diff options
Diffstat (limited to 'src/soc/amd/stoneyridge/bootblock/bootblock.c')
-rw-r--r-- | src/soc/amd/stoneyridge/bootblock/bootblock.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/soc/amd/stoneyridge/bootblock/bootblock.c b/src/soc/amd/stoneyridge/bootblock/bootblock.c index c2440b0eb1..479e0fc9f2 100644 --- a/src/soc/amd/stoneyridge/bootblock/bootblock.c +++ b/src/soc/amd/stoneyridge/bootblock/bootblock.c @@ -93,6 +93,15 @@ asmlinkage void bootblock_c_entry(uint64_t base_timestamp) void bootblock_soc_early_init(void) { + /* + * This call (sb_reset_i2c_slaves) was originally early at + * bootblock_c_entry, but had to be moved here. There was an + * unexplained delay in the middle of the i2c transaction when + * we had it in bootblock_c_entry. Moving it to this point + * (or adding delays) fixes the issue. It seems like the processor + * just pauses but we don't know why. + */ + sb_reset_i2c_slaves(); bootblock_fch_early_init(); post_code(0x90); } |