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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2020, Linaro Limited
*/
#ifndef __SANDBOX_SCMI_TEST_H
#define __SANDBOX_SCMI_TEST_H
#include <power-domain.h>
struct udevice;
struct sandbox_scmi_agent;
struct sandbox_scmi_service;
/**
* struct sandbox_scmi_pwd
* @id: Identifier of the power domain used in the SCMI protocol
* @pstate:: Power state of the domain
*/
struct sandbox_scmi_pwd {
uint id;
u32 pstate;
};
/**
* struct sandbox_scmi_clk - Simulated clock exposed by SCMI
* @id: Identifier of the clock used in the SCMI protocol
* @enabled: Clock state: true if enabled, false if disabled
* @rate: Clock rate in Hertz
*/
struct sandbox_scmi_clk {
bool enabled;
ulong rate;
};
/**
* struct sandbox_scmi_reset - Simulated reset controller exposed by SCMI
* @id: Identifier of the reset controller used in the SCMI protocol
* @asserted: Reset control state: true if asserted, false if desasserted
*/
struct sandbox_scmi_reset {
uint id;
bool asserted;
};
/**
* struct sandbox_scmi_voltd - Simulated voltage regulator exposed by SCMI
* @id: Identifier of the voltage domain used in the SCMI protocol
* @enabled: Regulator state: true if on, false if off
* @voltage_uv: Regulator current voltage in microvoltd (uV)
*/
struct sandbox_scmi_voltd {
uint id;
bool enabled;
int voltage_uv;
};
/**
* struct sandbox_scmi_agent - Simulated SCMI service seen by SCMI agent
* @pwdom_version: Implemented power domain protocol version
* @pwdom_count: Simulated power domains array size
* @clk: Simulated clocks
* @clk_count: Simulated clocks array size
* @reset: Simulated reset domains
* @reset_count: Simulated reset domains array size
* @voltd: Simulated voltage domains (regulators)
* @voltd_count: Simulated voltage domains array size
*/
struct sandbox_scmi_agent {
int pwdom_version;
struct sandbox_scmi_pwd *pwdom;
size_t pwdom_count;
struct sandbox_scmi_clk *clk;
size_t clk_count;
struct sandbox_scmi_reset *reset;
size_t reset_count;
struct sandbox_scmi_voltd *voltd;
size_t voltd_count;
};
/**
* struct sandbox_scmi_service - Reference to simutaed SCMI agents/services
* @agent: Pointer to SCMI sandbox agent or NULL if not probed
*/
struct sandbox_scmi_service {
struct sandbox_scmi_agent *agent;
};
/**
* struct sandbox_scmi_devices - Reference to devices probed through SCMI
* @pwdom: Array of power domains
* @pwdom_count: Number of power domains probed
* @clk: Array the clock devices
* @clk_count: Number of clock devices probed
* @reset: Array the reset controller devices
* @reset_count: Number of reset controller devices probed
* @regul: Array regulator devices
* @regul_count: Number of regulator devices probed
*/
struct sandbox_scmi_devices {
struct power_domain *pwdom;
size_t pwdom_count;
struct clk *clk;
size_t clk_count;
struct reset_ctl *reset;
size_t reset_count;
struct udevice **regul;
size_t regul_count;
};
#ifdef CONFIG_SCMI_FIRMWARE
/**
* sandbox_scmi_channel_id - Get the channel id
* @dev: Reference to the SCMI protocol device
*
* Return: Channel id
*/
unsigned int sandbox_scmi_channel_id(struct udevice *dev);
/**
* sandbox_scmi_service_ctx - Get the simulated SCMI services context
* sandbox_scmi_agent_ctx - Get the simulated SCMI agent context
* @dev: Reference to the test agent
* @return: Reference to backend simulated resources state
*/
struct sandbox_scmi_agent *sandbox_scmi_agent_ctx(struct udevice *dev);
/**
* sandbox_scmi_devices_ctx - Get references to devices accessed through SCMI
* @dev: Reference to the test device used get test resources
* @return: Reference to the devices probed by the SCMI test
*/
struct sandbox_scmi_devices *sandbox_scmi_devices_ctx(struct udevice *dev);
#else
inline unsigned int sandbox_scmi_channel_id(struct udevice *dev);
{
return 0;
}
static struct sandbox_scmi_agent *sandbox_scmi_agent_ctx(struct udevice *dev)
{
return NULL;
}
static inline
struct sandbox_scmi_devices *sandbox_scmi_devices_ctx(struct udevice *dev)
{
return NULL;
}
#endif /* CONFIG_SCMI_FIRMWARE */
#endif /* __SANDBOX_SCMI_TEST_H */
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