diff options
Diffstat (limited to 'drivers/extcon')
| -rw-r--r-- | drivers/extcon/extcon-max14577.c | 15 |
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, |