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| author | Wolfgang Denk <wd@denx.de> | 2008-07-06 22:39:50 (GMT) |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2008-07-06 22:39:50 (GMT) |
| commit | 01981269c17101e8d2e06f517b812c415ae1a150 (patch) | |
| tree | 7e315341e7ab73c30fba7c3b3ee6064c7683ef12 /board/atmel/atngw100/atngw100.c | |
| parent | b0f1c03607b7c1ea07090a1d97a308fba901051d (diff) | |
| parent | b223017f081d7e0daa33ad17a3cd05b0c1f7d9ba (diff) | |
| download | u-boot-01981269c17101e8d2e06f517b812c415ae1a150.tar.xz | |
Merge branch 'master' of /home/wd/git/u-boot/custodians
Diffstat (limited to 'board/atmel/atngw100/atngw100.c')
| -rw-r--r-- | board/atmel/atngw100/atngw100.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/board/atmel/atngw100/atngw100.c b/board/atmel/atngw100/atngw100.c index 375f0e7..f2c3e79 100644 --- a/board/atmel/atngw100/atngw100.c +++ b/board/atmel/atngw100/atngw100.c @@ -60,6 +60,9 @@ int board_early_init_f(void) #if defined(CONFIG_MMC) gpio_enable_mmci(); #endif +#if defined(CONFIG_ATMEL_SPI) + gpio_enable_spi0(1 << 0); +#endif return 0; } @@ -89,3 +92,25 @@ void board_init_info(void) gd->bd->bi_phy_id[0] = 0x01; gd->bd->bi_phy_id[1] = 0x03; } + +/* SPI chip select control */ +#ifdef CONFIG_ATMEL_SPI +#include <spi.h> + +#define ATNGW100_DATAFLASH_CS_PIN GPIO_PIN_PA3 + +int spi_cs_is_valid(unsigned int bus, unsigned int cs) +{ + return bus == 0 && cs == 0; +} + +void spi_cs_activate(struct spi_slave *slave) +{ + gpio_set_value(ATNGW100_DATAFLASH_CS_PIN, 0); +} + +void spi_cs_deactivate(struct spi_slave *slave) +{ + gpio_set_value(ATNGW100_DATAFLASH_CS_PIN, 1); +} +#endif /* CONFIG_ATMEL_SPI */ |