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Message-Id: <1244139157-16404-7-git-send-email-philipp.zabel@gmail.com>
Date:	Thu,  4 Jun 2009 20:12:36 +0200
From:	Philipp Zabel <philipp.zabel@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Ian Molton <ian@...menth.co.uk>, Pierre Ossman <pierre@...man.eu>,
	Philipp Zabel <philipp.zabel@...il.com>
Subject: [PATCH 6/7] mmc: tmio_mmc: fix SDCLK divider setting

Except for the SDCLK = HCLK (divider bypassed) case, the clock
setting resulted in double the requested frequency.
The smallest possible frequency (f_max/512) is configured with
a divider setting 0x80, not 0x40.

Signed-off-by: Philipp Zabel <philipp.zabel@...il.com>
---
 drivers/mmc/host/tmio_mmc.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c
index fe6d2b6..9f6e180 100644
--- a/drivers/mmc/host/tmio_mmc.c
+++ b/drivers/mmc/host/tmio_mmc.c
@@ -44,10 +44,10 @@ static void tmio_mmc_set_clock(struct tmio_mmc_host *host, int new_clock)
 			clock <<= 1;
 			clk >>= 1;
 		}
-		if (clk & 0x1)
-			clk = 0x20000;
+		if (clk == 0)
+			clk = 0x8000 << 1;
 
-		clk >>= 2;
+		clk >>= 1;
 		sd_config_write8(host, CNF_SD_CLK_MODE, (clk & 0x8000) ? 0 : 1);
 		clk |= 0x100;
 	}
-- 
1.6.3.1

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