[PATCH v3 2/2] ARM: dts: imx: Add basic dts support for imx6sll EVK board
From: ping.bai@nxp.com (Bai Ping)
Date: 2018-02-07 02:11:21
Also in:
linux-devicetree
Subsystem:
arm and arm64 soc sub-architectures (common parts), open firmware and flattened device tree bindings, the rest · Maintainers:
Arnd Bergmann, Krzysztof Kozlowski, Alexandre Belloni, Linus Walleij, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Possibly related (same subject, not in this thread)
- 2018-02-07 · RE: [PATCH v3 2/2] ARM: dts: imx: Add basic dts support for imx6sll EVK board · Jacky Bai <hidden>
- 2018-02-07 · Re: [PATCH v3 2/2] ARM: dts: imx: Add basic dts support for imx6sll EVK board · Fabio Estevam <hidden>
Add dts file support for imx6sll EVK board. Signed-off-by: Bai Ping <ping.bai@nxp.com> --- change v2->v3: - use generic pinconfig binding --- Documentation/devicetree/bindings/arm/fsl.txt | 4 + arch/arm/boot/dts/Makefile | 2 + arch/arm/boot/dts/imx6sll-evk.dts | 374 ++++++++++++++++++++++++++ 3 files changed, 380 insertions(+) create mode 100644 arch/arm/boot/dts/imx6sll-evk.dts
diff --git a/Documentation/devicetree/bindings/arm/fsl.txt b/Documentation/devicetree/bindings/arm/fsl.txt
index cdb9dd7..8a1baa2 100644
--- a/Documentation/devicetree/bindings/arm/fsl.txt
+++ b/Documentation/devicetree/bindings/arm/fsl.txt@@ -53,6 +53,10 @@ i.MX6 Quad SABRE Automotive Board Required root node properties: - compatible = "fsl,imx6q-sabreauto", "fsl,imx6q"; +i.MX6SLL EVK board +Required root node properties: + - compatible = "fsl,imx6sll-evk", "fsl,imx6sll"; + Generic i.MX boards -------------------
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index ade7a38..28bff8b 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile@@ -505,6 +505,8 @@ dtb-$(CONFIG_SOC_IMX6Q) += \ dtb-$(CONFIG_SOC_IMX6SL) += \ imx6sl-evk.dtb \ imx6sl-warp.dtb +dtb-$(CONFIG_SOC_IMX6SLL) += \ + imx6sll-evk.dtb dtb-$(CONFIG_SOC_IMX6SX) += \ imx6sx-nitrogen6sx.dtb \ imx6sx-sabreauto.dtb \
diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts
new file mode 100644
index 0000000..e5a381a
--- /dev/null
+++ b/arch/arm/boot/dts/imx6sll-evk.dts@@ -0,0 +1,374 @@ +/* + * Copyright 2016 Freescale Semiconductor, Inc. + * Copyright 2017-2018 NXP. + * + * SPDX-License-Identifier: (GPL-2.0 OR MIT) + */ + +/dts-v1/; + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include "imx6sll.dtsi" + +/ { + model = "Freescale i.MX6SLL EVK Board"; + compatible = "fsl,imx6sll-evk", "fsl,imx6sll"; + + memory { + reg = <0x80000000 0x80000000>; + }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm1 0 5000000>; + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + status = "okay"; + }; + + reg_usb_otg1_vbus: reg-usb-otg1-vbus { + compatible = "regulator-fixed"; + regulator-name = "usb_otg1_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio4 0 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + reg_usb_otg2_vbus: reg-usb-otg2-vbus { + compatible = "regulator-fixed"; + regulator-name = "usb_otg2_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio4 2 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + reg_aud3v: reg-aud3v { + compatible = "regulator-fixed"; + regulator-name = "wm8962-supply-3v15"; + regulator-min-microvolt = <3150000>; + regulator-max-microvolt = <3150000>; + regulator-boot-on; + }; + + reg_aud4v: reg-aud4v { + compatible = "regulator-fixed"; + regulator-name = "wm8962-supply-4v2"; + regulator-min-microvolt = <4325000>; + regulator-max-microvolt = <4325000>; + regulator-boot-on; + }; + + reg_lcd: reg-lcd { + compatible = "regulator-fixed"; + regulator-name = "lcd-pwr"; + gpio = <&gpio4 8 0>; + enable-active-high; + }; + + reg_sd1_vmmc: reg-sd1-vmmc { + compatible = "regulator-fixed"; + regulator-name = "SD1_SPWR"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + gpio = <&gpio3 30 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; +}; + +&cpu0 { + arm-supply = <&sw1a_reg>; + soc-supply = <&sw1c_reg>; +}; + +&i2c1 { + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c1>; + status = "okay"; + + pmic: pfuze100 at 08 { + compatible = "fsl,pfuze100"; + reg = <0x08>; + + regulators { + sw1a_reg: sw1ab { + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1875000>; + regulator-boot-on; + regulator-always-on; + regulator-ramp-delay = <6250>; + }; + + sw1c_reg: sw1c { + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1875000>; + regulator-boot-on; + regulator-always-on; + regulator-ramp-delay = <6250>; + }; + + sw2_reg: sw2 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + sw3a_reg: sw3a { + regulator-min-microvolt = <400000>; + regulator-max-microvolt = <1975000>; + regulator-boot-on; + regulator-always-on; + }; + + sw3b_reg: sw3b { + regulator-min-microvolt = <400000>; + regulator-max-microvolt = <1975000>; + regulator-boot-on; + regulator-always-on; + }; + + sw4_reg: sw4 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <3300000>; + }; + + swbst_reg: swbst { + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5150000>; + }; + + snvs_reg: vsnvs { + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <3000000>; + regulator-boot-on; + regulator-always-on; + }; + + vref_reg: vrefddr { + regulator-boot-on; + regulator-always-on; + }; + + vgen1_reg: vgen1 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1550000>; + regulator-always-on; + }; + + vgen2_reg: vgen2 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1550000>; + }; + + vgen3_reg: vgen3 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; + + vgen4_reg: vgen4 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vgen5_reg: vgen5 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vgen6_reg: vgen6 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + }; + }; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hog0>, <&pinctrl_hog1>; + + pinctrl_hog0: hog0grp { + pinmux = < + MX6SLL_PAD_KEY_ROW7__GPIO4_IO07 + MX6SLL_PAD_GPIO4_IO22__GPIO4_IO22 + MX6SLL_PAD_KEY_COL3__GPIO3_IO30 + MX6SLL_PAD_KEY_COL4__GPIO4_IO00 + MX6SLL_PAD_REF_CLK_32K__GPIO3_IO22 /* SD3 CD */ + MX6SLL_PAD_KEY_COL6__GPIO4_IO04 /*SD3 RESET */ + MX6SLL_PAD_KEY_COL5__GPIO4_IO02 + MX6SLL_PAD_GPIO4_IO24__GPIO4_IO24 /* HP DETECT */ + >; + slew-rate = <0x1>; + drive-strength = <0x3>; + fsl,pin-speed = <0x1>; + bias-pull-up = <0x1>; + input-schmitt-enable; + }; + + pinctrl_hog1: hog1grp { + pinmux = < + /* + * Must set the LVE of pad SD2_RESET, otherwise current + * leakage through eMMC chip will pull high the VCCQ to + * 2.6v, which will impact SD1 and SD3 SD3.0 voltage switch. + */ + MX6SLL_PAD_SD2_RESET__GPIO4_IO27 + >; + slew-rate = <0x1>; + drive-strength = <0x3>; + fsl,pin-speed = <0x1>; + bias-pull-up = <0x1>; + input-schmitt-enable; + fsl,low-voltage-enable = <0x1>; + }; + + pinctrl_uart1: uart1grp { + pinmux = < + MX6SLL_PAD_UART1_TXD__UART1_DCE_TX + MX6SLL_PAD_UART1_RXD__UART1_DCE_RX + >; + slew-rate = <0x1>; + drive-strength = <0x6>; + fsl,pin-speed = <0x2>; + bias-pull-up = <0x2>; + input-schmitt-enable; + }; + + pinctrl_usdhc1_data: usdhc1datagrp { + pinmux = < + MX6SLL_PAD_SD1_CMD__SD1_CMD + MX6SLL_PAD_SD1_DATA0__SD1_DATA0 + MX6SLL_PAD_SD1_DATA1__SD1_DATA1 + MX6SLL_PAD_SD1_DATA2__SD1_DATA2 + MX6SLL_PAD_SD1_DATA3__SD1_DATA3 + >; + slew-rate = <0x1>; + drive-strength = <0x4>; + fsl,pin-speed = <0x1>; + bias-pull-up = <0x1>; + input-schmitt-enable; + }; + + pinctrl_usdhc1_clk: usdhc1clkgrp { + pinmux = <MX6SLL_PAD_SD1_CLK__SD1_CLK>; + slew-rate = <0x1>; + drive-strength = <0x4>; + fsl,pin-speed = <0x1>; + bias-pull-down = <0x0>; + input-schmitt-enable; + }; + + pinctrl_usdhc1_data_100mhz: usdhc1datagrp_100mhz { + pinmux = < + MX6SLL_PAD_SD1_CMD__SD1_CMD + MX6SLL_PAD_SD1_DATA0__SD1_DATA0 + MX6SLL_PAD_SD1_DATA1__SD1_DATA1 + MX6SLL_PAD_SD1_DATA2__SD1_DATA2 + MX6SLL_PAD_SD1_DATA3__SD1_DATA3 + >; + slew-rate = <0x1>; + drive-strength = <0x4>; + fsl,pin-speed = <0x2>; + bias-pull-up = <0x1>; + input-schmitt-enable; + }; + + pinctrl_usdhc1_clk_100mhz: usdhc1clkgrp_100mhz { + pinmux = < MX6SLL_PAD_SD1_CLK__SD1_CLK>; + slew-rate = <0x1>; + drive-strength = <0x4>; + fsl,pin-speed = <0x2>; + bias-pull-down = <0x0>; + input-schmitt-enable; + }; + + pinctrl_usdhc1_data_200mhz: usdhc1datagrp_200mhz { + pinmux = < + MX6SLL_PAD_SD1_CMD__SD1_CMD + MX6SLL_PAD_SD1_DATA0__SD1_DATA0 + MX6SLL_PAD_SD1_DATA1__SD1_DATA1 + MX6SLL_PAD_SD1_DATA2__SD1_DATA2 + MX6SLL_PAD_SD1_DATA3__SD1_DATA3 + >; + slew-rate = <0x1>; + drive-strength = <0x5>; + fsl,pin-speed = <0x3>; + bias-pull-up = <0x1>; + input-schmitt-enable; + }; + + pinctrl_usdhc1_clk_200mhz: usdhc1clkgrp_200mhz { + pinmux = <MX6SLL_PAD_SD1_CLK__SD1_CLK>; + slew-rate = <0x1>; + drive-strength = <0x7>; + fsl,pin-speed = <0x3>; + bias-pull-down = <0x0>; + input-schmitt-enable; + }; + + pinctrl_usbotg1: usbotg1grp { + pinmux = <MX6SLL_PAD_EPDC_PWR_COM__USB_OTG1_ID>; + slew-rate = <0x1>; + drive-strength = <0x3>; + fsl,pin-speed = <0x1>; + bias-pull-up = <0x1>; + input-schmitt-enable; + }; + + pinctrl_i2c1: i2c1grp { + pinmux = < + MX6SLL_PAD_I2C1_SCL__I2C1_SCL + MX6SLL_PAD_I2C1_SDA__I2C1_SDA + >; + slew-rate = <0x1>; + drive-strength = <0x6>; + fsl,pin-speed = <0x2>; + drive-open-drain; + bias-pull-up = <0x2>; + input-schmitt-enable; + }; +}; + +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart1>; + status = "okay"; +}; + +&usdhc1 { + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc1_data>, <&pinctrl_usdhc1_clk>; + pinctrl-1 = <&pinctrl_usdhc1_data_100mhz>, <&pinctrl_usdhc1_clk_100mhz>; + pinctrl-2 = <&pinctrl_usdhc1_data_200mhz>, <&pinctrl_usdhc1_clk_200mhz>; + cd-gpios = <&gpio4 7 GPIO_ACTIVE_LOW>; + wp-gpios = <&gpio4 22 GPIO_ACTIVE_HIGH>; + keep-power-in-suspend; + enable-sdio-wakeup; + vmmc-supply = <®_sd1_vmmc>; + status = "okay"; +}; + +&usbotg1 { + vbus-supply = <®_usb_otg1_vbus>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbotg1>; + disable-over-current; + srp-disable; + hnp-disable; + adp-disable; + status = "okay"; +}; + +&usbotg2 { + vbus-supply = <®_usb_otg2_vbus>; + dr_mode = "host"; + disable-over-current; + status = "okay"; +};
--
1.9.1