Subject: [PATCH v3 3/3] ARM: dts: imx: add devicetree for Kobo Clara HD

From: Andreas Kemnade <[email-masked]>
Date: Thu, 10 Oct 2019 21:23:57 +0200

This adds a devicetree for the Kobo Clara HD Ebook reader. It
is on based on boards called "e60k02". It is equipped with an
imx6sll SoC.

Signed-off-by: Andreas Kemnade <[email-masked]>
---
 arch/arm/boot/dts/Makefile                 |   3 +-
 arch/arm/boot/dts/imx6sll-kobo-clarahd.dts | 279 +++++++++++++++++++++
 2 files changed, 281 insertions(+), 1 deletion(-)
 create mode 100644 arch/arm/boot/dts/imx6sll-kobo-clarahd.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 9159fa2cea90c..a8a235c74c37f 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -551,7 +551,8 @@ dtb-$(CONFIG_SOC_IMX6SL) += \
 	imx6sl-evk.dtb \
 	imx6sl-warp.dtb
 dtb-$(CONFIG_SOC_IMX6SLL) += \
-	imx6sll-evk.dtb
+	imx6sll-evk.dtb \
+	imx6sll-kobo-clarahd.dtb
 dtb-$(CONFIG_SOC_IMX6SX) += \
 	imx6sx-nitrogen6sx.dtb \
 	imx6sx-sabreauto.dtb \
diff --git a/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
new file mode 100644
index 0000000000000..c2df2a567585f
--- /dev/null
+++ b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
@@ -0,0 +1,279 @@
+// SPDX-License-Identifier: (GPL-2.0)
+/*
+ * Device tree for the Kobo Clara HD ebook reader
+ *
+ * Name on mainboard is: 37NB-E60K00+4A4
+ * Serials start with: E60K02 (a number also seen in
+ * vendor kernel sources)
+ *
+ * This mainboard seems to be equipped with different SoCs.
+ * In the Kobo Clara HD ebook reader it is an i.MX6SLL
+ *
+ * Copyright 2019 Andreas Kemnade
+ * based on works
+ * Copyright 2016 Freescale Semiconductor, Inc.
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
+#include "imx6sll.dtsi"
+#include "e60k02.dtsi"
+
+/ {
+	model = "Kobo Clara HD";
+	compatible = "kobo,clarahd", "fsl,imx6sll";
+};
+
+&clks {
+	assigned-clocks = <&clks IMX6SLL_CLK_PLL4_AUDIO_DIV>;
+	assigned-clock-rates = <393216000>;
+};
+
+&cpu0 {
+	arm-supply = <&dcdc3_reg>;
+	soc-supply = <&dcdc1_reg>;
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog>;
+
+	imx6sll-lpddr3-arm2 {
+		pinctrl_hog: hoggrp {
+			fsl,pins = <
+				MX6SLL_PAD_LCD_DATA00__GPIO2_IO20	0x79
+				MX6SLL_PAD_LCD_DATA01__GPIO2_IO21	0x79
+				MX6SLL_PAD_LCD_DATA02__GPIO2_IO22	0x79
