Add basic support for the mediatek hdmi phy on MT8195 SoC

Signed-off-by: Guillaume Ranquet granquet@baylibre.com --- drivers/phy/mediatek/Makefile | 1 + drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c | 793 +++++++++++++++++++++ drivers/phy/mediatek/phy-mtk-hdmi-mt8195.h | 204 ++++++ 3 files changed, 998 insertions(+) create mode 100644 drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c create mode 100644 drivers/phy/mediatek/phy-mtk-hdmi-mt8195.h

diff --git a/drivers/phy/mediatek/Makefile b/drivers/phy/mediatek/Makefile index ace660fbed3a1..8024961160ad9 100644 --- a/drivers/phy/mediatek/Makefile +++ b/drivers/phy/mediatek/Makefile @@ -10,6 +10,7 @@ obj-$(CONFIG_PHY_MTK_XSPHY) += phy-mtk-xsphy.o phy-mtk-hdmi-drv-y := phy-mtk-hdmi.o phy-mtk-hdmi-drv-y += phy-mtk-hdmi-mt2701.o phy-mtk-hdmi-drv-y += phy-mtk-hdmi-mt8173.o +phy-mtk-hdmi-drv-y += phy-mtk-hdmi-mt8195.o obj-$(CONFIG_PHY_MTK_HDMI) += phy-mtk-hdmi-drv.o

phy-mtk-mipi-dsi-drv-y := phy-mtk-mipi-dsi.o diff --git a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c new file mode 100644 index 0000000000000..a78ec8d83057d --- /dev/null +++ b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c @@ -0,0 +1,793 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2021 MediaTek Inc. + * Copyright (c) 2021 BayLibre, SAS + */ +#include <linux/delay.h> +#include <linux/io.h> +#include <linux/mfd/syscon.h> +#include <linux/module.h> +#include <linux/phy/phy.h> +#include <linux/platform_device.h> +#include <linux/types.h> +#include <linux/nvmem-consumer.h> + +#include "phy-mtk-hdmi.h" +#include "phy-mtk-hdmi-mt8195.h" + +static void mtk_hdmi_ana_fifo_en(struct mtk_hdmi_phy *hdmi_phy) +{ + /* make data fifo writable for hdmi2.0 */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_ANA_CTL, REG_ANA_HDMI20_FIFO_EN, + REG_ANA_HDMI20_FIFO_EN); +} + +static void +mtk_mt8195_phy_tmds_high_bit_clk_ratio(struct mtk_hdmi_phy *hdmi_phy, + bool enable) +{ + mtk_hdmi_ana_fifo_en(hdmi_phy); + + /* HDMI 2.0 specification, 3.4Gbps <= TMDS Bit Rate <= 6G, + * clock bit ratio 1:40, under 3.4Gbps, clock bit ratio 1:10 + */ + if (enable) + mtk_hdmi_phy_mask(hdmi_phy, HDMI20_CLK_CFG, + 0x2 << REG_TXC_DIV_SHIFT, REG_TXC_DIV); + else + mtk_hdmi_phy_mask(hdmi_phy, HDMI20_CLK_CFG, 0, REG_TXC_DIV); +} + +static void mtk_hdmi_pll_select_source(struct clk_hw *hw) +{ + struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_CTL_3, 0x0, REG_HDMITX_REF_XTAL_SEL); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_CTL_3, 0x0, REG_HDMITX_REF_RESPLL_SEL); + + /* DA_HDMITX21_REF_CK for TXPLL input source */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_10, 0x0, + RG_HDMITXPLL_REF_CK_SEL); +} + +static int mtk_hdmi_pll_performance_setting(struct clk_hw *hw) +{ + struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); + + /* BP2 */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_0, + 0x1 << RG_HDMITXPLL_BP2_SHIFT, RG_HDMITXPLL_BP2); + + /* BC */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_2, + 0x3 << RG_HDMITXPLL_BC_SHIFT, RG_HDMITXPLL_BC); + + /* IC */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_2, + 0x1 << RG_HDMITXPLL_IC_SHIFT, RG_HDMITXPLL_IC); + + /* BR */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_2, + 0x2 << RG_HDMITXPLL_BR_SHIFT, RG_HDMITXPLL_BR); + + /* IR */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_2, + 0x2 << RG_HDMITXPLL_IR_SHIFT, RG_HDMITXPLL_IR); + + /* BP */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_2, + 0xf << RG_HDMITXPLL_BP_SHIFT, RG_HDMITXPLL_BP); + + /* IBAND_FIX_EN, RESERVE[14] */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_0, + 0x0 << RG_HDMITXPLL_IBAND_FIX_EN_SHIFT, + RG_HDMITXPLL_IBAND_FIX_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_1, + 0x0 << RG_HDMITXPLL_RESERVE_BIT14_SHIFT, + RG_HDMITXPLL_RESERVE_BIT14); + + /* HIKVCO */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_2, + 