mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-29 14:33:08 +00:00
68 lines
1.3 KiB
Text
68 lines
1.3 KiB
Text
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========================================
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Renesas SH7753 EVB board
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========================================
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This board specification:
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=========================
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The SH7753 EVB (board config name:sh7753evb) has the following device:
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- SH7753 (SH-4A)
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- DDR3-SDRAM 512MB
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- SPI ROM 8MB
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- Gigabit Ethernet controllers
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- eMMC 4GB
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Configuration for This board:
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=============================
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You can select the configuration as follows:
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- make sh7753evb_config
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This board specific command:
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============================
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This board has the following its specific command:
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- write_mac
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1. write_mac
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You can write MAC address to SPI ROM.
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Usage 1) Write MAC address
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write_mac [GETHERC ch0] [GETHERC ch1]
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For example)
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=> write_mac 74:90:50:00:33:9e 74:90:50:00:33:9f
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*) We have to input the command as a single line
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(without carriage return)
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*) We have to reset after input the command.
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Usage 2) Show current data
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write_mac
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For example)
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=> write_mac
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GETHERC ch0 = 74:90:50:00:33:9e
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GETHERC ch1 = 74:90:50:00:33:9f
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Update SPI ROM:
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============================
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1. Copy u-boot image to RAM area.
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2. Probe SPI device.
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=> sf probe 0
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SF: Detected MX25L6405D with page size 64KiB, total 8 MiB
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3. Erase SPI ROM.
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=> sf erase 0 80000
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4. Write u-boot image to SPI ROM.
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=> sf write 0x48000000 0 80000
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