linux/arch/arm/boot/dts/tegra-seaboard.dts
Stephen Warren 6111d50c58 arm/dt: Tegra: Add support-8bit to SDHCI nodes
For Seaboard's internal eMMC, this makes the difference between a
5.5MB/s and 10.2MB/s transfer rate. On Harmony, there wasn't any
measurable difference on my cheap/slow ~2MB/s card.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2011-09-22 14:44:28 +00:00

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/dts-v1/;
/memreserve/ 0x1c000000 0x04000000;
/include/ "tegra20.dtsi"
/ {
model = "NVIDIA Seaboard";
compatible = "nvidia,seaboard", "nvidia,tegra20";
chosen {
bootargs = "vmalloc=192M video=tegrafb console=ttyS0,115200n8 root=/dev/mmcblk1p3 rw rootwait";
};
memory {
device_type = "memory";
reg = < 0x00000000 0x40000000 >;
};
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;
};
};