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| author | Silvan Wicki <linux_wi@tinag.ch> | 2015-06-18 11:10:11 +0200 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2015-06-23 19:55:19 +0200 |
| commit | a294aba164389a3d2c40dfcf5f3989a3bbfe38a2 (patch) | |
| tree | 079f75628fa91e1e19807aece7509912cb512b14 /Documentation/i2c | |
| parent | 365322fb32e82b20758e8a18e3aa94692ce2a3d1 (diff) | |
i2c: busses: i2c-bcm2835: limits cdiv to allowed values
Checks if the cdiv value is in between min (0x2) and max (0xFFFE)
supported values by the bcm2835. If not, it returns -ENODEV.
See page 33/34 of BCM2835-ARM-Peripherals.pdf for the DIV register.
https://www.raspberrypi.org/wp-content/uploads/2012/02/BCM2835-ARM-Peripherals.pdf
Signed-off-by: Silvan Wicki <linux_wi@tinag.ch>
[wsa: resolved a merge conflict]
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'Documentation/i2c')
0 files changed, 0 insertions, 0 deletions