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Subject[PATCH v7 3/3] ARM: dts: at91: sama5d2 Xplained: add pin muxing for I2S
Date
From: Cyrille Pitchen <cyrille.pitchen@atmel.com>

This patch sets the pin muxing for the I2S controllers

Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com>
[codrin.ciubotariu@microchip.com: added pin muxing for the second
controller]
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
---

Changes in v7:
- added comments with pin conflicts created by the I2S
controllers;
- explicitly disable the I2S nodes;

Changes in v6:
- none

arch/arm/boot/dts/at91-sama5d2_xplained.dts | 30 +++++++++++++++++++++
1 file changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
index fcc85d70f36e..518e2b095ccf 100644
--- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
@@ -281,6 +281,12 @@
status = "okay";
};

+ i2s0: i2s@f8050000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2s0_default>;
+ status = "disabled"; /* conflict with can0 */
+ };
+
can0: can@f8054000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_can0_default>;
@@ -424,6 +430,24 @@
bias-disable;
};

+ pinctrl_i2s0_default: i2s0_default {
+ pinmux = <PIN_PC1__I2SC0_CK>,
+ <PIN_PC2__I2SC0_MCK>,
+ <PIN_PC3__I2SC0_WS>,
+ <PIN_PC4__I2SC0_DI0>,
+ <PIN_PC5__I2SC0_DO0>;
+ bias-disable;
+ };
+
+ pinctrl_i2s1_default: i2s1_default {
+ pinmux = <PIN_PA15__I2SC1_CK>,
+ <PIN_PA14__I2SC1_MCK>,
+ <PIN_PA16__I2SC1_WS>,
+ <PIN_PA17__I2SC1_DI0>,
+ <PIN_PA18__I2SC1_DO0>;
+ bias-disable;
+ };
+
pinctrl_key_gpio_default: key_gpio_default {
pinmux = <PIN_PB9__GPIO>;
bias-pull-up;
@@ -546,6 +570,12 @@
status = "okay";
};

+ i2s1: i2s@fc04c000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2s1_default>;
+ status = "disabled"; /* conflict with spi0, sdmmc1 */
+ };
+
can1: can@fc050000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_can1_default>;
--
2.17.1
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