[PATCHv11] ARM: dts: Add support for the cpuimx35 board from Eukrea and its baseboard.
Shawn Guo
shawn.guo at linaro.org
Mon Jan 13 21:44:43 EST 2014
On Mon, Jan 13, 2014 at 03:22:05PM +0100, Denis Carikli wrote:
> The following devices/functionalities were added:
> * Main and secondary UARTs.
> * i2c and the pcf8563 device.
> * Ethernet.
> * NAND.
> * The BP1 button.
> * The LED.
> * Watchdog
> * SD.
>
> Cc: Eric Bénard <eric at eukrea.com>
> Cc: Grant Likely <grant.likely at linaro.org>
> Cc: Rob Herring <robh+dt at kernel.org>
> Cc: Shawn Guo <shawn.guo at linaro.org>
> Cc: Sascha Hauer <kernel at pengutronix.de>
> Cc: devicetree at vger.kernel.org
> Cc: linux-arm-kernel at lists.infradead.org
> Signed-off-by: Denis Carikli <denis at eukrea.com>
> Acked-by: Sascha Hauer <s.hauer at pengutronix.de>
> ---
> ChangeLog v10->v11:
> - The other patches in this serie have already been applied in the for-next branch
> in Shawn Guo's tree at git://git.linaro.org/people/shawnguo/linux-2.6.git :
> 4449d01 ARM i.MX35: build in pinctrl support.
> cd01fd4 ARM: imx_v6_v7_defconfig: Enable some drivers used on the cpuimx35.
> - Reordered the Cc list and dropped the Cc to the devicetree binding maintainers.
> - Moved the pins of the hoggrp inside their respective node, the bp1 and led1 nodes
> were updated accordingly.
> - The esdhc1's gpio was fixed: the card detect code will never uses the gpio "active"
> high/low setting, instead it uses that GPIO as an IRQ.
> - Cosmetic fixes in the uart pinctrl nodes.
>
> ChangeLog v9->v10:
> - Added Fabio Estevam To the Cc list
>
> ChangeLog v8->v9:
> - Added the dtb target into arch/arm/boot/dts/Makefile.
> - Added a blank line before the pcf8563 node in the i2c1 node.
> - Whitespace cleanups as requested by Shawn Guo.
> - _' was used in label, it's now fixed (it has been replaced with '-').
> - The recently introduced defines for input and gpios are now used.
> - The uarts had the fsl,uart-has-rtscts property set, but they didn't use
> any rts and cts pins in the uart pinctrl nodes.
>
> ChangeLog v7->v8:
> - The commit message was improved.
> - The board specific iomuxc pins group configuration that were in imx35.dtsi were moved here.
> - The rest of the patch was updated accordingly.
>
> ChangeLog v6->v7:
> - Added Grant Likely in the Cc list.
> - Shortened the license.
> - The tsc2007 pads were moved in another patch.
>
> ChangeLog v5->v6:
> - Shawn Guo was added in the Cc.
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/imx35-eukrea-cpuimx35.dtsi | 59 +++++++++
> .../boot/dts/imx35-eukrea-mbimxsd35-baseboard.dts | 137 ++++++++++++++++++++
> 3 files changed, 197 insertions(+)
> create mode 100644 arch/arm/boot/dts/imx35-eukrea-cpuimx35.dtsi
> create mode 100644 arch/arm/boot/dts/imx35-eukrea-mbimxsd35-baseboard.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 059d280..d41edc7 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -143,6 +143,7 @@ dtb-$(CONFIG_ARCH_MXC) += \
> imx27-phytec-phycard-s-som.dtb \
> imx27-phytec-phycard-s-rdk.dtb \
> imx31-bug.dtb \
> + imx35-eukrea-mbimxsd35-baseboard.dtb \
> imx50-evk.dtb \
> imx51-apf51.dtb \
> imx51-apf51dev.dtb \
> diff --git a/arch/arm/boot/dts/imx35-eukrea-cpuimx35.dtsi b/arch/arm/boot/dts/imx35-eukrea-cpuimx35.dtsi
> new file mode 100644
> index 0000000..303f789
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx35-eukrea-cpuimx35.dtsi
> @@ -0,0 +1,59 @@
> +/*
> + * Copyright 2013 Eukréa Electromatique <denis at eukrea.com>
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License
> + * as published by the Free Software Foundation; either version 2
> + * of the License, or (at your option) any later version.
