From: Wolfram Sang <wsa+renesas@sang-engineering.com>
Date: Wed, 27 Apr 2016 16:51:27 +0000 (+0200)
Subject: mmc: tmio: document CTL_STATUS handling
X-Git-Tag: v4.7-rc1~172^2~23
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=184adf202bca05ca34380cb53b349307aede7ef3;p=karo-tx-linux.git

mmc: tmio: document CTL_STATUS handling

Now that reading CTL_STATUS is consistent, we can remove CTL_STATUS2 and
document how this is handled internally.

Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---

diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index 8dd5ea4be0a3..1aac2ad8edf2 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -30,8 +30,9 @@
 #define CTL_STOP_INTERNAL_ACTION 0x08
 #define CTL_XFER_BLK_COUNT 0xa
 #define CTL_RESPONSE 0x0c
+/* driver merges STATUS and following STATUS2 */
 #define CTL_STATUS 0x1c
-#define CTL_STATUS2 0x1e
+/* driver merges IRQ_MASK and following IRQ_MASK2 */
 #define CTL_IRQ_MASK 0x20
 #define CTL_SD_CARD_CLK_CTL 0x24
 #define CTL_SD_XFER_LEN 0x26