diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-08-14 14:50:58 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-08-14 14:50:58 -0700 |
| commit | feea468014f0c2f930b149e83a9047da86b26e4e (patch) | |
| tree | 29807205f471d63affd20e1e36fc3f832b55a106 /drivers/i2c/busses/i2c-designware-platdrv.c | |
| parent | f24f27b85eadb6e6e7a68aa16c60a2d65789a02a (diff) | |
| parent | ef954844c7ace62f773f4f23e28d2d915adc419f (diff) | |
| download | linux-feea468014f0c2f930b149e83a9047da86b26e4e.tar.bz2 | |
Merge 4.13-rc5 into usb-next
This gets the USB fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/i2c/busses/i2c-designware-platdrv.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-designware-platdrv.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 2ea6d0d25a01..143a8fd582b4 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -298,6 +298,9 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) } acpi_speed = i2c_acpi_find_bus_speed(&pdev->dev); + /* Some broken DSTDs use 1MiHz instead of 1MHz */ + if (acpi_speed == 1048576) + acpi_speed = 1000000; /* * Find bus speed from the "clock-frequency" device property, ACPI * or by using fast mode if neither is set. @@ -319,7 +322,8 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) if (dev->clk_freq != 100000 && dev->clk_freq != 400000 && dev->clk_freq != 1000000 && dev->clk_freq != 3400000) { dev_err(&pdev->dev, - "Only 100kHz, 400kHz, 1MHz and 3.4MHz supported"); + "%d Hz is unsupported, only 100kHz, 400kHz, 1MHz and 3.4MHz are supported\n", + dev->clk_freq); ret = -EINVAL; goto exit_reset; } |