forked from Minki/linux
fe855dbfd3
We set the DMA configuration on USARTs in the SoC DT in (ARM: at91: sama5d3: add usart dma configurations). As the audio must work with DMA channels, we reserve some dma channels for audio, or else audio won't work. Signed-off-by: Bo Shen <voice.shen@atmel.com> [nicolas.ferre@atmel.com: move to the sama5d3xmb.dtsi to cover all board variants] Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
188 lines
4.2 KiB
Plaintext
188 lines
4.2 KiB
Plaintext
/*
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* sama5d3xmb.dts - Device Tree file for SAMA5D3x mother board
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*
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* Copyright (C) 2013 Atmel,
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* 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
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*
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* Licensed under GPLv2 or later.
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*/
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#include "sama5d3xcm.dtsi"
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/ {
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compatible = "atmel,sama5d3xmb", "atmel,sama5d3xcm", "atmel,sama5d3", "atmel,sama5";
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ahb {
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apb {
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mmc0: mmc@f0000000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
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status = "okay";
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slot@0 {
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reg = <0>;
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bus-width = <4>;
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cd-gpios = <&pioD 17 GPIO_ACTIVE_HIGH>;
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};
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};
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spi0: spi@f0004000 {
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dmas = <0>, <0>; /* Do not use DMA for spi0 */
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m25p80@0 {
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compatible = "atmel,at25df321a";
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spi-max-frequency = <50000000>;
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reg = <0>;
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};
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};
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ssc0: ssc@f0008000 {
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atmel,clk-from-rk-pin;
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};
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/*
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* i2c0 conflicts with ISI:
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* disable it to allow the use of ISI
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* can not enable audio when i2c0 disabled
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*/
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i2c0: i2c@f0014000 {
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wm8904: wm8904@1a {
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compatible = "wm8904";
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reg = <0x1a>;
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clocks = <&pck0>;
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clock-names = "mclk";
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};
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};
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usart1: serial@f0020000 {
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dmas = <0>, <0>; /* Do not use DMA for usart1 */
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>;
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status = "okay";
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};
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isi: isi@f0034000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_isi &pinctrl_isi_pck_as_mck &pinctrl_isi_power &pinctrl_isi_reset>;
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};
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mmc1: mmc@f8000000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
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status = "okay";
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slot@0 {
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reg = <0>;
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bus-width = <4>;
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cd-gpios = <&pioD 18 GPIO_ACTIVE_HIGH>;
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};
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};
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adc0: adc@f8018000 {
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pinctrl-names = "default";
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pinctrl-0 = <
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&pinctrl_adc0_adtrg
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&pinctrl_adc0_ad0
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&pinctrl_adc0_ad1
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&pinctrl_adc0_ad2
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&pinctrl_adc0_ad3
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&pinctrl_adc0_ad4
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>;
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status = "okay";
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};
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macb1: ethernet@f802c000 {
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phy-mode = "rmii";
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#address-cells = <1>;
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#size-cells = <0>;
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phy0: ethernet-phy@1 {
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interrupt-parent = <&pioE>;
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interrupts = <30 IRQ_TYPE_EDGE_FALLING>;
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reg = <1>;
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};
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};
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pinctrl@fffff200 {
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board {
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pinctrl_mmc0_cd: mmc0_cd {
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atmel,pins =
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<AT91_PIOD 17 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PD17 GPIO with pullup deglitch */
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};
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pinctrl_mmc1_cd: mmc1_cd {
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atmel,pins =
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<AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PD18 GPIO with pullup deglitch */
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};
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pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
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atmel,pins =
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<AT91_PIOD 30 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PD30 periph B */
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};
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pinctrl_isi_reset: isi_reset-0 {
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atmel,pins =
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<AT91_PIOE 24 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; /* PE24 gpio */
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};
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pinctrl_isi_power: isi_power-0 {
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atmel,pins =
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<AT91_PIOE 29 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; /* PE29 gpio */
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};
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pinctrl_usba_vbus: usba_vbus {
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atmel,pins =
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<AT91_PIOD 29 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PD29 GPIO with deglitch */
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};
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};
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};
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dbgu: serial@ffffee00 {
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dmas = <0>, <0>; /* Do not use DMA for dbgu */
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status = "okay";
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};
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watchdog@fffffe40 {
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status = "okay";
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};
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};
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usb0: gadget@00500000 {
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atmel,vbus-gpio = <&pioD 29 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usba_vbus>;
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status = "okay";
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};
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usb1: ohci@00600000 {
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num-ports = <3>;
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atmel,vbus-gpio = <&pioD 25 GPIO_ACTIVE_HIGH
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&pioD 26 GPIO_ACTIVE_LOW
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&pioD 27 GPIO_ACTIVE_LOW
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>;
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status = "okay";
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};
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usb2: ehci@00700000 {
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status = "okay";
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};
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};
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sound {
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compatible = "atmel,asoc-wm8904";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
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atmel,model = "wm8904 @ SAMA5D3EK";
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atmel,audio-routing =
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"Headphone Jack", "HPOUTL",
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"Headphone Jack", "HPOUTR",
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"IN2L", "Line In Jack",
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"IN2R", "Line In Jack",
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"MICBIAS", "IN1L",
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"IN1L", "Mic";
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atmel,ssc-controller = <&ssc0>;
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atmel,audio-codec = <&wm8904>;
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status = "disabled";
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};
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};
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