Certain use-cases require the DRE to be disabled so expose registers
necessary to control the DRE enables.
Signed-off-by: Charles Keepax <ckee...@opensource.wolfsonmicro.com>
---
drivers/mfd/wm5110-tables.c | 2 ++
include/linux/mfd/arizona/registers.h | 4 ++++
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
index 338cfbe..abd6713 100644
--- a/drivers/mfd/wm5110-tables.c
+++ b/drivers/mfd/wm5110-tables.c
@@ -601,6 +601,7 @@ static const struct reg_default wm5110_reg_default[] = {
{ 0x0000043D, 0x0180 }, /* R1085 - DAC Digital Volume 6R */
{ 0x0000043E, 0x0080 }, /* R1086 - DAC Volume Limit 6R */
{ 0x0000043F, 0x0800 }, /* R1087 - Noise Gate Select 6R */
+ { 0x00000440, 0x8FFF }, /* R1088 - DRE Enable */
{ 0x00000450, 0x0000 }, /* R1104 - DAC AEC Control 1 */
{ 0x00000458, 0x0000 }, /* R1112 - Noise Gate Control */
{ 0x00000480, 0x0040 }, /* R1152 - Class W ANC Threshold 1 */
@@ -1631,6 +1632,7 @@ static bool wm5110_readable_register(struct device *dev,
unsigned int reg)
case ARIZONA_DAC_DIGITAL_VOLUME_6R:
case ARIZONA_DAC_VOLUME_LIMIT_6R:
case ARIZONA_NOISE_GATE_SELECT_6R:
+ case ARIZONA_DRE_ENABLE:
case ARIZONA_DAC_AEC_CONTROL_1:
case ARIZONA_NOISE_GATE_CONTROL:
case ARIZONA_PDM_SPK1_CTRL_1:
diff --git a/include/linux/mfd/arizona/registers.h
b/include/linux/mfd/arizona/registers.h
index 8987814..22916c0 100644
--- a/include/linux/mfd/arizona/registers.h
+++ b/include/linux/mfd/arizona/registers.h
@@ -3207,6 +3207,10 @@
/*
* R1088 (0x440) - DRE Enable
*/
+#define ARIZONA_DRE3R_ENA 0x0020 /* DRE3R_ENA */
+#define ARIZONA_DRE3R_ENA_MASK 0x0020 /* DRE3R_ENA */
+#define ARIZONA_DRE3R_ENA_SHIFT 5 /* DRE3R_ENA */
+#define ARIZONA_DRE3R_ENA_WIDTH 1 /* DRE3R_ENA */
#define ARIZONA_DRE3L_ENA 0x0010 /* DRE3L_ENA */
#define ARIZONA_DRE3L_ENA_MASK 0x0010 /* DRE3L_ENA */
#define ARIZONA_DRE3L_ENA_SHIFT 4 /* DRE3L_ENA */
--
1.7.2.5
--
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