diff options
| -rw-r--r-- | drivers/i3c/master/dw-i3c-master.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/i3c/master/dw-i3c-master.c b/drivers/i3c/master/dw-i3c-master.c index f67ff56febc8..1863f6dc65d9 100644 --- a/drivers/i3c/master/dw-i3c-master.c +++ b/drivers/i3c/master/dw-i3c-master.c @@ -36,6 +36,7 @@ #define HW_CAPABILITY 0x8 #define COMMAND_QUEUE_PORT 0xc +#define COMMAND_PORT_PEC BIT(31) #define COMMAND_PORT_TOC BIT(30) #define COMMAND_PORT_READ_TRANSFER BIT(28) #define COMMAND_PORT_SDAP BIT(27) @@ -1487,6 +1488,9 @@ static int dw_i3c_master_priv_xfers(struct i3c_dev_desc *dev, if (i == (i3c_nxfers - 1)) cmd->cmd_lo |= COMMAND_PORT_TOC; + if (dev->info.pec) + cmd->cmd_lo |= COMMAND_PORT_PEC; + dev_dbg(master->dev, "%s:cmd_hi=0x%08x cmd_lo=0x%08x tx_len=%d rx_len=%d\n", __func__, cmd->cmd_hi, cmd->cmd_lo, cmd->tx_len, @@ -2189,6 +2193,8 @@ static int dw_i3c_probe(struct platform_device *pdev) dw_i3c_master_of_timings(master, pdev->dev.of_node); + master->base.pec_supported = true; + ret = i3c_register(&master->base, &pdev->dev, &dw_mipi_i3c_ops, &dw_mipi_i3c_target_ops, false); if (ret) |