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-rw-r--r--arch/x86/cpu/tangier/Makefile1
-rw-r--r--arch/x86/cpu/tangier/acpi.c87
-rw-r--r--arch/x86/include/asm/arch-tangier/acpi/global_nvs.asl16
-rw-r--r--arch/x86/include/asm/arch-tangier/acpi/platform.asl31
-rw-r--r--arch/x86/include/asm/arch-tangier/acpi/southcluster.asl298
-rw-r--r--arch/x86/include/asm/arch-tangier/global_nvs.h22
6 files changed, 455 insertions, 0 deletions
diff --git a/arch/x86/cpu/tangier/Makefile b/arch/x86/cpu/tangier/Makefile
index d146b3f5c2..92cfa555ed 100644
--- a/arch/x86/cpu/tangier/Makefile
+++ b/arch/x86/cpu/tangier/Makefile
@@ -5,3 +5,4 @@
#
obj-y += car.o tangier.o sdram.o
+obj-$(CONFIG_GENERATE_ACPI_TABLE) += acpi.o
diff --git a/arch/x86/cpu/tangier/acpi.c b/arch/x86/cpu/tangier/acpi.c
new file mode 100644
index 0000000000..75e777dcd7
--- /dev/null
+++ b/arch/x86/cpu/tangier/acpi.c
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2017 Intel Corporation
+ *
+ * Partially based on acpi.c for other x86 platforms
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <cpu.h>
+#include <dm.h>
+#include <dm/uclass-internal.h>
+#include <asm/acpi_table.h>
+#include <asm/ioapic.h>
+#include <asm/mpspec.h>
+#include <asm/tables.h>
+#include <asm/arch/global_nvs.h>
+
+void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
+ void *dsdt)
+{
+ struct acpi_table_header *header = &(fadt->header);
+
+ memset((void *)fadt, 0, sizeof(struct acpi_fadt));
+
+ acpi_fill_header(header, "FACP");
+ header->length = sizeof(struct acpi_fadt);
+ header->revision = 6;
+
+ fadt->firmware_ctrl = (u32)facs;
+ fadt->dsdt = (u32)dsdt;
+ fadt->preferred_pm_profile = ACPI_PM_UNSPECIFIED;
+
+ fadt->iapc_boot_arch = ACPI_FADT_VGA_NOT_PRESENT |
+ ACPI_FADT_NO_PCIE_ASPM_CONTROL;
+ fadt->flags =
+ ACPI_FADT_WBINVD |
+ ACPI_FADT_POWER_BUTTON | ACPI_FADT_SLEEP_BUTTON |
+ ACPI_FADT_SEALED_CASE | ACPI_FADT_HEADLESS |
+ ACPI_FADT_HW_REDUCED_ACPI;
+
+ fadt->minor_revision = 2;
+
+ fadt->x_firmware_ctl_l = (u32)facs;
+ fadt->x_firmware_ctl_h = 0;
+ fadt->x_dsdt_l = (u32)dsdt;
+ fadt->x_dsdt_h = 0;
+
+ header->checksum = table_compute_checksum(fadt, header->length);
+}
+
+u32 acpi_fill_madt(u32 current)
+{
+ current += acpi_create_madt_lapics(current);
+
+ current += acpi_create_madt_ioapic((struct acpi_madt_ioapic *)current,
+ io_apic_read(IO_APIC_ID) >> 24, IO_APIC_ADDR, 0);
+
+ return current;
+}
+
+u32 acpi_fill_mcfg(u32 current)
+{
+ /* TODO: Derive parameters from SFI MCFG table */
+ current += acpi_create_mcfg_mmconfig
+ ((struct acpi_mcfg_mmconfig *)current,
+ 0x3f500000, 0x0, 0x0, 0x0);
+
+ return current;
+}
+
+void acpi_create_gnvs(struct acpi_global_nvs *gnvs)
+{
+ struct udevice *dev;
+ int ret;
+
+ /* at least we have one processor */
+ gnvs->pcnt = 1;
+
+ /* override the processor count with actual number */
+ ret = uclass_find_first_device(UCLASS_CPU, &dev);
+ if (ret == 0 && dev != NULL) {
+ ret = cpu_get_count(dev);
+ if (ret > 0)
+ gnvs->pcnt = ret;
+ }
+}
diff --git a/arch/x86/include/asm/arch-tangier/acpi/global_nvs.asl b/arch/x86/include/asm/arch-tangier/acpi/global_nvs.asl
new file mode 100644
index 0000000000..b1f0f67979
--- /dev/null
+++ b/arch/x86/include/asm/arch-tangier/acpi/global_nvs.asl
@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) 2017 Intel Corporation
+ *
+ * Partially based on global_nvs.asl for other x86 platforms
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <asm/acpi/global_nvs.h>
+
+OperationRegion(GNVS, SystemMemory, ACPI_GNVS_ADDR, ACPI_GNVS_SIZE)
+Field(GNVS, ByteAcc, NoLock, Preserve)
+{
+ Offset (0x00),
+ PCNT, 8, /* processor count */
+}
diff --git a/arch/x86/include/asm/arch-tangier/acpi/platform.asl b/arch/x86/include/asm/arch-tangier/acpi/platform.asl
new file mode 100644
index 0000000000..a57b7cb319
--- /dev/null
+++ b/arch/x86/include/asm/arch-tangier/acpi/platform.asl
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2017 Intel Corporation
+ *
+ * Partially based on platform.asl for other x86 platforms
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <asm/acpi/statdef.asl>
+
+/*
+ * The _PTS method (Prepare To Sleep) is called before the OS is
+ * entering a sleep state. The sleep state number is passed in Arg0.
