[PATCH v3 2/2] ARM: dts: imx: Add basic dts support for imx6sll EVK board
Bai Ping
ping.bai at nxp.com
Tue Feb 6 18:11:21 PST 2018
Add dts file support for imx6sll EVK board.
Signed-off-by: Bai Ping <ping.bai at nxp.com>
---
change v2->v3:
- use generic pinconfig binding
---
Documentation/devicetree/bindings/arm/fsl.txt | 4 +
arch/arm/boot/dts/Makefile | 2 +
arch/arm/boot/dts/imx6sll-evk.dts | 374 ++++++++++++++++++++++++++
3 files changed, 380 insertions(+)
create mode 100644 arch/arm/boot/dts/imx6sll-evk.dts
diff --git a/Documentation/devicetree/bindings/arm/fsl.txt b/Documentation/devicetree/bindings/arm/fsl.txt
index cdb9dd7..8a1baa2 100644
--- a/Documentation/devicetree/bindings/arm/fsl.txt
+++ b/Documentation/devicetree/bindings/arm/fsl.txt
@@ -53,6 +53,10 @@ i.MX6 Quad SABRE Automotive Board
Required root node properties:
- compatible = "fsl,imx6q-sabreauto", "fsl,imx6q";
+i.MX6SLL EVK board
+Required root node properties:
+ - compatible = "fsl,imx6sll-evk", "fsl,imx6sll";
+
Generic i.MX boards
-------------------
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index ade7a38..28bff8b 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -505,6 +505,8 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
dtb-$(CONFIG_SOC_IMX6SL) += \
imx6sl-evk.dtb \
imx6sl-warp.dtb
+dtb-$(CONFIG_SOC_IMX6SLL) += \
+ imx6sll-evk.dtb
dtb-$(CONFIG_SOC_IMX6SX) += \
imx6sx-nitrogen6sx.dtb \
imx6sx-sabreauto.dtb \
diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts
new file mode 100644
index 0000000..e5a381a
--- /dev/null
+++ b/arch/arm/boot/dts/imx6sll-evk.dts
@@ -0,0 +1,374 @@
+/*
+ * Copyright 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017-2018 NXP.
+ *
+ * SPDX-License-Identifier: (GPL-2.0 OR MIT)
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include "imx6sll.dtsi"
+
+/ {
+ model = "Freescale i.MX6SLL EVK Board";
+ compatible = "fsl,imx6sll-evk", "fsl,imx6sll";
+
+ memory {
+ reg = <0x80000000 0x80000000>;
+ };
+
+ backlight {
+ compatible = "pwm-backlight";
+ pwms = <&pwm1 0 5000000>;
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <6>;
+ status = "okay";
+ };
+
+ reg_usb_otg1_vbus: reg-usb-otg1-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb_otg1_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio4 0 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reg_usb_otg2_vbus: reg-usb-otg2-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb_otg2_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio4 2 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reg_aud3v: reg-aud3v {
+ compatible = "regulator-fixed";
+ regulator-name = "wm8962-supply-3v15";
+ regulator-min-microvolt = <3150000>;
+ regulator-max-microvolt = <3150000>;
+ regulator-boot-on;
+ };
+
+ reg_aud4v: reg-aud4v {
+ compatible = "regulator-fixed";
+ regulator-name = "wm8962-supply-4v2";
+ regulator-min-microvolt = <4325000>;
+ regulator-max-microvolt = <4325000>;
+ regulator-boot-on;
+ };
+
+ reg_lcd: reg-lcd {
+ compatible = "regulator-fixed";
