mushu: Create initial build

Create initial overlays and build for mushu

BUG=b:144857888
TEST=./build_packages --board mushu
TEST=./build_image --board mushu --noenable_rootfs_verification test
BRANCH=none

Signed-off-by: Bob Moragues <moragues@chromium.org>
Change-Id: I7ad99b12d3c05445c777f01577fa68c8ab1193db
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1931420
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>

1 files changed, 494 insertions, 0 deletions

diff --git a/board/mushu/board.c b/board/mushu/board.c
new file mode 100644
index 0000000000..02dd76f5d3
--- /dev/null
+++ b/board/mushu/board.c
@@ -0,0 +1,494 @@
+/* Copyright 2019 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.
+ */
+
+/* Mushu board-specific configuration */
+
+#include "adc.h"
+#include "adc_chip.h"
+#include "button.h"
+#include "common.h"
+#include "cros_board_info.h"
+#include "driver/accel_bma2x2.h"
+#include "driver/accelgyro_bmi160.h"
+#include "driver/als_tcs3400.h"
+#include "driver/bc12/pi3usb9201.h"
+#include "driver/ppc/sn5s330.h"
+#include "driver/tcpm/anx7447.h"
+#include "driver/tcpm/ps8xxx.h"
+#include "driver/tcpm/tcpci.h"
+#include "ec_commands.h"
+#include "extpower.h"
+#include "fan.h"
+#include "fan_chip.h"
+#include "gpio.h"
+#include "hooks.h"
+#include "host_command.h"
+#include "lid_switch.h"
+#include "power.h"
+#include "power_button.h"
+#include "pwm.h"
+#include "pwm_chip.h"
+#include "spi.h"
+#include "switch.h"
+#include "system.h"
+#include "task.h"
+#include "temp_sensor.h"
+#include "thermal.h"
+#include "thermistor.h"
+#include "uart.h"
+#include "usb_charge.h"
+#include "usb_pd.h"
+#include "usbc_ppc.h"
+#include "util.h"
+
+#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args)
+#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args)
+
+/* GPIO to enable/disable the USB Type-A port. */
+const int usb_port_enable[CONFIG_USB_PORT_POWER_SMART_PORT_COUNT] = {
+	GPIO_EN_USB_A_5V,
+};
+
+static void ppc_interrupt(enum gpio_signal signal)
+{
+	switch (signal) {
+	case GPIO_USB_C0_PPC_INT_ODL:
+		sn5s330_interrupt(0);
+		break;
+
+	case GPIO_USB_C1_PPC_INT_ODL:
+		sn5s330_interrupt(1);
+		break;
+
+	default:
+		break;
+	}
+}
+
+static void tcpc_alert_event(enum gpio_signal signal)
+{
+	int port = -1;
+
+	switch (signal) {
+	case GPIO_USB_C0_TCPC_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_TCPC_INT_ODL:
+		port = 1;
+		break;
+	default:
+		return;
+	}
+
+	schedule_deferred_pd_interrupt(port);
+}
+
+static void hdmi_hpd_interrupt(enum gpio_signal signal)
+{
+	baseboard_mst_enable_control(MST_HDMI, gpio_get_level(signal));
+}
+
+static void bc12_interrupt(enum gpio_signal signal)
+{
+	switch (signal) {
+	case GPIO_USB_C0_BC12_INT_ODL:
+		task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12, 0);
+		break;
+
+	case GPIO_USB_C1_BC12_INT_ODL:
+		task_set_event(TASK_ID_USB_CHG_P1, USB_CHG_EVENT_BC12, 0);
+		break;
+
+	default:
+		break;
+	}
+}
+
+#include "gpio_list.h" /* Must come after other header files. */
+
+/******************************************************************************/
+/* SPI devices */
+const struct spi_device_t spi_devices[] = {
+};
+const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices);
+
+/******************************************************************************/
