After Reset VMMC goes to default VSEL. This is not a clean power cycle for some SD cards. Set flag WR_S for VMMC to avoid going to default VSEL.
Signed-off-by: Jan Weitzel <[email protected]> --- drivers/mci/twl6030.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/mci/twl6030.c b/drivers/mci/twl6030.c index 4a875bd..ad1043d 100644 --- a/drivers/mci/twl6030.c +++ b/drivers/mci/twl6030.c @@ -21,6 +21,7 @@ static int twl6030_mci_write(u8 address, u8 data) void twl6030_mci_power_init(void) { twl6030_mci_write(TWL6030_PMCS_VMMC_CFG_VOLTAGE, + TWL6030_VMMC_WR_S | TWL6030_VMMC_VSEL_0 | TWL6030_VMMC_VSEL_2 | TWL6030_VMMC_VSEL_4); twl6030_mci_write(TWL6030_PMCS_VMMC_CFG_STATE, -- 1.7.0.4 _______________________________________________ barebox mailing list [email protected] http://lists.infradead.org/mailman/listinfo/barebox
