---

yaml --- r: 176948 b: refs/heads/master c: b3a70f0 h: refs/heads/master v: v3
git-mirror · Nov 30, 2009 · f1502d9 · f1502d9
1 parent 58b7f7b
commit f1502d9
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 54c69cc25064c1d333a12b5883aaa3bfa3041dee
+refs/heads/master: b3a70f0bc32d1b70584bcaa6019fa4260b0da92e
diff --git a/trunk/drivers/mtd/nand/fsl_elbc_nand.c b/trunk/drivers/mtd/nand/fsl_elbc_nand.c
@@ -946,6 +946,13 @@ static int __devinit fsl_elbc_ctrl_init(struct fsl_elbc_ctrl *ctrl)
 {
 	struct fsl_lbc_regs __iomem *lbc = ctrl->regs;
 
+	/*
+	 * NAND transactions can tie up the bus for a long time, so set the
+	 * bus timeout to max by clearing LBCR[BMT] (highest base counter
+	 * value) and setting LBCR[BMTPS] to the highest prescaler value.
+	 */
+	clrsetbits_be32(&lbc->lbcr, LBCR_BMT, 15);
+
 	/* clear event registers */
 	setbits32(&lbc->ltesr, LTESR_NAND_MASK);
 	out_be32(&lbc->lteatr, 0);