From 69c573ca899dec2a58b9d5d3e45177f3be2eba18 Mon Sep 17 00:00:00 2001
From: Ye Li <ye.li@nxp.com>
Date: Fri, 3 Feb 2023 18:24:36 +0800
Subject: [PATCH] power: pmic: Add NXP PCA9451A PMIC support
PCA9451A uses similar BUCKs and LDO regulators as PCA9450B/C but
has LDO2 and LDO3 removed. So reuse pca9450 PMIC and regulator driver
and add new type for PCA9451A.
Signed-off-by: Ye Li <ye.li@nxp.com>
Reviewed-by: Marek Vasut <marex@denx.de>
---
drivers/power/pmic/pca9450.c | 1 +
drivers/power/regulator/pca9450.c | 11 ++++++++++-
include/power/pca9450.h | 1 +
3 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/power/pmic/pca9450.c b/drivers/power/pmic/pca9450.c
index 2427abfb7a..e99ece8fb0 100644
--- a/drivers/power/pmic/pca9450.c
+++ b/drivers/power/pmic/pca9450.c
@@ -120,6 +120,7 @@ static const struct udevice_id pca9450_ids[] = {
{ .compatible = "nxp,pca9450a", .data = NXP_CHIP_TYPE_PCA9450A, },
{ .compatible = "nxp,pca9450b", .data = NXP_CHIP_TYPE_PCA9450BC, },
{ .compatible = "nxp,pca9450c", .data = NXP_CHIP_TYPE_PCA9450BC, },
+ { .compatible = "nxp,pca9451a", .data = NXP_CHIP_TYPE_PCA9451A, },
{ }
};
diff --git a/drivers/power/regulator/pca9450.c b/drivers/power/regulator/pca9450.c
index fe1869397c..7ca20d1f7f 100644
--- a/drivers/power/regulator/pca9450.c
+++ b/drivers/power/regulator/pca9450.c
@@ -276,7 +276,8 @@ static int pca9450_regulator_probe(struct udevice *dev)
type = dev_get_driver_data(dev_get_parent(dev));
- if (type != NXP_CHIP_TYPE_PCA9450A && type != NXP_CHIP_TYPE_PCA9450BC) {
+ if (type != NXP_CHIP_TYPE_PCA9450A && type != NXP_CHIP_TYPE_PCA9450BC &&
+ type != NXP_CHIP_TYPE_PCA9451A) {
debug("Unknown PMIC type\n");
return -EINVAL;
}
@@ -291,6 +292,14 @@ static int pca9450_regulator_probe(struct udevice *dev)
continue;
}
+ /* PCA9451A uses BUCK3 in dual-phase and don't have LDO2 and LDO3 */
+ if (type == NXP_CHIP_TYPE_PCA9451A &&
+ (!strcmp(pca9450_reg_data[i].name, "BUCK3") ||
+ !strcmp(pca9450_reg_data[i].name, "LDO2") ||
+ !strcmp(pca9450_reg_data[i].name, "LDO3"))) {
+ continue;
+ }
+
*plat = pca9450_reg_data[i];
return 0;
diff --git a/include/power/pca9450.h b/include/power/pca9450.h
index 6efecee96c..b8219d535a 100644
--- a/include/power/pca9450.h
+++ b/include/power/pca9450.h
@@ -59,6 +59,7 @@ int power_pca9450_init(unsigned char bus, unsigned char addr);
enum {
NXP_CHIP_TYPE_PCA9450A = 0,
NXP_CHIP_TYPE_PCA9450BC,
+ NXP_CHIP_TYPE_PCA9451A,
NXP_CHIP_TYPE_AMOUNT
};
--
2.39.5