From a0f97610757d6370fc58849032b36a94b4167fdc Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 28 Oct 2013 12:29:30 +0100 Subject: 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 Cc: Stefano Babic Cc: Fabio Estevam --- arch/arm/cpu/arm926ejs/mxs/spl_power_init.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/arm/cpu') 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(); } /** -- cgit v1.1