TWxSoftware/twx-linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

firmware: rockchip_sip: support wdt config

Browse Source 
Signed-off-by: XiaoDong Huang <derrick.huang@rock-chips.com>
Change-Id: I49bceb0dfe0c6bed797d34e98a48ab793f91dbce
This commit is contained in:
XiaoDong Huang
2022-05-09 15:52:07 +08:00
committed by Tao Huang
parent 2f34117233
commit 187a20276c
2 changed files with 29 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/firmware/rockchip_sip.c
+12
View File
@@ -584,6 +584,18 @@ int sip_fiq_control(u32 sub_func, u32 irq, unsigned long data)
return res.a0;
}
EXPORT_SYMBOL_GPL(sip_fiq_control);
int sip_wdt_config(u32 sub_func, u32 arg1, u32 arg2, u32 arg3)
{
struct arm_smccc_res res;
arm_smccc_smc(SIP_WDT_CFG, sub_func, arg1, arg2, arg3,
0, 0, 0, &res);
return res.a0;
}
EXPORT_SYMBOL_GPL(sip_wdt_config);
/******************************************************************************/
#ifdef CONFIG_ARM
static __init int sip_firmware_init(void)
include/linux/rockchip/rockchip_sip.h
+17
View File
@@ -54,6 +54,7 @@
#define RK_SIP_AMP_CFG 0x82000022
#define RK_SIP_FIQ_CTRL 0x82000024
#define SIP_HDCP_CONFIG 0x82000025
#define SIP_WDT_CFG 0x82000026
/* Rockchip Sip version */
#define SIP_IMPLEMENT_V1 (1)
@@ -182,6 +183,13 @@ enum {
MAX_DEVICE,
};
/* SIP_WDT_CONFIG call types */
enum {
WDT_START = 0,
WDT_STOP = 1,
WDT_PING = 2,
};
/*
* Rules: struct arm_smccc_res contains result and data, details:
*
@@ -224,6 +232,7 @@ int sip_fiq_debugger_sdei_switch_cpu(u32 cur_cpu, u32 target_cpu, u32 flag);
int sip_fiq_debugger_is_enabled(void);
int sip_fiq_debugger_sdei_get_event_id(u32 *fiq, u32 *sw_cpu, u32 *flag);
int sip_fiq_control(u32 sub_func, u32 irq, unsigned long data);
int sip_wdt_config(u32 sub_func, u32 arg1, u32 arg2, u32 arg3);
#else
static inline struct arm_smccc_res sip_smc_get_atf_version(void)
{
@@ -348,6 +357,14 @@ static inline int sip_fiq_control(u32 sub_func, u32 irq, unsigned long data)
{
return 0;
}
static inline int sip_wdt_config(u32 sub_func,
u32 arg1,
u32 arg2,
u32 arg3)
{
return 0;
}
#endif
/* 32-bit OP-TEE context, never change order of members! */