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Message-ID: <34d61a8ed4a2c049111ea5a8967d64ab@agner.ch>
Date: Fri, 28 Sep 2018 11:00:23 +0200
From: Stefan Agner <stefan@...er.ch>
To: Lukasz Majewski <lukma@...x.de>
Cc: Shawn Guo <shawnguo@...nel.org>, Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Sascha Hauer <s.hauer@...gutronix.de>,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
Fabio Estevam <fabio.estevam@....com>
Subject: Re: [PATCH v2] ARM: dts: Add support for Liebherr's BK4 device (vf610
based)
On 28.09.2018 00:18, Lukasz Majewski wrote:
> This commit adds DTS support for BK4 device from Liebherr. It
> uses vf610 SoC from NXP.
>
> Signed-off-by: Lukasz Majewski <lukma@...x.de>
Reviewed-by: Stefan Agner <stefan@...er.ch>
--
Stefan
> ---
> Changes for v2:
>
> - Rename enet_ext and audio_ext oscillator names
> - Move regulators from simple-bus (and rename to reg_3p3v: regulator-3p3v)
> - Add stdout-path property to chosen node
> - Move iomuxc node to the end (as it is so large)
> - Sort with alphabetical order
> - Rename the default pinctrl to "hog"
> - Move LED pins definition from "hog" to "led" group
> - Add more descriptive names to default pins pinmux definition
> - Use spi-slave property to describe node working in this mode
> - Rename the spidev3 node to slave
> - Introduce new compatible name (lwn,bk4) for spidev driver (to avoid
> confusion)
> - Update some compatibles to match current kernel
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/vf610-bk4.dts | 499 ++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 500 insertions(+)
> create mode 100644 arch/arm/boot/dts/vf610-bk4.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index b5bd3de87c33..e6f159895fa9 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -577,6 +577,7 @@ dtb-$(CONFIG_SOC_LS1021A) += \
> ls1021a-twr.dtb
> dtb-$(CONFIG_SOC_VF610) += \
> vf500-colibri-eval-v3.dtb \
> + vf610-bk4.dtb \
> vf610-colibri-eval-v3.dtb \
> vf610m4-colibri.dtb \
> vf610-cosmic.dtb \
> diff --git a/arch/arm/boot/dts/vf610-bk4.dts b/arch/arm/boot/dts/vf610-bk4.dts
> new file mode 100644
> index 000000000000..78c5723d6f64
> --- /dev/null
> +++ b/arch/arm/boot/dts/vf610-bk4.dts
> @@ -0,0 +1,499 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2018
> + * Lukasz Majewski, DENX Software Engineering, lukma@...x.de
> + */
> +
> +/dts-v1/;
> +#include "vf610.dtsi"
> +
> +/ {
> + model = "Liebherr BK4 controller";
> + compatible = "lwn,bk4", "fsl,vf610";
> +
> + chosen {
> + stdout-path = &uart1;
> + };
> +
> + memory@...00000 {
> + reg = <0x80000000 0x8000000>;
> + };
> +
> + audio_ext: oscillator-audio {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <24576000>;
> + };
> +
> + enet_ext: oscillator-ethernet {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <50000000>;
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_gpio_leds>;
> +
> + /* LED D5 */
> + led0: heartbeat {
> + label = "heartbeat";
> + gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
> + default-state = "on";
> + linux,default-trigger = "heartbeat";
> + };
> + };
> +
> + reg_3p3v: regulator-3p3v {
> + compatible = "regulator-fixed";
> + regulator-name = "3P3V";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> + };
> +
