[RFC PATCH 12/16] clk: hifiberry-dacpro: add ACPI support

[Pierre-Louis Bossart]

On 4/22/20 4:32 AM, Stephen Boyd wrote:
> Quoting Pierre-Louis Bossart (2020-04-09 12:58:37)
>> On ACPI platforms the of_ functions are irrelevant, conditionally
>> compile them out and add devm_clk_hw_register_clkdev() call instead.
>>
>> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
>> ---
>>   drivers/clk/clk-hifiberry-dacpro.c | 7 +++++++
>>   1 file changed, 7 insertions(+)
>>
>> diff --git a/drivers/clk/clk-hifiberry-dacpro.c b/drivers/clk/clk-hifiberry-dacpro.c
>> index bf0616c959da..d01a90fed51b 100644
>> --- a/drivers/clk/clk-hifiberry-dacpro.c
>> +++ b/drivers/clk/clk-hifiberry-dacpro.c
>> @@ -114,15 +114,22 @@ static int clk_hifiberry_dacpro_probe(struct platform_device *pdev)
>>                  return ret;
>>          }
>>   
>> +#ifndef CONFIG_ACPI
> 
> Use if (!IS_ENABLED(CONFIG_ACPI)) instead?

git grep CONFIG_ACPI shows most of the kernel code uses #if(n)def 
CONFIG_ACPI. It's equivalent, it's a boolean.