Messages in this thread Patch in this message | | | From | Mark Brown <> | Subject | [PATCH] mfd: wm8994: Cache chip revision | Date | Thu, 5 Apr 2012 15:16:56 +0100 |
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There's no need to mark the chip revision registers as volatile, it won't change at runtime so we can cache it from the device at startup.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> --- drivers/mfd/wm8994-regmap.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-)
diff --git a/drivers/mfd/wm8994-regmap.c b/drivers/mfd/wm8994-regmap.c index bfd25af..52e9e29 100644 --- a/drivers/mfd/wm8994-regmap.c +++ b/drivers/mfd/wm8994-regmap.c @@ -1122,7 +1122,6 @@ static bool wm8994_volatile_register(struct device *dev, unsigned int reg) case WM8994_RATE_STATUS: case WM8958_MIC_DETECT_3: case WM8994_DC_SERVO_4E: - case WM8994_CHIP_REVISION: case WM8994_INTERRUPT_STATUS_1: case WM8994_INTERRUPT_STATUS_2: return true; -- 1.7.9.1
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