diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0591-BCM270X_DT-Add-bcm2708-rpi-0-w.dts.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0591-BCM270X_DT-Add-bcm2708-rpi-0-w.dts.patch | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0591-BCM270X_DT-Add-bcm2708-rpi-0-w.dts.patch b/target/linux/brcm2708/patches-4.4/0591-BCM270X_DT-Add-bcm2708-rpi-0-w.dts.patch new file mode 100644 index 0000000..b4e1879 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0591-BCM270X_DT-Add-bcm2708-rpi-0-w.dts.patch @@ -0,0 +1,236 @@ +From 97425acaefeeb2bf4a704225b544cdd863bc5bc6 Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.org> +Date: Tue, 24 May 2016 16:30:05 +0100 +Subject: [PATCH] BCM270X_DT: Add bcm2708-rpi-0-w.dts + +Add DT support for the Pi Zero W. N.B. It will not be loaded +automatically without a corresponding change to the firmware. + +Signed-off-by: Phil Elwell <phil@raspberrypi.org> +--- + arch/arm/boot/dts/Makefile | 1 + + arch/arm/boot/dts/bcm2708-rpi-0-w.dts | 200 ++++++++++++++++++++++++++++++++++ + 2 files changed, 201 insertions(+) + create mode 100644 arch/arm/boot/dts/bcm2708-rpi-0-w.dts + +diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile +index 14a491c..bd963ef 100644 +--- a/arch/arm/boot/dts/Makefile ++++ b/arch/arm/boot/dts/Makefile +@@ -2,6 +2,7 @@ ifeq ($(CONFIG_OF),y) + + dtb-$(CONFIG_ARCH_BCM2708) += bcm2708-rpi-b.dtb + dtb-$(CONFIG_ARCH_BCM2708) += bcm2708-rpi-b-plus.dtb ++dtb-$(CONFIG_ARCH_BCM2708) += bcm2708-rpi-0-w.dtb + dtb-$(CONFIG_ARCH_BCM2708) += bcm2708-rpi-cm.dtb + dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rpi-cm.dtb + dtb-$(CONFIG_ARCH_BCM2709) += bcm2709-rpi-2-b.dtb +diff --git a/arch/arm/boot/dts/bcm2708-rpi-0-w.dts b/arch/arm/boot/dts/bcm2708-rpi-0-w.dts +new file mode 100644 +index 0000000..9f7de60 +--- /dev/null ++++ b/arch/arm/boot/dts/bcm2708-rpi-0-w.dts +@@ -0,0 +1,200 @@ ++/dts-v1/; ++ ++#include "bcm2708.dtsi" ++ ++/ { ++ compatible = "brcm,bcm2708"; ++ model = "Raspberry Pi Zero W"; ++}; ++ ++&gpio { ++ sdhost_pins: sdhost_pins { ++ brcm,pins = <48 49 50 51 52 53>; ++ brcm,function = <4>; /* alt0 */ ++ }; ++ ++ spi0_pins: spi0_pins { ++ brcm,pins = <9 10 11>; ++ brcm,function = <4>; /* alt0 */ ++ }; ++ ++ spi0_cs_pins: spi0_cs_pins { ++ brcm,pins = <8 7>; ++ brcm,function = <1>; /* output */ ++ }; ++ ++ i2c0_pins: i2c0 { ++ brcm,pins = <0 1>; ++ brcm,function = <4>; ++ }; ++ ++ i2c1_pins: i2c1 { ++ brcm,pins = <2 3>; ++ brcm,function = <4>; ++ }; ++ ++ i2s_pins: i2s { ++ brcm,pins = <18 19 20 21>; ++ brcm,function = <4>; /* alt0 */ ++ }; ++ ++ sdio_pins: sdio_pins { ++ brcm,pins = <34 35 36 37 38 39>; ++ brcm,function = <7 7 7 7 7 7>; /* ALT3 = SD1 */ ++ brcm,pull = <0 2 2 2 2 2>; ++ }; ++ ++ bt_pins: bt_pins { ++ brcm,pins = <43>; ++ brcm,function = <4>; /* alt0:GPCLK2 */ ++ brcm,pull = <0>; /* none */ ++ }; ++ ++ uart0_pins: uart0_pins { ++ brcm,pins = <30 31 32 33>; ++ brcm,function = <7>; /* alt3=UART0 */ ++ brcm,pull = <2 0 0 2>; /* up none none up */ ++ }; ++ ++ uart1_pins: uart1_pins { ++ brcm,pins; ++ brcm,function; ++ brcm,pull; ++ }; ++ ++ audio_pins: audio_pins { ++ brcm,pins = <>; ++ brcm,function = <>; ++ }; ++}; ++ ++&sdhost { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdhost_pins>; ++ bus-width = <4>; ++ status = "okay"; ++}; ++ ++&mmc { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdio_pins>; ++ non-removable; ++ bus-width = <4>; ++ status = "okay"; ++}; ++ ++&fb { ++ status = "okay"; ++}; ++ ++&uart0 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&uart0_pins &bt_pins>; ++ status = "okay"; ++}; ++ ++&uart1 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&uart1_pins>; ++ status = "okay"; ++}; ++ ++&spi0 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&spi0_pins &spi0_cs_pins>; ++ cs-gpios = <&gpio 8 1>, <&gpio 7 1>; ++ ++ spidev0: spidev@0{ ++ compatible = "spidev"; ++ reg = <0>; /* CE0 */ ++ #address-cells = <1>; ++ #size-cells = <0>; ++ spi-max-frequency = <500000>; ++ }; ++ ++ spidev1: spidev@1{ ++ compatible = "spidev"; ++ reg = <1>; /* CE1 */ ++ #address-cells = <1>; ++ #size-cells = <0>; ++ spi-max-frequency = <500000>; ++ }; ++}; ++ ++&i2c0 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&i2c0_pins>; ++ clock-frequency = <100000>; ++}; ++ ++&i2c1 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&i2c1_pins>; ++ clock-frequency = <100000>; ++}; ++ ++&i2c2 { ++ clock-frequency = <100000>; ++}; ++ ++&i2s { ++ #sound-dai-cells = <0>; ++ pinctrl-names = "default"; ++ pinctrl-0 = <&i2s_pins>; ++}; ++ ++&random { ++ status = "okay"; ++}; ++ ++&leds { ++ act_led: act { ++ label = "led0"; ++ linux,default-trigger = "mmc0"; ++ gpios = <&gpio 47 0>; ++ }; ++}; ++ ++&hdmi { ++ hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; ++}; ++ ++&audio { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&audio_pins>; ++}; ++ ++/ { ++ chosen { ++ bootargs = "8250.nr_uarts=1"; ++ }; ++}; ++ ++/ { ++ __overrides__ { ++ uart0 = <&uart0>,"status"; ++ uart0_clkrate = <&clk_uart0>,"clock-frequency:0"; ++ uart1 = <&uart1>,"status"; ++ i2s = <&i2s>,"status"; ++ spi = <&spi0>,"status"; ++ i2c0 = <&i2c0>,"status"; ++ i2c1 = <&i2c1>,"status"; ++ i2c2_iknowwhatimdoing = <&i2c2>,"status"; ++ i2c0_baudrate = <&i2c0>,"clock-frequency:0"; ++ i2c1_baudrate = <&i2c1>,"clock-frequency:0"; ++ i2c2_baudrate = <&i2c2>,"clock-frequency:0"; ++ core_freq = <&clk_core>,"clock-frequency:0"; ++ ++ act_led_gpio = <&act_led>,"gpios:4"; ++ act_led_activelow = <&act_led>,"gpios:8"; ++ act_led_trigger = <&act_led>,"linux,default-trigger"; ++ ++ audio = <&audio>,"status"; ++ watchdog = <&watchdog>,"status"; ++ random = <&random>,"status"; ++ sd_overclock = <&sdhost>,"brcm,overclock-50:0"; ++ sd_force_pio = <&sdhost>,"brcm,force-pio?"; ++ sd_pio_limit = <&sdhost>,"brcm,pio-limit:0"; ++ sd_debug = <&sdhost>,"brcm,debug"; ++ }; ++}; +-- +2.1.4 + |