mb/siemens/chili: Move mainboard/gpio.h to variant/gpio.h

Move mainboard/gpio.h to variant/gpio.h and rename its methods to make
clear that these methods are implemented on variant level.

Change-Id: Ib4e7ec948ca4d019ad82ebc5abe39fc408281cf4
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48299
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/siemens/chili/include/mainboard/gpio.h b/src/mainboard/siemens/chili/include/mainboard/gpio.h
deleted file mode 100644
index ef2a21c..0000000
--- a/src/mainboard/siemens/chili/include/mainboard/gpio.h
+++ /dev/null
@@ -1,8 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#ifndef MAINBOARD_GPIO_H
-#define MAINBOARD_GPIO_H
-
-void mainboard_configure_gpios(void);
-
-#endif
diff --git a/src/mainboard/siemens/chili/include/variant/gpio.h b/src/mainboard/siemens/chili/include/variant/gpio.h
new file mode 100644
index 0000000..4258325
--- /dev/null
+++ b/src/mainboard/siemens/chili/include/variant/gpio.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef VARIANT_GPIO_H
+#define VARIANT_GPIO_H
+
+void variant_configure_gpios(void);
+
+#endif
diff --git a/src/mainboard/siemens/chili/romstage.c b/src/mainboard/siemens/chili/romstage.c
index 7453fa5..06927b0 100644
--- a/src/mainboard/siemens/chili/romstage.c
+++ b/src/mainboard/siemens/chili/romstage.c
@@ -1,11 +1,11 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
-#include <mainboard/gpio.h>
 #include <option.h>
 #include <soc/cnl_memcfg_init.h>
 #include <soc/gpio.h>
 #include <soc/romstage.h>
 #include <variant.h>
+#include <variant/gpio.h>
 
 void mainboard_memory_init_params(FSPM_UPD *memupd)
 {
@@ -31,7 +31,7 @@
 
 	variant_romstage_params(memupd);
 
-	mainboard_configure_gpios();
+	variant_configure_gpios();
 }
 
 __weak void variant_romstage_params(FSPM_UPD *const mupd)
diff --git a/src/mainboard/siemens/chili/variants/base/gpio.c b/src/mainboard/siemens/chili/variants/base/gpio.c
index 9d459cc..8264917 100644
--- a/src/mainboard/siemens/chili/variants/base/gpio.c
+++ b/src/mainboard/siemens/chili/variants/base/gpio.c
@@ -1,7 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <soc/gpio.h>
-#include <mainboard/gpio.h>
+#include <variant/gpio.h>
 
 static const struct pad_config gpio_table[] = {
 /* GPP_A14  GPIO                  */ PAD_NC(GPP_A14, NONE),
@@ -122,7 +122,7 @@
 /* GPP_J11  A4WP_PRESENT          */ PAD_CFG_NF(GPP_J11, NONE, DEEP, NF1),
 };
 
-void mainboard_configure_gpios(void)
+void variant_configure_gpios(void)
 {
 	gpio_configure_pads(gpio_table, ARRAY_SIZE(gpio_table));
 }
diff --git a/src/mainboard/siemens/chili/variants/chili/gpio.c b/src/mainboard/siemens/chili/variants/chili/gpio.c
index a259547..285103b 100644
--- a/src/mainboard/siemens/chili/variants/chili/gpio.c
+++ b/src/mainboard/siemens/chili/variants/chili/gpio.c
@@ -1,7 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <soc/gpio.h>
-#include <mainboard/gpio.h>
+#include <variant/gpio.h>
 
 static const struct pad_config gpio_table[] = {
 /* GPP_A14   GPIO                 0x0000002644000300 */ PAD_NC(GPP_A14, NONE),
@@ -121,7 +121,7 @@
 /* GPP_J11   A4WP_PRESENT         0x0000003944000700 */ PAD_CFG_NF(GPP_J11, NONE, DEEP, NF1),
 };
 
-void mainboard_configure_gpios(void)
+void variant_configure_gpios(void)
 {
 	gpio_configure_pads(gpio_table, ARRAY_SIZE(gpio_table));
 }