X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fmmc%2Fhost%2Fau1xmmc.c;h=d3f55615c0990e46176a0afd49ed0c55977833ef;hb=c36a4e40389a17bb439e2f38b1ae9632ba8af7ae;hp=99b20917cc0f9a677cfd414d27d70e01e183133d;hpb=3988ba0708e98b4bafc9034aa476775520bee708;p=mv-sheeva.git

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 | \