[U-Boot] [PATCH v1 06/26] colibri_imx6: migrate to using device tree

Marcel Ziswiler
2019-02-08T17:42:09Z

From: Marcel Ziswiler <marcel.ziswiler@toradex.com>

Migrate to using device tree required for further driver model
integration.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>

---

arch/arm/dts/imx6-colibri.dts | 411 +++++++++++++++++++++++++
board/toradex/colibri_imx6/MAINTAINERS | 2 +
configs/colibri_imx6_defconfig | 3 +-
3 files changed, 415 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/dts/imx6-colibri.dts

diff --git a/arch/arm/dts/imx6-colibri.dts b/arch/arm/dts/imx6-colibri.dts
new file mode 100644
index 0000000000..5c9f1f0d2b
--- /dev/null
+++ b/arch/arm/dts/imx6-colibri.dts
@@ -0,0 +1,411 @@
+// SPDX-License-Identifier: GPL-2.0+ OR X11
+/*
+ * Copyright 2019 Toradex AG
+ */
+
+/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
+#include "imx6dl.dtsi"
+
+/ {
+ model = "Toradex Colibri iMX6DL/S";
+ compatible = "toradex,colibri_imx6dl", "fsl,imx6dl";
+
+ /* Will be filled by the bootloader */
+ memory at 10000000 {
+ device_type = "memory";
+ reg = <0x10000000 0>;
+ };
+
+ aliases {
+ mmc0 = &usdhc3;
+ mmc1 = &usdhc1;
+ usb0 = &usbotg; /* required for ums */
+ };
+
+ chosen {
+ stdout-path = &uart1;
+ };
+
+ reg_module_3v3: regulator-module-3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "+V3.3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ reg_usb_host_vbus: regulator-usb-host-vbus {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_regulator_usbh_pwr>;
+ regulator-name = "usb_host_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio3 31 GPIO_ACTIVE_LOW>; /* USBH_PEN */
+ };
+};
+
+/*
+ * PWR_I2C: power I2C to audio codec, PMIC, temperature sensor and
+ * touch screen controller
+ */
+&i2c2 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ status = "okay";
+
+ pmic: pfuze100 at 8 {
+ compatible = "fsl,pfuze100";
+ reg = <0x08>;
+
+ regulators {
+ sw1a_reg: sw1ab {
+ regulator-min-microvolt = <300000>;
+ regulator-max-microvolt = <1875000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <6250>;
+ };
+
+ sw1c_reg: sw1c {
+ regulator-min-microvolt = <300000>;
+ regulator-max-microvolt = <1875000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <6250>;
+ };
+
+ sw3a_reg: sw3a {
+ regulator-min-microvolt = <400000>;
+ regulator-max-microvolt = <1975000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ swbst_reg: swbst {
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5150000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ snvs_reg: vsnvs {
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vref_reg: vrefddr {
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ /* vgen1: unused */
+
+ vgen2_reg: vgen2 {
