soc/intel/apollolake: Add config option for enabling hotplug

PcieRpHotPlug in apollolake UPD is default enabled. This change adds a
config option to enable hotplug only if explicitly requested by
mainboard. This changes the default behavior on all apollolake boards
to have hotplug disabled.

BUG=b:74633273
BRANCH=reef,coral

Change-Id: I572c054d31aaf5d43a79c4b1773ec9356da48d9d
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/25187
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Furquan Shaikh
2018-03-14 21:43:04 -07:00
parent 6d5e10c05d
commit 2cfc862a3e
2 changed files with 6 additions and 0 deletions

View File

@ -534,6 +534,9 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *silupd)
memcpy(silconfig->PcieRpClkReqNumber, cfg->pcie_rp_clkreq_pin,
sizeof(silconfig->PcieRpClkReqNumber));
memcpy(silconfig->PcieRpHotPlug, cfg->pcie_rp_hotplug_enable,
sizeof(silconfig->PcieRpHotPlug));
if (cfg->emmc_tx_cmd_cntl != 0)
silconfig->EmmcTxCmdCntl = cfg->emmc_tx_cmd_cntl;
if (cfg->emmc_tx_data_cntl1 != 0)