> + reg_vcc_3v3_mcu: regulator-vcc_3v3_mcu {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc_3v3_mcu";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +};
> +
> +&adc0 {
> + vref-supply = <®_vcc_3v3_mcu>;
> + status = "okay";
> +};
> +
> +&adc1 {
> + vref-supply = <®_vcc_3v3_mcu>;
> + status = "okay";
> +};
> +
> +&can0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_can0>;
> + status = "okay";
> +};
> +
> +&can1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_can1>;
> + status = "okay";
> +};
> +
> +&clks {
> + clocks = <&sxosc>, <&fxosc>, <&enet_ext>, <&audio_ext>;
> + clock-names = "sxosc", "fxosc", "enet_ext", "audio_ext";
> +};
> +
> +&dspi0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_dspi0>;
> + bus-num = <0>;
> + status = "okay";
> +
> + spidev0@0 {
> + compatible = "lwn,bk4";
> + spi-max-frequency = <30000000>;
> + reg = <0>;
> + fsl,spi-cs-sck-delay = <200>;
> + fsl,spi-sck-cs-delay = <400>;
> + };
> +};
> +
> +&dspi3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_dspi3>;
> + bus-num = <3>;
> + status = "okay";
> + spi-slave;
> +
> + slave@0 {
> + compatible = "lwn,bk4";
> + spi-max-frequency = <30000000>;
> + reg = <0>;
> + };
> +};
> +
> +&edma0 {
> + status = "okay";
> +};
> +
> +&edma1 {
> + status = "okay";
> +};
> +
> +&esdhc1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_esdhc1>;
> + bus-width = <4>;
> + cd-gpios = <&gpio3 2 GPIO_ACTIVE_LOW>;
> + status = "okay";
> +};
> +
> +&fec0 {
> + phy-mode = "rmii";
> + phy-handle = <ðphy0>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_fec0>;
> + status = "okay";
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + ethphy0: ethernet-phy@1 {
> + reg = <1>;
> + clocks = <&clks VF610_CLK_ENET_50M>;
> + clock-names = "rmii-ref";
> + };
> + };
> +};
> +
> +&fec1 {
> + phy-mode = "rmii";
> + phy-handle = <ðphy1>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_fec1>;
> + status = "okay";
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + ethphy1: ethernet-phy@1 {
> + reg = <1>;
> + clocks = <&clks VF610_CLK_ENET_50M>;
> + clock-names = "rmii-ref";
> + };
> + };
> +};
> +
> +&i2c2 {
> + clock-frequency = <400000>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c2>;
> + status = "okay";
> +
> + eeprom: eeprom@50 {
> + compatible = "atmel,24c256";
> + reg = <0x50>;
> + };
> +
> + rtc: rtc@68 {
> + compatible = "st,m41t62";
> + reg = <0x68>;
> + };
> +};
> +
> +&nfc {
> + assigned-clocks = <&clks VF610_CLK_NFC>;
> + assigned-clock-rates = <33000000>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_nfc>;
> + status = "okay";
> +
> + nand@0 {
> + compatible = "fsl,vf610-nfc-nandcs";
> + reg = <0>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + nand-bus-width = <16>;
> + nand-ecc-mode = "hw";
> + nand-ecc-strength = <24>;
> + nand-ecc-step-size = <2048>;
> + nand-on-flash-bbt;
> + };
> +};
> +
> +&qspi0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_qspi0>;
> + status = "okay";
> +
> + flash0: n25q128a13@0 {
> + compatible = "n25q128a13", "jedec,spi-nor";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + spi-max-frequency = <66000000>;
> + spi-rx-bus-width = <4>;
> + reg = <0>;
> + };
> +
> + flash1: n25q128a13@1 {
> + compatible = "n25q128a13", "jedec,spi-nor";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + spi-max-frequency = <66000000>;
> + spi-rx-bus-width = <2>;
> + reg = <1>;
