diff options
| author | Koro Chen <koro.chen@mediatek.com> | 2015-07-31 17:11:04 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2016-01-22 19:37:33 +0100 |
| commit | 64a6b9229a73a0577d7c738763d2d77d91bc0c49 (patch) | |
| tree | a0f3f90c96a2d0819f5985281a1d395ea3716308 /src/soc/mediatek/mt8173/mt6391.c | |
| parent | 5d7c38ffa93b9713796bbccbf9c29cbacc1732d6 (diff) | |
| download | coreboot-64a6b9229a73a0577d7c738763d2d77d91bc0c49.tar.xz | |
mediatek/mt8173: configure audio
BRANCH=none
BUG=none
TEST=build and verified pass on oak board
Change-Id: I2680f6b87614362dffb27490bdeedf7125006c3f
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: bc2bb9f5b461ec848df8aba07940b895401004f8
Original-Change-Id: I848468cec04a36659fbb4b898dff9368305d72ac
Original-Signed-off-by: Koro Chen <koro.chen@mediatek.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/292683
Original-Commit-Ready: Yidi Lin <yidi.lin@mediatek.com>
Original-Tested-by: Yidi Lin <yidi.lin@mediatek.com>
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/13091
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/soc/mediatek/mt8173/mt6391.c')
| -rw-r--r-- | src/soc/mediatek/mt8173/mt6391.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/soc/mediatek/mt8173/mt6391.c b/src/soc/mediatek/mt8173/mt6391.c index 09f14a1597..21ce7ea6fe 100644 --- a/src/soc/mediatek/mt8173/mt6391.c +++ b/src/soc/mediatek/mt8173/mt6391.c @@ -59,6 +59,19 @@ void mt6391_write(u16 reg, u16 val, u32 mask, u32 shift) return; } +static void mt6391_configure_vcama(enum ldo_voltage vsel) +{ + /* 2'b00: 1.5V + * 2'b01: 1.8V + * 2'b10: 2.5V + * 2'b11: 2.8V + */ + mt6391_write(PMIC_RG_ANALDO_CON6, vsel - 2, PMIC_RG_VCAMA_VOSEL_MASK, + PMIC_RG_VCAMA_VOSEL_SHIFT); + mt6391_write(PMIC_RG_ANALDO_CON2, 1, PMIC_RG_VCAMA_EN_MASK, + PMIC_RG_VCAMA_EN_SHIFT); +} + void mt6391_configure_ldo(enum ldo_power ldo, enum ldo_voltage vsel) { u16 addr; @@ -78,6 +91,10 @@ void mt6391_configure_ldo(enum ldo_power ldo, enum ldo_voltage vsel) if (vsel == LDO_2P0) vsel = 7; break; + case LDO_VCAMA: + assert(vsel > LDO_1P3 && vsel < LDO_3P0); + mt6391_configure_vcama(vsel); + return; default: break; } |