regulator: sy8824x: add SY20278 support

The differences between SY8824C and SY20278 are different regs
for mode/enable.

Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
Link: https://lore.kernel.org/r/20190827163830.2c94f29b@xhacker.debian
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/sy8824x.c b/drivers/regulator/sy8824x.c
index 9410c34..1a7fa48 100644 (file)
--- a/drivers/regulator/sy8824x.c
+++ b/drivers/regulator/sy8824x.c
@@ -180,6 +180,15 @@ static const struct sy8824_config sy20276_cfg = {
        .vsel_count = 128,
 };
 
+static const struct sy8824_config sy20278_cfg = {
+       .vol_reg = 0x00,
+       .mode_reg = 0x01,
+       .enable_reg = 0x01,
+       .vsel_min = 762500,
+       .vsel_step = 12500,
+       .vsel_count = 64,
+};
+
 static const struct of_device_id sy8824_dt_ids[] = {
        {
                .compatible = "silergy,sy8824c",
@@ -193,6 +202,10 @@ static const struct of_device_id sy8824_dt_ids[] = {
                .compatible = "silergy,sy20276",
                .data = &sy20276_cfg
        },
+       {
+               .compatible = "silergy,sy20278",
+               .data = &sy20278_cfg
+       },
        { }
 };
 MODULE_DEVICE_TABLE(of, sy8824_dt_ids);