Add the I2C bus clock speed to the platform data structure.
If not set, default to 100KHz as before.
Signed-off-by: Andrew Lunn <andrew@xxxxxxx>
---
drivers/i2c/busses/i2c-ocores.c | 5 ++++-
include/linux/platform_data/i2c-ocores.h | 1 +
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
index ddf089280847..d2730efe6bec 100644
--- a/drivers/i2c/busses/i2c-ocores.c
+++ b/drivers/i2c/busses/i2c-ocores.c
@@ -458,7 +458,10 @@ static int ocores_i2c_probe(struct platform_device *pdev)
i2c->reg_shift = pdata->reg_shift;
i2c->reg_io_width = pdata->reg_io_width;
i2c->ip_clock_khz = pdata->clock_khz;
- i2c->bus_clock_khz = 100;
+ if (pdata->bus_khz)
+ i2c->bus_clock_khz = pdata->bus_khz;
+ else
+ i2c->bus_clock_khz = 100;
} else {
ret = ocores_i2c_of_probe(pdev, i2c);
if (ret)
diff --git a/include/linux/platform_data/i2c-ocores.h b/include/linux/platform_data/i2c-ocores.h
index 113d6b12f650..f497ab8fe9f8 100644
--- a/include/linux/platform_data/i2c-ocores.h
+++ b/include/linux/platform_data/i2c-ocores.h
@@ -15,6 +15,7 @@ struct ocores_i2c_platform_data {
u32 reg_shift; /* register offset shift value */
u32 reg_io_width; /* register io read/write width */
u32 clock_khz; /* input clock in kHz */
+ u32 bus_khz; /* bus clock in kHz */
bool big_endian; /* registers are big endian */
u8 num_devices; /* number of devices in the devices list */
struct i2c_board_info const *devices; /* devices connected to the bus */
--
2.20.1
