ASoC: Set full range of WM8994 FLL Fratio values
Use all the available Fratio values when configuring the WM8994 FLL, not
just 0 and 3, following more complete characterisation of the device
performance.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index a27b2ff..8d3ea9b 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -2784,9 +2784,18 @@
if (freq_in > 1000000) {
fll->fll_fratio = 0;
- } else {
+ } else if (freq_in > 256000) {
+ fll->fll_fratio = 1;
+ freq_in *= 2;
+ } else if (freq_in > 128000) {
+ fll->fll_fratio = 2;
+ freq_in *= 4;
+ } else if (freq_in > 64000) {
fll->fll_fratio = 3;
freq_in *= 8;
+ } else {
+ fll->fll_fratio = 4;
+ freq_in *= 16;
}
pr_debug("FLL_FRATIO=%d, Fref=%dHz\n", fll->fll_fratio, freq_in);