mfd: axp20x: Support AXP806 in I2C mode

The Pine64 H64 board uses an AXP806 PMIC in I2C and self-working mode.
The H64 SoC does not have the usual RSB controller.

This patch adds AXP806 to the list of devices supported in I2C mode.
In theory, all RSB-based PMICs can also be used in I2C mode.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Reviewed-by: Icenowy Zheng <icenowy@aosc.io>
Tested-by: Icenowy Zheng <icenowy@aosc.io>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/drivers/mfd/axp20x-i2c.c b/drivers/mfd/axp20x-i2c.c
index d35a5fe..a7b7c54 100644 (file)
--- a/drivers/mfd/axp20x-i2c.c
+++ b/drivers/mfd/axp20x-i2c.c
@@ -65,6 +65,7 @@ static const struct of_device_id axp20x_i2c_of_match[] = {
        { .compatible = "x-powers,axp202", .data = (void *)AXP202_ID },
        { .compatible = "x-powers,axp209", .data = (void *)AXP209_ID },
        { .compatible = "x-powers,axp221", .data = (void *)AXP221_ID },
+       { .compatible = "x-powers,axp806", .data = (void *)AXP806_ID },
        { },
 };
 MODULE_DEVICE_TABLE(of, axp20x_i2c_of_match);
@@ -74,6 +75,7 @@ static const struct i2c_device_id axp20x_i2c_id[] = {
        { "axp202", 0 },
        { "axp209", 0 },
        { "axp221", 0 },
+       { "axp806", 0 },
        { },
 };
 MODULE_DEVICE_TABLE(i2c, axp20x_i2c_id);