Add the device tree file for sama5d4ek board.
The dts file is copied from Linux-4.4, do the following changes. - add the "u-boot,dm-pre-reloc" property to determine which nodes which are needed by SPL and by the board_init_f stage. - fix the compilation warning.
Signed-off-by: Wenyou Yang wenyou.yang@atmel.com ---
Changes in v5: - Integrate the dts patches for sama5d3 to one. - Add the "u-boot,dm-pre-reloc" property for SPL. - Update the commit log. - Rebase on v2017.03.
Changes in v4: - Rebase on the master branch on git://git.denx.de/u-boot-atmel.git commit: 0ff27d4a94637d4b1937c625d33212375bd118d9
Changes in v3: - Fix the compatible of spi flash, use "spi-flash".
Changes in v2: - Remove unneeded the pinctrl node for cs pin of spi0.
arch/arm/dts/Makefile | 3 + arch/arm/dts/at91-sama5d4ek.dts | 341 ++++++++++++++++++++++++++++++++++++++++ 2 files changed, 344 insertions(+) create mode 100644 arch/arm/dts/at91-sama5d4ek.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 3d661fda69..4b6215aa32 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -339,6 +339,9 @@ dtb-$(CONFIG_TARGET_SAMA5D3XEK) += \ dtb-$(CONFIG_TARGET_SAMA5D3_XPLAINED) += \ at91-sama5d3_xplained.dtb
+dtb-$(CONFIG_TARGET_SAMA5D4EK) += \ + at91-sama5d4ek.dtb + dtb-$(CONFIG_TARGET_SAMA5D4_XPLAINED) += \ at91-sama5d4_xplained.dtb
diff --git a/arch/arm/dts/at91-sama5d4ek.dts b/arch/arm/dts/at91-sama5d4ek.dts new file mode 100644 index 0000000000..b965f5b39d --- /dev/null +++ b/arch/arm/dts/at91-sama5d4ek.dts @@ -0,0 +1,341 @@ +/* + * at91-sama5d4ek.dts - Device Tree file for SAMA5D4 Evaluation Kit + * + * Copyright (C) 2014 Atmel, + * 2014 Nicolas Ferre nicolas.ferre@atmel.com + * + * 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 as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * 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 "AS IS", 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. + */ +/dts-v1/; +#include "sama5d4.dtsi" + +/ { + model = "Atmel SAMA5D4-EK"; + compatible = "atmel,sama5d4ek", "atmel,sama5d4", "atmel,sama5"; + + aliases { + spi0 = &spi0; + }; + + chosen { + u-boot,dm-pre-reloc; + stdout-path = &usart3; + }; + + + memory { + reg = <0x20000000 0x20000000>; + }; + + clocks { + slow_xtal { + clock-frequency = <32768>; + }; + + main_xtal { + clock-frequency = <12000000>; + }; + }; + + ahb { + apb { + adc0: adc@fc034000 { + pinctrl-names = "default"; + pinctrl-0 = < + /* external trigger conflicts with USBA_VBUS */ + &pinctrl_adc0_ad0 + &pinctrl_adc0_ad1 + &pinctrl_adc0_ad2 + &pinctrl_adc0_ad3 + &pinctrl_adc0_ad4 + >; + /* The vref depends on JP22 of EK. If connect 1-2 then use 3.3V. connect 2-3 use 3.0V */ + atmel,adc-vref = <3300>; + /*atmel,adc-ts-wires = <4>;*/ /* Set up ADC touch screen */ + status = "okay"; /* Enable ADC IIO support */ + }; + + mmc0: mmc@f8000000 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>; + slot@0 { + reg = <0>; + bus-width = <4>; + cd-gpios = <&pioE 5 0>; + }; + }; + + ssc0: ssc@f8008000 { + status = "okay"; + }; + + spi0: spi@f8010000 { + u-boot,dm-pre-reloc; + cs-gpios = <&pioC 3 0>, <0>, <0>, <0>; + status = "okay"; + spi_flash@0 { + u-boot,dm-pre-reloc; + compatible = "spi-flash"; + spi-max-frequency = <50000000>; + reg = <0>; + }; + }; + + i2c0: i2c@f8014000 { + status = "okay"; + + wm8904: codec@1a { + compatible = "wlf,wm8904"; + reg = <0x1a>; + clocks = <&pck2>; + clock-names = "mclk"; + }; + + qt1070:keyboard@1b { + compatible = "qt1070"; + reg = <0x1b>; + interrupt-parent = <&pioE>; + interrupts = <25 0x0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_qt1070_irq>; + wakeup-source; + }; + + atmel_mxt_ts@4c { + compatible = "atmel,atmel_mxt_ts"; + reg = <0x4c>; + interrupt-parent = <&pioE>; + interrupts = <24 0x0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mxt_ts>; + }; + }; + + macb0: ethernet@f8020000 { + pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>; + phy-mode = "rmii"; + status = "okay"; + + ethernet-phy@1 { + reg = <0x1>; + interrupt-parent = <&pioE>; + interrupts = <1 IRQ_TYPE_LEVEL_LOW>; + }; + }; + + mmc1: mmc@fc000000 { + u-boot,dm-pre-reloc; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>; + status = "okay"; + slot@0 { + reg = <0>; + bus-width = <4>; + cd-gpios = <&pioE 6 0>; + }; + }; + + usart2: serial@fc008000 { + status = "okay"; + }; + + usart3: serial@fc00c000 { + u-boot,dm-pre-reloc; + status = "okay"; + }; + + usart4: serial@fc010000 { + status = "okay"; + }; + + watchdog@fc068640 { + status = "okay"; + }; + + pinctrl@fc06a000 { + board { + u-boot,dm-pre-reloc; + pinctrl_macb0_phy_irq: macb0_phy_irq { + atmel,pins = + <AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + pinctrl_mmc0_cd: mmc0_cd { + atmel,pins = + <AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + pinctrl_mmc1_cd: mmc1_cd { + u-boot,dm-pre-reloc; + atmel,pins = + <AT91_PIOE 6 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + pinctrl_pck2_as_audio_mck: pck2_as_audio_mck { + atmel,pins = + <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>; + }; + pinctrl_usba_vbus: usba_vbus { + atmel,pins = + <AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; + }; + pinctrl_key_gpio: key_gpio_0 { + atmel,pins = + <AT91_PIOE 13 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PE13 gpio */ + }; + pinctrl_qt1070_irq: qt1070_irq { + atmel,pins = + <AT91_PIOE 25 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + pinctrl_mxt_ts: mxt_irq { + atmel,pins = + <AT91_PIOE 24 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + }; + }; + }; + + usb0: gadget@00400000 { + atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usba_vbus>; + status = "okay"; + }; + + usb1: ohci@00500000 { + num-ports = <3>; + atmel,vbus-gpio = <0 /* &pioE 10 GPIO_ACTIVE_LOW */ + &pioE 11 GPIO_ACTIVE_LOW + &pioE 12 GPIO_ACTIVE_LOW + >; + status = "okay"; + }; + + usb2: ehci@00600000 { + status = "okay"; + }; + + nand0: nand@80000000 { + nand-bus-width = <8>; + nand-ecc-mode = "hw"; + nand-on-flash-bbt; + atmel,has-pmecc; + status = "okay"; + + at91bootstrap@0 { + label = "at91bootstrap"; + reg = <0x0 0x40000>; + }; + + bootloader@40000 { + label = "bootloader"; + reg = <0x40000 0x80000>; + }; + + bootloaderenv@c0000 { + label = "bootloader env"; + reg = <0xc0000 0xc0000>; + }; + + dtb@180000 { + label = "device tree"; + reg = <0x180000 0x80000>; + }; + + kernel@200000 { + label = "kernel"; + reg = <0x200000 0x600000>; + }; + + rootfs@800000 { + label = "rootfs"; + reg = <0x800000 0x0f800000>; + }; + }; + }; + + gpio_keys { + compatible = "gpio-keys"; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_key_gpio>; + + pb_user1 { + label = "pb_user1"; + gpios = <&pioE 13 GPIO_ACTIVE_HIGH>; + linux,code = <0x100>; + wakeup-source; + }; + }; + + leds { + compatible = "gpio-leds"; + status = "okay"; + + d8 { + label = "d8"; + /* PE28, conflicts with usart4 rts pin */ + gpios = <&pioE 28 GPIO_ACTIVE_LOW>; + }; + + d9 { + label = "d9"; + gpios = <&pioE 9 GPIO_ACTIVE_HIGH>; + }; + + d10 { + label = "d10"; + gpios = <&pioE 8 GPIO_ACTIVE_LOW>; + linux,default-trigger = "heartbeat"; + }; + }; + + sound { + compatible = "atmel,asoc-wm8904"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pck2_as_audio_mck>; + + atmel,model = "wm8904 @ SAMA5D4EK"; + atmel,audio-routing = + "Headphone Jack", "HPOUTL", + "Headphone Jack", "HPOUTR", + "IN1L", "Line In Jack", + "IN1R", "Line In Jack"; + + atmel,ssc-controller = <&ssc0>; + atmel,audio-codec = <&wm8904>; + }; +};