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path: root/drivers/i2c/busses/i2c-mv64xxx.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-mv64xxx.c')
-rw-r--r--drivers/i2c/busses/i2c-mv64xxx.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index ed854573b427..b1f42bf40963 100644
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -578,7 +578,11 @@ mv64xxx_of_config(struct mv64xxx_i2c_data *drv_data,
goto out;
}
tclk = clk_get_rate(drv_data->clk);
- of_property_read_u32(np, "clock-frequency", &bus_freq);
+
+ rc = of_property_read_u32(np, "clock-frequency", &bus_freq);
+ if (rc)
+ bus_freq = 100000; /* 100kHz by default */
+
if (!mv64xxx_find_baud_factors(bus_freq, tclk,
&drv_data->freq_n, &drv_data->freq_m)) {
rc = -EINVAL;