+ */
+Method(_PTS, 1)
+{
+}
+
+/* The _WAK method is called on system wakeup */
+Method(_WAK, 1)
+{
+ Return (Package() {0, 0})
+}
+
+/* ACPI global NVS */
+#include "global_nvs.asl"
+
+Scope (\_SB)
+{
+ #include "southcluster.asl"
+}
diff --git a/arch/x86/include/asm/arch-tangier/acpi/southcluster.asl b/arch/x86/include/asm/arch-tangier/acpi/southcluster.asl
new file mode 100644
index 0000000000..e80ec0a9be
--- /dev/null
+++ b/arch/x86/include/asm/arch-tangier/acpi/southcluster.asl
@@ -0,0 +1,298 @@
+/*
+ * Copyright (c) 2017 Intel Corporation
+ *
+ * Partially based on southcluster.asl for other x86 platforms
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+Device (PCI0)
+{
+ Name (_HID, EISAID("PNP0A08")) /* PCIe */
+ Name (_CID, EISAID("PNP0A03")) /* PCI */
+
+ Name (_ADR, 0)
+ Name (_BBN, 0)
+
+ Name (MCRS, ResourceTemplate()
+ {
+ /* Bus Numbers */
+ WordBusNumber(ResourceProducer, MinFixed, MaxFixed, PosDecode,
+ 0x0000, 0x0000, 0x00ff, 0x0000, 0x0100, , , PB00)
+
+ /* IO Region 0 */
+ WordIO(ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
+ 0x0000, 0x0000, 0x0cf7, 0x0000, 0x0cf8, , , PI00)
+
+ /* PCI Config Space */
+ IO(Decode16, 0x0cf8, 0x0cf8, 0x0001, 0x0008)
+
+ /* IO Region 1 */
+ WordIO(ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
+ 0x0000, 0x0d00, 0xffff, 0x0000, 0xf300, , , PI01)
+
+ /* GPIO Low Memory Region */
+ DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000ddcc0, 0x000ddccf, 0x00000000,
+ 0x00000010, , , GP00)
+
+ /* PSH Memory Region 0 */
+ DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x04819000, 0x04898fff, 0x00000000,
+ 0x00080000, , , PSH0)
+
+ /* PSH Memory Region 1 */
+ DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x04919000, 0x04920fff, 0x00000000,
+ 0x00008000, , , PSH1)
+
+ /* SST Memory Region */
+ DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x05e00000, 0x05ffffff, 0x00000000,
+ 0x00200000, , , SST0)
+
+ /* PCI Memory Region */
+ DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x80000000, 0xffffffff, 0x00000000,
+ 0x80000000, , , PMEM)
+ })
+
+ Method (_CRS, 0, Serialized)
+ {
+ Return (MCRS)
+ }
+
+ Method (_OSC, 4)
+ {
+ /* Check for proper GUID */
+ If (LEqual(Arg0, ToUUID("33db4d5b-1ff7-401c-9657-7441c03dd766"))) {
+ /* Let OS control everything */
+ Return (Arg3)
+ } Else {
+ /* Unrecognized UUID */
+ CreateDWordField(Arg3, 0, CDW1)
+ Or(CDW1, 4, CDW1)
+ Return (Arg3)
+ }
+ }
+
+ Device (SDHC)
+ {
+ Name (_ADR, 0x00010003)
+ Name (_DEP, Package (0x01)
+ {
+ GPIO
+ })
+ Name (PSTS, Zero)
+
+ Method (_STA)
+ {
+ Return (STA_VISIBLE)
+ }
+
+ Method (_PS3, 0, NotSerialized)
+ {
+ }
+
+ Method (_PS0, 0, NotSerialized)
+ {
+ If (PSTS == Zero)
+ {
+ If (^^GPIO.AVBL == One)
+ {
+ ^^GPIO.WFD3 = One
+ PSTS = One
+ }
+ }
+ }
+
+ /* BCM43340 */
+ Device (BRC1)
+ {
+ Name (_ADR, 0x01)
+ Name (_DEP, Package (0x01)
+ {
+ GPIO
+ })
+
+ Method (_STA)
+ {
+ Return (STA_VISIBLE)
+ }
+
+ Method (_RMV, 0, NotSerialized)
+ {
+ Return (Zero)
+ }
+
+ Method (_PS3, 0, NotSerialized)
+ {
+ If (^^^GPIO.AVBL == One)
+ {
+ ^^^GPIO.WFD3 = Zero
+ PSTS = Zero
+ }
+ }
+
+ Method (_PS0, 0, NotSerialized)
+ {
+ If (PSTS == Zero)
+ {
+ If (^^^GPIO.AVBL == One)
+ {
+ ^^^GPIO.WFD3 = One
+ PSTS = One
+ }
+ }
+ }
+ }
+
+ Device (BRC2)
+ {
+ Name (_ADR, 0x02)
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (STA_VISIBLE)
+ }
+
+ Method (_RMV, 0, NotSerialized)
+ {
+ Return (Zero)
+ }
+ }
+ }
+
+ Device (SPI5)
+ {
+ Name (_ADR, 0x00070001)
+ Name (RBUF, ResourceTemplate()
+ {
+ GpioIo(Exclusive, PullUp, 0, 0, IoRestrictionOutputOnly,
+ "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 91 }
+ GpioIo(Exclusive, PullUp, 0, 0, IoRestrictionOutputOnly,
+ "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 92 }
+ GpioIo(Exclusive, PullUp, 0, 0, IoRestrictionOutputOnly,
+ "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 93 }
+ GpioIo(Exclusive, PullUp, 0, 0, IoRestrictionOutputOnly,
+ "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 94 }
+ })
+
+ Method (_CRS, 0, NotSerialized)
+ {
+ Return (RBUF)
+ }
+
+ /*
+ * See
+ * http://www.kernel.org/doc/Documentation/acpi/gpio-properties.txt
+ * for more information about GPIO bindings.
