ARC: [plat-hsdk] Enable DW APB GPIO support (4592f11e) · Commits · 戴 / test

Enable GPIO support on HSDK. HSDK SoC includes Synopsys DesignWare DW_apb_gpio IP with 24 GPIOs mapped onto port A. Signed-off-by:

arch/arc/boot/dts/hsdk.dts

+15 −0

Original line number	Diff line number	Diff line
		@@ -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 {

+3 −0

Original line number	Diff line number	Diff line
		@@ -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