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* [PATCH 0/2] ARM: dts: add Kobo Aura 2
@ 2022-05-22 21:44 ` Andreas Kemnade
  0 siblings, 0 replies; 14+ messages in thread
From: Andreas Kemnade @ 2022-05-22 21:44 UTC (permalink / raw)
  To: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, andreas, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

This adds a basic device tree for the Kobo Aura 2 Ebook reader.
It is equipped with an i.MX6SL SoC.

Andreas Kemnade (2):
  dt-bindings: arm: fsl: add compatible string for Kobo Aura 2
  ARM: dts: imx: Add devicetree for Kobo Aura 2

 .../devicetree/bindings/arm/fsl.yaml          |   1 +
 arch/arm/boot/dts/Makefile                    |   1 +
 arch/arm/boot/dts/imx6sl-kobo-aura2.dts       | 595 ++++++++++++++++++
 3 files changed, 597 insertions(+)
 create mode 100644 arch/arm/boot/dts/imx6sl-kobo-aura2.dts

-- 
2.30.2


^ permalink raw reply	[flat|nested] 14+ messages in thread

* [PATCH 0/2] ARM: dts: add Kobo Aura 2
@ 2022-05-22 21:44 ` Andreas Kemnade
  0 siblings, 0 replies; 14+ messages in thread
From: Andreas Kemnade @ 2022-05-22 21:44 UTC (permalink / raw)
  To: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, andreas, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

This adds a basic device tree for the Kobo Aura 2 Ebook reader.
It is equipped with an i.MX6SL SoC.

Andreas Kemnade (2):
  dt-bindings: arm: fsl: add compatible string for Kobo Aura 2
  ARM: dts: imx: Add devicetree for Kobo Aura 2

 .../devicetree/bindings/arm/fsl.yaml          |   1 +
 arch/arm/boot/dts/Makefile                    |   1 +
 arch/arm/boot/dts/imx6sl-kobo-aura2.dts       | 595 ++++++++++++++++++
 3 files changed, 597 insertions(+)
 create mode 100644 arch/arm/boot/dts/imx6sl-kobo-aura2.dts

-- 
2.30.2


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 14+ messages in thread

* [PATCH 1/2] dt-bindings: arm: fsl: add compatible string for Kobo Aura 2
  2022-05-22 21:44 ` Andreas Kemnade
@ 2022-05-22 21:44   ` Andreas Kemnade
  -1 siblings, 0 replies; 14+ messages in thread
From: Andreas Kemnade @ 2022-05-22 21:44 UTC (permalink / raw)
  To: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, andreas, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

This adds a compatible string for the Kobo Aura 2 eBook reader.

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
---
 Documentation/devicetree/bindings/arm/fsl.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml b/Documentation/devicetree/bindings/arm/fsl.yaml
index 08bdd30e511c..c8c1c6e54543 100644
--- a/Documentation/devicetree/bindings/arm/fsl.yaml
+++ b/Documentation/devicetree/bindings/arm/fsl.yaml
@@ -523,6 +523,7 @@ properties:
         items:
           - enum:
               - fsl,imx6sl-evk            # i.MX6 SoloLite EVK Board
+              - kobo,aura2
               - kobo,tolino-shine2hd
               - kobo,tolino-shine3
               - kobo,tolino-vision5
-- 
2.30.2


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH 1/2] dt-bindings: arm: fsl: add compatible string for Kobo Aura 2
@ 2022-05-22 21:44   ` Andreas Kemnade
  0 siblings, 0 replies; 14+ messages in thread
From: Andreas Kemnade @ 2022-05-22 21:44 UTC (permalink / raw)
  To: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, andreas, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

This adds a compatible string for the Kobo Aura 2 eBook reader.

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
---
 Documentation/devicetree/bindings/arm/fsl.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml b/Documentation/devicetree/bindings/arm/fsl.yaml
index 08bdd30e511c..c8c1c6e54543 100644
--- a/Documentation/devicetree/bindings/arm/fsl.yaml
+++ b/Documentation/devicetree/bindings/arm/fsl.yaml
@@ -523,6 +523,7 @@ properties:
         items:
           - enum:
               - fsl,imx6sl-evk            # i.MX6 SoloLite EVK Board
+              - kobo,aura2
               - kobo,tolino-shine2hd
               - kobo,tolino-shine3
               - kobo,tolino-vision5
-- 
2.30.2


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
  2022-05-22 21:44 ` Andreas Kemnade
@ 2022-05-22 21:44   ` Andreas Kemnade
  -1 siblings, 0 replies; 14+ messages in thread
From: Andreas Kemnade @ 2022-05-22 21:44 UTC (permalink / raw)
  To: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, andreas, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

This adds a devicetree for the Kobo Aura 2 Ebook reader. It is based
on boards marked with "37NB-E60QL0+4B1". It is equipped with an i.MX6SL
SoC.

Expected to work:
  - Buttons
  - Wifi (with external module)
  - LED
  - uSD
  - USB
  - RTC
  - Fuel Gauge
  - Backlight (if the required regulator is probed before the backlight,
    specifying a supply is not supported by backlightdriver)