+ regulator-name = "lcd-pwr";
+ gpio = <&gpio4 8 0>;
+ enable-active-high;
+ };
+
+ reg_sd1_vmmc: reg-sd1-vmmc {
+ compatible = "regulator-fixed";
+ regulator-name = "SD1_SPWR";
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ gpio = <&gpio3 30 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+};
+
+&cpu0 {
+ arm-supply = <&sw1a_reg>;
+ soc-supply = <&sw1c_reg>;
+};
+
+&i2c1 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1>;
+ status = "okay";
+
+ pmic: pfuze100 at 08 {
+ 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>;
+ };
+
+ sw2_reg: sw2 {
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ sw3a_reg: sw3a {
+ regulator-min-microvolt = <400000>;
+ regulator-max-microvolt = <1975000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ sw3b_reg: sw3b {
+ regulator-min-microvolt = <400000>;
+ regulator-max-microvolt = <1975000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ sw4_reg: sw4 {
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ swbst_reg: swbst {
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5150000>;
+ };
+
+ 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_reg: vgen1 {
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1550000>;
+ regulator-always-on;
+ };
+
+ vgen2_reg: vgen2 {
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1550000>;
+ };
+
+ vgen3_reg: vgen3 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ vgen4_reg: vgen4 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ vgen5_reg: vgen5 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ vgen6_reg: vgen6 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+ };
+ };
+};
+
+&iomuxc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hog0>, <&pinctrl_hog1>;
+
+ pinctrl_hog0: hog0grp {
+ pinmux = <
+ MX6SLL_PAD_KEY_ROW7__GPIO4_IO07
+ MX6SLL_PAD_GPIO4_IO22__GPIO4_IO22
+ MX6SLL_PAD_KEY_COL3__GPIO3_IO30
+ MX6SLL_PAD_KEY_COL4__GPIO4_IO00
+ MX6SLL_PAD_REF_CLK_32K__GPIO3_IO22 /* SD3 CD */
+ MX6SLL_PAD_KEY_COL6__GPIO4_IO04 /*SD3 RESET */
+ MX6SLL_PAD_KEY_COL5__GPIO4_IO02
+ MX6SLL_PAD_GPIO4_IO24__GPIO4_IO24 /* HP DETECT */
+ >;
+ slew-rate = <0x1>;
+ drive-strength = <0x3>;
+ fsl,pin-speed = <0x1>;
+ bias-pull-up = <0x1>;
+ input-schmitt-enable;
+ };
+
+ pinctrl_hog1: hog1grp {
+ pinmux = <
+ /*
+ * Must set the LVE of pad SD2_RESET, otherwise current
+ * leakage through eMMC chip will pull high the VCCQ to
+ * 2.6v, which will impact SD1 and SD3 SD3.0 voltage switch.
+ */
+ MX6SLL_PAD_SD2_RESET__GPIO4_IO27
+ >;
+ slew-rate = <0x1>;
+ drive-strength = <0x3>;
+ fsl,pin-speed = <0x1>;
+ bias-pull-up = <0x1>;
+ input-schmitt-enable;
+ fsl,low-voltage-enable = <0x1>;
+ };
+
+ pinctrl_uart1: uart1grp {
+ pinmux = <
+ MX6SLL_PAD_UART1_TXD__UART1_DCE_TX
+ MX6SLL_PAD_UART1_RXD__UART1_DCE_RX
+ >;
+ slew-rate = <0x1>;
+ drive-strength = <0x6>;
+ fsl,pin-speed = <0x2>;
+ bias-pull-up = <0x2>;
+ input-schmitt-enable;
+ };
+
+ pinctrl_usdhc1_data: usdhc1datagrp {
+ pinmux = <
+ MX6SLL_PAD_SD1_CMD__SD1_CMD
+ MX6SLL_PAD_SD1_DATA0__SD1_DATA0
