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authorVladimir Serbinenko <phcoder@gmail.com>2014-03-02 20:24:21 +0100
committerVladimir Serbinenko <phcoder@gmail.com>2014-08-17 21:27:46 +0200
commitbd146e0c9767525de6f7e05ab7e54ee043e6da0f (patch)
tree2c92c9a9d1a96c76ec696bc2c73853e9c5eabdfd /src/mainboard/apple
parent9b90824a1f8ec0e775f36a2811c059415f4de788 (diff)
downloadcoreboot-bd146e0c9767525de6f7e05ab7e54ee043e6da0f.tar.xz
apple/macbook21: EC handling ACPI implementation.
Now battery indicator and lid work. Change-Id: I2f747a408e331a245d91dd5f9c7ead0729f02a67 Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/5323 Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com> Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/mainboard/apple')
-rw-r--r--src/mainboard/apple/macbook21/acpi/ec.asl218
-rw-r--r--src/mainboard/apple/macbook21/devicetree.cb5
-rw-r--r--src/mainboard/apple/macbook21/dsdt.asl1
3 files changed, 220 insertions, 4 deletions
diff --git a/src/mainboard/apple/macbook21/acpi/ec.asl b/src/mainboard/apple/macbook21/acpi/ec.asl
index e69de29bb2..01bfb0c6a0 100644
--- a/src/mainboard/apple/macbook21/acpi/ec.asl
+++ b/src/mainboard/apple/macbook21/acpi/ec.asl
@@ -0,0 +1,218 @@
+Device(EC)
+{
+ Name(_HID, EISAID("PNP0C09"))
+ Name(_UID, 0)
+
+ Name(_GPE, 0x17)
+ Mutex(ECLK, 0)
+
+ OperationRegion(ERAM, EmbeddedControl, 0x00, 0x100)
+ Field(ERAM, ByteAcc, NoLock, Preserve)
+ {
+ Offset(0x01),
+ LIDS, 1, /* Lid status */
+ HPAC, 1,
+ Offset(0x02),
+ WKLD, 1, /* Lid wake */
+
+ Offset(0x20),
+ SPTR, 8,
+ SSTS, 8,
+ SADR, 8,
+ SCMD, 8,
+ SBFR, 256,
+ }
+ Field(ERAM, ByteAcc, Lock, Preserve)
+ {
+ Offset(0x24),
+ SBDW, 16,
+ }
+
+ Method(SBPC, 0, NotSerialized)
+ {
+ Store(1000, Local0)
+ While(Local0)
+ {
+ If(LEqual(SPTR, 0x00))
+ {
+ Return()
+ }
+
+ Sleep(1)
+ Decrement(Local0)
+ }
+ }
+
+ Method(SBRW, 2, NotSerialized)
+ {
+ Acquire(ECLK, 0xFFFF)
+ Store(ShiftLeft(Arg0, 0x01), SADR)
+ Store(Arg1, SCMD)
+ Store(0x09, SPTR)
+ SBPC()
+ Store(SBDW, Local0)
+ Release(ECLK)
+ Return(Local0)
+ }
+
+ Method(SBRB, 2, NotSerialized)
+ {
+ Acquire(ECLK, 0xFFFF)
+ Store(ShiftLeft(Arg0, 0x01), SADR)
+ Store(Arg1, SCMD)
+ Store(0x0B, SPTR)
+ SBPC()
+ Store(SBFR, Local0)
+ Release(ECLK)
+ Return(Local0)
+ }
+
+ /* LID status change. */
+ Method(_Q20, 0, NotSerialized)
+ {
+ Notify(LID, 0x80)
+ }
+
+ /* AC status change. */
+ Method(_Q21, 0, NotSerialized)
+ {
+ Notify(AC, 0x80)
+ }
+
+ Method(_CRS, 0)
+ {
+ Name(ECMD, ResourceTemplate()
+ {
+ IO(Decode16, 0x62, 0x62, 1, 1)
+ IO(Decode16, 0x66, 0x66, 1, 1)
+ })
+ Return(ECMD)
+ }
+
+ Method(_INI, 0, NotSerialized)
+ {
+ }
+
+ Device(LID)
+ {
+ Name(_HID, "PNP0C0D")
+
+ Method(_LID, 0, NotSerialized)
+ {
+ return(LIDS)
+ }
+ }
+
+ Device(AC)
+ {
+ Name(_HID, "ACPI0003")
+ Name(_UID, 0x00)
+ Name(_PCL, Package() { \_SB } )
+
+ Method(_PSR, 0, NotSerialized)
+ {
+ return(HPAC)
+ }
+
+ Method(_STA, 0, NotSerialized)
+ {
+ Return(0x0f)
+ }
+ }
+
+ Device(BAT0)
+ {
+ Name(_HID, EisaId("PNP0C0A"))