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
---
 arch/arm/boot/dts/Makefile              |   1 +
 arch/arm/boot/dts/imx6sl-kobo-aura2.dts | 595 ++++++++++++++++++++++++
 2 files changed, 596 insertions(+)
 create mode 100644 arch/arm/boot/dts/imx6sl-kobo-aura2.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 7c16f8a2b738..549a457bb0de 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -661,6 +661,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
 	imx6s-dhcom-drc02.dtb
 dtb-$(CONFIG_SOC_IMX6SL) += \
 	imx6sl-evk.dtb \
+	imx6sl-kobo-aura2.dtb \
 	imx6sl-tolino-shine2hd.dtb \
 	imx6sl-tolino-shine3.dtb \
 	imx6sl-tolino-vision5.dtb \
diff --git a/arch/arm/boot/dts/imx6sl-kobo-aura2.dts b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
new file mode 100644
index 000000000000..3dc794c04abe
--- /dev/null
+++ b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
@@ -0,0 +1,595 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device tree for the Kobo Aura 2 ebook reader
+ *
+ * Name on mainboard is: 37NB-E60QL0+4B1
+ * Serials start with: E60QL2
+ *
+ * Copyright 2022 Andreas Kemnade
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
+#include "imx6sl.dtsi"
+
+/ {
+	model = "Kobo Aura 2";
+	compatible = "kobo,aura2", "fsl,imx6sl";
+
+	aliases {
+		mmc0 = &usdhc2;
+		mmc1 = &usdhc3;
+	};
+
+	chosen {
+		stdout-path = &uart1;
+	};
+
+	gpio_keys: gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpio_keys>;
+
+		cover {
+			label = "Cover";
+			gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
+			linux,code = <SW_LID>;
+			linux,input-type = <EV_SW>;
+			wakeup-source;
+		};
+
+		power {
+			label = "Power";
+			gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_POWER>;
+			wakeup-source;
+		};
+	};
+
+	leds: leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_led>;
+
+		on {
+			label = "koboaura2:white:on";
+			gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "timer";
+		};
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x80000000 0x10000000>;
+	};
+
+	reg_wifi: regulator-wifi {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_wifi_power>;
+		regulator-name = "SD3_SPWR";
+		regulator-min-microvolt = <3000000>;
+		regulator-max-microvolt = <3000000>;
+		gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
+	};
+
+	wifi_pwrseq: wifi_pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_wifi_reset>;
+		post-power-on-delay-ms = <20>;
+		reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
+	};
+};
+
+&i2c1 {
+	pinctrl-names = "default","sleep";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	pinctrl-1 = <&pinctrl_i2c1_sleep>;
+	status = "okay";
+
+	lm3630a: backlight@36 {
+		compatible = "ti,lm3630a";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_lm3630a_bl_gpio>;
+		reg = <0x36>;
+		enable-gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>;
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		led@0 {
+			reg = <0>;
+			led-sources = <0>;
+			label = "backlight";
+			default-brightness = <0>;
+			max-brightness = <255>;
+		};
+	};
+};
+
+&i2c2 {
+	pinctrl-names = "default","sleep";
+	pinctrl-0 = <&pinctrl_i2c2>;
+	pinctrl-1 = <&pinctrl_i2c2_sleep>;
+	clock-frequency = <100000>;
+	status = "okay";
+
+	/* eKTF2232 at 0x15 */
+	/* FP9928 at 0x48 */
+};
+
+&i2c3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c3>;
+	clock-frequency = <400000>;
+	status = "okay";
+
+	ricoh619: pmic@32 {
+		compatible = "ricoh,rc5t619";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_ricoh_gpio>;
+		reg = <0x32>;
+		interrupt-parent = <&gpio5>;
+		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+		system-power-controller;
+
+		regulators {
+			dcdc1_reg: DCDC1 {
+				regulator-name = "DCDC1";
+				regulator-min-microvolt = <300000>;
+				regulator-max-microvolt = <1875000>;
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <900000>;
+					regulator-suspend-min-microvolt = <900000>;
+				};
+			};
+
+			/* Core3_3V3 */
+			dcdc2_reg: DCDC2 {
+				regulator-name = "DCDC2";
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <3100000>;
+					regulator-suspend-min-microvolt = <3100000>;
+				};
+			};
+
+			dcdc3_reg: DCDC3 {
+				regulator-name = "DCDC3";
+				regulator-min-microvolt = <300000>;
+				regulator-max-microvolt = <1875000>;
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <1140000>;
+					regulator-suspend-min-microvolt = <1140000>;
+				};
+			};
+
+			/* Core4_1V2 */
+			dcdc4_reg: DCDC4 {
+				regulator-name = "DCDC4";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <1200000>;
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <1140000>;
+					regulator-suspend-min-microvolt = <1140000>;
+				};
+			};
+
+			/* Core4_1V8 */
+			dcdc5_reg: DCDC5 {
+				regulator-name = "DCDC5";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <1700000>;
+					regulator-suspend-min-microvolt = <1700000>;
+				};
+			};
+
+			/* IR_3V3 */
+			ldo1_reg: LDO1  {
+				regulator-name = "LDO1";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			/* Core1_3V3 */
+			ldo2_reg: LDO2  {
+				regulator-name = "LDO2";
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <3000000>;
+					regulator-suspend-min-microvolt = <3000000>;
+				};
+			};
+
+			/* Core5_1V2 */
+			ldo3_reg: LDO3  {
+				regulator-name = "LDO3";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			ldo4_reg: LDO4 {
+				regulator-name = "LDO4";
+				regulator-boot-on;
+			};
+
+			/* SPD_3V3 */
+			ldo5_reg: LDO5 {
+				regulator-name = "LDO5";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			/* DDR_0V6 */
+			ldo6_reg: LDO6 {
+				regulator-name = "LDO6";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			/* VDD_PWM */
+			ldo7_reg: LDO7 {
+				regulator-name = "LDO7";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			/* ldo_1v8 */
+			ldo8_reg: LDO8 {
+				regulator-name = "LDO8";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			ldo9_reg: LDO9 {
+				regulator-name = "LDO9";
+				regulator-boot-on;
+			};
+
+			ldo10_reg: LDO10 {
+				regulator-name = "LDO10";
+				regulator-boot-on;
+			};
+
+			ldortc1_reg: LDORTC1  {
+				regulator-name = "LDORTC1";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+		};
+	};
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog>;
+
+	pinctrl_gpio_keys: gpio-keysgrp {
+		fsl,pins = <
+			MX6SL_PAD_SD1_DAT1__GPIO5_IO08  0x17059
+			MX6SL_PAD_SD1_DAT4__GPIO5_IO12  0x17059
+		>;
+	};
+
+	pinctrl_hog: hoggrp {
+		fsl,pins = <
+			MX6SL_PAD_LCD_DAT0__GPIO2_IO20	0x79
+			MX6SL_PAD_LCD_DAT1__GPIO2_IO21	0x79
+			MX6SL_PAD_LCD_DAT2__GPIO2_IO22	0x79
+			MX6SL_PAD_LCD_DAT3__GPIO2_IO23	0x79
+			MX6SL_PAD_LCD_DAT4__GPIO2_IO24	0x79
+			MX6SL_PAD_LCD_DAT5__GPIO2_IO25	0x79
+			MX6SL_PAD_LCD_DAT6__GPIO2_IO26	0x79
+			MX6SL_PAD_LCD_DAT7__GPIO2_IO27	0x79
+			MX6SL_PAD_LCD_DAT8__GPIO2_IO28	0x79
+			MX6SL_PAD_LCD_DAT9__GPIO2_IO29	0x79
+			MX6SL_PAD_LCD_DAT10__GPIO2_IO30	0x79
+			MX6SL_PAD_LCD_DAT11__GPIO2_IO31	0x79
+			MX6SL_PAD_LCD_DAT12__GPIO3_IO00	0x79
+			MX6SL_PAD_LCD_DAT13__GPIO3_IO01	0x79
+			MX6SL_PAD_LCD_DAT14__GPIO3_IO02	0x79
+			MX6SL_PAD_LCD_DAT15__GPIO3_IO03	0x79
+			MX6SL_PAD_LCD_DAT16__GPIO3_IO04	0x79
+			MX6SL_PAD_LCD_DAT17__GPIO3_IO05	0x79
+			MX6SL_PAD_LCD_DAT18__GPIO3_IO06	0x79
+			MX6SL_PAD_LCD_DAT19__GPIO3_IO07	0x79
+			MX6SL_PAD_LCD_DAT20__GPIO3_IO08	0x79
+			MX6SL_PAD_LCD_DAT21__GPIO3_IO09	0x79
+			MX6SL_PAD_LCD_DAT22__GPIO3_IO10	0x79
+			MX6SL_PAD_LCD_DAT23__GPIO3_IO11	0x79
+			MX6SL_PAD_LCD_CLK__GPIO2_IO15		0x79
+			MX6SL_PAD_LCD_ENABLE__GPIO2_IO16	0x79
+			MX6SL_PAD_LCD_HSYNC__GPIO2_IO17	0x79
+			MX6SL_PAD_LCD_VSYNC__GPIO2_IO18	0x79
+			MX6SL_PAD_LCD_RESET__GPIO2_IO19	0x79
+			MX6SL_PAD_KEY_COL3__GPIO3_IO30		0x79
+			MX6SL_PAD_KEY_ROW7__GPIO4_IO07		0x79
+			MX6SL_PAD_ECSPI2_MOSI__GPIO4_IO13	0x79
+			MX6SL_PAD_KEY_COL5__GPIO4_IO02		0x79
+		>;
+	};
+
+	pinctrl_i2c1: i2c1grp {
+		fsl,pins = <
+			MX6SL_PAD_I2C1_SCL__I2C1_SCL	 0x4001f8b1
+			MX6SL_PAD_I2C1_SDA__I2C1_SDA	 0x4001f8b1
+		>;
+	};
+
+	pinctrl_i2c1_sleep: i2c1grp-sleep {
+		fsl,pins = <
+			MX6SL_PAD_I2C1_SCL__I2C1_SCL	 0x400108b1
+			MX6SL_PAD_I2C1_SDA__I2C1_SDA	 0x400108b1
+		>;
+	};
+
+	pinctrl_i2c2: i2c2grp {
+		fsl,pins = <
+			MX6SL_PAD_I2C2_SCL__I2C2_SCL	 0x4001f8b1
+			MX6SL_PAD_I2C2_SDA__I2C2_SDA	 0x4001f8b1
+		>;
+	};
+
+	pinctrl_i2c2_sleep: i2c2grp-sleep {
+		fsl,pins = <
+			MX6SL_PAD_I2C2_SCL__I2C2_SCL	 0x400108b1
+			MX6SL_PAD_I2C2_SDA__I2C2_SDA	 0x400108b1
+		>;
+	};
+
+	pinctrl_i2c3: i2c3grp {
+		fsl,pins = <
+			MX6SL_PAD_REF_CLK_24M__I2C3_SCL  0x4001f8b1
+			MX6SL_PAD_REF_CLK_32K__I2C3_SDA  0x4001f8b1
+		>;
+	};
+
+	pinctrl_led: ledgrp {
+		fsl,pins = <
+			MX6SL_PAD_SD1_DAT6__GPIO5_IO07 0x17059
+		>;
+	};
+
+	pinctrl_lm3630a_bl_gpio: lm3630a-bl-gpiogrp {
+		fsl,pins = <
+			MX6SL_PAD_EPDC_PWRCTRL3__GPIO2_IO10 0x10059 /* HWEN */
+		>;
+	};
+
+	pinctrl_ricoh_gpio: ricoh_gpiogrp {
+		fsl,pins = <
+			MX6SL_PAD_SD1_CLK__GPIO5_IO15	0x1b8b1 /* ricoh619 chg */
+			MX6SL_PAD_SD1_DAT0__GPIO5_IO11	0x1b8b1 /* ricoh619 irq */
+			MX6SL_PAD_KEY_COL2__GPIO3_IO28	0x1b8b1 /* ricoh619 bat_low_int */
+		>;
+	};
+
+	pinctrl_uart1: uart1grp {
+		fsl,pins = <
+			MX6SL_PAD_UART1_TXD__UART1_TX_DATA 0x1b0b1
+			MX6SL_PAD_UART1_RXD__UART1_RX_DATA 0x1b0b1
+		>;
+	};
+
+	pinctrl_uart4: uart4grp {
+		fsl,pins = <
+			MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1
+			MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1
+		>;
+	};
+
+	pinctrl_usbotg1: usbotg1grp {
+		fsl,pins = <
+			MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059
+		>;
+	};
+
+	pinctrl_usdhc2: usdhc2grp {
+		fsl,pins = <
+			MX6SL_PAD_SD2_CMD__SD2_CMD		0x17059
+			MX6SL_PAD_SD2_CLK__SD2_CLK		0x13059
+			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x17059
+			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x17059
+			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x17059
+			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x17059
+		>;
+	};
+
+	pinctrl_usdhc2_100mhz: usdhc2grp-100mhz {
+		fsl,pins = <
+			MX6SL_PAD_SD2_CMD__SD2_CMD		0x170b9
+			MX6SL_PAD_SD2_CLK__SD2_CLK		0x130b9
+			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x170b9
+			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x170b9
+			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x170b9
+			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x170b9
+		>;
+	};
+
+	pinctrl_usdhc2_200mhz: usdhc2grp-200mhz {
+		fsl,pins = <
+			MX6SL_PAD_SD2_CMD__SD2_CMD		0x170f9
+			MX6SL_PAD_SD2_CLK__SD2_CLK		0x130f9
+			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x170f9
+			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x170f9
+			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x170f9
+			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x170f9
+		>;
+	};
+
+	pinctrl_usdhc2_sleep: usdhc2grp-sleep {
+		fsl,pins = <
+			MX6SL_PAD_SD2_CMD__GPIO5_IO04		0x100f9
+			MX6SL_PAD_SD2_CLK__GPIO5_IO05		0x100f9
+			MX6SL_PAD_SD2_DAT0__GPIO5_IO01		0x100f9
+			MX6SL_PAD_SD2_DAT1__GPIO4_IO30		0x100f9
+			MX6SL_PAD_SD2_DAT2__GPIO5_IO03		0x100f9
+			MX6SL_PAD_SD2_DAT3__GPIO4_IO28		0x100f9
+		>;
+	};
+
+	pinctrl_usdhc3: usdhc3grp {
+		fsl,pins = <
+			MX6SL_PAD_SD3_CMD__SD3_CMD	0x11059
+			MX6SL_PAD_SD3_CLK__SD3_CLK	0x11059
+			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x11059
+			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x11059
+			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x11059
+			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x11059
+		>;
+	};
+
+	pinctrl_usdhc3_100mhz: usdhc3grp-100mhz {
+		fsl,pins = <
+			MX6SL_PAD_SD3_CMD__SD3_CMD	0x170b9
+			MX6SL_PAD_SD3_CLK__SD3_CLK	0x170b9
+			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x170b9
+			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x170b9
+			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x170b9
+			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x170b9
+		>;
+	};
+
+	pinctrl_usdhc3_200mhz: usdhc3grp-200mhz {
+		fsl,pins = <
+			MX6SL_PAD_SD3_CMD__SD3_CMD	0x170f9
+			MX6SL_PAD_SD3_CLK__SD3_CLK	0x170f9
+			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x170f9
+			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x170f9
+			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x170f9
+			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x170f9
+		>;
+	};
+
+	pinctrl_usdhc3_sleep: usdhc3grp-sleep {
+		fsl,pins = <
+			MX6SL_PAD_SD3_CMD__GPIO5_IO21	0x100c1
+			MX6SL_PAD_SD3_CLK__GPIO5_IO18	0x100c1
+			MX6SL_PAD_SD3_DAT0__GPIO5_IO19	0x100c1
+			MX6SL_PAD_SD3_DAT1__GPIO5_IO20	0x100c1
+			MX6SL_PAD_SD3_DAT2__GPIO5_IO16	0x100c1
+			MX6SL_PAD_SD3_DAT3__GPIO5_IO17	0x100c1
+		>;
+	};
+
+	pinctrl_wifi_power: wifi-powergrp {
+		fsl,pins = <
+			MX6SL_PAD_SD2_DAT6__GPIO4_IO29	0x10059	/* WIFI_3V3_ON */
+		>;
+	};
+
+	pinctrl_wifi_reset: wifi-resetgrp {
+		fsl,pins = <
+			MX6SL_PAD_SD2_DAT7__GPIO5_IO00	0x10059	/* WIFI_RST */
+		>;
+	};
+};
+
+&reg_vdd1p1 {
+	vin-supply = <&dcdc2_reg>;
+};
+
+&reg_vdd2p5 {
+	vin-supply = <&dcdc2_reg>;
+};
+
+&reg_arm {
+	vin-supply = <&dcdc3_reg>;
+};
+
+&reg_soc {
+	vin-supply = <&dcdc1_reg>;
+};
+
+&reg_pu {
+	vin-supply = <&dcdc1_reg>;
+};
+
+&snvs_rtc {
+	/*
+	 * We are using the RTC in the PMIC, but this one is not disabled
+	 * in imx6sl.dtsi.
+	 */
+	status = "disabled";
+};
+
+&uart1 {
+	/* J4, through-holes */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart1>;
+	status = "okay";
+};
+
+&uart4 {
+	/* TP198, next to J4, SMD pads */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart4>;
+	status = "okay";
+};
+
+&usdhc2 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
+	pinctrl-0 = <&pinctrl_usdhc2>;
+	pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
+	pinctrl-3 = <&pinctrl_usdhc2_sleep>;
+	non-removable;
+	status = "okay";
+
+	/* internal uSD card */
+};
+
+&usdhc3 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
+	pinctrl-0 = <&pinctrl_usdhc3>;
+	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+	pinctrl-3 = <&pinctrl_usdhc3_sleep>;
+	vmmc-supply = <&reg_wifi>;
+	mmc-pwrseq = <&wifi_pwrseq>;
+	cap-power-off-card;
+	non-removable;
+	status = "okay";
+
+	/*
+	 * RTL8189F SDIO WiFi
+	 */
+};
+
+&usbotg1 {
+	pinctrl-names = "default";
+	disable-over-current;
+	srp-disable;
+	hnp-disable;
+	adp-disable;
+	status = "okay";
+};
-- 
2.30.2


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
@ 2022-05-22 21:44   ` Andreas Kemnade
  0 siblings, 0 replies; 14+ messages in thread
From: Andreas Kemnade @ 2022-05-22 21:44 UTC (permalink / raw)
  To: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, andreas, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

This adds a devicetree for the Kobo Aura 2 Ebook reader. It is based
on boards marked with "37NB-E60QL0+4B1". It is equipped with an i.MX6SL
SoC.

