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authorThomas Chou <thomas@wytron.com.tw>2010-04-30 11:34:18 +0800
committerScott McNutt <smcnutt@psyent.com>2010-07-12 11:35:30 -0400
commit551265f0df9e7a1c6098ff4eec435218423f365b (patch)
treef11922919f4d3f69e8bc414e3d361ccc30ba952a /board
parentec3b4981923396ba43f3b173eeffda60123e8d9d (diff)
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>
Diffstat (limited to 'board')
-rw-r--r--board/altera/nios2-generic/custom_fpga.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/board/altera/nios2-generic/custom_fpga.h b/board/altera/nios2-generic/custom_fpga.h
index 761f605a494..a11add55913 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