mb/google/kahlee: Move ec.h into variant include directories

The mainboard directory is included through the PI makefile - most
mainboard directories aren't in the include path at all.  Move the
ec.h file into the baseboard/variant directory that is already in
the include path.

BUG=b:69220826
TEST=Build

Change-Id: I89d361b700c66ba576de724927574fdab9461fc6
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/22497
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/mainboard/google/kahlee/bootblock/bootblock.c

@@ -14,8 +14,8 @@
  */
 
 #include <bootblock_common.h>
-#include <ec.h>
 #include <soc/southbridge.h>
+#include <variant/ec.h>
 
 void bootblock_mainboard_init(void)
 {

src/mainboard/google/kahlee/dsdt.asl

@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  */
 
-#include "ec.h"
+#include <variant/ec.h>
 
 /* DefinitionBlock Statement */
 DefinitionBlock (

src/mainboard/google/kahlee/ec.c

@@ -16,9 +16,9 @@
 #include <arch/acpi.h>
 #include <console/console.h>
 #include <ec/google/chromeec/ec.h>
-#include "ec.h"
 #include <rules.h>
 #include <soc/southbridge.h>
+#include <variant/ec.h>
 
 static void ramstage_ec_init(void)
 {

src/mainboard/google/kahlee/mainboard.c

@@ -19,10 +19,10 @@
 #include <agesawrapper.h>
 #include <amd_pci_util.h>
 #include <cbmem.h>
-#include <ec.h>
 #include <baseboard/variants.h>
 #include <soc/nvs.h>
 #include <soc/smi.h>
+#include <variant/ec.h>
 #include <variant/thermal.h>
 #include <vendorcode/google/chromeos/chromeos.h>
 

src/mainboard/google/kahlee/smihandler.c

@@ -18,7 +18,7 @@
 #include <cpu/x86/smm.h>
 #include <ec/google/chromeec/smm.h>
 #include <soc/smi.h>
-#include "ec.h"
+#include <variant/ec.h>
 
 void mainboard_smi_sleep(u8 slp_typ)
 {

src/mainboard/google/kahlee/variants/grunt/include/variant/ec.h

@@ -0,0 +1 @@
+#include <baseboard/ec.h>

src/mainboard/google/kahlee/variants/kahlee/include/variant/ec.h

@@ -0,0 +1 @@
+#include <baseboard/ec.h>