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Message-Id: <20170404180145.12897-2-icenowy@aosc.io>
Date: Wed, 5 Apr 2017 02:01:35 +0800
From: Icenowy Zheng <icenowy@...c.io>
To: Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
Chen-Yu Tsai <wens@...e.org>,
Maxime Ripard <maxime.ripard@...e-electrons.com>,
Liam Girdwood <lgirdwood@...il.com>
Cc: devicetree@...r.kernel.org, linux-sunxi@...glegroups.com,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
Icenowy Zheng <icenowy@...c.io>
Subject: [PATCH 01/11] arm64: allwinner: a64: enable RSB on A64
Allwinner A64 have a RSB controller like the one on A23/A33 SoCs.
Add it and its pinmux.
Signed-off-by: Icenowy Zheng <icenowy@...c.io>
---
arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index 6bc606b4d74d..9a75b1c7c91a 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -420,6 +420,27 @@
#gpio-cells = <3>;
interrupt-controller;
#interrupt-cells = <3>;
+
+ r_rsb_pins: rsb@0 {
+ pins = "PL0", "PL1";
+ function = "s_rsb";
+ drive-strength = <20>;
+ bias-pull-up;
+ };
+ };
+
+ r_rsb: rsb@...3400 {
+ compatible = "allwinner,sun8i-a23-rsb";
+ reg = <0x01f03400 0x400>;
+ interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&r_ccu 6>;
+ clock-frequency = <3000000>;
+ resets = <&r_ccu 2>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&r_rsb_pins>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
};
};
};
--
2.12.2
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