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drivers/genesyslogic/gl9750: Add driver for Genesys Logic GL9750

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The device is a PCIe Gen1 to SD 3.0 card reader controller to be
used in the Chromebook. The datasheet name is GL9750S and the revision
is 01.

The patch disables ASPM L0s.

BUG=b:206014046
TEST=Verify GL9750 enters L1 by observing CLKREQ# de-asserts.

Signed-off-by: Ben Chuang <benchuanggli@gmail.com>
Change-Id: I6d60cef41baade7457a159d3ce2f8d2e6b66e71c
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59429
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
This commit is contained in:
Ben Chuang
2021-11-18 16:33:05 +08:00
committed by Patrick Georgi
parent ea6a93f140
commit e987845fef
5 changed files with 74 additions and 1 deletions
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3
src/include/device/pci_ids.h
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@@ -2064,8 +2064,9 @@
#define PCI_DEVICE_ID_ALTIMA_AC9100 0x03ea
#define PCI_VENDOR_ID_GLI 0x17a0
#define PCI_DEVICE_ID_GLI_9763E 0xe763
#define PCI_DEVICE_ID_GLI_9750 0x9750
#define PCI_DEVICE_ID_GLI_9755 0x9755
#define PCI_DEVICE_ID_GLI_9763E 0xe763
#define PCI_VENDOR_ID_XGI 0x18ca
#define PCI_DEVICE_ID_XGI_20 0x0020