[PATCH V2 09/18] i2c: imx-lpi2c: increase PM timeout to avoid operate clk frequently
Clark Wang
xiaoning.wang at nxp.com
Tue Apr 6 12:32:57 BST 2021
Switching the clock frequently will affect the data transmission
efficiency, and prolong the timeout to reduce autosuspend times for
lpi2c.
Signed-off-by: Clark Wang <xiaoning.wang at nxp.com>
Acked-by: Fugang Duan <fugang.duan at nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong at nxp.com>
---
V2 changes:
- No change. Has been reviewed by Dong Aisheng <aisheng.dong at nxp.com> in V1.
---
drivers/i2c/busses/i2c-imx-lpi2c.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c
index dfec334712c2..77ceb743b282 100644
--- a/drivers/i2c/busses/i2c-imx-lpi2c.c
+++ b/drivers/i2c/busses/i2c-imx-lpi2c.c
@@ -75,7 +75,7 @@
#define I2C_CLK_RATIO 2
#define CHUNK_DATA 256
-#define I2C_PM_TIMEOUT 10 /* ms */
+#define I2C_PM_TIMEOUT 1000 /* ms */
enum lpi2c_imx_mode {
STANDARD, /* 100+Kbps */
--
2.25.1
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