mb/intel/mtlrvp: Enable ChromeOS build for mtlrvp

This patch enables building ChromeOS for mtlrvp.
Patch includes,
1. Add cros_gpios for mtlrvp
2. Add chrome OS configuration in Kconfig
3. Add Chromeos.c

BUG=b:224325352
TEST=Able to build with the patch and boot the mtlrvp platform with the
subsequent patches in the train (CB: 69886)

Signed-off-by: Harsha B R <harsha.b.r@intel.com>
Change-Id: Ia428941bd8269714c3edca6c7b0c2a3fbf08bd75
Signed-off-by: Jamie Ryu <jamie.m.ryu@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70724
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Usha P <usha.p@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 37 insertions, 0 deletions

diff --git a/src/mainboard/intel/mtlrvp/chromeos.c b/src/mainboard/intel/mtlrvp/chromeos.c
new file mode 100644
index 0000000000..bb6df26c45
--- /dev/null
+++ b/src/mainboard/intel/mtlrvp/chromeos.c
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/gpio.h>
+#include <bootmode.h>
+#include <boot/coreboot_tables.h>
+#include <gpio.h>
+#include <types.h>
+
+void fill_lb_gpios(struct lb_gpios *gpios)
+{
+	struct lb_gpio chromeos_gpios[] = {
+		{-1, ACTIVE_HIGH, get_lid_switch(), "lid"},
+		{-1, ACTIVE_HIGH, 0, "power"},
+		{-1, ACTIVE_HIGH, gfx_get_init_done(), "oprom"},
+		{-1, ACTIVE_HIGH, 0, "EC in RW"},
+	};
+	lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios));
+}
+
+#if !CONFIG(EC_GOOGLE_CHROMEEC_SWITCHES)
+int get_lid_switch(void)
+{
+	/* Lid always open */
+	return 1;
+}
+
+int get_recovery_mode_switch(void)
+{
+	return 0;
+}
+#endif /*!CONFIG(EC_GOOGLE_CHROMEEC_SWITCHES) */
+
+int get_write_protect_state(void)
+{
+	/* No write protect */
+	return 0;
+}