There is no need to flip reset pin twice. Also delays can be changed to
values present in vendor's code.
Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
drivers/gpu/drm/bridge/sil-sii8620.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c
index db93e5e0497c..7c46847fef18 100644
--- a/drivers/gpu/drm/bridge/sil-sii8620.c
+++ b/drivers/gpu/drm/bridge/sil-sii8620.c
@@ -980,13 +980,9 @@ static void sii8620_hw_reset(struct sii8620 *ctx)
{
struct i2c_client *i2c = to_i2c_client(ctx->dev);
- usleep_range(10000, 20000);
- gpiod_set_value(ctx->gpio_reset, 0);
- usleep_range(5000, 20000);
- gpiod_set_value(ctx->gpio_reset, 1);
- usleep_range(10000, 20000);
+ msleep(100);
gpiod_set_value(ctx->gpio_reset, 0);
- msleep(300);
+ msleep(100);
/* I2C bus recovery prevents I2C errors due to known bug in the chip */
i2c_recover_bus(i2c->adapter);
--
2.15.1
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