Follow hardware programming flows and add placeholder comment for multi-master mode. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx> --- drivers/soundwire/cadence_master.c | 26 ++++++++++++++------------ 1 file changed, 14 insertions(+), 12 deletions(-) diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index 4a7e7329ff0d..dd8c9b051037 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -1097,21 +1097,23 @@ int sdw_cdns_init(struct sdw_cdns *cdns) /* Configure mcp config */ val = cdns_readl(cdns, CDNS_MCP_CONFIG); - /* Set Max cmd retry to 15 */ - val |= CDNS_MCP_CONFIG_MCMD_RETRY; - - /* Set frame delay between PREQ and ping frame to 15 frames */ - val |= 0xF << SDW_REG_SHIFT(CDNS_MCP_CONFIG_MPREQ_DELAY); - - /* Disable auto bus release */ - val &= ~CDNS_MCP_CONFIG_BUS_REL; - - /* Disable sniffer mode */ - val &= ~CDNS_MCP_CONFIG_SNIFFER; - /* Set cmd mode for Tx and Rx cmds */ val &= ~CDNS_MCP_CONFIG_CMD; + /* Disable sniffer mode */ + val &= ~CDNS_MCP_CONFIG_SNIFFER; + + /* Disable auto bus release */ + val &= ~CDNS_MCP_CONFIG_BUS_REL; + + /* Multi-master support to be added here */ + + /* Set frame delay between PREQ and ping frame to 15 frames */ + val |= 0xF << SDW_REG_SHIFT(CDNS_MCP_CONFIG_MPREQ_DELAY); + + /* Set Max cmd retry to 15 */ + val |= CDNS_MCP_CONFIG_MCMD_RETRY; + cdns_writel(cdns, CDNS_MCP_CONFIG, val); /* commit changes */ -- 2.20.1
