From: Viorel Suman viorel.suman@nxp.com
Enable doorbel return to work iMX95 System Manager.
Signed-off-by: Viorel Suman viorel.suman@nxp.com Signed-off-by: Alice Guo alice.guo@nxp.com Reviewed-by: Ye Li ye.li@nxp.com --- drivers/firmware/scmi/smt.c | 3 +++ drivers/firmware/scmi/smt.h | 10 ++++++++++ 2 files changed, 13 insertions(+)
diff --git a/drivers/firmware/scmi/smt.c b/drivers/firmware/scmi/smt.c index e9d401f0da..98e07d3a16 100644 --- a/drivers/firmware/scmi/smt.c +++ b/drivers/firmware/scmi/smt.c @@ -49,6 +49,9 @@ int scmi_dt_get_smt_buffer(struct udevice *dev, struct scmi_smt *smt) if (!smt->buf) return -ENOMEM;
+ /* make this configurable as function of DTS property */ + scmi_smt_enable_intr(smt, true); + #ifdef CONFIG_ARM if (dcache_status()) { if (IS_ENABLED(CONFIG_ARM64)) diff --git a/drivers/firmware/scmi/smt.h b/drivers/firmware/scmi/smt.h index 9d669a6c92..768b0f4c8a 100644 --- a/drivers/firmware/scmi/smt.h +++ b/drivers/firmware/scmi/smt.h @@ -84,6 +84,16 @@ static inline void scmi_smt_put_channel(struct scmi_smt *smt) hdr->channel_status &= ~SCMI_SHMEM_CHAN_STAT_CHANNEL_ERROR; }
+static inline void scmi_smt_enable_intr(struct scmi_smt *smt, bool enable) +{ + struct scmi_smt_header *hdr = (void *)smt->buf; + + if (enable) + hdr->flags |= SCMI_SHMEM_FLAG_INTR_ENABLED; + else + hdr->flags &= ~SCMI_SHMEM_FLAG_INTR_ENABLED; +} + int scmi_dt_get_smt_buffer(struct udevice *dev, struct scmi_smt *smt);
/*