+				MX6SLL_PAD_LCD_DATA03__GPIO2_IO23	0x79
+				MX6SLL_PAD_LCD_DATA04__GPIO2_IO24	0x79
+				MX6SLL_PAD_LCD_DATA05__GPIO2_IO25	0x79
+				MX6SLL_PAD_LCD_DATA06__GPIO2_IO26	0x79
+				MX6SLL_PAD_LCD_DATA07__GPIO2_IO27	0x79
+				MX6SLL_PAD_LCD_DATA08__GPIO2_IO28	0x79
+				MX6SLL_PAD_LCD_DATA09__GPIO2_IO29	0x79
+				MX6SLL_PAD_LCD_DATA10__GPIO2_IO30	0x79
+				MX6SLL_PAD_LCD_DATA11__GPIO2_IO31	0x79
+				MX6SLL_PAD_LCD_DATA12__GPIO3_IO00	0x79
+				MX6SLL_PAD_LCD_DATA13__GPIO3_IO01	0x79
+				MX6SLL_PAD_LCD_DATA14__GPIO3_IO02	0x79
+				MX6SLL_PAD_LCD_DATA15__GPIO3_IO03	0x79
+				MX6SLL_PAD_LCD_DATA16__GPIO3_IO04	0x79
+				MX6SLL_PAD_LCD_DATA17__GPIO3_IO05	0x79
+				MX6SLL_PAD_LCD_DATA18__GPIO3_IO06	0x79
+				MX6SLL_PAD_LCD_DATA19__GPIO3_IO07	0x79
+				MX6SLL_PAD_LCD_DATA20__GPIO3_IO08	0x79
+				MX6SLL_PAD_LCD_DATA21__GPIO3_IO09	0x79
+				MX6SLL_PAD_LCD_DATA22__GPIO3_IO10	0x79
+				MX6SLL_PAD_LCD_DATA23__GPIO3_IO11	0x79
+				MX6SLL_PAD_LCD_CLK__GPIO2_IO15		0x79
+				MX6SLL_PAD_LCD_ENABLE__GPIO2_IO16	0x79
+				MX6SLL_PAD_LCD_HSYNC__GPIO2_IO17	0x79
+				MX6SLL_PAD_LCD_VSYNC__GPIO2_IO18	0x79
+				MX6SLL_PAD_LCD_RESET__GPIO2_IO19	0x79
+				MX6SLL_PAD_KEY_COL3__GPIO3_IO30		0x79
+				MX6SLL_PAD_KEY_ROW7__GPIO4_IO07		0x79
+				MX6SLL_PAD_ECSPI2_MOSI__GPIO4_IO13	0x79
+				MX6SLL_PAD_KEY_COL5__GPIO4_IO02		0x79
+				MX6SLL_PAD_KEY_ROW6__GPIO4_IO05		0x79
+			>;
+		};
+
+		pinctrl_wifi_reset: wifi_reset_grp {
+			fsl,pins = <
+				MX6SLL_PAD_SD2_DATA7__GPIO5_IO00	0x10059		/* WIFI_RST */
+			>;
+		};
+
+		pinctrl_wifi_power: wifi_power_grp {
+			fsl,pins = <
+				MX6SLL_PAD_SD2_DATA6__GPIO4_IO29	0x10059		/* WIFI_3V3_ON */
+			>;
+		};
+
+		pinctrl_audmux3: audmux3grp {
+			fsl,pins = <
+				MX6SLL_PAD_AUD_TXC__AUD3_TXC		0x4130b0
+				MX6SLL_PAD_AUD_TXFS__AUD3_TXFS		0x4130b0
+				MX6SLL_PAD_AUD_TXD__AUD3_TXD		0x4110b0
+				MX6SLL_PAD_AUD_RXD__AUD3_RXD		0x4130b0
+				MX6SLL_PAD_AUD_MCLK__AUDIO_CLK_OUT	0x4130b0
+			>;
+		};
+
+		pinctrl_led: ledgrp {
+			fsl,pins = <
+				MX6SLL_PAD_SD1_DATA6__GPIO5_IO07 0x17059
+			>;
+		};
+
+		pinctrl_uart1: uart1grp {
+			fsl,pins = <
+				MX6SLL_PAD_UART1_TXD__UART1_DCE_TX 0x1b0b1
+				MX6SLL_PAD_UART1_RXD__UART1_DCE_RX 0x1b0b1
+			>;
+		};
+
+		pinctrl_usdhc2: usdhc2grp {
+			fsl,pins = <
