From b8d02950d8c50611c2784c7a40e0b3003acf8d49 Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Thu, 18 Jul 2024 09:38:11 +0800
Subject: [PATCH] Patch:IGKBoard-IMX8MP: Add HDMI support
---
kernel/patches/igkboard-imx8mp/linux-imx-lf-6.1.36-2.1.0.patch | 129 +++++++++++++++++++++++++++++++++++++++++--
1 files changed, 123 insertions(+), 6 deletions(-)
diff --git a/kernel/patches/igkboard-imx8mp/linux-imx-lf-6.1.36-2.1.0.patch b/kernel/patches/igkboard-imx8mp/linux-imx-lf-6.1.36-2.1.0.patch
index 9a930f9..35f779b 100644
--- a/kernel/patches/igkboard-imx8mp/linux-imx-lf-6.1.36-2.1.0.patch
+++ b/kernel/patches/igkboard-imx8mp/linux-imx-lf-6.1.36-2.1.0.patch
@@ -10,10 +10,10 @@
+dtb-$(CONFIG_ARCH_MXC) += igkboard-imx8mp.dtb
diff --git a/arch/arm64/boot/dts/freescale/igkboard-imx8mp.dts b/arch/arm64/boot/dts/freescale/igkboard-imx8mp.dts
new file mode 100644
-index 000000000..8ce653b69
+index 000000000..016d92023
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/igkboard-imx8mp.dts
-@@ -0,0 +1,712 @@
+@@ -0,0 +1,829 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Device Tree Source for LingYun IGKBoard(IoT Gateway Kits Board) - imx8mp
@@ -105,6 +105,25 @@
+ gpios = <&gpio5 27 GPIO_ACTIVE_LOW>;
+ linux,code = <BTN_4>;
+ };
++ };
++
++ sound-wm8960 {
++ compatible = "fsl,imx-audio-wm8960";
++ model = "wm8960-audio";
++ audio-cpu = <&sai3>;
++ audio-codec = <&codec>;
++ audio-asrc = <&easrc>;
++ //hp-det-gpio = <&gpio4 29 0>;
++ audio-routing =
++ "Headphone Jack", "HP_L",
++ "Headphone Jack", "HP_R",
++ "Ext Spk", "SPK_LP",
++ "Ext Spk", "SPK_LN",
++ "Ext Spk", "SPK_RP",
++ "Ext Spk", "SPK_RN",
++ "LINPUT1", "Mic Jack",
++ "LINPUT3", "Mic Jack",
++ "Mic Jack", "MICB";
+ };
+};
+
@@ -272,10 +291,12 @@
+ pinctrl-0 = <&pinctrl_i2c2>;
+ status = "okay";
+
-+ rtc1208@6f {
-+ compatible = "isil,isl1208";
-+ reg = <0x6f>;
-+ status = "okay";
++ codec: wm8960@1a {
++ compatible = "wlf,wm8960";
++ reg = <0x1a>;
++ clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIO_BLK_CTRL_SAI3_MCLK1>;
++ clock-names = "mclk";
++ wlf,shared-lrclk;
+ };
+
+ ms1112@4a {
@@ -299,11 +320,81 @@
+ ti,mode = <1>;
+ };
+ };
++
++ rtc1208@6f {
++ compatible = "isil,isl1208";
++ reg = <0x6f>;
++ status = "okay";
++ };
++};
++
++/*+------------------------+
++ | WM8960 Audio Codec |
++ +------------------------+*/
++
++&sai3 {
++ pinctrl-names = "default";
++ pinctrl-0 = <&pinctrl_sai3>;
++ assigned-clocks = <&clk IMX8MP_CLK_SAI3>;
++ assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
++ assigned-clock-rates = <12288000>;
++ clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIO_BLK_CTRL_SAI3_IPG>, <&clk IMX8MP_CLK_DUMMY>,
++ <&audio_blk_ctrl IMX8MP_CLK_AUDIO_BLK_CTRL_SAI3_MCLK1>, <&clk IMX8MP_CLK_DUMMY>,
++ <&clk IMX8MP_CLK_DUMMY>;
++ clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3";
++ fsl,sai-mclk-direction-output;
++ status = "okay";
++};
++
++&easrc {
++ fsl,asrc-rate = <48000>;
++ status = "okay";
++};
++
++&xcvr {
++ #sound-dai-cells = <0>;
++ status = "okay";
++};
++
++&sdma2 {
++ status = "okay";
++};
++
++/*+------------------------+
++ | HDMI Display |
++ +------------------------+*/
++
++&irqsteer_hdmi {
++ status = "okay";
++};
++
++&hdmi_blk_ctrl {
++ status = "okay";
++};
++
++&hdmi_pavi {
++ status = "okay";
++};
++
++&hdmi {
++ status = "okay";
++};
++
++&hdmiphy {
++ status = "okay";
++};
++
++&lcdif3 {
++ status = "okay";
++
++ thres-low = <1 2>; /* (FIFO * 1 / 2) */
++ thres-high = <3 4>; /* (FIFO * 3 / 4) */
+};
+
+/*+------------------------+
+ | CAN/RS485 interface |
+ +------------------------+*/
++
+/* RS485 */
+&uart3 {
+ pinctrl-names = "default";
@@ -490,6 +581,21 @@
+
+&iomuxc {
+ pinctrl-names = "default";
++ pinctrl-0 = <&pinctrl_hog>;
++
++ pinctrl_hog: hoggrp {
++ fsl,pins = <
++ MX8MP_IOMUXC_HDMI_DDC_SCL__HDMIMIX_HDMI_SCL 0x400001c2
++ MX8MP_IOMUXC_HDMI_DDC_SDA__HDMIMIX_HDMI_SDA 0x400001c2
++ MX8MP_IOMUXC_HDMI_HPD__HDMIMIX_HDMI_HPD 0x40000010
++ MX8MP_IOMUXC_HDMI_CEC__HDMIMIX_HDMI_CEC 0x40000010
++ /*
++ * M.2 pin20 & pin21 need to be set to 11 for 88W9098 to select the
++ * default Reference Clock Frequency
++ */
++ MX8MP_IOMUXC_SD1_DATA7__GPIO2_IO09 0x1c4
++ >;
++ };
+
+ pinctrl_wdog: wdoggrp {
+ fsl,pins = <
@@ -592,6 +698,17 @@
+ >;
+ };
+
++ pinctrl_sai3: sai3grp {
++ fsl,pins = <
++ MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_SAI3_TX_SYNC 0xd6
++ MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_SAI3_TX_BCLK 0xd6
++ MX8MP_IOMUXC_SAI3_RXD__AUDIOMIX_SAI3_RX_DATA00 0xd6
++ MX8MP_IOMUXC_SAI3_TXD__AUDIOMIX_SAI3_TX_DATA00 0xd6
++ MX8MP_IOMUXC_SAI3_MCLK__AUDIOMIX_SAI3_MCLK 0xd6
++ MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29 0xd6
++ >;
++ };
++
+ pinctrl_pmic: pmicirq {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03 0x41
--
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