From 3b94253bc9c950d2038a2db4f9c804b50f82001a Mon Sep 17 00:00:00 2001
From: Clemens Ladisch <clemens@ladisch.de>
Date: Mon, 21 Jan 2008 08:51:19 +0100
Subject: [ALSA] oxygen: reduce SPI clock frequency for AK4396/WM8785
According to the datasheets, the SPI clock cycle must be at least 200 ns
for the AK4396 and the WM8785, so we cannot use the default 160 ns.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---
sound/pci/oxygen/oxygen.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
(limited to 'sound/pci/oxygen/oxygen.c')
diff --git a/sound/pci/oxygen/oxygen.c b/sound/pci/oxygen/oxygen.c
index 0a7c6135c072..35b26014925f 100644
--- a/sound/pci/oxygen/oxygen.c
+++ b/sound/pci/oxygen/oxygen.c
@@ -166,7 +166,7 @@ static void ak4396_write(struct oxygen *chip, unsigned int codec,
};
oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
OXYGEN_SPI_DATA_LENGTH_2 |
- OXYGEN_SPI_CLOCK_160 |
+ OXYGEN_SPI_CLOCK_320 |
(codec_spi_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
AK4396_WRITE | (reg << 8) | value);
@@ -176,7 +176,7 @@ static void wm8785_write(struct oxygen *chip, u8 reg, unsigned int value)
{
oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
OXYGEN_SPI_DATA_LENGTH_2 |
- OXYGEN_SPI_CLOCK_160 |
+ OXYGEN_SPI_CLOCK_320 |
(3 << OXYGEN_SPI_CODEC_SHIFT) |
OXYGEN_SPI_CEN_LATCH_CLOCK_LO,
(reg << 9) | value);
--
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