From: Nicolas Pitre <nico@cam.org>
Date: Mon, 24 Sep 2007 19:47:18 +0000 (-0400)
Subject: mmc: pxamci: set proper block capabilities according to PXA flavor
X-Git-Tag: firefly_0821_release~26017^2~13
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=fe2dc44eac1223a0e92859242f58fd2a58a6f8fa;p=firefly-linux-kernel-4.4.55.git

mmc: pxamci: set proper block capabilities according to PXA flavor

From PXA27x, it is possible to do 2048-byte block transfers.

Signed-off-by: Nicolas Pitre <nico@marvell.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
---

diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c
index 03d162881159..67acc6a00895 100644
--- a/drivers/mmc/host/pxamci.c
+++ b/drivers/mmc/host/pxamci.c
@@ -444,9 +444,9 @@ static int pxamci_probe(struct platform_device *pdev)
 	mmc->max_seg_size = PAGE_SIZE;
 
 	/*
-	 * Block length register is 10 bits.
+	 * Block length register is only 10 bits before PXA27x.
 	 */
-	mmc->max_blk_size = 1023;
+	mmc->max_blk_size = (cpu_is_pxa21x() || cpu_is_pxa25x()) ? 1023 : 2048;
 
 	/*
 	 * Block count register is 16 bits.