+/* PWM channels. Must be in the exactly same order as in enum pwm_channel. */
+const struct pwm_t pwm_channels[] = {
+	[PWM_CH_KBLIGHT]   = { .channel = 3, .flags = 0, .freq = 10000 },
+	[PWM_CH_FAN] = {.channel = 5, .flags = PWM_CONFIG_OPEN_DRAIN,
+			.freq = 25000},
+};
+BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT);
+
+/******************************************************************************/
+/* USB-C TPCP Configuration */
+const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = {
+	[USB_PD_PORT_TCPC_0] = {
+		.bus_type = EC_BUS_TYPE_I2C,
+		.i2c_info = {
+			.port = I2C_PORT_TCPC0,
+			.addr_flags = AN7447_TCPC0_I2C_ADDR_FLAGS,
+		},
+		.drv = &anx7447_tcpm_drv,
+		.flags = TCPC_FLAGS_RESET_ACTIVE_HIGH,
+	},
+	[USB_PD_PORT_TCPC_1] = {
+		.bus_type = EC_BUS_TYPE_I2C,
+		.i2c_info = {
+			.port = I2C_PORT_TCPC1,
+			.addr_flags = PS8751_I2C_ADDR1_FLAGS,
+		},
+		.drv = &ps8xxx_tcpm_drv,
+	},
+};
+
+struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = {
+	[USB_PD_PORT_TCPC_0] = {
+		.driver = &anx7447_usb_mux_driver,
+		.hpd_update = &anx7447_tcpc_update_hpd_status,
+	},
+	[USB_PD_PORT_TCPC_1] = {
+		.driver = &tcpci_tcpm_usb_mux_driver,
+		.hpd_update = &ps8xxx_tcpc_update_hpd_status,
+	}
+};
+
+const struct pi3usb9201_config_t pi3usb9201_bc12_chips[] = {
+	[USB_PD_PORT_TCPC_0] = {
+		.i2c_port = I2C_PORT_PPC0,
+		.i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS,
+	},
+
+	[USB_PD_PORT_TCPC_1] = {
+		.i2c_port = I2C_PORT_TCPC1,
+		.i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS,
+	},
+};
+
+/******************************************************************************/
+/* Sensors */
+/* Base Sensor mutex */
+static struct mutex g_base_mutex;
+static struct mutex g_lid_mutex;
+
+/* Base accel private data */
+static struct bmi160_drv_data_t g_bmi160_data;
+
+/* BMA255 private data */
+static struct accelgyro_saved_data_t g_bma255_data;
+
+/* TCS3400 private data */
+static struct als_drv_data_t g_tcs3400_data = {
+	.als_cal.scale = 1,
+	.als_cal.uscale = 0,
+	.als_cal.offset = 0,
+	.als_cal.channel_scale = {
+		.k_channel_scale = ALS_CHANNEL_SCALE(1.0), /* kc */
+		.cover_scale = ALS_CHANNEL_SCALE(1.0),     /* CT */
+	},
+};
+
+static struct tcs3400_rgb_drv_data_t g_tcs3400_rgb_data = {
+	.calibration.rgb_cal[X] = {
+		.offset = 0,
+		.scale = {
+			.k_channel_scale = ALS_CHANNEL_SCALE(1.0), /* kr */
+			.cover_scale = ALS_CHANNEL_SCALE(1.0)
+		},
+	},
+	.calibration.rgb_cal[Y] = {
+		.offset = 0,
+		.scale = {
+			.k_channel_scale = ALS_CHANNEL_SCALE(1.0), /* kg */
+			.cover_scale = ALS_CHANNEL_SCALE(1.0)
+		},
+	},
+	.calibration.rgb_cal[Z] = {
+		.offset = 0,
+		.scale = {
+			.k_channel_scale = ALS_CHANNEL_SCALE(1.0), /* kb */
+			.cover_scale = ALS_CHANNEL_SCALE(1.0)
+		},
+	},
+	.calibration.irt = INT_TO_FP(1),
+	.saturation.again = TCS_DEFAULT_AGAIN,
+	.saturation.atime = TCS_DEFAULT_ATIME,
+};
+
+/* Matrix to rotate accelrator into standard reference frame */
+static const mat33_fp_t base_standard_ref = {
+	{ 0, FLOAT_TO_FP(1), 0},
+	{ FLOAT_TO_FP(-1), 0, 0},
+	{ 0, 0, FLOAT_TO_FP(1)}
+};
+
+/*
+ * TODO(b/124337208): P0 boards don't have this sensor mounted so the rotation
+ * matrix can't be tested properly. This needs to be revisited after EVT to make
+ * sure the rotation matrix for the lid sensor is correct.
