diff options
| author | Arthur Heymans <arthur@aheymans.xyz> | 2019-10-13 23:14:08 +0200 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-11-29 09:38:39 +0000 |
| commit | 91eb2816faa4b2689f30ca47ff2585cf79ac53f3 (patch) | |
| tree | 884a89ddf4fee54cdf1e6df1a0845482b5ee6554 | |
| parent | 56d913eedb2f4f0df0b2210f139d857a829bdf96 (diff) | |
soc/intel/braswell: Don't reinitialize SPI after lockdown
With the common southbridge SPI code reinitialization after lockdown
is not necessary, hence the SMM finalize call becomes a no-op.
Change-Id: I9fae28185470f4d25ef1818627eb76ac38cf100b
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36006
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
| -rw-r--r-- | src/soc/intel/braswell/smihandler.c | 19 | ||||
| -rw-r--r-- | src/soc/intel/braswell/southcluster.c | 4 |
2 files changed, 0 insertions, 23 deletions
diff --git a/src/soc/intel/braswell/smihandler.c b/src/soc/intel/braswell/smihandler.c index b94fe653ad..d0306caaa3 100644 --- a/src/soc/intel/braswell/smihandler.c +++ b/src/soc/intel/braswell/smihandler.c @@ -280,22 +280,6 @@ static void southbridge_smi_gsmi(void) *ret = gsmi_exec(sub_command, param); } -static void finalize(void) -{ - static int finalize_done; - - if (finalize_done) { - printk(BIOS_DEBUG, "SMM already finalized.\n"); - return; - } - finalize_done = 1; - -#if CONFIG(SPI_FLASH_SMM) - /* Re-init SPI driver to handle locked BAR */ - spi_init(); -#endif -} - static void southbridge_smi_apmc(void) { uint8_t reg8; @@ -347,9 +331,6 @@ static void southbridge_smi_apmc(void) if (CONFIG(ELOG_GSMI)) southbridge_smi_gsmi(); break; - case APM_CNT_FINALIZE: - finalize(); - break; } mainboard_smi_apmc(reg8); diff --git a/src/soc/intel/braswell/southcluster.c b/src/soc/intel/braswell/southcluster.c index 9118f00a66..c233dc8172 100644 --- a/src/soc/intel/braswell/southcluster.c +++ b/src/soc/intel/braswell/southcluster.c @@ -650,10 +650,6 @@ static void finalize_chipset(void *unused) write32(spi + UVSCC, cfg.uvscc); write32(spi + LVSCC, cfg.lvscc | VCL); } - spi_init(); - - printk(BIOS_DEBUG, "Finalizing SMM.\n"); - outb(APM_CNT_FINALIZE, APM_CNT); } BOOT_STATE_INIT_ENTRY(BS_POST_DEVICE, BS_ON_EXIT, finalize_chipset, NULL); |