> + };
> +};
> +
> +&uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart0>;
> + status = "okay";
> +};
> +
> +&uart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1>;
> + status = "okay";
> +};
> +
> +&uart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart2>;
> + status = "okay";
> +};
> +
> +&uart3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart3>;
> + status = "okay";
> +};
> +
> +&usbdev0 {
> + disable-over-current;
> + status = "okay";
> +};
> +
> +&usbh1 {
> + disable-over-current;
> + status = "okay";
> +};
> +
> +&usbmisc0 {
> + status = "okay";
> +};
> +
> +&usbmisc1 {
> + status = "okay";
> +};
> +
> +&usbphy0 {
> + status = "okay";
> +};
> +
> +&usbphy1 {
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_hog>;
> +
> + pinctrl_hog: hoggrp {
> + fsl,pins = <
> + /* One_Wire_PSU_EN */
> + VF610_PAD_PTC29__GPIO_102 0x1183
> + /* SPI ENABLE */
> + VF610_PAD_PTB26__GPIO_96 0x1183
> + /* EB control */
> + VF610_PAD_PTE14__GPIO_119 0x1183
> + VF610_PAD_PTE4__GPIO_109 0x1181
> + /* Feedback_Lines */
> + VF610_PAD_PTC31__GPIO_104 0x1181
> + VF610_PAD_PTA7__GPIO_134 0x1181
> + VF610_PAD_PTD9__GPIO_88 0x1181
> + VF610_PAD_PTE1__GPIO_106 0x1183
> + VF610_PAD_PTB2__GPIO_24 0x1181
> + VF610_PAD_PTB3__GPIO_25 0x1181
> + VF610_PAD_PTB1__GPIO_23 0x1181
> + /* SDHC Enable */
> + VF610_PAD_PTE19__GPIO_124 0x1183
> + /* SDHC Overcurrent */
> + VF610_PAD_PTB23__GPIO_93 0x1181
> + /* GPI */
> + VF610_PAD_PTE2__GPIO_107 0x1181
> + VF610_PAD_PTE3__GPIO_108 0x1181
> + VF610_PAD_PTE5__GPIO_110 0x1181
> + VF610_PAD_PTE6__GPIO_111 0x1181
> + /* GPO */
> + VF610_PAD_PTE0__GPIO_105 0x1183
> + VF610_PAD_PTE7__GPIO_112 0x1183
> + /* RS485 Control */
> + VF610_PAD_PTB8__GPIO_30 0x1183
> + VF610_PAD_PTB9__GPIO_31 0x1183
> + VF610_PAD_PTE8__GPIO_113 0x1183
> + /* MPBUS MPB_EN */
> + VF610_PAD_PTE28__GPIO_133 0x1183
> + /* MISC */
> + VF610_PAD_PTE10__GPIO_115 0x1183
> + VF610_PAD_PTE11__GPIO_116 0x1183
> + VF610_PAD_PTE17__GPIO_122 0x1183
> + VF610_PAD_PTC30__GPIO_103 0x1183
> + VF610_PAD_PTB0__GPIO_22 0x1181
> + /* RESETINFO */
> + VF610_PAD_PTE26__GPIO_131 0x1183
> + VF610_PAD_PTD6__GPIO_85 0x1181
> + VF610_PAD_PTE27__GPIO_132 0x1181
> + VF610_PAD_PTE13__GPIO_118 0x1181
> + VF610_PAD_PTE21__GPIO_126 0x1181
> + VF610_PAD_PTE22__GPIO_127 0x1181
> + /* EE_5V_EN */
> + VF610_PAD_PTE18__GPIO_123 0x1183
> + /* EE_5V_OC_N */
> + VF610_PAD_PTE25__GPIO_130 0x1181
> + >;
> + };
> +
> + pinctrl_can0: can0grp {
> + fsl,pins = <
> + VF610_PAD_PTB14__CAN0_RX 0x1181
> + VF610_PAD_PTB15__CAN0_TX 0x1182
> + >;
> + };
> +
> + pinctrl_can1: can1grp {
> + fsl,pins = <
> + VF610_PAD_PTB16__CAN1_RX 0x1181
> + VF610_PAD_PTB17__CAN1_TX 0x1182
> + >;
> + };
> +
> + pinctrl_dspi0: dspi0grp {
> + fsl,pins = <
> + VF610_PAD_PTB18__DSPI0_CS1 0x1182
> + VF610_PAD_PTB19__DSPI0_CS0 0x1182
> + VF610_PAD_PTB20__DSPI0_SIN 0x1181
> + VF610_PAD_PTB21__DSPI0_SOUT 0x1182
> + VF610_PAD_PTB22__DSPI0_SCK 0x1182
> + >;
> + };
> +
> + pinctrl_dspi3: dspi3grp {
> + fsl,pins = <
> + VF610_PAD_PTD10__DSPI3_CS0 0x1181
> + VF610_PAD_PTD11__DSPI3_SIN 0x1181
> + VF610_PAD_PTD12__DSPI3_SOUT 0x1182
> + VF610_PAD_PTD13__DSPI3_SCK 0x1181
> + >;
> + };
> +
> + pinctrl_esdhc1: esdhc1grp {
> + fsl,pins = <
> + VF610_PAD_PTA24__ESDHC1_CLK 0x31ef
> + VF610_PAD_PTA25__ESDHC1_CMD 0x31ef
