clk: scmi: add the command CLOCK_PARENT_SET
This patch adds the command CLOCK_PARENT_SET that can be used to set the
parent of a clock. ARM SCMI Version 3.2 supports to change the parent of
a clock device.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Alice Guo <alice.guo@nxp.com>
Reviewed-by: Ye Li <ye.li@nxp.com>
Reviewed-by: Marek Vasut <marex@denx.de>
diff --git a/include/scmi_protocols.h b/include/scmi_protocols.h
index 34f272c..342a65a 100644
--- a/include/scmi_protocols.h
+++ b/include/scmi_protocols.h
@@ -737,6 +737,7 @@
SCMI_CLOCK_RATE_SET = 0x5,
SCMI_CLOCK_RATE_GET = 0x6,
SCMI_CLOCK_CONFIG_SET = 0x7,
+ SCMI_CLOCK_PARENT_SET = 0xD,
};
#define SCMI_CLK_PROTO_ATTR_COUNT_MASK GENMASK(15, 0)
@@ -839,6 +840,24 @@
s32 status;
};
+/**
+ * struct scmi_clk_parent_state_in - Message payload for CLOCK_PARENT_SET command
+ * @clock_id: SCMI clock ID
+ * @parent_clk: SCMI clock ID
+ */
+struct scmi_clk_parent_set_in {
+ u32 clock_id;
+ u32 parent_clk;
+};
+
+/**
+ * struct scmi_clk_parent_set_out - Response payload for CLOCK_PARENT_SET command
+ * @status: SCMI command status
+ */
+struct scmi_clk_parent_set_out {
+ s32 status;
+};
+
/*
* SCMI Reset Domain Protocol
*/