0x0 << RG_HDMITXPLL_HIKVCO_SHIFT, + RG_HDMITXPLL_HIKVCO); + + /* HREN */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_0, + 0x1 << RG_HDMITXPLL_HREN_SHIFT, RG_HDMITXPLL_HREN); + + /* LVR_SEL */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_0, + 0x1 << RG_HDMITXPLL_LVR_SEL_SHIFT, + RG_HDMITXPLL_LVR_SEL); + + /* RG_HDMITXPLL_RESERVE[12:11] */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_1, + 0x3 << RG_HDMITXPLL_RESERVE_BIT12_11_SHIFT, + RG_HDMITXPLL_RESERVE_BIT12_11); + + /* TCL_EN */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_0, + 0x1 << RG_HDMITXPLL_TCL_EN_SHIFT, + RG_HDMITXPLL_TCL_EN); + + /* disable read calibration impedance from efuse */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_CTL_1, + 0x1f << RG_INTR_IMP_RG_MODE_SHIFT, + RG_INTR_IMP_RG_MODE); + + return 0; +} + +static int mtk_hdmi_pll_set_hw(struct clk_hw *hw, unsigned char prediv, + unsigned char fbkdiv_high, + unsigned long fbkdiv_low, + unsigned char fbkdiv_hs3, unsigned char posdiv1, + unsigned char posdiv2, unsigned char txprediv, + unsigned char txposdiv, + unsigned char digital_div) +{ + unsigned char txposdiv_value = 0; + unsigned char div3_ctrl_value = 0; + unsigned char posdiv_vallue = 0; + unsigned char div_ctrl_value = 0; + unsigned char reserve_3_2_value = 0; + unsigned char prediv_value = 0; + unsigned char reserve13_value = 0; + struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); + + mtk_hdmi_pll_select_source(hw); + + mtk_hdmi_pll_performance_setting(hw); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_10, + 0x2 << RG_HDMITX21_BIAS_PE_BG_VREF_SEL_SHIFT, + RG_HDMITX21_BIAS_PE_BG_VREF_SEL); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_10, + 0x0 << RG_HDMITX21_VREF_SEL_SHIFT, + RG_HDMITX21_VREF_SEL); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_9, + 0x2 << RG_HDMITX21_SLDO_VREF_SEL_SHIFT, + RG_HDMITX21_SLDO_VREF_SEL); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_10, + 0x0 << RG_HDMITX21_BIAS_PE_VREF_SELB_SHIFT, + RG_HDMITX21_BIAS_PE_VREF_SELB); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_3, + 0x1 << RG_HDMITX21_SLDOLPF_EN_SHIFT, + RG_HDMITX21_SLDOLPF_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x11 << RG_HDMITX21_INTR_CAL_SHIFT, + RG_HDMITX21_INTR_CAL); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_2, + 0x1 << RG_HDMITXPLL_PWD_SHIFT, RG_HDMITXPLL_PWD); + + /* TXPOSDIV */ + if (txposdiv == 1) + txposdiv_value = 0x0; + else if (txposdiv == 2) + txposdiv_value = 0x1; + else if (txposdiv == 4) + txposdiv_value = 0x2; + else if (txposdiv == 8) + txposdiv_value = 0x3; + else + return -EINVAL; + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + txposdiv_value << RG_HDMITX21_TX_POSDIV_SHIFT, + RG_HDMITX21_TX_POSDIV); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x1 << RG_HDMITX21_TX_POSDIV_EN_SHIFT, + RG_HDMITX21_TX_POSDIV_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x0 << RG_HDMITX21_FRL_EN_SHIFT, RG_HDMITX21_FRL_EN); + + /* TXPREDIV */ + if (txprediv == 2) { + div3_ctrl_value = 0x0; + posdiv_vallue = 0x0; + } else if (txprediv == 4) { + div3_ctrl_value = 0x0; + posdiv_vallue = 0x1; + } else if (txprediv == 6) { + div3_ctrl_value = 0x1; + posdiv_vallue = 0x0; + } else if (txprediv == 12) { + div3_ctrl_value = 0x1; + posdiv_vallue = 0x1; + } else { + return -EINVAL; + } + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_4, + div3_ctrl_value + << RG_HDMITXPLL_POSDIV_DIV3_CTRL_SHIFT, + RG_HDMITXPLL_POSDIV_DIV3_CTRL); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_4, + posdiv_vallue << RG_HDMITXPLL_POSDIV_SHIFT, + RG_HDMITXPLL_POSDIV); + + /* POSDIV1 */ + if (posdiv1 == 5) + div_ctrl_value = 0x0; + else if (posdiv1 == 10) + div_ctrl_value = 0x1; + else if (posdiv1 == (125 / 10)) + div_ctrl_value = 0x2; + else if (posdiv1 == 15) + div_ctrl_value = 0x3; + else + return -EINVAL; + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_4, + div_ctrl_value << RG_HDMITXPLL_DIV_CTRL_SHIFT, + RG_HDMITXPLL_DIV_CTRL); + + /* DE add new setting */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_1, + 0x0 << RG_HDMITXPLL_RESERVE_BIT14_SHIFT, + RG_HDMITXPLL_RESERVE_BIT14); + + /* POSDIV2 */ + if (posdiv2 == 1) + reserve_3_2_value = 0x0; + else if (posdiv2 == 2) + reserve_3_2_value = 0x1; + else if (posdiv2 == 4) + reserve_3_2_value = 0x2; + else if (posdiv2 == 6) + reserve_3_2_value = 0x3; + else + return -EINVAL; + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_1, + reserve_3_2_value + << RG_HDMITXPLL_RESERVE_BIT3_2_SHIFT, + RG_HDMITXPLL_RESERVE_BIT3_2); + + /* DE add new setting */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_1, + 0x2 << RG_HDMITXPLL_RESERVE_BIT1_0_SHIFT, + RG_HDMITXPLL_RESERVE_BIT1_0); + + /* PREDIV */ + if (prediv == 1) + prediv_value = 0x0; + else if (prediv == 2) + prediv_value = 0x1; + else if (prediv == 4) + prediv_value = 0x2; + else + return -EINVAL; + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_4, + prediv_value << RG_HDMITXPLL_PREDIV_SHIFT, + RG_HDMITXPLL_PREDIV); + + /* FBKDIV_HS3 */ + if (fbkdiv_hs3 == 1) + reserve13_value = 0x0; + else if (fbkdiv_hs3 == 2) + reserve13_value = 0x1; + else + return -EINVAL; + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_1, + reserve13_value << RG_HDMITXPLL_RESERVE_BIT13_SHIFT, + RG_HDMITXPLL_RESERVE_BIT13); + + /* FBDIV */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_4, + fbkdiv_high << RG_HDMITXPLL_FBKDIV_high_SHIFT, + RG_HDMITXPLL_FBKDIV_HIGH); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_3, + fbkdiv_low << RG_HDMITXPLL_FBKDIV_low_SHIFT, + RG_HDMITXPLL_FBKDIV_low); + + /* Digital DIVIDER */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_CTL_3, + 0x0 << REG_PIXEL_CLOCK_SEL_SHIFT, + REG_PIXEL_CLOCK_SEL); + + if (digital_div == 1) { + mtk_hdmi_phy_mask(hdmi_phy, HDMI_CTL_3, + 0x0 << REG_HDMITX_PIXEL_CLOCK_SHIFT, + REG_HDMITX_PIXEL_CLOCK); + } else { + mtk_hdmi_phy_mask(hdmi_phy, HDMI_CTL_3, + 0x1 << REG_HDMITX_PIXEL_CLOCK_SHIFT, + REG_HDMITX_PIXEL_CLOCK); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_CTL_3, + (digital_div - 1) << REG_HDMITXPLL_DIV_SHIFT, + REG_HDMITXPLL_DIV); + } + + return 0; +} + +#define PCW_DECIMAL_WIDTH 24 + +static int mtk_hdmi_pll_calculate_params(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + int ret; + unsigned long long tmds_clk = 0; + unsigned long long pixel_clk = 0; + //pll input source frequency + unsigned long long da_hdmitx21_ref_ck = 0; + unsigned long long ns_hdmipll_ck = 0; //ICO output clk + //source clk for Display digital + unsigned long long ad_hdmipll_pixel_ck = 0; + unsigned char digital_div = 0; + unsigned long long pcw = 0; //FBDIV + unsigned char txprediv = 0; + unsigned char txposdiv = 0; + unsigned char fbkdiv_high = 0; + unsigned long fbkdiv_low = 0; + unsigned char posdiv1 = 0; + unsigned char posdiv2 = 0; + unsigned char prediv = 1; //prediv is always 1 + unsigned char fbkdiv_hs3 = 1; //fbkdiv_hs3 is always 1 + int i = 0; + unsigned char txpredivs[4] = { 2, 4, 6, 12 }; + + pixel_clk = rate; + tmds_clk = pixel_clk; + + if ((tmds_clk < 25000000) || (tmds_clk > 594000000)) + return -EINVAL; + + da_hdmitx21_ref_ck = 26000000UL; //in HZ + + /* TXPOSDIV stage treatment: + * 0M < TMDS clk < 54M /8 + * 54M <= TMDS clk < 148.35M /4 + * 148.35M <=TMDS clk < 296.7M /2 + * 296.7 <=TMDS clk <= 594M /1 + */ + if (tmds_clk < 54000000UL) + txposdiv = 8; + else if (tmds_clk >= 54000000UL && tmds_clk < 148350000UL) + txposdiv = 4; + else if (tmds_clk >= 148350000UL && tmds_clk < 296700000UL) + txposdiv = 2; + else if (tmds_clk >= 296700000UL && tmds_clk <= 594000000UL) + txposdiv = 1; + else + return -EINVAL; + + /* calculate txprediv: can be 2, 4, 6, 12 + * ICO clk = 5*TMDS_CLK*TXPOSDIV*TXPREDIV + * ICO clk constraint: 5G =< ICO clk <= 12G + */ + for (i = 0; i < ARRAY_SIZE(txpredivs); i++) { + ns_hdmipll_ck = 5 * tmds_clk * txposdiv * txpredivs[i]; + if (ns_hdmipll_ck >= 5000000000UL && + ns_hdmipll_ck <= 12000000000UL) + break; + } + if (i == (ARRAY_SIZE(txpredivs) - 1) && + (ns_hdmipll_ck < 5000000000UL || ns_hdmipll_ck > 12000000000UL)) { + return -EINVAL; + } + if (i == ARRAY_SIZE(txpredivs)) + return -EINVAL; + + txprediv = txpredivs[i]; + + /* PCW calculation: FBKDIV + * formula: pcw=(frequency_out*2^pcw_bit) / frequency_in / FBKDIV_HS3; + * RG_HDMITXPLL_FBKDIV[32:0]: + * [32,24] 9bit integer, [23,0]:24bit fraction + */ + pcw = ns_hdmipll_ck; + pcw = pcw << PCW_DECIMAL_WIDTH; + pcw = pcw / da_hdmitx21_ref_ck; + pcw = pcw / fbkdiv_hs3; + + if ((pcw / BIT(32)) > 1) { + return -EINVAL; + } else if ((pcw / BIT(32)) == 1) { + fbkdiv_high = 1; + fbkdiv_low = pcw % BIT(32); + } else { + fbkdiv_high = 0; + fbkdiv_low = pcw; + } + + /* posdiv1: + * posdiv1 stage treatment according to color_depth: + * 24bit -> posdiv1 /10, 30bit -> posdiv1 /12.5, + * 36bit -> posdiv1 /15, 48bit -> posdiv1 /10 + */ + posdiv1 = 10; // div 10 + posdiv2 = 1; + ad_hdmipll_pixel_ck = (ns_hdmipll_ck / 10) / 1; + + /* Digital clk divider, max /32 */ + digital_div = ad_hdmipll_pixel_ck / pixel_clk; + if (!(digital_div <= 32 && digital_div >= 1)) + return -EINVAL; + + ret = mtk_hdmi_pll_set_hw(hw, prediv, fbkdiv_high, fbkdiv_low, + fbkdiv_hs3, posdiv1, posdiv2, txprediv, + txposdiv, digital_div); + if (ret) + return -EINVAL; + + return 0; +} + +static int mtk_hdmi_pll_drv_setting(struct clk_hw *hw) +{ + unsigned char data_channel_bias, clk_channel_bias; + unsigned char impedance, impedance_en; + struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); + unsigned long tmds_clk; + unsigned long pixel_clk = hdmi_phy->pll_rate; + + tmds_clk = pixel_clk; + + /* bias & impedance setting: + * 3G < data rate <= 6G: enable impedance 100ohm, + * data channel bias 24mA, clock channel bias 20mA + * pixel clk >= HD, 74.175MHZ <= pixel clk <= 300MHZ: + * enalbe impedance 100ohm + * data channel 20mA, clock channel 16mA + * 27M =< pixel clk < 74.175: disable impedance + * data channel & clock channel bias 10mA + */ + + /* 3G < data rate <= 6G, 300M < tmds rate <= 594M */ + if (tmds_clk > 300000000UL && tmds_clk <= 594000000UL) { + data_channel_bias = 0x3c; //24mA + clk_channel_bias = 0x34; //20mA + impedance_en = 0xf; + impedance = 0x36; //100ohm + } else if (pixel_clk >= 74175000UL && pixel_clk <= 300000000UL) { + data_channel_bias = 0x34; //20mA + clk_channel_bias = 0x2c; //16mA + impedance_en = 0xf; + impedance = 0x36; //100ohm + } else if (pixel_clk >= 27000000UL && pixel_clk < 74175000UL) { + data_channel_bias = 0x14; //10mA + clk_channel_bias = 0x14; //10mA + impedance_en = 0x0; + impedance = 0x0; + } else { + return -EINVAL; + } + + /* bias */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_1, + data_channel_bias << RG_HDMITX21_DRV_IBIAS_D0_SHIFT, + RG_HDMITX21_DRV_IBIAS_D0); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_1, + data_channel_bias << RG_HDMITX21_DRV_IBIAS_D1_SHIFT, + RG_HDMITX21_DRV_IBIAS_D1); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_1, + data_channel_bias << RG_HDMITX21_DRV_IBIAS_D2_SHIFT, + RG_HDMITX21_DRV_IBIAS_D2); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_0, + clk_channel_bias << RG_HDMITX21_DRV_IBIAS_CLK_SHIFT, + RG_HDMITX21_DRV_IBIAS_CLK); + + /* impedance */ + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_0, + impedance_en << RG_HDMITX21_DRV_IMP_EN_SHIFT, + RG_HDMITX21_DRV_IMP_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_2, + impedance << RG_HDMITX21_DRV_IMP_D0_EN1_SHIFT, + RG_HDMITX21_DRV_IMP_D0_EN1); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_2, + impedance << RG_HDMITX21_DRV_IMP_D1_EN1_SHIFT, + RG_HDMITX21_DRV_IMP_D1_EN1); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_2, + impedance << RG_HDMITX21_DRV_IMP_D2_EN1_SHIFT, + RG_HDMITX21_DRV_IMP_D2_EN1); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_2, + impedance << RG_HDMITX21_DRV_IMP_CLK_EN1_SHIFT, + RG_HDMITX21_DRV_IMP_CLK_EN1); + + return 0; +} + +static int mtk_hdmi_pll_prepare(struct clk_hw *hw) +{ + struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x1 << RG_HDMITX21_TX_POSDIV_EN_SHIFT, + RG_HDMITX21_TX_POSDIV_EN); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_0, + 0xf << RG_HDMITX21_SER_EN_SHIFT, RG_HDMITX21_SER_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x1 << RG_HDMITX21_D0_DRV_OP_EN_SHIFT, + RG_HDMITX21_D0_DRV_OP_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x1 << RG_HDMITX21_D1_DRV_OP_EN_SHIFT, + RG_HDMITX21_D1_DRV_OP_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x1 << RG_HDMITX21_D2_DRV_OP_EN_SHIFT, + RG_HDMITX21_D2_DRV_OP_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x1 << RG_HDMITX21_CK_DRV_OP_EN_SHIFT, + RG_HDMITX21_CK_DRV_OP_EN); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x0 << RG_HDMITX21_FRL_D0_EN_SHIFT, + RG_HDMITX21_FRL_D0_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x0 << RG_HDMITX21_FRL_D1_EN_SHIFT, + RG_HDMITX21_FRL_D1_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x0 << RG_HDMITX21_FRL_D2_EN_SHIFT, + RG_HDMITX21_FRL_D2_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x0 << RG_HDMITX21_FRL_CK_EN_SHIFT, + RG_HDMITX21_FRL_CK_EN); + + mtk_hdmi_pll_drv_setting(hw); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_10, + 0x0 << RG_HDMITX21_BG_PWD_SHIFT, RG_HDMITX21_BG_PWD); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x1 << RG_HDMITX21_BIAS_EN_SHIFT, + RG_HDMITX21_BIAS_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_3, + 0x1 << RG_HDMITX21_CKLDO_EN_SHIFT, + RG_HDMITX21_CKLDO_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_3, + 0xf << RG_HDMITX21_SLDO_EN_SHIFT, + RG_HDMITX21_SLDO_EN); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_4, + 0x1 << DA_HDMITXPLL_PWR_ON_SHIFT, + DA_HDMITXPLL_PWR_ON); + usleep_range(5, 10); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_4, + 0x0 << DA_HDMITXPLL_ISO_EN_SHIFT, + DA_HDMITXPLL_ISO_EN); + usleep_range(5, 10); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_2, + 0x0 << RG_HDMITXPLL_PWD_SHIFT, RG_HDMITXPLL_PWD); + usleep_range(30, 50); + return 0; +} + +static void mtk_hdmi_pll_unprepare(struct clk_hw *hw) +{ + struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_10, + 0x1 << RG_HDMITX21_BG_PWD_SHIFT, RG_HDMITX21_BG_PWD); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_6, + 0x0 << RG_HDMITX21_BIAS_EN_SHIFT, + RG_HDMITX21_BIAS_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_3, + 0x0 << RG_HDMITX21_CKLDO_EN_SHIFT, + RG_HDMITX21_CKLDO_EN); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_3, + 0x0 << RG_HDMITX21_SLDO_EN_SHIFT, + RG_HDMITX21_SLDO_EN); + + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_2, + 0x1 << RG_HDMITXPLL_PWD_SHIFT, RG_HDMITXPLL_PWD); + usleep_range(10, 20); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_4, + 0x1 << DA_HDMITXPLL_ISO_EN_SHIFT, + DA_HDMITXPLL_ISO_EN); + usleep_range(10, 20); + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_PLL_CFG_4, + 0x0 << DA_HDMITXPLL_PWR_ON_SHIFT, + DA_HDMITXPLL_PWR_ON); +} + +static int mtk_hdmi_pll_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); + int ret; + + dev_dbg(hdmi_phy->dev, "%s: %lu Hz, parent: %lu Hz\n", __func__, rate, + parent_rate); + + ret = mtk_hdmi_pll_calculate_params(hw, rate, parent_rate); + if (ret != 0) + return -EINVAL; + + return 0; +} + +static long mtk_hdmi_pll_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *parent_rate) +{ + struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); + + hdmi_phy->pll_rate = rate; + return rate; +} + +static unsigned long mtk_hdmi_pll_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); + + return hdmi_phy->pll_rate; +} + +static const struct clk_ops mtk_hdmi_pll_ops = { + .prepare = mtk_hdmi_pll_prepare, + .unprepare = mtk_hdmi_pll_unprepare, + .set_rate = mtk_hdmi_pll_set_rate, + .round_rate = mtk_hdmi_pll_round_rate, + .recalc_rate = mtk_hdmi_pll_recalc_rate, +}; + +static void vtx_signal_en(struct mtk_hdmi_phy *hdmi_phy, bool on) +{ + if (on) + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_0, RG_HDMITX21_DRV_EN, + RG_HDMITX21_DRV_EN); + else + mtk_hdmi_phy_mask(hdmi_phy, HDMI_1_CFG_0, + 0x0 << RG_HDMITX21_DRV_EN_SHIFT, + RG_HDMITX21_DRV_EN); +} + +static void mtk_hdmi_phy_enable_tmds(struct mtk_hdmi_phy *hdmi_phy) +{ + vtx_signal_en(hdmi_phy, true); + usleep_range(100, 150); +} + +static void mtk_hdmi_phy_disable_tmds(struct mtk_hdmi_phy *hdmi_phy) +{ + vtx_signal_en(hdmi_phy, false); +} + +static int mtk_hdmi_phy_power_on(struct phy *phy) +{ + struct mtk_hdmi_phy *hdmi_phy = phy_get_drvdata(phy); + int ret; + + ret = clk_prepare_enable(hdmi_phy->pll); + if (ret < 0) + return ret; + usleep_range(10, 20); + mtk_hdmi_phy_enable_tmds(hdmi_phy); + + return 0; +} + +static int mtk_hdmi_phy_power_off(struct phy *phy) +{ + struct mtk_hdmi_phy *hdmi_phy = phy_get_drvdata(phy); + + mtk_hdmi_phy_disable_tmds(hdmi_phy); + usleep_range(10, 20); + clk_disable_unprepare(hdmi_phy->pll); + + return 0; +} + +int mtk_hdmi_phy_configure(struct phy *phy, union phy_configure_opts *opts) +{ + struct phy_configure_opts_dp *dp_opts = &opts->dp; + struct mtk_hdmi_phy *hdmi_phy = phy_get_drvdata(phy); + int ret = 0; + bool enable = 0; + + ret = clk_set_rate(hdmi_phy->pll, dp_opts->link_rate); + + if (ret) + goto out; + + mtk_mt8195_phy_tmds_high_bit_clk_ratio(hdmi_phy, enable); + +out: + return ret; +} + +static const struct phy_ops mtk_hdmi_phy_ops = { + .power_on = mtk_hdmi_phy_power_on, + .power_off = mtk_hdmi_phy_power_off, + .configure = mtk_hdmi_phy_configure, + .owner = THIS_MODULE, +}; + +static int mtk_hdmi_phy_get_all_clk(struct mtk_hdmi_phy *hdmi_phy, + struct device *dev) +{ + int ret; + const char *ref_clk_name; + struct clk *xtal_sel; + struct clk_init_data clk_init = { + .ops = &mtk_hdmi_pll_ops, + .num_parents = 1, + .parent_names = (const char *const *)&ref_clk_name, + .flags = CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, + }; + + xtal_sel = of_clk_get_by_name(dev->of_node, "hdmi_xtal_sel"); + + if (IS_ERR(xtal_sel)) + return PTR_ERR(xtal_sel); + + ref_clk_name = __clk_get_name(xtal_sel); + + ret = of_property_read_string(dev->of_node, "clock-output-names", + &clk_init.name); + if (ret < 0) + return ret; + + hdmi_phy->pll_hw.init = &clk_init; + hdmi_phy->pll = devm_clk_register(dev, &hdmi_phy->pll_hw); + if (IS_ERR(hdmi_phy->pll)) { + ret = PTR_ERR(hdmi_phy->pll); + return ret; + } + + return 0; +} + +static int mtk_hdmi_phy_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct mtk_hdmi_phy *hdmi_phy; + struct resource *mem; + struct phy *phy; + struct phy_provider *phy_provider; + int ret; + + hdmi_phy = devm_kzalloc(dev, sizeof(*hdmi_phy), GFP_KERNEL); + if (!hdmi_phy) + return -ENOMEM; + + ret = mtk_hdmi_phy_get_all_clk(hdmi_phy, dev); + if (ret) + return ret; + + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + hdmi_phy->regs = devm_ioremap_resource(dev, mem); + if (IS_ERR(hdmi_phy->regs)) { + ret = PTR_ERR(hdmi_phy->regs); + return ret; + } + + phy = devm_phy_create(dev, NULL, &mtk_hdmi_phy_ops); + if (IS_ERR(phy)) + return PTR_ERR(phy); + + phy_set_drvdata(phy, hdmi_phy); + + phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); + if (IS_ERR(phy_provider)) + return PTR_ERR(phy_provider); + + hdmi_phy->dev = dev; + + return of_clk_add_provider(dev->of_node, of_clk_src_simple_get, + hdmi_phy->pll); +} + +static const struct of_device_id mtk_hdmi_phy_match[] = { + { + .compatible = "mediatek,mt8195-hdmi-phy", + }, + {}, +}; + +struct platform_driver mtk_hdmi_mt8195_phy_driver = { + .probe = mtk_hdmi_phy_probe, + .driver = { + .name = "mediatek-hdmi-phy-mt8195", + .of_match_table = mtk_hdmi_phy_match, + }, +}; +module_platform_driver(mtk_hdmi_mt8195_phy_driver); + +MODULE_AUTHOR("Can Zeng can.zeng@mediatek.com"); +MODULE_DESCRIPTION("MediaTek MT8195 HDMI PHY Driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.h b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.h new file mode 100644 index 0000000000000..3cc51d8a18a41 --- /dev/null +++ b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.h @@ -0,0 +1,204 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2021 MediaTek Inc. + * Copyright (c) 2021 BayLibre, SAS + */ + +#ifndef _MTK_HDMI_PHY_8195_H +#define _MTK_HDMI_PHY_8195_H + +#include <linux/types.h> +#include <linux/clk.h> +#include <linux/clk-provider.h> + +#define DA_HDMITXPLL_ISO_EN BIT(1) +#define DA_HDMITXPLL_ISO_EN_SHIFT (1) +#define DA_HDMITXPLL_PWR_ON BIT(2) +#define DA_HDMITXPLL_PWR_ON_SHIFT (2) + +#define HDMI20_CLK_CFG 0x70 + +#define HDMI_1_CFG_0 0x00 +#define HDMI_1_CFG_1 0x04 +#define HDMI_1_CFG_10 0x40 +#define HDMI_1_CFG_2 0x08 +#define HDMI_1_CFG_21 0x84 +#define HDMI_1_CFG_22 0x88 +#define HDMI_1_CFG_3 0x0c +#define HDMI_1_CFG_6 0x18 +#define HDMI_1_CFG_9 0x24 +#define HDMI_1_PLL_CFG_0 0x44 +#define HDMI_1_PLL_CFG_1 0x48 +#define HDMI_1_PLL_CFG_2 0x4c +#define HDMI_1_PLL_CFG_3 0x50 +#define HDMI_1_PLL_CFG_4 0x54 + +#define HDMI_ANA_CTL 0x7c + +#define HDMI_CTL_1 0xc4 +#define HDMI_CTL_3 0xcc + +#define REG_ANA_HDMI20_FIFO_EN BIT(16) + +#define REG_HDMITXPLL_DIV GENMASK(4, 0) +#define REG_HDMITXPLL_DIV_SHIFT (0) +#define REG_HDMITX_PIXEL_CLOCK BIT(23) +#define REG_HDMITX_PIXEL_CLOCK_SHIFT (23) +#define REG_HDMITX_REF_RESPLL_SEL BIT(9) +#define REG_HDMITX_REF_RESPLL_SEL_SHIFT (9) +#define REG_HDMITX_REF_XTAL_SEL BIT(7) +#define REG_HDMITX_REF_XTAL_SEL_SHIFT (7) + +#define REG_PIXEL_CLOCK_SEL BIT(10) +#define REG_PIXEL_CLOCK_SEL_SHIFT (10) + +#define REG_TXC_DIV GENMASK(31, 30) +#define REG_TXC_DIV_SHIFT (30) + +#define RG_HDMITX21_BG_PWD BIT(20) +#define RG_HDMITX21_BG_PWD_SHIFT (20) + +#define RG_HDMITX21_BIAS_EN BIT(29) +#define RG_HDMITX21_BIAS_EN_SHIFT (29) +#define RG_HDMITX21_BIAS_PE_BG_VREF_SEL GENMASK(16, 15) +#define RG_HDMITX21_BIAS_PE_BG_VREF_SEL_SHIFT (15) +#define RG_HDMITX21_BIAS_PE_VREF_SELB GENMASK(10, 10) +#define RG_HDMITX21_BIAS_PE_VREF_SELB_SHIFT (10) + +#define RG_HDMITX21_CKLDO_EN BIT(3) +#define RG_HDMITX21_CKLDO_EN_SHIFT (3) + +#define RG_HDMITX21_CK_DRV_OP_EN BIT(11) +#define RG_HDMITX21_CK_DRV_OP_EN_SHIFT (11) + +#define RG_HDMITX21_D0_DRV_OP_EN BIT(10) +#define RG_HDMITX21_D0_DRV_OP_EN_SHIFT (10) + +#define RG_HDMITX21_D1_DRV_OP_EN BIT(9) +#define RG_HDMITX21_D1_DRV_OP_EN_SHIFT (9) + +#define RG_HDMITX21_D2_DRV_OP_EN BIT(8) +#define RG_HDMITX21_D2_DRV_OP_EN_SHIFT (8) + +#define RG_HDMITX21_DRV_EN GENMASK(27, 24) +#define RG_HDMITX21_DRV_EN_SHIFT (24) +#define RG_HDMITX21_DRV_IBIAS_CLK GENMASK(10, 5) +#define RG_HDMITX21_DRV_IBIAS_CLK_SHIFT (5) +#define RG_HDMITX21_DRV_IBIAS_D0 GENMASK(19, 14) +#define RG_HDMITX21_DRV_IBIAS_D0_FFE1 GENMASK(21, 17) +#define RG_HDMITX21_DRV_IBIAS_D0_FFE1_SHIFT (17) +#define RG_HDMITX21_DRV_IBIAS_D0_FFE2 GENMASK(23, 20) +#define RG_HDMITX21_DRV_IBIAS_D0_FFE2_SHIFT (20) +#define RG_HDMITX21_DRV_IBIAS_D0_SHIFT (14) +#define RG_HDMITX21_DRV_IBIAS_D1 GENMASK(25, 20) +#define RG_HDMITX21_DRV_IBIAS_D1_FFE1 GENMASK(26, 22) +#define RG_HDMITX21_DRV_IBIAS_D1_FFE1_SHIFT (22) +#define RG_HDMITX21_DRV_IBIAS_D1_FFE2 GENMASK(27, 24) +#define RG_HDMITX21_DRV_IBIAS_D1_FFE2_SHIFT (24) +#define RG_HDMITX21_DRV_IBIAS_D1_SHIFT (20) +#define RG_HDMITX21_DRV_IBIAS_D2 GENMASK(31, 26) +#define RG_HDMITX21_DRV_IBIAS_D2_FFE1 GENMASK(31, 27) +#define RG_HDMITX21_DRV_IBIAS_D2_FFE1_SHIFT (27) +#define RG_HDMITX21_DRV_IBIAS_D2_FFE2 GENMASK(31, 28) +#define RG_HDMITX21_DRV_IBIAS_D2_FFE2_SHIFT (28) +#define RG_HDMITX21_DRV_IBIAS_D2_SHIFT (26) +#define RG_HDMITX21_DRV_IMP_CLK_EN1 GENMASK(31, 26) +#define