Thread (1 message) 1 message, 1 author, 2016-08-08

Re: [PATCH v2] ARM: dts: imx: add Gateworks Ventana GW553x support

From: Shawn Guo <hidden>
Date: 2016-08-08 08:30:05
Also in: linux-arm-kernel

On Wed, Jun 29, 2016 at 06:32:26AM -0700, Tim Harvey wrote:
quoted hunk
diff --git a/arch/arm/boot/dts/imx6qdl-gw53xx.dtsi b/arch/arm/boot/dts/imx6qdl-gw53xx.dtsi
index a3dd0c4..e5f4b6c 100644
--- a/arch/arm/boot/dts/imx6qdl-gw53xx.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-gw53xx.dtsi
@@ -86,7 +86,6 @@
 			regulator-always-on;
 		};
 
-		/* remove when pmic 1p8 regulator available */
Is this change related?
quoted hunk
 		reg_1p8v: regulator@1 {
 			compatible = "regulator-fixed";
 			reg = <1>;
diff --git a/arch/arm/boot/dts/imx6qdl-gw553x.dtsi b/arch/arm/boot/dts/imx6qdl-gw553x.dtsi
new file mode 100644
index 0000000..d683e08
--- /dev/null
+++ b/arch/arm/boot/dts/imx6qdl-gw553x.dtsi
<snip>
+	chosen {
+		bootargs = "console=ttymxc1,115200";
A 'stdout-path' should make more sense here.
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpio_leds>;
+
+		led0: user1 {
+			label = "user1";
+			gpios = <&gpio4 10 GPIO_ACTIVE_HIGH>; /* MX6_PANLEDG */
+			default-state = "on";
+			linux,default-trigger = "heartbeat";
+		};
+
+		led1: user2 {
+			label = "user2";
+			gpios = <&gpio4 11 GPIO_ACTIVE_HIGH>; /* MX6_PANLEDR */
+			default-state = "off";
+		};
+	};
+
+	memory {
+		reg = <0x10000000 0x20000000>;
+	};
+
+	pps {
+		compatible = "pps-gpio";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_pps>;
+		gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
+		status = "okay";
+	};
+
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
We had stopped doing this for a while, because DT maintainers do not
like this fake simple-bus container.  Please put the fixed regulator
nodes directly under root with following naming schema.

	reg_xxx: regulator-xxx {
		...
	};
+
+		reg_3p3v: regulator@0 {
+			compatible = "regulator-fixed";
+			reg = <0>;
+			regulator-name = "3P0V";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			regulator-always-on;
+		};
+
+		reg_5p0v: regulator@1 {
+			compatible = "regulator-fixed";
+			reg = <1>;
+			regulator-name = "5P0V";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			regulator-always-on;
+		};
+
+		reg_usb_otg_vbus: regulator@2 {
+			compatible = "regulator-fixed";
+			reg = <2>;
+			regulator-name = "usb_otg_vbus";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
+			enable-active-high;
+		};
+	};
+};
+
+&gpmi {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_gpmi_nand>;
+	status = "okay";
+};
+
+&hdmi {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hdmi>;
+	ddc-i2c-bus = <&i2c3>;
+	status = "okay";
+};
+
+&i2c1 {
+	clock-frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "okay";
+
+	eeprom1: eeprom@50 {
+		compatible = "atmel,24c02";
+		reg = <0x50>;
+		pagesize = <16>;
+	};
+
+	eeprom2: eeprom@51 {
+		compatible = "atmel,24c02";
+		reg = <0x51>;
+		pagesize = <16>;
+	};
+
+	eeprom3: eeprom@52 {
+		compatible = "atmel,24c02";
+		reg = <0x52>;
+		pagesize = <16>;
+	};
+
+	eeprom4: eeprom@53 {
+		compatible = "atmel,24c02";
+		reg = <0x53>;
+		pagesize = <16>;
+	};
+
+	gpio: pca9555@23 {
+		compatible = "nxp,pca9555";
+		reg = <0x23>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
We generally sort the device nodes under I2C bus in order of slave
address.  That said, this pca9555@23 node should go before eeprom@50.
+
+	rtc: ds1672@68 {
+		compatible = "dallas,ds1672";
+		reg = <0x68>;
+	};
+};
<snip>
+&iomuxc {
+	imx6qdl-gw553x {
Since commit 5fcdf6a7ed95 (pinctrl: imx: Allow parsing DT without
function nodes), this function container node is no longer needed.