Expected to work:
  - Buttons
  - Wifi (with external module)
  - LED
  - uSD
  - USB
  - RTC
  - Fuel Gauge
  - Backlight (if the required regulator is probed before the backlight,
    specifying a supply is not supported by backlightdriver)

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
---
 arch/arm/boot/dts/Makefile              |   1 +
 arch/arm/boot/dts/imx6sl-kobo-aura2.dts | 595 ++++++++++++++++++++++++
 2 files changed, 596 insertions(+)
 create mode 100644 arch/arm/boot/dts/imx6sl-kobo-aura2.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 7c16f8a2b738..549a457bb0de 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -661,6 +661,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
 	imx6s-dhcom-drc02.dtb
 dtb-$(CONFIG_SOC_IMX6SL) += \
 	imx6sl-evk.dtb \
+	imx6sl-kobo-aura2.dtb \
 	imx6sl-tolino-shine2hd.dtb \
 	imx6sl-tolino-shine3.dtb \
 	imx6sl-tolino-vision5.dtb \
diff --git a/arch/arm/boot/dts/imx6sl-kobo-aura2.dts b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
new file mode 100644
index 000000000000..3dc794c04abe
--- /dev/null
+++ b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
@@ -0,0 +1,595 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device tree for the Kobo Aura 2 ebook reader
+ *
+ * Name on mainboard is: 37NB-E60QL0+4B1
+ * Serials start with: E60QL2
+ *
+ * Copyright 2022 Andreas Kemnade
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
+#include "imx6sl.dtsi"
+
+/ {
+	model = "Kobo Aura 2";
+	compatible = "kobo,aura2", "fsl,imx6sl";
+
+	aliases {
+		mmc0 = &usdhc2;
+		mmc1 = &usdhc3;
+	};
+
+	chosen {
+		stdout-path = &uart1;
+	};
+
+	gpio_keys: gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpio_keys>;
+
+		cover {
+			label = "Cover";
+			gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
+			linux,code = <SW_LID>;
+			linux,input-type = <EV_SW>;
+			wakeup-source;
+		};
+
+		power {
+			label = "Power";
+			gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_POWER>;
+			wakeup-source;
+		};
+	};
+
+	leds: leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_led>;
+
+		on {
+			label = "koboaura2:white:on";
+			gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "timer";
+		};
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x80000000 0x10000000>;
+	};
+
+	reg_wifi: regulator-wifi {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_wifi_power>;
+		regulator-name = "SD3_SPWR";
+		regulator-min-microvolt = <3000000>;
+		regulator-max-microvolt = <3000000>;
+		gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
+	};
+
+	wifi_pwrseq: wifi_pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_wifi_reset>;
+		post-power-on-delay-ms = <20>;
+		reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
+	};
+};
+
+&i2c1 {
+	pinctrl-names = "default","sleep";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	pinctrl-1 = <&pinctrl_i2c1_sleep>;
+	status = "okay";
+
+	lm3630a: backlight@36 {
+		compatible = "ti,lm3630a";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_lm3630a_bl_gpio>;
+		reg = <0x36>;
+		enable-gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>;
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		led@0 {
+			reg = <0>;
+			led-sources = <0>;
+			label = "backlight";
+			default-brightness = <0>;
+			max-brightness = <255>;
+		};
+	};
+};
+
+&i2c2 {
+	pinctrl-names = "default","sleep";
+	pinctrl-0 = <&pinctrl_i2c2>;
+	pinctrl-1 = <&pinctrl_i2c2_sleep>;
+	clock-frequency = <100000>;
+	status = "okay";
+
+	/* eKTF2232 at 0x15 */
+	/* FP9928 at 0x48 */
+};
+
+&i2c3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c3>;
+	clock-frequency = <400000>;
+	status = "okay";
+
+	ricoh619: pmic@32 {
+		compatible = "ricoh,rc5t619";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_ricoh_gpio>;
+		reg = <0x32>;
+		interrupt-parent = <&gpio5>;
+		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+		system-power-controller;
+
+		regulators {
+			dcdc1_reg: DCDC1 {
+				regulator-name = "DCDC1";
+				regulator-min-microvolt = <300000>;
+				regulator-max-microvolt = <1875000>;
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <900000>;
+					regulator-suspend-min-microvolt = <900000>;
+				};
+			};
+
+			/* Core3_3V3 */
+			dcdc2_reg: DCDC2 {
+				regulator-name = "DCDC2";
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <3100000>;
+					regulator-suspend-min-microvolt = <3100000>;
+				};
+			};
+
+			dcdc3_reg: DCDC3 {
+				regulator-name = "DCDC3";
+				regulator-min-microvolt = <300000>;
+				regulator-max-microvolt = <1875000>;
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <1140000>;
+					regulator-suspend-min-microvolt = <1140000>;
+				};
+			};
+
+			/* Core4_1V2 */
+			dcdc4_reg: DCDC4 {
+				regulator-name = "DCDC4";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <1200000>;
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <1140000>;
+					regulator-suspend-min-microvolt = <1140000>;
+				};
+			};
+
+			/* Core4_1V8 */
+			dcdc5_reg: DCDC5 {
+				regulator-name = "DCDC5";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <1700000>;
+					regulator-suspend-min-microvolt = <1700000>;
+				};
+			};
+
+			/* IR_3V3 */
+			ldo1_reg: LDO1  {
+				regulator-name = "LDO1";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			/* Core1_3V3 */
+			ldo2_reg: LDO2  {
+				regulator-name = "LDO2";
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-max-microvolt = <3000000>;
+					regulator-suspend-min-microvolt = <3000000>;
+				};
+			};
+
+			/* Core5_1V2 */
+			ldo3_reg: LDO3  {
+				regulator-name = "LDO3";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			ldo4_reg: LDO4 {
+				regulator-name = "LDO4";
+				regulator-boot-on;
+			};
+
+			/* SPD_3V3 */
+			ldo5_reg: LDO5 {
+				regulator-name = "LDO5";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			/* DDR_0V6 */
+			ldo6_reg: LDO6 {
+				regulator-name = "LDO6";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			/* VDD_PWM */
+			ldo7_reg: LDO7 {
+				regulator-name = "LDO7";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			/* ldo_1v8 */
+			ldo8_reg: LDO8 {
+				regulator-name = "LDO8";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			ldo9_reg: LDO9 {
+				regulator-name = "LDO9";
+				regulator-boot-on;
+			};
+
+			ldo10_reg: LDO10 {
+				regulator-name = "LDO10";
+				regulator-boot-on;
+			};
+
+			ldortc1_reg: LDORTC1  {
+				regulator-name = "LDORTC1";
+				regulator-always-on;
+				regulator-boot-on;
+			};
+		};
+	};
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog>;
+
+	pinctrl_gpio_keys: gpio-keysgrp {
+		fsl,pins = <
+			MX6SL_PAD_SD1_DAT1__GPIO5_IO08  0x17059
+			MX6SL_PAD_SD1_DAT4__GPIO5_IO12  0x17059
+		>;
+	};
+
+	pinctrl_hog: hoggrp {
+		fsl,pins = <
+			MX6SL_PAD_LCD_DAT0__GPIO2_IO20	0x79
+			MX6SL_PAD_LCD_DAT1__GPIO2_IO21	0x79
+			MX6SL_PAD_LCD_DAT2__GPIO2_IO22	0x79
+			MX6SL_PAD_LCD_DAT3__GPIO2_IO23	0x79
+			MX6SL_PAD_LCD_DAT4__GPIO2_IO24	0x79
+			MX6SL_PAD_LCD_DAT5__GPIO2_IO25	0x79
+			MX6SL_PAD_LCD_DAT6__GPIO2_IO26	0x79
+			MX6SL_PAD_LCD_DAT7__GPIO2_IO27	0x79
+			MX6SL_PAD_LCD_DAT8__GPIO2_IO28	0x79
+			MX6SL_PAD_LCD_DAT9__GPIO2_IO29	0x79
+			MX6SL_PAD_LCD_DAT10__GPIO2_IO30	0x79
+			MX6SL_PAD_LCD_DAT11__GPIO2_IO31	0x79
+			MX6SL_PAD_LCD_DAT12__GPIO3_IO00	0x79
+			MX6SL_PAD_LCD_DAT13__GPIO3_IO01	0x79
+			MX6SL_PAD_LCD_DAT14__GPIO3_IO02	0x79
+			MX6SL_PAD_LCD_DAT15__GPIO3_IO03	0x79
+			MX6SL_PAD_LCD_DAT16__GPIO3_IO04	0x79
+			MX6SL_PAD_LCD_DAT17__GPIO3_IO05	0x79
+			MX6SL_PAD_LCD_DAT18__GPIO3_IO06	0x79
+			MX6SL_PAD_LCD_DAT19__GPIO3_IO07	0x79
+			MX6SL_PAD_LCD_DAT20__GPIO3_IO08	0x79
+			MX6SL_PAD_LCD_DAT21__GPIO3_IO09	0x79
+			MX6SL_PAD_LCD_DAT22__GPIO3_IO10	0x79
+			MX6SL_PAD_LCD_DAT23__GPIO3_IO11	0x79
+			MX6SL_PAD_LCD_CLK__GPIO2_IO15		0x79
+			MX6SL_PAD_LCD_ENABLE__GPIO2_IO16	0x79
+			MX6SL_PAD_LCD_HSYNC__GPIO2_IO17	0x79
+			MX6SL_PAD_LCD_VSYNC__GPIO2_IO18	0x79
+			MX6SL_PAD_LCD_RESET__GPIO2_IO19	0x79
+			MX6SL_PAD_KEY_COL3__GPIO3_IO30		0x79
+			MX6SL_PAD_KEY_ROW7__GPIO4_IO07		0x79
+			MX6SL_PAD_ECSPI2_MOSI__GPIO4_IO13	0x79
+			MX6SL_PAD_KEY_COL5__GPIO4_IO02		0x79
+		>;
+	};
+
+	pinctrl_i2c1: i2c1grp {
+		fsl,pins = <
+			MX6SL_PAD_I2C1_SCL__I2C1_SCL	 0x4001f8b1
+			MX6SL_PAD_I2C1_SDA__I2C1_SDA	 0x4001f8b1
+		>;
+	};
+
+	pinctrl_i2c1_sleep: i2c1grp-sleep {
+		fsl,pins = <
+			MX6SL_PAD_I2C1_SCL__I2C1_SCL	 0x400108b1
+			MX6SL_PAD_I2C1_SDA__I2C1_SDA	 0x400108b1
+		>;
+	};
+
+	pinctrl_i2c2: i2c2grp {
+		fsl,pins = <
+			MX6SL_PAD_I2C2_SCL__I2C2_SCL	 0x4001f8b1
+			MX6SL_PAD_I2C2_SDA__I2C2_SDA	 0x4001f8b1
+		>;
+	};
+
+	pinctrl_i2c2_sleep: i2c2grp-sleep {
+		fsl,pins = <
+			MX6SL_PAD_I2C2_SCL__I2C2_SCL	 0x400108b1
+			MX6SL_PAD_I2C2_SDA__I2C2_SDA	 0x400108b1
+		>;
+	};
+
+	pinctrl_i2c3: i2c3grp {
+		fsl,pins = <
+			MX6SL_PAD_REF_CLK_24M__I2C3_SCL  0x4001f8b1
+			MX6SL_PAD_REF_CLK_32K__I2C3_SDA  0x4001f8b1
+		>;
+	};
+
+	pinctrl_led: ledgrp {
+		fsl,pins = <
+			MX6SL_PAD_SD1_DAT6__GPIO5_IO07 0x17059
+		>;
+	};
+
+	pinctrl_lm3630a_bl_gpio: lm3630a-bl-gpiogrp {
+		fsl,pins = <
+			MX6SL_PAD_EPDC_PWRCTRL3__GPIO2_IO10 0x10059 /* HWEN */
+		>;
+	};
+
+	pinctrl_ricoh_gpio: ricoh_gpiogrp {
+		fsl,pins = <
+			MX6SL_PAD_SD1_CLK__GPIO5_IO15	0x1b8b1 /* ricoh619 chg */
+			MX6SL_PAD_SD1_DAT0__GPIO5_IO11	0x1b8b1 /* ricoh619 irq */
+			MX6SL_PAD_KEY_COL2__GPIO3_IO28	0x1b8b1 /* ricoh619 bat_low_int */
+		>;
+	};
+
+	pinctrl_uart1: uart1grp {
+		fsl,pins = <
+			MX6SL_PAD_UART1_TXD__UART1_TX_DATA 0x1b0b1
+			MX6SL_PAD_UART1_RXD__UART1_RX_DATA 0x1b0b1
+		>;
+	};
+
+	pinctrl_uart4: uart4grp {
+		fsl,pins = <
+			MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1
+			MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1
+		>;
+	};
+
+	pinctrl_usbotg1: usbotg1grp {
+		fsl,pins = <
+			MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059
+		>;
+	};
+
+	pinctrl_usdhc2: usdhc2grp {
+		fsl,pins = <
+			MX6SL_PAD_SD2_CMD__SD2_CMD		0x17059
+			MX6SL_PAD_SD2_CLK__SD2_CLK		0x13059
+			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x17059
+			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x17059
+			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x17059
+			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x17059
+		>;
+	};
+
+	pinctrl_usdhc2_100mhz: usdhc2grp-100mhz {
+		fsl,pins = <
+			MX6SL_PAD_SD2_CMD__SD2_CMD		0x170b9
+			MX6SL_PAD_SD2_CLK__SD2_CLK		0x130b9
+			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x170b9
+			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x170b9
+			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x170b9
+			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x170b9
+		>;
+	};
+
+	pinctrl_usdhc2_200mhz: usdhc2grp-200mhz {
+		fsl,pins = <
+			MX6SL_PAD_SD2_CMD__SD2_CMD		0x170f9
+			MX6SL_PAD_SD2_CLK__SD2_CLK		0x130f9
+			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x170f9
+			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x170f9
+			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x170f9
+			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x170f9
+		>;
+	};
+
+	pinctrl_usdhc2_sleep: usdhc2grp-sleep {
+		fsl,pins = <
+			MX6SL_PAD_SD2_CMD__GPIO5_IO04		0x100f9
+			MX6SL_PAD_SD2_CLK__GPIO5_IO05		0x100f9
+			MX6SL_PAD_SD2_DAT0__GPIO5_IO01		0x100f9
+			MX6SL_PAD_SD2_DAT1__GPIO4_IO30		0x100f9
+			MX6SL_PAD_SD2_DAT2__GPIO5_IO03		0x100f9
+			MX6SL_PAD_SD2_DAT3__GPIO4_IO28		0x100f9
+		>;
+	};
+
+	pinctrl_usdhc3: usdhc3grp {
+		fsl,pins = <
+			MX6SL_PAD_SD3_CMD__SD3_CMD	0x11059
+			MX6SL_PAD_SD3_CLK__SD3_CLK	0x11059
+			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x11059
+			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x11059
+			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x11059
+			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x11059
+		>;
+	};
+
+	pinctrl_usdhc3_100mhz: usdhc3grp-100mhz {
+		fsl,pins = <
+			MX6SL_PAD_SD3_CMD__SD3_CMD	0x170b9
+			MX6SL_PAD_SD3_CLK__SD3_CLK	0x170b9
+			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x170b9
+			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x170b9
+			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x170b9
+			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x170b9
+		>;
+	};
+
+	pinctrl_usdhc3_200mhz: usdhc3grp-200mhz {
+		fsl,pins = <
+			MX6SL_PAD_SD3_CMD__SD3_CMD	0x170f9
+			MX6SL_PAD_SD3_CLK__SD3_CLK	0x170f9
+			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x170f9
+			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x170f9
+			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x170f9
+			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x170f9
+		>;
+	};
+
+	pinctrl_usdhc3_sleep: usdhc3grp-sleep {
+		fsl,pins = <
+			MX6SL_PAD_SD3_CMD__GPIO5_IO21	0x100c1
+			MX6SL_PAD_SD3_CLK__GPIO5_IO18	0x100c1
+			MX6SL_PAD_SD3_DAT0__GPIO5_IO19	0x100c1
+			MX6SL_PAD_SD3_DAT1__GPIO5_IO20	0x100c1
+			MX6SL_PAD_SD3_DAT2__GPIO5_IO16	0x100c1
+			MX6SL_PAD_SD3_DAT3__GPIO5_IO17	0x100c1
+		>;
+	};
+
+	pinctrl_wifi_power: wifi-powergrp {
+		fsl,pins = <
+			MX6SL_PAD_SD2_DAT6__GPIO4_IO29	0x10059	/* WIFI_3V3_ON */
+		>;
+	};
+
+	pinctrl_wifi_reset: wifi-resetgrp {
+		fsl,pins = <
+			MX6SL_PAD_SD2_DAT7__GPIO5_IO00	0x10059	/* WIFI_RST */
+		>;
+	};
+};
+
+&reg_vdd1p1 {
+	vin-supply = <&dcdc2_reg>;
+};
+
+&reg_vdd2p5 {
+	vin-supply = <&dcdc2_reg>;
+};
+
+&reg_arm {
+	vin-supply = <&dcdc3_reg>;
+};
+
+&reg_soc {
+	vin-supply = <&dcdc1_reg>;
+};
+
+&reg_pu {
+	vin-supply = <&dcdc1_reg>;
+};
+
+&snvs_rtc {
+	/*
+	 * We are using the RTC in the PMIC, but this one is not disabled
+	 * in imx6sl.dtsi.
+	 */
+	status = "disabled";
+};
+
+&uart1 {
+	/* J4, through-holes */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart1>;
+	status = "okay";
+};
+
+&uart4 {
+	/* TP198, next to J4, SMD pads */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart4>;
+	status = "okay";
+};
+
+&usdhc2 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
+	pinctrl-0 = <&pinctrl_usdhc2>;
+	pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
+	pinctrl-3 = <&pinctrl_usdhc2_sleep>;
+	non-removable;
+	status = "okay";
+
+	/* internal uSD card */
+};
+
+&usdhc3 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
+	pinctrl-0 = <&pinctrl_usdhc3>;
+	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+	pinctrl-3 = <&pinctrl_usdhc3_sleep>;
+	vmmc-supply = <&reg_wifi>;
+	mmc-pwrseq = <&wifi_pwrseq>;
+	cap-power-off-card;
+	non-removable;
+	status = "okay";
+
+	/*
+	 * RTL8189F SDIO WiFi
+	 */
+};
+
+&usbotg1 {
+	pinctrl-names = "default";
+	disable-over-current;
+	srp-disable;
+	hnp-disable;
+	adp-disable;
+	status = "okay";
+};
-- 
2.30.2


