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| author | Mike Frysinger <vapier@gentoo.org> | 2010-06-02 05:59:50 -0400 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2010-07-13 17:50:49 -0400 |
| commit | a87589fcf9b58b599c5a9b07ab4ecbc42354348d (patch) | |
| tree | c61123e71f9da35ff6e8faa3ad512c4a42a38749 /drivers/mmc | |
| parent | 253f47f3a702fb202dead17cc3491a6ba26a2df4 (diff) | |
| download | u-boot-imx-a87589fcf9b58b599c5a9b07ab4ecbc42354348d.zip u-boot-imx-a87589fcf9b58b599c5a9b07ab4ecbc42354348d.tar.gz u-boot-imx-a87589fcf9b58b599c5a9b07ab4ecbc42354348d.tar.bz2 | |
Blackfin: bfin_sdh: convert to portmux framework
Rather than bang MMRs directly, use the new portmux framework to handle
the details.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/bfin_sdh.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/mmc/bfin_sdh.c b/drivers/mmc/bfin_sdh.c index f9d560a..4a77779 100644 --- a/drivers/mmc/bfin_sdh.c +++ b/drivers/mmc/bfin_sdh.c @@ -15,6 +15,7 @@ #include <asm/errno.h> #include <asm/byteorder.h> #include <asm/blackfin.h> +#include <asm/portmux.h> #include <asm/mach-common/bits/sdh.h> #include <asm/mach-common/bits/dma.h> @@ -41,11 +42,15 @@ # define bfin_write_DMA_X_COUNT bfin_write_DMA4_X_COUNT # define bfin_write_DMA_X_MODIFY bfin_write_DMA4_X_MODIFY # define bfin_write_DMA_CONFIG bfin_write_DMA4_CONFIG +# define PORTMUX_PINS \ + { P_RSI_DATA0, P_RSI_DATA1, P_RSI_DATA2, P_RSI_DATA3, P_RSI_CMD, P_RSI_CLK, 0 } #elif defined(__ADSPBF54x__) # define bfin_write_DMA_START_ADDR bfin_write_DMA22_START_ADDR # define bfin_write_DMA_X_COUNT bfin_write_DMA22_X_COUNT # define bfin_write_DMA_X_MODIFY bfin_write_DMA22_X_MODIFY # define bfin_write_DMA_CONFIG bfin_write_DMA22_CONFIG +# define PORTMUX_PINS \ + { P_SD_D0, P_SD_D1, P_SD_D2, P_SD_D3, P_SD_CLK, P_SD_CMD, 0 } #else # error no support for this proc yet #endif @@ -208,18 +213,13 @@ static void bfin_sdh_set_ios(struct mmc *mmc) static int bfin_sdh_init(struct mmc *mmc) { - + const unsigned short pins[] = PORTMUX_PINS; u16 pwr_ctl = 0; -/* Initialize sdh controller */ + + /* Initialize sdh controller */ + peripheral_request_list(pins, "bfin_sdh"); #if defined(__ADSPBF54x__) bfin_write_DMAC1_PERIMUX(bfin_read_DMAC1_PERIMUX() | 0x1); - bfin_write_PORTC_FER(bfin_read_PORTC_FER() | 0x3F00); - bfin_write_PORTC_MUX(bfin_read_PORTC_MUX() & ~0xFFF0000); -#elif defined(__ADSPBF51x__) - bfin_write_PORTG_FER(bfin_read_PORTG_FER() | 0x01F8); - bfin_write_PORTG_MUX((bfin_read_PORTG_MUX() & ~0x3FC) | 0x154); -#else -# error no portmux for this proc yet #endif bfin_write_SDH_CFG(bfin_read_SDH_CFG() | CLKS_EN); /* Disable card detect pin */ |