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i.MX8ULP: add display_ele_fw_version api

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implement get f/w version api.
print ele f/w version in spl.

Signed-off-by: Gaurav Jain <gaurav.jain@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta@nxp.com>
This commit is contained in:
Gaurav Jain 2022-05-11 14:07:55 +05:30 committed by Stefano Babic
parent cda8f87349
commit cad77280c3
3 changed files with 62 additions and 0 deletions
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2
arch/arm/include/asm/arch-imx8ulp/s400_api.h
View file

@ -17,6 +17,7 @@
#define AHAB_WRITE_SECURE_FUSE_REQ_CID 0x91 #define AHAB_WRITE_SECURE_FUSE_REQ_CID 0x91
#define AHAB_FWD_LIFECYCLE_UP_REQ_CID 0x95 #define AHAB_FWD_LIFECYCLE_UP_REQ_CID 0x95
#define AHAB_READ_FUSE_REQ_CID 0x97 #define AHAB_READ_FUSE_REQ_CID 0x97
#define AHAB_GET_FW_VERSION_CID 0x9D
#define AHAB_RELEASE_RDC_REQ_CID 0xC4 #define AHAB_RELEASE_RDC_REQ_CID 0xC4
#define AHAB_WRITE_FUSE_REQ_CID 0xD6 #define AHAB_WRITE_FUSE_REQ_CID 0xD6
#define AHAB_CAAM_RELEASE_CID 0xD7 #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_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_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_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); int ahab_dump_buffer(u32 *buffer, u32 buffer_length);
#endif #endif

19
board/freescale/imx8ulp_evk/spl.c
View file

@ -58,6 +58,23 @@ int power_init_board(void)
return 0; 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) void spl_board_init(void)
{ {
struct udevice *dev; struct udevice *dev;
@ -77,6 +94,8 @@ void spl_board_init(void)
puts("Normal Boot\n"); puts("Normal Boot\n");
display_ele_fw_version();
/* After AP set iomuxc0, the i2c can't work, Need M33 to set it now */ /* 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. */ /* Load the lposc fuse to work around ROM issue. The fuse depends on S400 to read. */

41
drivers/misc/imx8ulp/s400_api.c
View file

@ -272,6 +272,47 @@ int ahab_release_caam(u32 core_did, u32 *response)
return ret; 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) int ahab_dump_buffer(u32 *buffer, u32 buffer_length)
{ {
struct udevice *dev = gd->arch.s400_dev; struct udevice *dev = gd->arch.s400_dev;