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^ permalink raw reply related	[flat|nested] 14+ messages in thread

* Re: [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
  2022-05-22 21:44   ` Andreas Kemnade
@ 2022-05-23 10:03     ` Krzysztof Kozlowski
  -1 siblings, 0 replies; 14+ messages in thread
From: Krzysztof Kozlowski @ 2022-05-23 10:03 UTC (permalink / raw)
  To: Andreas Kemnade, robh+dt, krzysztof.kozlowski+dt, arnd, olof,
	soc, shawnguo, s.hauer, kernel, festevam, linux-imx, l.stach,
	alexander.stein, marcel.ziswiler, linux, matthias.schiffer,
	cniedermaier, sebastian.reichel, leoyang.li, devicetree,
	linux-kernel, linux-arm-kernel, nicolecrivain

On 22/05/2022 23:44, Andreas Kemnade wrote:
> This adds a devicetree for the Kobo Aura 2 Ebook reader. It is based
> on boards marked with "37NB-E60QL0+4B1". It is equipped with an i.MX6SL
> SoC.
> 
> Expected to work:
>   - Buttons
>   - Wifi (with external module)
>   - LED
>   - uSD
>   - USB
>   - RTC
>   - Fuel Gauge
>   - Backlight (if the required regulator is probed before the backlight,
>     specifying a supply is not supported by backlightdriver)
> 
> Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
> ---
>  arch/arm/boot/dts/Makefile              |   1 +
>  arch/arm/boot/dts/imx6sl-kobo-aura2.dts | 595 ++++++++++++++++++++++++
>  2 files changed, 596 insertions(+)
>  create mode 100644 arch/arm/boot/dts/imx6sl-kobo-aura2.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 7c16f8a2b738..549a457bb0de 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -661,6 +661,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
>  	imx6s-dhcom-drc02.dtb
>  dtb-$(CONFIG_SOC_IMX6SL) += \
>  	imx6sl-evk.dtb \
> +	imx6sl-kobo-aura2.dtb \
>  	imx6sl-tolino-shine2hd.dtb \
>  	imx6sl-tolino-shine3.dtb \
>  	imx6sl-tolino-vision5.dtb \
> diff --git a/arch/arm/boot/dts/imx6sl-kobo-aura2.dts b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
> new file mode 100644
> index 000000000000..3dc794c04abe
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
> @@ -0,0 +1,595 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Device tree for the Kobo Aura 2 ebook reader
> + *
> + * Name on mainboard is: 37NB-E60QL0+4B1
> + * Serials start with: E60QL2
> + *
> + * Copyright 2022 Andreas Kemnade
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include "imx6sl.dtsi"
> +
> +/ {
> +	model = "Kobo Aura 2";
> +	compatible = "kobo,aura2", "fsl,imx6sl";
> +
> +	aliases {
> +		mmc0 = &usdhc2;
> +		mmc1 = &usdhc3;
> +	};
> +
> +	chosen {
> +		stdout-path = &uart1;
> +	};
> +
> +	gpio_keys: gpio-keys {
> +		compatible = "gpio-keys";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_gpio_keys>;
> +
> +		cover {

Generic node names. You could add suffix if needed, so either key or
key-cover.

> +			label = "Cover";
> +			gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
> +			linux,code = <SW_LID>;
> +			linux,input-type = <EV_SW>;
> +			wakeup-source;
> +		};
> +
> +		power {
> +			label = "Power";
> +			gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
> +			linux,code = <KEY_POWER>;
> +			wakeup-source;
> +		};
> +	};
> +
> +	leds: leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_led>;
> +
> +		on {

The same. You also need property for color.

> +			label = "koboaura2:white:on";
> +			gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
> +			linux,default-trigger = "timer";
> +		};
> +	};
> +
> +	memory@80000000 {
> +		device_type = "memory";
> +		reg = <0x80000000 0x10000000>;
> +	};
> +
> +	reg_wifi: regulator-wifi {
> +		compatible = "regulator-fixed";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_wifi_power>;
> +		regulator-name = "SD3_SPWR";
> +		regulator-min-microvolt = <3000000>;
> +		regulator-max-microvolt = <3000000>;
> +		gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
> +	};
> +
> +	wifi_pwrseq: wifi_pwrseq {

No underscores in node names.

