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authorLee Jones <lee.jones@linaro.org>2012-05-03 12:23:47 +0200
committerArnd Bergmann <arnd@arndb.de>2012-06-01 02:04:46 +0200
commitbc36748153eea3813018fae3e361a941213e9ada (patch)
tree74458d04c633f3be7198a3cb42ed36ed7889c837 /arch/arm
parentARM: ux500: Allow PRCMU regulator to be probed during a DT enabled boot (diff)
downloadlinux-bc36748153eea3813018fae3e361a941213e9ada.tar.xz
linux-bc36748153eea3813018fae3e361a941213e9ada.zip
ARM: ux500: Provide regulator support for SMSC911x via Device Tree
This patch adds a fixed regulator for use by the SMSC911x Ethernet chip driver into the db8500 Device Tree. It also references other regulators required by the same device. Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/snowball.dts13
-rw-r--r--arch/arm/configs/u8500_defconfig1
2 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts
index 81ff557177a7..d6c05ea9e518 100644
--- a/arch/arm/boot/dts/snowball.dts
+++ b/arch/arm/boot/dts/snowball.dts
@@ -20,6 +20,16 @@
reg = <0x00000000 0x20000000>;
};
+ en_3v3_reg: en_3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "en-3v3-fixed-supply";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpios = <&gpio0 26 0x4>; // 26
+ startup-delay-us = <5000>;
+ enable-active-high;
+ };
+
gpio_keys {
compatible = "gpio-keys";
#address-cells = <1>;
@@ -79,6 +89,9 @@
reg = <0 0x10000>;
interrupts = <12 0x1>;
interrupt-parent = <&gpio4>;
+ vdd33a-supply = <&en_3v3_reg>;
+ vddvario-supply = <&db8500_vape_reg>;
+
reg-shift = <1>;
reg-io-width = <2>;
diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig
index 7e84f453e8a6..2d4f661d1cf6 100644
--- a/arch/arm/configs/u8500_defconfig
+++ b/arch/arm/configs/u8500_defconfig
@@ -75,6 +75,7 @@ CONFIG_AB5500_CORE=y
CONFIG_AB8500_CORE=y
CONFIG_REGULATOR=y
CONFIG_REGULATOR_AB8500=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
# CONFIG_HID_SUPPORT is not set
CONFIG_USB_GADGET=y
CONFIG_AB8500_USB=y