treewide: Add Kconfig variable MEMLAYOUT_LD_FILE

This change defines a Kconfig variable MEMLAYOUT_LD_FILE which allows
SoC/mainboard to provide a linker file for the platform. x86 already
provides a default memlayout.ld under src/arch/x86. With this new
Kconfig variable, it is possible for the SoC/mainboard code for x86 to
provide a custom linker file as well.

Makefile.inc is updated for all architectures to use this new Kconfig
variable instead of assuming memlayout.ld files under a certain
path. All non-x86 boards used memlayout.ld under mainboard
directory. However, a lot of these boards were simply including the
memlayout from SoC. So, this change also updates these mainboards and
SoCs to define the Kconfig as required.

BUG=b:155322763
TEST=Verified that abuild with --timeless option results in the same
coreboot.rom image for all boards.

Change-Id: I6a7f96643ed0519c93967ea2c3bcd881a5d6a4d6
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42292
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

10 files changed, 20 insertions, 20 deletions

diff --git a/src/mainboard/emulation/qemu-aarch64/Kconfig b/src/mainboard/emulation/qemu-aarch64/Kconfig
index b8896d28d1..368f7f3a69 100644
--- a/src/mainboard/emulation/qemu-aarch64/Kconfig
+++ b/src/mainboard/emulation/qemu-aarch64/Kconfig
@@ -24,6 +24,10 @@ config BOARD_SPECIFIC_OPTIONS
 	select MISSING_BOARD_RESET
 	select ARM64_USE_ARM_TRUSTED_FIRMWARE
 
+config MEMLAYOUT_LD_FILE
+	string
+	default "src/mainboard/emulation/qemu-aarch64/memlayout.ld"
+
 config MAINBOARD_DIR
 	string
 	default "emulation/qemu-aarch64"
diff --git a/src/mainboard/emulation/qemu-aarch64/Makefile.inc b/src/mainboard/emulation/qemu-aarch64/Makefile.inc
index 754656ffa2..15572ca9bc 100644
--- a/src/mainboard/emulation/qemu-aarch64/Makefile.inc
+++ b/src/mainboard/emulation/qemu-aarch64/Makefile.inc
@@ -12,10 +12,6 @@ bootblock-y += mmio.c
 romstage-y += mmio.c
 ramstage-y += mmio.c
 
-bootblock-y += memlayout.ld
-romstage-y += memlayout.ld
-ramstage-y += memlayout.ld
-
 bootblock-y += bootblock_custom.S
 
 CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/include
diff --git a/src/mainboard/emulation/qemu-armv7/Kconfig b/src/mainboard/emulation/qemu-armv7/Kconfig
index 4af58434bc..64e5bb7168 100644
--- a/src/mainboard/emulation/qemu-armv7/Kconfig
+++ b/src/mainboard/emulation/qemu-armv7/Kconfig
@@ -25,6 +25,10 @@ config BOARD_SPECIFIC_OPTIONS
 	select MISSING_BOARD_RESET
 	select NO_MONOTONIC_TIMER
 
+config MEMLAYOUT_LD_FILE
+	string
+	default "src/mainboard/emulation/qemu-armv7/memlayout.ld"
+
 config MAINBOARD_DIR
 	string
 	default "emulation/qemu-armv7"
diff --git a/src/mainboard/emulation/qemu-armv7/Makefile.inc b/src/mainboard/emulation/qemu-armv7/Makefile.inc
index 1b9e997ce1..65fdfe131e 100644
--- a/src/mainboard/emulation/qemu-armv7/Makefile.inc
+++ b/src/mainboard/emulation/qemu-armv7/Makefile.inc
@@ -15,7 +15,3 @@ ramstage-y += timer.c
 bootblock-y += mmio.c
 romstage-y += mmio.c
 ramstage-y += mmio.c
-
-bootblock-y += memlayout.ld
-romstage-y += memlayout.ld
-ramstage-y += memlayout.ld
diff --git a/src/mainboard/emulation/qemu-power8/Kconfig b/src/mainboard/emulation/qemu-power8/Kconfig
index aa3aceb367..5dbea721d1 100644
--- a/src/mainboard/emulation/qemu-power8/Kconfig
+++ b/src/mainboard/emulation/qemu-power8/Kconfig
@@ -17,6 +17,10 @@ config BOARD_SPECIFIC_OPTIONS
 	select BOOT_DEVICE_NOT_SPI_FLASH
 	select MISSING_BOARD_RESET
 
