPDEN BIT(27)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_PLRCK BIT(26)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_PLR(x) ((x) << 23)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_DENCK BIT(22)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_DEN BIT(21)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_CD(x) ((x) << 19)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_CKSS(x) ((x) << 17)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_BIGSWCK BIT(16)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_BIGSW BIT(15)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_CSMPS(x) ((x) << 13)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_SLV(x) ((x) << 10)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_BOOSTCK(x) ((x) << 8)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_BOOST(x) ((x) << 6)
#define SUN8I_HDMI_PHY_ANA_CFG2_REG_RESDI(x) ((x) << 0)
#define SUN8I_HDMI_PHY_ANA_CFG3_REG 0x0028
#define SUN8I_HDMI_PHY_ANA_CFG3_REG_SLOWCK(x) ((x) << 30)
#define SUN8I_HDMI_PHY_ANA_CFG3_REG_SLOW(x) ((x) << 28)
#define SUN8I_HDMI_PHY_ANA_CFG3_REG_WIRE(x) ((x) << 18)
#define SUN8I_HDMI_PHY_ANA_CFG3_REG_AMPCK(x) ((x) << 14)
#define SUN8I_HDMI_PHY_ANA_CFG3_REG_EMPCK(x) ((x) << 11)
#define SUN8I_HDMI_PHY_ANA_CFG3_REG_AMP(x) ((x) << 7)
#define SUN8I_HDMI_PHY_ANA_CFG3_REG_EMP(x) ((x) << 4)
#define SUN8I_HDMI_PHY_ANA_CFG3_SDAPD BIT(3)
#define SUN8I_HDMI_PHY_ANA_CFG3_SDAEN BIT(2)
#define SUN8I_HDMI_PHY_ANA_CFG3_SCLPD BIT(1)
#define SUN8I_HDMI_PHY_ANA_CFG3_SCLEN BIT(0)
#define SUN8I_HDMI_PHY_PLL_CFG1_REG 0x002c
#define SUN8I_HDMI_PHY_PLL_CFG1_REG_OD1 BIT(31)
#define SUN8I_HDMI_PHY_PLL_CFG1_REG_OD BIT(30)
#define SUN8I_HDMI_PHY_PLL_CFG1_LDO2_EN BIT(29)
#define SUN8I_HDMI_PHY_PLL_CFG1_LDO1_EN BIT(28)
#define SUN8I_HDMI_PHY_PLL_CFG1_HV_IS_33 BIT(27)
#define SUN8I_HDMI_PHY_PLL_CFG1_CKIN_SEL_MSK BIT(26)
#define SUN8I_HDMI_PHY_PLL_CFG1_CKIN_SEL_SHIFT 26
#define SUN8I_HDMI_PHY_PLL_CFG1_PLLEN BIT(25)
#define SUN8I_HDMI_PHY_PLL_CFG1_LDO_VSET(x) ((x) << 22)
#define SUN8I_HDMI_PHY_PLL_CFG1_UNKNOWN(x) ((x) << 20)
#define SUN8I_HDMI_PHY_PLL_CFG1_PLLDBEN BIT(19)
#define SUN8I_HDMI_PHY_PLL_CFG1_CS BIT(18)
#define SUN8I_HDMI_PHY_PLL_CFG1_CP_S(x) ((x) << 13)
#define SUN8I_HDMI_PHY_PLL_CFG1_CNT_INT(x) ((x) << 7)
#define SUN8I_HDMI_PHY_PLL_CFG1_BWS BIT(6)
#define SUN8I_HDMI_PHY_PLL_CFG1_B_IN_MSK GENMASK(5, 0)
#define SUN8I_HDMI_PHY_PLL_CFG1_B_IN_SHIFT 0
#define SUN8I_HDMI_PHY_PLL_CFG2_REG 0x0030
#define SUN8I_HDMI_PHY_PLL_CFG2_SV_H BIT(31)
#define SUN8I_HDMI_PHY_PLL_CFG2_PDCLKSEL(x) ((x) << 29)
#define SUN8I_HDMI_PHY_PLL_CFG2_CLKSTEP(x) ((x) << 27)
#define SUN8I_HDMI_PHY_PLL_CFG2_PSET(x) ((x) << 24)
#define SUN8I_HDMI_PHY_PLL_CFG2_PCLK_SEL BIT(23)
#define SUN8I_HDMI_PHY_PLL_CFG2_AUTOSYNC_DIS BIT(22)
#define SUN8I_HDMI_PHY_PLL_CFG2_VREG2_OUT_EN BIT(21)
