Signed-off-by: Heiko Schocher <h...@denx.de>
Cc: Andreas Bießmann <andreas.de...@googlemail.com>
Cc: Bo Shen <voice.s...@atmel.com>
---
board/siemens/taurus/taurus.c | 22 ++++++++++++++++++++++
include/configs/taurus.h | 11 +++++++++++
2 files changed, 33 insertions(+)
diff --git a/board/siemens/taurus/taurus.c b/board/siemens/taurus/taurus.c
index 673b302..98ce441 100644
--- a/board/siemens/taurus/taurus.c
+++ b/board/siemens/taurus/taurus.c
@@ -22,6 +22,8 @@
#include <asm/arch/gpio.h>
#include <asm/arch/at91sam9_sdramc.h>
#include <atmel_mci.h>
+#include <asm/arch/at91_spi.h>
+#include <spi.h>
#include <net.h>
#include <netdev.h>
@@ -127,6 +129,25 @@ int board_early_init_f(void)
return 0;
}
+int spi_cs_is_valid(unsigned int bus, unsigned int cs)
+{
+ return bus == 0 && cs == 0;
+}
+
+void spi_cs_activate(struct spi_slave *slave)
+{
+ at91_set_gpio_value(TAURUS_SPI_CS_PIN, 0);
+}
+
+void spi_cs_deactivate(struct spi_slave *slave)
+{
+ at91_set_gpio_value(TAURUS_SPI_CS_PIN, 1);
+}
+
+void spi_init_f(void)
+{
+ /* everything done in board_init */
+}
int board_init(void)
{
/* adress of boot parameters */
@@ -139,6 +160,7 @@ int board_init(void)
#ifdef CONFIG_MACB
taurus_macb_hw_init();
#endif
+ at91_spi0_hw_init(TAURUS_SPI_MASK);
return 0;
}
diff --git a/include/configs/taurus.h b/include/configs/taurus.h
index aadf4cd..e30542d 100644
--- a/include/configs/taurus.h
+++ b/include/configs/taurus.h
@@ -127,6 +127,17 @@
#define CONFIG_USB_STORAGE
#endif
+/* SPI EEPROM */
+#define CONFIG_SPI
+#define CONFIG_CMD_SPI
+#define CONFIG_CMD_SF
+#define CONFIG_SPI_FLASH
+#define CONFIG_ATMEL_SPI
+#define CONFIG_SPI_FLASH_STMICRO
+#define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ)
+#define TAURUS_SPI_MASK (1 << 4)
+#define TAURUS_SPI_CS_PIN AT91_PIN_PA3
+
/* load address */
#define CONFIG_SYS_LOAD_ADDR 0x22000000
--
1.8.3.1
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