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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/arch/arm/boot/dts/omap4-sdp.dts
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@@ -1,14 +1,12 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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- * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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+ * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/
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  */
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 /dts-v1/;
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 #include "omap443x.dtsi"
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 #include "elpida_ecb240abacn.dtsi"
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+#include "omap4-mcpdm.dtsi"
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 / {
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 	model = "TI OMAP4 SDP board";
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@@ -26,6 +24,9 @@
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 	};
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 	vdd_eth: fixedregulator-vdd-eth {
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+		pinctrl-names = "default";
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+		pinctrl-0 = <&enet_enable_gpio>;
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+
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 		compatible = "regulator-fixed";
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 		regulator-name = "VDD_ETH";
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 		regulator-min-microvolt = <3300000>;
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@@ -243,16 +244,6 @@
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 		>;
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 	};
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-	mcpdm_pins: pinmux_mcpdm_pins {
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-		pinctrl-single,pins = <
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-			OMAP4_IOPAD(0x106, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_pdm_ul_data.abe_pdm_ul_data */
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-			OMAP4_IOPAD(0x108, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_pdm_dl_data.abe_pdm_dl_data */
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-			OMAP4_IOPAD(0x10a, PIN_INPUT_PULLUP | MUX_MODE0)	/* abe_pdm_frame.abe_pdm_frame */
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-			OMAP4_IOPAD(0x10c, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_pdm_lb_clk.abe_pdm_lb_clk */
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-			OMAP4_IOPAD(0x10e, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_clks.abe_clks */
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-		>;
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-	};
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-
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 	dmic_pins: pinmux_dmic_pins {
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 		pinctrl-single,pins = <
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 			OMAP4_IOPAD(0x110, PIN_OUTPUT | MUX_MODE0)		/* abe_dmic_clk1.abe_dmic_clk1 */
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@@ -352,6 +343,29 @@
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 			OMAP4_IOPAD(0x152, PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc5_dat3.sdmmc5_dat3 */
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 		>;
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 	};
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+
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+	/* gpio_48 for ENET_ENABLE */
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+	enet_enable_gpio: pinmux_enet_enable_gpio {
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+		pinctrl-single,pins = <
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+			OMAP4_IOPAD(0x070, PIN_OUTPUT_PULLDOWN | MUX_MODE3)	/* gpmc_a24.gpio_48 */
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+		>;
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+	};
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+
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+	ks8851_pins: pinmux_ks8851_pins {
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+		pinctrl-single,pins = <
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+			/* ENET_INT */
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+			OMAP4_IOPAD(0x054, PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_ad10.gpio_34 */
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+			/*
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+			 * Misterious pin which makes the ethernet working
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+			 * The legacy board file requested this pin on boot
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+			 * (ETH_KS8851_QUART) and set it to high, similarly to
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+			 * the ENET_ENABLE pin.
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+			 * We could use gpio-hog to keep it high, but let's use
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+			 * it as a reset GPIO for ks8851.
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+			 */
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+			OMAP4_IOPAD(0x13a, PIN_OUTPUT_PULLUP | MUX_MODE3)	/* mcspi1_cs1.gpio_138 */
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+		>;
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+	};
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 };
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 &i2c1 {
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@@ -414,7 +428,7 @@
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 	/*
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 	 * Temperature Sensor
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-	 * http://www.ti.com/lit/ds/symlink/tmp105.pdf
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+	 * https://www.ti.com/lit/ds/symlink/tmp105.pdf
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 	 */
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 	tmp105@48 {
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 		compatible = "ti,tmp105";
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@@ -439,7 +453,7 @@
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 	/*
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 	 * 3-Axis Digital Compass
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-	 * http://www.sparkfun.com/datasheets/Sensors/Magneto/HMC5843.pdf
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+	 * https://www.sparkfun.com/datasheets/Sensors/Magneto/HMC5843.pdf
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 	 */
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 	hmc5843@1e {
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 		compatible = "honeywell,hmc5843";
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@@ -452,12 +466,16 @@
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 	pinctrl-0 = <&mcspi1_pins>;
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 	eth@0 {
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+		pinctrl-names = "default";
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+		pinctrl-0 = <&ks8851_pins>;
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+
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 		compatible = "ks8851";
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 		spi-max-frequency = <24000000>;
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 		reg = <0>;
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 		interrupt-parent = <&gpio2>;
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 		interrupts = <2 IRQ_TYPE_LEVEL_LOW>; /* gpio line 34 */
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 		vdd-supply = <&vdd_eth>;
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+		reset-gpios = <&gpio5 10 GPIO_ACTIVE_HIGH>;
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 	};
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 };
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@@ -494,7 +512,7 @@
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 		compatible = "ti,wl1281";
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 		reg = <2>;
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 		interrupt-parent = <&gpio1>;
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-		interrupts = <21 IRQ_TYPE_EDGE_RISING>; /* gpio 53 */
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+		interrupts = <21 IRQ_TYPE_LEVEL_HIGH>; /* gpio 53 */
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 		ref-clock-frequency = <26000000>;
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 		tcxo-clock-frequency = <26000000>;
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 	};
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@@ -619,16 +637,6 @@
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 	status = "okay";
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 };
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-&mcpdm {
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-	pinctrl-names = "default";
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-	pinctrl-0 = <&mcpdm_pins>;
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-
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-	clocks = <&twl6040>;
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-	clock-names = "pdmclk";
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-
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-	status = "okay";
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-};
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-
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 &twl_usb_comparator {
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 	usb-supply = <&vusb>;
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 };
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@@ -640,11 +648,11 @@
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 };
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 &dss {
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-	status = "ok";
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+	status = "okay";
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 };
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 &dsi1 {
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-	status = "ok";
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+	status = "okay";
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 	vdd-supply = <&vcxio>;
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 	port {
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@@ -654,8 +662,9 @@
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 		};
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 	};
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-	lcd0: display {
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+	lcd0: panel@0 {
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 		compatible = "tpo,taal", "panel-dsi-cm";
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+		reg = <0>;
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 		label = "lcd0";
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 		reset-gpios = <&gpio4 6 GPIO_ACTIVE_HIGH>;	/* 102 */
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@@ -669,7 +678,7 @@
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 };
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 &dsi2 {
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-	status = "ok";
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+	status = "okay";
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 	vdd-supply = <&vcxio>;
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 	port {
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@@ -679,8 +688,9 @@
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 		};
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 	};
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-	lcd1: display {
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+	lcd1: panel@0 {
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 		compatible = "tpo,taal", "panel-dsi-cm";
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+		reg = <0>;
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 		label = "lcd1";
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 		reset-gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>;	/* 104 */
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@@ -694,7 +704,7 @@
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 };
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 &hdmi {
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-	status = "ok";
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+	status = "okay";
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 	vdda-supply = <&vdac>;
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 	port {