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Message-ID: <20200214084356.GD25543@dragon>
Date: Fri, 14 Feb 2020 16:44:00 +0800
From: Shawn Guo <shawnguo@...nel.org>
To: Oleksandr Suvorov <oleksandr.suvorov@...adex.com>
Cc: devicetree@...r.kernel.org,
Marcel Ziswiler <marcel.ziswiler@...adex.com>,
Igor Opaniuk <igor.opaniuk@...adex.com>,
Philippe Schenker <philippe.schenker@...adex.com>,
Fabio Estevam <festevam@...il.com>,
Mark Rutland <mark.rutland@....com>,
NXP Linux Team <linux-imx@....com>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Rob Herring <robh+dt@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/6] ARM: dts: imx7-colibri: add support for Toradex
Aster carrier board
On Tue, Feb 04, 2020 at 01:11:51PM +0200, Oleksandr Suvorov wrote:
> Add support for the Toradex Aster carrier board.
>
> Follow the usual hierarchic include model, maintaining shared
> configuration imx7-colibri-aster.dtsi.
>
> Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@...adex.com>
> ---
>
> arch/arm/boot/dts/Makefile | 3 +
> arch/arm/boot/dts/imx7-colibri-aster.dtsi | 191 ++++++++++++++++++
> arch/arm/boot/dts/imx7-colibri.dtsi | 2 -
> arch/arm/boot/dts/imx7d-colibri-aster.dts | 20 ++
> .../arm/boot/dts/imx7d-colibri-emmc-aster.dts | 20 ++
> arch/arm/boot/dts/imx7s-colibri-aster.dts | 15 ++
> 6 files changed, 249 insertions(+), 2 deletions(-)
> create mode 100644 arch/arm/boot/dts/imx7-colibri-aster.dtsi
> create mode 100644 arch/arm/boot/dts/imx7d-colibri-aster.dts
> create mode 100644 arch/arm/boot/dts/imx7d-colibri-emmc-aster.dts
> create mode 100644 arch/arm/boot/dts/imx7s-colibri-aster.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index e006fef77499..6165d5d3a008 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -610,6 +610,8 @@ dtb-$(CONFIG_SOC_IMX6UL) += \
> imx6ulz-14x14-evk.dtb
> dtb-$(CONFIG_SOC_IMX7D) += \
> imx7d-cl-som-imx7.dtb \
> + imx7d-colibri-aster.dtb \
> + imx7d-colibri-emmc-aster.dtb \
> imx7d-colibri-emmc-eval-v3.dtb \
> imx7d-colibri-eval-v3.dtb \
> imx7d-mba7.dtb \
> @@ -623,6 +625,7 @@ dtb-$(CONFIG_SOC_IMX7D) += \
> imx7d-sdb-sht11.dtb \
> imx7d-zii-rmu2.dtb \
> imx7d-zii-rpu2.dtb \
> + imx7s-colibri-aster.dtb \
> imx7s-colibri-eval-v3.dtb \
> imx7s-mba7.dtb \
> imx7s-warp.dtb
> diff --git a/arch/arm/boot/dts/imx7-colibri-aster.dtsi b/arch/arm/boot/dts/imx7-colibri-aster.dtsi
> new file mode 100644
> index 000000000000..776dacdbbe30
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx7-colibri-aster.dtsi
> @@ -0,0 +1,191 @@
> +// SPDX-License-Identifier: (GPL-2.0 OR X11)
MIT
> +/*
> + * Copyright 2017-2020 Toradex AG
> + *
> + */
> +
> +
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/pwm/pwm.h>
> +
> +/ {
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_gpiokeys>;
> +
> + power {
> + label = "Wake-Up";
> + gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
> + linux,code = <KEY_WAKEUP>;
> + debounce-interval = <10>;
> + wakeup-source;
> + };
> + };
> +
> + panel: panel {
> + compatible = "edt,et057090dhu";
> + backlight = <&bl>;
> + power-supply = <®_3v3>;
> +
> + port {
> + panel_in: endpoint {
> + remote-endpoint = <&lcdif_out>;
> + };
> + };
> + };
> +
> + reg_3v3: regulator-3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "3.3V";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + reg_5v0: regulator-5v0 {
> + compatible = "regulator-fixed";
> + regulator-name = "5V";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + };
> +
> + reg_usbh_vbus: regulator-usbh-vbus {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usbh_reg>;
> + regulator-name = "VCC_USB[1-4]";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + gpio = <&gpio4 7 GPIO_ACTIVE_LOW>;
> + vin-supply = <®_5v0>;
> + };
> +};
> +
> +&bl {
> + brightness-levels = <0 4 8 16 32 64 128 255>;
> + default-brightness-level = <6>;
> + power-supply = <®_3v3>;
> +
Drop this newline.
