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firmware: rockchip_sip: support access mem_os_reg

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Signed-off-by: XiaoDong Huang <derrick.huang@rock-chips.com>
Change-Id: Ic28ea22e37a03dcc4e930320ac59992affd5e765
This commit is contained in:
XiaoDong Huang 2024-07-12 16:33:24 +08:00
commit f056cfd8cd
2 changed files with 31 additions and 0 deletions
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16
drivers/firmware/rockchip_sip.c
View file

@ -264,6 +264,22 @@ struct arm_smccc_res sip_smc_lastlog_request(void)
}
EXPORT_SYMBOL_GPL(sip_smc_lastlog_request);
int sip_smc_access_mem_os_reg(u32 func, u32 id, u32 *val)
{
struct arm_smccc_res res;
if (val == NULL)
return SIP_RET_INVALID_PARAMS;
res = __invoke_sip_fn_smc(SIP_ACCESS_MEM_OS_REG, func, id, *val);
if (func == RK_MEM_OS_REG_READ)
*val = res.a1;
return res.a0;
}
EXPORT_SYMBOL_GPL(sip_smc_access_mem_os_reg);
int sip_smc_amp_config(u32 sub_func_id, u32 arg1, u32 arg2, u32 arg3)
{
struct arm_smccc_res res;

15
include/linux/rockchip/rockchip_sip.h
View file

@ -33,6 +33,7 @@
#define PSCI_SIP_VPU_RESET 0x8200000c
#define SIP_BUS_CFG 0x8200000d
#define SIP_LAST_LOG 0x8200000e
#define SIP_ACCESS_MEM_OS_REG 0x8200000f
#define SIP_SCMI_AGENT0 0x82000010
#define SIP_SCMI_AGENT1 0x82000011
#define SIP_SCMI_AGENT2 0x82000012
@ -120,6 +121,12 @@
/* wakeup state */
#define REMOTECTL_PWRKEY_WAKEUP 0xdeadbeaf
/* SIP_ACCESS_MEM_OS_REG child configs */
enum {
RK_MEM_OS_REG_READ = 0,
RK_MEM_OS_REG_WRITE,
};
/* SIP_MCU_CFG child configs, MCU ID */
enum {
RK_BUS_MCU,
@ -262,6 +269,7 @@ int sip_smc_secure_reg_write(u32 addr_phy, u32 val);
u32 sip_smc_secure_reg_read(u32 addr_phy);
struct arm_smccc_res sip_smc_bus_config(u32 arg0, u32 arg1, u32 arg2);
struct dram_addrmap_info *sip_smc_get_dram_map(void);
int sip_smc_access_mem_os_reg(u32 func, u32 id, u32 *val);
int sip_smc_amp_config(u32 sub_func_id, u32 arg1, u32 arg2, u32 arg3);
struct arm_smccc_res sip_smc_get_amp_info(u32 sub_func_id, u32 arg1);
struct arm_smccc_res sip_smc_get_pvtpll_info(u32 sub_func_id, u32 arg1);
@ -360,6 +368,13 @@ static inline struct dram_addrmap_info *sip_smc_get_dram_map(void)
return NULL;
}
static inline int sip_smc_access_mem_os_reg(u32 func,
u32 id,
u32 *val)
{
return 0;
}
static inline int sip_smc_amp_config(u32 sub_func_id,
u32 arg1,
u32 arg2,