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authorSascha Hauer <s.hauer@pengutronix.de>2019-05-03 10:13:06 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2019-05-08 10:56:43 +0200
commitb7522c98780ec0a1858ab3a8c699bf97c1c689de (patch)
treef7a023228cf33d1c8c08f3446d89284a6d42b34b /drivers/mci
parent40b60e89130c36a83449285674d0004fe38ccd50 (diff)
downloadbarebox-b7522c98780ec0a1858ab3a8c699bf97c1c689de.tar.gz
barebox-b7522c98780ec0a1858ab3a8c699bf97c1c689de.tar.xz
mci: imx-esdhc-pbl: ls1046a: Set better divider values
MMC Frequency was set to something like 55MHz. This doesn't work for all SD cards. Set to 25MHz which is supported by all SD cards. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/mci')
-rw-r--r--drivers/mci/imx-esdhc-pbl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mci/imx-esdhc-pbl.c b/drivers/mci/imx-esdhc-pbl.c
index f7f8c3348d..2bfe5c2f37 100644
--- a/drivers/mci/imx-esdhc-pbl.c
+++ b/drivers/mci/imx-esdhc-pbl.c
@@ -445,7 +445,7 @@ int ls1046a_esdhc_start_image(unsigned long r0, unsigned long r1, unsigned long
*/
val = esdhc_read32(&esdhc, SDHCI_CLOCK_CONTROL__TIMEOUT_CONTROL__SOFTWARE_RESET);
val &= ~0x0000fff0;
- val |= (2 << 8) | (6 << 4);
+ val |= (8 << 8) | (3 << 4);
esdhc_write32(&esdhc, SDHCI_CLOCK_CONTROL__TIMEOUT_CONTROL__SOFTWARE_RESET, val);
esdhc_write32(&esdhc, ESDHC_DMA_SYSCTL, ESDHC_SYSCTL_DMA_SNOOP);