#define SUN8I_HDMI_PHY_PLL_CFG2_VREG1_OUT_EN BIT(20)
#define SUN8I_HDMI_PHY_PLL_CFG2_VCOGAIN_EN BIT(19)
#define SUN8I_HDMI_PHY_PLL_CFG2_VCOGAIN(x) ((x) << 16)
#define SUN8I_HDMI_PHY_PLL_CFG2_VCO_S(x) ((x) << 12)
#define SUN8I_HDMI_PHY_PLL_CFG2_VCO_RST_IN BIT(11)
#define SUN8I_HDMI_PHY_PLL_CFG2_SINT_FRAC BIT(10)
#define SUN8I_HDMI_PHY_PLL_CFG2_SDIV2 BIT(9)
#define SUN8I_HDMI_PHY_PLL_CFG2_S(x) ((x) << 6)
#define SUN8I_HDMI_PHY_PLL_CFG2_S6P25_7P5 BIT(5)
#define SUN8I_HDMI_PHY_PLL_CFG2_S5_7 BIT(4)
#define SUN8I_HDMI_PHY_PLL_CFG2_PREDIV_MSK GENMASK(3, 0)
#define SUN8I_HDMI_PHY_PLL_CFG2_PREDIV_SHIFT 0
#define SUN8I_HDMI_PHY_PLL_CFG2_PREDIV(x) (((x) - 1) << 0)
#define SUN8I_HDMI_PHY_PLL_CFG3_REG 0x0034
#define SUN8I_HDMI_PHY_PLL_CFG3_SOUT_DIV2 BIT(0)
#define SUN8I_HDMI_PHY_ANA_STS_REG 0x0038
#define SUN8I_HDMI_PHY_ANA_STS_B_OUT_SHIFT 11
#define SUN8I_HDMI_PHY_ANA_STS_B_OUT_MSK GENMASK(16, 11)
#define SUN8I_HDMI_PHY_ANA_STS_RCALEND2D BIT(7)
#define SUN8I_HDMI_PHY_ANA_STS_RCAL_MASK GENMASK(5, 0)
#define SUN8I_HDMI_PHY_CEC_REG 0x003c
struct sun8i_hdmi_phy;
struct sun8i_hdmi_phy_variant {
bool has_phy_clk;
bool has_second_pll;
unsigned int is_custom_phy : 1;
const struct dw_hdmi_curr_ctrl *cur_ctr;
const struct dw_hdmi_mpll_config *mpll_cfg;
const struct dw_hdmi_phy_config *phy_cfg;
void (*phy_init)(struct sun8i_hdmi_phy *phy);
void (*phy_disable)(struct dw_hdmi *hdmi,
struct sun8i_hdmi_phy *phy);
int (*phy_config)(struct dw_hdmi *hdmi,
struct sun8i_hdmi_phy *phy,
unsigned int clk_rate);
};
struct sun8i_hdmi_phy {
struct clk *clk_bus;
struct clk *clk_mod;
struct clk *clk_phy;
struct clk *clk_pll0;
struct clk *clk_pll1;
unsigned int rcal;
struct regmap *regs;
struct reset_control *rst_phy;
struct sun8i_hdmi_phy_variant *variant;
};
struct sun8i_dw_hdmi_quirks {
enum drm_mode_status (*mode_valid)(struct drm_connector *connector,
const struct drm_display_mode *mode);
unsigned int set_rate : 1;
unsigned int use_drm_infoframe : 1;
};
struct sun8i_dw_hdmi {
struct clk *clk_tmds;
struct device *dev;
struct dw_hdmi *hdmi;
struct drm_encoder encoder;
struct sun8i_hdmi_phy *phy;
struct dw_hdmi_plat_data plat_data;
struct regulator *regulator;
const struct sun8i_dw_hdmi_quirks *quirks;
struct reset_control *rst_ctrl;
struct gpio_desc *ddc_en;
};
static inline struct sun8i_dw_hdmi *
encoder_to_sun8i_dw_hdmi(struct drm_encoder *encoder)
{
return container_of(encoder, struct sun8i_dw_hdmi, encoder);
}
int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node);
void sun8i_hdmi_phy_remove(struct sun8i_dw_hdmi *hdmi);
void sun8i_hdmi_phy_init(struct sun8i_hdmi_phy *phy);
void sun8i_hdmi_phy_set_ops(struct sun8i_hdmi_phy *phy,
struct dw_hdmi_plat_data *plat_data);
int sun8i_phy_clk_create(struct sun8i_hdmi_phy *phy, struct device *dev,
bool second_parent);
#endif /* _SUN8I_DW_HDMI_H_ */
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