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path: root/drivers/extcon/extcon-max14577.c
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Diffstat (limited to 'drivers/extcon/extcon-max14577.c')
-rw-r--r--drivers/extcon/extcon-max14577.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/extcon/extcon-max14577.c b/drivers/extcon/extcon-max14577.c
index 22d2feb1f8bc..32f663436e6e 100644
--- a/drivers/extcon/extcon-max14577.c
+++ b/drivers/extcon/extcon-max14577.c
@@ -657,6 +657,8 @@ static int max14577_muic_probe(struct platform_device *pdev)
struct max14577 *max14577 = dev_get_drvdata(pdev->dev.parent);
struct max14577_muic_info *info;
int delay_jiffies;
+ int cable_type;
+ bool attached;
int ret;
int i;
u8 id;
@@ -725,8 +727,17 @@ static int max14577_muic_probe(struct platform_device *pdev)
info->path_uart = CTRL1_SW_UART;
delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT);
- /* Set initial path for UART */
- max14577_muic_set_path(info, info->path_uart, true);
+ /* Set initial path for UART when JIG is connected to get serial logs */
+ ret = max14577_bulk_read(info->max14577->regmap,
+ MAX14577_MUIC_REG_STATUS1, info->status, 2);
+ if (ret) {
+ dev_err(info->dev, "Cannot read STATUS registers\n");
+ return ret;
+ }
+ cable_type = max14577_muic_get_cable_type(info, MAX14577_CABLE_GROUP_ADC,
+ &attached);
+ if (attached && cable_type == MAX14577_MUIC_ADC_FACTORY_MODE_UART_OFF)
+ max14577_muic_set_path(info, info->path_uart, true);
/* Check revision number of MUIC device*/
ret = max14577_read_reg(info->max14577->regmap,