[PATCH v3] clk: add si5351 i2c common clock driver

[sebastian.hesselbarth@gmail.com (Sebastian Hesselbarth)]

On 03/20/2013 01:26 AM, Mike Turquette wrote:
> Quoting Sebastian Hesselbarth (2013-03-18 03:43:17)
>> This patch adds a common clock driver for Silicon Labs Si5351a/b/c
>> i2c programmable clock generators. Currently, the driver supports
>> DT kernels only and VXCO feature of si5351b is not implemented. DT
>> bindings selectively allow to overwrite stored Si5351 configuration
>> which is very helpful for clock generators with empty eeprom
>> configuration. Corresponding device tree binding documentation is
>> also added.
>>
>> Signed-off-by: Sebastian Hesselbarth<sebastian.hesselbarth@gmail.com>
>> ---
>> Changes from v2:
>> - add curly brackets to if-else-statements (Reported by Daniel Mack)
>> - fix div-by-zero for clk6/clk7 (Reported by Daniel Mack)
>> - fix parameter address calculation for clk6/clk7
>>
>> Changes from v1:
>> - remove .is_enabled functions as they read from i2c
>>    (Reported by Daniel Mack)
>> - add CLK_SET_RATE_PARENT on clkout reparent if clkout uses
>>    its own multisync
>>
>
> I've just pushed out a new clk-next branch which includes Ulf Hansson's
> series to introduce the .is_prepared callback.  Perhaps you can use that
> where you were previously using .is_enabled?

Mike,

thanks for the info, but I think having .prepare_enable and regmap caching
is just fine for now. When .is_prepared is in mainline, I will re-add the
callbacks.

Sebastian