mfd: Improve performance of later WM1811 revisions

Apply tunings from earlier silicon revisions to revisions up to D and also
tweak an additional setting for improved DC servo performance.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index 4b36f02..4b8b78c 100644 (file)
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -361,6 +361,7 @@ static const __devinitdata struct reg_default wm8958_reva_patch[] = {
 
 static const __devinitdata struct reg_default wm1811_reva_patch[] = {
        { 0x102, 0x3 },
+       { 0x56, 0x7 },
        { 0x5d, 0x7e },
        { 0x5e, 0x0 },
        { 0x102, 0x0 },
@@ -524,6 +525,8 @@ static __devinit int wm8994_device_init(struct wm8994 *wm8994, int irq)
                switch (wm8994->revision) {
                case 0:
                case 1:
+               case 2:
+               case 3:
                        regmap_patch = wm1811_reva_patch;
                        patch_regs = ARRAY_SIZE(wm1811_reva_patch);
                        break;