From bc36748153eea3813018fae3e361a941213e9ada Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Thu, 3 May 2012 11:23:47 +0100 Subject: 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 Signed-off-by: Lee Jones Signed-off-by: Arnd Bergmann diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts index 81ff557..d6c05ea9 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 7e84f45..2d4f661 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 diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c index 671c8bc..50e83dc5 100644 --- a/drivers/mfd/db8500-prcmu.c +++ b/drivers/mfd/db8500-prcmu.c @@ -2735,6 +2735,7 @@ static struct regulator_consumer_supply db8500_vape_consumers[] = { REGULATOR_SUPPLY("vcore", "uart2"), REGULATOR_SUPPLY("v-ape", "nmk-ske-keypad.0"), REGULATOR_SUPPLY("v-hsi", "ste_hsi.0"), + REGULATOR_SUPPLY("vddvario", "smsc911x.0"), }; static struct regulator_consumer_supply db8500_vsmps2_consumers[] = { -- cgit v0.10.2