+ */
+ Name (_DSD, Package () {
+ ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
+ Package () {
+ Package () {
+ "cs-gpios", Package () {
+ ^SPI5, 0, 0, 0,
+ ^SPI5, 1, 0, 0,
+ ^SPI5, 2, 0, 0,
+ ^SPI5, 3, 0, 0,
+ },
+ },
+ }
+ })
+
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (STA_VISIBLE)
+ }
+ }
+
+ Device (I2C1)
+ {
+ Name (_ADR, 0x00080000)
+
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (STA_VISIBLE)
+ }
+ }
+
+ Device (GPIO)
+ {
+ Name (_ADR, 0x000c0000)
+
+ Method (_STA)
+ {
+ Return (STA_VISIBLE)
+ }
+
+ Name (AVBL, Zero)
+ Method (_REG, 2, NotSerialized)
+ {
+ If (Arg0 == 0x08)
+ {
+ AVBL = Arg1
+ }
+ }
+
+ OperationRegion (GPOP, GeneralPurposeIo, 0, 1)
+ Field (GPOP, ByteAcc, NoLock, Preserve)
+ {
+ Connection (
+ GpioIo(Exclusive, PullDefault, 0, 0, IoRestrictionOutputOnly,
+ "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 56 }
+ ),
+ WFD3, 1,
+ }
+ }
+
+ Device (PWM0)
+ {
+ Name (_ADR, 0x00170000)
+
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (STA_VISIBLE)
+ }
+ }
+}
+
+Device (FLIS)
+{
+ Name (_HID, "PRP0001")
+ Name (_DDN, "Intel Merrifield Family-Level Interface Shim")
+ Name (RBUF, ResourceTemplate()
+ {
+ Memory32Fixed(ReadWrite, 0xFF0C0000, 0x00008000, )
+ PinGroup("spi5", ResourceProducer, ) { 90, 91, 92, 93, 94, 95, 96 }
+ PinGroup("uart0", ResourceProducer, ) { 115, 116, 117, 118 }
+ PinGroup("uart1", ResourceProducer, ) { 119, 120, 121, 122 }
+ PinGroup("uart2", ResourceProducer, ) { 123, 124, 125, 126 }
+ PinGroup("pwm0", ResourceProducer, ) { 144 }
+ PinGroup("pwm1", ResourceProducer, ) { 145 }
+ PinGroup("pwm2", ResourceProducer, ) { 132 }
+ PinGroup("pwm3", ResourceProducer, ) { 133 }
+ })
+
+ Method (_CRS, 0, NotSerialized)
+ {
+ Return (RBUF)
+ }
+
+ Name (_DSD, Package () {
+ ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
+ Package () {
+ Package () {"compatible", "intel,merrifield-pinctrl"},
+ }
+ })
+
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (STA_VISIBLE)
+ }
+}
diff --git a/arch/x86/include/asm/arch-tangier/global_nvs.h b/arch/x86/include/asm/arch-tangier/global_nvs.h
new file mode 100644
index 0000000000..8ab5cf2aa2
--- /dev/null
+++ b/arch/x86/include/asm/arch-tangier/global_nvs.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2017 Intel Corporation
+ *
+ * Partially based on global_nvs.h for other x86 platforms
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _GLOBAL_NVS_H_
+#define _GLOBAL_NVS_H_
+
+struct __packed acpi_global_nvs {
+ u8 pcnt; /* processor count */
+
+ /*
+ * Add padding so sizeof(struct acpi_global_nvs) == 0x100.
+ * This must match the size defined in the global_nvs.asl.
+ */
+ u8 rsvd[255];
+};
+
+#endif /* _GLOBAL_NVS_H_ */
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