x86: Add basic Intel Quark processor support
Add minimum codes to support Intel Quark SoC. DRAM initialization
is not ready yet so a hardcoded gd->ram_size is assigned.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/x86/cpu/quark/Kconfig b/arch/x86/cpu/quark/Kconfig
new file mode 100644
index 0000000..163caac
--- /dev/null
+++ b/arch/x86/cpu/quark/Kconfig
@@ -0,0 +1,121 @@
+#
+# Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+config INTEL_QUARK
+ bool
+ select HAVE_RMU
+
+if INTEL_QUARK
+
+config HAVE_RMU
+ bool "Add a Remote Management Unit (RMU) binary"
+ help
+ Select this option to add a Remote Management Unit (RMU) binary
+ to the resulting U-Boot image. It is a data block (up to 64K) of
+ machine-specific code which must be put in the flash for the RMU
+ within the Quark SoC processor to access when powered up before
+ system BIOS is executed.
+
+config RMU_FILE
+ string "Remote Management Unit (RMU) binary filename"
+ depends on HAVE_RMU
+ default "rmu.bin"
+ help
+ The filename of the file to use as Remote Management Unit (RMU)
+ binary in the board directory.
+
+config RMU_ADDR
+ hex "Remote Management Unit (RMU) binary location"
+ depends on HAVE_RMU
+ default 0xfff00000
+ help
+ The location of the RMU binary is determined by a strap. It must be
+ put in flash at a location matching the strap-determined base address.
+
+ The default base address of 0xfff00000 indicates that the binary must
+ be located at offset 0 from the beginning of a 1MB flash device.
+
+config HAVE_CMC
+ bool
+ default HAVE_RMU
+
+config CMC_FILE
+ string
+ depends on HAVE_CMC
+ default RMU_FILE
+
+config CMC_ADDR
+ hex
+ depends on HAVE_CMC
+ default RMU_ADDR
+
+config ESRAM_BASE
+ hex
+ default 0x80000000
+ help
+ Embedded SRAM (eSRAM) memory-mapped base address.
+
+config PCIE_ECAM_BASE
+ hex
+ default 0xe0000000
+
+config RCBA_BASE
+ hex
+ default 0xfed1c000
+ help
+ Root Complex register block memory-mapped base address.
+
+config ACPI_PM1_BASE
+ hex
+ default 0x1000
+ help
+ ACPI Power Managment 1 (PM1) i/o-mapped base address.
+ This device is defined in ACPI specification, with 16 bytes in size.
+
+config ACPI_PBLK_BASE
+ hex
+ default 0x1010
+ help
+ ACPI Processor Block (PBLK) i/o-mapped base address.
+ This device is defined in ACPI specification, with 16 bytes in size.
+
+config SPI_DMA_BASE
+ hex
+ default 0x1020
+ help
+ SPI DMA i/o-mapped base address.
+
+config GPIO_BASE
+ hex
+ default 0x1080
+ help
+ GPIO i/o-mapped base address.
+
+config ACPI_GPE0_BASE
+ hex
+ default 0x1100
+ help
+ ACPI General Purpose Event 0 (GPE0) i/o-mapped base address.
+ This device is defined in ACPI specification, with 64 bytes in size.
+
+config WDT_BASE
+ hex
+ default 0x1140
+ help
+ Watchdog timer i/o-mapped base address.
+
+config SYS_CAR_ADDR
+ hex
+ default ESRAM_BASE
+
+config SYS_CAR_SIZE
+ hex
+ default 0x8000
+ help
+ Space in bytes in eSRAM used as Cache-As-ARM (CAR).
+ Note this size must not exceed eSRAM's total size.
+
+endif