tegra: fdt: Add keyboard definitions for Seaboard

[u-boot] / doc / README.sh7757lcr

diff --git a/doc/README.sh7757lcr b/doc/README.sh7757lcr
index cae14e055f85abe3da0840d522772221dabb457c..3e9c1c1a1e91dde5b10827c595a883ba82c06581 100644 (file)
--- a/doc/README.sh7757lcr
+++ b/doc/README.sh7757lcr
@@ -12,6 +12,7 @@ The R0P7757LC0030RL(board config name:sh7757lcr) has the following device:
  - SPI ROM 8MB
  - 2D Graphic controller
  - Ethernet controller
+ - eMMC 2GB
 
 
 configuration for This board:
@@ -62,3 +63,15 @@ You can write MAC address to SPI ROM.
                GETHERC ch0 = 00:00:87:6c:21:82
                GETHERC ch1 = 00:00:87:6c:21:83
 
+
+Update SPI ROM:
+============================
+
+1. Copy u-boot image to RAM area.
+2. Probe SPI device.
+   => sf probe 0
+   8192 KiB M25P64 at 0:0 is now current device
+3. Erase SPI ROM.
+   => sf erase 0 80000
+4. Write u-boot image to SPI ROM.
+   => sf write 0x89000000 0 80000