[PATCH v2 0/3] imx: add max7310 and usb support for imx6qdl sabreauto

[PATCH v2 0/3] imx: add max7310 and usb support for imx6qdl sabreauto

[Peter Chen]

Changes for v2:
- Delete reset-gpio binding at dts. [Patch 1/3]

Hi Shawn,

In this series, two functions are added for imx6qdl sabreauto board.

- In the 1st patch, the i2c interface gpio expendor max7310 is added
- In the 2nd patch, the USB support is added
- In the 3rd patch, the driver for max7310 is added

Peter Chen (3):
  ARM: imx6qdl-sabreauto.dtsi: add max7310 support
  ARM: imx6qdl-sabreauto.dtsi: enable USB support
  ARM: imx_v6_v7_defconfig: Add CONFIG_GPIO_PCA953X

 arch/arm/boot/dts/imx6qdl-sabreauto.dtsi | 79 ++++++++++++++++++++++++++++++++
 arch/arm/configs/imx_v6_v7_defconfig     |  1 +
 2 files changed, 80 insertions(+)

-- 
1.9.1

[PATCH v2 1/3] ARM: imx6qdl-sabreauto.dtsi: add max7310 support

[Peter Chen]

max7310 is an i2c interface gpio expander

Signed-off-by: Peter Chen <peter.chen-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
---
 arch/arm/boot/dts/imx6qdl-sabreauto.dtsi | 35 ++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
index 009abd6..46b2fed 100644
--- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
@@ -182,6 +182,34 @@
 	};
 };
 
+&i2c3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c3>;
+	pinctrl-assert-gpios = <&gpio5 4 GPIO_ACTIVE_HIGH>;
+	status = "okay";
+
+	max7310_a: gpio@30 {
+		compatible = "maxim,max7310";
+		reg = <0x30>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	max7310_b: gpio@32 {
+		compatible = "maxim,max7310";
+		reg = <0x32>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	max7310_c: gpio@34 {
+		compatible = "maxim,max7310";
+		reg = <0x34>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+};
+
 &iomuxc {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_hog>;
@@ -265,6 +293,13 @@
 			>;
 		};
 
+		pinctrl_i2c3: i2c3grp {
+			fsl,pins = <
+				MX6QDL_PAD_GPIO_3__I2C3_SCL  0x4001b8b1
+				MX6QDL_PAD_EIM_D18__I2C3_SDA 0x4001b8b1
+			>;
+		};
+
 		pinctrl_pwm3: pwm1grp {
 			fsl,pins = <
 				MX6QDL_PAD_SD4_DAT1__PWM3_OUT		0x1b0b1
-- 
1.9.1

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[PATCH v2 2/3] ARM: imx6qdl-sabreauto.dtsi: enable USB support

[Peter Chen]

Add USBOTG and USB host 1 support

Signed-off-by: Peter Chen <peter.chen@freescale.com>
---
 arch/arm/boot/dts/imx6qdl-sabreauto.dtsi | 44 ++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
index 46b2fed..0bedd5d 100644
--- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
@@ -28,6 +28,32 @@
 		};
 	};
 
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		reg_usb_h1_vbus: regulator@0 {
+			compatible = "regulator-fixed";
+			reg = <0>;
+			regulator-name = "usb_h1_vbus";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			gpio = <&max7310_b 7 GPIO_ACTIVE_HIGH>;
+			enable-active-high;
+		};
+
+		reg_usb_otg_vbus: regulator@1 {
+			compatible = "regulator-fixed";
+			reg = <1>;
+			regulator-name = "usb_otg_vbus";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			gpio = <&max7310_c 1 GPIO_ACTIVE_HIGH>;
+			enable-active-high;
+		};
+	};
+
 	sound-spdif {
 		compatible = "fsl,imx-audio-spdif",
 			   "fsl,imx-sabreauto-spdif";
@@ -319,6 +345,12 @@
 			>;
 		};
 
+		pinctrl_usbotg: usbotggrp {
+			fsl,pins = <
+				MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID 0x17059
+			>;
+		};
+
 		pinctrl_usdhc3: usdhc3grp {
 			fsl,pins = <
 				MX6QDL_PAD_SD3_CMD__SD3_CMD		0x17059
@@ -463,6 +495,18 @@
 	status = "okay";
 };
 
+&usbh1 {
+	vbus-supply = <&reg_usb_h1_vbus>;
+	status = "okay";
+};
+
+&usbotg {
+	vbus-supply = <&reg_usb_otg_vbus>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usbotg>;
+	status = "okay";
+};
+
 &usdhc3 {
 	pinctrl-names = "default", "state_100mhz", "state_200mhz";
 	pinctrl-0 = <&pinctrl_usdhc3>;
-- 
1.9.1

[PATCH v2 3/3] ARM: imx_v6_v7_defconfig: Add CONFIG_GPIO_PCA953X

[Peter Chen]

It is used for max7310 gpio expandor which is used at imx6qdl
sabreauto board.

Signed-off-by: Peter Chen <peter.chen-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
---
 arch/arm/configs/imx_v6_v7_defconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
index cf1e71e..75e7a95 100644
--- a/arch/arm/configs/imx_v6_v7_defconfig
+++ b/arch/arm/configs/imx_v6_v7_defconfig
@@ -168,6 +168,7 @@ CONFIG_SPI=y
 CONFIG_SPI_IMX=y
 CONFIG_GPIO_SYSFS=y
 CONFIG_GPIO_MC9S08DZ60=y
+CONFIG_GPIO_PCA953X=y
 CONFIG_GPIO_STMPE=y
 CONFIG_POWER_SUPPLY=y
 CONFIG_POWER_RESET=y
-- 
1.9.1

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Re: [PATCH v2 0/3] imx: add max7310 and usb support for imx6qdl sabreauto

[Shawn Guo]

On Fri, Mar 13, 2015 at 02:21:41PM +0800, Peter Chen wrote:
> Peter Chen (3):
>   ARM: imx6qdl-sabreauto.dtsi: add max7310 support
>   ARM: imx6qdl-sabreauto.dtsi: enable USB support
>   ARM: imx_v6_v7_defconfig: Add CONFIG_GPIO_PCA953X

Applied all, thanks.
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