SCMI_PROTOCOL_ID_CLOCK = 0x14,
SCMI_PROTOCOL_ID_SENSOR = 0x15,
SCMI_PROTOCOL_ID_RESET_DOMAIN = 0x16,
+ SCMI_PROTOCOL_ID_VOLTAGE_DOMAIN = 0x17,
};
enum scmi_status_code {
};
/*
+ * Generic message IDs
+ */
+enum scmi_discovery_id {
+ SCMI_PROTOCOL_VERSION = 0x0,
+ SCMI_PROTOCOL_ATTRIBUTES = 0x1,
+ SCMI_PROTOCOL_MESSAGE_ATTRIBUTES = 0x2,
+};
+
+/*
* SCMI Clock Protocol
*/
enum scmi_clock_message_id {
+ SCMI_CLOCK_ATTRIBUTES = 0x3,
SCMI_CLOCK_RATE_SET = 0x5,
SCMI_CLOCK_RATE_GET = 0x6,
SCMI_CLOCK_CONFIG_SET = 0x7,
};
+#define SCMI_CLK_PROTO_ATTR_COUNT_MASK GENMASK(15, 0)
#define SCMI_CLK_RATE_ASYNC_NOTIFY BIT(0)
#define SCMI_CLK_RATE_ASYNC_NORESP (BIT(0) | BIT(1))
#define SCMI_CLK_RATE_ROUND_DOWN 0
#define SCMI_CLK_RATE_ROUND_UP BIT(2)
#define SCMI_CLK_RATE_ROUND_CLOSEST BIT(3)
+#define SCMI_CLOCK_NAME_LENGTH_MAX 16
+
+/**
+ * struct scmi_clk_get_nb_out - Response for SCMI_PROTOCOL_ATTRIBUTES command
+ * @status: SCMI command status
+ * @attributes: Attributes of the clock protocol, mainly number of clocks exposed
+ */
+struct scmi_clk_protocol_attr_out {
+ s32 status;
+ u32 attributes;
+};
+
+/**
+ * struct scmi_clk_attribute_in - Message payload for SCMI_CLOCK_ATTRIBUTES command
+ * @clock_id: SCMI clock ID
+ */
+struct scmi_clk_attribute_in {
+ u32 clock_id;
+};
+
+/**
+ * struct scmi_clk_get_nb_out - Response payload for SCMI_CLOCK_ATTRIBUTES command
+ * @status: SCMI command status
+ * @attributes: clock attributes
+ * @clock_name: name of the clock
+ */
+struct scmi_clk_attribute_out {
+ s32 status;
+ u32 attributes;
+ char clock_name[SCMI_CLOCK_NAME_LENGTH_MAX];
+};
+
/**
* struct scmi_clk_state_in - Message payload for CLOCK_CONFIG_SET command
* @clock_id: SCMI clock ID
/**
* struct scmi_clk_state_in - Message payload for CLOCK_RATE_SET command
- * @clock_id: SCMI clock ID
* @flags: Flags for the clock rate set request
+ * @clock_id: SCMI clock ID
* @rate_lsb: 32bit LSB of the clock rate in Hertz
* @rate_msb: 32bit MSB of the clock rate in Hertz
*/
struct scmi_clk_rate_set_in {
- u32 clock_id;
u32 flags;
+ u32 clock_id;
u32 rate_lsb;
u32 rate_msb;
};
s32 status;
};
+/*
+ * SCMI Voltage Domain Protocol
+ */
+
+enum scmi_voltage_domain_message_id {
+ SCMI_VOLTAGE_DOMAIN_ATTRIBUTES = 0x3,
+ SCMI_VOLTAGE_DOMAIN_CONFIG_SET = 0x5,
+ SCMI_VOLTAGE_DOMAIN_CONFIG_GET = 0x6,
+ SCMI_VOLTAGE_DOMAIN_LEVEL_SET = 0x7,
+ SCMI_VOLTAGE_DOMAIN_LEVEL_GET = 0x8,
+};
+
+#define SCMI_VOLTD_NAME_LEN 16
+
+#define SCMI_VOLTD_CONFIG_MASK GENMASK(3, 0)
+#define SCMI_VOLTD_CONFIG_OFF 0
+#define SCMI_VOLTD_CONFIG_ON 0x7
+
+/**
+ * struct scmi_voltd_attr_in - Payload for VOLTAGE_DOMAIN_ATTRIBUTES message
+ * @domain_id: SCMI voltage domain ID
+ */
+struct scmi_voltd_attr_in {
+ u32 domain_id;
+};
+
+/**
+ * struct scmi_voltd_attr_out - Payload for VOLTAGE_DOMAIN_ATTRIBUTES response
+ * @status: SCMI command status
+ * @attributes: Retrieved attributes of the voltage domain
+ * @name: Voltage domain name
+ */
+struct scmi_voltd_attr_out {
+ s32 status;
+ u32 attributes;
+ char name[SCMI_VOLTD_NAME_LEN];
+};
+
+/**
+ * struct scmi_voltd_config_set_in - Message payload for VOLTAGE_CONFIG_SET cmd
+ * @domain_id: SCMI voltage domain ID
+ * @config: Configuration data of the voltage domain
+ */
+struct scmi_voltd_config_set_in {
+ u32 domain_id;
+ u32 config;
+};
+
+/**
+ * struct scmi_voltd_config_set_out - Response for VOLTAGE_CONFIG_SET command
+ * @status: SCMI command status
+ */
+struct scmi_voltd_config_set_out {
+ s32 status;
+};
+
+/**
+ * struct scmi_voltd_config_get_in - Message payload for VOLTAGE_CONFIG_GET cmd
+ * @domain_id: SCMI voltage domain ID
+ */
+struct scmi_voltd_config_get_in {
+ u32 domain_id;
+};
+
+/**
+ * struct scmi_voltd_config_get_out - Response for VOLTAGE_CONFIG_GET command
+ * @status: SCMI command status
+ * @config: Configuration data of the voltage domain
+ */
+struct scmi_voltd_config_get_out {
+ s32 status;
+ u32 config;
+};
+
+/**
+ * struct scmi_voltd_level_set_in - Message payload for VOLTAGE_LEVEL_SET cmd
+ * @domain_id: SCMI voltage domain ID
+ * @flags: Parameter flags for configuring target level
+ * @voltage_level: Target voltage level in microvolts (uV)
+ */
+struct scmi_voltd_level_set_in {
+ u32 domain_id;
+ u32 flags;
+ s32 voltage_level;
+};
+
+/**
+ * struct scmi_voltd_level_set_out - Response for VOLTAGE_LEVEL_SET command
+ * @status: SCMI command status
+ */
+struct scmi_voltd_level_set_out {
+ s32 status;
+};
+
+/**
+ * struct scmi_voltd_level_get_in - Message payload for VOLTAGE_LEVEL_GET cmd
+ * @domain_id: SCMI voltage domain ID
+ */
+struct scmi_voltd_level_get_in {
+ u32 domain_id;
+};
+
+/**
+ * struct scmi_voltd_level_get_out - Response for VOLTAGE_LEVEL_GET command
+ * @status: SCMI command status
+ * @voltage_level: Voltage level in microvolts (uV)
+ */
+struct scmi_voltd_level_get_out {
+ s32 status;
+ s32 voltage_level;
+};
+
#endif /* _SCMI_PROTOCOLS_H */