> +		compatible = "mmc-pwrseq-simple";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_wifi_reset>;
> +		post-power-on-delay-ms = <20>;
> +		reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
> +	};
> +};
> +
> +&i2c1 {
> +	pinctrl-names = "default","sleep";
> +	pinctrl-0 = <&pinctrl_i2c1>;
> +	pinctrl-1 = <&pinctrl_i2c1_sleep>;
> +	status = "okay";
> +
> +	lm3630a: backlight@36 {
> +		compatible = "ti,lm3630a";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_lm3630a_bl_gpio>;
> +		reg = <0x36>;
> +		enable-gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>;
> +
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		led@0 {
> +			reg = <0>;
> +			led-sources = <0>;
> +			label = "backlight";
> +			default-brightness = <0>;
> +			max-brightness = <255>;
> +		};
> +	};
> +};
> +
> +&i2c2 {
> +	pinctrl-names = "default","sleep";
> +	pinctrl-0 = <&pinctrl_i2c2>;
> +	pinctrl-1 = <&pinctrl_i2c2_sleep>;
> +	clock-frequency = <100000>;
> +	status = "okay";
> +
> +	/* eKTF2232 at 0x15 */
> +	/* FP9928 at 0x48 */
> +};
> +
> +&i2c3 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_i2c3>;
> +	clock-frequency = <400000>;
> +	status = "okay";
> +
> +	ricoh619: pmic@32 {
> +		compatible = "ricoh,rc5t619";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_ricoh_gpio>;
> +		reg = <0x32>;
> +		interrupt-parent = <&gpio5>;
> +		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
> +		system-power-controller;
> +
> +		regulators {
> +			dcdc1_reg: DCDC1 {
> +				regulator-name = "DCDC1";
> +				regulator-min-microvolt = <300000>;
> +				regulator-max-microvolt = <1875000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <900000>;
> +					regulator-suspend-min-microvolt = <900000>;
> +				};
> +			};
> +
> +			/* Core3_3V3 */
> +			dcdc2_reg: DCDC2 {
> +				regulator-name = "DCDC2";
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <3100000>;
> +					regulator-suspend-min-microvolt = <3100000>;
> +				};
> +			};
> +
> +			dcdc3_reg: DCDC3 {
> +				regulator-name = "DCDC3";
> +				regulator-min-microvolt = <300000>;
> +				regulator-max-microvolt = <1875000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <1140000>;
> +					regulator-suspend-min-microvolt = <1140000>;
> +				};
> +			};
> +
> +			/* Core4_1V2 */
> +			dcdc4_reg: DCDC4 {
> +				regulator-name = "DCDC4";
> +				regulator-min-microvolt = <1200000>;
> +				regulator-max-microvolt = <1200000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <1140000>;
> +					regulator-suspend-min-microvolt = <1140000>;
> +				};
> +			};
> +
> +			/* Core4_1V8 */
> +			dcdc5_reg: DCDC5 {
> +				regulator-name = "DCDC5";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <1700000>;
> +					regulator-suspend-min-microvolt = <1700000>;
> +				};
> +			};
> +
> +			/* IR_3V3 */
> +			ldo1_reg: LDO1  {
> +				regulator-name = "LDO1";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			/* Core1_3V3 */
> +			ldo2_reg: LDO2  {
> +				regulator-name = "LDO2";
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <3000000>;
> +					regulator-suspend-min-microvolt = <3000000>;
> +				};
> +			};
> +
> +			/* Core5_1V2 */
> +			ldo3_reg: LDO3  {
> +				regulator-name = "LDO3";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			ldo4_reg: LDO4 {
> +				regulator-name = "LDO4";
> +				regulator-boot-on;
> +			};
> +
> +			/* SPD_3V3 */
> +			ldo5_reg: LDO5 {
> +				regulator-name = "LDO5";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			/* DDR_0V6 */
> +			ldo6_reg: LDO6 {
> +				regulator-name = "LDO6";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			/* VDD_PWM */
> +			ldo7_reg: LDO7 {
> +				regulator-name = "LDO7";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			/* ldo_1v8 */
> +			ldo8_reg: LDO8 {
> +				regulator-name = "LDO8";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			ldo9_reg: LDO9 {
> +				regulator-name = "LDO9";
> +				regulator-boot-on;
> +			};
> +
> +			ldo10_reg: LDO10 {
> +				regulator-name = "LDO10";
> +				regulator-boot-on;
> +			};
> +
> +			ldortc1_reg: LDORTC1  {
> +				regulator-name = "LDORTC1";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +		};
> +	};
> +};
> +
> +&iomuxc {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_hog>;
> +
> +	pinctrl_gpio_keys: gpio-keysgrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD1_DAT1__GPIO5_IO08  0x17059
> +			MX6SL_PAD_SD1_DAT4__GPIO5_IO12  0x17059
> +		>;
> +	};
> +
> +	pinctrl_hog: hoggrp {
> +		fsl,pins = <
> +			MX6SL_PAD_LCD_DAT0__GPIO2_IO20	0x79
> +			MX6SL_PAD_LCD_DAT1__GPIO2_IO21	0x79
> +			MX6SL_PAD_LCD_DAT2__GPIO2_IO22	0x79
> +			MX6SL_PAD_LCD_DAT3__GPIO2_IO23	0x79
> +			MX6SL_PAD_LCD_DAT4__GPIO2_IO24	0x79
> +			MX6SL_PAD_LCD_DAT5__GPIO2_IO25	0x79
> +			MX6SL_PAD_LCD_DAT6__GPIO2_IO26	0x79
> +			MX6SL_PAD_LCD_DAT7__GPIO2_IO27	0x79
> +			MX6SL_PAD_LCD_DAT8__GPIO2_IO28	0x79
> +			MX6SL_PAD_LCD_DAT9__GPIO2_IO29	0x79
> +			MX6SL_PAD_LCD_DAT10__GPIO2_IO30	0x79
> +			MX6SL_PAD_LCD_DAT11__GPIO2_IO31	0x79
> +			MX6SL_PAD_LCD_DAT12__GPIO3_IO00	0x79
> +			MX6SL_PAD_LCD_DAT13__GPIO3_IO01	0x79
> +			MX6SL_PAD_LCD_DAT14__GPIO3_IO02	0x79
> +			MX6SL_PAD_LCD_DAT15__GPIO3_IO03	0x79
> +			MX6SL_PAD_LCD_DAT16__GPIO3_IO04	0x79
> +			MX6SL_PAD_LCD_DAT17__GPIO3_IO05	0x79
> +			MX6SL_PAD_LCD_DAT18__GPIO3_IO06	0x79
> +			MX6SL_PAD_LCD_DAT19__GPIO3_IO07	0x79
> +			MX6SL_PAD_LCD_DAT20__GPIO3_IO08	0x79
> +			MX6SL_PAD_LCD_DAT21__GPIO3_IO09	0x79
> +			MX6SL_PAD_LCD_DAT22__GPIO3_IO10	0x79
> +			MX6SL_PAD_LCD_DAT23__GPIO3_IO11	0x79
> +			MX6SL_PAD_LCD_CLK__GPIO2_IO15		0x79
> +			MX6SL_PAD_LCD_ENABLE__GPIO2_IO16	0x79
> +			MX6SL_PAD_LCD_HSYNC__GPIO2_IO17	0x79
> +			MX6SL_PAD_LCD_VSYNC__GPIO2_IO18	0x79
> +			MX6SL_PAD_LCD_RESET__GPIO2_IO19	0x79
> +			MX6SL_PAD_KEY_COL3__GPIO3_IO30		0x79
> +			MX6SL_PAD_KEY_ROW7__GPIO4_IO07		0x79
> +			MX6SL_PAD_ECSPI2_MOSI__GPIO4_IO13	0x79
> +			MX6SL_PAD_KEY_COL5__GPIO4_IO02		0x79
> +		>;
> +	};
> +
> +	pinctrl_i2c1: i2c1grp {
> +		fsl,pins = <
> +			MX6SL_PAD_I2C1_SCL__I2C1_SCL	 0x4001f8b1
> +			MX6SL_PAD_I2C1_SDA__I2C1_SDA	 0x4001f8b1
> +		>;
> +	};
> +
> +	pinctrl_i2c1_sleep: i2c1grp-sleep {

Bindings require all nodes to finish with grp. Here and in other places.


