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| author | Chen-Yu Tsai <wens@csie.org> | 2016-01-12 14:42:37 +0800 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2016-01-26 16:20:05 +0100 |
| commit | 3517a27ddb1d12154e263a4f0bf91b4b76c21536 (patch) | |
| tree | adab661007148d024d556fb5d5eef791de3784e0 /drivers/power | |
| parent | c2caf65da5d15f8e21a4438104360caa8fbb6b7f (diff) | |
| download | u-boot-imx-3517a27ddb1d12154e263a4f0bf91b4b76c21536.zip u-boot-imx-3517a27ddb1d12154e263a4f0bf91b4b76c21536.tar.gz u-boot-imx-3517a27ddb1d12154e263a4f0bf91b4b76c21536.tar.bz2 | |
power: axp: merge separate DLDO functions into 1
Instead of one function for each DLDO regulator, make 1 function that
takes an extra "index". Since the control bits for the DLDO regulators
are contiguous, this makes the function very simple. This removes a lot
of duplicate code.
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/axp221.c | 88 |
1 files changed, 20 insertions, 68 deletions
diff --git a/drivers/power/axp221.c b/drivers/power/axp221.c index 8acadf0..cb1f88b 100644 --- a/drivers/power/axp221.c +++ b/drivers/power/axp221.c @@ -116,74 +116,6 @@ int axp_set_dcdc5(unsigned int mvolt) AXP221_OUTPUT_CTRL1_DCDC5_EN); } -int axp_set_dldo1(unsigned int mvolt) -{ - int ret; - u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100); - - if (mvolt == 0) - return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2, - AXP221_OUTPUT_CTRL2_DLDO1_EN); - - ret = pmic_bus_write(AXP221_DLDO1_CTRL, cfg); - if (ret) - return ret; - - return pmic_bus_setbits(AXP221_OUTPUT_CTRL2, - AXP221_OUTPUT_CTRL2_DLDO1_EN); -} - -int axp_set_dldo2(unsigned int mvolt) -{ - int ret; - u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100); - - if (mvolt == 0) - return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2, - AXP221_OUTPUT_CTRL2_DLDO2_EN); - - ret = pmic_bus_write(AXP221_DLDO2_CTRL, cfg); - if (ret) - return ret; - - return pmic_bus_setbits(AXP221_OUTPUT_CTRL2, - AXP221_OUTPUT_CTRL2_DLDO2_EN); -} - -int axp_set_dldo3(unsigned int mvolt) -{ - int ret; - u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100); - - if (mvolt == 0) - return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2, - AXP221_OUTPUT_CTRL2_DLDO3_EN); - - ret = pmic_bus_write(AXP221_DLDO3_CTRL, cfg); - if (ret) - return ret; - - return pmic_bus_setbits(AXP221_OUTPUT_CTRL2, - AXP221_OUTPUT_CTRL2_DLDO3_EN); -} - -int axp_set_dldo4(unsigned int mvolt) -{ - int ret; - u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100); - - if (mvolt == 0) - return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2, - AXP221_OUTPUT_CTRL2_DLDO4_EN); - - ret = pmic_bus_write(AXP221_DLDO4_CTRL, cfg); - if (ret) - return ret; - - return pmic_bus_setbits(AXP221_OUTPUT_CTRL2, - AXP221_OUTPUT_CTRL2_DLDO4_EN); -} - int axp_set_aldo1(unsigned int mvolt) { int ret; @@ -235,6 +167,26 @@ int axp_set_aldo3(unsigned int mvolt) AXP221_OUTPUT_CTRL3_ALDO3_EN); } +int axp_set_dldo(int dldo_num, unsigned int mvolt) +{ + u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100); + int ret; + + if (dldo_num < 1 || dldo_num > 4) + return -EINVAL; + + if (mvolt == 0) + return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2, + AXP221_OUTPUT_CTRL2_DLDO1_EN << (dldo_num - 1)); + + ret = pmic_bus_write(AXP221_DLDO1_CTRL + (dldo_num - 1), cfg); + if (ret) + return ret; + + return pmic_bus_setbits(AXP221_OUTPUT_CTRL2, + AXP221_OUTPUT_CTRL2_DLDO1_EN << (dldo_num - 1)); +} + int axp_set_eldo(int eldo_num, unsigned int mvolt) { int ret; |