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| author | Marek Vasut <marex@denx.de> | 2013-10-28 12:29:30 +0100 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2013-10-31 17:54:23 +0100 |
| commit | a0f97610757d6370fc58849032b36a94b4167fdc (patch) | |
| tree | 65ab9a99b03ba5de7579bce0b731e0fb929ff909 | |
| parent | 0029bc47ad7bb2e61121335052fed88b0be1824d (diff) | |
| download | u-boot-imx-a0f97610757d6370fc58849032b36a94b4167fdc.zip u-boot-imx-a0f97610757d6370fc58849032b36a94b4167fdc.tar.gz u-boot-imx-a0f97610757d6370fc58849032b36a94b4167fdc.tar.bz2 | |
ARM: mxs: Enable DCDC converter for battery boot
In case the board detected sufficient voltage for battery boot,
make sure the DCDC converter is ON and the board is not running
only from linregs, otherwise an instability will be observed.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
| -rw-r--r-- | arch/arm/cpu/arm926ejs/mxs/spl_power_init.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c b/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c index 8ea45be..d25019a 100644 --- a/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c +++ b/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c @@ -654,6 +654,8 @@ static void mxs_batt_boot(void) clrsetbits_le32(&power_regs->hw_power_5vctrl, POWER_5VCTRL_CHARGE_4P2_ILIMIT_MASK, 0x8 << POWER_5VCTRL_CHARGE_4P2_ILIMIT_OFFSET); + + mxs_power_enable_4p2(); } /** |