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| author | Patrick Delaunay <patrick.delaunay@st.com> | 2020-09-10 18:18:17 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2020-10-23 13:33:07 -0400 |
| commit | a3b3c1d416f189620bab4ec43adaec1fe920bbc4 (patch) | |
| tree | 6804703d8ce640fb52fad4847fd9b5891192eccd | |
| parent | 2d69b0861811711a27ac535fd8a611a9cdb68d43 (diff) | |
| download | u-boot-a3b3c1d416f189620bab4ec43adaec1fe920bbc4.tar.gz u-boot-a3b3c1d416f189620bab4ec43adaec1fe920bbc4.tar.xz u-boot-a3b3c1d416f189620bab4ec43adaec1fe920bbc4.zip | |
power: regulator: gpio-regulator: Convert to use APIs which support live DT
Use ofnode_ or dev_ APIs instead of fdt_ and fdtdec_ APIs so that the
driver can support live DT.
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
| -rw-r--r-- | drivers/power/regulator/gpio-regulator.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/power/regulator/gpio-regulator.c b/drivers/power/regulator/gpio-regulator.c index 017a3644fe..28c9e222e2 100644 --- a/drivers/power/regulator/gpio-regulator.c +++ b/drivers/power/regulator/gpio-regulator.c @@ -18,8 +18,6 @@ #define GPIO_REGULATOR_MAX_STATES 2 -DECLARE_GLOBAL_DATA_PTR; - struct gpio_regulator_platdata { struct regulator_common_platdata common; struct gpio_desc gpio; /* GPIO for regulator voltage control */ @@ -32,8 +30,6 @@ static int gpio_regulator_ofdata_to_platdata(struct udevice *dev) struct dm_regulator_uclass_platdata *uc_pdata; struct gpio_regulator_platdata *dev_pdata; struct gpio_desc *gpio; - const void *blob = gd->fdt_blob; - int node = dev_of_offset(dev); int ret, count, i, j; u32 states_array[GPIO_REGULATOR_MAX_STATES * 2]; @@ -57,12 +53,20 @@ static int gpio_regulator_ofdata_to_platdata(struct udevice *dev) if (ret) debug("regulator gpio - not found! Error: %d", ret); - count = fdtdec_get_int_array_count(blob, node, "states", - states_array, - ARRAY_SIZE(states_array)); + ret = dev_read_size(dev, "states"); + if (ret < 0) + return ret; - if (!count) - return -EINVAL; + count = ret / sizeof(states_array[0]); + if (count > ARRAY_SIZE(states_array)) { + debug("regulator gpio - to many states (%d > %d)", + count / 2, GPIO_REGULATOR_MAX_STATES); + count = ARRAY_SIZE(states_array); + } + + ret = dev_read_u32_array(dev, "states", states_array, count); + if (ret < 0) + return ret; for (i = 0, j = 0; i < count; i += 2) { dev_pdata->voltages[j] = states_array[i]; |