diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/au1xmmc.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/mmc/host/au1xmmc.c b/drivers/mmc/host/au1xmmc.c index 99b20917cc0..d3f55615c09 100644 --- a/drivers/mmc/host/au1xmmc.c +++ b/drivers/mmc/host/au1xmmc.c @@ -61,7 +61,13 @@ /* Hardware definitions */ #define AU1XMMC_DESCRIPTOR_COUNT 1 -#define AU1XMMC_DESCRIPTOR_SIZE 2048 + +/* max DMA seg size: 64KB on Au1100, 4MB on Au1200 */ +#ifdef CONFIG_SOC_AU1100 +#define AU1XMMC_DESCRIPTOR_SIZE 0x0000ffff +#else /* Au1200 */ +#define AU1XMMC_DESCRIPTOR_SIZE 0x003fffff +#endif #define AU1XMMC_OCR (MMC_VDD_27_28 | MMC_VDD_28_29 | MMC_VDD_29_30 | \ MMC_VDD_30_31 | MMC_VDD_31_32 | MMC_VDD_32_33 | \ |