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1550000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ /* vgen3: unused */
+
+ vgen4_reg: vgen4 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vgen5_reg: vgen5 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vgen6_reg: vgen6 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+ };
+ };
+};
+
+/*
+ * I2C3_SDA/SCL on SODIMM 194/196 (e.g. RTC on carrier board)
+ */
+&i2c3 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default", "gpio";
+ pinctrl-0 = <&pinctrl_i2c3>;
+ pinctrl-1 = <&pinctrl_i2c3_recovery>;
+ scl-gpios = <&gpio1 3 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ sda-gpios = <&gpio1 6 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ status = "okay";
+};
+
+/* Colibri UART_A */
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1_dte &pinctrl_uart1_ctrl>;
+ fsl,dte-mode;
+ uart-has-rtscts;
+ status = "okay";
+};
+
+/* Colibri UART_B */
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart2_dte>;
+ fsl,dte-mode;
+ uart-has-rtscts;
+ status = "okay";
+};
+
+/* Colibri UART_C */
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart3_dte>;
+ fsl,dte-mode;
+ status = "okay";
+};
+
+/* Colibri USBH */
+&usbh1 {
+ dr_mode = "host";
+ vbus-supply = <&reg_usb_host_vbus>;
+ status = "okay";
+};
+
+/* Colibri USBC */
+&usbotg {
+ dr_mode = "host";
+ status = "okay";
+};
+
+/* Colibri MMC */
+&usdhc1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usdhc1 &pinctrl_mmc_cd>;
+ cd-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; /* MMCD */
+ disable-wp;
+ vqmmc-supply = <&reg_module_3v3>;
+ bus-width = <4>;
+ no-1-8-v;
+ status = "okay";
+};
+
+/* eMMC */
+&usdhc3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usdhc3>;
+ vqmmc-supply = <&reg_module_3v3>;
+ bus-width = <8>;
+ no-1-8-v;
+ non-removable;
+ status = "okay";
+};
+
+&iomuxc {
+ pinctrl_ecspi4: ecspi4grp {
+ fsl,pins = <
+ MX6QDL_PAD_EIM_D22__ECSPI4_MISO 0x100b1
+ MX6QDL_PAD_EIM_D28__ECSPI4_MOSI 0x100b1
+ MX6QDL_PAD_EIM_D21__ECSPI4_SCLK 0x100b1
+ /* SPI CS */
+ MX6QDL_PAD_EIM_A25__GPIO5_IO02 0x000b1
+ >;
+ };
+
+ pinctrl_enet: enetgrp {
+ fsl,pins = <
+ MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b0b0
+ MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b0b0
+ MX6QDL_PAD_ENET_RXD0__ENET_RX_DATA0 0x1b0b0
+ MX6QDL_PAD_ENET_RXD1__ENET_RX_DATA1 0x1b0b0
+ MX6QDL_PAD_ENET_RX_ER__ENET_RX_ER 0x1b0b0
+ MX6QDL_PAD_ENET_TX_EN__ENET_TX_EN 0x1b0b0
+ MX6QDL_PAD_ENET_TXD0__ENET_TX_DATA0 0x1b0b0
+ MX6QDL_PAD_ENET_TXD1__ENET_TX_DATA1 0x1b0b0
+ MX6QDL_PAD_ENET_CRS_DV__ENET_RX_EN 0x1b0b0
+ MX6QDL_PAD_GPIO_16__ENET_REF_CLK ((1<<30) | 0x1b0b0)
+ >;
+ };
+
+ pinctrl_gpio_bl_on: gpioblon {
+ fsl,pins = <
+ MX6QDL_PAD_EIM_D26__GPIO3_IO26 0x1b0b0
+ >;
+ };
+
+ pinctrl_hdmi_ddc: hdmiddcgrp {
+ fsl,pins = <
