ASoC: tscs454: remove unused variable 'PLL_48K_RATE'

The global variable 'PLL_48K_RATE' is never used
so just remove it.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190808032552.45360-1-yuehaibing@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed