mb/google/volteer/var/voema: Enable EEPROM for OV2740

Add ACPI entries for AT24 NVM device.

BUG=b:169551066
TEST=Build and run for basic camera functions.

Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com>
Change-Id: Ib8fb684166649f78713050d62445bf47189b06ab
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50216
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jim Lai <jim.lai@intel.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
This commit is contained in:
David Wu 2021-02-02 17:08:21 +08:00 committed by Tim Wawrzynczak
parent ee1fb0aa1a
commit e65e9dd6b1
1 changed files with 66 additions and 0 deletions

View File

@ -271,4 +271,70 @@ Scope (\_SB.PCI0.I2C2)
}
})
}
Device (NVM0)
{
Name (_HID, "PRP0001") // _HID: Hardware ID
Name (_UID, 0x01) // _UID: Unique ID
Name (_DDN, "AT24 EEPROM") // _DDN: DOS Device Name
Method (_STA, 0, NotSerialized) // _STA: Status
{
Return (0x0F)
}
Name (_CRS, ResourceTemplate () // _CRS: Current Resource Settings
{
I2cSerialBusV2 (0x0050, ControllerInitiated, 0x00061A80,
AddressingMode7Bit, "\\_SB.PCI0.I2C2",
0x00, ResourceConsumer, , Exclusive,
)
})
Name (_DEP, Package (0x01) // _DEP: Dependencies
{
CAM1
})
Name (_PR0, Package (0x01) // _PR0: Power Resources for D0
{
FCPR
})
Name (_PR3, Package (0x01) // _PR3: Power Resources for D3hot
{
FCPR
})
Name (_DSD, Package (0x02) // _DSD: Device-Specific Data
{
ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301") /* Device Properties for _DSD */,
Package (0x06)
{
Package (0x02)
{
"size",
0x2000
},
Package (0x02)
{
"pagesize",
One
},
Package (0x02)
{
"read-only",
One
},
Package (0x02)
{
"address-width",
0x10
},
Package (0x02)
{
"compatible",
"atmel,24c64"
},
Package (0x02)
{
"i2c-allow-low-power-probe",
0x01
}
}
})
}
}