> +		fsl,pins = <
> +			MX6SL_PAD_I2C1_SCL__I2C1_SCL	 0x400108b1
> +			MX6SL_PAD_I2C1_SDA__I2C1_SDA	 0x400108b1
> +		>;
> +	};
> +
> +	pinctrl_i2c2: i2c2grp {
> +		fsl,pins = <
> +			MX6SL_PAD_I2C2_SCL__I2C2_SCL	 0x4001f8b1
> +			MX6SL_PAD_I2C2_SDA__I2C2_SDA	 0x4001f8b1
> +		>;
> +	};
> +
> +	pinctrl_i2c2_sleep: i2c2grp-sleep {
> +		fsl,pins = <
> +			MX6SL_PAD_I2C2_SCL__I2C2_SCL	 0x400108b1
> +			MX6SL_PAD_I2C2_SDA__I2C2_SDA	 0x400108b1
> +		>;
> +	};
> +
> +	pinctrl_i2c3: i2c3grp {
> +		fsl,pins = <
> +			MX6SL_PAD_REF_CLK_24M__I2C3_SCL  0x4001f8b1
> +			MX6SL_PAD_REF_CLK_32K__I2C3_SDA  0x4001f8b1
> +		>;
> +	};
> +
> +	pinctrl_led: ledgrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD1_DAT6__GPIO5_IO07 0x17059
> +		>;
> +	};
> +
> +	pinctrl_lm3630a_bl_gpio: lm3630a-bl-gpiogrp {
> +		fsl,pins = <
> +			MX6SL_PAD_EPDC_PWRCTRL3__GPIO2_IO10 0x10059 /* HWEN */
> +		>;
> +	};
> +
> +	pinctrl_ricoh_gpio: ricoh_gpiogrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD1_CLK__GPIO5_IO15	0x1b8b1 /* ricoh619 chg */
> +			MX6SL_PAD_SD1_DAT0__GPIO5_IO11	0x1b8b1 /* ricoh619 irq */
> +			MX6SL_PAD_KEY_COL2__GPIO3_IO28	0x1b8b1 /* ricoh619 bat_low_int */
> +		>;
> +	};
> +
> +	pinctrl_uart1: uart1grp {
> +		fsl,pins = <
> +			MX6SL_PAD_UART1_TXD__UART1_TX_DATA 0x1b0b1
> +			MX6SL_PAD_UART1_RXD__UART1_RX_DATA 0x1b0b1
> +		>;
> +	};
> +
> +	pinctrl_uart4: uart4grp {
> +		fsl,pins = <
> +			MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1
> +			MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1
> +		>;
> +	};
> +
> +	pinctrl_usbotg1: usbotg1grp {
> +		fsl,pins = <
> +			MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059
> +		>;
> +	};
> +
> +	pinctrl_usdhc2: usdhc2grp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_CMD__SD2_CMD		0x17059
> +			MX6SL_PAD_SD2_CLK__SD2_CLK		0x13059
> +			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x17059
> +			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x17059
> +			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x17059
> +			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x17059
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_100mhz: usdhc2grp-100mhz {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_CMD__SD2_CMD		0x170b9
> +			MX6SL_PAD_SD2_CLK__SD2_CLK		0x130b9
> +			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x170b9
> +			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x170b9
> +			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x170b9
> +			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x170b9
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_200mhz: usdhc2grp-200mhz {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_CMD__SD2_CMD		0x170f9
> +			MX6SL_PAD_SD2_CLK__SD2_CLK		0x130f9
> +			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x170f9
> +			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x170f9
> +			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x170f9
> +			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x170f9
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_sleep: usdhc2grp-sleep {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_CMD__GPIO5_IO04		0x100f9
> +			MX6SL_PAD_SD2_CLK__GPIO5_IO05		0x100f9
> +			MX6SL_PAD_SD2_DAT0__GPIO5_IO01		0x100f9
> +			MX6SL_PAD_SD2_DAT1__GPIO4_IO30		0x100f9
> +			MX6SL_PAD_SD2_DAT2__GPIO5_IO03		0x100f9
> +			MX6SL_PAD_SD2_DAT3__GPIO4_IO28		0x100f9
> +		>;
> +	};
> +
> +	pinctrl_usdhc3: usdhc3grp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD3_CMD__SD3_CMD	0x11059
> +			MX6SL_PAD_SD3_CLK__SD3_CLK	0x11059
> +			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x11059
> +			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x11059
> +			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x11059
> +			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x11059
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_100mhz: usdhc3grp-100mhz {
> +		fsl,pins = <
> +			MX6SL_PAD_SD3_CMD__SD3_CMD	0x170b9
> +			MX6SL_PAD_SD3_CLK__SD3_CLK	0x170b9
> +			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x170b9
> +			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x170b9
> +			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x170b9
> +			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x170b9
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_200mhz: usdhc3grp-200mhz {
> +		fsl,pins = <
> +			MX6SL_PAD_SD3_CMD__SD3_CMD	0x170f9
> +			MX6SL_PAD_SD3_CLK__SD3_CLK	0x170f9
> +			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x170f9
> +			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x170f9
> +			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x170f9
> +			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x170f9
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_sleep: usdhc3grp-sleep {
> +		fsl,pins = <
> +			MX6SL_PAD_SD3_CMD__GPIO5_IO21	0x100c1
> +			MX6SL_PAD_SD3_CLK__GPIO5_IO18	0x100c1
> +			MX6SL_PAD_SD3_DAT0__GPIO5_IO19	0x100c1
> +			MX6SL_PAD_SD3_DAT1__GPIO5_IO20	0x100c1
> +			MX6SL_PAD_SD3_DAT2__GPIO5_IO16	0x100c1
> +			MX6SL_PAD_SD3_DAT3__GPIO5_IO17	0x100c1
> +		>;
> +	};
> +
> +	pinctrl_wifi_power: wifi-powergrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_DAT6__GPIO4_IO29	0x10059	/* WIFI_3V3_ON */
> +		>;
> +	};
> +
> +	pinctrl_wifi_reset: wifi-resetgrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_DAT7__GPIO5_IO00	0x10059	/* WIFI_RST */
> +		>;
> +	};
> +};
> +
> +&reg_vdd1p1 {
> +	vin-supply = <&dcdc2_reg>;
> +};
> +
> +&reg_vdd2p5 {
> +	vin-supply = <&dcdc2_reg>;
> +};
> +
> +&reg_arm {
> +	vin-supply = <&dcdc3_reg>;
> +};
> +
> +&reg_soc {
> +	vin-supply = <&dcdc1_reg>;
> +};
> +
> +&reg_pu {
> +	vin-supply = <&dcdc1_reg>;
> +};
> +
> +&snvs_rtc {
> +	/*
> +	 * We are using the RTC in the PMIC, but this one is not disabled
> +	 * in imx6sl.dtsi.
> +	 */
> +	status = "disabled";
> +};
> +
> +&uart1 {
> +	/* J4, through-holes */
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_uart1>;
> +	status = "okay";
> +};
> +
> +&uart4 {
> +	/* TP198, next to J4, SMD pads */
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_uart4>;
> +	status = "okay";
> +};
> +
> +&usdhc2 {
> +	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> +	pinctrl-0 = <&pinctrl_usdhc2>;
> +	pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
> +	pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
> +	pinctrl-3 = <&pinctrl_usdhc2_sleep>;
> +	non-removable;
> +	status = "okay";
> +
> +	/* internal uSD card */
> +};
> +
> +&usdhc3 {
> +	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> +	pinctrl-0 = <&pinctrl_usdhc3>;
> +	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
> +	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
> +	pinctrl-3 = <&pinctrl_usdhc3_sleep>;
> +	vmmc-supply = <&reg_wifi>;
> +	mmc-pwrseq = <&wifi_pwrseq>;
> +	cap-power-off-card;
> +	non-removable;
> +	status = "okay";
> +
> +	/*
> +	 * RTL8189F SDIO WiFi
> +	 */
> +};
> +
> +&usbotg1 {
> +	pinctrl-names = "default";

You do not have pinctrl-0 here, so why names?

> +	disable-over-current;
> +	srp-disable;
> +	hnp-disable;
> +	adp-disable;
> +	status = "okay";
> +};


Best regards,
Krzysztof

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
@ 2022-05-23 10:03     ` Krzysztof Kozlowski
  0 siblings, 0 replies; 14+ messages in thread
From: Krzysztof Kozlowski @ 2022-05-23 10:03 UTC (permalink / raw)
  To: Andreas Kemnade, robh+dt, krzysztof.kozlowski+dt, arnd, olof,
	soc, shawnguo, s.hauer, kernel, festevam, linux-imx, l.stach,
	alexander.stein, marcel.ziswiler, linux, matthias.schiffer,
	cniedermaier, sebastian.reichel, leoyang.li, devicetree,
	linux-kernel, linux-arm-kernel, nicolecrivain

On 22/05/2022 23:44, Andreas Kemnade wrote:
> This adds a devicetree for the Kobo Aura 2 Ebook reader. It is based
> on boards marked with "37NB-E60QL0+4B1". It is equipped with an i.MX6SL
> SoC.
> 
> Expected to work:
>   - Buttons
>   - Wifi (with external module)
>   - LED
>   - uSD
>   - USB
>   - RTC
>   - Fuel Gauge
>   - Backlight (if the required regulator is probed before the backlight,
>     specifying a supply is not supported by backlightdriver)
> 
> Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
> ---
>  arch/arm/boot/dts/Makefile              |   1 +
>  arch/arm/boot/dts/imx6sl-kobo-aura2.dts | 595 ++++++++++++++++++++++++
>  2 files changed, 596 insertions(+)
>  create mode 100644 arch/arm/boot/dts/imx6sl-kobo-aura2.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 7c16f8a2b738..549a457bb0de 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -661,6 +661,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
>  	imx6s-dhcom-drc02.dtb
>  dtb-$(CONFIG_SOC_IMX6SL) += \
>  	imx6sl-evk.dtb \
> +	imx6sl-kobo-aura2.dtb \
>  	imx6sl-tolino-shine2hd.dtb \
>  	imx6sl-tolino-shine3.dtb \
>  	imx6sl-tolino-vision5.dtb \
> diff --git a/arch/arm/boot/dts/imx6sl-kobo-aura2.dts b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
> new file mode 100644
> index 000000000000..3dc794c04abe
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
> @@ -0,0 +1,595 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Device tree for the Kobo Aura 2 ebook reader
> + *
> + * Name on mainboard is: 37NB-E60QL0+4B1
> + * Serials start with: E60QL2
> + *
> + * Copyright 2022 Andreas Kemnade
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include "imx6sl.dtsi"
> +
> +/ {
> +	model = "Kobo Aura 2";
> +	compatible = "kobo,aura2", "fsl,imx6sl";
> +
> +	aliases {
> +		mmc0 = &usdhc2;
> +		mmc1 = &usdhc3;
> +	};
> +
> +	chosen {
> +		stdout-path = &uart1;
> +	};
> +
> +	gpio_keys: gpio-keys {
> +		compatible = "gpio-keys";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_gpio_keys>;
> +
> +		cover {

Generic node names. You could add suffix if needed, so either key or
key-cover.

> +			label = "Cover";
> +			gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
> +			linux,code = <SW_LID>;
> +			linux,input-type = <EV_SW>;
> +			wakeup-source;
> +		};
> +
> +		power {
> +			label = "Power";
> +			gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
> +			linux,code = <KEY_POWER>;
> +			wakeup-source;
> +		};
> +	};
> +
> +	leds: leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_led>;
> +
> +		on {

The same. You also need property for color.

> +			label = "koboaura2:white:on";
> +			gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
> +			linux,default-trigger = "timer";
> +		};
> +	};
> +
> +	memory@80000000 {
> +		device_type = "memory";
> +		reg = <0x80000000 0x10000000>;
> +	};
> +
> +	reg_wifi: regulator-wifi {
> +		compatible = "regulator-fixed";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_wifi_power>;
> +		regulator-name = "SD3_SPWR";
> +		regulator-min-microvolt = <3000000>;
> +		regulator-max-microvolt = <3000000>;
> +		gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
> +	};
> +
> +	wifi_pwrseq: wifi_pwrseq {

No underscores in node names.

