From 84da8889ab7efc569c9d44516b95292c268bcb16 Mon Sep 17 00:00:00 2001 From: Ryan Zhang Date: Mon, 11 Jan 2016 10:37:29 +0800 Subject: Lars: Update PMIC settings To increase input voltage in PMIC BUG=chrome-os-partner:49222 BRANCH=lars TEST=`make -j BOARD=lars`, OS start normally. Signed-off-by: Ryan Zhang Change-Id: I8c4565191374c741dfdf9a078e0da4124731c4ea Reviewed-on: https://chromium-review.googlesource.com/320505 Commit-Ready: Ryan Zhang Tested-by: Ryan Zhang Reviewed-by: Shawn N --- board/lars/board.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/board/lars/board.c b/board/lars/board.c index c747ae4d73..0bad201b47 100644 --- a/board/lars/board.c +++ b/board/lars/board.c @@ -403,6 +403,16 @@ static void board_pmic_init(void) if (ret) goto pmic_error; + /* + * Increase Voltage + * [7:0] : 0x2a default + * [5:4] : 10b default + * [5:4] : 01b 5.1V (0x1a) + */ + ret = I2C_PMIC_WRITE(TPS650830_REG_V5ADS3CNT, 0x1a); + if (ret) + goto pmic_error; + CPRINTS("PMIC initialization done"); return; -- cgit v1.2.1