Merge git://git.denx.de/u-boot-x86

arch/x86/cpu/tangier/Makefile

@@ -5,3 +5,4 @@
 #
 
 obj-y += car.o tangier.o sdram.o
+obj-$(CONFIG_GENERATE_ACPI_TABLE) += acpi.o

arch/x86/cpu/tangier/acpi.c

+/*
+ * 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;
+	}
+}

arch/x86/include/asm/arch-tangier/acpi/global_nvs.asl

+/*
+ * 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 */
+}

arch/x86/include/asm/arch-tangier/acpi/platform.asl

+/*
+ * 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"
+}

arch/x86/include/asm/arch-tangier/acpi/southcluster.asl

+/*
+ * 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)
+    }
+}

arch/x86/include/asm/arch-tangier/global_nvs.h

+/*
+ * 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_ */

board/intel/edison/.gitignore

+dsdt.aml
+dsdt.asl.tmp
+dsdt.c

board/intel/edison/Kconfig

@@ -15,6 +15,12 @@ config SYS_CONFIG_NAME
 config SYS_TEXT_BASE
 	default 0x01101000
 
+config ROM_TABLE_ADDR
+	default 0x0e4500
+
+config ROM_TABLE_SIZE
+	default 0x007b00
+
 config BOARD_SPECIFIC_OPTIONS # dummy
 	def_bool y
 	select X86_LOAD_FROM_32_BIT

board/intel/edison/Makefile

@@ -5,3 +5,4 @@
 #
 
 obj-y	+= start.o edison.o
+obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o

board/intel/edison/dsdt.asl

+/*
+ * Copyright (c) 2017 Intel Corporation
+ *
+ * Partially based on dsdt.asl for other x86 boards
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+DefinitionBlock("dsdt.aml", "DSDT", 2, "U-BOOT", "U-BOOTBL", 0x00010000)
+{
+	/* platform specific */
+	#include <asm/arch/acpi/platform.asl>
+}

configs/theadorable-x86-conga-qa3-e3845-pcie-x4_defconfig

@@ -27,7 +27,6 @@ CONFIG_CMD_MMC=y
 CONFIG_CMD_SF=y
 CONFIG_CMD_SPI=y
 CONFIG_CMD_USB=y
-# CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_DHCP=y
 # CONFIG_CMD_NFS is not set
 CONFIG_CMD_PING=y

configs/theadorable-x86-conga-qa3-e3845_defconfig

@@ -26,7 +26,6 @@ CONFIG_CMD_MMC=y
 CONFIG_CMD_SF=y
 CONFIG_CMD_SPI=y
 CONFIG_CMD_USB=y
-# CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_DHCP=y
 # CONFIG_CMD_NFS is not set
 CONFIG_CMD_PING=y

configs/theadorable-x86-dfi-bt700_defconfig

@@ -25,7 +25,6 @@ CONFIG_CMD_PART=y
 CONFIG_CMD_SF=y
 CONFIG_CMD_SPI=y
 CONFIG_CMD_USB=y
-# CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_DHCP=y
 # CONFIG_CMD_NFS is not set
 CONFIG_CMD_PING=y

include/configs/edison.h

@@ -9,6 +9,9 @@
 
 #include <asm/ibmpc.h>
 
+/* ACPI */
+#define CONFIG_LAST_STAGE_INIT
+
 /* Boot */
 #define CONFIG_BOOTCOMMAND "run bootcmd"
 

include/configs/theadorable-x86-common.h

@@ -46,7 +46,7 @@
 	"yocto_tty=" __stringify(DEF_ENV_YOCTO_TTY) "\0"	\
 	"start_eth=if test -n \"${eth_init}\";"			\
 		"then run eth_init;else sleep 0;fi\0"		\
-	"kernel-ver=4.8.0-54\0"					\
+	"kernel-ver=4.8.0-54-generic\0"				\
 	"boot=zboot 03000000 0 04000000 ${filesize}\0"		\
 	"mtdparts=mtdparts=intel-spi:4k(descriptor),7084k(me)," \
 		"8k(env1),8k(env2),64k(mrc),640k(u-boot),"	\
@@ -58,7 +58,8 @@
 	"addmtd=setenv bootargs ${bootargs} ${mtdparts}\0"	\
 	"addmisc=setenv bootargs ${bootargs} "			\
 		"intel-spi.writeable=1 vmalloc=300M "		\
-		"pci=realloc=on,hpmemsize=0x12000000\0"		\
+		"pci=realloc=on,hpmemsize=0x12000000,"		\
+		"hpmemprefsize=0,hpiosize=0\0"	    		\
 	"bootcmd=if env exists recovery_status;"		\
 		"then run swupdate;"				\
 		"else run yocto_boot;run swupdate;"		\
@@ -68,9 +69,9 @@
 	"ubuntu_args_quiet=setenv bootargs "			\
 		"root=/dev/sda${ubuntu_part} ro quiet\0"	\
 	"ubuntu_load=load scsi 0:${ubuntu_part} 03000000 "	\
-		"/boot/vmlinuz-${kernel-ver}-generic;"		\
+		"/boot/vmlinuz-${kernel-ver};"			\
 		"load scsi 0:${ubuntu_part} 04000000 "		\
-		"/boot/initrd.img-${kernel-ver}-generic\0"	\
+		"/boot/initrd.img-${kernel-ver}\0"		\
 	"ubuntu_boot=run ubuntu_args_quiet addmtd addmisc "	\
 		"ubuntu_load boot\0"				\
 	"ubuntu_boot_console=run ubuntu_args addtty_ubuntu "	\
@@ -79,7 +80,7 @@
 	"net_boot=run start_eth net_args addtty_yocto addmtd addmisc;" \
 		"tftp 03000000 ${tftpdir}/bzImage;"		\
 		"load scsi 0:${ubuntu_part} 04000000 "		\
-		"/boot/initrd.img-${kernel-ver}-generic;"	\
+		"/boot/initrd.img-${kernel-ver};"		\
 		"run boot\0"					\
 	"yocto_args=setenv bootargs root=/dev/sda${yocto_part} " \
 		"panic=1\0"				\