> + status = "okay";
> +};
> +
> +&adc1 {
Sort nodes alphabetically.
> + status = "okay";
> +};
> +
> +/*
> + * ADC2 is not available on the Aster board and
> + * conflicts with AD7879 resistive touchscreen.
> + */
> +&adc2 {
> + status = "disabled";
> +};
> +
> +&ecspi3 {
> + cs-gpios = <
> + &gpio4 11 GPIO_ACTIVE_HIGH
> + &gpio4 23 GPIO_ACTIVE_HIGH
> + >;
> + status = "okay";
> +
> + spidev0: spidev@0 {
> + compatible = "toradex,evalspi";
Undocumented compatible?
> + reg = <0>;
> + spi-max-frequency = <23000000>;
> + };
> +
> + spidev1: spidev@1 {
> + compatible = "toradex,evalspi";
> + reg = <1>;
> + spi-max-frequency = <23000000>;
> + };
> +};
> +
> +&fec1 {
> + status = "okay";
> +};
> +
> +&i2c4 {
> + status = "okay";
> +
> + /* Microchip/Atmel maxtouch controller */
> + touchscreen@4a {
> + compatible = "atmel,maxtouch";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_gpiotouch>;
> + reg = <0x4a>;
> + interrupt-parent = <&gpio2>;
> + interrupts = <15 IRQ_TYPE_EDGE_FALLING>; /* SODIMM 107 */
> + reset-gpios = <&gpio2 28 GPIO_ACTIVE_HIGH>; /* SODIMM 106 */
> + status = "okay";
We use okay status to flip disabled device. It's not really necessary
here, right?
> + };
> +
> + /* M41T0M6 real time clock on carrier board */
> + rtc: m41t0m6@68 {
> + compatible = "st,m41t0";
> + reg = <0x68>;
> + };
> +};
> +
> +&lcdif {
> + status = "okay";
> +
> + port {
> + lcdif_out: endpoint {
> + remote-endpoint = <&panel_in>;
> + };
> + };
> +};
> +
> +&pwm1 {
> + status = "okay";
> +};
> +
> +&pwm2 {
> + status = "okay";
> +};
> +
> +&pwm3 {
> + status = "okay";
> +};
> +
> +&pwm4 {
> + status = "okay";
> +};
> +
> +&uart1 {
> + status = "okay";
> +};
> +
> +&uart2 {
> + status = "okay";
> +};
> +
> +&uart3 {
> + status = "okay";
> +};
> +
> +&usbotg1 {
> + status = "okay";
> +};
> +
> +&usdhc1 {
> + keep-power-in-suspend;
> + no-1-8-v;
> + wakeup-source;
> + vmmc-supply = <®_3v3>;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl_gpiotouch: touchgpios {
> + fsl,pins = <
> + MX7D_PAD_EPDC_DATA15__GPIO2_IO15 0x74
> + MX7D_PAD_EPDC_BDR0__GPIO2_IO28 0x14
> + >;
> + };
> +};
> diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi
> index 7b4e81412381..fc075f2465eb 100644
> --- a/arch/arm/boot/dts/imx7-colibri.dtsi
> +++ b/arch/arm/boot/dts/imx7-colibri.dtsi
> @@ -321,7 +321,6 @@ MX7D_PAD_LCD_RESET__GPIO3_IO4 0x14 /* SODIMM 93 */
> MX7D_PAD_EPDC_DATA13__GPIO2_IO13 0x14 /* SODIMM 95 */
> MX7D_PAD_ENET1_RGMII_TXC__GPIO7_IO11 0x14 /* SODIMM 99 */
> MX7D_PAD_EPDC_DATA10__GPIO2_IO10 0x74 /* SODIMM 105 */
> - MX7D_PAD_EPDC_DATA15__GPIO2_IO15 0x74 /* SODIMM 107 */
> MX7D_PAD_EPDC_DATA00__GPIO2_IO0 0x14 /* SODIMM 111 */
> MX7D_PAD_EPDC_DATA01__GPIO2_IO1 0x14 /* SODIMM 113 */
