From 780b35b6aafcbbe24c36fa9ad6ba80e2dbe96632 Mon Sep 17 00:00:00 2001 From: Eugeniy Paltsev Date: Tue, 28 May 2019 12:40:52 +0300 Subject: [PATCH] ARC: [plat-hsdk]: enable creg-gpio controller HSDK SOC has CREG GPIO controller which can be used to control SPI chip select lines. Enable it in preparation of enabling SPI peripherals. Acked-by: Alexey Brodkin Signed-off-by: Eugeniy Paltsev Signed-off-by: Vineet Gupta --- arch/arc/boot/dts/hsdk.dts | 8 ++++++++ arch/arc/configs/hsdk_defconfig | 1 + 2 files changed, 9 insertions(+) diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts index 6219b372e9c1..10fb512956aa 100644 --- a/arch/arc/boot/dts/hsdk.dts +++ b/arch/arc/boot/dts/hsdk.dts @@ -241,6 +241,14 @@ dma-coherent; }; + creg_gpio: gpio@14b0 { + compatible = "snps,creg-gpio-hsdk"; + reg = <0x14b0 0x4>; + gpio-controller; + #gpio-cells = <2>; + ngpios = <2>; + }; + gpio: gpio@3000 { compatible = "snps,dw-apb-gpio"; reg = <0x3000 0x20>; diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig index 0e5fd29ed238..0c4411f50948 100644 --- a/arch/arc/configs/hsdk_defconfig +++ b/arch/arc/configs/hsdk_defconfig @@ -49,6 +49,7 @@ CONFIG_SERIAL_OF_PLATFORM=y CONFIG_GPIOLIB=y CONFIG_GPIO_SYSFS=y CONFIG_GPIO_DWAPB=y +CONFIG_GPIO_SNPS_CREG=y # CONFIG_HWMON is not set CONFIG_DRM=y # CONFIG_DRM_FBDEV_EMULATION is not set