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-rw-r--r--zephyr/dts/npcx_emul.dts266
-rw-r--r--zephyr/test/kingler/CMakeLists.txt16
-rw-r--r--zephyr/test/kingler/Kconfig15
-rw-r--r--zephyr/test/kingler/README.md3
-rw-r--r--zephyr/test/kingler/common.dts153
-rw-r--r--zephyr/test/kingler/prj.conf31
-rw-r--r--zephyr/test/kingler/src/clamshell.c89
-rw-r--r--zephyr/test/kingler/src/fakes.c22
-rw-r--r--zephyr/test/kingler/src/tablet.c91
-rw-r--r--zephyr/test/kingler/testcase.yaml15
10 files changed, 701 insertions, 0 deletions
diff --git a/zephyr/dts/npcx_emul.dts b/zephyr/dts/npcx_emul.dts
new file mode 100644
index 0000000000..a0357d7a88
--- /dev/null
+++ b/zephyr/dts/npcx_emul.dts
@@ -0,0 +1,266 @@
+/* Copyright 2022 The ChromiumOS Authors.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/* Contains emulators for devices normally found on NPCX chips.
+ * To use, include this file, then the board's gpio definitions.
+ */
+
+#include <dt-bindings/gpio_defines.h>
+
+/ {
+ gpio1: gpio@101 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0x101 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpio3: gpio@301 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0x301 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpio4: gpio@400 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0x400 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpio5: gpio@500 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0x500 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpio6: gpio@600 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0x600 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpio7: gpio@700 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0x700 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpio8: gpio@801 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0x801 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpio9: gpio@900 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0x900 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpioa: gpio@a00 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0xa00 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpiob: gpio@b00 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0xb00 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpioc: gpio@c00 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0xc00 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpiod: gpio@d00 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0xd00 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpioe: gpio@e00 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0xe00 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+ gpiof: gpio@f00 {
+ status = "okay";
+ compatible = "zephyr,gpio-emul";
+ reg = <0xf00 0x4>;
+ rising-edge;
+ falling-edge;
+ high-level;
+ low-level;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <8>;
+ };
+
+ i2c_ctrl0: i2c@40009000 {
+ status = "okay";
+ compatible = "zephyr,i2c-emul-controller";
+ clock-frequency = <I2C_BITRATE_STANDARD>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x40009000 0x1000>;
+ };
+ i2c_ctrl1: i2c@4000b000 {
+ status = "okay";
+ compatible = "zephyr,i2c-emul-controller";
+ clock-frequency = <I2C_BITRATE_STANDARD>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x4000b000 0x1000>;
+ };
+
+ i2c_ctrl2: i2c@400c0000 {
+ status = "okay";
+ compatible = "zephyr,i2c-emul-controller";
+ clock-frequency = <I2C_BITRATE_STANDARD>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x400c0000 0x1000>;
+ };
+
+ i2c_ctrl3: i2c@400c2000 {
+ status = "okay";
+ compatible = "zephyr,i2c-emul-controller";
+ clock-frequency = <I2C_BITRATE_STANDARD>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x400c2000 0x1000>;
+ };
+
+ i2c_ctrl4: i2c@40008000 {
+ status = "okay";
+ compatible = "zephyr,i2c-emul-controller";
+ clock-frequency = <I2C_BITRATE_STANDARD>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x40008000 0x1000>;
+ };
+
+ i2c_ctrl5: i2c@40017000 {
+ status = "okay";
+ compatible = "zephyr,i2c-emul-controller";
+ clock-frequency = <I2C_BITRATE_STANDARD>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x40017000 0x1000>;
+ };
+