RG_HDMITX21_DRV_IMP_CLK_EN1_SHIFT (26) +#define RG_HDMITX21_DRV_IMP_D0_EN1 GENMASK(13, 8) +#define RG_HDMITX21_DRV_IMP_D0_EN1_SHIFT (8) +#define RG_HDMITX21_DRV_IMP_D1_EN1 GENMASK(19, 14) +#define RG_HDMITX21_DRV_IMP_D1_EN1_SHIFT (14) +#define RG_HDMITX21_DRV_IMP_D2_EN1 GENMASK(25, 20) +#define RG_HDMITX21_DRV_IMP_D2_EN1_SHIFT (20) +#define RG_HDMITX21_DRV_IMP_EN GENMASK(23, 20) +#define RG_HDMITX21_DRV_IMP_EN_SHIFT (20) + +#define RG_HDMITX21_FRL_CK_EN BIT(13) +#define RG_HDMITX21_FRL_CK_EN_SHIFT (13) +#define RG_HDMITX21_FRL_D0_EN BIT(14) +#define RG_HDMITX21_FRL_D0_EN_SHIFT (14) +#define RG_HDMITX21_FRL_D1_EN BIT(15) +#define RG_HDMITX21_FRL_D1_EN_SHIFT (15) +#define RG_HDMITX21_FRL_D2_EN BIT(16) +#define RG_HDMITX21_FRL_D2_EN_SHIFT (16) +#define RG_HDMITX21_FRL_EN BIT(12) +#define RG_HDMITX21_FRL_EN_SHIFT (12) + +#define RG_HDMITX21_INTR_CAL GENMASK(22, 18) +#define RG_HDMITX21_INTR_CAL_READOUT GENMASK(22, 18) +#define RG_HDMITX21_INTR_CAL_READOUT_SHIFT (18) +#define RG_HDMITX21_INTR_CAL_SHIFT (18) + +#define RG_HDMITX21_SER_EN GENMASK(31, 28) +#define RG_HDMITX21_SER_EN_SHIFT (28) + +#define RG_HDMITX21_SLDOLPF_EN BIT(7) +#define RG_HDMITX21_SLDOLPF_EN_SHIFT (7) +#define RG_HDMITX21_SLDO_EN GENMASK(11, 8) +#define RG_HDMITX21_SLDO_EN_SHIFT (8) +#define RG_HDMITX21_SLDO_VREF_SEL GENMASK(5, 4) +#define RG_HDMITX21_SLDO_VREF_SEL_SHIFT (4) + +#define RG_HDMITX21_TX_POSDIV GENMASK(27, 26) +#define RG_HDMITX21_TX_POSDIV_EN GENMASK(28, 28) +#define RG_HDMITX21_TX_POSDIV_EN_SHIFT (28) +#define RG_HDMITX21_TX_POSDIV_SHIFT (26) + +#define RG_HDMITX21_VREF_SEL BIT(4) +#define RG_HDMITX21_VREF_SEL_SHIFT (4) + +#define RG_HDMITXPLL_BC GENMASK(28, 27) +#define RG_HDMITXPLL_BC_SHIFT (27) +#define RG_HDMITXPLL_BP GENMASK(13, 10) +#define RG_HDMITXPLL_BP2 BIT(30) +#define RG_HDMITXPLL_BP2_SHIFT (30) +#define RG_HDMITXPLL_BP_SHIFT (10) +#define RG_HDMITXPLL_BR GENMASK(21, 19) +#define RG_HDMITXPLL_BR_SHIFT (19) +#define RG_HDMITXPLL_DIV_CTRL GENMASK(25, 24) +#define RG_HDMITXPLL_DIV_CTRL_SHIFT (24) +#define RG_HDMITXPLL_FBKDIV_HIGH BIT(31) +#define RG_HDMITXPLL_FBKDIV_high_SHIFT (31) +#define RG_HDMITXPLL_FBKDIV_low (0xffffffff) +#define RG_HDMITXPLL_FBKDIV_low_SHIFT (0) +#define RG_HDMITXPLL_HIKVCO GENMASK(29, 29) +#define RG_HDMITXPLL_HIKVCO_SHIFT (29) +#define RG_HDMITXPLL_HREN GENMASK(13, 12) +#define RG_HDMITXPLL_HREN_SHIFT (12) +#define RG_HDMITXPLL_IBAND_FIX_EN GENMASK(24, 24) +#define RG_HDMITXPLL_IBAND_FIX_EN_SHIFT (24) +#define RG_HDMITXPLL_IC GENMASK(26, 22) +#define RG_HDMITXPLL_IC_SHIFT (22) +#define RG_HDMITXPLL_IR GENMASK(18, 14) +#define RG_HDMITXPLL_IR_SHIFT (14) +#define RG_HDMITXPLL_LVR_SEL GENMASK(27, 26) +#define RG_HDMITXPLL_LVR_SEL_SHIFT (26) +#define RG_HDMITXPLL_POSDIV GENMASK(23, 22) +#define RG_HDMITXPLL_POSDIV_DIV3_CTRL BIT(21) +#define RG_HDMITXPLL_POSDIV_DIV3_CTRL_SHIFT (21) +#define RG_HDMITXPLL_POSDIV_SHIFT (22) +#define RG_HDMITXPLL_PREDIV GENMASK(29, 28) +#define RG_HDMITXPLL_PREDIV_SHIFT (28) +#define RG_HDMITXPLL_PWD BIT(31) +#define RG_HDMITXPLL_PWD_SHIFT (31) +#define RG_HDMITXPLL_REF_CK_SEL GENMASK(2, 1) +#define RG_HDMITXPLL_REF_CK_SEL_SHIFT (1) +#define RG_HDMITXPLL_RESERVE GENMASK(15, 0) +#define RG_HDMITXPLL_RESERVE_BIT12_11 GENMASK(12, 11) +#define RG_HDMITXPLL_RESERVE_BIT12_11_SHIFT (11) +#define RG_HDMITXPLL_RESERVE_BIT13 BIT(13) +#define RG_HDMITXPLL_RESERVE_BIT13_SHIFT (13) +#define RG_HDMITXPLL_RESERVE_BIT14 BIT(14) +#define RG_HDMITXPLL_RESERVE_BIT14_SHIFT (14) +#define RG_HDMITXPLL_RESERVE_BIT1_0 GENMASK(1, 0) +#define RG_HDMITXPLL_RESERVE_BIT1_0_SHIFT (0) +#define RG_HDMITXPLL_RESERVE_BIT3_2 GENMASK(3, 2) +#define RG_HDMITXPLL_RESERVE_BIT3_2_SHIFT (2) +#define RG_HDMITXPLL_RESERVE_SHIFT (0) +#define RG_HDMITXPLL_TCL_EN BIT(31) +#define RG_HDMITXPLL_TCL_EN_SHIFT (31) + +#define RG_INTR_IMP_RG_MODE GENMASK(7, 3) +#define RG_INTR_IMP_RG_MODE_SHIFT (3) + +#endif /* MTK_HDMI_PHY_8195_H */