+				MX6SLL_PAD_SD2_CMD__SD2_CMD		0x17059
+				MX6SLL_PAD_SD2_CLK__SD2_CLK		0x13059
+				MX6SLL_PAD_SD2_DATA0__SD2_DATA0		0x17059
+				MX6SLL_PAD_SD2_DATA1__SD2_DATA1		0x17059
+				MX6SLL_PAD_SD2_DATA2__SD2_DATA2		0x17059
+				MX6SLL_PAD_SD2_DATA3__SD2_DATA3		0x17059
+			>;
+		};
+
+		pinctrl_usdhc2_100mhz: usdhc2grp_100mhz {
+			fsl,pins = <
+				MX6SLL_PAD_SD2_CMD__SD2_CMD		0x170b9
+				MX6SLL_PAD_SD2_CLK__SD2_CLK		0x130b9
+				MX6SLL_PAD_SD2_DATA0__SD2_DATA0		0x170b9
+				MX6SLL_PAD_SD2_DATA1__SD2_DATA1		0x170b9
+				MX6SLL_PAD_SD2_DATA2__SD2_DATA2		0x170b9
+				MX6SLL_PAD_SD2_DATA3__SD2_DATA3		0x170b9
+			>;
+		};
+
+		pinctrl_usdhc2_200mhz: usdhc2grp_200mhz {
+			fsl,pins = <
+				MX6SLL_PAD_SD2_CMD__SD2_CMD		0x170f9
+				MX6SLL_PAD_SD2_CLK__SD2_CLK		0x130f9
+				MX6SLL_PAD_SD2_DATA0__SD2_DATA0		0x170f9
+				MX6SLL_PAD_SD2_DATA1__SD2_DATA1		0x170f9
+				MX6SLL_PAD_SD2_DATA2__SD2_DATA2		0x170f9
+				MX6SLL_PAD_SD2_DATA3__SD2_DATA3		0x170f9
+			>;
+		};
+
+		pinctrl_usdhc2_sleep: usdhc2grp_sleep {
+			fsl,pins = <
+				MX6SLL_PAD_SD2_CMD__GPIO5_IO04		0x100f9
+				MX6SLL_PAD_SD2_CLK__GPIO5_IO05		0x100f9
+				MX6SLL_PAD_SD2_DATA0__GPIO5_IO01	0x100f9
+				MX6SLL_PAD_SD2_DATA1__GPIO4_IO30	0x100f9
+				MX6SLL_PAD_SD2_DATA2__GPIO5_IO03	0x100f9
+				MX6SLL_PAD_SD2_DATA3__GPIO4_IO28	0x100f9
+			>;
+		};
+
+		pinctrl_usdhc3: usdhc3grp {
+			fsl,pins = <
+				MX6SLL_PAD_SD3_CMD__SD3_CMD	0x11059
+				MX6SLL_PAD_SD3_CLK__SD3_CLK	0x11059
+				MX6SLL_PAD_SD3_DATA0__SD3_DATA0	0x11059
+				MX6SLL_PAD_SD3_DATA1__SD3_DATA1	0x11059
+				MX6SLL_PAD_SD3_DATA2__SD3_DATA2	0x11059
+				MX6SLL_PAD_SD3_DATA3__SD3_DATA3	0x11059
+			>;
+		};
+
+		pinctrl_usdhc3_100mhz: usdhc3grp_100mhz {
+			fsl,pins = <
+				MX6SLL_PAD_SD3_CMD__SD3_CMD	0x170b9
+				MX6SLL_PAD_SD3_CLK__SD3_CLK	0x170b9
+				MX6SLL_PAD_SD3_DATA0__SD3_DATA0	0x170b9
+				MX6SLL_PAD_SD3_DATA1__SD3_DATA1	0x170b9
+				MX6SLL_PAD_SD3_DATA2__SD3_DATA2	0x170b9
+				MX6SLL_PAD_SD3_DATA3__SD3_DATA3	0x170b9
+			>;
+		};
+
+		pinctrl_usdhc3_200mhz: usdhc3grp_200mhz {
+			fsl,pins = <
+				MX6SLL_PAD_SD3_CMD__SD3_CMD	0x170f9
+				MX6SLL_PAD_SD3_CLK__SD3_CLK	0x170f9
+				MX6SLL_PAD_SD3_DATA0__SD3_DATA0	0x170f9
+				MX6SLL_PAD_SD3_DATA1__SD3_DATA1	0x170f9
+				MX6SLL_PAD_SD3_DATA2__SD3_DATA2	0x170f9
