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From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 2/3] ARM i.MX53: Adjust MMC clock frequencies to 200MHz
Date: Mon,  5 Dec 2011 09:57:56 +0100	[thread overview]
Message-ID: <1323075477-28567-3-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1323075477-28567-1-git-send-email-s.hauer@pengutronix.de>

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 arch/arm/mach-imx/imx53.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-imx/imx53.c b/arch/arm/mach-imx/imx53.c
index 7f3c5ba..64bec86 100644
--- a/arch/arm/mach-imx/imx53.c
+++ b/arch/arm/mach-imx/imx53.c
@@ -173,6 +173,15 @@ int mx53_init_lowlevel(void)
 	r = readl(ccm + MX5_CCM_CSCDR1);
 	r &= ~0x3f;
 	r |= 0x0a;
+
+	r &= ~MX5_CCM_CSCDR1_ESDHC1_MSHC1_CLK_PRED_MASK;
+	r &= ~MX5_CCM_CSCDR1_ESDHC1_MSHC1_CLK_PODF_MASK;
+	r |= 1 << MX5_CCM_CSCDR1_ESDHC1_MSHC1_CLK_PRED_OFFSET;
+
+	r &= ~MX5_CCM_CSCDR1_ESDHC3_MX53_CLK_PRED_MASK;
+	r &= ~MX5_CCM_CSCDR1_ESDHC3_MX53_CLK_PODF_MASK;
+	r |= 1 << MX5_CCM_CSCDR1_ESDHC3_MX53_CLK_PODF_OFFSET;
+
 	writel(r, ccm + MX5_CCM_CSCDR1);
 
 	/* Restore the default values in the Gate registers */
-- 
1.7.7.3


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  parent reply	other threads:[~2011-12-05  8:58 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-05  8:57 [PATCH] i.MX53 sdhc Sascha Hauer
2011-12-05  8:57 ` [PATCH 1/3] mci imx esdhc: enable i.MX53 fix for i.MX51 aswell Sascha Hauer
2011-12-05  8:57 ` Sascha Hauer [this message]
2011-12-05  8:57 ` [PATCH 3/3] mci imx-esdhc: do not overwrite probed host caps Sascha Hauer

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