linux-kernel - [PATCH 1/5] arm64: dts: hi6220: add pinctrl for uarts and enable them

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Date:	Fri, 19 Feb 2016 13:19:04 +0800
From:	Guodong Xu <guodong.xu@...aro.org>
To:	xuwei5@...ilicon.com, mark.rutland@....com, robh@...nel.org,
	grant.likely@...retlab.ca
Cc:	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	kong.kongxinwei@...ilicon.com, Guodong Xu <guodong.xu@...aro.org>
Subject: [PATCH 1/5] arm64: dts: hi6220: add pinctrl for uarts and enable them

Add pinctrl for uart2 uart3 and uart4. Enable uart1 uart2 and uart3.

Signed-off-by: Guodong Xu <guodong.xu@...aro.org>
---
 arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts | 12 ++++++++++++
 arch/arm64/boot/dts/hisilicon/hi6220.dtsi      |  9 +++++++++
 2 files changed, 21 insertions(+)

diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
index e00e9ec..c4f560a 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
@@ -50,6 +50,18 @@
 		i2c1: i2c@...01000 {
 			status = "ok";
 		};
+
+		uart1: uart@...11000 {
+			status = "ok";
+		};
+
+		uart2: uart@...12000 {
+			status = "ok";
+		};
+
+		uart3: uart@...13000 {
+			status = "ok";
+		};
 	};
 };
 
diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
index a7ca40b..6afd327 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
@@ -266,6 +266,8 @@
 			clocks = <&sys_ctrl HI6220_UART1_PCLK>,
 				 <&sys_ctrl HI6220_UART1_PCLK>;
 			clock-names = "uartclk", "apb_pclk";
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart1_pmx_func &uart1_cfg_func1 &uart1_cfg_func2>;
 			status = "disabled";
 		};
 
@@ -276,6 +278,8 @@
 			clocks = <&sys_ctrl HI6220_UART2_PCLK>,
 				 <&sys_ctrl HI6220_UART2_PCLK>;
 			clock-names = "uartclk", "apb_pclk";
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart2_pmx_func &uart2_cfg_func>;
 			status = "disabled";
 		};
 
@@ -286,6 +290,9 @@
 			clocks = <&sys_ctrl HI6220_UART3_PCLK>,
 				 <&sys_ctrl HI6220_UART3_PCLK>;
 			clock-names = "uartclk", "apb_pclk";
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart3_pmx_func &uart3_cfg_func>;
+			status = "disabled";
 		};
 
 		uart4: uart@...14000 {
@@ -295,6 +302,8 @@
 			clocks = <&sys_ctrl HI6220_UART4_PCLK>,
 				 <&sys_ctrl HI6220_UART4_PCLK>;
 			clock-names = "uartclk", "apb_pclk";
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart4_pmx_func &uart4_cfg_func>;
 			status = "disabled";
 		};
 
-- 
1.9.1