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i2c: sh_mobile: remove redundant initialization

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Following the documentation, we initialize the HW before each START in
start_ch(). No need to do the same in activate_ch().

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2017-11-02 13:47:27 +01:00 committed by Wolfram Sang
parent e1eb7d28c0
commit f289800af1
1 changed files with 0 additions and 10 deletions
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drivers/i2c/busses/i2c-sh_mobile.c
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@ -303,16 +303,6 @@ static void activate_ch(struct sh_mobile_i2c_data *pd)
/* Wake up device and enable clock */
pm_runtime_get_sync(pd->dev);
clk_prepare_enable(pd->clk);
/* Enable channel and configure rx ack */
iic_set_clr(pd, ICCR, ICCR_ICE, 0);
/* Mask all interrupts */
iic_wr(pd, ICIC, 0);
/* Set the clock */
iic_wr(pd, ICCL, pd->iccl & 0xff);
iic_wr(pd, ICCH, pd->icch & 0xff);
}
static void deactivate_ch(struct sh_mobile_i2c_data *pd)