diff options
Diffstat (limited to 'drivers/misc/imx8ulp/s400_api.c')
| -rw-r--r-- | drivers/misc/imx8ulp/s400_api.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/misc/imx8ulp/s400_api.c b/drivers/misc/imx8ulp/s400_api.c index 3ffdeb2ad2a..87f5880ccb8 100644 --- a/drivers/misc/imx8ulp/s400_api.c +++ b/drivers/misc/imx8ulp/s400_api.c @@ -272,6 +272,47 @@ int ahab_release_caam(u32 core_did, u32 *response) return ret; } +int ahab_get_fw_version(u32 *fw_version, u32 *sha1, u32 *response) +{ + struct udevice *dev = gd->arch.s400_dev; + int size = sizeof(struct imx8ulp_s400_msg); + struct imx8ulp_s400_msg msg; + int ret; + + if (!dev) { + printf("s400 dev is not initialized\n"); + return -ENODEV; + } + + if (!fw_version) { + printf("Invalid parameters for f/w version read\n"); + return -EINVAL; + } + + if (!sha1) { + printf("Invalid parameters for commit sha1\n"); + return -EINVAL; + } + + msg.version = AHAB_VERSION; + msg.tag = AHAB_CMD_TAG; + msg.size = 1; + msg.command = AHAB_GET_FW_VERSION_CID; + + 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]); + + if (response) + *response = msg.data[0]; + + *fw_version = msg.data[1]; + *sha1 = msg.data[2]; + + return ret; +} + int ahab_dump_buffer(u32 *buffer, u32 buffer_length) { struct udevice *dev = gd->arch.s400_dev; |