mmc: tmio/sdhi: distinguish between SCLKDIVEN and ILL_FUNC

This bit has a different meaning in SDHI and original TMIO. Document
that and use the proper naming.

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/sh_mobile_sdhi.c b/drivers/mmc/host/sh_mobile_sdhi.c
index 3bf68b48aa6d3b345f8601ea792641810c63fbc4..f8ea3d1d6de3823a2c6a6ce15888811261fe7c52 100644 (file)
--- a/drivers/mmc/host/sh_mobile_sdhi.c
+++ b/drivers/mmc/host/sh_mobile_sdhi.c
@@ -244,7 +244,8 @@ static int sh_mobile_sdhi_wait_idle(struct tmio_mmc_host *host)
 {
        int timeout = 1000;
 
-       while (--timeout && !(sd_ctrl_read16(host, CTL_STATUS2) & (1 << 13)))
+       while (--timeout && !(sd_ctrl_read16_and_16_as_32(host, CTL_STATUS)
+                             & TMIO_STAT_SCLKDIVEN))
                udelay(1);
 
        if (!timeout) {

diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index 55f251fdb786230d5d9a7cbef40d12149c7a111e..8dd5ea4be0a371d76db9f23a299bd02838b6a91b 100644 (file)
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -70,7 +70,8 @@
 #define TMIO_STAT_DAT0         BIT(23) /* only known on R-Car so far */
 #define TMIO_STAT_RXRDY         BIT(24)
 #define TMIO_STAT_TXRQ          BIT(25)
-#define TMIO_STAT_ILL_FUNC      BIT(29)
+#define TMIO_STAT_ILL_FUNC      BIT(29) /* only when !TMIO_MMC_HAS_IDLE_WAIT */
+#define TMIO_STAT_SCLKDIVEN     BIT(29) /* only when TMIO_MMC_HAS_IDLE_WAIT */
 #define TMIO_STAT_CMD_BUSY      BIT(30)
 #define TMIO_STAT_ILL_ACCESS    BIT(31)
 

diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index 57d350744459683eac1ffc86f6b7bbdba2a0676b..95f22997f31a66997477b7a47181af11536af06d 100644 (file)
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -542,7 +542,7 @@ static void tmio_mmc_data_irq(struct tmio_mmc_host *host)
                 * waiting for one more interrupt fixes the problem.
                 */
                if (host->pdata->flags & TMIO_MMC_HAS_IDLE_WAIT) {
-                       if (status & TMIO_STAT_ILL_FUNC)
+                       if (status & TMIO_STAT_SCLKDIVEN)
                                done = true;
                } else {
                        if (!(status & TMIO_STAT_CMD_BUSY))