diff options
| -rw-r--r-- | arch/arm/include/asm/arch-imx8ulp/s400_api.h | 2 | ||||
| -rw-r--r-- | board/freescale/imx8ulp_evk/spl.c | 19 | ||||
| -rw-r--r-- | drivers/misc/imx8ulp/s400_api.c | 41 |
3 files changed, 62 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-imx8ulp/s400_api.h b/arch/arm/include/asm/arch-imx8ulp/s400_api.h index 1856659..b3e6b3f 100644 --- a/arch/arm/include/asm/arch-imx8ulp/s400_api.h +++ b/arch/arm/include/asm/arch-imx8ulp/s400_api.h @@ -17,6 +17,7 @@ #define AHAB_WRITE_SECURE_FUSE_REQ_CID 0x91 #define AHAB_FWD_LIFECYCLE_UP_REQ_CID 0x95 #define AHAB_READ_FUSE_REQ_CID 0x97 +#define AHAB_GET_FW_VERSION_CID 0x9D #define AHAB_RELEASE_RDC_REQ_CID 0xC4 #define AHAB_WRITE_FUSE_REQ_CID 0xD6 #define AHAB_CAAM_RELEASE_CID 0xD7 @@ -39,6 +40,7 @@ int ahab_forward_lifecycle(u16 life_cycle, u32 *response); int ahab_write_fuse(u16 fuse_id, u32 fuse_val, bool lock, u32 *response); int ahab_read_common_fuse(u16 fuse_id, u32 *fuse_words, u32 fuse_num, u32 *response); int ahab_release_caam(u32 core_did, u32 *response); +int ahab_get_fw_version(u32 *fw_version, u32 *sha1, u32 *response); int ahab_dump_buffer(u32 *buffer, u32 buffer_length); #endif diff --git a/board/freescale/imx8ulp_evk/spl.c b/board/freescale/imx8ulp_evk/spl.c index 66bfc2b..ece9ff2 100644 --- a/board/freescale/imx8ulp_evk/spl.c +++ b/board/freescale/imx8ulp_evk/spl.c @@ -58,6 +58,23 @@ int power_init_board(void) return 0; } +void display_ele_fw_version(void) +{ + u32 fw_version, sha1, res; + int ret; + + ret = ahab_get_fw_version(&fw_version, &sha1, &res); + if (ret) { + printf("ahab get firmware version failed %d, 0x%x\n", ret, res); + } else { + printf("ELE firmware version %u.%u.%u-%x", + (fw_version & (0x00ff0000)) >> 16, + (fw_version & (0x0000ff00)) >> 8, + (fw_version & (0x000000ff)), sha1); + ((fw_version & (0x80000000)) >> 31) == 1 ? puts("-dirty\n") : puts("\n"); + } +} + void spl_board_init(void) { struct udevice *dev; @@ -77,6 +94,8 @@ void spl_board_init(void) puts("Normal Boot\n"); + display_ele_fw_version(); + /* After AP set iomuxc0, the i2c can't work, Need M33 to set it now */ /* Load the lposc fuse to work around ROM issue. The fuse depends on S400 to read. */ diff --git a/drivers/misc/imx8ulp/s400_api.c b/drivers/misc/imx8ulp/s400_api.c index 3ffdeb2..87f5880 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; |