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i2c: spacemit: drop warning when clock-frequency property is absent

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The clock-frequency property is optional according to the DT binding.
Do not emit a warning when the property is missing and fall back to the
default frequency instead.

Reviewed-by: Alex Elder <elder@riscstar.com>
Signed-off-by: Troy Mitchell <troy.mitchell@linux.spacemit.com>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
Link: https://lore.kernel.org/r/20260508-k1-i2c-ilcr-v7-2-8c2dde5c3ed5@linux.spacemit.com
This commit is contained in:
Troy Mitchell 2026-05-08 15:25:25 +08:00 committed by Andi Shyti
parent 0ed3fa2370
commit 73a2f91bc2
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GPG Key ID: DA78056626D32D6E
1 changed files with 2 additions and 4 deletions
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6
drivers/i2c/busses/i2c-k1.c
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@ -833,9 +833,7 @@ static int spacemit_i2c_probe(struct platform_device *pdev)
if (!i2c)
return -ENOMEM;
ret = of_property_read_u32(of_node, "clock-frequency", &i2c->clock_freq);
if (ret && ret != -EINVAL)
dev_warn(dev, "failed to read clock-frequency property: %d\n", ret);
of_property_read_u32(of_node, "clock-frequency", &i2c->clock_freq);
/* For now, this driver doesn't support high-speed. */
if (i2c->clock_freq > SPACEMIT_I2C_MAX_STANDARD_MODE_FREQ &&
@ -844,7 +842,7 @@ static int spacemit_i2c_probe(struct platform_device *pdev)
} else if (i2c->clock_freq && i2c->clock_freq <= SPACEMIT_I2C_MAX_STANDARD_MODE_FREQ) {
i2c->mode = SPACEMIT_MODE_STANDARD;
} else {
dev_warn(i2c->dev, "invalid clock-frequency, fallback to fast mode");
dev_info(dev, "clock-frequency not set or out of range, using fast mode\n");
i2c->mode = SPACEMIT_MODE_FAST;
i2c->clock_freq = SPACEMIT_I2C_MAX_FAST_MODE_FREQ;
}