[RFC][PATCH 2/2] arm64: dts: hi6220: Add pl031 RTC support

[John Stultz <john.stultz@linaro.org>]

From: Zhangfei Gao <zhangfei.gao@linaro.org>

Add pl031 rtc0 support to hi6220 dtsi

Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Wei Xu <xuwei5@hisilicon.com>
Cc: Guodong Xu <guodong.xu@linaro.org>
Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org>
[jstultz: Forward ported and tweaked commit description]
Signed-off-by: John Stultz <john.stultz@linaro.org>
---
 arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
index 189d215..1288995 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
@@ -336,6 +336,14 @@
 			clock-names = "timer1", "timer2", "apb_pclk";
 		};
 
+		rtc0: rtc@170000 {
+			compatible = "arm,pl031", "arm,primecell";
+			reg = <0x0 0xf8003000 0x0 0x1000>;
+			interrupts = <0 12 4>;
+			clocks = <&ao_ctrl HI6220_RTC0_PCLK>;
+			clock-names = "apb_pclk";
+		};
+
 		pmx0: pinmux@f7010000 {
 			compatible = "pinctrl-single";
 			reg = <0x0 0xf7010000  0x0 0x27c>;
-- 
1.9.1