mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-04 10:30:32 +00:00
4d0c5762ad
Add ASL files for the Chrome OS EC, taken from coreboot. Signed-off-by: Simon Glass <sjg@chromium.org>
159 lines
3.4 KiB
Text
159 lines
3.4 KiB
Text
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Copyright (C) 2012 The ChromiumOS Authors. All rights reserved.
|
|
*/
|
|
|
|
/*
|
|
* Chrome OS Embedded Controller interface
|
|
*
|
|
* Constants that should be defined:
|
|
*
|
|
* SIO_EC_MEMMAP_ENABLE : Enable EC LPC memory map resources
|
|
* EC_LPC_ADDR_MEMMAP : Base address of memory map range
|
|
* EC_MEMMAP_SIZE : Size of memory map range
|
|
*
|
|
* SIO_EC_HOST_ENABLE : Enable EC host command interface resources
|
|
* EC_LPC_ADDR_HOST_DATA : EC host command interface data port
|
|
* EC_LPC_ADDR_HOST_CMD : EC host command interface command port
|
|
* EC_HOST_CMD_REGION0 : EC host command buffer
|
|
* EC_HOST_CMD_REGION1 : EC host command buffer
|
|
* EC_HOST_CMD_REGION_SIZE : EC host command buffer size
|
|
*/
|
|
|
|
// Scope is \_SB.PCI0.LPCB
|
|
|
|
Device (SIO) {
|
|
Name (_UID, 0)
|
|
Name (_ADR, 0)
|
|
|
|
#ifdef SIO_EC_MEMMAP_ENABLE
|
|
Device (ECMM) {
|
|
Name (_HID, EISAID ("PNP0C02"))
|
|
Name (_UID, 4)
|
|
|
|
Method (_STA, 0, NotSerialized) {
|
|
Return (0x0F)
|
|
}
|
|
|
|
Name (_CRS, ResourceTemplate ()
|
|
{
|
|
IO (Decode16, EC_LPC_ADDR_MEMMAP, EC_LPC_ADDR_MEMMAP,
|
|
0x08, EC_MEMMAP_SIZE)
|
|
})
|
|
|
|
Name (_PRS, ResourceTemplate ()
|
|
{
|
|
IO (Decode16, EC_LPC_ADDR_MEMMAP, EC_LPC_ADDR_MEMMAP,
|
|
0x08, EC_MEMMAP_SIZE)
|
|
})
|
|
}
|
|
#endif
|
|
|
|
#ifdef SIO_EC_HOST_ENABLE
|
|
Device (ECUI) {
|
|
Name (_HID, EISAID ("PNP0C02"))
|
|
Name (_UID, 3)
|
|
|
|
Method (_STA, 0, NotSerialized) {
|
|
Return (0x0F)
|
|
}
|
|
|
|
Name (_CRS, ResourceTemplate ()
|
|
{
|
|
IO (Decode16,
|
|
EC_LPC_ADDR_HOST_DATA, EC_LPC_ADDR_HOST_DATA,
|
|
0x01, 0x01)
|
|
IO (Decode16,
|
|
EC_LPC_ADDR_HOST_CMD, EC_LPC_ADDR_HOST_CMD,
|
|
0x01, 0x01)
|
|
IO (Decode16,
|
|
EC_HOST_CMD_REGION0, EC_HOST_CMD_REGION0, 0x08,
|
|
EC_HOST_CMD_REGION_SIZE)
|
|
IO (Decode16,
|
|
EC_HOST_CMD_REGION1, EC_HOST_CMD_REGION1, 0x08,
|
|
EC_HOST_CMD_REGION_SIZE)
|
|
})
|
|
|
|
Name (_PRS, ResourceTemplate ()
|
|
{
|
|
StartDependentFn (0, 0) {
|
|
IO (Decode16, EC_LPC_ADDR_HOST_DATA,
|
|
EC_LPC_ADDR_HOST_DATA, 0x01, 0x01)
|
|
IO (Decode16, EC_LPC_ADDR_HOST_CMD,
|
|
EC_LPC_ADDR_HOST_CMD, 0x01, 0x01)
|
|
IO (Decode16,
|
|
EC_HOST_CMD_REGION0, EC_HOST_CMD_REGION0,
|
|
0x08, EC_HOST_CMD_REGION_SIZE)
|
|
IO (Decode16,
|
|
EC_HOST_CMD_REGION1, EC_HOST_CMD_REGION1,
|
|
0x08, EC_HOST_CMD_REGION_SIZE)
|
|
}
|
|
EndDependentFn ()
|
|
})
|
|
}
|
|
#endif
|
|
|
|
#ifdef SIO_EC_ENABLE_COM1
|
|
Device (COM1) {
|
|
Name (_HID, EISAID ("PNP0501"))
|
|
Name (_UID, 1)
|
|
|
|
Method (_STA, 0, NotSerialized) {
|
|
Return (0x0F)
|
|
}
|
|
|
|
Name (_CRS, ResourceTemplate ()
|
|
{
|
|
IO (Decode16, 0x03F8, 0x3F8, 0x08, 0x08)
|
|
IRQNoFlags () {4}
|
|
})
|
|
|
|
Name (_PRS, ResourceTemplate ()
|
|
{
|
|
StartDependentFn (0, 0) {
|
|
IO (Decode16, 0x03F8, 0x3F8, 0x08, 0x08)
|
|
IRQNoFlags () {4}
|
|
}
|
|
EndDependentFn ()
|
|
})
|
|
}
|
|
#endif
|
|
}
|
|
|
|
#ifdef SIO_EC_ENABLE_PS2K
|
|
Device (PS2K) // Keyboard
|
|
{
|
|
Name (_UID, 0)
|
|
Name (_HID, "GOOG000A")
|
|
Name (_CID, Package() { EISAID("PNP0303"), EISAID("PNP030B") } )
|
|
|
|
Method (_STA, 0, NotSerialized) {
|
|
Return (0x0F)
|
|
}
|
|
|
|
Name (_CRS, ResourceTemplate()
|
|
{
|
|
IO (Decode16, 0x60, 0x60, 0x01, 0x01)
|
|
IO (Decode16, 0x64, 0x64, 0x01, 0x01)
|
|
#ifdef SIO_EC_PS2K_IRQ
|
|
SIO_EC_PS2K_IRQ
|
|
#else
|
|
IRQ (Edge, ActiveHigh, Exclusive) {1}
|
|
#endif
|
|
})
|
|
|
|
Name (_PRS, ResourceTemplate()
|
|
{
|
|
StartDependentFn (0, 0) {
|
|
IO (Decode16, 0x60, 0x60, 0x01, 0x01)
|
|
IO (Decode16, 0x64, 0x64, 0x01, 0x01)
|
|
#ifdef SIO_EC_PS2K_IRQ
|
|
SIO_EC_PS2K_IRQ
|
|
#else
|
|
IRQ (Edge, ActiveHigh, Exclusive) {1}
|
|
#endif
|
|
}
|
|
EndDependentFn ()
|
|
})
|
|
}
|
|
#endif
|