From 3ea4ea8a5594cb8b5781bfd06816993b0a3e90cf Mon Sep 17 00:00:00 2001 From: Jin Park Date: Mon, 10 Oct 2011 17:42:17 +0900 Subject: arm: tegra: cardhu: pm298: Correct min_uV for SD1 power rail Previously it is configured SD1 min_uV to 1.05V to avoid voltage under-shooting issue on SD1 power rail. But it doesn't need after safe voltage scaling step patch for max77663 regulator driver. Change-Id: I7e5380e0987a39dc9207235137d7e313f5ea077a Signed-off-by: Jin Park Reviewed-on: http://git-master/r/56962 Reviewed-by: Bharat Nihalani --- arch/arm/mach-tegra/board-cardhu-pm298-power-rails.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-tegra/board-cardhu-pm298-power-rails.c b/arch/arm/mach-tegra/board-cardhu-pm298-power-rails.c index 5cc96179fdc0..343c965b7b43 100644 --- a/arch/arm/mach-tegra/board-cardhu-pm298-power-rails.c +++ b/arch/arm/mach-tegra/board-cardhu-pm298-power-rails.c @@ -200,9 +200,7 @@ static struct max77663_regulator_fps_cfg max77663_fps_cfgs[] = { MAX77663_PDATA_INIT(sd0, 600000, 3387500, NULL, 1, 0, 0, 0, 0, -1, FPS_SRC_NONE, -1, -1, EN2_CTRL_SD0 | SD_FSRADE_DISABLE); -/* FIXME: MAX77663 Rev.3 has voltage undershooting issue when voltage scaling. - * To prevent system hang, SD1 min_uV was configured to 1050000. */ -MAX77663_PDATA_INIT(sd1, 1050000, 1587500, NULL, 1, 0, 0, +MAX77663_PDATA_INIT(sd1, 800000, 1587500, NULL, 1, 0, 0, 1, 1, -1, FPS_SRC_1, -1, -1, SD_FSRADE_DISABLE); MAX77663_PDATA_INIT(sd2, 600000, 3387500, NULL, 1, 0, 0, -- cgit v1.2.3