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authorWolfram Sang <wsa+renesas@sang-engineering.com>2017-11-02 13:47:27 +0100
committerWolfram Sang <wsa@the-dreams.de>2017-11-27 18:52:51 +0100
commitf289800af1fd4379403f2630e7e9420401a4cd8e (patch)
tree1e10fe37a6dcc05f0743a81b32bb5f62baa4dbc3 /drivers/i2c/busses
parenti2c: remove legacy integer scl/sda gpio for recovery (diff)
downloadlinux-dev-f289800af1fd4379403f2630e7e9420401a4cd8e.tar.xz
linux-dev-f289800af1fd4379403f2630e7e9420401a4cd8e.zip
i2c: sh_mobile: remove redundant initialization
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>
Diffstat (limited to 'drivers/i2c/busses')
-rw-r--r--drivers/i2c/busses/i2c-sh_mobile.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c
index c03acdf71397..0ac152586e74 100644
--- a/drivers/i2c/busses/i2c-sh_mobile.c
+++ b/drivers/i2c/busses/i2c-sh_mobile.c
@@ -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)