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path: root/target/linux/mediatek/patches/0075-sd.patch
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From a5982c5e4b58c4335e789969e04f9e24b894f510 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Fri, 3 Jul 2015 05:46:39 +0200
Subject: [PATCH 75/76] sd

---
 drivers/mmc/host/mtk-sd.c |   12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 7c20f28..be2b00c 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -227,11 +227,13 @@ struct mt_gpdma_desc {
 #define GPDMA_DESC_BDP		(0x1 << 1)
 #define GPDMA_DESC_CHECKSUM	(0xff << 8) /* bit8 ~ bit15 */
 #define GPDMA_DESC_INT		(0x1 << 16)
+#define GPDMA_DESC_GPDH4B	(0x1 << 24)
+#define GPDMA_DESC_BDH4B	(0x1 << 28)
 	u32 next;
 	u32 ptr;
 	u32 gpd_data_len;
-#define GPDMA_DESC_BUFLEN	(0xffff) /* bit0 ~ bit15 */
-#define GPDMA_DESC_EXTLEN	(0xff << 16) /* bit16 ~ bit23 */
+#define GPDMA_DESC_BUFLEN	(0xffffff) /* bit0 ~ bit15 */
+#define GPDMA_DESC_EXTLEN	(0xff << 24) /* bit16 ~ bit23 */
 	u32 arg;
 	u32 blknum;
 	u32 cmd;
@@ -243,10 +245,12 @@ struct mt_bdma_desc {
 #define BDMA_DESC_CHECKSUM	(0xff << 8) /* bit8 ~ bit15 */
 #define BDMA_DESC_BLKPAD	(0x1 << 17)
 #define BDMA_DESC_DWPAD		(0x1 << 18)
+#define BDMA_DESC_GPDH4B	(0x1 << 24)
+#define BDMA_DESC_BDH4B		(0x1 << 28)
 	u32 next;
 	u32 ptr;
 	u32 bd_data_len;
-#define BDMA_DESC_BUFLEN	(0xffff) /* bit0 ~ bit15 */
+#define BDMA_DESC_BUFLEN	(0xffffff) /* bit0 ~ bit15 */
 };
 
 struct msdc_dma {
@@ -1115,7 +1119,7 @@ static void msdc_init_hw(struct msdc_host *host)
 	sdr_set_field(host->base + MSDC_IOCON, MSDC_IOCON_DDLSEL, 1);
 	writel(0x403c004f, host->base + MSDC_PATCH_BIT);
 	sdr_set_field(host->base + MSDC_PATCH_BIT, MSDC_CKGEN_MSDC_DLY_SEL, 1);
-	writel(0xffff0089, host->base + MSDC_PATCH_BIT1);
+//	writel(0xffff0089, host->base + MSDC_PATCH_BIT1);
 	/* Configure to enable SDIO mode.
 	 * it's must otherwise sdio cmd5 failed
 	 */
-- 
1.7.10.4