arm, at91: add spi dataflash support for the taurus board

[u-boot] / board / siemens / taurus / taurus.c

diff --git a/board/siemens/taurus/taurus.c b/board/siemens/taurus/taurus.c
index 673b3029a66f9e4bcaa8e953ef5bc9be2a057d27..76609c7d04f5f1d4513bf5331bf3a5abc416383e 100644 (file)
--- 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 +129,21 @@ 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);
+}
+
 int board_init(void)
 {
        /* adress of boot parameters */
@@ -139,6 +156,7 @@ int board_init(void)
 #ifdef CONFIG_MACB
        taurus_macb_hw_init();
 #endif
+       at91_spi0_hw_init(TAURUS_SPI_MASK);
 
        return 0;
 }