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[media] media: rc: nuvoton: clean up initialization of wakeup registers
The registers defining wakeup sequence handling are set when the wakeup sequence is set via sysfs. There's no need to initialize them otherwise. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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1 changed files with 3 additions and 22 deletions
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@ -564,34 +564,15 @@ static void nvt_cir_regs_init(struct nvt_dev *nvt)
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static void nvt_cir_wake_regs_init(struct nvt_dev *nvt)
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{
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/* set number of bytes needed for wake from s3 (default 65) */
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nvt_cir_wake_reg_write(nvt, CIR_WAKE_FIFO_CMP_BYTES,
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CIR_WAKE_FIFO_CMP_DEEP);
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/* set tolerance/variance allowed per byte during wake compare */
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nvt_cir_wake_reg_write(nvt, CIR_WAKE_CMP_TOLERANCE,
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CIR_WAKE_FIFO_CMP_TOL);
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/* set sample limit count (PE interrupt raised when reached) */
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nvt_cir_wake_reg_write(nvt, CIR_RX_LIMIT_COUNT >> 8, CIR_WAKE_SLCH);
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nvt_cir_wake_reg_write(nvt, CIR_RX_LIMIT_COUNT & 0xff, CIR_WAKE_SLCL);
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/* set cir wake fifo rx trigger level (currently 67) */
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nvt_cir_wake_reg_write(nvt, CIR_WAKE_FIFOCON_RX_TRIGGER_LEV,
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CIR_WAKE_FIFOCON);
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/*
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* Enable TX and RX, specific carrier on = low, off = high, and set
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* sample period (currently 50us)
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* Disable RX, set specific carrier on = low, off = high,
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* and sample period (currently 50us)
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*/
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nvt_cir_wake_reg_write(nvt, CIR_WAKE_IRCON_MODE0 | CIR_WAKE_IRCON_RXEN |
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nvt_cir_wake_reg_write(nvt, CIR_WAKE_IRCON_MODE0 |
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CIR_WAKE_IRCON_R | CIR_WAKE_IRCON_RXINV |
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CIR_WAKE_IRCON_SAMPLE_PERIOD_SEL,
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CIR_WAKE_IRCON);
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/* clear cir wake rx fifo */
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nvt_clear_cir_wake_fifo(nvt);
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/* clear any and all stray interrupts */
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nvt_cir_wake_reg_write(nvt, 0xff, CIR_WAKE_IRSTS);
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