u-boot/board/nvidia/dts/tegra2-seaboard.dts
Simon Glass d376e8d228 tegra: fdt: Add EMC data for Tegra2 Seaboard
This adds timings for T20 and T25 Seaboards, using the bindings found here:

http://patchwork.ozlabs.org/patch/132928/

We supply both full speed options for normal running, and half speed options
for testing / development.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
2012-05-15 08:31:39 +02:00

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/dts-v1/;
/memreserve/ 0x1c000000 0x04000000;
/include/ ARCH_CPU_DTS
/ {
model = "NVIDIA Seaboard";
compatible = "nvidia,seaboard", "nvidia,tegra20";
chosen {
bootargs = "vmalloc=192M video=tegrafb console=ttyS0,115200n8 root=/dev/mmcblk1p3 rw rootwait";
};
aliases {
/* This defines the order of our USB ports */
usb0 = "/usb@c5008000";
usb1 = "/usb@c5000000";
i2c0 = "/i2c@7000d000";
i2c1 = "/i2c@7000c000";
i2c2 = "/i2c@7000c400";
i2c3 = "/i2c@7000c500";
};
memory {
device_type = "memory";
reg = < 0x00000000 0x40000000 >;
};
/* This is not used in U-Boot, but is expected to be in kernel .dts */
i2c@7000d000 {
clock-frequency = <100000>;
pmic@34 {
compatible = "ti,tps6586x";
reg = <0x34>;
clk_32k: clock {
compatible = "fixed-clock";
/*
* leave out for now due to CPP:
* #clock-cells = <0>;
*/
clock-frequency = <32768>;
};
};
};
clocks {
osc {
clock-frequency = <12000000>;
};
};
clock@60006000 {
clocks = <&clk_32k &osc>;
};
serial@70006300 {
clock-frequency = < 216000000 >;
};
sdhci@c8000400 {
cd-gpios = <&gpio 69 0>; /* gpio PI5 */
wp-gpios = <&gpio 57 0>; /* gpio PH1 */
power-gpios = <&gpio 70 0>; /* gpio PI6 */
};
sdhci@c8000600 {
support-8bit;
};
usb@c5000000 {
nvidia,vbus-gpio = <&gpio 24 0>; /* PD0 */
dr_mode = "otg";
};
usb@c5004000 {
status = "disabled";
};
i2c@7000c000 {
clock-frequency = <100000>;
};
i2c@7000c400 {
status = "disabled";
};
i2c@7000c500 {
clock-frequency = <100000>;
};
emc@7000f400 {
emc-table@190000 {
reg = < 190000 >;
compatible = "nvidia,tegra20-emc-table";
clock-frequency = < 190000 >;
nvidia,emc-registers = < 0x0000000c 0x00000026
0x00000009 0x00000003 0x00000004 0x00000004
0x00000002 0x0000000c 0x00000003 0x00000003
0x00000002 0x00000001 0x00000004 0x00000005
0x00000004 0x00000009 0x0000000d 0x0000059f
0x00000000 0x00000003 0x00000003 0x00000003
0x00000003 0x00000001 0x0000000b 0x000000c8
0x00000003 0x00000007 0x00000004 0x0000000f
0x00000002 0x00000000 0x00000000 0x00000002
0x00000000 0x00000000 0x00000083 0xa06204ae
0x007dc010 0x00000000 0x00000000 0x00000000
0x00000000 0x00000000 0x00000000 0x00000000 >;
};
emc-table@380000 {
reg = < 380000 >;
compatible = "nvidia,tegra20-emc-table";
clock-frequency = < 380000 >;
nvidia,emc-registers = < 0x00000017 0x0000004b
0x00000012 0x00000006 0x00000004 0x00000005
0x00000003 0x0000000c 0x00000006 0x00000006
0x00000003 0x00000001 0x00000004 0x00000005
0x00000004 0x00000009 0x0000000d 0x00000b5f
0x00000000 0x00000003 0x00000003 0x00000006
0x00000006 0x00000001 0x00000011 0x000000c8
0x00000003 0x0000000e 0x00000007 0x0000000f
0x00000002 0x00000000 0x00000000 0x00000002
0x00000000 0x00000000 0x00000083 0xe044048b
0x007d8010 0x00000000 0x00000000 0x00000000
0x00000000 0x00000000 0x00000000 0x00000000 >;
};
};
};