+ MX6QDL_PAD_KEY_COL3__HDMI_TX_DDC_SCL 0x4001b8b1
+ MX6QDL_PAD_KEY_ROW3__HDMI_TX_DDC_SDA 0x4001b8b1
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX6QDL_PAD_EIM_EB2__I2C2_SCL 0x4001b8b1
+ MX6QDL_PAD_EIM_D16__I2C2_SDA 0x4001b8b1
+ >;
+ };
+
+ pinctrl_i2c3: i2c3grp {
+ fsl,pins = <
+ MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b8b1
+ MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b8b1
+ >;
+ };
+
+ pinctrl_i2c3_recovery: i2c3recoverygrp {
+ fsl,pins = <
+ MX6QDL_PAD_GPIO_3__GPIO1_IO03 0x4001b8b1
+ MX6QDL_PAD_GPIO_6__GPIO1_IO06 0x4001b8b1
+ >;
+ };
+
+ pinctrl_ipu1_lcdif: ipu1lcdifgrp {
+ fsl,pins = <
+ MX6QDL_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK 0xa1
+ MX6QDL_PAD_DI0_PIN15__IPU1_DI0_PIN15 0xa1
+ MX6QDL_PAD_DI0_PIN2__IPU1_DI0_PIN02 0xa1
+ MX6QDL_PAD_DI0_PIN3__IPU1_DI0_PIN03 0xa1
+ MX6QDL_PAD_DISP0_DAT0__IPU1_DISP0_DATA00 0xa1
+ MX6QDL_PAD_DISP0_DAT1__IPU1_DISP0_DATA01 0xa1
+ MX6QDL_PAD_DISP0_DAT2__IPU1_DISP0_DATA02 0xa1
+ MX6QDL_PAD_DISP0_DAT3__IPU1_DISP0_DATA03 0xa1
+ MX6QDL_PAD_DISP0_DAT4__IPU1_DISP0_DATA04 0xa1
+ MX6QDL_PAD_DISP0_DAT5__IPU1_DISP0_DATA05 0xa1
+ MX6QDL_PAD_DISP0_DAT6__IPU1_DISP0_DATA06 0xa1
+ MX6QDL_PAD_DISP0_DAT7__IPU1_DISP0_DATA07 0xa1
+ MX6QDL_PAD_DISP0_DAT8__IPU1_DISP0_DATA08 0xa1
+ MX6QDL_PAD_DISP0_DAT9__IPU1_DISP0_DATA09 0xa1
+ MX6QDL_PAD_DISP0_DAT10__IPU1_DISP0_DATA10 0xa1
+ MX6QDL_PAD_DISP0_DAT11__IPU1_DISP0_DATA11 0xa1
+ MX6QDL_PAD_DISP0_DAT12__IPU1_DISP0_DATA12 0xa1
+ MX6QDL_PAD_DISP0_DAT13__IPU1_DISP0_DATA13 0xa1
+ MX6QDL_PAD_DISP0_DAT14__IPU1_DISP0_DATA14 0xa1
+ MX6QDL_PAD_DISP0_DAT15__IPU1_DISP0_DATA15 0xa1
+ MX6QDL_PAD_DISP0_DAT16__IPU1_DISP0_DATA16 0xa1
+ MX6QDL_PAD_DISP0_DAT17__IPU1_DISP0_DATA17 0xa1
+ >;
+ };
+
+ pinctrl_mmc_cd: gpiommccd {
+ fsl,pins = <
+ MX6QDL_PAD_NANDF_D5__GPIO2_IO05 0x1b0b1
+ >;
+ };
+
+ pinctrl_pwm1: pwm1grp {
+ fsl,pins = <
+ MX6QDL_PAD_GPIO_9__PWM1_OUT 0x1b0b1
+ >;
+ };
+
+ pinctrl_pwm2: pwm2grp {
+ fsl,pins = <
+ MX6QDL_PAD_GPIO_1__PWM2_OUT 0x1b0b1
+ MX6QDL_PAD_EIM_A21__GPIO2_IO17 0x00040
+ >;
+ };
+
+ pinctrl_pwm3: pwm3grp {
+ fsl,pins = <
+ MX6QDL_PAD_SD4_DAT1__PWM3_OUT 0x1b0b1
+ MX6QDL_PAD_EIM_A22__GPIO2_IO16 0x00040
+ >;
+ };
+
+ pinctrl_pwm4: pwm4grp {
+ fsl,pins = <
+ MX6QDL_PAD_SD4_DAT2__PWM4_OUT 0x1b0b1
+ >;
+ };
+
+ pinctrl_regulator_usbh_pwr: gpioregusbhpwrgrp {
+ fsl,pins = <
+ /* SODIMM 129 USBH_PEN */
+ MX6QDL_PAD_EIM_D31__GPIO3_IO31 0x0f058
+ >;
+ };
+
+ pinctrl_uart1_dce: uart1dcegrp {
+ fsl,pins = <
+ MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1
+ MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0b1
+ >;
+ };
+
+ /* DTE mode */
+ pinctrl_uart1_dte: uart1dtegrp {
+ fsl,pins = <
+ MX6QDL_PAD_CSI0_DAT10__UART1_RX_DATA 0x1b0b1
+ MX6QDL_PAD_CSI0_DAT11__UART1_TX_DATA 0x1b0b1
