Add support for the StartKit sk-imx53 board, a simple development board
with the iMX536A SoC.
Tested and works:
- UARTs
- SPI
- I2C
- GPU
- USB
- uSD
- NAND
- Ethernet
Not tested:
- Display
- VPU
- capture
Not yet working:
- Sound
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/imx53-sk-imx53.dts | 357 +++++++++++++++++++++++++++
2 files changed, 358 insertions(+)
create mode 100644 arch/arm/boot/dts/imx53-sk-imx53.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index d08a3c450ce7..d20fd01a8d07 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -465,6 +465,7 @@ dtb-$(CONFIG_SOC_IMX53) += \
imx53-ppd.dtb \
imx53-qsb.dtb \
imx53-qsrb.dtb \
+ imx53-sk-imx53.dtb \
imx53-smd.dtb \
imx53-tx53-x03x.dtb \
imx53-tx53-x13x.dtb \
diff --git a/arch/arm/boot/dts/imx53-sk-imx53.dts b/arch/arm/boot/dts/imx53-sk-imx53.dts
new file mode 100644
index 000000000000..103e73176e47
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-sk-imx53.dts
@@ -0,0 +1,357 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Copyright 2023 Linaro Ltd.
+
+/dts-v1/;
+
+#include "imx53.dtsi"
+
+/ {
+ model = "StarterKit SK-iMX53 Board";
+ compatible = "starterkit,sk-imx53", "fsl,imx53";
+
+ aliases {
+ /*
+ * iMX RTC is not battery powered on this board.
+ * Use the i2c RTC as rtc0.
+ */
+ rtc0 = &rtc;
+ rtc1 = &srtc;
+ };
+
+ chosen {
+ stdout-path = &uart1;
+ };
+
+ memory@70000000 {
+ device_type = "memory";
+ /* v2 had only 256 MB, v3 has 512 MB */
+ reg = <0x70000000 0x20000000>;
+ };
+
+ reg_usb1_vbus: regulator-usb-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio2 29 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reg_usb_otg_vbus: regulator-otg-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio2 24 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+};
+
+&audmux {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_audmux>;
+ status = "okay";
+};
+
+&can1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_can1>;
+ status = "okay";
+};
+
+&ecspi1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ecspi1>;
+ cs-gpios = <&gpio3 23 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
+&ecspi2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ecspi2>;
+ cs-gpios = <&gpio2 27 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
+&esdhc1 {
+ cd-gpios = <&gpio3 14 GPIO_ACTIVE_LOW>;
+ fsl,wp-controller;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_esdhc1>;
+ status = "okay";
+};
+
+&fec {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_fec>;
+ phy-mode = "rmii";
+ phy-handle = <&phy0>;
+ mac-address = [000000000000]; /* placeholder; will be overwritten by bootloader */
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&i2c1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1>;
+ status = "okay";
+};
+
+&i2c2 {
+ pinctrl-names = "default", "gpio";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ pinctrl-1 = <&pinctrl_i2c2_gpio>;
+ sda-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>;
+ scl-gpios = <&gpio2 30 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+
+ tlv320aic23: codec@1a {
+ compatible = "ti,tlv320aic23";
+ reg = <0x1a>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_codec>;
+ #sound-dai-cells = <0>;
+ };
+
+ rtc: rtc@68 {
+ compatible = "dallas,ds1338";
+ reg = <0x68>;
+ };
+};
+
+&iomuxc {
+ pinctrl_audmux: audmuxgrp {
+ fsl,pins = <
+ MX53_PAD_SD2_DATA3__AUDMUX_AUD4_TXC 0x1e4
+ MX53_PAD_SD2_DATA2__AUDMUX_AUD4_TXD 0x1e4
+ MX53_PAD_SD2_DATA1__AUDMUX_AUD4_TXFS 0x1e4
+ MX53_PAD_SD2_DATA0__AUDMUX_AUD4_RXD 0x1e4
+ >;
+ };
+
+ pinctrl_can1: can1grp {
+ fsl,pins = <
+ MX53_PAD_PATA_INTRQ__CAN1_TXCAN 0x1e4
+ MX53_PAD_PATA_DIOR__CAN1_RXCAN 0x1e4
+ >;
+ };
+
+ pinctrl_codec: codecgrp {
