forked from Minki/linux
ARM: at91: add at91sam9263 DT support
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD
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8cf93b9cea
commit
4abb367722
220
arch/arm/boot/dts/at91sam9263.dtsi
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220
arch/arm/boot/dts/at91sam9263.dtsi
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/*
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* at91sam9263.dtsi - Device Tree Include file for AT91SAM9263 family SoC
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*
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* Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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*
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* Licensed under GPLv2 only.
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*/
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/include/ "skeleton.dtsi"
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/ {
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model = "Atmel AT91SAM9263 family SoC";
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compatible = "atmel,at91sam9263";
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interrupt-parent = <&aic>;
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aliases {
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serial0 = &dbgu;
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serial1 = &usart0;
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serial2 = &usart1;
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serial3 = &usart2;
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gpio0 = &pioA;
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gpio1 = &pioB;
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gpio2 = &pioC;
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gpio3 = &pioD;
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gpio4 = &pioE;
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tcb0 = &tcb0;
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};
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cpus {
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cpu@0 {
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compatible = "arm,arm926ejs";
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};
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};
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memory {
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reg = <0x20000000 0x08000000>;
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};
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ahb {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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apb {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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aic: interrupt-controller@fffff000 {
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#interrupt-cells = <2>;
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compatible = "atmel,at91rm9200-aic";
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interrupt-controller;
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reg = <0xfffff000 0x200>;
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};
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pmc: pmc@fffffc00 {
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compatible = "atmel,at91rm9200-pmc";
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reg = <0xfffffc00 0x100>;
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};
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ramc: ramc@ffffe200 {
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compatible = "atmel,at91sam9260-sdramc";
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reg = <0xffffe200 0x200
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0xffffe800 0x200>;
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};
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pit: timer@fffffd30 {
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compatible = "atmel,at91sam9260-pit";
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reg = <0xfffffd30 0xf>;
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interrupts = <1 4>;
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};
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tcb0: timer@fff7c000 {
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compatible = "atmel,at91rm9200-tcb";
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reg = <0xfff7c000 0x100>;
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interrupts = <19 4>;
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};
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rstc@fffffd00 {
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compatible = "atmel,at91sam9260-rstc";
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reg = <0xfffffd00 0x10>;
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};
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shdwc@fffffd10 {
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compatible = "atmel,at91sam9260-shdwc";
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reg = <0xfffffd10 0x10>;
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};
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pioA: gpio@fffff200 {
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compatible = "atmel,at91rm9200-gpio";
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reg = <0xfffff200 0x100>;
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interrupts = <2 4>;
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#gpio-cells = <2>;
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gpio-controller;
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interrupt-controller;
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};
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pioB: gpio@fffff400 {
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compatible = "atmel,at91rm9200-gpio";
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reg = <0xfffff400 0x100>;
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interrupts = <3 4>;
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#gpio-cells = <2>;
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gpio-controller;
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interrupt-controller;
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};
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pioC: gpio@fffff600 {
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compatible = "atmel,at91rm9200-gpio";
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reg = <0xfffff600 0x100>;
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interrupts = <4 4>;
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#gpio-cells = <2>;
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gpio-controller;
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interrupt-controller;
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};
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pioD: gpio@fffff800 {
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compatible = "atmel,at91rm9200-gpio";
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reg = <0xfffff800 0x100>;
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interrupts = <4 4>;
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#gpio-cells = <2>;
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gpio-controller;
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interrupt-controller;
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};
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pioE: gpio@fffffa00 {
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compatible = "atmel,at91rm9200-gpio";
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reg = <0xfffffa00 0x100>;
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interrupts = <4 4>;
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#gpio-cells = <2>;
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gpio-controller;
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interrupt-controller;
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};
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dbgu: serial@ffffee00 {
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compatible = "atmel,at91sam9260-usart";
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reg = <0xffffee00 0x200>;
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interrupts = <1 4>;
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status = "disabled";
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};
