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-rw-r--r--drivers/misc/pmic_i2c.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/misc/pmic_i2c.c b/drivers/misc/pmic_i2c.c
index ad55d64..95a3365 100644
--- a/drivers/misc/pmic_i2c.c
+++ b/drivers/misc/pmic_i2c.c
@@ -47,6 +47,9 @@ int pmic_reg_write(struct pmic *p, u32 reg, u32 val)
case 1:
buf[0] = val & 0xff;
break;
+ default:
+ printf("%s: invalid tx_num: %d", __func__, pmic_i2c_tx_num);
+ return -1;
}
if (i2c_write(pmic_i2c_addr, reg, 1, buf, pmic_i2c_tx_num))
@@ -73,6 +76,9 @@ int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
case 1:
ret_val = buf[0];
break;
+ default:
+ printf("%s: invalid tx_num: %d", __func__, pmic_i2c_tx_num);
+ return -1;
}
memcpy(val, &ret_val, sizeof(ret_val));