diff options
author | Keerthy <j-keerthy@ti.com> | 2019-06-12 20:16:20 +0530 |
---|---|---|
committer | Lee Jones <lee.jones@linaro.org> | 2019-06-17 08:00:24 +0100 |
commit | 7ee63bd74750a2c6fac31805ca0ac67f2522bfa5 (patch) | |
tree | 937e6ffe3d3e124abe600a8633dc5c9ebc4234c4 /drivers/regulator | |
parent | 013e868bc9465452c7b667830712ab57de236d08 (diff) | |
download | linux-7ee63bd74750a2c6fac31805ca0ac67f2522bfa5.tar.bz2 |
regulator: lp87565: Add 4-phase lp87561 regulator support
The LP8756x family has a single output 4-phase regulator
configuration. Add support for the same. The control
lies in the master buck which is buck0 for 4-phase
configuration. Enable/disable/voltage set happen via
buck0 registers.
Data Sheet: https://www.ti.com/lit/ds/symlink/lp87561-q1.pdf
Signed-off-by: Keerthy <j-keerthy@ti.com>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/regulator')
-rw-r--r-- | drivers/regulator/lp87565-regulator.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/regulator/lp87565-regulator.c b/drivers/regulator/lp87565-regulator.c index 81eb4b890c0c..af00d1ffcf33 100644 --- a/drivers/regulator/lp87565-regulator.c +++ b/drivers/regulator/lp87565-regulator.c @@ -153,6 +153,12 @@ static const struct lp87565_regulator regulators[] = { LP87565_REG_BUCK2_CTRL_1, LP87565_BUCK_CTRL_1_EN, 3230, buck0_1_2_3_ranges, LP87565_REG_BUCK2_CTRL_2), + LP87565_REGULATOR("BUCK3210", LP87565_BUCK_3210, "buck3210", + lp87565_buck_ops, 256, LP87565_REG_BUCK0_VOUT, + LP87565_BUCK_VSET, LP87565_REG_BUCK0_CTRL_1, + LP87565_BUCK_CTRL_1_EN | + LP87565_BUCK_CTRL_1_FPWM_MP_0_2, 3230, + buck0_1_2_3_ranges, LP87565_REG_BUCK0_CTRL_2), }; static int lp87565_regulator_probe(struct platform_device *pdev) @@ -169,9 +175,18 @@ static int lp87565_regulator_probe(struct platform_device *pdev) config.driver_data = lp87565; config.regmap = lp87565->regmap; - if (lp87565->dev_type == LP87565_DEVICE_TYPE_LP87565_Q1) { + switch (lp87565->dev_type) { + case LP87565_DEVICE_TYPE_LP87565_Q1: min_idx = LP87565_BUCK_10; max_idx = LP87565_BUCK_23; + break; + case LP87565_DEVICE_TYPE_LP87561_Q1: + min_idx = LP87565_BUCK_3210; + max_idx = LP87565_BUCK_3210; + default: + dev_err(lp87565->dev, "Invalid lp config %d\n", + lp87565->dev_type); + return -EINVAL; } for (i = min_idx; i <= max_idx; i++) { |