Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754131AbaBSPdK (ORCPT ); Wed, 19 Feb 2014 10:33:10 -0500 Received: from top.free-electrons.com ([176.31.233.9]:49995 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753986AbaBSPdF (ORCPT ); Wed, 19 Feb 2014 10:33:05 -0500 From: Alexandre Belloni To: Nicolas Ferre Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Jean-Christophe Plagniol-Villard , Maxime Ripard , Gregory Clement , b.brezillon@overkiz.com, Alexandre Belloni Subject: [PATCHv2 1/8] ARM: at91: Add at91sam9rl DT SoC support Date: Wed, 19 Feb 2014 16:32:24 +0100 Message-Id: <1392823951-26053-2-git-send-email-alexandre.belloni@free-electrons.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1392823951-26053-1-git-send-email-alexandre.belloni@free-electrons.com> References: <1392823951-26053-1-git-send-email-alexandre.belloni@free-electrons.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds preliminary DT support for the at91sam9rl. Signed-off-by: Alexandre Belloni --- arch/arm/boot/dts/at91sam9rl.dtsi | 628 ++++++++++++++++++++++++++++++++++++++ arch/arm/mach-at91/at91sam9rl.c | 16 + 2 files changed, 644 insertions(+) create mode 100644 arch/arm/boot/dts/at91sam9rl.dtsi diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi new file mode 100644 index 000000000000..9a6208b046b6 --- /dev/null +++ b/arch/arm/boot/dts/at91sam9rl.dtsi @@ -0,0 +1,628 @@ +/* + * at91sam9rl.dtsi - Device Tree Include file for AT91SAM9RL family SoC + * + * Copyright (C) 2014 Alexandre Belloni + * + * Licensed under GPLv2 or later. + */ + +#include "skeleton.dtsi" +#include +#include +#include + +/ { + model = "Atmel AT91SAM9RL family SoC"; + compatible = "atmel,at91sam9rl", "atmel,at91sam9"; + interrupt-parent = <&aic>; + + aliases { + serial0 = &dbgu; + serial1 = &usart0; + serial2 = &usart1; + serial3 = &usart2; + serial4 = &usart3; + gpio0 = &pioA; + gpio1 = &pioB; + gpio2 = &pioC; + gpio3 = &pioD; + tcb0 = &tcb0; + i2c0 = &i2c0; + i2c1 = &i2c1; + ssc0 = &ssc0; + ssc1 = &ssc1; + }; + + cpus { + #address-cells = <0>; + #size-cells = <0>; + + cpu { + compatible = "arm,arm926ej-s"; + device_type = "cpu"; + }; + }; + + memory { + reg = <0x20000000 0x04000000>; + }; + + ahb { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + apb { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + tcb0: timer@fffa0000 { + compatible = "atmel,at91rm9200-tcb"; + reg = <0xfffa0000 0x100>; + interrupts = <16 IRQ_TYPE_LEVEL_HIGH 0 + 17 IRQ_TYPE_LEVEL_HIGH 0 + 18 IRQ_TYPE_LEVEL_HIGH 0>; + }; + + mmc0: mmc@fffa4000 { + compatible = "atmel,hsmci"; + reg = <0xfffa4000 0x600>; + interrupts = <10 IRQ_TYPE_LEVEL_HIGH 0>; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + status = "disabled"; + }; + + i2c0: i2c@fffa8000 { + compatible = "atmel,at91sam9260-i2c"; + reg = <0xfffa8000 0x100>; + interrupts = <11 IRQ_TYPE_LEVEL_HIGH 6>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + i2c1: i2c@fffac000 { + compatible = "atmel,at91sam9260-i2c"; + reg = <0xfffac000 0x100>; + interrupts = <12 IRQ_TYPE_LEVEL_HIGH 6>; + #address-cells = <1>; + #size-cells = <0>; + 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>; + 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>; + 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>; + status = "disabled"; + }; + + usart3: