From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Fri, 18 May 2012 09:39:08 +0100 Subject: [PATCH 09/16] ARM: ux500: Provide regulator support for SMSC911x via Device Tree In-Reply-To: <1337330355-17747-1-git-send-email-lee.jones@linaro.org> References: <1337330355-17747-1-git-send-email-lee.jones@linaro.org> Message-ID: <1337330355-17747-10-git-send-email-lee.jones@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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. Signed-off-by: Lee Jones --- arch/arm/boot/dts/snowball.dts | 13 +++++++++++++ arch/arm/configs/u8500_defconfig | 1 + drivers/mfd/db8500-prcmu.c | 1 + 3 files changed, 15 insertions(+) diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts index 15ee419..ae3c367 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>; @@ -81,6 +91,9 @@ 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 c6973c5..440152a 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 d534449..40204e1 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[] = { -- 1.7.9.5