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mmc: mmci: Set actual clock for debug purpose

Message ID 1368454719-16420-1-git-send-email-ulf.hansson@stericsson.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ulf Hansson May 13, 2013, 2:18 p.m. UTC 
From: Ulf Hansson <ulf.hansson@linaro.org>

Update cclk to the acutal used value and copy it to the actual_clock
variable in the mmc host for debug purpose.

Signed-off-by: Fredrik Soderstedt <fredrik.soderstedt@stericsson.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---
 drivers/mmc/host/mmci.c |    6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index f4f3038..1170c9c 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -196,6 +196,9 @@  static void mmci_set_clkreg(struct mmci_host *host, unsigned int desired)
 	struct variant_data *variant = host->variant;
 	u32 clk = variant->clkreg;
 
+	/* Make sure cclk reflects the current calculated clock */
+	host->cclk = 0;
+
 	if (desired) {
 		if (desired >= host->mclk) {
 			clk = MCI_CLK_BYPASS;
@@ -230,6 +233,9 @@  static void mmci_set_clkreg(struct mmci_host *host, unsigned int desired)
 		/* clk |= MCI_CLK_PWRSAVE; */
 	}
 
+	/* Set actual clock for debug */
+	host->mmc->actual_clock = host->cclk;
+
 	if (host->mmc->ios.bus_width == MMC_BUS_WIDTH_4)
 		clk |= MCI_4BIT_BUS;
 	if (host->mmc->ios.bus_width == MMC_BUS_WIDTH_8)