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/dts-v1/;
/memreserve/ 0x0c000000 0x04000000;
/include/ "../../nvidia/seaboard/tegra250.dtsi"
/ {
model = "Toradex Colibri T20";
compatible = "toradex,colibri_t20", "nvidia,tegra20";
config {
machine-arch-id = <3323>;
};
aliases {
console = "/serial@70006000";
usb0 = "/usb@0xc5004000";
usb1 = "/usb@0xc5008000";
usb2 = "/usb@0xc5000000";
sdmmc0 = "/sdhci@c8000600";
i2c0 = "/i2c@0x7000d000";
i2c1 = "/i2c@0x7000c000";
i2c2 = "/i2c@0x7000c400";
i2c3 = "/i2c@0x7000c500";
};
//will be auto detected and fixedup
memory {
device_type = "memory";
reg = <0x00000000 0x10000000>;
};
uarta: serial@70006000 {
status = "ok";
clock-frequency = <216000000>;
};
uartb: serial@70006040 {
status = "ok";
clock-frequency = <216000000>;
};
uartd: serial@70006300 {
status = "ok";
clock-frequency = <216000000>;
};
sdhci@c8000600 {
status = "ok";
width = <4>; /* width of SDIO port */
removable = <1>;
/* Parameter 3 bit 0:1=output, 0=input; bit 1:1=high, 0=low */
cd-gpio = <&gpio 23 0>; /* card detect, gpio PC7 */
};
lcd {
compatible = "nvidia,tegra2-lcd";
width = <640>;
height = <480>;
bits_per_pixel = <16>;
pwfm = <&pwfm2>;
display = <&display1>;
/* frame-buffer location = top of memory - carveout - fb */
frame-buffer_512 = <0x17400000>; /* 512M - 128M - 12M */
frame-buffer_256 = <0x09400000>; /* 256M - 96M - 12M */
pixel_clock = <25175000>;
/* Timing: ref_to_sync, sync_width, back_porch, front_porch */
horiz_timing = <0 96 48 16>;
vert_timing = <1 2 31 11>;
/* 800x480@60 (e.g. EDT ET070080DH6)
pixel_clock = <32460000>;
width = <800>;
height = <480>;
horiz_timing = <1 64 128 64>;
vert_timing = <1 3 22 20>;
*/
/* 1024x768 timings
pixel_clock = <72000000>;
width = <1024>;
height = <768>;
horiz_timing = <0 136 160 24>;
vert_timing = <1 6 29 3>;
*/
/* Parameter 3 bit 0:1=output, 0=input; bit 1:1=high, 0=low */
backlight-enable = <&gpio 156 1>; /* PT4 - SODIMM 71: BL_ON,
requires manual untristating respective pin group! */
lvds-shutdown = <&gpio 255 1>;
backlight-vdd = <&gpio 255 1>;
panel-vdd = <&gpio 255 1>;
/*
* Panel required timings
* Timing 1: delay between panel_vdd-rise and data-rise
* Timing 2: delay between data-rise and backlight_vdd-rise
* Timing 3: delay between backlight_vdd and pwm-rise
* Timing 4: delay between pwm-rise and backlight_en-rise
*/
panel-timings = <0 0 0 0>;
};
/* EHCI instance 0: USB1_DP/N -> USBOTG_P/N */
usb@0xc5000000 {
status = "ok";
host-mode = <1>;
};
/* EHCI instance 1: ULPI PHY -> ASIX ETH */
usb@0xc5004000 {
status = "ok";
host-mode = <0>;
};
usbphy: usbphy@0 {
compatible = "smsc,usb3340";
status = "ok";
};
/* EHCI instance 2: USB3_DP/N -> USBH1_P/N */
usb@0xc5008000 {
status = "ok";
utmi = <&usbphy>;
host-mode = <0>;
};
/* Colibri T20 256MB V1.2a intermediate */
flash1@0x70008000 {
/*
* Auto detection uses two hex digits each of vendor ID,
* device ID and fourth byte of read ID separated by commas
*/
compatible = "micron,MT29F4G08ABBDAH4", "2C,AC,15";
controller = <&nand>;
/* How many bytes for data area */
page-data-bytes = <2048>;
/* How many ECC bytes to be generated for tag bytes */
tag-ecc-bytes = <9>;
/* How many tag bytes in spare area */
tag-bytes = <48>;
/* How many ECC bytes for data area */
data-ecc-bytes = <72>;
skipped-spare-bytes = <4>;
/*
* How many bytes in spare area
* spare area = skipped bytes + ECC bytes of data area
* + tag bytes + ECC bytes of tag bytes
*/
page-spare-bytes = <64>;
/*
* MAX_TRP_TREA:
* non-EDO mode: value (in ns) = Max(tRP, tREA) + 6ns
* EDO mode: value (in ns) = tRP timing
* TRH: tREH timing
*
* Timing values: MAX_TRP_TREA, TWB, Max(tCS, tCH, tALS, tALH),
* TWHR, Max(tCS, tCH, tALS, tALH), TWH, TWP, TRH, TADL
*/
timing = <12 100 20 80 20 10 12 10 70>;
};
/* Colibri T20 256MB V1.2a new */
flash2@0x70008000 {
compatible = "micron,MT29F4G08ABBEAH4", "2C,AC,26";
controller = <&nand>;
page-data-bytes = <4096>;
tag-ecc-bytes = <9>;
tag-bytes = <48>;
data-ecc-bytes = <72>;
skipped-spare-bytes = <4>;
page-spare-bytes = <128>;
timing = <15 100 25 80 25 10 15 10 100>;
};
/* Colibri T20 before V1.1x aka old */
flash3@0x70008000 {
compatible = "micron,MT29F8G08ABCBB", "2C,38,26";
controller = <&nand>;
page-data-bytes = <4096>;
tag-ecc-bytes = <9>;
tag-bytes = <48>;
data-ecc-bytes = <72>;
skipped-spare-bytes = <4>;
page-spare-bytes = <128>;
timing = <12 100 20 60 15 10 12 10 70>;
};
/* Colibri T20 512MB V1.2a intermediate */
flash4@0x70008000 {
compatible = "micron,MT29F8G08ADBDAH4", "2C,A3,15";
controller = <&nand>;
page-data-bytes = <2048>;
tag-ecc-bytes = <9>;
tag-bytes = <48>;
data-ecc-bytes = <72>;
skipped-spare-bytes = <4>;
page-spare-bytes = <64>;
timing = <12 100 20 80 20 10 12 10 70>;
};
/* Colibri T20 512MB V1.2a new */
flash5@0x70008000 {
compatible = "micron,MT29F8G08ABBCA", "2C,A3,26";
controller = <&nand>;
page-data-bytes = <4096>;
tag-ecc-bytes = <9>;
tag-bytes = <48>;
data-ecc-bytes = <72>;
skipped-spare-bytes = <4>;
page-spare-bytes = <128>;
timing = <15 100 25 80 25 10 15 10 100>;
};
/* Colibri T20 512MB 3.3V TSOP test */
flash6@0x70008000 {
compatible = "samsung,K9K8G08U0B", "EC,D3,95";
controller = <&nand>;
page-data-bytes = <2048>;
tag-ecc-bytes = <9>;
tag-bytes = <48>;
data-ecc-bytes = <72>;
skipped-spare-bytes = <4>;
page-spare-bytes = <64>;
timing = <20 100 20 60 20 10 12 10 70>;
};
nand-controller@0x70008000 {
status = "ok";
wp-gpio = <&gpio 144 3>; /* Port S = 18 bit = 0: 18 * 8 + 0 */
width = <8>;
};
};
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