+				MX6SLL_PAD_SD3_DATA3__SD3_DATA3	0x170f9
+			>;
+		};
+
+		pinctrl_usdhc3_sleep: usdhc3grp_sleep {
+			fsl,pins = <
+				MX6SLL_PAD_SD3_CMD__GPIO5_IO21	0x100c1
+				MX6SLL_PAD_SD3_CLK__GPIO5_IO18	0x100c1
+				MX6SLL_PAD_SD3_DATA0__GPIO5_IO19	0x100c1
+				MX6SLL_PAD_SD3_DATA1__GPIO5_IO20	0x100c1
+				MX6SLL_PAD_SD3_DATA2__GPIO5_IO16	0x100c1
+				MX6SLL_PAD_SD3_DATA3__GPIO5_IO17	0x100c1
+			>;
+		};
+
+		pinctrl_usbotg1: usbotg1grp {
+			fsl,pins = <
+				MX6SLL_PAD_EPDC_PWR_COM__USB_OTG1_ID 0x17059
+			>;
+		};
+
+		pinctrl_i2c1: i2c1grp {
+			fsl,pins = <
+				MX6SLL_PAD_I2C1_SCL__I2C1_SCL	 0x4001f8b1
+				MX6SLL_PAD_I2C1_SDA__I2C1_SDA	 0x4001f8b1
+			>;
+		};
+
+		pinctrl_i2c1_sleep: i2c1grp_sleep {
+			fsl,pins = <
+				MX6SLL_PAD_I2C1_SCL__I2C1_SCL	 0x400108b1
+				MX6SLL_PAD_I2C1_SDA__I2C1_SDA	 0x400108b1
+			>;
+		};
+
+		pinctrl_i2c2: i2c2grp {
+			fsl,pins = <
+				MX6SLL_PAD_I2C2_SCL__I2C2_SCL	 0x4001f8b1
+				MX6SLL_PAD_I2C2_SDA__I2C2_SDA	 0x4001f8b1
+			>;
+		};
+
+		pinctrl_i2c2_sleep: i2c2grp_sleep {
+			fsl,pins = <
+				MX6SLL_PAD_I2C2_SCL__I2C2_SCL	 0x400108b1
+				MX6SLL_PAD_I2C2_SDA__I2C2_SDA	 0x400108b1
+			>;
+		};
+
+		pinctrl_i2c3: i2c3grp {
+			fsl,pins = <
+				MX6SLL_PAD_REF_CLK_24M__I2C3_SCL  0x4001f8b1
+				MX6SLL_PAD_REF_CLK_32K__I2C3_SDA  0x4001f8b1
+			>;
+		};
+
+		pinctrl_ecspi1: ecspi1grp {
+			fsl,pins = <
+				MX6SLL_PAD_ECSPI1_MISO__ECSPI1_MISO	 0x100b1
+				MX6SLL_PAD_ECSPI1_MOSI__ECSPI1_MOSI	 0x100b1
+				MX6SLL_PAD_ECSPI1_SCLK__ECSPI1_SCLK	 0x100b1
+				MX6SLL_PAD_ECSPI1_SS0__GPIO4_IO11	 0x100b1
+			>;
+		};
+
+		pinctrl_lm3630a_bl_gpio: lm3630a_bl_gpio_grp {
+			fsl,pins = <
+				MX6SLL_PAD_EPDC_PWR_CTRL3__GPIO2_IO10	0x10059 /* HWEN */
+			>;
+		};
+
+		pinctrl_ricoh_gpio: ricoh_gpio_grp {
+			fsl,pins = <
+				MX6SLL_PAD_SD1_CLK__GPIO5_IO15	0x1b8b1 /* ricoh619 chg */
+				MX6SLL_PAD_SD1_DATA0__GPIO5_IO11 0x1b8b1 /* ricoh619 irq */
+				MX6SLL_PAD_KEY_COL2__GPIO3_IO28	0x1b8b1 /* ricoh619 bat_low_int */
+			>;
+		};
+
+		pinctrl_gpio_keys: gpio_keys_grp {
+			fsl,pins = <
+				MX6SLL_PAD_SD1_DATA1__GPIO5_IO08	0x17059	/* PWR_SW */
+				MX6SLL_PAD_SD1_DATA4__GPIO5_IO12	0x17059	/* HALL_EN */
+			>;
+		};
+
+	};
+};
+
-- 
2.20.1

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