Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752071AbaBLKPJ (ORCPT ); Wed, 12 Feb 2014 05:15:09 -0500 Received: from mail-we0-f182.google.com ([74.125.82.182]:38276 "EHLO mail-we0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752238AbaBLKKH (ORCPT ); Wed, 12 Feb 2014 05:10:07 -0500 From: Jean-Jacques Hiblot To: nicolas.ferre@atmel.com, plagnioj@jcrosoft.com, b.brezillon@overkiz.com Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, gregory.clement@free-electrons.com, Jean-Jacques Hiblot Subject: [PATCH v4 3/8] at91: dt: Add at91sam9261 dt SoC support Date: Wed, 12 Feb 2014 11:06:42 +0100 Message-Id: <1392199607-27452-4-git-send-email-jjhiblot@traphandler.com> X-Mailer: git-send-email 1.8.5.3 In-Reply-To: <1392199607-27452-1-git-send-email-jjhiblot@traphandler.com> References: <1392199607-27452-1-git-send-email-jjhiblot@traphandler.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds support for the Device Tree on a sam9261-based platform Signed-off-by: Jean-Jacques Hiblot --- arch/arm/boot/dts/at91sam9261.dtsi | 740 +++++++++++++++++++++++++++++++++++++ arch/arm/mach-at91/at91sam9261.c | 17 + 2 files changed, 757 insertions(+) create mode 100644 arch/arm/boot/dts/at91sam9261.dtsi diff --git a/arch/arm/boot/dts/at91sam9261.dtsi b/arch/arm/boot/dts/at91sam9261.dtsi new file mode 100644 index 0000000..a95bfb3 --- /dev/null +++ b/arch/arm/boot/dts/at91sam9261.dtsi @@ -0,0 +1,740 @@ +/* + * at91sam9261.dtsi - Device Tree Include file for AT91SAM9261 SoC + * + * Copyright (C) 2013 Jean-Jacques Hiblot + * + * Licensed under GPLv2 only. + */ + +#include "skeleton.dtsi" +#include +#include +#include +#include + +/ { + model = "Atmel AT91SAM9261 family SoC"; + compatible = "atmel,at91sam9261"; + interrupt-parent = <&aic>; + + aliases { + serial0 = &dbgu; + serial1 = &usart0; + serial2 = &usart1; + serial3 = &usart2; + gpio0 = &pioA; + gpio1 = &pioB; + gpio2 = &pioC; + tcb0 = &tcb0; + i2c0 = &i2c0; + ssc0 = &ssc0; + ssc1 = &ssc1; + }; + + cpus { + #address-cells = <0>; + #size-cells = <0>; + + cpu { + compatible = "arm,arm926ej-s"; + device_type = "cpu"; + }; + }; + + memory { + reg = <0x20000000 0x08000000>; + }; + + ahb { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + usb0: ohci@00500000 { + compatible = "atmel,at91rm9200-ohci", "usb-ohci"; + reg = <0x00500000 0x100000>; + interrupts = <20 IRQ_TYPE_LEVEL_HIGH 2>; + clocks = <&usb>, <&ohci_clk>, <&hclk0>, <&uhpck>; + clock-names = "usb_clk", "ohci_clk", "hclk", "uhpck"; + status = "disabled"; + }; + + fb0: fb@0x00600000 { + compatible = "atmel,at91sam9261-lcdc"; + reg = <0x00600000 0x1000>; + interrupts = <21 IRQ_TYPE_LEVEL_HIGH 3>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_fb>; + clocks = <&lcd_clk>, <&hclk1>; + clock-names = "lcdc_clk", "hclk"; + status = "disabled"; + }; + + nand0: nand@40000000 { + compatible = "atmel,at91rm9200-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x40000000 0x10000000>; + atmel,nand-addr-offset = <22>; + atmel,nand-cmd-offset = <21>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_nand>; + + gpios = <&pioC 15 GPIO_ACTIVE_HIGH + &pioC 14 GPIO_ACTIVE_HIGH + 0 + >; + status = "disabled"; + }; + + apb { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + tcb0: timer@fffa0000 { + compatible = "atmel,at91rm9200-tcb"; + reg = <0xfffa0000 0x100>; + interrupts = < 17 IRQ_TYPE_LEVEL_HIGH 0 + 18 IRQ_TYPE_LEVEL_HIGH 0 + 19 IRQ_TYPE_LEVEL_HIGH 0 + >; + clocks = <&tc0_clk>, <&tc1_clk>, <&tc2_clk>; + clock-names = "t0_clk", "t1_clk", "t2_clk"; + }; + + usb1: gadget@fffa4000 { + compatible = "atmel,at91rm9200-udc"; + reg = <0xfffa4000 0x4000>; + interrupts = <10 IRQ_TYPE_LEVEL_HIGH 2>; + clocks = <&usb>, <&udc_clk>, <&udpck>; + clock-names = "usb_clk", "udc_clk", "udpck"; + status = "disabled"; + }; + + mmc0: mmc@fffa8000 { + compatible = "atmel,hsmci"; + reg = <0xfffa8000 0x600>; + interrupts = <9 IRQ_TYPE_LEVEL_HIGH 0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mmc0_clk>, <&pinctrl_mmc0_slot0_cmd_dat0>, <&pinctrl_mmc0_slot0_dat1_3>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&mci0_clk>; + clock-names = "mci_clk"; + status = "disabled"; + }; + + i2c0: i2c@fffac000 { + compatible = "atmel,at91sam9261-i2c"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c_twi>; + reg = <0xfffac000 0x100>; + interrupts = <11 IRQ_TYPE_LEVEL_HIGH 6>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&twi0_clk>; + status = "disabled"; + }; + + usart0: serial@fffb0000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffb0000 0x200>; + interrupts = <6 IRQ_TYPE_LEVEL_HIGH 5>; + atmel,use-dma-rx; + atmel,use-dma-tx; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart0>; + clocks = <&usart0_clk>; + clock-names = "usart"; + status = "disabled"; + }; + + usart1: serial@fffb4000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffb4000 0x200>; + interrupts = <7 IRQ_TYPE_LEVEL_HIGH 5>; + atmel,use-dma-rx; + atmel,use-dma-tx; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart1>; + clocks = <&usart1_clk>; + clock-names = "usart"; + status = "disabled"; + }; + + usart2: serial@fffb8000{ + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffb8000 0x200>; + interrupts = <8 IRQ_TYPE_LEVEL_HIGH 5>; + atmel,use-dma-rx; + atmel,use-dma-tx; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart2>; + clocks = <&usart2_clk>; + clock-names = "usart"; + status = "disabled"; + }; + + ssc0: ssc@fffbc000 { + compatible = "atmel,at91rm9200-ssc"; + reg = <0xfffbc000 0x4000>; + interrupts = <14 IRQ_TYPE_LEVEL_HIGH 5>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ssc0_tx &pinctrl_ssc0_rx>; + status = "disabled"; + }; + + ssc1: ssc@fffc0000 { + compatible = "atmel,at91rm9200-ssc"; + reg = <0xfffc0000 0x4000>; + interrupts = <15 IRQ_TYPE_LEVEL_HIGH 5>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ssc1_tx &pinctrl_ssc1_rx>; + status = "disabled"; + }; + + spi0: spi@fffc8000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "atmel,at91rm9200-spi"; + reg = <0xfffc8000 0x200>; + cs-gpios = <0>, <0>, <0>, <0>; + interrupts = <12 IRQ_TYPE_LEVEL_HIGH 3>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_spi0>; + clocks = <&spi0_clk>; + clock-names = "spi_clk"; + status = "disabled"; + }; + + spi1: spi@fffcc000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "atmel,at91rm9200-spi"; + reg = <0xfffcc000 0x200>; + interrupts = <13 IRQ_TYPE_LEVEL_HIGH 3>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_spi1>; + clocks = <&spi1_clk>; + clock-names = "spi_clk"; + status = "disabled"; + }; + + ramc: ramc@ffffea00 { + compatible = "atmel,at91sam9260-sdramc"; + reg = <0xffffea00 0x200>; + }; + + matrix: matrix@ffffee00 { + compatible = "atmel,at91sam9261-bus-matrix"; + reg = <0xffffee00 0x200>; + }; + + aic: interrupt-controller@fffff000 { + #interrupt-cells = <3>; + compatible = "atmel,at91rm9200-aic"; + interrupt-controller; + reg = <0xfffff000 0x200>; + atmel,external-irqs = <29 30 31>; + }; + + dbgu: serial@fffff200 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffff200 0x200>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_dbgu>; + clocks = <&mck>; + clock-names = "usart"; + status = "disabled"; + }; + + pinctrl@fffff400 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "atmel,at91rm9200-pinctrl", "simple-bus"; + ranges = <0xfffff400 0xfffff400 0xa00>; + + atmel,mux-mask = < + /* A B */ + 0xffffffff 0xfffffff7 /* pioA */ + 0xffffffff 0xfffffff4 /* pioB */ + 0xffffffff 0xffffff07 /* pioC */ + >; + + /* shared pinctrl settings */ + dbgu { + pinctrl_dbgu: dbgu-0 { + atmel,pins = + ; + }; + }; + + usart0 { + pinctrl_usart0: usart0-0 { + atmel,pins = + ; + }; + + pinctrl_usart0_rts: usart0_rts-0 { + atmel,pins = + ; + }; + + pinctrl_usart0_cts: usart0_cts-0 { + atmel,pins = + ; + }; + }; + + usart1 { + pinctrl_usart1: usart1-0 { + atmel,pins = + ; + }; + + pinctrl_usart1_rts: usart1_rts-0 { + atmel,pins = + ; + }; + + pinctrl_usart1_cts: usart1_cts-0 { + atmel,pins = + ; + }; + }; + + usart2 { + pinctrl_usart2: usart2-0 { + atmel,pins = + ; + }; + + pinctrl_usart2_rts: usart2_rts-0 { + atmel,pins = + ; + }; + + pinctrl_usart2_cts: usart2_cts-0 { + atmel,pins = + ; + }; + }; + + nand { + pinctrl_nand: nand-0 { + atmel,pins = + ; + }; + }; + + mmc0 { + pinctrl_mmc0_clk: mmc0_clk-0 { + atmel,pins = + ; + }; + + pinctrl_mmc0_slot0_cmd_dat0: mmc0_slot0_cmd_dat0-0 { + atmel,pins = + ; + }; + + pinctrl_mmc0_slot0_dat1_3: mmc0_slot0_dat1_3-0 { + atmel,pins = + ; + }; + }; + + ssc0 { + pinctrl_ssc0_tx: ssc0_tx-0 { + atmel,pins = + ; + }; + + pinctrl_ssc0_rx: ssc0_rx-0 { + atmel,pins = + ; + }; + }; + + ssc1 { + pinctrl_ssc1_tx: ssc1_tx-0 { + atmel,pins = + ; + }; + + pinctrl_ssc1_rx: ssc1_rx-0 { + atmel,pins = + ; + }; + }; + + spi0 { + pinctrl_spi0: spi0-0 { + atmel,pins = + ; + }; + }; + + spi1 { + pinctrl_spi1: spi1-0 { + atmel,pins = + ; + }; + }; + + tcb0 { + pinctrl_tcb0_tclk0: tcb0_tclk0-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tclk1: tcb0_tclk1-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tclk2: tcb0_tclk2-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tioa0: tcb0_tioa0-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tioa1: tcb0_tioa1-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tioa2: tcb0_tioa2-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tiob0: tcb0_tiob0-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tiob1: tcb0_tiob1-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tiob2: tcb0_tiob2-0 { + atmel,pins = ; + }; + }; + + i2c0 { + pinctrl_i2c_bitbang: i2c-0-bitbang { + atmel,pins = + ; + }; + pinctrl_i2c_twi: i2c-0-twi { + atmel,pins = + ; + }; + }; + + fb { + pinctrl_fb: fb-0 { + atmel,pins = + ; + }; + }; + + pioA: gpio@fffff400 { + compatible = "atmel,at91rm9200-gpio"; + reg = <0xfffff400 0x200>; + interrupts = <2 IRQ_TYPE_LEVEL_HIGH 1>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&pioA_clk>; + }; + + pioB: gpio@fffff600 { + compatible = "atmel,at91rm9200-gpio"; + reg = <0xfffff600 0x200>; + interrupts = <3 IRQ_TYPE_LEVEL_HIGH 1>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&pioB_clk>; + }; + + pioC: gpio@fffff800 { + compatible = "atmel,at91rm9200-gpio"; + reg = <0xfffff800 0x200>; + interrupts = <4 IRQ_TYPE_LEVEL_HIGH 1>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&pioC_clk>; + }; + }; + + pmc: pmc@fffffc00 { + compatible = "atmel,at91rm9200-pmc"; + reg = <0xfffffc00 0x100>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + interrupt-controller; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + clk32k: slck { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + }; + + main: mainck { + compatible = "atmel,at91rm9200-clk-main"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_MOSCS>; + clocks = <&clk32k>; + }; + + plla: pllack { + compatible = "atmel,at91rm9200-clk-pll"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_LOCKA>; + clocks = <&main>; + reg = <0>; + atmel,clk-input-range = <1000000 32000000>; + #atmel,pll-clk-output-range-cells = <4>; + atmel,pll-clk-output-ranges = <80000000 200000000 190000000 240000000>; + }; + + pllb: pllbck { + compatible = "atmel,at91rm9200-clk-pll"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_LOCKB>; + clocks = <&main>; + reg = <1>; + atmel,clk-input-range = <1000000 32000000>; + #atmel,pll-clk-output-range-cells = <4>; + atmel,pll-clk-output-ranges = <80000000 200000000 190000000 240000000>; + }; + + mck: masterck { + compatible = "atmel,at91rm9200-clk-master"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_MCKRDY>; + clocks = <&clk32k>, <&main>, <&plla>, <&pllb>; + atmel,clk-output-range = <0 94000000>; + atmel,clk-divisors = <1 2 4 3>; + }; + + usb: usbck { + compatible = "atmel,at91rm9200-clk-usb"; + #clock-cells = <0>; + atmel,clk-divisors = <1 2 4 3>; + clocks = <&pllb>; + }; + + systemck { + compatible = "atmel,at91rm9200-clk-system"; + #address-cells = <1>; + #size-cells = <0>; + + uhpck: uhpck { + #clock-cells = <0>; + reg = <6>; + clocks = <&usb>; + }; + + udpck: udpck { + #clock-cells = <0>; + reg = <7>; + clocks = <&usb>; + }; + + hclk0: hclk0 { + #clock-cells = <0>; + reg = <16>; + clocks = <&mck>; + }; + + hclk1: hclk1 { + #clock-cells = <0>; + reg = <17>; + clocks = <&mck>; + }; + }; + + periphck { + compatible = "atmel,at91rm9200-clk-peripheral"; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&mck>; + + pioA_clk: pioA_clk { + #clock-cells = <0>; + reg = <2>; + }; + + pioB_clk: pioB_clk { + #clock-cells = <0>; + reg = <3>; + }; + + pioC_clk: pioC_clk { + #clock-cells = <0>; + reg = <4>; + }; + + usart0_clk: usart0_clk { + #clock-cells = <0>; + reg = <6>; + }; + + usart1_clk: usart1_clk { + #clock-cells = <0>; + reg = <7>; + }; + + usart2_clk: usart2_clk { + #clock-cells = <0>; + reg = <8>; + }; + + mci0_clk: mci0_clk { + #clock-cells = <0>; + reg = <9>; + }; + + udc_clk: udc_clk { + #clock-cells = <0>; + reg = <10>; + }; + + twi0_clk: twi0_clk { + reg = <11>; + #clock-cells = <0>; + }; + + spi0_clk: spi0_clk { + #clock-cells = <0>; + reg = <12>; + }; + + spi1_clk: spi1_clk { + #clock-cells = <0>; + reg = <13>; + }; + + tc0_clk: tc0_clk { + #clock-cells = <0>; + reg = <17>; + }; + + tc1_clk: tc1_clk { + #clock-cells = <0>; + reg = <18>; + }; + + tc2_clk: tc2_clk { + #clock-cells = <0>; + reg = <19>; + }; + + ohci_clk: ohci_clk { + #clock-cells = <0>; + reg = <20>; + }; + + lcd_clk: lcd_clk { + #clock-cells = <0>; + reg = <21>; + }; + }; + }; + + rstc@fffffd00 { + compatible = "atmel,at91sam9260-rstc"; + reg = <0xfffffd00 0x10>; + }; + + shdwc@fffffd10 { + compatible = "atmel,at91sam9260-shdwc"; + reg = <0xfffffd10 0x10>; + }; + + pit: timer@fffffd30 { + compatible = "atmel,at91sam9260-pit"; + reg = <0xfffffd30 0xf>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&mck>; + }; + + watchdog@fffffd40 { + compatible = "atmel,at91sam9260-wdt"; + reg = <0xfffffd40 0x10>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + status = "disabled"; + }; + }; + }; + + i2c@0 { + compatible = "i2c-gpio"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c_bitbang>; + gpios = <&pioA 7 GPIO_ACTIVE_HIGH /* sda */ + &pioA 8 GPIO_ACTIVE_HIGH /* scl */ + >; + i2c-gpio,sda-open-drain; + i2c-gpio,scl-open-drain; + i2c-gpio,delay-us = <2>; /* ~100 kHz */ + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; +}; diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c index 6276b4c..5c90581 100644 --- a/arch/arm/mach-at91/at91sam9261.c +++ b/arch/arm/mach-at91/at91sam9261.c @@ -189,6 +189,23 @@ static struct clk_lookup periph_clocks_lookups[] = { CLKDEV_CON_ID("pioA", &pioA_clk), CLKDEV_CON_ID("pioB", &pioB_clk), CLKDEV_CON_ID("pioC", &pioC_clk), + /* more lookup table for DT entries */ + CLKDEV_CON_DEV_ID("usart", "fffff200.serial", &mck), + CLKDEV_CON_DEV_ID("usart", "fffb0000.serial", &usart0_clk), + CLKDEV_CON_DEV_ID("usart", "ffffb400.serial", &usart1_clk), + CLKDEV_CON_DEV_ID("usart", "fff94000.serial", &usart2_clk), + CLKDEV_CON_DEV_ID("t0_clk", "fffa0000.timer", &tc0_clk), + CLKDEV_CON_DEV_ID("t1_clk", "fffa0000.timer", &tc1_clk), + CLKDEV_CON_DEV_ID("t2_clk", "fffa0000.timer", &tc2_clk), + CLKDEV_CON_DEV_ID("hclk", "500000.ohci", &hck0), + CLKDEV_CON_DEV_ID("hclk", "600000.fb", &hck1), + CLKDEV_CON_DEV_ID("spi_clk", "fffc8000.spi", &spi0_clk), + CLKDEV_CON_DEV_ID("spi_clk", "fffcc000.spi", &spi1_clk), + CLKDEV_CON_DEV_ID("mci_clk", "fffa8000.mmc", &mmc_clk), + CLKDEV_CON_DEV_ID(NULL, "fffac000.i2c", &twi_clk), + CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioA_clk), + CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioB_clk), + CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioC_clk), }; static struct clk_lookup usart_clocks_lookups[] = { -- 1.8.5.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/