[coreboot-gerrit] Change in coreboot[master]: soc/intel/tigerlake: Configure IPU based on devicetree

[Ravishankar Sarawadi (Code Review)]

Ravishankar Sarawadi has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/44627 )

Change subject: soc/intel/tigerlake: Configure IPU based on devicetree
......................................................................

soc/intel/tigerlake: Configure IPU based on devicetree

FSP enables IPU (Imaging Processing Unit) by default even if its
disabled in devicetree. We need to fill FSP upd based on the device
enablement in devicetree.

BUG=None
BRANCH=None
TEST=IPU is disabled and doesn't show in lspci.

Change-Id: Ieff57fb0ebc8522546d6b34da6ca2f2f845bf61d
---
M src/soc/intel/tigerlake/romstage/fsp_params.c
1 file changed, 4 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/27/44627/1

diff --git a/src/soc/intel/tigerlake/romstage/fsp_params.c b/src/soc/intel/tigerlake/romstage/fsp_params.c
index acb366b..0387a1d 100644
--- a/src/soc/intel/tigerlake/romstage/fsp_params.c
+++ b/src/soc/intel/tigerlake/romstage/fsp_params.c
@@ -188,6 +188,10 @@
    /* Change VmxEnable UPD value according to ENABLE_VMX Kconfig */
    m_cfg->VmxEnable = CONFIG(ENABLE_VMX);

+	/* IPU configuration */
+	dev = pcidev_path_on_root(SA_DEVFN_IPU);
+	m_cfg->SaIpuEnable = is_dev_enabled(dev);
+
    /* Command Pins Mirrored */
    m_cfg->CmdMirror[0] = config->CmdMirror;