[PATCH 2/3] arm64: dts: mt6797: add pwrap support for mt6797

[<argus.lin@mediatek.com>]

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From: Argus Lin <argus.lin@mediatek.com>

mt6797 is a highly integrated SoCs, and it uses
mt6351 as Power Management IC.
We need to add pwrap device to communicate with
mt6351 by SPI.
The base address of pwrap is 0x1000d000, and IRQ
number is 178. It also using fixed 26Mhz clock
as SPI CLK.

Change-Id: I07a8b794a019c2a980bb1f974defeff4e7df5693
Signed-off-by: Argus Lin <argus.lin@mediatek.com>
---
 arch/arm64/boot/dts/mediatek/mt6797.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt6797.dtsi b/arch/arm64/boot/dts/mediatek/mt6797.dtsi
index 4beaa71107d7..485546efc9bf 100644
--- a/arch/arm64/boot/dts/mediatek/mt6797.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6797.dtsi
@@ -161,6 +161,20 @@
 		      <0 0x10220690 0 0x10>;
 	};
 
+	pwrap: pwrap@1000d000 {
+		compatible = "mediatek,mt6797-pwrap";
+		reg = <0 0x1000d000 0 0x1000>;
+		reg-names = "pwrap";
+		interrupts = <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&clk26m>, <&clk26m>;
+		clock-names = "spi", "wrap";
+
+		pmic: mt6351 {
+			compatible = "mediatek,mt6351";
+			interrupt-controller;
+		};
+	};
+
 	uart0: serial@11002000 {
 		compatible = "mediatek,mt6797-uart",
 			     "mediatek,mt6577-uart";
-- 
2.12.5