@@ -600,6 +600,13 @@
#size-cells = <0>;
#gpio-cells = <3>;
+ r_rsb_pins: r_rsb {
+ allwinner,pins = "PL0", "PL1";
+ allwinner,function = "s_rsb";
+ allwinner,drive = <SUN4I_PINCTRL_20_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
+ };
+
r_uart_pins_a: r_uart@0 {
allwinner,pins = "PL2", "PL3";
allwinner,function = "s_uart";
@@ -607,5 +614,19 @@
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
};
+
+ r_rsb: i2c@01f03400 {
+ compatible = "allwinner,sun8i-a23-rsb";
+ reg = <0x01f03400 0x400>;
+ interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&apb0_gates 3>;
+ clock-frequency = <3000000>;
+ resets = <&apb0_rst 3>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&r_rsb_pins>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
};
};
This patch adds a device node for the Reduced Serial Bus (RSB) controller and the defacto pinmux setting to the A23 dtsi. Since there is only one possible pinmux setting for RSB, just set it in the dtsi. Signed-off-by: Chen-Yu Tsai <wens@csie.org> --- arch/arm/boot/dts/sun8i-a23.dtsi | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+)