+ */
+static const mat33_fp_t lid_standard_ref = {
+	{ 0, FLOAT_TO_FP(-1), 0},
+	{ FLOAT_TO_FP(-1), 0, 0},
+	{ 0, 0, FLOAT_TO_FP(-1)}
+};
+
+struct motion_sensor_t motion_sensors[] = {
+	[LID_ACCEL] = {
+		.name = "Lid Accel",
+		.active_mask = SENSOR_ACTIVE_S0_S3,
+		.chip = MOTIONSENSE_CHIP_BMA255,
+		.type = MOTIONSENSE_TYPE_ACCEL,
+		.location = MOTIONSENSE_LOC_LID,
+		.drv = &bma2x2_accel_drv,
+		.mutex = &g_lid_mutex,
+		.drv_data = &g_bma255_data,
+		.port = I2C_PORT_ACCEL,
+		.i2c_spi_addr_flags = BMA2x2_I2C_ADDR1_FLAGS,
+		.rot_standard_ref = &lid_standard_ref,
+		.min_frequency = BMA255_ACCEL_MIN_FREQ,
+		.max_frequency = BMA255_ACCEL_MAX_FREQ,
+		.default_range = 2, /* g, to support tablet mode */
+		.config = {
+			/* EC use accel for angle detection */
+			[SENSOR_CONFIG_EC_S0] = {
+				.odr = 10000 | ROUND_UP_FLAG,
+			},
+			/* Sensor on in S3 */
+			[SENSOR_CONFIG_EC_S3] = {
+				.odr = 10000 | ROUND_UP_FLAG,
+			},
+		},
+	},
+
+	[BASE_ACCEL] = {
+		.name = "Base Accel",
+		.active_mask = SENSOR_ACTIVE_S0_S3,
+		.chip = MOTIONSENSE_CHIP_BMI160,
+		.type = MOTIONSENSE_TYPE_ACCEL,
+		.location = MOTIONSENSE_LOC_BASE,
+		.drv = &bmi160_drv,
+		.mutex = &g_base_mutex,
+		.drv_data = &g_bmi160_data,
+		.port = I2C_PORT_ACCEL,
+		.i2c_spi_addr_flags = BMI160_ADDR0_FLAGS,
+		.rot_standard_ref = &base_standard_ref,
+		.min_frequency = BMI160_ACCEL_MIN_FREQ,
+		.max_frequency = BMI160_ACCEL_MAX_FREQ,
+		.default_range = 2, /* g, to support tablet mode  */
+		.config = {
+			[SENSOR_CONFIG_EC_S0] = {
+				.odr = 10000 | ROUND_UP_FLAG,
+			},
+			/* Sensor on in S3 */
+			[SENSOR_CONFIG_EC_S3] = {
+				.odr = 10000 | ROUND_UP_FLAG,
+			},
+		},
+	},
+
+	[BASE_GYRO] = {
+		.name = "Base Gyro",
+		.active_mask = SENSOR_ACTIVE_S0_S3,
+		.chip = MOTIONSENSE_CHIP_BMI160,
+		.type = MOTIONSENSE_TYPE_GYRO,
+		.location = MOTIONSENSE_LOC_BASE,
+		.drv = &bmi160_drv,
+		.mutex = &g_base_mutex,
+		.drv_data = &g_bmi160_data,
+		.port = I2C_PORT_ACCEL,
+		.i2c_spi_addr_flags = BMI160_ADDR0_FLAGS,
+		.default_range = 1000, /* dps */
+		.rot_standard_ref = &base_standard_ref,
+		.min_frequency = BMI160_GYRO_MIN_FREQ,
+		.max_frequency = BMI160_GYRO_MAX_FREQ,
+	},
+
+	[CLEAR_ALS] = {
+		.name = "Clear Light",
+		.active_mask = SENSOR_ACTIVE_S0_S3,
+		.chip = MOTIONSENSE_CHIP_TCS3400,
+		.type = MOTIONSENSE_TYPE_LIGHT,
+		.location = MOTIONSENSE_LOC_LID,
+		.drv = &tcs3400_drv,
+		.drv_data = &g_tcs3400_data,
+		.port = I2C_PORT_ALS,
+		.i2c_spi_addr_flags = TCS3400_I2C_ADDR_FLAGS,
+		.rot_standard_ref = NULL,
+		.default_range = 0x10000, /* scale = 1x, uscale = 0 */
+		.min_frequency = TCS3400_LIGHT_MIN_FREQ,
+		.max_frequency = TCS3400_LIGHT_MAX_FREQ,
+		.config = {
+			/* Run ALS sensor in S0 */
+			[SENSOR_CONFIG_EC_S0] = {
+				.odr = 1000,
+			},
+		},
+	},
+
+	[RGB_ALS] = {
+		/*
+		 * RGB channels read by CLEAR_ALS and so the i2c port and
+		 * address do not need to be defined for RGB_ALS.
