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| author | Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> | 2018-10-23 15:09:19 +0300 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2018-11-12 10:38:27 -0800 |
| commit | 4592f11e47a2b28562d6cfe165d5ea7495ff4dca (patch) | |
| tree | 1561b4ca6b5006ff613cca715b5f011bef23092c /arch/arc | |
| parent | afba5d157fe1f2e64bc3df46fe83841657ec8fdd (diff) | |
| download | linux-4592f11e47a2b28562d6cfe165d5ea7495ff4dca.tar.gz linux-4592f11e47a2b28562d6cfe165d5ea7495ff4dca.tar.bz2 linux-4592f11e47a2b28562d6cfe165d5ea7495ff4dca.zip | |
ARC: [plat-hsdk] Enable DW APB GPIO support
Enable GPIO support on HSDK. HSDK SoC includes Synopsys
DesignWare DW_apb_gpio IP with 24 GPIOs mapped onto port A.
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Acked-by: Alexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/boot/dts/hsdk.dts | 15 | ||||
| -rw-r--r-- | arch/arc/configs/hsdk_defconfig | 3 |
2 files changed, 18 insertions, 0 deletions
diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts index ef149f59929a..43f17b51ee89 100644 --- a/arch/arc/boot/dts/hsdk.dts +++ b/arch/arc/boot/dts/hsdk.dts @@ -222,6 +222,21 @@ bus-width = <4>; dma-coherent; }; + + gpio: gpio@3000 { + compatible = "snps,dw-apb-gpio"; + reg = <0x3000 0x20>; + #address-cells = <1>; + #size-cells = <0>; + + gpio_port_a: gpio-controller@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <24>; + reg = <0>; + }; + }; }; memory@80000000 { diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig index 1dec2b4bc5e6..eca10b8baea5 100644 --- a/arch/arc/configs/hsdk_defconfig +++ b/arch/arc/configs/hsdk_defconfig @@ -45,6 +45,9 @@ CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_DW=y CONFIG_SERIAL_OF_PLATFORM=y # CONFIG_HW_RANDOM is not set +CONFIG_GPIOLIB=y +CONFIG_GPIO_SYSFS=y +CONFIG_GPIO_DWAPB=y # CONFIG_HWMON is not set CONFIG_DRM=y # CONFIG_DRM_FBDEV_EMULATION is not set |