+ fsl,pins = <
+ MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK 0x1c4
+ >;
+ };
+
+ pinctrl_ecspi1: ecspi1grp {
+ fsl,pins = <
+ MX53_PAD_EIM_D16__ECSPI1_SCLK 0x1e4
+ MX53_PAD_EIM_D17__ECSPI1_MISO 0x1e4
+ MX53_PAD_EIM_D18__ECSPI1_MOSI 0x1e4
+ >;
+ };
+
+ pinctrl_ecspi2: ecspi2grp {
+ fsl,pins = <
+ MX53_PAD_CSI0_DAT9__ECSPI2_MOSI 0x1e4
+ MX53_PAD_CSI0_DAT10__ECSPI2_MISO 0x1e4
+ MX53_PAD_EIM_CS0__ECSPI2_SCLK 0x1e4
+ >;
+ };
+
+ 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
+ MX53_PAD_EIM_DA14__GPIO3_14 0x1f0
+ >;
+ };
+
+ pinctrl_fec: fecgrp {
+ fsl,pins = <
+ MX53_PAD_FEC_MDC__FEC_MDC 0x1e4
+ MX53_PAD_FEC_MDIO__FEC_MDIO 0x1e4
+ MX53_PAD_FEC_REF_CLK__FEC_TX_CLK 0x1e4
+ MX53_PAD_FEC_RX_ER__FEC_RX_ER 0x1e4
+ MX53_PAD_FEC_CRS_DV__FEC_RX_DV 0x1e4
+ MX53_PAD_FEC_RXD1__FEC_RDATA_1 0x1e4
+ MX53_PAD_FEC_RXD0__FEC_RDATA_0 0x1e4
+ MX53_PAD_FEC_TX_EN__FEC_TX_EN 0x1c4
+ MX53_PAD_FEC_TXD1__FEC_TDATA_1 0x1e4
+ MX53_PAD_FEC_TXD0__FEC_TDATA_0 0x1e4
+ MX53_PAD_GPIO_1__GPIO1_1 0x1c4
+ >;
+ };
+
+ pinctrl_i2c1: i2c1grp {
+ fsl,pins = <
+ MX53_PAD_EIM_D21__I2C1_SCL 0x400001e4
+ MX53_PAD_EIM_D28__I2C1_SDA 0x400001e4
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX53_PAD_KEY_ROW3__I2C2_SDA 0x400001e4
+ MX53_PAD_EIM_EB2__I2C2_SCL 0x400001e4
+ >;
+ };
+
+ pinctrl_i2c2_gpio: i2c2gpiogrp {
+ fsl,pins = <
+ MX53_PAD_KEY_ROW3__GPIO4_13 0x1e4
+ MX53_PAD_EIM_EB2__GPIO2_30 0x1e4
+ >;
+ };
+
+ 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_NANDF_CS1__EMI_NANDF_CS_1 0x4
+ MX53_PAD_NANDF_CS2__EMI_NANDF_CS_2 0x4
+ MX53_PAD_NANDF_CS3__EMI_NANDF_CS_3 0x4
+ MX53_PAD_EIM_DA0__EMI_NAND_WEIM_DA_0 0xa4
+ MX53_PAD_EIM_DA1__EMI_NAND_WEIM_DA_1 0xa4
+ MX53_PAD_EIM_DA2__EMI_NAND_WEIM_DA_2 0xa4
+ MX53_PAD_EIM_DA3__EMI_NAND_WEIM_DA_3 0xa4
+ MX53_PAD_EIM_DA4__EMI_NAND_WEIM_DA_4 0xa4
+ MX53_PAD_EIM_DA5__EMI_NAND_WEIM_DA_5 0xa4
+ MX53_PAD_EIM_DA6__EMI_NAND_WEIM_DA_6 0xa4
+ MX53_PAD_EIM_DA7__EMI_NAND_WEIM_DA_7 0xa4
+ >;
+ };
+
+ pinctrl_pwm1: pwm1grp {
+ fsl,pins = <
+ MX53_PAD_GPIO_9__PWM1_PWMO 0x5
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX53_PAD_PATA_DIOW__UART1_TXD_MUX 0x1e4
+ MX53_PAD_PATA_DMACK__UART1_RXD_MUX 0x1e4
+ >;
+ };
+
+ pinctrl_uart3: uart3grp {
+ fsl,pins = <
+ MX53_PAD_EIM_D24__UART3_TXD_MUX 0x1e4
+ MX53_PAD_EIM_D25__UART3_RXD_MUX 0x1e4
+ >;
+ };
+
+ pinctrl_uart4: uart4grp {
+ fsl,pins = <
+ MX53_PAD_KEY_COL0__UART4_TXD_MUX 0x1e4
+ MX53_PAD_KEY_ROW0__UART4_RXD_MUX 0x1e4
+ >;
+ };
+};
+
+&nfc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_nand>;
+ nand-bus-width = <8>;
+ status = "okay";
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "boot";
+ reg = <0x00000000 0x00100000>;
+ read-only;
+ };
+
+ partition@100000 {
+ label = "u-boot";
+ reg = <0x00100000 0x00100000>;
+ read-only;
+ };
+
+ partition@200000 {
+ label = "u-boot-env";
+ reg = <0x00200000 0x00100000>;
+ read-only;
+ };
+
+ partition@1000000 {
+ label = "kernel-safe";
+ reg = <0x01000000 0x00a00000>;
+ read-only;
+ };
+
+ partition@1a00000 {
+ label = "kernel";
+ reg = <0x01a00000 0x005e0000>;
+ };
+
+ partition@2000000 {
+ label = "ubifs";
+ reg = <0x02000000 0x0e000000>;
+ };
+ };
+};
+
+&pwm1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm1>;
+ status = "okay";
+};
+
+&sata {
+ status = "okay";
+};
+
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ status = "okay";
+};
+
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart3>;
+ status = "okay";
+};
+
+&uart4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart4>;
+ status = "okay";
+};
+
+&usbh1 {
+ vbus-supply = <®_usb1_vbus>;
+ phy_type = "utmi";
+ disable-over-current;
+ status = "okay";
+};
+
+&usbotg {
+ dr_mode = "peripheral";
+ disable-over-current;
+ status = "okay";
+};
--
2.39.0
