Change in coreboot[master]: mb/siemens/mc_ehl: Switch to 16 MB ROM and provide a flashmap

[Patrick Georgi (Code Review)]

Patrick Georgi has submitted this change. ( https://review.coreboot.org/c/coreboot/+/56035 )

Change subject: mb/siemens/mc_ehl: Switch to 16 MB ROM and provide a flashmap
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mb/siemens/mc_ehl: Switch to 16 MB ROM and provide a flashmap

There is a 16 MB flash chip on mc_ehl. Set the ROM size accordingly and
provide a flashmap for partitioning. Select the used flashmap on variant
level to allow different layouts for different variants.

Change-Id: I694729ad98f91e27308220903c49e7cb7fc436b4
Signed-off-by: Werner Zeh 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56035
Tested-by: build bot (Jenkins) 
Reviewed-by: Mario Scheithauer 
---
M src/mainboard/siemens/mc_ehl/Kconfig
A src/mainboard/siemens/mc_ehl/mc_ehl.fmd
A src/mainboard/siemens/mc_ehl/variants/mc_ehl1/Kconfig
3 files changed, 19 insertions(+), 1 deletion(-)

Approvals:
  build bot (Jenkins): Verified
  Mario Scheithauer: Looks good to me, approved

diff --git a/src/mainboard/siemens/mc_ehl/Kconfig b/src/mainboard/siemens/mc_ehl/Kconfig
index 63b153b..035bc85 100644
--- a/src/mainboard/siemens/mc_ehl/Kconfig
+++ b/src/mainboard/siemens/mc_ehl/Kconfig
@@ -1,7 +1,7 @@
 config BOARD_SIEMENS_BASEBOARD_MC_EHL
    def_bool n
    select SOC_INTEL_ELKHARTLAKE
-	select BOARD_ROMSIZE_KB_32768
+	select BOARD_ROMSIZE_KB_16384
    select DRIVERS_I2C_GENERIC
    select HAVE_SPD_IN_CBFS
    select HAVE_ACPI_TABLES
diff --git a/src/mainboard/siemens/mc_ehl/mc_ehl.fmd b/src/mainboard/siemens/mc_ehl/mc_ehl.fmd
new file mode 100644
index 0000000..78faf2b
--- /dev/null
+++ b/src/mainboard/siemens/mc_ehl/mc_ehl.fmd
@@ -0,0 +1,11 @@
+FLASH @0xff000000 CONFIG_ROM_SIZE {
+	SI_ALL 0x400000 {
+		SI_DESC 0x1000
+		SI_ME 0x3ff000
+	}
+	SI_BIOS 0xc00000 {
+		FMAP 0x200
+		RW_MRC_CACHE 0x10000
+		COREBOOT(CBFS)
+	}
+}
diff --git a/src/mainboard/siemens/mc_ehl/variants/mc_ehl1/Kconfig b/src/mainboard/siemens/mc_ehl/variants/mc_ehl1/Kconfig
new file mode 100644
index 0000000..b6e2b33
--- /dev/null
+++ b/src/mainboard/siemens/mc_ehl/variants/mc_ehl1/Kconfig
@@ -0,0 +1,7 @@
+if BOARD_SIEMENS_MC_EHL1
+
+config FMDFILE
+	string
+	default "src/mainboard/$(CONFIG_MAINBOARD_DIR)/mc_ehl.fmd"
+
+endif # BOARD_SIEMENS_MC_EHL1