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soc/intel/jasperlake: Add JSL PMC as 'hidden' PCI device

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This change allows treating the PMC as a 'hidden' PCI device on Jasper
Lake, so that the MMIO & I/O resources can be exposed as belonging to
this device, instead of the system agent and LPC/eSPI.

Change-Id: Ie07987c68388d03359c43f64a849dc6e3f94676e
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42018
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Tim Wawrzynczak
2020-06-01 17:03:41 -06:00
committed by Patrick Georgi
parent 4164476dfc
commit c47422d6c3
5 changed files with 24 additions and 38 deletions
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4
src/soc/intel/jasperlake/chip.c
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@@ -150,6 +150,7 @@ static struct device_operations cpu_bus_ops = {
#endif
};
extern struct device_operations pmc_ops;
static void soc_enable(struct device *dev)
{
/* Set the operations if it is a special bus type */
@@ -157,6 +158,9 @@ static void soc_enable(struct device *dev)
dev->ops = &pci_domain_ops;
else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER)
dev->ops = &cpu_bus_ops;
else if (dev->path.type == DEVICE_PATH_PCI &&
dev->path.pci.devfn == PCH_DEVFN_PMC)
dev->ops = &pmc_ops;
}
struct chip_operations soc_intel_jasperlake_ops = {