mainboard/google/kahlee: Add baseboard framework

BUG=b:68293392
TEST=Build only

Change-Id: Ie4d039b4da10a992fc9dd2b0221fd4a1644aae6a
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/22373
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/mainboard/google/kahlee/variants/baseboard/Makefile.inc

@@ -0,0 +1,22 @@
+#
+# This file is part of the coreboot project.
+#
+# Copyright (C) 2017 Google, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+
+bootblock-y += gpio.c
+
+romstage-y += gpio.c
+romstage-y += memory.c
+
+ramstage-y += gpio.c
+ramstage-y += memory.c

src/mainboard/google/kahlee/variants/baseboard/gpio.c

@@ -0,0 +1,40 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2017 Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <AGESA.h>
+#include <FchPlatform.h>
+#include <mainboard.h>
+#include <soc/smi.h>
+#include <soc/southbridge.h>
+#include <stdlib.h>
+
+const GPIO_CONTROL __attribute__((weak)) agesa_board_gpios[] = {
+
+};
+
+/*
+ * GPE setup table must match ACPI GPE ASL
+ *  { gevent, gpe, direction, level }
+ */
+static const struct sci_source gpe_table[] = {
+
+
+};
+
+const __attribute__((weak)) struct sci_source *get_gpe_table(size_t *num)
+{
+	*num = ARRAY_SIZE(gpe_table);
+	return gpe_table;
+}

src/mainboard/google/kahlee/variants/baseboard/include/baseboard/acpi/usb_oc.asl

@@ -0,0 +1,29 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Advanced Micro Devices, Inc.
+ * Copyright (C) 2013 Sage Electronic Engineering, LLC
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+/* USB overcurrent mapping pins.   */
+Name (UOM0, 0)
+Name (UOM1, 0)
+Name (UOM2, 0)
+Name (UOM3, 0)
+Name (UOM4, 0)
+Name (UOM5, 0)
+Name (UOM6, 0)
+Name (UOM7, 0)
+Name (UOM8, 0)
+Name (UOM9, 0)
+
+/* USB Overcurrent GPEs */

src/mainboard/google/kahlee/variants/baseboard/memory.c

@@ -0,0 +1,30 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2017 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <gpio.h> /* src/include/gpio.h */
+#include <baseboard/variants.h>
+#include <variant/gpio.h>
+
+size_t __attribute__((weak)) variant_board_id(void)
+{
+	gpio_t pads[] = {
+		[3] = MEM_CONFIG3,
+		[2] = MEM_CONFIG2,
+		[1] = MEM_CONFIG1,
+		[0] = MEM_CONFIG0,
+	};
+
+	return gpio_pullup_base2_value(pads, ARRAY_SIZE(pads));
+}