mb/intel/adlrvp: Add initial ADL-P mainboard code

List of changes:
1. Initial code block to select SOC_INTEL_ALDERLAKE Kconfig
2. Add minimum code to make ADL-P RVP build successfully
3. Mainly bootblock and verstage code added to reach till verstage
4. Add support for 2 mainboards as ADL-P board with default EC (Windows
SKU) and Chrome EC (Chrome SKU)
5. Add empty dsdt.asl to avoid compilation error

TEST=Able to build and boot ADL-P RVP till romstage early.

Change-Id: I2b551f48a4eb4d621d9a86c5d189c517d5610069
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46054
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>

2 files changed, 34 insertions, 0 deletions

diff --git a/src/mainboard/intel/adlrvp/variants/baseboard/include/baseboard/gpio.h b/src/mainboard/intel/adlrvp/variants/baseboard/include/baseboard/gpio.h
new file mode 100644
index 0000000000..b61276c0c1
--- /dev/null
+++ b/src/mainboard/intel/adlrvp/variants/baseboard/include/baseboard/gpio.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __BASEBOARD_GPIO_H__
+#define __BASEBOARD_GPIO_H__
+
+#include <soc/gpe.h>
+#include <soc/gpio.h>
+
+/* eSPI virtual wire reporting */
+#define EC_SCI_GPI	GPE0_ESPI
+
+/* EC wake is LAN_WAKE# which is a special DeepSX wake pin */
+#define GPE_EC_WAKE	GPE0_LAN_WAK
+
+/* EC sync IRQ */
+#define EC_SYNC_IRQ	GPP_A15_IRQ
+
+#endif /* __BASEBOARD_GPIO_H__ */
diff --git a/src/mainboard/intel/adlrvp/variants/baseboard/include/baseboard/variants.h b/src/mainboard/intel/adlrvp/variants/baseboard/include/baseboard/variants.h
new file mode 100644
index 0000000000..7a8f444fee
--- /dev/null
+++ b/src/mainboard/intel/adlrvp/variants/baseboard/include/baseboard/variants.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __BASEBOARD_VARIANTS_H__
+#define __BASEBOARD_VARIANTS_H__
+
+#include <soc/gpio.h>
+#include <stdint.h>
+#include <vendorcode/google/chromeos/chromeos.h>
+
+/* The next set of functions return the gpio table and fill in the number of
+ * entries for each table. */
+const struct cros_gpio *variant_cros_gpios(size_t *num);
+
+void variant_configure_early_gpio_pads(void);
+
+#endif /*__BASEBOARD_VARIANTS_H__ */