+ Name(_UID, 0x00)
+ Name(_PCL, Package() { \_SB })
+
+ Name(BATS, Package()
+ {
+ 0x00, // 0: PowerUnit: Report in mWh
+ 0xFFFFFFFF, // 1: Design cap
+ 0xFFFFFFFF, // 2: Last full charge cap
+ 0x01, // 3: Battery Technology
+ 10800, // 4: Design Voltage(mV)
+ 0x00, // 5: Warning design capacity
+ 200, // 6: Low design capacity
+ 10, // 7: granularity1
+ 10, // 8: granularity2
+ "", // 9: Model number
+ "", // A: Serial number
+ "", // B: Battery Type
+ "" // C: OEM information
+ })
+
+ Name(BATI, Package()
+ {
+ 0, // Battery State
+ // Bit 0 - discharge
+ // Bit 1 - charge
+ // Bit 2 - critical state
+ 0, // Battery present Rate
+ 0, // Battery remaining capacity
+ 0 // Battery present voltage
+ })
+
+ Method(_BIF, 0, NotSerialized)
+ {
+ Multiply(^^SBRW(0x0B, 0x18), 10, Index(BATS, 0x01))
+ Multiply(^^SBRW(0x0B, 0x10), 10, Index(BATS, 0x02))
+ Store(^^SBRW(0x0B, 0x19), Index(BATS, 0x04))
+ Store(^^SBRB(0x0B, 0x21), Index(BATS, 0x09))
+ Store(^^SBRB(0x0B, 0x22), Index(BATS, 0x0B))
+ Store(^^SBRB(0x0B, 0x20), Index(BATS, 0x0C))
+
+ Return(BATS)
+ }
+
+ Method(_STA, 0, NotSerialized)
+ {
+ If(And(^^SBRW(0x0A, 0x01), 0x01)) {
+ Return(0x1f)
+ } else {
+ Return(0x0f)
+ }
+ }
+
+ Method(_BST, 0, NotSerialized)
+ {
+ /* Check for battery presence. */
+ If(LNot(And(^^SBRW(0x0A, 0x01), 0x01))) {
+ Return(Package(4) {
+ 0,
+ 0xFFFFFFFF,
+ 0xFFFFFFFF,
+ 0xFFFFFFFF
+ })
+ }
+ Store(^^SBRW(0x0B, 0x09), Local1)
+ Store(Local1, Index(BATI, 0x03))
+ Store(^^SBRW(0x0B, 0x0A), Local0)
+ /* Sign-extend Local0. */
+ If(And(Local0, 0x8000))
+ {
+ Not(Local0, Local0)
+ And(Increment(Local0), 0xFFFF, Local0)
+ }
+
+ Multiply(Local0, Local1, Local0)
+ Divide(Local0, 1000, , Index(BATI, 1))
+ Multiply(^^SBRW(0x0B, 0x0F), 10, Index(BATI, 2))
+ If(HPAC)
+ {
+ If(LNot(And(^^SBRW(0x0B, 0x16), 0x40))) {
+ Store(2, Index(BATI, 0))
+ } Else {
+ Store(0, Index(BATI, 0))
+ }
+ }
+ Else
+ {
+ Store(0x01, Index(BATI, 0))
+ }
+
+ Return(BATI)
+ }
+ }
+}
diff --git a/src/mainboard/apple/macbook21/devicetree.cb b/src/mainboard/apple/macbook21/devicetree.cb
index 6b1e7fff35..258a329c8c 100644
--- a/src/mainboard/apple/macbook21/devicetree.cb
+++ b/src/mainboard/apple/macbook21/devicetree.cb
@@ -57,9 +57,8 @@ chip northbridge/intel/i945
# 0 No effect (default)
# 1 SMI# (if corresponding ALT_GPI_SMI_EN bit is also set)
# 2 SCI (if corresponding GPIO_EN bit is also set)
- register "gpi13_routing" = "2"
- register "gpi12_routing" = "1"
- register "gpi8_routing" = "2"
+ register "gpi1_routing" = "2"
+ register "gpi7_routing" = "2"
register "sata_ahci" = "0x1"
register "sata_ports_implemented" = "0x04"
diff --git a/src/mainboard/apple/macbook21/dsdt.asl b/src/mainboard/apple/macbook21/dsdt.asl
index e654d202dd..5ba7b09cc8 100644
--- a/src/mainboard/apple/macbook21/dsdt.asl
+++ b/src/mainboard/apple/macbook21/dsdt.asl
@@ -19,7 +19,6 @@
* MA 02110-1301 USA
*/
-#define THINKPAD_EC_GPE 28
#define BRIGHTNESS_UP \DSPC.BRTU
#define BRIGHTNESS_DOWN \DSPC.BRTD
#define ACPI_VIDEO_DEVICE \_SB.PCI0.GFX0