> + VF610_PAD_PTA26__ESDHC1_DAT0 0x31ef
> + VF610_PAD_PTA27__ESDHC1_DAT1 0x31ef
> + VF610_PAD_PTA28__ESDHC1_DATA2 0x31ef
> + VF610_PAD_PTA29__ESDHC1_DAT3 0x31ef
> + VF610_PAD_PTB28__GPIO_98 0x219d
> + >;
> + };
> +
> + pinctrl_fec0: fec0grp {
> + fsl,pins = <
> + VF610_PAD_PTA6__RMII_CLKIN 0x30dd
> + VF610_PAD_PTC0__ENET_RMII0_MDC 0x30de
> + VF610_PAD_PTC1__ENET_RMII0_MDIO 0x30df
> + VF610_PAD_PTC2__ENET_RMII0_CRS 0x30dd
> + VF610_PAD_PTC3__ENET_RMII0_RXD1 0x30dd
> + VF610_PAD_PTC4__ENET_RMII0_RXD0 0x30dd
> + VF610_PAD_PTC5__ENET_RMII0_RXER 0x30dd
> + VF610_PAD_PTC6__ENET_RMII0_TXD1 0x30de
> + VF610_PAD_PTC7__ENET_RMII0_TXD0 0x30de
> + VF610_PAD_PTC8__ENET_RMII0_TXEN 0x30de
> + >;
> + };
> +
> + pinctrl_fec1: fec1grp {
> + fsl,pins = <
> + VF610_PAD_PTC9__ENET_RMII1_MDC 0x30de
> + VF610_PAD_PTC10__ENET_RMII1_MDIO 0x30df
> + VF610_PAD_PTC11__ENET_RMII1_CRS 0x30dd
> + VF610_PAD_PTC12__ENET_RMII1_RXD1 0x30dd
> + VF610_PAD_PTC13__ENET_RMII1_RXD0 0x30dd
> + VF610_PAD_PTC14__ENET_RMII1_RXER 0x30dd
> + VF610_PAD_PTC15__ENET_RMII1_TXD1 0x30de
> + VF610_PAD_PTC16__ENET_RMII1_TXD0 0x30de
> + VF610_PAD_PTC17__ENET_RMII1_TXEN 0x30de
> + >;
> + };
> +
> + pinctrl_gpio_leds: gpio_leds {
> + fsl,pins = <
> + /* Heart bit LED */
> + VF610_PAD_PTE12__GPIO_117 0x1183
> + /* LEDS */
> + VF610_PAD_PTE15__GPIO_120 0x1183
> + VF610_PAD_PTA12__GPIO_5 0x1183
> + VF610_PAD_PTA16__GPIO_6 0x1183
> + VF610_PAD_PTE9__GPIO_114 0x1183
> + VF610_PAD_PTE20__GPIO_125 0x1183
> + VF610_PAD_PTE23__GPIO_128 0x1183
> + VF610_PAD_PTE16__GPIO_121 0x1183
> + >;
> + };
> +
> + pinctrl_i2c2: i2c2grp {
> + fsl,pins = <
> + VF610_PAD_PTA22__I2C2_SCL 0x34df
> + VF610_PAD_PTA23__I2C2_SDA 0x34df
> + >;
> + };
> +
> + pinctrl_nfc: nfcgrp {
> + fsl,pins = <
> + VF610_PAD_PTD23__NF_IO7 0x28df
> + VF610_PAD_PTD22__NF_IO6 0x28df
> + VF610_PAD_PTD21__NF_IO5 0x28df
> + VF610_PAD_PTD20__NF_IO4 0x28df
> + VF610_PAD_PTD19__NF_IO3 0x28df
> + VF610_PAD_PTD18__NF_IO2 0x28df
> + VF610_PAD_PTD17__NF_IO1 0x28df
> + VF610_PAD_PTD16__NF_IO0 0x28df
> + VF610_PAD_PTB24__NF_WE_B 0x28c2
> + VF610_PAD_PTB25__NF_CE0_B 0x28c2
> + VF610_PAD_PTB27__NF_RE_B 0x28c2
> + VF610_PAD_PTC26__NF_RB_B 0x283d
> + VF610_PAD_PTC27__NF_ALE 0x28c2
> + VF610_PAD_PTC28__NF_CLE 0x28c2
> + >;
> + };
> +
> + pinctrl_uart0: uart0grp {
> + fsl,pins = <
> + VF610_PAD_PTB10__UART0_TX 0x21a2
> + VF610_PAD_PTB11__UART0_RX 0x21a1
> + >;
> + };
> +
> + pinctrl_uart1: uart1grp {
> + fsl,pins = <
> + VF610_PAD_PTB4__UART1_TX 0x21a2
> + VF610_PAD_PTB5__UART1_RX 0x21a1
> + >;
> + };
> +
> + pinctrl_uart2: uart2grp {
> + fsl,pins = <
> + VF610_PAD_PTB6__UART2_TX 0x21a2
> + VF610_PAD_PTB7__UART2_RX 0x21a1
> + >;
> + };
> +
> + pinctrl_uart3: uart3grp {
> + fsl,pins = <
> + VF610_PAD_PTA20__UART3_TX 0x21a2
> + VF610_PAD_PTA21__UART3_RX 0x21a1
> + >;
> + };
> +
> + pinctrl_qspi0: qspi0grp {
> + fsl,pins = <
> + VF610_PAD_PTD0__QSPI0_A_QSCK 0x397f
> + VF610_PAD_PTD1__QSPI0_A_CS0 0x397f
> + VF610_PAD_PTD2__QSPI0_A_DATA3 0x397f
> + VF610_PAD_PTD3__QSPI0_A_DATA2 0x397f
> + VF610_PAD_PTD4__QSPI0_A_DATA1 0x397f
> + VF610_PAD_PTD5__QSPI0_A_DATA0 0x397f
> + VF610_PAD_PTD7__QSPI0_B_QSCK 0x397f
> + VF610_PAD_PTD8__QSPI0_B_CS0 0x397f
> + VF610_PAD_PTD11__QSPI0_B_DATA1 0x397f
> + VF610_PAD_PTD12__QSPI0_B_DATA0 0x397f
> + >;
> + };
> +};
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