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nios2: add spi flash support to nios2-generic board 

This patch enables the altera_spi and spi_flash drivers for the
nios2-generic board. It allows access to the EPCS/SPI flash on
the Altera EP1C20 board.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Tested-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Scott McNutt <smcnutt@psyent.com>
This commit is contained in:
Thomas Chou 2010-04-30 11:34:18 +08:00 committed by Scott McNutt
parent ec3b498192
commit 551265f0df
1 changed files with 10 additions and 0 deletions
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10
board/altera/nios2-generic/custom_fpga.h
View File

@ -35,6 +35,16 @@
#define CONFIG_SMC91111
#define CONFIG_SMC_USE_32_BIT
/* epcs_controller.epcs_control_port is a altera_avalon_epcs_flash_controller */
#define EPCS_CONTROLLER_REG_BASE 0x82100200
#define CONFIG_SYS_ALTERA_SPI_LIST { EPCS_CONTROLLER_REG_BASE }
#define CONFIG_ALTERA_SPI
#define CONFIG_CMD_SPI
#define CONFIG_CMD_SF
#define CONFIG_SF_DEFAULT_SPEED 30000000
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_STMICRO
/* jtag_uart.avalon_jtag_slave is a altera_avalon_jtag_uart */
#define CONFIG_SYS_JTAG_UART_BASE 0x821208b0