From 29e88b6de00da70eba9b905919427c8e8b9e88d6 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Tue, 12 Apr 2016 13:43:43 +0800 Subject: [PATCH] ARM: dts: imx6sx-sdb: Add SAI support Introduce imx6sx-sdb-sai.dts so that it is possible to use the SAI interface. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/imx6sx-sdb-sai.dts | 67 ++++++++++++++++++++++++++++ arch/arm/boot/dts/imx6sx-sdb.dtsi | 16 +++++++ 3 files changed, 84 insertions(+) create mode 100644 arch/arm/boot/dts/imx6sx-sdb-sai.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index eaf82b9b9f10..1c92e9df80df 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -380,6 +380,7 @@ dtb-$(CONFIG_SOC_IMX6SX) += \ imx6sx-nitrogen6sx.dtb \ imx6sx-sabreauto.dtb \ imx6sx-sdb-reva.dtb \ + imx6sx-sdb-sai.dtb \ imx6sx-sdb.dtb dtb-$(CONFIG_SOC_IMX6UL) += \ imx6ul-14x14-evk.dtb \ diff --git a/arch/arm/boot/dts/imx6sx-sdb-sai.dts b/arch/arm/boot/dts/imx6sx-sdb-sai.dts new file mode 100644 index 000000000000..0155450d680e --- /dev/null +++ b/arch/arm/boot/dts/imx6sx-sdb-sai.dts @@ -0,0 +1,67 @@ +/* + * Copyright (C) 2016 NXP Semiconductors + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This file is distributed in the hope that it will be useful + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Or, alternatively + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#include "imx6sx-sdb.dts" + +/ { + sound { + audio-cpu = <&sai1>; + }; +}; + +&audmux { + /* pin conflict with sai */ + status = "disabled"; +}; + +&sai1 { + status = "okay"; +}; + +&sdma { + gpr = <&gpr>; + /* SDMA event remap for SAI1 */ + fsl,sdma-event-remap = <0 15 1>, <0 16 1>; +}; + +&ssi2 { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/imx6sx-sdb.dtsi b/arch/arm/boot/dts/imx6sx-sdb.dtsi index f1d37306e8bf..e5eafe4d9a70 100644 --- a/arch/arm/boot/dts/imx6sx-sdb.dtsi +++ b/arch/arm/boot/dts/imx6sx-sdb.dtsi @@ -254,6 +254,12 @@ status = "okay"; }; +&sai1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sai1>; + status = "disabled"; +}; + &ssi2 { status = "okay"; }; @@ -468,6 +474,16 @@ >; }; + pinctrl_sai1: sai1grp { + fsl,pins = < + MX6SX_PAD_CSI_DATA00__SAI1_TX_BCLK 0x130b0 + MX6SX_PAD_CSI_DATA01__SAI1_TX_SYNC 0x130b0 + MX6SX_PAD_CSI_HSYNC__SAI1_TX_DATA_0 0x120b0 + MX6SX_PAD_CSI_VSYNC__SAI1_RX_DATA_0 0x130b0 + MX6SX_PAD_CSI_PIXCLK__AUDMUX_MCLK 0x130b0 + >; + }; + pinctrl_uart1: uart1grp { fsl,pins = < MX6SX_PAD_GPIO1_IO04__UART1_TX 0x1b0b1