@@ -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
new file mode 100644
@@ -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");
new file mode 100644
@@ -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 */
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