> +		compatible = "mmc-pwrseq-simple";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_wifi_reset>;
> +		post-power-on-delay-ms = <20>;
> +		reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
> +	};
> +};
> +
> +&i2c1 {
> +	pinctrl-names = "default","sleep";
> +	pinctrl-0 = <&pinctrl_i2c1>;
> +	pinctrl-1 = <&pinctrl_i2c1_sleep>;
> +	status = "okay";
> +
> +	lm3630a: backlight@36 {
> +		compatible = "ti,lm3630a";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_lm3630a_bl_gpio>;
> +		reg = <0x36>;
> +		enable-gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>;
> +
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		led@0 {
> +			reg = <0>;
> +			led-sources = <0>;
> +			label = "backlight";
> +			default-brightness = <0>;
> +			max-brightness = <255>;
> +		};
> +	};
> +};
> +
> +&i2c2 {
> +	pinctrl-names = "default","sleep";
> +	pinctrl-0 = <&pinctrl_i2c2>;
> +	pinctrl-1 = <&pinctrl_i2c2_sleep>;
> +	clock-frequency = <100000>;
> +	status = "okay";
> +
> +	/* eKTF2232 at 0x15 */
> +	/* FP9928 at 0x48 */
> +};
> +
> +&i2c3 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_i2c3>;
> +	clock-frequency = <400000>;
> +	status = "okay";
> +
> +	ricoh619: pmic@32 {
> +		compatible = "ricoh,rc5t619";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_ricoh_gpio>;
> +		reg = <0x32>;
> +		interrupt-parent = <&gpio5>;
> +		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
> +		system-power-controller;
> +
> +		regulators {
> +			dcdc1_reg: DCDC1 {
> +				regulator-name = "DCDC1";
> +				regulator-min-microvolt = <300000>;
> +				regulator-max-microvolt = <1875000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <900000>;
> +					regulator-suspend-min-microvolt = <900000>;
> +				};
> +			};
> +
> +			/* Core3_3V3 */
> +			dcdc2_reg: DCDC2 {
> +				regulator-name = "DCDC2";
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <3100000>;
> +					regulator-suspend-min-microvolt = <3100000>;
> +				};
> +			};
> +
> +			dcdc3_reg: DCDC3 {
> +				regulator-name = "DCDC3";
> +				regulator-min-microvolt = <300000>;
> +				regulator-max-microvolt = <1875000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <1140000>;
> +					regulator-suspend-min-microvolt = <1140000>;
> +				};
> +			};
> +
> +			/* Core4_1V2 */
> +			dcdc4_reg: DCDC4 {
> +				regulator-name = "DCDC4";
> +				regulator-min-microvolt = <1200000>;
> +				regulator-max-microvolt = <1200000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <1140000>;
> +					regulator-suspend-min-microvolt = <1140000>;
> +				};
> +			};
> +
> +			/* Core4_1V8 */
> +			dcdc5_reg: DCDC5 {
> +				regulator-name = "DCDC5";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <1700000>;
> +					regulator-suspend-min-microvolt = <1700000>;
> +				};
> +			};
> +
> +			/* IR_3V3 */
> +			ldo1_reg: LDO1  {
> +				regulator-name = "LDO1";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			/* Core1_3V3 */
> +			ldo2_reg: LDO2  {
> +				regulator-name = "LDO2";
> +				regulator-always-on;
> +				regulator-boot-on;
> +
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +					regulator-suspend-max-microvolt = <3000000>;
> +					regulator-suspend-min-microvolt = <3000000>;
> +				};
> +			};
> +
> +			/* Core5_1V2 */
> +			ldo3_reg: LDO3  {
> +				regulator-name = "LDO3";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			ldo4_reg: LDO4 {
> +				regulator-name = "LDO4";
> +				regulator-boot-on;
> +			};
> +
> +			/* SPD_3V3 */
> +			ldo5_reg: LDO5 {
> +				regulator-name = "LDO5";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			/* DDR_0V6 */
> +			ldo6_reg: LDO6 {
> +				regulator-name = "LDO6";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			/* VDD_PWM */
> +			ldo7_reg: LDO7 {
> +				regulator-name = "LDO7";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			/* ldo_1v8 */
> +			ldo8_reg: LDO8 {
> +				regulator-name = "LDO8";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +
> +			ldo9_reg: LDO9 {
> +				regulator-name = "LDO9";
> +				regulator-boot-on;
> +			};
> +
> +			ldo10_reg: LDO10 {
> +				regulator-name = "LDO10";
> +				regulator-boot-on;
> +			};
> +
> +			ldortc1_reg: LDORTC1  {
> +				regulator-name = "LDORTC1";
> +				regulator-always-on;
> +				regulator-boot-on;
> +			};
> +		};
> +	};
> +};
> +
> +&iomuxc {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_hog>;
> +
> +	pinctrl_gpio_keys: gpio-keysgrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD1_DAT1__GPIO5_IO08  0x17059
> +			MX6SL_PAD_SD1_DAT4__GPIO5_IO12  0x17059
> +		>;
> +	};
> +
> +	pinctrl_hog: hoggrp {
> +		fsl,pins = <
> +			MX6SL_PAD_LCD_DAT0__GPIO2_IO20	0x79
> +			MX6SL_PAD_LCD_DAT1__GPIO2_IO21	0x79
> +			MX6SL_PAD_LCD_DAT2__GPIO2_IO22	0x79
> +			MX6SL_PAD_LCD_DAT3__GPIO2_IO23	0x79
> +			MX6SL_PAD_LCD_DAT4__GPIO2_IO24	0x79
> +			MX6SL_PAD_LCD_DAT5__GPIO2_IO25	0x79
> +			MX6SL_PAD_LCD_DAT6__GPIO2_IO26	0x79
> +			MX6SL_PAD_LCD_DAT7__GPIO2_IO27	0x79
> +			MX6SL_PAD_LCD_DAT8__GPIO2_IO28	0x79
> +			MX6SL_PAD_LCD_DAT9__GPIO2_IO29	0x79
> +			MX6SL_PAD_LCD_DAT10__GPIO2_IO30	0x79
> +			MX6SL_PAD_LCD_DAT11__GPIO2_IO31	0x79
> +			MX6SL_PAD_LCD_DAT12__GPIO3_IO00	0x79
> +			MX6SL_PAD_LCD_DAT13__GPIO3_IO01	0x79
> +			MX6SL_PAD_LCD_DAT14__GPIO3_IO02	0x79
> +			MX6SL_PAD_LCD_DAT15__GPIO3_IO03	0x79
> +			MX6SL_PAD_LCD_DAT16__GPIO3_IO04	0x79
> +			MX6SL_PAD_LCD_DAT17__GPIO3_IO05	0x79
> +			MX6SL_PAD_LCD_DAT18__GPIO3_IO06	0x79
> +			MX6SL_PAD_LCD_DAT19__GPIO3_IO07	0x79
> +			MX6SL_PAD_LCD_DAT20__GPIO3_IO08	0x79
> +			MX6SL_PAD_LCD_DAT21__GPIO3_IO09	0x79
> +			MX6SL_PAD_LCD_DAT22__GPIO3_IO10	0x79
> +			MX6SL_PAD_LCD_DAT23__GPIO3_IO11	0x79
> +			MX6SL_PAD_LCD_CLK__GPIO2_IO15		0x79
> +			MX6SL_PAD_LCD_ENABLE__GPIO2_IO16	0x79
> +			MX6SL_PAD_LCD_HSYNC__GPIO2_IO17	0x79
> +			MX6SL_PAD_LCD_VSYNC__GPIO2_IO18	0x79
> +			MX6SL_PAD_LCD_RESET__GPIO2_IO19	0x79
> +			MX6SL_PAD_KEY_COL3__GPIO3_IO30		0x79
> +			MX6SL_PAD_KEY_ROW7__GPIO4_IO07		0x79
> +			MX6SL_PAD_ECSPI2_MOSI__GPIO4_IO13	0x79
> +			MX6SL_PAD_KEY_COL5__GPIO4_IO02		0x79
> +		>;
> +	};
> +
> +	pinctrl_i2c1: i2c1grp {
> +		fsl,pins = <
> +			MX6SL_PAD_I2C1_SCL__I2C1_SCL	 0x4001f8b1
> +			MX6SL_PAD_I2C1_SDA__I2C1_SDA	 0x4001f8b1
> +		>;
> +	};
> +
> +	pinctrl_i2c1_sleep: i2c1grp-sleep {

Bindings require all nodes to finish with grp. Here and in other places.


> +		fsl,pins = <
> +			MX6SL_PAD_I2C1_SCL__I2C1_SCL	 0x400108b1
> +			MX6SL_PAD_I2C1_SDA__I2C1_SDA	 0x400108b1
> +		>;
> +	};
> +
> +	pinctrl_i2c2: i2c2grp {
> +		fsl,pins = <
> +			MX6SL_PAD_I2C2_SCL__I2C2_SCL	 0x4001f8b1
> +			MX6SL_PAD_I2C2_SDA__I2C2_SDA	 0x4001f8b1
> +		>;
> +	};
> +
> +	pinctrl_i2c2_sleep: i2c2grp-sleep {
> +		fsl,pins = <
> +			MX6SL_PAD_I2C2_SCL__I2C2_SCL	 0x400108b1
> +			MX6SL_PAD_I2C2_SDA__I2C2_SDA	 0x400108b1
> +		>;
> +	};
> +
> +	pinctrl_i2c3: i2c3grp {
> +		fsl,pins = <
> +			MX6SL_PAD_REF_CLK_24M__I2C3_SCL  0x4001f8b1
> +			MX6SL_PAD_REF_CLK_32K__I2C3_SDA  0x4001f8b1
> +		>;
> +	};
> +
> +	pinctrl_led: ledgrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD1_DAT6__GPIO5_IO07 0x17059
> +		>;
> +	};
> +
> +	pinctrl_lm3630a_bl_gpio: lm3630a-bl-gpiogrp {
> +		fsl,pins = <
> +			MX6SL_PAD_EPDC_PWRCTRL3__GPIO2_IO10 0x10059 /* HWEN */
> +		>;
> +	};
> +
> +	pinctrl_ricoh_gpio: ricoh_gpiogrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD1_CLK__GPIO5_IO15	0x1b8b1 /* ricoh619 chg */
> +			MX6SL_PAD_SD1_DAT0__GPIO5_IO11	0x1b8b1 /* ricoh619 irq */
> +			MX6SL_PAD_KEY_COL2__GPIO3_IO28	0x1b8b1 /* ricoh619 bat_low_int */
> +		>;
> +	};
> +
> +	pinctrl_uart1: uart1grp {
> +		fsl,pins = <
> +			MX6SL_PAD_UART1_TXD__UART1_TX_DATA 0x1b0b1
> +			MX6SL_PAD_UART1_RXD__UART1_RX_DATA 0x1b0b1
> +		>;
> +	};
> +
> +	pinctrl_uart4: uart4grp {
> +		fsl,pins = <
> +			MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1
> +			MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1
> +		>;
> +	};
> +
> +	pinctrl_usbotg1: usbotg1grp {
> +		fsl,pins = <
> +			MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059
> +		>;
> +	};
> +
> +	pinctrl_usdhc2: usdhc2grp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_CMD__SD2_CMD		0x17059
> +			MX6SL_PAD_SD2_CLK__SD2_CLK		0x13059
> +			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x17059
> +			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x17059
> +			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x17059
> +			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x17059
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_100mhz: usdhc2grp-100mhz {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_CMD__SD2_CMD		0x170b9
> +			MX6SL_PAD_SD2_CLK__SD2_CLK		0x130b9
> +			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x170b9
> +			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x170b9
> +			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x170b9
> +			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x170b9
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_200mhz: usdhc2grp-200mhz {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_CMD__SD2_CMD		0x170f9
> +			MX6SL_PAD_SD2_CLK__SD2_CLK		0x130f9
> +			MX6SL_PAD_SD2_DAT0__SD2_DATA0		0x170f9
> +			MX6SL_PAD_SD2_DAT1__SD2_DATA1		0x170f9
> +			MX6SL_PAD_SD2_DAT2__SD2_DATA2		0x170f9
> +			MX6SL_PAD_SD2_DAT3__SD2_DATA3		0x170f9
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_sleep: usdhc2grp-sleep {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_CMD__GPIO5_IO04		0x100f9
> +			MX6SL_PAD_SD2_CLK__GPIO5_IO05		0x100f9
> +			MX6SL_PAD_SD2_DAT0__GPIO5_IO01		0x100f9
> +			MX6SL_PAD_SD2_DAT1__GPIO4_IO30		0x100f9
> +			MX6SL_PAD_SD2_DAT2__GPIO5_IO03		0x100f9
> +			MX6SL_PAD_SD2_DAT3__GPIO4_IO28		0x100f9
> +		>;
> +	};
> +
> +	pinctrl_usdhc3: usdhc3grp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD3_CMD__SD3_CMD	0x11059
> +			MX6SL_PAD_SD3_CLK__SD3_CLK	0x11059
> +			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x11059
> +			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x11059
> +			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x11059
> +			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x11059
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_100mhz: usdhc3grp-100mhz {
> +		fsl,pins = <
> +			MX6SL_PAD_SD3_CMD__SD3_CMD	0x170b9
> +			MX6SL_PAD_SD3_CLK__SD3_CLK	0x170b9
> +			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x170b9
> +			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x170b9
> +			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x170b9
> +			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x170b9
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_200mhz: usdhc3grp-200mhz {
> +		fsl,pins = <
> +			MX6SL_PAD_SD3_CMD__SD3_CMD	0x170f9
> +			MX6SL_PAD_SD3_CLK__SD3_CLK	0x170f9
> +			MX6SL_PAD_SD3_DAT0__SD3_DATA0	0x170f9
> +			MX6SL_PAD_SD3_DAT1__SD3_DATA1	0x170f9
> +			MX6SL_PAD_SD3_DAT2__SD3_DATA2	0x170f9
> +			MX6SL_PAD_SD3_DAT3__SD3_DATA3	0x170f9
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_sleep: usdhc3grp-sleep {
> +		fsl,pins = <
> +			MX6SL_PAD_SD3_CMD__GPIO5_IO21	0x100c1
> +			MX6SL_PAD_SD3_CLK__GPIO5_IO18	0x100c1
> +			MX6SL_PAD_SD3_DAT0__GPIO5_IO19	0x100c1
> +			MX6SL_PAD_SD3_DAT1__GPIO5_IO20	0x100c1
> +			MX6SL_PAD_SD3_DAT2__GPIO5_IO16	0x100c1
> +			MX6SL_PAD_SD3_DAT3__GPIO5_IO17	0x100c1
> +		>;
> +	};
> +
> +	pinctrl_wifi_power: wifi-powergrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_DAT6__GPIO4_IO29	0x10059	/* WIFI_3V3_ON */
> +		>;
> +	};
> +
> +	pinctrl_wifi_reset: wifi-resetgrp {
> +		fsl,pins = <
> +			MX6SL_PAD_SD2_DAT7__GPIO5_IO00	0x10059	/* WIFI_RST */
> +		>;
> +	};
> +};
> +
> +&reg_vdd1p1 {
> +	vin-supply = <&dcdc2_reg>;
> +};
> +
> +&reg_vdd2p5 {
> +	vin-supply = <&dcdc2_reg>;
> +};
> +
> +&reg_arm {
> +	vin-supply = <&dcdc3_reg>;
> +};
> +
> +&reg_soc {
> +	vin-supply = <&dcdc1_reg>;
> +};
> +
> +&reg_pu {
> +	vin-supply = <&dcdc1_reg>;
> +};
> +
> +&snvs_rtc {
> +	/*
> +	 * We are using the RTC in the PMIC, but this one is not disabled
> +	 * in imx6sl.dtsi.
> +	 */
> +	status = "disabled";
> +};
> +
> +&uart1 {
> +	/* J4, through-holes */
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_uart1>;
> +	status = "okay";
> +};
> +
> +&uart4 {
> +	/* TP198, next to J4, SMD pads */
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_uart4>;
> +	status = "okay";
> +};
> +
> +&usdhc2 {
> +	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> +	pinctrl-0 = <&pinctrl_usdhc2>;
> +	pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
> +	pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
> +	pinctrl-3 = <&pinctrl_usdhc2_sleep>;
> +	non-removable;
> +	status = "okay";
> +
> +	/* internal uSD card */
> +};
> +
> +&usdhc3 {
> +	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> +	pinctrl-0 = <&pinctrl_usdhc3>;
> +	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
> +	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
> +	pinctrl-3 = <&pinctrl_usdhc3_sleep>;
> +	vmmc-supply = <&reg_wifi>;
> +	mmc-pwrseq = <&wifi_pwrseq>;
> +	cap-power-off-card;
> +	non-removable;
> +	status = "okay";
> +
> +	/*
> +	 * RTL8189F SDIO WiFi
> +	 */
> +};
> +
> +&usbotg1 {
> +	pinctrl-names = "default";

