mfd: sec-core: Add support for the Samsung s2dos05

S2DOS05 is a panel/touchscreen PMIC, often found in
Samsung phones. We define regulator sub-device for which driver will
be added in subsequent patch. The device also has ADC for power and
current measurements.

Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20240617-starqltechn_integration_upstream-v5-2-ea1109029ba5@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>

diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
index a6b0d7300b2d387694d13534ffa6fe09ce606de2..cdfe738e1d76e63145e5888da1cecc122fbc3737 100644 (file)
--- a/drivers/mfd/sec-core.c
+++ b/drivers/mfd/sec-core.c
@@ -34,6 +34,10 @@ static const struct mfd_cell s5m8767_devs[] = {
        },
 };
 
+static const struct mfd_cell s2dos05_devs[] = {
+       { .name = "s2dos05-regulator", },
+};
+
 static const struct mfd_cell s2mps11_devs[] = {
        { .name = "s2mps11-regulator", },
        { .name = "s2mps14-rtc", },
@@ -83,6 +87,9 @@ static const struct of_device_id sec_dt_match[] = {
        {
                .compatible = "samsung,s5m8767-pmic",
                .data = (void *)S5M8767X,
+       }, {
+               .compatible = "samsung,s2dos05",
+               .data = (void *)S2DOS05,
        }, {
                .compatible = "samsung,s2mps11-pmic",
                .data = (void *)S2MPS11X,
@@ -339,6 +346,10 @@ static int sec_pmic_probe(struct i2c_client *i2c)
                sec_devs = s5m8767_devs;
                num_sec_devs = ARRAY_SIZE(s5m8767_devs);
                break;
+       case S2DOS05:
+               sec_devs = s2dos05_devs;
+               num_sec_devs = ARRAY_SIZE(s2dos05_devs);
+               break;
        case S2MPA01:
                sec_devs = s2mpa01_devs;
                num_sec_devs = ARRAY_SIZE(s2mpa01_devs);

diff --git a/include/linux/mfd/samsung/core.h b/include/linux/mfd/samsung/core.h
index a212b9f72bc9ff5a5dfa86a1c6feddb0dcd24bff..750274d41fc06b0411dbfea6d5efa6092214100d 100644 (file)
--- a/include/linux/mfd/samsung/core.h
+++ b/include/linux/mfd/samsung/core.h
@@ -37,6 +37,7 @@ struct gpio_desc;
 
 enum sec_device_type {
        S5M8767X,
+       S2DOS05,
        S2MPA01,
        S2MPS11X,
        S2MPS13X,