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authorCharles Keepax <ckeepax@opensource.wolfsonmicro.com>2014-03-20 20:49:24 +0400
committerLee Jones <lee.jones@linaro.org>2014-03-31 16:32:46 +0400
commita0eae337cf27432f7a116e8eba67e69e22f2fd07 (patch)
tree93ce59c1c9a262fb1a9fe87b1e5d0197026da537 /drivers/mfd
parent5de5b2d5b83124855137a5127d772dc712f26290 (diff)
downloadlinux-a0eae337cf27432f7a116e8eba67e69e22f2fd07.tar.xz
mfd: arizona: Mark DSP clocking register as volatile
The DSPs will often control there own clock speeds whilst running as such we should mark the registers controlling this as volatile. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/wm5102-tables.c1
-rw-r--r--drivers/mfd/wm5110-tables.c4
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/mfd/wm5102-tables.c b/drivers/mfd/wm5102-tables.c
index 187ee86cbbe6..a856ac720827 100644
--- a/drivers/mfd/wm5102-tables.c
+++ b/drivers/mfd/wm5102-tables.c
@@ -1925,6 +1925,7 @@ static bool wm5102_volatile_register(struct device *dev, unsigned int reg)
case ARIZONA_AOD_IRQ1:
case ARIZONA_AOD_IRQ2:
case ARIZONA_AOD_IRQ_RAW_STATUS:
+ case ARIZONA_DSP1_CLOCKING_1:
case ARIZONA_DSP1_STATUS_1:
case ARIZONA_DSP1_STATUS_2:
case ARIZONA_DSP1_STATUS_3:
diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
index ca9968525017..7611334c612d 100644
--- a/drivers/mfd/wm5110-tables.c
+++ b/drivers/mfd/wm5110-tables.c
@@ -2652,6 +2652,7 @@ static bool wm5110_volatile_register(struct device *dev, unsigned int reg)
case ARIZONA_DSP1_SCRATCH_1:
case ARIZONA_DSP1_SCRATCH_2:
case ARIZONA_DSP1_SCRATCH_3:
+ case ARIZONA_DSP1_CLOCKING_1:
case ARIZONA_DSP2_STATUS_1:
case ARIZONA_DSP2_STATUS_2:
case ARIZONA_DSP2_STATUS_3:
@@ -2680,6 +2681,7 @@ static bool wm5110_volatile_register(struct device *dev, unsigned int reg)
case ARIZONA_DSP2_SCRATCH_1:
case ARIZONA_DSP2_SCRATCH_2:
case ARIZONA_DSP2_SCRATCH_3:
+ case ARIZONA_DSP2_CLOCKING_1:
case ARIZONA_DSP3_STATUS_1:
case ARIZONA_DSP3_STATUS_2:
case ARIZONA_DSP3_STATUS_3:
@@ -2708,6 +2710,7 @@ static bool wm5110_volatile_register(struct device *dev, unsigned int reg)
case ARIZONA_DSP3_SCRATCH_1:
case ARIZONA_DSP3_SCRATCH_2:
case ARIZONA_DSP3_SCRATCH_3:
+ case ARIZONA_DSP3_CLOCKING_1:
case ARIZONA_DSP4_STATUS_1:
case ARIZONA_DSP4_STATUS_2:
case ARIZONA_DSP4_STATUS_3:
@@ -2736,6 +2739,7 @@ static bool wm5110_volatile_register(struct device *dev, unsigned int reg)
case ARIZONA_DSP4_SCRATCH_1:
case ARIZONA_DSP4_SCRATCH_2:
case ARIZONA_DSP4_SCRATCH_3:
+ case ARIZONA_DSP4_CLOCKING_1:
return true;
default:
return wm5110_is_adsp_memory(dev, reg);