+ i2c_ctrl6: i2c@40018000 {
+ status = "okay";
+ compatible = "zephyr,i2c-emul-controller";
+ clock-frequency = <I2C_BITRATE_STANDARD>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x40018000 0x1000>;
+ };
+
+ i2c_ctrl7: i2c@40019000 {
+ status = "okay";
+ compatible = "zephyr,i2c-emul-controller";
+ clock-frequency = <I2C_BITRATE_STANDARD>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x40019000 0x1000>;
+ };
+ scfg: scfg@400c3000 {
+ compatible = "nuvoton,npcx-scfg";
+ /* First reg region is System Configuration Device */
+ /* Second reg region is System Glue Device */
+ reg = <0x400c3000 0x70
+ 0x400a5000 0x2000>;
+ reg-names = "scfg", "glue";
+ #alt-cells = <3>;
+ #lvol-cells = <2>;
+ };
+};
+
+&gpio0 {
+ ngpios = <8>;
+};
diff --git a/zephyr/test/kingler/CMakeLists.txt b/zephyr/test/kingler/CMakeLists.txt
new file mode 100644
index 0000000000..eaaf04fe4d
--- /dev/null
+++ b/zephyr/test/kingler/CMakeLists.txt
@@ -0,0 +1,16 @@
+# Copyright 2022 The ChromiumOS Authors.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+cmake_minimum_required(VERSION 3.13.1)
+find_package(Zephyr REQUIRED HINTS "${ZEPHYR_BASE}")
+project(kingler)
+
+target_sources(app PRIVATE ${PLATFORM_EC}/zephyr/projects/corsola/src/kingler/board_steelix.c)
+
+target_sources(app PRIVATE src/fakes.c)
+
+target_sources_ifdef(CONFIG_TEST_FORM_FACTOR_CONVERTIBLE
+ app PRIVATE src/tablet.c)
+target_sources_ifdef(CONFIG_TEST_FORM_FACTOR_CLAMSHELL
+ app PRIVATE src/clamshell.c)
diff --git a/zephyr/test/kingler/Kconfig b/zephyr/test/kingler/Kconfig
new file mode 100644
index 0000000000..d284e646a2
--- /dev/null
+++ b/zephyr/test/kingler/Kconfig
@@ -0,0 +1,15 @@
+# Copyright 2022 The ChromiumOS Authors.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+config TEST_FORM_FACTOR_CLAMSHELL
+ bool "Run the tests intended for clamshells"
+ help
+ Include clamshell tests into the binary.
+
+config TEST_FORM_FACTOR_CONVERTIBLE
+ bool "Run the tests intended for convertibles"
+ help
+ Include convertible tests into the binary.
+
+source "Kconfig.zephyr"
diff --git a/zephyr/test/kingler/README.md b/zephyr/test/kingler/README.md
new file mode 100644
index 0000000000..bac3afced2
--- /dev/null
+++ b/zephyr/test/kingler/README.md
@@ -0,0 +1,3 @@
+Tests for board specific code under `zephyr/projects/corsola/src/kingler`.
+
+Run with ./twister -T zephyr/test/kingler
diff --git a/zephyr/test/kingler/common.dts b/zephyr/test/kingler/common.dts
new file mode 100644
index 0000000000..173e6aef5e
--- /dev/null
+++ b/zephyr/test/kingler/common.dts
@@ -0,0 +1,153 @@
+/* Copyright 2022 The ChromiumOS Authors.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include <board-overlays/native_posix.dts>
+#include <npcx_emul.dts>
+
+/ {
+ /* These are temporary just to get the test to build.
+ * Should be replaced with the correct accel drivers,
+ * but we're not testing that code right now anyway.
+ */
+ motionsense-sensor-data {
+ bmi160_data: bmi160-drv-data {
+ compatible = "cros-ec,drvdata-bmi160";
+ status = "okay";
+ };
+ };
+ motionsense-sensor {
+ base_accel: ms-bmi160-accel {
+ compatible = "cros-ec,bmi160-accel";
+ status = "okay";
+
+ active-mask = "SENSOR_ACTIVE_S0_S3_S5";
+ location = "MOTIONSENSE_LOC_BASE";
+ drv-data = <&bmi160_data>;
+ default-range = <4>;
+ i2c-spi-addr-flags = "BMI160_ADDR0_FLAGS";
+ };
+ lid_accel: ms-bmi160-accel2 {
+ compatible = "cros-ec,bmi160-accel";
+ status = "okay";
+
+ active-mask = "SENSOR_ACTIVE_S0_S3_S5";
+ location = "MOTIONSENSE_LOC_BASE";
+ drv-data = <&bmi160_data>;
+ default-range = <4>;
+ i2c-spi-addr-flags = "BMI160_ADDR0_FLAGS";
+ };
+ };
+ motionsense-sensor-info {
+ compatible = "cros-ec,motionsense-sensor-info";
+
+ /*
+ * list of GPIO interrupts that have to
+ * be enabled at initial stage
+ */
+ sensor-irqs = <&int_base_imu>;
+ /* list of sensors in force mode */
+ accel-force-mode-sensors = <&lid_accel>;
+ };
+ named-i2c-ports {
+ compatible = "named-i2c-ports";
+ i2c_sensor: sensor {
+ i2c-port = <&i2c0_0>;
+ enum-names = "I2C_PORT_SENSOR";
+ };
+ };
+ /* TODO(jbettis): Move the i2c ports and pinctrls to npcx_emul.dts,
+ * and add all of them instead of just these.
