[U-Boot,v3,105/108] x86: apollolake: Add Kconfig and Makefile
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Message ID 20191021033913.220758-100-sjg@chromium.org
State New
Delegated to: Bin Meng
Headers show
Series
  • x86: Add initial support for apollolake
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Commit Message

Simon Glass Oct. 21, 2019, 3:39 a.m. UTC
Add basic plumbing to allow apollolake support to be used.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

Changes in v3:
- Add MMC, video, USB configs
- Add an APL_SPI_FLASH_BOOT option to enable non-mmap boot
- Fix the incorrect value of CPU_ADDR_BITS

Changes in v2: None

 arch/x86/Kconfig                |  1 +
 arch/x86/cpu/Makefile           |  1 +
 arch/x86/cpu/apollolake/Kconfig | 87 +++++++++++++++++++++++++++++++++
 3 files changed, 89 insertions(+)
 create mode 100644 arch/x86/cpu/apollolake/Kconfig

Patch
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diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c9f1b6d8ada..36a0021adb7 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -106,6 +106,7 @@  source "board/google/Kconfig"
 source "board/intel/Kconfig"
 
 # platform-specific options below
+source "arch/x86/cpu/apollolake/Kconfig"
 source "arch/x86/cpu/baytrail/Kconfig"
 source "arch/x86/cpu/braswell/Kconfig"
 source "arch/x86/cpu/broadwell/Kconfig"
diff --git a/arch/x86/cpu/Makefile b/arch/x86/cpu/Makefile
index b6a010ea320..4c151f8c94d 100644
--- a/arch/x86/cpu/Makefile
+++ b/arch/x86/cpu/Makefile
@@ -41,6 +41,7 @@  extra-y += call32.o
 endif
 
 obj-y += intel_common/
+obj-$(CONFIG_INTEL_APOLLOLAKE) += apollolake/
 obj-$(CONFIG_INTEL_BAYTRAIL) += baytrail/
 obj-$(CONFIG_INTEL_BRASWELL) += braswell/
 obj-$(CONFIG_INTEL_BROADWELL) += broadwell/
diff --git a/arch/x86/cpu/apollolake/Kconfig b/arch/x86/cpu/apollolake/Kconfig
new file mode 100644
index 00000000000..e49ba5cb512
--- /dev/null
+++ b/arch/x86/cpu/apollolake/Kconfig
@@ -0,0 +1,87 @@ 
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright 2019 Google LLC
+#
+
+config INTEL_APOLLOLAKE
+	bool
+	select FSP_VERSION2
+	select HAVE_FSP
+	select ARCH_MISC_INIT
+	select USE_CAR
+	select INTEL_PMC
+	select TPL_X86_TSC_TIMER_NATIVE
+	select SPL_PCH_SUPPORT
+	select TPL_PCH_SUPPORT
+	select PCH_SUPPORT
+	select P2SB
+	imply ENABLE_MRC_CACHE
+	imply AHCI_PCI
+	imply SCSI
+	imply SCSI_AHCI
+	imply SPI_FLASH
+	imply USB
+	imply USB_EHCI_HCD
+	imply TPL
+	imply SPL
+	imply TPL_X86_16BIT_INIT
+	imply TPL_OF_PLATDATA
+	imply ACPI_PMC
+	imply MMC
+	imply DM_MMC
+	imply MMC_PCI
+	imply MMC_SDHCI
+	imply CMD_MMC
+	imply VIDEO_FSP
+
+if INTEL_APOLLOLAKE
+
+config DCACHE_RAM_BASE
+	default 0xfef00000
+
+config DCACHE_RAM_SIZE
+	default 0xc0000
+
+config DCACHE_RAM_MRC_VAR_SIZE
+	default 0xb0000
+
+config CPU_SPECIFIC_OPTIONS
+	def_bool y
+	select SMM_TSEG
+	select X86_RAMTEST
+
+config SMM_TSEG_SIZE
+	hex
+	default 0x800000
+
+config MMCONF_BASE_ADDRESS
+	hex
+	default 0xe0000000
+
+config INTEL_GPIO_DUAL_ROUTE_SUPPORT
+	def_bool y
+
+config INTEL_GPIO_PADCFG_PADTOL
+	def_bool n
+
+config INTEL_GPIO_IOSTANDBY
+	def_bool y
+
+config TPL_SIZE_LIMIT
+	default 0x7800
+
+config CPU_ADDR_BITS
+	default 39
+
+config APL_SPI_FLASH_BOOT
+	bool "Support booting with SPI-flash driver instead memory-mapped SPI"
+	select TPL_SPI_FLASH_SUPPORT
+	select TPL_SPI_SUPPORT
+	help
+	  If you want to set BOOT_FROM_FAST_SPI_FLASH to true, enable this
+	  option. It enables SPI and SPI flash in TPL. Without the this only
+	  available boot method is to use memory-mapped SPI. Since this is
+	  actually fast and produces a TPL which is 7KB smaller, it is the
+	  default.
+
+endif