From 551265f0df9e7a1c6098ff4eec435218423f365b Mon Sep 17 00:00:00 2001 From: Thomas Chou Date: Fri, 30 Apr 2010 11:34:18 +0800 Subject: [PATCH] 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 Tested-by: Ian Abbott Signed-off-by: Scott McNutt --- board/altera/nios2-generic/custom_fpga.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/board/altera/nios2-generic/custom_fpga.h b/board/altera/nios2-generic/custom_fpga.h index 761f605a49..a11add5591 100644 --- a/board/altera/nios2-generic/custom_fpga.h +++ b/board/altera/nios2-generic/custom_fpga.h @@ -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