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broadwell: Remove TPM device from lpc.asl

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This is not a standard feature so it should be included by the
mainboard if it is actually present in a sysetm.

BUG=chrome-os-partner:33385
BRANCH=samus,auron
TEST=build and boot on samus
CQ-DEPEND=CL:226663, CL:226664

Change-Id: Ib7c171a5a007a2dddfb3d80341c6dc488e383e99
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/226662
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Duncan Laurie 2014-10-30 15:21:13 -07:00 • committed by chrome-internal-fetch
commit 8909913f5c
3 changed files with 3 additions and 26 deletions
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2
src/soc/intel/broadwell/acpi/globalnvs.asl
View file

@ -52,7 +52,7 @@ Field (GNVS, ByteAcc, NoLock, Preserve)
TCRT, 8, // 0x10 - Critical Threshold
TPSV, 8, // 0x11 - Passive Threshold
TMAX, 8, // 0x12 - CPU Tj_max
TPMP, 8, // 0x13 - TPM Present
, 8, // 0x13 - Unused
S5U0, 8, // 0x14 - Enable USB in S5
S3U0, 8, // 0x15 - Enable USB in S3
S33G, 8, // 0x16 - Enable 3G in S3

23
src/soc/intel/broadwell/acpi/lpc.asl
View file

@ -201,29 +201,6 @@ Device (LPCB)
})
}
Device (TPM) // Trusted Platform Module
{
Name (_HID, EISAID("IFX0102"))
Name (_CID, 0x310cd041)
Name (_UID, 1)
Method (_STA, 0)
{
If (TPMP) {
Return (0xf)
} Else {
Return (0x0)
}
}
Name (_CRS, ResourceTemplate() {
IO (Decode16, 0x2e, 0x2e, 0x01, 0x02)
IO (Decode16, 0x6f0, 0x6f0, 0x01, 0x10)
Memory32Fixed (ReadWrite, 0xfed40000, 0x5000)
IRQ (Edge, Activehigh, Exclusive) { 6 }
})
}
#include "gpio.asl"
#include "irqlinks.asl"
#include <acpi/ec.asl>

4
src/soc/intel/broadwell/include/soc/nvs.h
View file

@ -44,7 +44,7 @@ typedef struct {
u8 tcrt; /* 0x10 - Critical Threshold */
u8 tpsv; /* 0x11 - Passive Threshold */
u8 tmax; /* 0x12 - CPU Tj_max */
u8 tpmp; /* 0x13 - TPM Present */
u8 unused1; /* 0x13 - Unused */
u8 s5u0; /* 0x14 - Enable USB in S5 */
u8 s3u0; /* 0x15 - Enable USB in S3 */
u8 s33g; /* 0x16 - Enable 3G in S3 */
@ -54,7 +54,7 @@ typedef struct {
u32 cbmc; /* 0x1d - 0x20 - Coreboot Memory Console */
u32 pm1i; /* 0x21 - 0x24 - PM1 wake status bit */
u32 gpei; /* 0x25 - 0x28 - GPE wake status bit */
u8 rsvd3[215];
u8 unused[215];
/* ChromeOS specific (0x100 - 0xfff) */
chromeos_acpi_t chromeos;