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spi: cs42l43: Drop cs35l56 SPI speed down to 11MHz

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Some internals of the cs35l56 can only support SPI speeds of up to
11MHz. Whilst some use-cases could support higher rates, keep things
simple by dropping the SPI speed down to this avoid any potential
issues.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20240607103423.4159834-1-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax 2024-06-07 11:34:23 +01:00 committed by Mark Brown
parent 4eecb644b8
commit 60980cf5b8
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 2 deletions
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4
drivers/spi/spi-cs42l43.c
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@ -54,7 +54,7 @@ static const struct software_node ampr = {
static struct spi_board_info ampl_info = {
.modalias = "cs35l56",
.max_speed_hz = 20 * HZ_PER_MHZ,
.max_speed_hz = 11 * HZ_PER_MHZ,
.chip_select = 0,
.mode = SPI_MODE_0,
.swnode = &ampl,
@ -62,7 +62,7 @@ static struct spi_board_info ampl_info = {
static struct spi_board_info ampr_info = {
.modalias = "cs35l56",
.max_speed_hz = 20 * HZ_PER_MHZ,
.max_speed_hz = 11 * HZ_PER_MHZ,
.chip_select = 1,
.mode = SPI_MODE_0,
.swnode = &ampr,