Den 04.02.2016 08:39, skrev Lubomir Rintel:
Notable difference from the other Raspberry Pi boards is the lack of PWR LED.
Another difference is that the ACT led is inverted.
Downstream decided to keep it [1] like that making it double as a power
indicator and an inverted disk indicator.
Noralf.
[1] https://github.com/raspberrypi/linux/pull/1239
Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
---
arch/arm/boot/dts/Makefile | 3 ++-
arch/arm/boot/dts/bcm2835-rpi-zero.dts | 24 ++++++++++++++++++++++++
2 files changed, 26 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/boot/dts/bcm2835-rpi-zero.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index d000814..5d38b88 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -64,7 +64,8 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
bcm2835-rpi-b-rev2.dtb \
bcm2835-rpi-b-plus.dtb \
bcm2835-rpi-a-plus.dtb \
- bcm2836-rpi-2-b.dtb
+ bcm2836-rpi-2-b.dtb \
+ bcm2835-rpi-zero.dtb
dtb-$(CONFIG_ARCH_BCM_5301X) += \
bcm4708-asus-rt-ac56u.dtb \
bcm4708-asus-rt-ac68u.dtb \
diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero.dts b/arch/arm/boot/dts/bcm2835-rpi-zero.dts
new file mode 100644
index 0000000..f9afc1a
--- /dev/null
+++ b/arch/arm/boot/dts/bcm2835-rpi-zero.dts
@@ -0,0 +1,24 @@
+/dts-v1/;
+#include "bcm2835.dtsi"
+#include "bcm2835-rpi.dtsi"
+
+/ {
+ compatible = "raspberrypi,model-zero", "brcm,bcm2835";
+ model = "Raspberry Pi Zero";
+
+ leds {
+ act {
+ gpios = <&gpio 47 0>;
+ };
+ };
+};
+
+&gpio {
+ pinctrl-0 = <&gpioout &alt0 &i2s_alt0 &alt3>;
+
+ /* I2S interface */
+ i2s_alt0: i2s_alt0 {
+ brcm,pins = <18 19 20 21>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+};
--
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