serial@fffbc000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffbc000 0x200>; + interrupts = <9 IRQ_TYPE_LEVEL_HIGH 5>; + atmel,use-dma-rx; + atmel,use-dma-tx; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart3>; + status = "disabled"; + }; + + ssc0: ssc@fffc0000 { + compatible = "atmel,at91rm9200-ssc"; + reg = <0xfffc0000 0x4000>; + interrupts = <14 IRQ_TYPE_LEVEL_HIGH 5>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ssc0_tx &pinctrl_ssc0_rx>; + status = "disabled"; + }; + + ssc1: ssc@fffc4000 { + compatible = "atmel,at91rm9200-ssc"; + reg = <0xfffc4000 0x4000>; + interrupts = <15 IRQ_TYPE_LEVEL_HIGH 5>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ssc1_tx &pinctrl_ssc1_rx>; + status = "disabled"; + }; + + spi0: 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_spi0>; + status = "disabled"; + }; + + adc0: adc@fffd0000 { + compatible = "atmel,at91sam9260-adc"; + reg = <0xfffd0000 0x100>; + interrupts = <20 IRQ_TYPE_LEVEL_HIGH 0>; + atmel,adc-use-external-triggers; + atmel,adc-channels-used = <0xf>; + atmel,adc-vref = <3300>; + atmel,adc-num-channels = <4>; + atmel,adc-startup-time = <15>; + atmel,adc-channel-base = <0x30>; + atmel,adc-drdy-mask = <0x10000>; + atmel,adc-status-register = <0x1c>; + atmel,adc-trigger-register = <0x04>; + atmel,adc-res = <8 10>; + atmel,adc-res-names = "lowres", "highres"; + atmel,adc-use-res = "highres"; + + trigger@0 { + trigger-name = "timer-counter-0"; + trigger-value = <0x1>; + }; + trigger@1 { + trigger-name = "timer-counter-1"; + trigger-value = <0x3>; + }; + + trigger@2 { + trigger-name = "timer-counter-2"; + trigger-value = <0x5>; + }; + + trigger@3 { + trigger-name = "external"; + trigger-value = <0x13>; + trigger-external; + }; + }; + + usb0: gadget@fffd4000 { + compatible = "atmel,at91rm9200-udc"; + reg = <0xfffd4000 0x4000>; + interrupts = <22 IRQ_TYPE_LEVEL_HIGH 2>; + status = "disabled"; + }; + + ramc0: ramc@ffffea00 { + compatible = "atmel,at91sam9260-sdramc"; + reg = <0xffffea00 0x200>; + }; + + aic: interrupt-controller@fffff000 { + #interrupt-cells = <3>; + compatible = "atmel,at91rm9200-aic"; + interrupt-controller; + reg = <0xfffff000 0x200>; + atmel,external-irqs = <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>; + status = "disabled"; + }; + + pinctrl@fffff400 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "atmel,at91rm9200-pinctrl", "simple-bus"; + ranges = <0xfffff400 0xfffff400 0x800>; + + atmel,mux-mask = < + /* A B */ + 0xffffffff 0xe05c6738 /* pioA */ + 0xffffffff 0x0000c780 /* pioB */ + 0xffffffff 0xe3ffff0e /* pioC */ + 0x003fffff 0x0001ff3c /* pioD */ + >; + + /* 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 = + ; + }; + + pinctrl_usart0_dtr_dsr: usart0_dtr_dsr-0 { + atmel,pins = + ; + }; + + pinctrl_usart0_dcd: usart0_dcd-0 { + atmel,pins = + ; + }; + + pinctrl_usart0_ri: usart0_ri-0 { + atmel,pins = + ; + }; + + pinctrl_usart0_sck: usart0_sck-0 { + atmel,pins = + ; + }; + }; + + usart1 { + pinctrl_usart1: usart1-0 { + atmel,pins = + /*TODO check pullup necessary*/ + ; + }; + + pinctrl_usart1_rts: usart1_rts-0 { + atmel,pins = + ; + }; + + pinctrl_usart1_cts: usart1_cts-0 { + atmel,pins = + ; + }; + + pinctrl_usart1_sck: usart1_sck-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 = + ; + }; + + pinctrl_usart2_sck: usart2_sck-0 { + atmel,pins = + ; + }; + }; + + usart3 { + pinctrl_usart3: usart3-0 { + atmel,pins = + ; + }; + + pinctrl_usart3_rts: usart3_rts-0 { + atmel,pins = + ; + }; + + pinctrl_usart3_cts: usart3_cts-0 { + atmel,pins = + ; + }; + + pinctrl_usart3_sck: usart3_sck-0 { + atmel,pins = + ; + }; + }; + + nand { + pinctrl_nand: nand-0 { + atmel,pins = + ; + }; + + pinctrl_nand0_ale_cle: nand_ale_cle-0 { + atmel,pins = + ; + }; + + pinctrl_nand0_oe_we: nand_oe_we-0 { + atmel,pins = + ; + }; + + pinctrl_nand0_cs: nand_cs-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 = + ; + }; + }; + + i2c_gpio0 { + pinctrl_i2c_gpio0: i2c_gpio0-0 { + atmel,pins = + ; + }; + }; + + i2c_gpio1 { + pinctrl_i2c_gpio1: i2c_gpio1-0 { + 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 = ; + }; + }; + + 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>; + }; + + 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>; + }; + + 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>; + }; + + pioD: gpio@fffffa00 { + compatible = "atmel,at91rm9200-gpio"; + reg = <0xfffffa00 0x200>; + interrupts = <5 IRQ_TYPE_LEVEL_HIGH 1>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + }; + }; + + pmc: pmc@fffffc00 { + compatible = "atmel,at91rm9200-pmc"; + reg = <0xfffffc00 0x100>; + }; + + 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>; + }; + + watchdog@fffffd40 { + compatible = "atmel,at91sam9260-wdt"; + reg = <0xfffffd40 0x10>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + status = "disabled"; + }; + }; + + nand0: nand@40000000 { + compatible = "atmel,at91rm9200-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x40000000 0x10000000 + 0xffffe800 0x200 + >; + atmel,nand-addr-offset = <21>; + atmel,nand-cmd-offset = <22>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_nand>; + gpios = <&pioD 17 GPIO_ACTIVE_HIGH + &pioB 6 GPIO_ACTIVE_HIGH + 0 + >; + status = "disabled"; + }; + }; + + i2c@0 { + compatible = "i2c-gpio"; + gpios = <&pioA 23 GPIO_ACTIVE_HIGH /* sda */ + &pioA 24 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>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c_gpio0>; + status = "disabled"; + }; + + i2c@1 { + compatible = "i2c-gpio"; + gpios = <&pioD 10 GPIO_ACTIVE_HIGH /* sda */ + &pioD 11 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>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c_gpio1>; + status = "disabled"; + }; +}; diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c index 3651517abedf..d6ee8bb47213 100644 --- a/arch/arm/mach-at91/at91sam9rl.c +++ b/arch/arm/mach-at91/at91sam9rl.c @@ -196,6 +196,22 @@ static struct clk_lookup periph_clocks_lookups[] = { CLKDEV_CON_ID("pioB", &pioB_clk), CLKDEV_CON_ID("pioC", &pioC_clk), CLKDEV_CON_ID("pioD", &pioD_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", "ffffb800.serial", &usart2_clk), + CLKDEV_CON_DEV_ID("usart", "ffffbc00.serial", &usart3_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("mci_clk", "fffa4000.mmc", &mmc_clk), + CLKDEV_CON_DEV_ID(NULL, "fffa8000.i2c", &twi0_clk), + CLKDEV_CON_DEV_ID(NULL, "fffac000.i2c", &twi1_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), + CLKDEV_CON_DEV_ID(NULL, "fffffa00.gpio", &pioD_clk), }; static struct clk_lookup usart_clocks_lookups[] = { -- 1.8.3.2 -- 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/