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ARM: nomadik: device tree for NHK15 board
This adds a device tree for the Nomadik NHK15 development kit board. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Linus Walleij
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Oct 31, 2014
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/* | ||
* Device Tree for the ST-Ericsson Nomadik S8815 board | ||
* Produced by Calao Systems | ||
*/ | ||
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/dts-v1/; | ||
#include <dt-bindings/interrupt-controller/irq.h> | ||
#include <dt-bindings/gpio/gpio.h> | ||
#include "ste-nomadik-stn8815.dtsi" | ||
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/ { | ||
model = "Nomadik STN8815NHK"; | ||
compatible = "st,nomadik-nhk-15"; | ||
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chosen { | ||
bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk"; | ||
}; | ||
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aliases { | ||
stmpe-i2c0 = &stmpe0; | ||
stmpe-i2c1 = &stmpe1; | ||
}; | ||
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pinctrl { | ||
stmpe2401_1 { | ||
stmpe2401_1_nhk_mode: stmpe2401_1_nhk { | ||
nhk_cfg1 { | ||
ste,pins = "GPIO76_B20"; // IRQ line | ||
ste,input = <0>; | ||
}; | ||
nhk_cfg2 { | ||
ste,pins = "GPIO77_B8"; // reset line | ||
ste,output = <1>; | ||
}; | ||
}; | ||
}; | ||
stmpe2401_2 { | ||
stmpe2401_2_nhk_mode: stmpe2401_2_nhk { | ||
nhk_cfg1 { | ||
ste,pins = "GPIO78_A8"; // IRQ line | ||
ste,input = <0>; | ||
}; | ||
nhk_cfg2 { | ||
ste,pins = "GPIO79_C9"; // reset line | ||
ste,output = <1>; | ||
}; | ||
}; | ||
}; | ||
}; | ||
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src@101e0000 { | ||
/* These chrystal outputs are not used on this board */ | ||
disable-sxtalo; | ||
disable-mxtalo; | ||
}; | ||
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/* This is where the interrupt is routed on the NHK-15 debug board */ | ||
external-bus@34000000 { | ||
compatible = "simple-bus"; | ||
reg = <0x34000000 0x1000000>; | ||
#address-cells = <1>; | ||
#size-cells = <1>; | ||
ranges = <0 0x34000000 0x1000000>; | ||
ethernet@300 { | ||
compatible = "smsc,lan91c111"; | ||
reg = <0x300 0x0fd00>; | ||
reg-io-width = <2>; | ||
reset-gpios = <&stmpe_gpio44 10 GPIO_ACTIVE_HIGH>; | ||
interrupt-parent = <&stmpe_gpio44>; | ||
interrupts = <11 IRQ_TYPE_EDGE_RISING>; | ||
}; | ||
}; | ||
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i2c0 { | ||
stmpe0: stmpe2401@43 { | ||
compatible = "st,stmpe2401"; | ||
reg = <0x43>; | ||
reset-gpios = <&gpio2 13 GPIO_ACTIVE_LOW>; // GPIO77 | ||
interrupts = <12 IRQ_TYPE_EDGE_FALLING>; // GPIO76 | ||
interrupt-parent = <&gpio2>; | ||
interrupt-controller; | ||
wakeup-source; | ||
pinctrl-names = "default"; | ||
pinctrl-0 = <&stmpe2401_1_nhk_mode>; | ||
stmpe_gpio43: stmpe_gpio { | ||
compatible = "st,stmpe-gpio"; | ||
gpio-controller; | ||
#gpio-cells = <2>; | ||
interrupt-controller; | ||
#interrupt-cells = <2>; | ||
/* Some pins in alternate functions */ | ||
st,norequest-mask = <0xf0f002>; | ||
}; | ||
stmpe_keypad { | ||
compatible = "st,stmpe-keypad"; | ||
debounce-interval = <64>; | ||
st,scan-count = <8>; | ||
st,no-autorepeat; | ||
keypad,num-rows = <8>; | ||
keypad,num-columns = <8>; | ||
linux,keymap = <0x00020072 // Vol down | ||
0x00030073 // Vol up | ||
0x0100009e // Back | ||
0x010100e3 // TV out | ||
0x01020098 // Lock | ||
0x0103013b // Start | ||
0x020000a3 // Next | ||
0x020100a4 // Play | ||
0x020200a5 // Prev | ||
0x02030160 // OK | ||
0x03000069 // Left | ||
0x0301006a // Right | ||
0x03020067 // Up | ||
0x0303006c>; // Down | ||
}; | ||
}; | ||
stmpe1: stmpe2401@44 { | ||
compatible = "st,stmpe2401"; | ||
reg = <0x44>; | ||
reset-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>; // GPIO79 | ||
interrupts = <14 IRQ_TYPE_EDGE_FALLING>; // GPIO78 | ||
interrupt-parent = <&gpio2>; | ||
interrupt-controller; | ||
wakeup-source; | ||
pinctrl-names = "default"; | ||
pinctrl-0 = <&stmpe2401_2_nhk_mode>; | ||
stmpe_gpio44: stmpe_gpio { | ||
compatible = "st,stmpe-gpio"; | ||
gpio-controller; | ||
#gpio-cells = <2>; | ||
interrupt-controller; | ||
#interrupt-cells = <2>; | ||
}; | ||
}; | ||
}; | ||
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amba { | ||
mmcsd: sdi@101f6000 { | ||
cd-gpios = <&stmpe_gpio44 7 GPIO_ACTIVE_LOW>; | ||
wp-gpios = <&stmpe_gpio44 18 GPIO_ACTIVE_HIGH>; | ||
}; | ||
}; | ||
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/* Custom board node with GPIO pins to active etc */ | ||
usb-s8815 { | ||
/* This will turn off SATA so that MMC/SD can thrive */ | ||
mmcsd-gpio { | ||
gpios = <&stmpe_gpio44 2 0x1>; | ||
}; | ||
}; | ||
}; |
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