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mfd: sprd: Populate sub-devices defined in DT 

SC27XX-SPI added subdevices according to a pre-defined mfd_cell array,
no matter these devices were really included on board. In this patch,
switch to use devm_of_platform_populate() for adding sub-devices which
are defined in devicetree.

Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Chunyan Zhang 2020-06-19 17:09:14 +08:00 committed by Lee Jones
parent bf9367a156
commit c61e165822
1 changed files with 3 additions and 72 deletions
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75
drivers/mfd/sprd-sc27xx-spi.c
View File

@ -8,6 +8,7 @@
#include <linux/module.h>
#include <linux/mfd/core.h>
#include <linux/of_device.h>
#include <linux/of_platform.h>
#include <linux/regmap.h>
#include <linux/spi/spi.h>
#include <uapi/linux/usb/charger.h>
@ -93,73 +94,6 @@ enum usb_charger_type sprd_pmic_detect_charger_type(struct device *dev)
}
EXPORT_SYMBOL_GPL(sprd_pmic_detect_charger_type);
static const struct mfd_cell sprd_pmic_devs[] = {
{
.name = "sc27xx-wdt",
.of_compatible = "sprd,sc2731-wdt",
}, {
.name = "sc27xx-rtc",
.of_compatible = "sprd,sc2731-rtc",
}, {
.name = "sc27xx-charger",
.of_compatible = "sprd,sc2731-charger",
}, {
.name = "sc27xx-chg-timer",
.of_compatible = "sprd,sc2731-chg-timer",
}, {
.name = "sc27xx-fast-chg",
.of_compatible = "sprd,sc2731-fast-chg",
}, {
.name = "sc27xx-chg-wdt",
.of_compatible = "sprd,sc2731-chg-wdt",
}, {
.name = "sc27xx-typec",
.of_compatible = "sprd,sc2731-typec",
}, {
.name = "sc27xx-flash",
.of_compatible = "sprd,sc2731-flash",
}, {
.name = "sc27xx-eic",
.of_compatible = "sprd,sc2731-eic",
}, {
.name = "sc27xx-efuse",
.of_compatible = "sprd,sc2731-efuse",
}, {
.name = "sc27xx-thermal",
.of_compatible = "sprd,sc2731-thermal",
}, {
.name = "sc27xx-adc",
.of_compatible = "sprd,sc2731-adc",
}, {
.name = "sc27xx-audio-codec",
.of_compatible = "sprd,sc2731-audio-codec",
}, {
.name = "sc27xx-regulator",
.of_compatible = "sprd,sc2731-regulator",
}, {
.name = "sc27xx-vibrator",
.of_compatible = "sprd,sc2731-vibrator",
}, {
.name = "sc27xx-keypad-led",
.of_compatible = "sprd,sc2731-keypad-led",
}, {
.name = "sc27xx-bltc",
.of_compatible = "sprd,sc2731-bltc",
}, {
.name = "sc27xx-fgu",
.of_compatible = "sprd,sc2731-fgu",
}, {
.name = "sc27xx-7sreset",
.of_compatible = "sprd,sc2731-7sreset",
}, {
.name = "sc27xx-poweroff",
.of_compatible = "sprd,sc2731-poweroff",
}, {
.name = "sc27xx-syscon",
.of_compatible = "sprd,sc2731-syscon",
},
};
static int sprd_pmic_spi_write(void *context, const void *data, size_t count)
{
struct device *dev = context;
@ -263,12 +197,9 @@ static int sprd_pmic_probe(struct spi_device *spi)
return ret;
}
ret = devm_mfd_add_devices(&spi->dev, PLATFORM_DEVID_AUTO,
sprd_pmic_devs, ARRAY_SIZE(sprd_pmic_devs),
NULL, 0,
regmap_irq_get_domain(ddata->irq_data));
ret = devm_of_platform_populate(&spi->dev);
if (ret) {
dev_err(&spi->dev, "Failed to register device %d\n", ret);
dev_err(&spi->dev, "Failed to populate sub-devices %d\n", ret);
return ret;
}