+ */
+ soc-if {
+ i2c0_0: io_i2c_ctrl0_port0 {
+ compatible = "nuvoton,npcx-i2c-port";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port = <0x00>;
+ controller = <&i2c_ctrl0>;
+ status = "disabled";
+ };
+ i2c3_0: io_i2c_ctrl3_port0 {
+ compatible = "nuvoton,npcx-i2c-port";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port = <0x30>;
+ controller = <&i2c_ctrl3>;
+ status = "disabled";
+ };
+ };
+ pinctrl: pinctrl {
+ compatible = "nuvoton,npcx-pinctrl";
+ status = "okay";
+ /* I2C peripheral interfaces */
+ /omit-if-no-ref/ i2c0_0_sda_scl_gpb4_b5: periph-i2c0-0 {
+ pinmux = <&alt2_i2c0_0_sl>;
+ periph-pupd = <0x00 0>;
+ };
+ /omit-if-no-ref/ i2c3_0_sda_scl_gpd0_d1: periph-i2c3-0 {
+ pinmux = <&alt2_i2c3_0_sl>;
+ periph-pupd = <0x00 6>;
+ };
+ };
+ npcx-alts-map {
+ compatible = "nuvoton,npcx-pinctrl-conf";
+ /* SCFG DEVALT 2 */
+ alt2_i2c0_0_sl: alt20 {
+ alts = <&scfg 0x02 0x0 0>;
+ };
+ alt2_i2c3_0_sl: alt26 {
+ alts = <&scfg 0x02 0x6 0>;
+ };
+ };
+};
+
+&i2c0_0 {
+ label = "I2C_SENSOR";
+ status = "okay";
+ clock-frequency = <I2C_BITRATE_FAST>;
+ pinctrl-0 = <&i2c0_0_sda_scl_gpb4_b5>;
+ pinctrl-names = "default";
+};
+
+&i2c_ctrl0 {
+ status = "okay";
+};
+
+&i2c_ctrl2 {
+ status = "okay";
+};
+
+i2c_pwr_cbi: &i2c3_0 {
+ label = "I2C_PWR_CBI";
+ status = "okay";
+ clock-frequency = <I2C_BITRATE_FAST>;
+ pinctrl-0 = <&i2c3_0_sda_scl_gpd0_d1>;
+ pinctrl-names = "default";
+
+ charger: isl923x@9 {
+ compatible = "intersil,isl923x";
+ status = "okay";
+ reg = <0x9>;
+ };
+};
+
+&i2c_ctrl3 {
+ status = "okay";
+};
+
+&i2c_ctrl5 {
+ status = "okay";
+};
+
+&i2c_ctrl3 {
+ cbi_eeprom: eeprom@50 {
+ compatible = "atmel,at24";
+ reg = <0x50>;
+ size = <2048>;
+ pagesize = <16>;
+ address-width = <8>;
+ timeout = <5>;
+ };
+};
diff --git a/zephyr/test/kingler/prj.conf b/zephyr/test/kingler/prj.conf
new file mode 100644
index 0000000000..e9f5c8b89f
--- /dev/null
+++ b/zephyr/test/kingler/prj.conf
@@ -0,0 +1,31 @@
+# Copyright 2022 The ChromiumOS Authors.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+CONFIG_ZTEST=y
+CONFIG_ZTEST_ASSERT_VERBOSE=1
+CONFIG_ZTEST_NEW_API=y
+CONFIG_ASSERT=y
+CONFIG_EMUL=y
+CONFIG_PLATFORM_EC_HOOKS=y