+ MX6SLL_PAD_SD1_DATA1__SD1_DATA1
+ MX6SLL_PAD_SD1_DATA2__SD1_DATA2
+ MX6SLL_PAD_SD1_DATA3__SD1_DATA3
+ >;
+ slew-rate = <0x1>;
+ drive-strength = <0x4>;
+ fsl,pin-speed = <0x1>;
+ bias-pull-up = <0x1>;
+ input-schmitt-enable;
+ };
+
+ pinctrl_usdhc1_clk: usdhc1clkgrp {
+ pinmux = <MX6SLL_PAD_SD1_CLK__SD1_CLK>;
+ slew-rate = <0x1>;
+ drive-strength = <0x4>;
+ fsl,pin-speed = <0x1>;
+ bias-pull-down = <0x0>;
+ input-schmitt-enable;
+ };
+
+ pinctrl_usdhc1_data_100mhz: usdhc1datagrp_100mhz {
+ pinmux = <
+ MX6SLL_PAD_SD1_CMD__SD1_CMD
+ MX6SLL_PAD_SD1_DATA0__SD1_DATA0
+ MX6SLL_PAD_SD1_DATA1__SD1_DATA1
+ MX6SLL_PAD_SD1_DATA2__SD1_DATA2
+ MX6SLL_PAD_SD1_DATA3__SD1_DATA3
+ >;
+ slew-rate = <0x1>;
+ drive-strength = <0x4>;
+ fsl,pin-speed = <0x2>;
+ bias-pull-up = <0x1>;
+ input-schmitt-enable;
+ };
+
+ pinctrl_usdhc1_clk_100mhz: usdhc1clkgrp_100mhz {
+ pinmux = < MX6SLL_PAD_SD1_CLK__SD1_CLK>;
+ slew-rate = <0x1>;
+ drive-strength = <0x4>;
+ fsl,pin-speed = <0x2>;
+ bias-pull-down = <0x0>;
+ input-schmitt-enable;
+ };
+
+ pinctrl_usdhc1_data_200mhz: usdhc1datagrp_200mhz {
+ pinmux = <
+ MX6SLL_PAD_SD1_CMD__SD1_CMD
+ MX6SLL_PAD_SD1_DATA0__SD1_DATA0
+ MX6SLL_PAD_SD1_DATA1__SD1_DATA1
+ MX6SLL_PAD_SD1_DATA2__SD1_DATA2
+ MX6SLL_PAD_SD1_DATA3__SD1_DATA3
+ >;
+ slew-rate = <0x1>;
+ drive-strength = <0x5>;
+ fsl,pin-speed = <0x3>;
+ bias-pull-up = <0x1>;
+ input-schmitt-enable;
+ };
+
+ pinctrl_usdhc1_clk_200mhz: usdhc1clkgrp_200mhz {
+ pinmux = <MX6SLL_PAD_SD1_CLK__SD1_CLK>;
+ slew-rate = <0x1>;
+ drive-strength = <0x7>;
+ fsl,pin-speed = <0x3>;
+ bias-pull-down = <0x0>;
+ input-schmitt-enable;
+ };
+
+ pinctrl_usbotg1: usbotg1grp {
+ pinmux = <MX6SLL_PAD_EPDC_PWR_COM__USB_OTG1_ID>;
+ slew-rate = <0x1>;
+ drive-strength = <0x3>;
+ fsl,pin-speed = <0x1>;
+ bias-pull-up = <0x1>;
+ input-schmitt-enable;
+ };
+
+ pinctrl_i2c1: i2c1grp {
+ pinmux = <
+ MX6SLL_PAD_I2C1_SCL__I2C1_SCL
+ MX6SLL_PAD_I2C1_SDA__I2C1_SDA
+ >;
+ slew-rate = <0x1>;
+ drive-strength = <0x6>;
+ fsl,pin-speed = <0x2>;
+ drive-open-drain;
+ bias-pull-up = <0x2>;
+ input-schmitt-enable;
+ };
+};
+
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ status = "okay";
+};
+
+&usdhc1 {
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc1_data>, <&pinctrl_usdhc1_clk>;
+ pinctrl-1 = <&pinctrl_usdhc1_data_100mhz>, <&pinctrl_usdhc1_clk_100mhz>;
+ pinctrl-2 = <&pinctrl_usdhc1_data_200mhz>, <&pinctrl_usdhc1_clk_200mhz>;
+ cd-gpios = <&gpio4 7 GPIO_ACTIVE_LOW>;
+ wp-gpios = <&gpio4 22 GPIO_ACTIVE_HIGH>;
+ keep-power-in-suspend;
+ enable-sdio-wakeup;
+ vmmc-supply = <®_sd1_vmmc>;
+ status = "okay";
+};
+
+&usbotg1 {
+ vbus-supply = <®_usb_otg1_vbus>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usbotg1>;
+ disable-over-current;
+ srp-disable;
+ hnp-disable;
+ adp-disable;
+ status = "okay";
+};
+
+&usbotg2 {
+ vbus-supply = <®_usb_otg2_vbus>;
+ dr_mode = "host";
+ disable-over-current;
+ status = "okay";
+};
--
1.9.1
More information about the linux-arm-kernel
mailing list