From: Kyungmin Park <kyungmin.park@samsung.com>
Date: Tue, 12 Jan 2010 08:23:58 +0000 (+0900)
Subject: OneNAND: Remove unused codes
X-Git-Tag: JA03_20100114~20
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bd60ebecbe1260d5233855164c09d83261c43aaf;p=kernel%2Fu-boot.git

OneNAND: Remove unused codes

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---

diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index fdea9b9..e53bb0f 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -437,35 +437,6 @@ static int onenand_read_bufferram(struct mtd_info *mtd, loff_t addr, int area,
 }
 
 /**
- * onenand_sync_read_bufferram - [OneNAND Interface] Read the bufferram area with Sync. Burst mode
- * @param mtd		MTD data structure
- * @param area		BufferRAM area
- * @param buffer	the databuffer to put/get data
- * @param offset	offset to read from or write to
- * @param count		number of bytes to read/write
- *
- * Read the BufferRAM area with Sync. Burst Mode
- */
-static int onenand_sync_read_bufferram(struct mtd_info *mtd, loff_t addr, int area,
-				       unsigned char *buffer, int offset,
-				       size_t count)
-{
-	struct onenand_chip *this = mtd->priv;
-	void __iomem *bufferram;
-
-	bufferram = this->base + area;
-	bufferram += onenand_bufferram_offset(mtd, area);
-
-	this->mmcontrol(mtd, ONENAND_SYS_CFG1_SYNC_READ);
-
-	memcpy_16(buffer, bufferram + offset, count);
-
-	this->mmcontrol(mtd, 0);
-
-	return 0;
-}
-
-/**
  * onenand_write_bufferram - [OneNAND Interface] Write the bufferram area
  * @param mtd		MTD data structure
  * @param area		BufferRAM area
@@ -2172,12 +2143,6 @@ int onenand_scan(struct mtd_info *mtd, int maxchips)
 	if (onenand_probe(mtd))
 		return -ENXIO;
 
-	/* Set Sync. Burst Read after probing */
-	if (this->mmcontrol) {
-		printk(KERN_INFO "OneNAND Sync. Burst Read support\n");
-		this->read_bufferram = onenand_sync_read_bufferram;
-	}
-
 	/* Allocate buffers, if necessary */
 	if (!this->page_buf) {
 		this->page_buf = kzalloc(mtd->writesize, GFP_KERNEL);