+
+CONFIG_CROS_EC=y
+CONFIG_PLATFORM_EC=y
+CONFIG_SHIMMED_TASKS=y
+
+CONFIG_PLATFORM_EC_MOTIONSENSE=y
+CONFIG_PLATFORM_EC_DYNAMIC_MOTION_SENSOR_COUNT=y
+CONFIG_PLATFORM_EC_GMR_TABLET_MODE=y
+CONFIG_PLATFORM_EC_TABLET_MODE=y
+CONFIG_PLATFORM_EC_LID_ANGLE=y
+
+CONFIG_I2C=y
+CONFIG_I2C_NPCX=n
+
+CONFIG_PLATFORM_EC_CBI_EEPROM=y
+CONFIG_PLATFORM_EC_BOARD_VERSION_CBI=y
+CONFIG_EEPROM=y
+CONFIG_EEPROM_AT24=y
+CONFIG_EEPROM_SIMULATOR=n
+CONFIG_EMUL_EEPROM_AT2X=y
+CONFIG_EEPROM_SHELL=n
diff --git a/zephyr/test/kingler/src/clamshell.c b/zephyr/test/kingler/src/clamshell.c
new file mode 100644
index 0000000000..faa340add0
--- /dev/null
+++ b/zephyr/test/kingler/src/clamshell.c
@@ -0,0 +1,89 @@
+/* Copyright 2022 The ChromiumOS Authors.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "zephyr/kernel.h"
+#include <zephyr/drivers/gpio/gpio_emul.h>
+#include <zephyr/ztest.h>
+
+#include "cros_board_info.h"
+#include "cros_cbi.h"
+#include "gpio_signal.h"
+#include "hooks.h"
+#include "tablet_mode.h"
+
+static void *clamshell_setup(void)
+{
+ uint32_t val;
+ const struct device *wp_gpio =
+ DEVICE_DT_GET(DT_GPIO_CTLR(DT_ALIAS(gpio_wp), gpios));
+ const gpio_port_pins_t wp_pin = DT_GPIO_PIN(DT_ALIAS(gpio_wp), gpios);
+
+ /* Make sure that write protect is disabled */
+ zassert_ok(gpio_emul_input_set(wp_gpio, wp_pin, 1), NULL);
+ /* Set CBI form factor to CONVERTIBLE. */
+ zassert_ok(cbi_set_fw_config(CLAMSHELL << 13), NULL);
+ /* Run init hooks to initialize cbi. */
+ hook_notify(HOOK_INIT);
+
+ /* Check if CBI write worked. */
+ zassert_ok(cros_cbi_get_fw_config(FORM_FACTOR, &val), NULL);
+ zassert_equal(CLAMSHELL, val, "val=%d", val);
+
+ return NULL;
+}
+
+ZTEST_SUITE(steelix_clamshell, NULL, clamshell_setup, NULL, NULL, NULL);
+
+ZTEST(steelix_clamshell, test_gmr_tablet_switch_disabled)
+{
+ const struct device *tablet_mode_gpio = DEVICE_DT_GET(
+ DT_GPIO_CTLR(DT_NODELABEL(gpio_tablet_mode_l), gpios));
+ const gpio_port_pins_t tablet_mode_pin =
+ DT_GPIO_PIN(DT_NODELABEL(gpio_tablet_mode_l), gpios);
+
+ /* Verify gmr_tablet_switch is disabled, by checking the side effects
+ * of calling tablet_set_mode, and setting gpio_tablet_mode_l.
