diff options
| -rw-r--r-- | drivers/power/pmic/pca9450.c | 11 | ||||
| -rw-r--r-- | include/power/pca9450.h | 4 |
2 files changed, 14 insertions, 1 deletions
diff --git a/drivers/power/pmic/pca9450.c b/drivers/power/pmic/pca9450.c index a186edc08d..2427abfb7a 100644 --- a/drivers/power/pmic/pca9450.c +++ b/drivers/power/pmic/pca9450.c @@ -86,6 +86,7 @@ static int pca9450_bind(struct udevice *dev) static int pca9450_probe(struct udevice *dev) { struct pca9450_priv *priv = dev_get_priv(dev); + unsigned int reset_ctrl; int ret = 0; if (CONFIG_IS_ENABLED(DM_GPIO) && CONFIG_IS_ENABLED(DM_REGULATOR_PCA9450)) { @@ -95,10 +96,18 @@ static int pca9450_probe(struct udevice *dev) if (IS_ERR(priv->sd_vsel_gpio)) { ret = PTR_ERR(priv->sd_vsel_gpio); dev_err(dev, "Failed to request SD_VSEL GPIO: %d\n", ret); + if (ret) + return ret; } } - return ret; + if (ofnode_read_bool(dev_ofnode(dev), "nxp,wdog_b-warm-reset")) + reset_ctrl = PCA9450_PMIC_RESET_WDOG_B_CFG_WARM; + else + reset_ctrl = PCA9450_PMIC_RESET_WDOG_B_CFG_COLD_LDO12; + + return pmic_clrsetbits(dev, PCA9450_RESET_CTRL, + PCA9450_PMIC_RESET_WDOG_B_CFG_MASK, reset_ctrl); } static struct dm_pmic_ops pca9450_ops = { diff --git a/include/power/pca9450.h b/include/power/pca9450.h index fa0405fcb8..6efecee96c 100644 --- a/include/power/pca9450.h +++ b/include/power/pca9450.h @@ -67,4 +67,8 @@ enum { #define PCA9450_LDO34_MASK 0x1f #define PCA9450_LDO5_MASK 0x0f +#define PCA9450_PMIC_RESET_WDOG_B_CFG_MASK 0xc0 +#define PCA9450_PMIC_RESET_WDOG_B_CFG_WARM 0x40 +#define PCA9450_PMIC_RESET_WDOG_B_CFG_COLD_LDO12 0x80 + #endif |