It only needs to be done once.
Signed-off-by: Ismael Luceno ismael.luceno@silicon-gears.com --- drivers/i2c/rcar_i2c.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/i2c/rcar_i2c.c b/drivers/i2c/rcar_i2c.c index 10b0f8bad4..74643b085e 100644 --- a/drivers/i2c/rcar_i2c.c +++ b/drivers/i2c/rcar_i2c.c @@ -116,9 +116,7 @@ static int rcar_i2c_set_addr(struct udevice *dev, u8 chip, u8 read) writel(0, priv->base + RCAR_I2C_ICMSR); writel(priv->icccr, priv->base + RCAR_I2C_ICCCR);
- if (priv->type == RCAR_I2C_TYPE_GEN3) - writel(RCAR_I2C_ICFBSCR_TCYC17, priv->base + RCAR_I2C_ICFBSCR); - + /* Wait for the bus */ ret = wait_for_bit_le32(priv->base + RCAR_I2C_ICMCR, RCAR_I2C_ICMCR_FSDA, false, 2, true); if (ret) { @@ -304,6 +302,10 @@ scgd_find: priv->icccr = (scgd << RCAR_I2C_ICCCR_SCGD_OFF) | cdf; writel(priv->icccr, priv->base + RCAR_I2C_ICCCR);
+ if (priv->type == RCAR_I2C_TYPE_GEN3) + /* Set SCL/SDA delay */ + writel(RCAR_I2C_ICFBSCR_TCYC17, priv->base + RCAR_I2C_ICFBSCR); + return 0; }
base-commit: f08023c07d826fbc8e62fdd3367961b2f0b06844 prerequisite-patch-id: 9e5b0458bc15640eb483ccad91dbe85150f9f7be