Follow recommended programming sequences, this needs to be enabled before the reset sequence.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- drivers/soundwire/cadence_master.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index dd8c9b051037..7757c51b200d 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -842,11 +842,6 @@ int sdw_cdns_exit_reset(struct sdw_cdns *cdns) CDNS_MCP_CONTROL_HW_RST, CDNS_MCP_CONTROL_HW_RST);
- /* enable bus operations with clock and data */ - cdns_updatel(cdns, CDNS_MCP_CONFIG, - CDNS_MCP_CONFIG_OP, - CDNS_MCP_CONFIG_OP_NORMAL); - /* commit changes */ return cdns_config_update(cdns); } @@ -1097,6 +1092,10 @@ int sdw_cdns_init(struct sdw_cdns *cdns) /* Configure mcp config */ val = cdns_readl(cdns, CDNS_MCP_CONFIG);
+ /* enable bus operations with clock and data */ + val &= ~CDNS_MCP_CONFIG_OP; + val |= CDNS_MCP_CONFIG_OP_NORMAL; + /* Set cmd mode for Tx and Rx cmds */ val &= ~CDNS_MCP_CONFIG_CMD;