ARM: dts: imx: m53menlo: Import M53Menlo DT from Linux

Import iMX53 M53Menlo device tree from Linux next-20190607 3f310e51ceb1 .
Enable DT control in full U-Boot . Add U-Boot extras into separate DTSi,
the GPIO controllers need to be inited early, otherwise m53_set_clock()
won't be able to detect the correct CPU clock frequency by reading the
GPIO.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>

4 files changed, 488 insertions, 1 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 528fb909d5..2271d78729 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -535,7 +535,8 @@ dtb-$(CONFIG_VF610) += vf500-colibri.dtb \
 	vf610-bk4r1.dtb
 
 dtb-$(CONFIG_MX53) += imx53-cx9020.dtb \
-	imx53-kp.dtb
+	imx53-kp.dtb \
+	imx53-m53menlo.dtb
 
 dtb-$(CONFIG_MX6Q) += \
 	imx6-apalis.dtb \
diff --git a/arch/arm/dts/imx53-m53.dtsi b/arch/arm/dts/imx53-m53.dtsi
new file mode 100644
index 0000000000..fe5e0d308e
--- /dev/null
+++ b/arch/arm/dts/imx53-m53.dtsi
@@ -0,0 +1,132 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) 2014 Marek Vasut <marex@denx.de>
+ */
+
+#include "imx53.dtsi"
+
+/ {
+	model = "Aries/DENX M53";
+	compatible = "aries,imx53-m53", "denx,imx53-m53", "fsl,imx53";
+
+	memory@70000000 {
+		device_type = "memory";
+		reg = <0x70000000 0x20000000>,
+		      <0xb0000000 0x20000000>;
+	};
+
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		reg_3p2v: regulator@0 {
+			compatible = "regulator-fixed";
+			reg = <0>;
+			regulator-name = "3P2V";
+			regulator-min-microvolt = <3200000>;
+			regulator-max-microvolt = <3200000>;
+			regulator-always-on;
+		};
+
+		reg_backlight: regulator@1 {
+			compatible = "regulator-fixed";
+			reg = <1>;
+			regulator-name = "lcd-supply";
+			regulator-min-microvolt = <3200000>;
+			regulator-max-microvolt = <3200000>;
+			regulator-always-on;
+		};
+	};
+};
+
+&i2c2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c2>;
+	clock-frequency = <400000>;
+	status = "okay";
+
+	touchscreen@41 {
+		compatible = "st,stmpe610";
+		reg = <0x41>;
+		id = <0>;
+		blocks = <0x5>;
+		interrupts = <6 0x0>;
+		interrupt-parent = <&gpio7>;
+		irq-trigger = <0x1>;
+
+		stmpe_touchscreen {
+			compatible = "st,stmpe-ts";
+			st,sample-time = <4>;
+			st,mod-12b = <1>;
+			st,ref-sel = <0>;
+			st,adc-freq = <1>;
+			st,ave-ctrl = <3>;
+			st,touch-det-delay = <3>;
+			st,settling = <4>;
+			st,fraction-z = <7>;
+			st,i-drive = <1>;
+		};
+	};
+
+	eeprom: eeprom@50 {
+		compatible = "atmel,24c128";
+		reg = <0x50>;
+		pagesize = <32>;
+	};
+
+	rtc: rtc@68 {
+		compatible = "st,m41t62";
+		reg = <0x68>;
+	};
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog>;
+
+	imx53-m53evk {
+		pinctrl_hog: hoggrp {
+			fsl,pins = <
+				MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK	0x80000000
+				MX53_PAD_EIM_EB3__GPIO2_31		0x80000000
+				MX53_PAD_PATA_DA_0__GPIO7_6		0x80000000
+			>;
+		};
+
+		pinctrl_i2c2: i2c2grp {