+ */
+ zassert_ok(gpio_emul_input_set(tablet_mode_gpio, tablet_mode_pin, 0),
+ NULL);
+ k_sleep(K_MSEC(100));
+ tablet_set_mode(1, TABLET_TRIGGER_LID);
+ zassert_equal(0, tablet_get_mode(), NULL);
+ zassert_ok(gpio_emul_input_set(tablet_mode_gpio, tablet_mode_pin, 1),
+ NULL);
+ k_sleep(K_MSEC(100));
+ tablet_set_mode(0, TABLET_TRIGGER_LID);
+ zassert_equal(0, tablet_get_mode(), NULL);
+ zassert_ok(gpio_emul_input_set(tablet_mode_gpio, tablet_mode_pin, 0),
+ NULL);
+ k_sleep(K_MSEC(100));
+ tablet_set_mode(1, TABLET_TRIGGER_LID);
+ zassert_equal(0, tablet_get_mode(), NULL);
+}
+
+static int interrupt_count;
+
+void bmi3xx_interrupt(enum gpio_signal signal)
+{
+ interrupt_count++;
+}
+
+ZTEST(steelix_clamshell, test_base_imu_irq_disabled)
+{
+ const struct device *base_imu_gpio = DEVICE_DT_GET(
+ DT_GPIO_CTLR(DT_NODELABEL(base_imu_int_l), gpios));
+ const gpio_port_pins_t base_imu_pin =
+ DT_GPIO_PIN(DT_NODELABEL(base_imu_int_l), gpios);
+
+ /* Verify base_imu_irq is disabled. */
+ interrupt_count = 0;
+ zassert_ok(gpio_emul_input_set(base_imu_gpio, base_imu_pin, 1), NULL);
+ k_sleep(K_MSEC(100));
+ zassert_ok(gpio_emul_input_set(base_imu_gpio, base_imu_pin, 0), NULL);
+ k_sleep(K_MSEC(100));
+
+ zassert_equal(interrupt_count, 0, "interrupt_count=%d",
+ interrupt_count);
+}
diff --git a/zephyr/test/kingler/src/fakes.c b/zephyr/test/kingler/src/fakes.c
new file mode 100644
index 0000000000..5de43475ae
--- /dev/null
+++ b/zephyr/test/kingler/src/fakes.c
@@ -0,0 +1,22 @@
+/* Copyright 2022 The ChromiumOS Authors.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include <zephyr/fff.h>
+#include "gpio_signal.h"
+
+DEFINE_FFF_GLOBALS;
+FAKE_VOID_FUNC(power_button_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(button_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(lid_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(chipset_reset_request_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(power_signal_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(chipset_watchdog_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(extpower_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(usb_a0_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(switch_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(tcpc_alert_event, enum gpio_signal);
+FAKE_VOID_FUNC(ppc_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(bc12_interrupt, enum gpio_signal);
+FAKE_VOID_FUNC(x_ec_interrupt, enum gpio_signal);
diff --git a/zephyr/test/kingler/src/tablet.c b/zephyr/test/kingler/src/tablet.c
new file mode 100644
index 0000000000..694cea3577
--- /dev/null
+++ b/zephyr/test/kingler/src/tablet.c
@@ -0,0 +1,91 @@
+/* Copyright 2022 The ChromiumOS Authors.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "zephyr/kernel.h"
+#include <zephyr/drivers/gpio/gpio_emul.h>
+#include <zephyr/ztest.h>
+
+#include "cros_board_info.h"
+#include "cros_cbi.h"
+#include "gpio_signal.h"
+#include "hooks.h"
+#include "tablet_mode.h"
+
+static void *tablet_setup(void)
+{
+ uint32_t val;
+ const struct device *wp_gpio =
+ DEVICE_DT_GET(DT_GPIO_CTLR(DT_ALIAS(gpio_wp), gpios));
+ const gpio_port_pins_t wp_pin = DT_GPIO_PIN(DT_ALIAS(gpio_wp), gpios);
+
+ /* Make sure that write protect is disabled */
+ zassert_ok(gpio_emul_input_set(wp_gpio, wp_pin, 1), NULL);
+ /* Set CBI form factor to CONVERTIBLE. */
+ zassert_ok(cbi_set_fw_config(CONVERTIBLE << 13), NULL);
+ /* Run init hooks to initialize cbi. */
+ hook_notify(HOOK_INIT);
+
+ /* Check if CBI write worked. */
+ zassert_ok(cros_cbi_get_fw_config(FORM_FACTOR, &val), NULL);
+ zassert_equal(CONVERTIBLE, val, "val=%d", val);
+
+ return NULL;
+}
+
+ZTEST_SUITE(steelix_tablet, NULL, tablet_setup, NULL, NULL, NULL);
+
+ZTEST(steelix_tablet, test_gmr_tablet_switch_enabled)
+{
+ const struct device *tablet_mode_gpio = DEVICE_DT_GET(
+ DT_GPIO_CTLR(DT_NODELABEL(gpio_tablet_mode_l), gpios));
+ const gpio_port_pins_t tablet_mode_pin =
+ DT_GPIO_PIN(DT_NODELABEL(gpio_tablet_mode_l), gpios);
+
+ /* Verify gmr_tablet_switch is enabled, by checking the side effects
+ * of calling tablet_set_mode, and setting gpio_tablet_mode_l.