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + */
> +
> +#include "imx35.dtsi"
> +
> +/ {
> + model = "Eukrea CPUIMX35";
> + compatible = "eukrea,cpuimx35", "fsl,imx35";
> +
> + memory {
> + reg = <0x80000000 0x8000000>; /* 128M */
> + };
> +};
> +
> +&fec {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_fec>;
> + status = "okay";
> +};
> +
> +&i2c1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c1>;
> + status = "okay";
> +
> + pcf8563 at 51 {
> + compatible = "nxp,pcf8563";
> + reg = <0x51>;
> + };
> +};
> +
> +&iomuxc {
> + imx35-eukrea {
> + pinctrl_fec: fecgrp {
> + fsl,pins = <MX35_FEC_PINGRP1>;
> + };
> +
> + pinctrl_i2c1: i2c1grp {
> + fsl,pins = <MX35_I2C1_PINGRP1>;
> + };
> + };
> +};
> +
> +&nfc {
> + nand-bus-width = <8>;
> + nand-ecc-mode = "hw";
> + nand-on-flash-bbt;
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/imx35-eukrea-mbimxsd35-baseboard.dts b/arch/arm/boot/dts/imx35-eukrea-mbimxsd35-baseboard.dts
> new file mode 100644
> index 0000000..833bd1f
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx35-eukrea-mbimxsd35-baseboard.dts
> @@ -0,0 +1,137 @@
> +/*
> + * Copyright 2013 Eukréa Electromatique <denis at eukrea.com>
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License
> + * as published by the Free Software Foundation; either version 2
> + * of the License, or (at your option) any later version.
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include "imx35-eukrea-cpuimx35.dtsi"
> +
> +/ {
> + model = "Eukrea CPUIMX35";
> + compatible = "eukrea,mbimxsd35-baseboard", "eukrea,cpuimx35", "fsl,imx35";
> +
> + gpio_keys {
> + compatible = "gpio-keys";
> +
> + bp1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_bp1>;
Shouldn't the pinctrl state be added in the parent node?
> + label = "BP1";
> + gpios = <&gpio3 25 GPIO_ACTIVE_LOW>;
> + linux,code = <BTN_MISC>;
> + gpio-key,wakeup;
> + linux,input-type = <1>;
> + };
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + led1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_led1>;
Ditto
Shawn
> + label = "led1";
> + gpios = <&gpio3 29 GPIO_ACTIVE_LOW>;
> + linux,default-trigger = "heartbeat";
> + };
> + };
> +};
> +
> +&audmux {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_audmux>;
> + status = "okay";
> +};
> +
> +&esdhc1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_esdhc1>;
> + cd-gpios = <&gpio3 24>;
> + status = "okay";
> +};
> +
> +&i2c1 {
> + tlv320aic23: codec at 1a {
> + compatible = "ti,tlv320aic23";
> + reg = <0x1a>;
> + };
> +};
> +
> +&iomuxc {
> + imx35-eukrea {
> + pinctrl_audmux: audmuxgrp {
> + fsl,pins = <MX35_AUDMUX_PINGRP1>;
> + };
> +
> + pinctrl_bp1: bp1grp {
> + fsl,pins = <MX35_PAD_LD19__GPIO3_25 0x80000000>;
> + };
> +
> + pinctrl_esdhc1: esdhc1grp {
> + fsl,pins = <
> + MX35_ESDHC1_PINGRP1
> + MX35_PAD_LD18__GPIO3_24 0x80000000 /* CD */
> + >;
> + };
> +
> + pinctrl_fec: fecgrp {
> + fsl,pins = <MX35_FEC_PINGRP1>;
> + };
> +
> + pinctrl_i2c1: i2c1grp {
> + fsl,pins = <MX35_I2C1_PINGRP1>;
> + };
> +
> + pinctrl_led1: led1grp {
> + fsl,pins = <MX35_PAD_LD23__GPIO3_29 0x80000000>;
> + };
> +
> + pinctrl_reg_lcd_3v3: reg-lcd-3v3 {
> + fsl,pins = <MX35_PAD_D3_CLS__GPIO1_4 0x80000000>;
> + };
> +
> + pinctrl_uart1: uart1grp {
> + fsl,pins = <
> + MX35_UART1_PINGRP1
> + MX35_UART1_RTSCTS_PINGRP1
> + >;
> + };
> +
> + pinctrl_uart2: uart2grp {
> + fsl,pins = <
> + MX35_UART2_PINGRP1
> + MX35_UART2_RTSCTS_PINGRP1
> + >;
> + };
> + };
> +};
> +
> +&ssi1 {
> + fsl,mode = "i2s-slave";
> + status = "okay";
> +};
> +
> +&uart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1>;
> + fsl,uart-has-rtscts;
> + status = "okay";
> +};
> +
> +&uart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart2>;
> + fsl,uart-has-rtscts;
> + status = "okay";
> +};
> --
> 1.7.9.5
>
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