From: Raashid Muhammed <[email protected]> sam9-l9260 is a low cost board designed by Olimex.
More infomation is available at: https://www.olimex.com/Products/ARM/Atmel/SAM9-L9260/ Signed-off-by: Raashid Muhammed <[email protected]> Reviewed-by: Vijay Kumar B. <[email protected]> --- .../devicetree/bindings/arm/olimex-at91.txt | 6 ++ arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/sam9-l9260.dts | 108 +++++++++++++++++++++ 3 files changed, 115 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/olimex-at91.txt create mode 100644 arch/arm/boot/dts/sam9-l9260.dts diff --git a/Documentation/devicetree/bindings/arm/olimex-at91.txt b/Documentation/devicetree/bindings/arm/olimex-at91.txt new file mode 100644 index 0000000..0587d63 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/olimex-at91.txt @@ -0,0 +1,6 @@ +Olimex AT91 Device Tree Bindings +-------------------------------- + +SAM9-L9260 Board +Required root node properties: + - compatible = "olimex,sam9-l9260", "atmel,at91sam9260"; diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 95c1923..ae3b50f 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -19,6 +19,7 @@ dtb-$(CONFIG_SOC_SAM_V4_V5) += \ usb_a9260.dtb \ at91sam9261ek.dtb \ at91sam9263ek.dtb \ + sam9-l9260.dtb \ tny_a9263.dtb \ usb_a9263.dtb \ at91-foxg20.dtb \ diff --git a/arch/arm/boot/dts/sam9-l9260.dts b/arch/arm/boot/dts/sam9-l9260.dts new file mode 100644 index 0000000..3ddf7af --- /dev/null +++ b/arch/arm/boot/dts/sam9-l9260.dts @@ -0,0 +1,108 @@ +/* + * sam9-l9260.dts - Device Tree file for Olimex SAM9-L9260 board + * + * Copyright (C) 2016 Raashid Muhammed <[email protected]> + * + * Licensed under GPLv2 or later. + */ +/dts-v1/; +#include "at91sam9260.dtsi" + +/ { + model = "Olimex sam9-l9260"; + compatible = "olimex,sam9-l9260", "atmel,at91sam9260", "atmel,at91sam9"; + + chosen { + bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs"; + }; + + memory { + reg = <0x20000000 0x4000000>; + }; + + clocks { + slow_xtal { + clock-frequency = <32768>; + }; + + main_xtal { + clock-frequency = <18432000>; + }; + }; + + ahb { + apb { + dbgu: serial@fffff200 { + status = "okay"; + }; + + macb0: ethernet@fffc4000 { + phy-mode = "mii"; + status = "okay"; + }; + + spi0: spi@fffc8000 { + status = "okay"; + cs-gpios = <&pioC 11 0>, <0>, <0>, <0>; + mtd_dataflash@0 { + compatible = "atmel,at45", "atmel,dataflash"; + spi-max-frequency = <15000000>; + reg = <0>; + }; + }; + + mmc0: mmc@fffa8000 { + pinctrl-0 = < + &pinctrl_board_mmc0 + &pinctrl_mmc0_clk + &pinctrl_mmc0_slot1_cmd_dat0 + &pinctrl_mmc0_slot1_dat1_3>; + status = "okay"; + slot@1 { + reg = <1>; + bus-width = <4>; + cd-gpios = <&pioC 8 GPIO_ACTIVE_HIGH>; + wp-gpios = <&pioC 4 GPIO_ACTIVE_HIGH>; + }; + }; + + pinctrl@fffff400 { + mmc0 { + pinctrl_board_mmc0: mmc0-board { + atmel,pins = + <AT91_PIOC 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH /* PC08 gpio CD pin pull up and deglitch */ + AT91_PIOC 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; /* PC04 gpio WP pin pull up */ + }; + }; + }; + + + }; + + usb0: ohci@00500000 { + status = "okay"; + }; + + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "soft"; + nand-on-flash-bbt = <1>; + status = "okay"; + }; + }; + + i2c@0 { + status = "okay"; + }; + + leds { + compatible = "gpio-leds"; + + b0 { + label = "b0"; + gpios = <&pioA 6 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + }; + + }; +}; -- 2.1.4
