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soundwire: mipi_disco: add support for clock-scales property

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The DisCo for SoundWire 2.0 spec adds support for the
'mipi-sdw-supported-clock-scales' property, which is just a
rename. Add in a backwards-compatible manner.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20241003070650.62787-11-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Pierre-Louis Bossart
2024-10-03 15:06:46 +08:00
committed by Vinod Koul
parent a489afc105
commit 89e95be18d
1 changed files with 8 additions and 2 deletions
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10
drivers/soundwire/mipi_disco.c
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@@ -51,6 +51,7 @@ int sdw_master_read_prop(struct sdw_bus *bus)
{
struct sdw_master_prop *prop = &bus->prop;
struct fwnode_handle *link;
const char *scales_prop;
char name[32];
int nval;
int ret;
@@ -112,7 +113,12 @@ int sdw_master_read_prop(struct sdw_bus *bus)
}
}
nval = fwnode_property_count_u32(link, "mipi-sdw-supported-clock-gears");
scales_prop = "mipi-sdw-supported-clock-scales";
nval = fwnode_property_count_u32(link, scales_prop);
if (nval == 0) {
scales_prop = "mipi-sdw-supported-clock-gears";
nval = fwnode_property_count_u32(link, scales_prop);
}
if (nval > 0) {
prop->num_clk_gears = nval;
prop->clk_gears = devm_kcalloc(bus->dev, prop->num_clk_gears,
@@ -124,7 +130,7 @@ int sdw_master_read_prop(struct sdw_bus *bus)
}
ret = fwnode_property_read_u32_array(link,
"mipi-sdw-supported-clock-gears",
scales_prop,
prop->clk_gears,
prop->num_clk_gears);
if (ret < 0)