From 39e0024f5158fecf92a19483f85701c7d04f30b8 Mon Sep 17 00:00:00 2001 From: "Maciej S. Szmigiero" Date: Mon, 20 Nov 2017 20:08:30 +0100 Subject: ARM: dts: imx6qdl-udoo: disable AC'97 input pins pad drivers AC'97 interface RXD and TXC pins are only used as SoC inputs, let's disable pad drivers for them so we will be protected if, for example, TCLKDIR is set by mistake in AUDMUX and causes TXC pin to be configured as an output. This also changes pull direction on these pins from pull-up to pull-down to match what the board AC'97 CODEC chip (VT1613) has on these pins. Signed-off-by: Maciej S. Szmigiero Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx6qdl-udoo.dtsi | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'arch/arm/boot/dts/imx6qdl-udoo.dtsi') diff --git a/arch/arm/boot/dts/imx6qdl-udoo.dtsi b/arch/arm/boot/dts/imx6qdl-udoo.dtsi index c96c91d..839282c 100644 --- a/arch/arm/boot/dts/imx6qdl-udoo.dtsi +++ b/arch/arm/boot/dts/imx6qdl-udoo.dtsi @@ -208,8 +208,8 @@ fsl,pins = < MX6QDL_PAD_DI0_PIN2__AUD6_TXD 0x1b0b0 MX6QDL_PAD_DI0_PIN3__AUD6_TXFS 0x1b0b0 - MX6QDL_PAD_DI0_PIN4__AUD6_RXD 0x1b0b0 - MX6QDL_PAD_DI0_PIN15__AUD6_TXC 0x1b0b0 + MX6QDL_PAD_DI0_PIN4__AUD6_RXD 0x13080 + MX6QDL_PAD_DI0_PIN15__AUD6_TXC 0x13080 MX6QDL_PAD_EIM_EB2__GPIO2_IO30 0x1b0b0 >; }; @@ -218,8 +218,8 @@ fsl,pins = < MX6QDL_PAD_DI0_PIN2__AUD6_TXD 0x1b0b0 MX6QDL_PAD_DI0_PIN3__GPIO4_IO19 0x1b0b0 - MX6QDL_PAD_DI0_PIN4__AUD6_RXD 0x1b0b0 - MX6QDL_PAD_DI0_PIN15__AUD6_TXC 0x1b0b0 + MX6QDL_PAD_DI0_PIN4__AUD6_RXD 0x13080 + MX6QDL_PAD_DI0_PIN15__AUD6_TXC 0x13080 MX6QDL_PAD_EIM_EB2__GPIO2_IO30 0x1b0b0 >; }; @@ -228,8 +228,8 @@ fsl,pins = < MX6QDL_PAD_DI0_PIN2__GPIO4_IO18 0x1b0b0 MX6QDL_PAD_DI0_PIN3__GPIO4_IO19 0x1b0b0 - MX6QDL_PAD_DI0_PIN4__AUD6_RXD 0x1b0b0 - MX6QDL_PAD_DI0_PIN15__AUD6_TXC 0x1b0b0 + MX6QDL_PAD_DI0_PIN4__AUD6_RXD 0x13080 + MX6QDL_PAD_DI0_PIN15__AUD6_TXC 0x13080 MX6QDL_PAD_EIM_EB2__GPIO2_IO30 0x1b0b0 >; }; -- cgit v1.1