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[PATCH/RFT,5/6] i2c: imx: set SDA as output for recovery

Message ID 20180713210920.3648-6-wsa+renesas@sang-engineering.com (mailing list archive)
State Under Review
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Wolfram Sang July 13, 2018, 9:09 p.m. UTC 
This allows for sending STOP when generating pulses which is much more
robust because it will bring clients into a default state.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
 drivers/i2c/busses/i2c-imx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index 3e23ee26c55c..a3881e270106 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -1009,7 +1009,7 @@  static int i2c_imx_init_recovery_info(struct imx_i2c_struct *i2c_imx,
 			PINCTRL_STATE_DEFAULT);
 	i2c_imx->pinctrl_pins_gpio = pinctrl_lookup_state(i2c_imx->pinctrl,
 			"gpio");
-	rinfo->sda_gpiod = devm_gpiod_get(&pdev->dev, "sda", GPIOD_IN);
+	rinfo->sda_gpiod = devm_gpiod_get(&pdev->dev, "sda", GPIOD_OUT_HIGH_OPEN_DRAIN);
 	rinfo->scl_gpiod = devm_gpiod_get(&pdev->dev, "scl", GPIOD_OUT_HIGH_OPEN_DRAIN);
 
 	if (PTR_ERR(rinfo->sda_gpiod) == -EPROBE_DEFER ||