diff options
| author | Ye Li <ye.li@nxp.com> | 2022-04-06 09:30:08 +0300 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2022-04-12 18:33:56 +0300 |
| commit | 5579d66e378624999f109be3de5a183e45fb698b (patch) | |
| tree | 3260dea4bfbe3be6b8d4e29b115d139c03e5ef4c /arch/arm/include/asm/arch-imx8ulp | |
| parent | 8576f1a67a632ab07623b6cb0b95d3e8465b978a (diff) | |
| download | u-boot-5579d66e378624999f109be3de5a183e45fb698b.tar.xz | |
imx: imx8ulp: Add M33 handshake functions
Add functions to check if M33 image is booted and handshake with M33
image via MU. A core notifies M33 to start init by FCR F0, then wait
M33 init done signal by checking FSR F0.
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'arch/arm/include/asm/arch-imx8ulp')
| -rw-r--r-- | arch/arm/include/asm/arch-imx8ulp/imx-regs.h | 1 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-imx8ulp/sys_proto.h | 2 |
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-imx8ulp/imx-regs.h b/arch/arm/include/asm/arch-imx8ulp/imx-regs.h index 91adc85525..723bab584c 100644 --- a/arch/arm/include/asm/arch-imx8ulp/imx-regs.h +++ b/arch/arm/include/asm/arch-imx8ulp/imx-regs.h @@ -14,6 +14,7 @@ #define CMC0_RBASE 0x28025000 +#define MU0_B_BASE_ADDR 0x29220000 #define CMC1_BASE_ADDR 0x29240000 #define SIM1_BASE_ADDR 0x29290000 diff --git a/arch/arm/include/asm/arch-imx8ulp/sys_proto.h b/arch/arm/include/asm/arch-imx8ulp/sys_proto.h index 284ccafc98..5f030eaa0a 100644 --- a/arch/arm/include/asm/arch-imx8ulp/sys_proto.h +++ b/arch/arm/include/asm/arch-imx8ulp/sys_proto.h @@ -18,4 +18,6 @@ int xrdc_config_pdac_openacc(u32 bridge, u32 index); enum boot_device get_boot_device(void); void set_lpav_qos(void); void load_lposc_fuse(void); +bool m33_image_booted(void); +int m33_image_handshake(ulong timeout_ms); #endif |