+			fsl,pins = <
+				MX53_PAD_EIM_D16__I2C2_SDA		0xc0000000
+				MX53_PAD_EIM_EB2__I2C2_SCL		0xc0000000
+			>;
+		};
+
+		pinctrl_nand: nandgrp {
+			fsl,pins = <
+				MX53_PAD_NANDF_WE_B__EMI_NANDF_WE_B	0x4
+				MX53_PAD_NANDF_RE_B__EMI_NANDF_RE_B	0x4
+				MX53_PAD_NANDF_CLE__EMI_NANDF_CLE	0x4
+				MX53_PAD_NANDF_ALE__EMI_NANDF_ALE	0x4
+				MX53_PAD_NANDF_WP_B__EMI_NANDF_WP_B	0xe0
+				MX53_PAD_NANDF_RB0__EMI_NANDF_RB_0	0xe0
+				MX53_PAD_NANDF_CS0__EMI_NANDF_CS_0	0x4
+				MX53_PAD_PATA_DATA0__EMI_NANDF_D_0	0xa4
+				MX53_PAD_PATA_DATA1__EMI_NANDF_D_1	0xa4
+				MX53_PAD_PATA_DATA2__EMI_NANDF_D_2	0xa4
+				MX53_PAD_PATA_DATA3__EMI_NANDF_D_3	0xa4
+				MX53_PAD_PATA_DATA4__EMI_NANDF_D_4	0xa4
+				MX53_PAD_PATA_DATA5__EMI_NANDF_D_5	0xa4
+				MX53_PAD_PATA_DATA6__EMI_NANDF_D_6	0xa4
+				MX53_PAD_PATA_DATA7__EMI_NANDF_D_7	0xa4
+			>;
+		};
+	};
+};
+
+&nfc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_nand>;
+	nand-bus-width = <8>;
+	nand-ecc-mode = "hw";
+	status = "okay";
+};
diff --git a/arch/arm/dts/imx53-m53menlo-u-boot.dtsi b/arch/arm/dts/imx53-m53menlo-u-boot.dtsi
new file mode 100644
index 0000000000..329fa3b5e2
--- /dev/null
+++ b/arch/arm/dts/imx53-m53menlo-u-boot.dtsi
@@ -0,0 +1,42 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2019 Marek Vasut <marex@denx.de>
+ */
+
+/ {
+	soc {
+		u-boot,dm-pre-reloc;
+
+		aips@50000000 {
+			u-boot,dm-pre-reloc;
+		};
+	};
+};
+
+&gpio1 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio2 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio3 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio4 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio5 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio6 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio7 {
+	u-boot,dm-pre-reloc;
+};
diff --git a/arch/arm/dts/imx53-m53menlo.dts b/arch/arm/dts/imx53-m53menlo.dts
new file mode 100644
index 0000000000..a6805eca9d
--- /dev/null
+++ b/arch/arm/dts/imx53-m53menlo.dts
@@ -0,0 +1,312 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2019 Marek Vasut <marex@denx.de>
+ */
+
+/dts-v1/;
+#include "imx53-m53.dtsi"
+#include "imx53-m53menlo-u-boot.dtsi"
+
+/ {
+	model = "MENLO M53 EMBEDDED DEVICE";
+	compatible = "menlo,m53menlo", "fsl,imx53";
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_led>;
+
+		user1 {
+			label = "TestLed601";
+			gpios = <&gpio6 1 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "mmc0";
+		};
+
+		user2 {
+			label = "TestLed602";
+			gpios = <&gpio6 2 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "heartbeat";
+		};
+
+		eth {
+			label = "EthLedYe";
+			gpios = <&gpio2 11 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "none";
+		};
+	};
+
+	panel {
+		compatible = "edt,etm070080dh6";
+		enable-gpios = <&gpio6 0 GPIO_ACTIVE_HIGH>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&lvds0_out>;
+			};
+		};
+	};
+
+	reg_usbh1_vbus: regulator-usbh1-vbus {
