1 files changed, 108 insertions, 0 deletions
diff --git a/board/vell/board.c b/board/vell/board.c
new file mode 100644
index 0000000000..6776cc3f7f
--- /dev/null
+++ b/board/vell/board.c
@@ -0,0 +1,108 @@
+/* Copyright 2021 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "battery.h"
+#include "button.h"
+#include "charge_ramp.h"
+#include "charger.h"
+#include "common.h"
+#include "compile_time_macros.h"
+#include "console.h"
+#include "gpio.h"
+#include "gpio_signal.h"
+#include "hooks.h"
+#include "driver/accel_lis2dw12.h"
+#include "driver/accelgyro_lsm6dso.h"
+#include "driver/als_tcs3400.h"
+#include "fw_config.h"
+#include "hooks.h"
+#include "lid_switch.h"
+#include "power_button.h"
+#include "power.h"
+#include "registers.h"
+#include "switch.h"
+#include "tablet_mode.h"
+#include "throttle_ap.h"
+#include "usbc_config.h"
+
+#include "gpio_list.h" /* Must come after other header files. */
+
+/* Console output macros */
+#define CPRINTF(format, args...) cprintf(CC_CHARGER, format, ## args)
+#define CPRINTS(format, args...) cprints(CC_CHARGER, format, ## args)
+
+__override void board_cbi_init(void)
+{
+	config_usb_db_type();
+}
+
+/* Called on AP S3 -> S0 transition */
+static void board_chipset_resume(void)
+{
+	/* Allow keyboard backlight to be enabled */
+
+	if (get_board_id() == 1)
+		gpio_set_level(GPIO_ID_1_EC_KB_BL_EN, 1);
+	else
+		gpio_set_level(GPIO_EC_KB_BL_EN_L, 0);
+}
+DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT);
+
+/* Called on AP S0 -> S3 transition */
+static void board_chipset_suspend(void)
+{
+	/* Turn off the keyboard backlight if it's on. */
+
+	if (get_board_id() == 1)
+		gpio_set_level(GPIO_ID_1_EC_KB_BL_EN, 0);
+	else
+		gpio_set_level(GPIO_EC_KB_BL_EN_L, 1);
+}
+DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT);
+
+/*
+ * Explicitly apply the board ID 1 *gpio.inc settings to pins that
+ * were reassigned on current boards.
+ */
+
+static void set_board_id_1_gpios(void)
+{
+	if (get_board_id() != 1)
+		return;
+
+	gpio_set_flags(GPIO_ID_1_EC_KB_BL_EN, GPIO_OUT_LOW);
+}
+DECLARE_HOOK(HOOK_INIT, set_board_id_1_gpios, HOOK_PRIO_FIRST);
+
+/*
+ * Reclaim GPIO pins on board ID 1 that are used as ADC inputs on
+ * current boards. ALT function group MODULE_ADC pins are set in
+ * HOOK_PRIO_INIT_ADC and can be reclaimed right after the hook runs.
+ */
+
+static void board_id_1_reclaim_adc(void)
+{
+	if (get_board_id() != 1)
+		return;
+
+	/*
+	 * GPIO_ID_1_USB_C0_C2_TCPC_RST_ODL is on GPIO34
+	 *
+	 * The TCPC has already been reset by board_tcpc_init() executed
+	 * from HOOK_PRIO_INIT_CHIPSET. Later, the pin gets set to ADC6
+	 * in HOOK_PRIO_INIT_ADC, so we simply need to set the pin back
+	 * to GPIO34.
+	 */
+	gpio_set_flags(GPIO_ID_1_USB_C0_C2_TCPC_RST_ODL, GPIO_ODR_HIGH);
+	gpio_set_alternate_function(GPIO_PORT_3, BIT(4), GPIO_ALT_FUNC_NONE);
+
+	/*
+	 * The pin gets set to ADC7 in HOOK_PRIO_INIT_ADC, so we simply
+	 * need to set it back to GPIOE1.
+	 */
+	gpio_set_flags(GPIO_ID_1_EC_BATT_PRES_ODL, GPIO_INPUT);
+	gpio_set_alternate_function(GPIO_PORT_E, BIT(1), GPIO_ALT_FUNC_NONE);
+}
+DECLARE_HOOK(HOOK_INIT, board_id_1_reclaim_adc, HOOK_PRIO_INIT_ADC + 1);