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authorLee Jones <lee@kernel.org>2023-08-18 23:47:03 +0300
committerLee Jones <lee@kernel.org>2023-08-18 23:47:03 +0300
commit2ccfad1c2be781f3695f213de740a26d3e6913a3 (patch)
treefc3d86dcbe3d358f5b2146a95cbc59cbb9a12763
parentd5282a53929791071b17dde3eed52e40f76b101c (diff)
parentc01467355f8eb126cab0ef28b66bb506fe6a2e21 (diff)
downloadlinux-2ccfad1c2be781f3695f213de740a26d3e6913a3.tar.xz
Merge tags 'ib-mfd-pinctrl-soundwire-v6.6' and 'ib-mfd-regulator-v6.6' into ibs-for-mfd-merged
Immutable branch between MFD, Pinctrl and soundwire due for the v6.6 merge window Immutable branch between MFD and Regulator due for the v6.6 merge window
-rw-r--r--drivers/mfd/tps65086.c17
-rw-r--r--include/linux/mfd/tps65086.h20
2 files changed, 26 insertions, 11 deletions
diff --git a/drivers/mfd/tps65086.c b/drivers/mfd/tps65086.c
index 6a21000aad4a..9bb7d7d8dcfc 100644
--- a/drivers/mfd/tps65086.c
+++ b/drivers/mfd/tps65086.c
@@ -81,16 +81,23 @@ static int tps65086_probe(struct i2c_client *client)
return PTR_ERR(tps->regmap);
}
- ret = regmap_read(tps->regmap, TPS65086_DEVICEID, &version);
+ /* Store device ID to load regulator configuration that fit to IC variant */
+ ret = regmap_read(tps->regmap, TPS65086_DEVICEID1, &tps->chip_id);
if (ret) {
- dev_err(tps->dev, "Failed to read revision register\n");
+ dev_err(tps->dev, "Failed to read revision register 1\n");
+ return ret;
+ }
+
+ ret = regmap_read(tps->regmap, TPS65086_DEVICEID2, &version);
+ if (ret) {
+ dev_err(tps->dev, "Failed to read revision register 2\n");
return ret;
}
dev_info(tps->dev, "Device: TPS65086%01lX, OTP: %c, Rev: %ld\n",
- (version & TPS65086_DEVICEID_PART_MASK),
- (char)((version & TPS65086_DEVICEID_OTP_MASK) >> 4) + 'A',
- (version & TPS65086_DEVICEID_REV_MASK) >> 6);
+ (version & TPS65086_DEVICEID2_PART_MASK),
+ (char)((version & TPS65086_DEVICEID2_OTP_MASK) >> 4) + 'A',
+ (version & TPS65086_DEVICEID2_REV_MASK) >> 6);
if (tps->irq > 0) {
ret = regmap_add_irq_chip(tps->regmap, tps->irq, IRQF_ONESHOT, 0,
diff --git a/include/linux/mfd/tps65086.h b/include/linux/mfd/tps65086.h
index 16f87cccc003..87e590de6ca5 100644
--- a/include/linux/mfd/tps65086.h
+++ b/include/linux/mfd/tps65086.h
@@ -13,8 +13,9 @@
#include <linux/regmap.h>
/* List of registers for TPS65086 */
-#define TPS65086_DEVICEID 0x01
-#define TPS65086_IRQ 0x02
+#define TPS65086_DEVICEID1 0x00
+#define TPS65086_DEVICEID2 0x01
+#define TPS65086_IRQ 0x02
#define TPS65086_IRQ_MASK 0x03
#define TPS65086_PMICSTAT 0x04
#define TPS65086_SHUTDNSRC 0x05
@@ -75,10 +76,16 @@
#define TPS65086_IRQ_SHUTDN_MASK BIT(3)
#define TPS65086_IRQ_FAULT_MASK BIT(7)
-/* DEVICEID Register field definitions */
-#define TPS65086_DEVICEID_PART_MASK GENMASK(3, 0)
-#define TPS65086_DEVICEID_OTP_MASK GENMASK(5, 4)
-#define TPS65086_DEVICEID_REV_MASK GENMASK(7, 6)
+/* DEVICEID1 Register field definitions */
+#define TPS6508640_ID 0x00
+#define TPS65086401_ID 0x01
+#define TPS6508641_ID 0x10
+#define TPS65086470_ID 0x70
+
+/* DEVICEID2 Register field definitions */
+#define TPS65086_DEVICEID2_PART_MASK GENMASK(3, 0)
+#define TPS65086_DEVICEID2_OTP_MASK GENMASK(5, 4)
+#define TPS65086_DEVICEID2_REV_MASK GENMASK(7, 6)
/* VID Masks */
#define BUCK_VID_MASK GENMASK(7, 1)
@@ -100,6 +107,7 @@ enum tps65086_irqs {
struct tps65086 {
struct device *dev;
struct regmap *regmap;
+ unsigned int chip_id;
/* IRQ Data */
int irq;