This patch implements a simple DTS to boot a at91sam9261ek with a dt-enabled kernel (at91_dt_defconfig). Only dbgu, nand and watchdog are described in the DT.
Signed-off-by: Jean-Jacques Hiblot <[email protected]> --- arch/arm/boot/dts/Makefile | 2 + arch/arm/boot/dts/at91sam9261ek.dts | 75 +++++++++++++++++++++++++++++++++++++ 2 files changed, 77 insertions(+) create mode 100644 arch/arm/boot/dts/at91sam9261ek.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 772a30e..ece523d 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -11,6 +11,8 @@ dtb-$(CONFIG_ARCH_AT91) += ethernut5.dtb dtb-$(CONFIG_ARCH_AT91) += evk-pro3.dtb dtb-$(CONFIG_ARCH_AT91) += tny_a9260.dtb dtb-$(CONFIG_ARCH_AT91) += usb_a9260.dtb +# sam9261 +dtb-$(CONFIG_ARCH_AT91) += at91sam9261ek.dtb # sam9263 dtb-$(CONFIG_ARCH_AT91) += at91sam9263ek.dtb dtb-$(CONFIG_ARCH_AT91) += tny_a9263.dtb diff --git a/arch/arm/boot/dts/at91sam9261ek.dts b/arch/arm/boot/dts/at91sam9261ek.dts new file mode 100644 index 0000000..f3d22a9 --- /dev/null +++ b/arch/arm/boot/dts/at91sam9261ek.dts @@ -0,0 +1,75 @@ +/* + * at91sam9261ek.dts - Device Tree file for Atmel at91sam9261 reference board + * + * Copyright (C) 2013 Jean-Jacques Hiblot <[email protected]> + * + * Licensed under GPLv2 only. + */ +/dts-v1/; +#include "at91sam9261.dtsi" + +/ { + model = "Atmel at91sam9261ek"; + compatible = "atmel,at91sam9261ek", "atmel,at91sam9261", "atmel,at91sam9"; + + chosen { + bootargs = "mem=64M console=ttyS0,115200"; + }; + + memory { + reg = <0x20000000 0x4000000>; + }; + + clocks { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + main_clock: clock@0 { + compatible = "atmel,osc", "fixed-clock"; + clock-frequency = <18432000>; + }; + }; + + ahb { + apb { + dbgu: serial@fffff200 { + status = "okay"; + }; + + watchdog@fffffd40 { + status = "okay"; + }; + }; + + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "soft"; + nand-on-flash-bbt = <1>; + status = "okay"; + at91bootstrap@0 { + label = "at91bootstrap"; + reg = <0x0 0x20000>; + }; + }; + }; + + leds { + compatible = "gpio-leds"; + ds8 { + label = "ds8"; + gpios = <&pioA 13 GPIO_ACTIVE_LOW>; + linux,default-trigger = "none"; + }; + ds7 { + label = "ds7"; + gpios = <&pioA 14 GPIO_ACTIVE_LOW>; + linux,default-trigger = "nand-disk"; + }; + ds1 { + label = "ds1"; + gpios = <&pioA 23 GPIO_ACTIVE_LOW>; + linux,default-trigger = "heartbeat"; + }; + }; +}; -- 1.8.5.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