+		compatible = "regulator-fixed";
+		regulator-name = "vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio1 2 GPIO_ACTIVE_LOW>;
+	};
+};
+
+&can1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_can1>;
+	status = "okay";
+};
+
+&can2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_can2>;
+	status = "okay";
+};
+
+&clks {
+	assigned-clocks = <&clks IMX5_CLK_CKO1_SEL>,
+			  <&clks IMX5_CLK_CKO1_PODF>,
+			  <&clks IMX5_CLK_CKO1>;
+	assigned-clock-parents = <&clks IMX5_CLK_AHB>;
+	assigned-clock-rates = <133333334>, <33333334>, <33333334>;
+};
+
+&esdhc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_esdhc1>;
+	cd-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
+	wp-gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>;
+	status = "okay";
+};
+
+&fec {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_fec>;
+	phy-mode = "rmii";
+	status = "okay";
+};
+
+&i2c1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "okay";
+
+	touchscreen@38 {
+		compatible = "edt,edt-ft5x06";
+		reg = <0x38>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_edt_ft5x06>;
+		interrupt-parent = <&gpio6>;
+		interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
+		reset-gpios = <&gpio2 9 GPIO_ACTIVE_LOW>;
+		wake-gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>;
+	};
+
+	eeprom@50 {
+		compatible = "atmel,24c64";
+		reg = <0x50>;
+		pagesize = <32>;
+	};
+
+	dac@60 {
+		compatible = "microchip,mcp4725";
+		reg = <0x60>;
+	};
+};
+
+&i2c2 {
+	touchscreen@41 {
+		status = "disabled";
+	};
+};
+
+&i2c3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c3>;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog>;
+
+	imx53-m53evk {
+		hoggrp {
+			fsl,pins = <
+				MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK	0x1c4
+				MX53_PAD_EIM_EB3__GPIO2_31		0x1d5
+				MX53_PAD_PATA_DA_0__GPIO7_6		0x1d5
+				MX53_PAD_GPIO_19__CCM_CLKO		0x1d5
+				MX53_PAD_CSI0_MCLK__CCM_CSI0_MCLK	0x1d5
+				MX53_PAD_CSI0_DAT4__GPIO5_22		0x1d5
+				MX53_PAD_CSI0_DAT5__GPIO5_23		0x1d5
+				MX53_PAD_CSI0_DAT6__GPIO5_24		0x1d5
+				MX53_PAD_CSI0_DAT7__GPIO5_25		0x1d5
+				MX53_PAD_CSI0_DAT8__GPIO5_26		0x1d5
+				MX53_PAD_CSI0_DAT9__GPIO5_27		0x1d5
+				MX53_PAD_CSI0_DAT10__GPIO5_28		0x1d5
+				MX53_PAD_CSI0_DAT11__GPIO5_29		0x1d5
+				MX53_PAD_CSI0_DAT14__GPIO6_0		0x1d5
+			>;
+		};
+
+		pinctrl_led: ledgrp {
+			fsl,pins = <
+				MX53_PAD_CSI0_DAT15__GPIO6_1		0x1d5
+				MX53_PAD_CSI0_DAT16__GPIO6_2		0x1d5
+			>;
+		};
+
+		pinctrl_can1: can1grp {
+			fsl,pins = <
+				MX53_PAD_GPIO_7__CAN1_TXCAN		0x1c4
+				MX53_PAD_GPIO_8__CAN1_RXCAN		0x1c4
+			>;
+		};
+
+		pinctrl_can2: can2grp {
+			fsl,pins = <
+				MX53_PAD_KEY_COL4__CAN2_TXCAN		0x1c4
+				MX53_PAD_KEY_ROW4__CAN2_RXCAN		0x1c4
+			>;
+		};
+
+		pinctrl_display_gpio: display-gpiogrp {
+			fsl,pins = <
+				MX53_PAD_CSI0_DAT12__GPIO5_30		0x1d5 /* Reset */
+				MX53_PAD_CSI0_DAT13__GPIO5_31		0x1d5 /* Interrupt */
