From: Peng Fan peng.fan@nxp.com
Introduce Sentinel API ahab_release_m33_trout to make sure sentinel release M33 trout and make sure M33 could boot.
Signed-off-by: Peng Fan peng.fan@nxp.com --- arch/arm/include/asm/mach-imx/s400_api.h | 1 + drivers/misc/sentinel/s400_api.c | 25 ++++++++++++++++++++++++ 2 files changed, 26 insertions(+)
diff --git a/arch/arm/include/asm/mach-imx/s400_api.h b/arch/arm/include/asm/mach-imx/s400_api.h index d95f8227b29..dc176e1f619 100644 --- a/arch/arm/include/asm/mach-imx/s400_api.h +++ b/arch/arm/include/asm/mach-imx/s400_api.h @@ -55,5 +55,6 @@ int ahab_get_fw_version(u32 *fw_version, u32 *sha1, u32 *response); int ahab_dump_buffer(u32 *buffer, u32 buffer_length); int ahab_get_info(struct sentinel_get_info_data *info, u32 *response); int ahab_get_fw_status(u32 *status, u32 *response); +int ahab_release_m33_trout(void);
#endif diff --git a/drivers/misc/sentinel/s400_api.c b/drivers/misc/sentinel/s400_api.c index ca7903670ed..01a673e5e13 100644 --- a/drivers/misc/sentinel/s400_api.c +++ b/drivers/misc/sentinel/s400_api.c @@ -420,3 +420,28 @@ int ahab_get_fw_status(u32 *status, u32 *response)
return ret; } + +int ahab_release_m33_trout(void) +{ + struct udevice *dev = gd->arch.s400_dev; + int size = sizeof(struct sentinel_msg); + struct sentinel_msg msg; + int ret; + + if (!dev) { + printf("s400 dev is not initialized\n"); + return -ENODEV; + } + + msg.version = AHAB_VERSION; + msg.tag = AHAB_CMD_TAG; + msg.size = 1; + msg.command = 0xd3; + + ret = misc_call(dev, false, &msg, size, &msg, size); + if (ret) + printf("Error: %s: ret %d, response 0x%x\n", + __func__, ret, msg.data[0]); + + return ret; +}