linux-kernel - [PATCH 5/5] arm64: dts: berlin4ct: add the pinctrl node and muxing setup for uart0

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Date:	Sat, 19 Sep 2015 18:02:36 +0800
From:	Jisheng Zhang <jszhang@...vell.com>
To:	<sebastian.hesselbarth@...il.com>, <linus.walleij@...aro.org>,
	<antoine.tenart@...e-electrons.com>, <catalin.marinas@....com>,
	<will.deacon@....com>, <mark.rutland@....com>,
	<robh+dt@...nel.org>, <pawel.moll@....com>,
	<ijc+devicetree@...lion.org.uk>, <galak@...eaurora.org>
CC:	<devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-gpio@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Jisheng Zhang <jszhang@...vell.com>
Subject: [PATCH 5/5] arm64: dts: berlin4ct: add the pinctrl node and muxing setup for uart0

Add the avio, soc, sm pinctrl nodes for Marvell berlin4ct SoC. This
patch also adds urt0 txd and rxd muxing setup in the dtsi because uart0
always use them to work, no other possibilities.

Signed-off-by: Jisheng Zhang <jszhang@...vell.com>
---
 arch/arm64/boot/dts/marvell/berlin4ct.dtsi | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/marvell/berlin4ct.dtsi b/arch/arm64/boot/dts/marvell/berlin4ct.dtsi
index a3b5f1d..4566e4e 100644
--- a/arch/arm64/boot/dts/marvell/berlin4ct.dtsi
+++ b/arch/arm64/boot/dts/marvell/berlin4ct.dtsi
@@ -225,6 +225,16 @@
 			};
 		};
 
+		soc_pinctrl: pinctrl@...000 {
+			compatible = "marvell,berlin4ct-soc-pinctrl";
+			reg = <0xea8000 0x14>;
+		};
+
+		avio_pinctrl: pinctrl@...400 {
+			compatible = "marvell,berlin4ct-avio-pinctrl";
+			reg = <0xea8400 8>;
+		};
+
 		apb@...000 {
 			compatible = "simple-bus";
 			#address-cells = <1>;
@@ -278,6 +288,23 @@
 				clocks = <&osc>;
 				reg-shift = <2>;
 				status = "disabled";
+				pinctrl-0 = <&urt0_txd_pmux>, <&urt0_rxd_pmux>;
+				pinctrl-names = "default", "default";
+			};
+		};
+
+		sm_pinctrl: pinctrl@...200 {
+			compatible = "marvell,berlin4ct-sm-pinctrl";
+			reg = <0xfe2200 0xc>;
+
+			urt0_txd_pmux: urt0_txd-pmux {
+				groups = "SM_URT0_TXD";
+				function = "sm_urt0_txd";
+			};
+
+			urt0_rxd_pmux: urt0_rxd-pmux {
+				groups = "SM_URT0_RXD";
+				function = "sm_urt0_rxd";
 			};
 		};
 	};
-- 
2.5.1

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