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authorSebastian Reichel <sebastian.reichel@collabora.com>2022-10-20 23:42:40 +0300
committerMark Brown <broonie@kernel.org>2022-11-28 16:04:40 +0300
commit647e57351f8ebc37d8e12cbc0f4bf7471754a0cc (patch)
tree32dc6d8adc385fa0aeebc3afc4119dca66a72b11 /drivers/regulator/rk808-regulator.c
parent0b21b4dc9a2204fba599a248f5c7ed7822f56154 (diff)
downloadlinux-647e57351f8ebc37d8e12cbc0f4bf7471754a0cc.tar.xz
regulator: rk808: reduce 'struct rk808' usage
Reduce usage of 'struct rk808' (driver data of the parent MFD), so that only the chip variant field is still being accessed directly. This allows restructuring the MFD driver to support SPI based PMICs. Acked-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com> Link: https://lore.kernel.org/r/20221020204251.108565-3-sebastian.reichel@collabora.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator/rk808-regulator.c')
-rw-r--r--drivers/regulator/rk808-regulator.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/regulator/rk808-regulator.c b/drivers/regulator/rk808-regulator.c
index 127dc2e2e690..ce9c64cadeba 100644
--- a/drivers/regulator/rk808-regulator.c
+++ b/drivers/regulator/rk808-regulator.c
@@ -14,7 +14,6 @@
#include <linux/delay.h>
#include <linux/gpio.h>
-#include <linux/i2c.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/of_gpio.h>
@@ -1286,19 +1285,23 @@ dt_parse_end:
static int rk808_regulator_probe(struct platform_device *pdev)
{
struct rk808 *rk808 = dev_get_drvdata(pdev->dev.parent);
- struct i2c_client *client = rk808->i2c;
struct regulator_config config = {};
struct regulator_dev *rk808_rdev;
struct rk808_regulator_data *pdata;
const struct regulator_desc *regulators;
+ struct regmap *regmap;
int ret, i, nregulators;
+ regmap = dev_get_regmap(pdev->dev.parent, NULL);
+ if (!regmap)
+ return -ENODEV;
+
pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;
- ret = rk808_regulator_dt_parse_pdata(&pdev->dev, &client->dev,
- rk808->regmap, pdata);
+ ret = rk808_regulator_dt_parse_pdata(&pdev->dev, pdev->dev.parent,
+ regmap, pdata);
if (ret < 0)
return ret;
@@ -1326,21 +1329,22 @@ static int rk808_regulator_probe(struct platform_device *pdev)
nregulators = RK818_NUM_REGULATORS;
break;
default:
- dev_err(&client->dev, "unsupported RK8XX ID %lu\n",
+ dev_err(&pdev->dev, "unsupported RK8XX ID %lu\n",
rk808->variant);
return -EINVAL;
}
- config.dev = &client->dev;
+ config.dev = &pdev->dev;
+ config.dev->of_node = pdev->dev.parent->of_node;
config.driver_data = pdata;
- config.regmap = rk808->regmap;
+ config.regmap = regmap;
/* Instantiate the regulators */
for (i = 0; i < nregulators; i++) {
rk808_rdev = devm_regulator_register(&pdev->dev,
&regulators[i], &config);
if (IS_ERR(rk808_rdev)) {
- dev_err(&client->dev,
+ dev_err(&pdev->dev,
"failed to register %d regulator\n", i);
return PTR_ERR(rk808_rdev);
}