Shawn
+		pinctrl_gpmi_nand: gpminandgrp {
+			fsl,pins = <
+				MX6QDL_PAD_NANDF_CLE__NAND_CLE		0xb0b1
+				MX6QDL_PAD_NANDF_ALE__NAND_ALE		0xb0b1
+				MX6QDL_PAD_NANDF_WP_B__NAND_WP_B	0xb0b1
+				MX6QDL_PAD_NANDF_RB0__NAND_READY_B	0xb000
+				MX6QDL_PAD_NANDF_CS0__NAND_CE0_B	0xb0b1
+				MX6QDL_PAD_SD4_CMD__NAND_RE_B		0xb0b1
+				MX6QDL_PAD_SD4_CLK__NAND_WE_B		0xb0b1
+				MX6QDL_PAD_NANDF_D0__NAND_DATA00	0xb0b1
+				MX6QDL_PAD_NANDF_D1__NAND_DATA01	0xb0b1
+				MX6QDL_PAD_NANDF_D2__NAND_DATA02	0xb0b1
+				MX6QDL_PAD_NANDF_D3__NAND_DATA03	0xb0b1
+				MX6QDL_PAD_NANDF_D4__NAND_DATA04	0xb0b1
+				MX6QDL_PAD_NANDF_D5__NAND_DATA05	0xb0b1
+				MX6QDL_PAD_NANDF_D6__NAND_DATA06	0xb0b1
+				MX6QDL_PAD_NANDF_D7__NAND_DATA07	0xb0b1
+			>;
+		};
+
+		pinctrl_hdmi: hdmigrp {
+			fsl,pins = <
+				MX6QDL_PAD_EIM_A25__HDMI_TX_CEC_LINE	0x1f8b0
+			>;
+		};
+
+		pinctrl_i2c1: i2c1grp {
+			fsl,pins = <
+				MX6QDL_PAD_EIM_D21__I2C1_SCL		0x4001b8b1
+				MX6QDL_PAD_EIM_D28__I2C1_SDA		0x4001b8b1
+			>;
+		};
+
+		pinctrl_i2c2: i2c2grp {
+			fsl,pins = <
+				MX6QDL_PAD_KEY_COL3__I2C2_SCL		0x4001b8b1
+				MX6QDL_PAD_KEY_ROW3__I2C2_SDA		0x4001b8b1
+			>;
+		};
+
+		pinctrl_i2c3: i2c3grp {
+			fsl,pins = <
+				MX6QDL_PAD_GPIO_3__I2C3_SCL		0x4001b8b1
+				MX6QDL_PAD_GPIO_6__I2C3_SDA		0x4001b8b1
+			>;
+		};
+
+		pinctrl_gpio_leds: gpioledsgrp {
+			fsl,pins = <
+				MX6QDL_PAD_KEY_COL2__GPIO4_IO10		0x1b0b0
+				MX6QDL_PAD_KEY_ROW2__GPIO4_IO11		0x1b0b0
+			>;
+		};
+
+		pinctrl_pcie: pciegrp {
+			fsl,pins = <
+				MX6QDL_PAD_GPIO_0__GPIO1_IO00		0x1b0b0
+				MX6QDL_PAD_GPIO_17__GPIO7_IO12		0x4001b0b0 /* PCIESKT_WDIS# */
+			>;
+		};
+
+		pinctrl_pps: ppsgrp {
+			fsl,pins = <
+				MX6QDL_PAD_ENET_RXD1__GPIO1_IO26	0x1b0b1
+			>;
+		};
+
+		pinctrl_pwm2: pwm2grp {
+			fsl,pins = <
+				MX6QDL_PAD_SD1_DAT2__PWM2_OUT		0x1b0b1
+			>;
+		};
+
+		pinctrl_pwm3: pwm3grp {
+			fsl,pins = <
+				MX6QDL_PAD_SD4_DAT1__PWM3_OUT		0x1b0b1
+			>;
+		};
+
+		pinctrl_pwm4: pwm4grp {
+			fsl,pins = <
+				MX6QDL_PAD_SD1_CMD__PWM4_OUT		0x1b0b1
+			>;
