The A83T has an RSB controller for talking to the PMIC and audio codec.
Add a device node for it. Since there is only one usable pinmux setting,
for it, add that as well.
Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
---
arch/arm/boot/dts/sun8i-a83t.dtsi | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi
index 21439d0aa55d..420b1484e17d 100644
--- a/arch/arm/boot/dts/sun8i-a83t.dtsi
+++ b/arch/arm/boot/dts/sun8i-a83t.dtsi
@@ -45,6 +45,7 @@
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/sun8i-r-ccu.h>
+#include <dt-bindings/reset/sun8i-r-ccu.h>
/ {
interrupt-parent = <&gic>;
@@ -309,6 +310,27 @@
#gpio-cells = <3>;
interrupt-controller;
#interrupt-cells = <3>;
+
+ r_rsb_pins: r-rsb-pins {
+ pins = "PL0", "PL1";
+ function = "s_rsb";
+ drive-strength = <20>;
+ bias-pull-up;
+ };
+ };
+
+ r_rsb: rsb@1f03400 {
+ compatible = "allwinner,sun8i-a23-rsb";
+ reg = <0x01f03400 0x400>;
+ interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&r_ccu CLK_APB0_RSB>;
+ clock-frequency = <3000000>;
+ resets = <&r_ccu RST_APB0_RSB>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&r_rsb_pins>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
};
};
};
--
2.11.0
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