+			>;
+		};
+
+		pinctrl_edt_ft5x06: edt-ft5x06grp {
+			fsl,pins = <
+				MX53_PAD_PATA_DATA9__GPIO2_9		0x1d5 /* Reset */
+				MX53_PAD_CSI0_DAT19__GPIO6_5		0x1d5 /* Interrupt */
+				MX53_PAD_PATA_DATA10__GPIO2_10		0x1d5 /* Wake */
+			>;
+		};
+
+		pinctrl_esdhc1: esdhc1grp {
+			fsl,pins = <
+				MX53_PAD_SD1_DATA0__ESDHC1_DAT0		0x1d5
+				MX53_PAD_SD1_DATA1__ESDHC1_DAT1		0x1d5
+				MX53_PAD_SD1_DATA2__ESDHC1_DAT2		0x1d5
+				MX53_PAD_SD1_DATA3__ESDHC1_DAT3		0x1d5
+				MX53_PAD_SD1_CMD__ESDHC1_CMD		0x1d5
+				MX53_PAD_SD1_CLK__ESDHC1_CLK		0x1d5
+			>;
+		};
+
+		pinctrl_fec: fecgrp {
+			fsl,pins = <
+				MX53_PAD_FEC_MDC__FEC_MDC		0x4
+				MX53_PAD_FEC_MDIO__FEC_MDIO		0x1fc
+				MX53_PAD_FEC_REF_CLK__FEC_TX_CLK	0x180
+				MX53_PAD_FEC_RX_ER__FEC_RX_ER		0x180
+				MX53_PAD_FEC_CRS_DV__FEC_RX_DV		0x180
+				MX53_PAD_FEC_RXD1__FEC_RDATA_1		0x180
+				MX53_PAD_FEC_RXD0__FEC_RDATA_0		0x180
+				MX53_PAD_FEC_TX_EN__FEC_TX_EN		0x4
+				MX53_PAD_FEC_TXD1__FEC_TDATA_1		0x4
+				MX53_PAD_FEC_TXD0__FEC_TDATA_0		0x4
+			>;
+		};
+
+		pinctrl_i2c1: i2c1grp {
+			fsl,pins = <
+				MX53_PAD_EIM_D21__I2C1_SCL		0x400001e4
+				MX53_PAD_EIM_D28__I2C1_SDA		0x400001e4
+			>;
+		};
+
+		pinctrl_i2c3: i2c3grp {
+			fsl,pins = <
+				MX53_PAD_GPIO_6__I2C3_SDA		0x400001e4
+				MX53_PAD_GPIO_5__I2C3_SCL		0x400001e4
+			>;
+		};
+
+		pinctrl_lvds0: lvds0grp {
+			/* LVDS pins only have pin mux configuration */
+			fsl,pins = <
+				MX53_PAD_LVDS0_CLK_P__LDB_LVDS0_CLK	0x80000000
+				MX53_PAD_LVDS0_TX0_P__LDB_LVDS0_TX0	0x80000000
+				MX53_PAD_LVDS0_TX1_P__LDB_LVDS0_TX1	0x80000000
+				MX53_PAD_LVDS0_TX2_P__LDB_LVDS0_TX2	0x80000000
+				MX53_PAD_LVDS0_TX3_P__LDB_LVDS0_TX3	0x80000000
+			>;
+		};
+
+		pinctrl_uart1: uart1grp {
+			fsl,pins = <
+				MX53_PAD_PATA_DIOW__UART1_TXD_MUX	0x1e4
+				MX53_PAD_PATA_DMACK__UART1_RXD_MUX	0x1e4
+			>;
+		};
+
+		pinctrl_uart2: uart2grp {
+			fsl,pins = <
+				MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX	0x1e4
+				MX53_PAD_PATA_DMARQ__UART2_TXD_MUX	0x1e4
+			>;
+		};
+
+		pinctrl_usb: usbgrp {
+			fsl,pins = <
+				MX53_PAD_GPIO_2__GPIO1_2		0x1d5
+				MX53_PAD_GPIO_3__USBOH3_USBH1_OC	0x1d5
+			>;
+		};
+	};
+};
+
+&ldb {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lvds0>;
+	status = "okay";
+
+	lvds0: lvds-channel@0 {
+		reg = <0>;
+		fsl,data-mapping = "spwg";
+		fsl,data-width = <18>;
+		status = "okay";
+
+		port@2 {
+			reg = <2>;
+
+			lvds0_out: endpoint {
+				remote-endpoint = <&panel_in>;
+			};
+		};
+	};
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart1>;
+	status = "okay";
+};
+
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart2>;
+	status = "okay";
+};
+
+&usbh1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usb>;
+	vbus-supply = <&reg_usbh1_vbus>;
+	phy_type = "utmi";
+	dr_mode = "peripheral";
+	status = "okay";
+};
+
+&usbotg {
+	dr_mode = "peripheral";
+	status = "okay";
+};