From b1680c7da9b1f36c5f96c9f2e1ed4075ebaa7e08 Mon Sep 17 00:00:00 2001
From: Elaine Zhang <zhangqing@rock-chips.com>
Date: Wed, 10 Oct 2018 10:52:32 +0800
Subject: [PATCH] arm64: dts: rockchip: rk1808: add pinctrl for clkin/out_32k

Change-Id: I31cb6a789e43933d759c1b667f97d20cd2c97eda
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
---
 arch/arm64/boot/dts/rockchip/rk1808.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk1808.dtsi b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
index 8684a5e2832b..708b44b4524e 100644
--- a/arch/arm64/boot/dts/rockchip/rk1808.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
@@ -130,6 +130,8 @@
 		clock-frequency = <32768>;
 		clock-output-names = "xin32k";
 		#clock-cells = <0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&clkin_32k>;
 	};
 
 	usbdrd3: usb {
@@ -1334,6 +1336,11 @@
 			input-enable;
 		};
 
+		pcfg_input_smt: pcfg-input-smt {
+			input-enable;
+			input-schmitt-enable;
+		};
+
 		emmc {
 			emmc_clk: emmc-clk {
 				rockchip,pins =
@@ -2266,5 +2273,17 @@
 					<0 RK_PA6 2 &pcfg_pull_none>;
 			};
 		};
+
+		xin32k {
+			clkin_32k: clkin-32k {
+				rockchip,pins =
+					<0 RK_PC2 1 &pcfg_input_smt>;
+			};
+
+			clkout_32k: clkout-32k {
+				rockchip,pins =
+					<0 RK_PC2 1 &pcfg_output_high>;
+			};
+		};
 	};
 };