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usart0: serial@fff8c000 {
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compatible = "atmel,at91sam9260-usart";
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reg = <0xfff8c000 0x200>;
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interrupts = <7 4>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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usart1: serial@fff90000 {
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compatible = "atmel,at91sam9260-usart";
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reg = <0xfff90000 0x200>;
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interrupts = <8 4>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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usart2: serial@fff94000 {
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compatible = "atmel,at91sam9260-usart";
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reg = <0xfff94000 0x200>;
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interrupts = <9 4>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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macb0: ethernet@fffbc000 {
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compatible = "cdns,at32ap7000-macb", "cdns,macb";
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reg = <0xfffbc000 0x100>;
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interrupts = <21 4>;
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status = "disabled";
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};
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usb1: gadget@fff78000 {
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compatible = "atmel,at91rm9200-udc";
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reg = <0xfff78000 0x4000>;
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interrupts = <24 4>;
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status = "disabled";
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};
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};
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nand0: nand@40000000 {
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compatible = "atmel,at91rm9200-nand";
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#address-cells = <1>;
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#size-cells = <1>;
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reg = <0x40000000 0x10000000
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0xffffe000 0x200
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>;
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atmel,nand-addr-offset = <21>;
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atmel,nand-cmd-offset = <22>;
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gpios = <&pioA 22 0
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&pioD 15 0
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0
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>;
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status = "disabled";
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};
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usb0: ohci@00a00000 {
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compatible = "atmel,at91rm9200-ohci", "usb-ohci";
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reg = <0x00a00000 0x100000>;
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interrupts = <29 4>;
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status = "disabled";
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};
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};
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i2c@0 {
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compatible = "i2c-gpio";
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gpios = <&pioB 4 0 /* sda */
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&pioB 5 0 /* scl */
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>;
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i2c-gpio,sda-open-drain;
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i2c-gpio,scl-open-drain;
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i2c-gpio,delay-us = <2>; /* ~100 kHz */
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#address-cells = <1>;
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#size-cells = <0>;
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status = "disabled";
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};
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};
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@ -199,6 +199,16 @@ static struct clk_lookup periph_clocks_lookups[] = {
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CLKDEV_CON_ID("pioC", &pioCDE_clk),
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CLKDEV_CON_ID("pioD", &pioCDE_clk),
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CLKDEV_CON_ID("pioE", &pioCDE_clk),
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/* more usart lookup table for DT entries */
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CLKDEV_CON_DEV_ID("usart", "ffffee00.serial", &mck),
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CLKDEV_CON_DEV_ID("usart", "fff8c000.serial", &usart0_clk),
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CLKDEV_CON_DEV_ID("usart", "fff90000.serial", &usart1_clk),
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CLKDEV_CON_DEV_ID("usart", "fff94000.serial", &usart2_clk),
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/* more tc lookup table for DT entries */
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CLKDEV_CON_DEV_ID("t0_clk", "fff7c000.timer", &tcb_clk),
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CLKDEV_CON_DEV_ID("hclk", "a00000.ohci", &ohci_clk),
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CLKDEV_CON_DEV_ID("spi_clk", "fffa4000.spi", &spi0_clk),
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CLKDEV_CON_DEV_ID("spi_clk", "fffa8000.spi", &spi1_clk),
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};
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static struct clk_lookup usart_clocks_lookups[] = {
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@ -953,8 +953,25 @@ static struct platform_device at91sam9263_tcb_device = {
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.num_resources = ARRAY_SIZE(tcb_resources),
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};
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#if defined(CONFIG_OF)
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static struct of_device_id tcb_ids[] = {
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{ .compatible = "atmel,at91rm9200-tcb" },
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{ /*sentinel*/ }
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};
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#endif
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static void __init at91_add_device_tc(void)
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{
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#if defined(CONFIG_OF)
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struct device_node *np;
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np = of_find_matching_node(NULL, tcb_ids);
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if (np) {
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of_node_put(np);
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return;
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}
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#endif
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platform_device_register(&at91sam9263_tcb_device);
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}
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#else
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@ -1483,6 +1500,9 @@ void __init at91_add_device_serial(void) {}
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*/
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static int __init at91_add_standard_devices(void)
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{
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if (of_have_populated_dt())
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return 0;
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at91_add_device_rtt();
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at91_add_device_watchdog();
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at91_add_device_tc();
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