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authorMatthias Klein <matthias.klein@linux.com>2014-11-20 13:52:45 +0300
committerArnd Bergmann <arnd@arndb.de>2014-11-20 14:17:25 +0300
commitba2a1d6959acfc387c20eae6480b1c4b3bbc5950 (patch)
tree8252c652b77f179d6b0324c341b502c0f84e7c8c /arch/arm/boot/dts/bcm2835-rpi-b.dts
parent498149dd1218625867d5139773c560f9f12193c9 (diff)
downloadlinux-ba2a1d6959acfc387c20eae6480b1c4b3bbc5950.tar.xz
ARM: bcm2835: Add device tree for Raspberry Pi model B+
The model B and B+ differ in the GPIO lines for ACT and PWR leds, and the I2S interface. Signed-off-by: Matthias Klein <matthias.klein@linux.com> Tested-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Lee Jones <lee@kernel.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/boot/dts/bcm2835-rpi-b.dts')
-rw-r--r--arch/arm/boot/dts/bcm2835-rpi-b.dts46
1 files changed, 3 insertions, 43 deletions
diff --git a/arch/arm/boot/dts/bcm2835-rpi-b.dts b/arch/arm/boot/dts/bcm2835-rpi-b.dts
index 58a0d60b95f1..bafa46fc226a 100644
--- a/arch/arm/boot/dts/bcm2835-rpi-b.dts
+++ b/arch/arm/boot/dts/bcm2835-rpi-b.dts
@@ -1,63 +1,23 @@
/dts-v1/;
-/include/ "bcm2835.dtsi"
+/include/ "bcm2835-rpi.dtsi"
/ {
compatible = "raspberrypi,model-b", "brcm,bcm2835";
model = "Raspberry Pi Model B";
- memory {
- reg = <0 0x10000000>;
- };
-
leds {
- compatible = "gpio-leds";
-
act {
- label = "ACT";
gpios = <&gpio 16 1>;
- default-state = "keep";
- linux,default-trigger = "heartbeat";
};
};
};
&gpio {
- pinctrl-names = "default";
- pinctrl-0 = <&gpioout &alt0 &alt2 &alt3>;
-
- gpioout: gpioout {
- brcm,pins = <6>;
- brcm,function = <1>; /* GPIO out */
- };
-
- alt0: alt0 {
- brcm,pins = <0 1 2 3 4 5 7 8 9 10 11 14 15 40 45>;
- brcm,function = <4>; /* alt0 */
- };
-
- alt3: alt3 {
- brcm,pins = <48 49 50 51 52 53>;
- brcm,function = <7>; /* alt3 */
- };
+ pinctrl-0 = <&gpioout &alt0 &i2s_alt2 &alt3>;
/* I2S interface */
- alt2: alt2 {
+ i2s_alt2: i2s_alt2 {
brcm,pins = <28 29 30 31>;
brcm,function = <6>; /* alt2 */
};
};
-
-&i2c0 {
- status = "okay";
- clock-frequency = <100000>;
-};
-
-&i2c1 {
- status = "okay";
- clock-frequency = <100000>;
-};
-
-&sdhci {
- status = "okay";
- bus-width = <4>;
-};