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Subject[PATCH 09/16] soundwire: cadence: move clock/SSP related inits to dedicated function
Date
This helps isolate code and align with recommended programming flows

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
drivers/soundwire/cadence_master.c | 18 +++++++++++++-----
1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
index 22ff66d38a4a..91fe89a246ee 100644
--- a/drivers/soundwire/cadence_master.c
+++ b/drivers/soundwire/cadence_master.c
@@ -1043,11 +1043,7 @@ static u32 cdns_set_initial_frame_shape(int n_rows, int n_cols)
return val;
}

-/**
- * sdw_cdns_init() - Cadence initialization
- * @cdns: Cadence instance
- */
-int sdw_cdns_init(struct sdw_cdns *cdns)
+static void cdns_init_clock_ctrl(struct sdw_cdns *cdns)
{
struct sdw_bus *bus = &cdns->bus;
struct sdw_master_prop *prop = &bus->prop;
@@ -1073,6 +1069,18 @@ int sdw_cdns_init(struct sdw_cdns *cdns)
/* Set SSP interval to default value */
cdns_writel(cdns, CDNS_MCP_SSP_CTRL0, CDNS_DEFAULT_SSP_INTERVAL);
cdns_writel(cdns, CDNS_MCP_SSP_CTRL1, CDNS_DEFAULT_SSP_INTERVAL);
+}
+
+/**
+ * sdw_cdns_init() - Cadence initialization
+ * @cdns: Cadence instance
+ */
+int sdw_cdns_init(struct sdw_cdns *cdns)
+{
+ u32 val;
+ int ret;
+
+ cdns_init_clock_ctrl(cdns);

/* reset msg_count to default value of FIFOLEVEL */
cdns->msg_count = cdns_readl(cdns, CDNS_MCP_FIFOLEVEL);
--
2.20.1
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