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53 lines
1.5 KiB
Diff
53 lines
1.5 KiB
Diff
From d352f41e87e7226692d1346bb97c603615eeb817 Mon Sep 17 00:00:00 2001
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From: Arnaud Ebalard <arno@natisbad.org>
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Date: Sat, 22 Nov 2014 00:46:28 +0100
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Subject: arm: mvebu: define and use common Armada XP UART2/3 pinctrl settings
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This patch defines common Armada XP pinctrl settings for uart2 and
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uart3 interfaces (uart0 and uart1 rx/tx do not rely on MPP):
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uart2: MPP42-43 as default
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uart3: MPP44-45 as default
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Suggested-by: Andrew Lunn <andrew@lunn.ch>
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Acked-by: Andrew Lunn <andrew@lunn.ch>
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Signed-off-by: Arnaud Ebalard <arno@natisbad.org>
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Link: https://lkml.kernel.org/r/fd51c080c7139a67ec01df8d797f1e88ce557796.1416613429.git.arno@natisbad.org
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Signed-off-by: Jason Cooper <jason@lakedaemon.net>
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--- a/arch/arm/boot/dts/armada-xp.dtsi
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+++ b/arch/arm/boot/dts/armada-xp.dtsi
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@@ -55,6 +55,8 @@
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uart2: serial@12200 {
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compatible = "snps,dw-apb-uart";
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+ pinctrl-0 = <&uart2_pins>;
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+ pinctrl-names = "default";
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reg = <0x12200 0x100>;
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reg-shift = <2>;
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interrupts = <43>;
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@@ -65,6 +67,8 @@
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uart3: serial@12300 {
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compatible = "snps,dw-apb-uart";
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+ pinctrl-0 = <&uart3_pins>;
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+ pinctrl-names = "default";
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reg = <0x12300 0x100>;
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reg-shift = <2>;
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interrupts = <44>;
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@@ -235,4 +239,14 @@
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"mpp33", "mpp34", "mpp35";
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marvell,function = "sd0";
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};
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+
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+ uart2_pins: uart2-pins {
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+ marvell,pins = "mpp42", "mpp43";
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+ marvell,function = "uart2";
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+ };
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+
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+ uart3_pins: uart3-pins {
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+ marvell,pins = "mpp44", "mpp45";
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+ marvell,function = "uart3";
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+ };
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};
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