You do not have pinctrl-0 here, so why names?

> +	disable-over-current;
> +	srp-disable;
> +	hnp-disable;
> +	adp-disable;
> +	status = "okay";
> +};


Best regards,
Krzysztof

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^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [PATCH 1/2] dt-bindings: arm: fsl: add compatible string for Kobo Aura 2
  2022-05-22 21:44   ` Andreas Kemnade
@ 2022-05-23 10:03     ` Krzysztof Kozlowski
  -1 siblings, 0 replies; 14+ messages in thread
From: Krzysztof Kozlowski @ 2022-05-23 10:03 UTC (permalink / raw)
  To: Andreas Kemnade, robh+dt, krzysztof.kozlowski+dt, arnd, olof,
	soc, shawnguo, s.hauer, kernel, festevam, linux-imx, l.stach,
	alexander.stein, marcel.ziswiler, linux, matthias.schiffer,
	cniedermaier, sebastian.reichel, leoyang.li, devicetree,
	linux-kernel, linux-arm-kernel, nicolecrivain

On 22/05/2022 23:44, Andreas Kemnade wrote:
> This adds a compatible string for the Kobo Aura 2 eBook reader.
> 
> Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
> ---
>  Documentation/devicetree/bindings/arm/fsl.yaml | 1 +


Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>


Best regards,
Krzysztof

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [PATCH 1/2] dt-bindings: arm: fsl: add compatible string for Kobo Aura 2
@ 2022-05-23 10:03     ` Krzysztof Kozlowski
  0 siblings, 0 replies; 14+ messages in thread
From: Krzysztof Kozlowski @ 2022-05-23 10:03 UTC (permalink / raw)
  To: Andreas Kemnade, robh+dt, krzysztof.kozlowski+dt, arnd, olof,
	soc, shawnguo, s.hauer, kernel, festevam, linux-imx, l.stach,
	alexander.stein, marcel.ziswiler, linux, matthias.schiffer,
	cniedermaier, sebastian.reichel, leoyang.li, devicetree,
	linux-kernel, linux-arm-kernel, nicolecrivain

On 22/05/2022 23:44, Andreas Kemnade wrote:
> This adds a compatible string for the Kobo Aura 2 eBook reader.
> 
> Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
> ---
>  Documentation/devicetree/bindings/arm/fsl.yaml | 1 +


Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>


Best regards,
Krzysztof

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
  2022-05-23 10:03     ` Krzysztof Kozlowski
@ 2022-05-23 19:05       ` Andreas Kemnade
  -1 siblings, 0 replies; 14+ messages in thread
From: Andreas Kemnade @ 2022-05-23 19:05 UTC (permalink / raw)
  To: Krzysztof Kozlowski
  Cc: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

On Mon, 23 May 2022 12:03:09 +0200
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> wrote:

[...]
> > +
> > +	gpio_keys: gpio-keys {
> > +		compatible = "gpio-keys";
> > +		pinctrl-names = "default";
> > +		pinctrl-0 = <&pinctrl_gpio_keys>;
> > +
> > +		cover {  
> 
> Generic node names. You could add suffix if needed, so either key or
> key-cover.
> 
hmm, the example in
Documentation/devicetree/bindings/input/gpio-keys.yaml

shows names like I did. I usually expect to trust binding documentation
to have something acceptable.

> > +			label = "Cover";
> > +			gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
> > +			linux,code = <SW_LID>;
> > +			linux,input-type = <EV_SW>;
> > +			wakeup-source;
> > +		};
> > +
> > +		power {
> > +			label = "Power";
> > +			gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
> > +			linux,code = <KEY_POWER>;
> > +			wakeup-source;
> > +		};
> > +	};
> > +
> > +	leds: leds {
> > +		compatible = "gpio-leds";
> > +		pinctrl-names = "default";
> > +		pinctrl-0 = <&pinctrl_led>;
> > +
> > +		on {  
> 
> The same. You also need property for color.
> 
here the documentation clearly indicates led-.*|led

Regards,
Andreas

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
@ 2022-05-23 19:05       ` Andreas Kemnade
  0 siblings, 0 replies; 14+ messages in thread
From: Andreas Kemnade @ 2022-05-23 19:05 UTC (permalink / raw)
  To: Krzysztof Kozlowski
  Cc: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

On Mon, 23 May 2022 12:03:09 +0200
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> wrote:

[...]
> > +
> > +	gpio_keys: gpio-keys {
> > +		compatible = "gpio-keys";
> > +		pinctrl-names = "default";
> > +		pinctrl-0 = <&pinctrl_gpio_keys>;
> > +
> > +		cover {  
> 
> Generic node names. You could add suffix if needed, so either key or
> key-cover.
> 
hmm, the example in
Documentation/devicetree/bindings/input/gpio-keys.yaml

shows names like I did. I usually expect to trust binding documentation
to have something acceptable.

> > +			label = "Cover";
> > +			gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
> > +			linux,code = <SW_LID>;
> > +			linux,input-type = <EV_SW>;
> > +			wakeup-source;
> > +		};
> > +
> > +		power {
> > +			label = "Power";
> > +			gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
> > +			linux,code = <KEY_POWER>;
> > +			wakeup-source;
> > +		};
> > +	};
> > +
> > +	leds: leds {
> > +		compatible = "gpio-leds";
> > +		pinctrl-names = "default";
> > +		pinctrl-0 = <&pinctrl_led>;
> > +
> > +		on {  
> 
> The same. You also need property for color.
> 
here the documentation clearly indicates led-.*|led

Regards,
Andreas

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
  2022-05-23 19:05       ` Andreas Kemnade
@ 2022-05-24  9:20         ` Krzysztof Kozlowski
  -1 siblings, 0 replies; 14+ messages in thread
From: Krzysztof Kozlowski @ 2022-05-24  9:20 UTC (permalink / raw)
  To: Andreas Kemnade
  Cc: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

On 23/05/2022 21:05, Andreas Kemnade wrote:
> On Mon, 23 May 2022 12:03:09 +0200
> Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> wrote:
> 
> [...]
>>> +
>>> +	gpio_keys: gpio-keys {
>>> +		compatible = "gpio-keys";
>>> +		pinctrl-names = "default";
>>> +		pinctrl-0 = <&pinctrl_gpio_keys>;
>>> +
>>> +		cover {  
>>
>> Generic node names. You could add suffix if needed, so either key or
>> key-cover.
>>
> hmm, the example in
> Documentation/devicetree/bindings/input/gpio-keys.yaml
> 
> shows names like I did. I usually expect to trust binding documentation
> to have something acceptable.

It's only an example and no one usually cares about correcting it, once
it got merged.


Best regards,
Krzysztof

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
@ 2022-05-24  9:20         ` Krzysztof Kozlowski
  0 siblings, 0 replies; 14+ messages in thread
From: Krzysztof Kozlowski @ 2022-05-24  9:20 UTC (permalink / raw)
  To: Andreas Kemnade
  Cc: robh+dt, krzysztof.kozlowski+dt, arnd, olof, soc, shawnguo,
	s.hauer, kernel, festevam, linux-imx, l.stach, alexander.stein,
	marcel.ziswiler, linux, matthias.schiffer, cniedermaier,
	sebastian.reichel, leoyang.li, devicetree, linux-kernel,
	linux-arm-kernel, nicolecrivain

On 23/05/2022 21:05, Andreas Kemnade wrote:
> On Mon, 23 May 2022 12:03:09 +0200
> Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> wrote:
> 
> [...]
>>> +
>>> +	gpio_keys: gpio-keys {
>>> +		compatible = "gpio-keys";
>>> +		pinctrl-names = "default";
>>> +		pinctrl-0 = <&pinctrl_gpio_keys>;
>>> +
>>> +		cover {  
>>
>> Generic node names. You could add suffix if needed, so either key or
>> key-cover.
>>
> hmm, the example in
> Documentation/devicetree/bindings/input/gpio-keys.yaml
> 
> shows names like I did. I usually expect to trust binding documentation
> to have something acceptable.

It's only an example and no one usually cares about correcting it, once
it got merged.


Best regards,
Krzysztof

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 14+ messages in thread

end of thread, other threads:[~2022-05-24  9:21 UTC | newest]

Thread overview: 14+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-05-22 21:44 [PATCH 0/2] ARM: dts: add Kobo Aura 2 Andreas Kemnade
2022-05-22 21:44 ` Andreas Kemnade
2022-05-22 21:44 ` [PATCH 1/2] dt-bindings: arm: fsl: add compatible string for " Andreas Kemnade
2022-05-22 21:44   ` Andreas Kemnade
2022-05-23 10:03   ` Krzysztof Kozlowski
2022-05-23 10:03     ` Krzysztof Kozlowski
2022-05-22 21:44 ` [PATCH 2/2] ARM: dts: imx: Add devicetree " Andreas Kemnade
2022-05-22 21:44   ` Andreas Kemnade
2022-05-23 10:03   ` Krzysztof Kozlowski
2022-05-23 10:03     ` Krzysztof Kozlowski
2022-05-23 19:05     ` Andreas Kemnade
2022-05-23 19:05       ` Andreas Kemnade
2022-05-24  9:20       ` Krzysztof Kozlowski
2022-05-24  9:20         ` Krzysztof Kozlowski

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