+ MX6QDL_PAD_EIM_D19__UART1_RTS_B 0x1b0b1
+ MX6QDL_PAD_EIM_D20__UART1_CTS_B 0x1b0b1
+ >;
+ };
+
+ /* Additional DTR, DSR, DCD */
+ pinctrl_uart1_ctrl: uart1ctrlgrp {
+ fsl,pins = <
+ MX6QDL_PAD_EIM_D23__UART1_DCD_B 0x1b0b0
+ MX6QDL_PAD_EIM_D24__UART1_DTR_B 0x1b0b0
+ MX6QDL_PAD_EIM_D25__UART1_DSR_B 0x1b0b0
+ >;
+ };
+
+ pinctrl_uart2_dte: uart2dtegrp {
+ fsl,pins = <
+ MX6QDL_PAD_SD4_DAT4__UART2_TX_DATA 0x1b0b1
+ MX6QDL_PAD_SD4_DAT7__UART2_RX_DATA 0x1b0b1
+ MX6QDL_PAD_SD4_DAT6__UART2_RTS_B 0x1b0b1
+ MX6QDL_PAD_SD4_DAT5__UART2_CTS_B 0x1b0b1
+ >;
+ };
+
+ pinctrl_uart3_dte: uart3dtegrp {
+ fsl,pins = <
+ MX6QDL_PAD_SD4_CLK__UART3_TX_DATA 0x1b0b1
+ MX6QDL_PAD_SD4_CMD__UART3_RX_DATA 0x1b0b1
+ >;
+ };
+
+ pinctrl_usdhc1: usdhc1grp {
+ fsl,pins = <
+ MX6QDL_PAD_SD1_CMD__SD1_CMD 0x17071
+ MX6QDL_PAD_SD1_CLK__SD1_CLK 0x10071
+ MX6QDL_PAD_SD1_DAT0__SD1_DATA0 0x17071
+ MX6QDL_PAD_SD1_DAT1__SD1_DATA1 0x17071
+ MX6QDL_PAD_SD1_DAT2__SD1_DATA2 0x17071
+ MX6QDL_PAD_SD1_DAT3__SD1_DATA3 0x17071
+ >;
+ };
+
+ pinctrl_usdhc3: usdhc3grp {
+ fsl,pins = <
+ MX6QDL_PAD_SD3_CMD__SD3_CMD 0x17059
+ MX6QDL_PAD_SD3_CLK__SD3_CLK 0x10059
+ MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17059
+ MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059
+ MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059
+ MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059
+ MX6QDL_PAD_SD3_DAT4__SD3_DATA4 0x17059
+ MX6QDL_PAD_SD3_DAT5__SD3_DATA5 0x17059
+ MX6QDL_PAD_SD3_DAT6__SD3_DATA6 0x17059
+ MX6QDL_PAD_SD3_DAT7__SD3_DATA7 0x17059
+ /* eMMC reset */
+ MX6QDL_PAD_SD3_RST__SD3_RESET 0x17059
+ >;
+ };
+};
diff --git a/board/toradex/colibri_imx6/MAINTAINERS b/board/toradex/colibri_imx6/MAINTAINERS
index 49999d8cf5..e25c07306c 100644
--- a/board/toradex/colibri_imx6/MAINTAINERS
+++ b/board/toradex/colibri_imx6/MAINTAINERS
@@ -1,7 +1,9 @@
Colibri iMX6
M: Max Krummenacher <max.krummenacher@toradex.com>
W: http://developer.toradex.com/software/linux/linux-software
+W: https://www.toradex.com/community
S: Maintained
F: board/toradex/colibri_imx6/
F: include/configs/colibri_imx6.h
F: configs/colibri_imx6_defconfig
+F: arch/arm/dts/imx6-colibri.dts
diff --git a/configs/colibri_imx6_defconfig b/configs/colibri_imx6_defconfig
index 84fa427c8c..47e05b0b26 100644
--- a/configs/colibri_imx6_defconfig
+++ b/configs/colibri_imx6_defconfig
@@ -45,6 +45,8 @@ CONFIG_CMD_USB_SDP=y
CONFIG_CMD_USB_MASS_STORAGE=y
CONFIG_CMD_BMP=y
CONFIG_CMD_CACHE=y
+CONFIG_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="imx6-colibri"
CONFIG_ENV_IS_IN_MMC=y
CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
CONFIG_DFU_MMC=y
@@ -64,5 +66,4 @@ CONFIG_USB_GADGET_DOWNLOAD=y
CONFIG_USB_HOST_ETHER=y
CONFIG_VIDEO=y
CONFIG_FAT_WRITE=y
-CONFIG_OF_LIBFDT=y
CONFIG_OF_LIBFDT_OVERLAY=y
--
2.20.1