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sysreset: implement PALMAS sysreset functions

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PALMAS PMIC family has embedded poweroff function used by some
device to initiane device power off. Implement it as sysreset
driver.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
This commit is contained in:
Svyatoslav Ryhel
2023-10-24 10:49:08 +03:00
committed by Tom Rini
parent 8b8a00eaf4
commit 4afdc7a3c6
5 changed files with 102 additions and 2 deletions
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11
include/power/palmas.h
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@@ -2,6 +2,10 @@
#define TPS659038 0x1
#define TPS65917 0x2
struct palmas_priv {
struct udevice *chip2;
};
/* I2C device address for pmic palmas */
#define PALMAS_I2C_ADDR (0x12 >> 1)
#define PALMAS_LDO_NUM 11
@@ -10,6 +14,7 @@
/* Drivers name */
#define PALMAS_LDO_DRIVER "palmas_ldo"
#define PALMAS_SMPS_DRIVER "palmas_smps"
#define PALMAS_RST_DRIVER "palmas_rst"
#define PALMAS_SMPS_VOLT_MASK 0x7F
#define PALMAS_SMPS_RANGE_MASK 0x80
@@ -24,3 +29,9 @@
#define PALMAS_LDO_MODE_MASK 0x1
#define PALMAS_LDO_STATUS_MASK 0x10
#define PALMAS_LDO_BYPASS_EN 0x40
#define PALMAS_DEV_CTRL 0xA0
#define SW_RST BIT(1)
#define DEV_OFF 0x00
#define PALMAS_INT3_MASK 0x1B
#define MASK_VBUS BIT(7)