mfd: wm5102: Make DSP scratch registers readable

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/drivers/mfd/wm5102-tables.c b/drivers/mfd/wm5102-tables.c
index ff8f0804dde3202e4871b86c6606be70ecc3d0bf..d754596eb942987925496c9ce3ce5f87b8df9262 100644 (file)
--- a/drivers/mfd/wm5102-tables.c
+++ b/drivers/mfd/wm5102-tables.c
@@ -1795,6 +1795,10 @@ static bool wm5102_readable_register(struct device *dev, unsigned int reg)
        case ARIZONA_DSP1_STATUS_1:
        case ARIZONA_DSP1_STATUS_2:
        case ARIZONA_DSP1_STATUS_3:
+       case ARIZONA_DSP1_SCRATCH_0:
+       case ARIZONA_DSP1_SCRATCH_1:
+       case ARIZONA_DSP1_SCRATCH_2:
+       case ARIZONA_DSP1_SCRATCH_3:
                return true;
        default:
                if ((reg >= 0x100000 && reg < 0x106000) ||
@@ -1849,6 +1853,10 @@ static bool wm5102_volatile_register(struct device *dev, unsigned int reg)
        case ARIZONA_DSP1_STATUS_1:
        case ARIZONA_DSP1_STATUS_2:
        case ARIZONA_DSP1_STATUS_3:
+       case ARIZONA_DSP1_SCRATCH_0:
+       case ARIZONA_DSP1_SCRATCH_1:
+       case ARIZONA_DSP1_SCRATCH_2:
+       case ARIZONA_DSP1_SCRATCH_3:
        case ARIZONA_HEADPHONE_DETECT_2:
        case ARIZONA_MIC_DETECT_3:
                return true;

diff --git a/include/linux/mfd/arizona/registers.h b/include/linux/mfd/arizona/registers.h
index 1f6fe31a4d5cdbfe0354e9eff4835ac5e87a145b..718126084ad1653a27fba4644470a432073f1eec 100644 (file)
--- a/include/linux/mfd/arizona/registers.h
+++ b/include/linux/mfd/arizona/registers.h
@@ -982,18 +982,34 @@
 #define ARIZONA_DSP1_STATUS_1                    0x1104
 #define ARIZONA_DSP1_STATUS_2                    0x1105
 #define ARIZONA_DSP1_STATUS_3                    0x1106
+#define ARIZONA_DSP1_SCRATCH_0                   0x1140
+#define ARIZONA_DSP1_SCRATCH_1                   0x1141
+#define ARIZONA_DSP1_SCRATCH_2                   0x1142
+#define ARIZONA_DSP1_SCRATCH_3                   0x1143
 #define ARIZONA_DSP2_CONTROL_1                   0x1200
 #define ARIZONA_DSP2_CLOCKING_1                  0x1201
 #define ARIZONA_DSP2_STATUS_1                    0x1204
 #define ARIZONA_DSP2_STATUS_2                    0x1205
+#define ARIZONA_DSP2_SCRATCH_0                   0x1240
+#define ARIZONA_DSP2_SCRATCH_1                   0x1241
+#define ARIZONA_DSP2_SCRATCH_2                   0x1242
+#define ARIZONA_DSP2_SCRATCH_3                   0x1243
 #define ARIZONA_DSP3_CONTROL_1                   0x1300
 #define ARIZONA_DSP3_CLOCKING_1                  0x1301
 #define ARIZONA_DSP3_STATUS_1                    0x1304
 #define ARIZONA_DSP3_STATUS_2                    0x1305
+#define ARIZONA_DSP3_SCRATCH_0                   0x1340
+#define ARIZONA_DSP3_SCRATCH_1                   0x1341
+#define ARIZONA_DSP3_SCRATCH_2                   0x1342
+#define ARIZONA_DSP3_SCRATCH_3                   0x1343
 #define ARIZONA_DSP4_CONTROL_1                   0x1400
 #define ARIZONA_DSP4_CLOCKING_1                  0x1401
 #define ARIZONA_DSP4_STATUS_1                    0x1404
 #define ARIZONA_DSP4_STATUS_2                    0x1405
+#define ARIZONA_DSP4_SCRATCH_0                   0x1440
+#define ARIZONA_DSP4_SCRATCH_1                   0x1441
+#define ARIZONA_DSP4_SCRATCH_2                   0x1442
+#define ARIZONA_DSP4_SCRATCH_3                   0x1443
 
 /*
  * Field Definitions.