+config MEMLAYOUT_LD_FILE
+	string
+	default "src/mainboard/emulation/qemu-power8/memlayout.ld"
+
 config MAINBOARD_DIR
 	string
 	default "emulation/qemu-power8"
diff --git a/src/mainboard/emulation/qemu-power8/Makefile.inc b/src/mainboard/emulation/qemu-power8/Makefile.inc
index b713df71c9..4011983923 100644
--- a/src/mainboard/emulation/qemu-power8/Makefile.inc
+++ b/src/mainboard/emulation/qemu-power8/Makefile.inc
@@ -7,7 +7,3 @@ romstage-y += romstage.c
 ramstage-y += timer.c
 romstage-y += uart.c
 ramstage-y += uart.c
-
-bootblock-y += memlayout.ld
-romstage-y += memlayout.ld
-ramstage-y += memlayout.ld
diff --git a/src/mainboard/emulation/qemu-riscv/Kconfig b/src/mainboard/emulation/qemu-riscv/Kconfig
index 66aa599864..5b556fc190 100644
--- a/src/mainboard/emulation/qemu-riscv/Kconfig
+++ b/src/mainboard/emulation/qemu-riscv/Kconfig
@@ -30,6 +30,10 @@ config BOARD_SPECIFIC_OPTIONS
 	select DRIVERS_UART_8250MEM
 	select RISCV_HAS_OPENSBI
 
+config MEMLAYOUT_LD_FILE
+	string
+	default "src/mainboard/emulation/qemu-riscv/memlayout.ld"
+
 config MAINBOARD_DIR
 	string
 	default "emulation/qemu-riscv"
diff --git a/src/mainboard/emulation/qemu-riscv/Makefile.inc b/src/mainboard/emulation/qemu-riscv/Makefile.inc
index 7ca7e5930c..1a8342d2ca 100644
--- a/src/mainboard/emulation/qemu-riscv/Makefile.inc
+++ b/src/mainboard/emulation/qemu-riscv/Makefile.inc
@@ -13,8 +13,4 @@ ramstage-y += uart.c
 ramstage-y += rom_media.c
 ramstage-y += clint.c
 
-bootblock-y += memlayout.ld
-romstage-y += memlayout.ld
-ramstage-y += memlayout.ld
-
 CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/include
diff --git a/src/mainboard/emulation/spike-riscv/Kconfig b/src/mainboard/emulation/spike-riscv/Kconfig
index c46a04781c..3c1ae122e0 100644
--- a/src/mainboard/emulation/spike-riscv/Kconfig
+++ b/src/mainboard/emulation/spike-riscv/Kconfig
@@ -11,6 +11,10 @@ config BOARD_SPECIFIC_OPTIONS
 	select BOOT_DEVICE_NOT_SPI_FLASH
 	select MISSING_BOARD_RESET
 
+config MEMLAYOUT_LD_FILE
+	string
+	default "src/mainboard/emulation/spike-riscv/memlayout.ld"
+
 config MAINBOARD_DIR
 	string
 	default "emulation/spike-riscv"
diff --git a/src/mainboard/emulation/spike-riscv/Makefile.inc b/src/mainboard/emulation/spike-riscv/Makefile.inc
index 6d2911662d..fc5a7b32d0 100644
--- a/src/mainboard/emulation/spike-riscv/Makefile.inc
+++ b/src/mainboard/emulation/spike-riscv/Makefile.inc
@@ -10,7 +10,3 @@ romstage-y += clint.c
 ramstage-y += uart.c
 ramstage-y += rom_media.c
 ramstage-y += clint.c
-
-bootblock-y += memlayout.ld
-romstage-y += memlayout.ld
-ramstage-y += memlayout.ld