>From 16882a9f85faa21bcd7102894b7829eb4d77f97d Mon Sep 17 00:00:00 2001 From: Rodolfo Giometti Date: Wed, 6 Nov 2013 16:31:50 +0100 Subject: [PATCH] arm mach-at91: add support for Cosino board series by HCE Engineering This patch adds the Cosino at91sam9g35 based CPU module and the Cosino Mega 2560 extension board. Web site: http://www.cosino.it Signed-off-by: Rodolfo Giometti [nicolas.ferre@atmel.com: adapted to newer kernel, modified commit message] Signed-off-by: Nicolas Ferre --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/at91-cosino.dtsi | 121 +++++++++++++++++++++++++++++ arch/arm/boot/dts/at91-cosino_mega2560.dts | 84 ++++++++++++++++++++ 3 files changed, 206 insertions(+) create mode 100644 arch/arm/boot/dts/at91-cosino.dtsi create mode 100644 arch/arm/boot/dts/at91-cosino_mega2560.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index ab6a9f5..b05f5e6 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -35,6 +35,7 @@ dtb-$(CONFIG_ARCH_AT91) += at91sam9g25ek.dtb dtb-$(CONFIG_ARCH_AT91) += at91sam9g35ek.dtb dtb-$(CONFIG_ARCH_AT91) += at91sam9x25ek.dtb dtb-$(CONFIG_ARCH_AT91) += at91sam9x35ek.dtb +dtb-$(CONFIG_ARCH_AT91) += at91-cosino_mega2560.dtb # sama5d3 dtb-$(CONFIG_ARCH_AT91) += sama5d31ek.dtb dtb-$(CONFIG_ARCH_AT91) += sama5d33ek.dtb diff --git a/arch/arm/boot/dts/at91-cosino.dtsi b/arch/arm/boot/dts/at91-cosino.dtsi new file mode 100644 index 0000000..00e2112 --- /dev/null +++ b/arch/arm/boot/dts/at91-cosino.dtsi @@ -0,0 +1,121 @@ +/* + * cosino.dtsi - Device Tree file for Cosino core module + * + * Copyright (C) 2013 - Rodolfo Giometti + * HCE Engineering + * + * Derived from at91sam9x5ek.dtsi by: + * Copyright (C) 2012 Atmel, + * 2012 Nicolas Ferre + * + * Licensed under GPLv2 or later. + */ + +#include "at91sam9g35.dtsi" + +/ { + model = "HCE Cosino core module"; + compatible = "hce,cosino", "atmel,at91sam9x5", "atmel,at91sam9"; + + chosen { + bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait"; + }; + + memory { + reg = <0x20000000 0x8000000>; + }; + + clocks { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + main_clock: clock@0 { + compatible = "atmel,osc", "fixed-clock"; + clock-frequency = <12000000>; + }; + }; + + ahb { + apb { + mmc0: mmc@f0008000 { + pinctrl-0 = < + &pinctrl_board_mmc0 + &pinctrl_mmc0_slot0_clk_cmd_dat0 + &pinctrl_mmc0_slot0_dat1_3>; + status = "okay"; + slot@0 { + reg = <0>; + bus-width = <4>; + cd-gpios = <&pioD 15 GPIO_ACTIVE_HIGH>; + }; + }; + + dbgu: serial@fffff200 { + status = "okay"; + }; + + usart0: serial@f801c000 { + status = "okay"; + }; + + i2c0: i2c@f8010000 { + status = "okay"; + }; + + adc0: adc@f804c000 { + atmel,adc-clock-rate = <1000000>; + atmel,adc-ts-wires = <4>; + atmel,adc-ts-pressure-threshold = <10000>; + status = "okay"; + }; + + pinctrl@fffff400 { + mmc0 { + pinctrl_board_mmc0: mmc0-board { + atmel,pins = + ; /* PD15 gpio CD pin pull up and deglitch */ + }; + }; + }; + + watchdog@fffffe40 { + status = "okay"; + }; + }; + + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "hw"; + atmel,has-pmecc; /* Enable PMECC */ + atmel,pmecc-cap = <4>; + atmel,pmecc-sector-size = <512>; + status = "okay"; + + at91bootstrap@0 { + label = "at91bootstrap"; + reg = <0x0 0x40000>; + }; + + uboot@40000 { + label = "u-boot"; + reg = <0x40000 0x80000>; + }; + + ubootenv@c0000 { + label = "U-Boot Env"; + reg = <0xc0000 0x140000>; + }; + + kernel@200000 { + label = "kernel"; + reg = <0x200000 0x600000>; + }; + + rootfs@800000 { + label = "rootfs"; + reg = <0x800000 0x0f800000>; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/at91-cosino_mega2560.dts b/arch/arm/boot/dts/at91-cosino_mega2560.dts new file mode 100644 index 0000000..c29c53c --- /dev/null +++ b/arch/arm/boot/dts/at91-cosino_mega2560.dts @@ -0,0 +1,84 @@ +/* + * cosino_mega2560.dts - Device Tree file for Cosino board with Mega 2560 + * extension + * + * Copyright (C) 2013 - Rodolfo Giometti + * HCE Engineering + * + * Derived from at91sam9g35ek.dts by: + * Copyright (C) 2012 Atmel, + * 2012 Nicolas Ferre + * + * Licensed under GPLv2 or later. + */ + +/dts-v1/; +#include "at91-cosino.dtsi" + +/ { + model = "HCE Cosino Mega 2560"; + compatible = "hce,cosino_mega2560", "atmel,at91sam9x5", "atmel,at91sam9"; + + ahb { + apb { + macb0: ethernet@f802c000 { + phy-mode = "rmii"; + status = "okay"; + }; + + adc0: adc@f804c000 { + atmel,adc-clock-rate = <1000000>; + atmel,adc-ts-wires = <4>; + atmel,adc-ts-pressure-threshold = <10000>; + status = "okay"; + }; + + + tsadcc: tsadcc@f804c000 { + status = "okay"; + }; + + rtc@fffffeb0 { + status = "okay"; + }; + + usart1: serial@f8020000 { + status = "okay"; + }; + + usart2: serial@f8024000 { + status = "okay"; + }; + + usb2: gadget@f803c000 { + atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>; + status = "okay"; + }; + + mmc1: mmc@f000c000 { + pinctrl-0 = < + &pinctrl_mmc1_slot0_clk_cmd_dat0 + &pinctrl_mmc1_slot0_dat1_3>; + status = "okay"; + slot@0 { + reg = <0>; + bus-width = <4>; + non-removable; + }; + }; + }; + + usb0: ohci@00600000 { + status = "okay"; + num-ports = <3>; + atmel,vbus-gpio = <0 /* &pioD 18 GPIO_ACTIVE_LOW */ + &pioD 19 GPIO_ACTIVE_LOW + &pioD 20 GPIO_ACTIVE_LOW + >; + }; + + usb1: ehci@00700000 { + status = "okay"; + }; + }; +}; -- 1.8.1.2