+ */
+ zassert_ok(gpio_emul_input_set(tablet_mode_gpio, tablet_mode_pin, 0),
+ NULL);
+ k_sleep(K_MSEC(100));
+ tablet_set_mode(1, TABLET_TRIGGER_LID);
+ zassert_equal(1, tablet_get_mode(), NULL);
+ zassert_ok(gpio_emul_input_set(tablet_mode_gpio, tablet_mode_pin, 1),
+ NULL);
+ k_sleep(K_MSEC(100));
+ tablet_set_mode(0, TABLET_TRIGGER_LID);
+ zassert_equal(0, tablet_get_mode(), NULL);
+ zassert_ok(gpio_emul_input_set(tablet_mode_gpio, tablet_mode_pin, 0),
+ NULL);
+ k_sleep(K_MSEC(100));
+ tablet_set_mode(1, TABLET_TRIGGER_LID);
+ zassert_equal(1, tablet_get_mode(), NULL);
+}
+
+static int interrupt_count;
+
+void bmi3xx_interrupt(enum gpio_signal signal)
+{
+ interrupt_count++;
+}
+
+ZTEST(steelix_tablet, test_base_imu_irq_enabled)
+{
+ const struct device *base_imu_gpio = DEVICE_DT_GET(
+ DT_GPIO_CTLR(DT_NODELABEL(base_imu_int_l), gpios));
+ const gpio_port_pins_t base_imu_pin =
+ DT_GPIO_PIN(DT_NODELABEL(base_imu_int_l), gpios);
+
+ /* Verify base_imu_irq is enabled. Interrupt is configured
+ * GPIO_INT_EDGE_FALLING, so set high, then set low.
+ */
+ interrupt_count = 0;
+ zassert_ok(gpio_emul_input_set(base_imu_gpio, base_imu_pin, 1), NULL);
+ k_sleep(K_MSEC(100));
+ zassert_ok(gpio_emul_input_set(base_imu_gpio, base_imu_pin, 0), NULL);
+ k_sleep(K_MSEC(100));
+
+ zassert_equal(interrupt_count, 1, "interrupt_count=%d",
+ interrupt_count);
+}
diff --git a/zephyr/test/kingler/testcase.yaml b/zephyr/test/kingler/testcase.yaml
new file mode 100644
index 0000000000..e49c89ee47
--- /dev/null
+++ b/zephyr/test/kingler/testcase.yaml
@@ -0,0 +1,15 @@
+# Copyright 2022 The ChromiumOS Authors.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+common:
+ platform_allow: native_posix
+tests:
+ kingler.steelix:
+ extra_args: DTC_OVERLAY_FILE="./common.dts;../projects/corsola/interrupts_kingler.dts;../projects/corsola/cbi_steelix.dts;../projects/corsola/gpio_steelix.dts"
+ extra_configs:
+ - CONFIG_TEST_FORM_FACTOR_CONVERTIBLE=y
+ kingler.rusty:
+ extra_args: DTC_OVERLAY_FILE="./common.dts;../projects/corsola/interrupts_kingler.dts;../projects/corsola/cbi_steelix.dts;../projects/corsola/gpio_steelix.dts"
+ extra_configs:
+ - CONFIG_TEST_FORM_FACTOR_CLAMSHELL=y