This supports dm_i2c_* API to fix
compilation error as follows:
- drivers/power/built-in.o: In function `pmic_reg_write':
drivers/power/power_i2c.c:25: undefined reference to
`I2C_SET_BUS'
drivers/power/power_i2c.c:56: undefined reference to
`i2c_write'
drivers/power/built-in.o: In function `pmic_reg_read':
drivers/power/power_i2c.c:68: undefined reference to
`I2C_SET_BUS'
drivers/power/power_i2c.c:70: undefined reference to
`i2c_read'
drivers/power/built-in.o: In function `pmic_probe':
drivers/power/power_i2c.c:103: undefined reference to
`i2c_set_bus_num'
drivers/power/power_i2c.c:105: undefined reference to
`i2c_probe'`
Signed-off-by: Biwen Li <biwen...@nxp.com>
---
drivers/power/power_i2c.c | 45 +++++++++++++++++++++++++++++++++++++--
1 file changed, 43 insertions(+), 2 deletions(-)
diff --git a/drivers/power/power_i2c.c b/drivers/power/power_i2c.c
index bcddff2d7a..a727f7e519 100644
--- a/drivers/power/power_i2c.c
+++ b/drivers/power/power_i2c.c
@@ -21,8 +21,20 @@ int pmic_reg_write(struct pmic *p, u32 reg, u32 val)
if (check_reg(p, reg))
return -EINVAL;
+#if defined(CONFIG_DM_I2C)
+ struct udevice *dev;
+ int ret;
+ ret = i2c_get_chip_for_busnum(p->bus, pmic_i2c_addr,
+ 1, &dev);
+ if (ret) {
+ printf("%s: Cannot find udev for a bus %d\n", __func__,
+ p->bus);
+ return -ENXIO;
+ }
+#else /* Non DM I2C support - will be removed */
I2C_SET_BUS(p->bus);
+#endif
switch (pmic_i2c_tx_num) {
case 3:
@@ -53,7 +65,11 @@ int pmic_reg_write(struct pmic *p, u32 reg, u32 val)
return -EINVAL;
}
+#if defined(CONFIG_DM_I2C)
+ return dm_i2c_write(dev, reg, buf, pmic_i2c_tx_num);
+#else
return i2c_write(pmic_i2c_addr, reg, 1, buf, pmic_i2c_tx_num);
+#endif
}
int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
@@ -65,9 +81,21 @@ int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
if (check_reg(p, reg))
return -EINVAL;
- I2C_SET_BUS(p->bus);
+#if defined(CONFIG_DM_I2C)
+ struct udevice *dev;
+ ret = i2c_get_chip_for_busnum(p->bus, pmic_i2c_addr,
+ 1, &dev);
+ if (ret) {
+ printf("%s: Cannot find udev for a bus %d\n", __func__,
+ p->bus);
+ return -ENXIO;
+ }
+ ret = dm_i2c_read(dev, reg, buf, pmic_i2c_tx_num);
+#else /* Non DM I2C support - will be removed */
+ I2C_SET_BUS(p->bus);
ret = i2c_read(pmic_i2c_addr, reg, 1, buf, pmic_i2c_tx_num);
+#endif
if (ret)
return ret;
@@ -100,12 +128,25 @@ int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
int pmic_probe(struct pmic *p)
{
- i2c_set_bus_num(p->bus);
debug("Bus: %d PMIC:%s probed!\n", p->bus, p->name);
+#if defined(CONFIG_DM_I2C)
+ struct udevice *dev;
+ int ret;
+
+ ret = i2c_get_chip_for_busnum(p->bus, pmic_i2c_addr,
+ 1, &dev);
+ if (ret) {
+ printf("%s: Cannot find udev for a bus %d\n", __func__,
+ p->bus);
+ return -ENXIO;
+ }
+#else /* Non DM I2C support - will be removed */
+ i2c_set_bus_num(p->bus);
if (i2c_probe(pmic_i2c_addr)) {
printf("Can't find PMIC:%s\n", p->name);
return -ENODEV;
}
+#endif
return 0;
}
--
2.17.1
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