+		};
+
+		pinctrl_uart2: uart2grp {
+			fsl,pins = <
+				MX6QDL_PAD_SD4_DAT7__UART2_TX_DATA	0x1b0b1
+				MX6QDL_PAD_SD4_DAT4__UART2_RX_DATA	0x1b0b1
+			>;
+		};
+
+		pinctrl_uart3: uart3grp {
+			fsl,pins = <
+				MX6QDL_PAD_EIM_D24__UART3_TX_DATA	0x1b0b1
+				MX6QDL_PAD_EIM_D25__UART3_RX_DATA	0x1b0b1
+			>;
+		};
+
+		pinctrl_uart4: uart4grp {
+			fsl,pins = <
+				MX6QDL_PAD_KEY_COL0__UART4_TX_DATA	0x1b0b1
+				MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA	0x1b0b1
+			>;
+		};
+
+		pinctrl_uart5: uart5grp {
+			fsl,pins = <
+				MX6QDL_PAD_KEY_COL1__UART5_TX_DATA	0x1b0b1
+				MX6QDL_PAD_KEY_ROW1__UART5_RX_DATA	0x1b0b1
+			>;
+		};
+
+		pinctrl_usbotg: usbotggrp {
+			fsl,pins = <
+				MX6QDL_PAD_GPIO_1__USB_OTG_ID		0x17059
+				MX6QDL_PAD_EIM_D22__GPIO3_IO22		0x1b0b0 /* OTG_PWR_EN */
+			>;
+		};
+
+		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_DAT5__GPIO7_IO00		0x17059 /* CD */
+				MX6QDL_PAD_NANDF_CS1__SD3_VSELECT	0x17059
+			>;
+		};
+
+		pinctrl_usdhc3_100mhz: usdhc3grp100mhz {
+			fsl,pins = <
+				MX6QDL_PAD_SD3_CMD__SD3_CMD		0x170b9
+				MX6QDL_PAD_SD3_CLK__SD3_CLK		0x100b9
+				MX6QDL_PAD_SD3_DAT0__SD3_DATA0		0x170b9
+				MX6QDL_PAD_SD3_DAT1__SD3_DATA1		0x170b9
+				MX6QDL_PAD_SD3_DAT2__SD3_DATA2		0x170b9
+				MX6QDL_PAD_SD3_DAT3__SD3_DATA3		0x170b9
+				MX6QDL_PAD_SD3_DAT5__GPIO7_IO00		0x170b9 /* CD */
+				MX6QDL_PAD_NANDF_CS1__SD3_VSELECT	0x170b9
+			>;
+		};
+
+		pinctrl_usdhc3_200mhz: usdhc3grp200mhz {
+			fsl,pins = <
+				MX6QDL_PAD_SD3_CMD__SD3_CMD		0x170f9
+				MX6QDL_PAD_SD3_CLK__SD3_CLK		0x100f9
+				MX6QDL_PAD_SD3_DAT0__SD3_DATA0		0x170f9
+				MX6QDL_PAD_SD3_DAT1__SD3_DATA1		0x170f9
+				MX6QDL_PAD_SD3_DAT2__SD3_DATA2		0x170f9
+				MX6QDL_PAD_SD3_DAT3__SD3_DATA3		0x170f9
+				MX6QDL_PAD_SD3_DAT5__GPIO7_IO00		0x170f9 /* CD */
+				MX6QDL_PAD_NANDF_CS1__SD3_VSELECT	0x170f9
+			>;
+		};
+
+		pinctrl_wdog: wdoggrp {
+			fsl,pins = <
+				MX6QDL_PAD_DISP0_DAT8__WDOG1_B		0x1b0b0
+			>;
+		};
+	};
+};
-- 
1.9.1


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help