> MX7D_PAD_EPDC_DATA02__GPIO2_IO2 0x14 /* SODIMM 115 */
> @@ -338,7 +337,6 @@ MX7D_PAD_SAI1_RX_BCLK__GPIO6_IO17 0x14 /* SODIMM 24 */
> MX7D_PAD_SD2_DATA2__GPIO5_IO16 0x14 /* SODIMM 100 */
> MX7D_PAD_SD2_DATA3__GPIO5_IO17 0x14 /* SODIMM 102 */
> MX7D_PAD_EPDC_GDSP__GPIO2_IO27 0x14 /* SODIMM 104 */
> - MX7D_PAD_EPDC_BDR0__GPIO2_IO28 0x74 /* SODIMM 106 */
> MX7D_PAD_EPDC_BDR1__GPIO2_IO29 0x14 /* SODIMM 110 */
> MX7D_PAD_EPDC_PWR_COM__GPIO2_IO30 0x14 /* SODIMM 112 */
> MX7D_PAD_EPDC_SDCLK__GPIO2_IO16 0x14 /* SODIMM 114 */
> diff --git a/arch/arm/boot/dts/imx7d-colibri-aster.dts b/arch/arm/boot/dts/imx7d-colibri-aster.dts
> new file mode 100644
> index 000000000000..1e84e47a00fc
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx7d-colibri-aster.dts
> @@ -0,0 +1,20 @@
> +// SPDX-License-Identifier: (GPL-2.0 OR X11)
> +/*
> + * Copyright 2017-2020 Toradex AG
> + *
> + */
> +
> +/dts-v1/;
> +#include "imx7d-colibri.dtsi"
> +#include "imx7-colibri-aster.dtsi"
> +
> +/ {
> + model = "Toradex Colibri iMX7D on Colibri Aster Board";
> + compatible = "toradex,colibri-imx7d-aster", "toradex,colibri-imx7d",
Any new compatible needs to be documented.
Shawn
> + "fsl,imx7d";
> +};
> +
> +&usbotg2 {
> + vbus-supply = <®_usbh_vbus>;
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/imx7d-colibri-emmc-aster.dts b/arch/arm/boot/dts/imx7d-colibri-emmc-aster.dts
> new file mode 100644
> index 000000000000..9caaac6ecf5c
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx7d-colibri-emmc-aster.dts
> @@ -0,0 +1,20 @@
> +// SPDX-License-Identifier: GPL-2.0 OR X11
> +/*
> + * Copyright 2017-2020 Toradex AG
> + *
> + */
> +
> +/dts-v1/;
> +#include "imx7d-colibri-emmc.dtsi"
> +#include "imx7-colibri-aster.dtsi"
> +
> +/ {
> + model = "Toradex Colibri iMX7D 1GB (eMMC) on Colibri Aster Board";
> + compatible = "toradex,colibri-imx7d-emmc-aster",
> + "toradex,colibri-imx7d-emmc", "fsl,imx7d";
> +};
> +
> +&usbotg2 {
> + vbus-supply = <®_usbh_vbus>;
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/imx7s-colibri-aster.dts b/arch/arm/boot/dts/imx7s-colibri-aster.dts
> new file mode 100644
> index 000000000000..6fb981f3f801
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx7s-colibri-aster.dts
> @@ -0,0 +1,15 @@
> +// SPDX-License-Identifier: (GPL-2.0 OR X11)
> +/*
> + * Copyright 2017-2020 Toradex AG
> + *
> + */
> +
> +/dts-v1/;
> +#include "imx7s-colibri.dtsi"
> +#include "imx7-colibri-aster.dtsi"
> +
> +/ {
> + model = "Toradex Colibri iMX7S on Colibri Aster Board";
> + compatible = "toradex,colibri-imx7s-aster", "toradex,colibri-imx7s",
> + "fsl,imx7s";
> +};
> --
> 2.24.1
>
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