+		 */
+		.name = "RGB Light",
+		.active_mask = SENSOR_ACTIVE_S0_S3,
+		.chip = MOTIONSENSE_CHIP_TCS3400,
+		.type = MOTIONSENSE_TYPE_LIGHT_RGB,
+		.location = MOTIONSENSE_LOC_LID,
+		.drv = &tcs3400_rgb_drv,
+		.drv_data = &g_tcs3400_rgb_data,
+		.rot_standard_ref = NULL,
+		.default_range = 0x10000, /* scale = 1x, uscale = 0 */
+	},
+};
+unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
+
+/* ALS instances when LPC mapping is needed. Each entry directs to a sensor. */
+const struct motion_sensor_t *motion_als_sensors[] = {
+	&motion_sensors[CLEAR_ALS],
+};
+BUILD_ASSERT(ARRAY_SIZE(motion_als_sensors) == ALS_COUNT);
+
+/******************************************************************************/
+/* Physical fans. These are logically separate from pwm_channels. */
+
+const struct fan_conf fan_conf_0 = {
+	.flags = FAN_USE_RPM_MODE,
+	.ch = MFT_CH_0,	/* Use MFT id to control fan */
+	.pgood_gpio = -1,
+	.enable_gpio = GPIO_EN_PP5000_FAN,
+};
+
+/* Default */
+const struct fan_rpm fan_rpm_0 = {
+	.rpm_min = 3100,
+	.rpm_start = 3100,
+	.rpm_max = 6900,
+};
+
+const struct fan_t fans[FAN_CH_COUNT] = {
+	[FAN_CH_0] = { .conf = &fan_conf_0, .rpm = &fan_rpm_0, },
+};
+
+/******************************************************************************/
+/* MFT channels. These are logically separate from pwm_channels. */
+const struct mft_t mft_channels[] = {
+	[MFT_CH_0] = {NPCX_MFT_MODULE_1, TCKC_LFCLK, PWM_CH_FAN},
+};
+BUILD_ASSERT(ARRAY_SIZE(mft_channels) == MFT_CH_COUNT);
+
+/* ADC channels */
+const struct adc_t adc_channels[] = {
+	[ADC_TEMP_SENSOR_1] = {
+		"TEMP_AMB", NPCX_ADC_CH0, ADC_MAX_VOLT, ADC_READ_MAX+1, 0},
+	[ADC_TEMP_SENSOR_2] = {
+		"TEMP_CHARGER", NPCX_ADC_CH1, ADC_MAX_VOLT, ADC_READ_MAX+1, 0},
+};
+BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
+
+const struct temp_sensor_t temp_sensors[] = {
+	[TEMP_SENSOR_1] = {.name = "Temp1",
+				 .type = TEMP_SENSOR_TYPE_BOARD,
+				 .read = get_temp_3v3_30k9_47k_4050b,
+				 .idx = ADC_TEMP_SENSOR_1,
+				 .action_delay_sec = 1},
+	[TEMP_SENSOR_2] = {.name = "Temp2",
+				 .type = TEMP_SENSOR_TYPE_BOARD,
+				 .read = get_temp_3v3_30k9_47k_4050b,
+				 .idx = ADC_TEMP_SENSOR_2,
+				 .action_delay_sec = 1},
+};
+BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
+
+
+/* Hatch Temperature sensors */
+/*
+ * TODO(b/124316213): These setting need to be reviewed and set appropriately
+ * for Hatch. They matter when the EC is controlling the fan as opposed to DPTF
+ * control.
+ */
+const static struct ec_thermal_config thermal_a = {
+	.temp_host = {
+		[EC_TEMP_THRESH_WARN] = 0,
+		[EC_TEMP_THRESH_HIGH] = C_TO_K(75),
+		[EC_TEMP_THRESH_HALT] = C_TO_K(80),
+	},
+	.temp_host_release = {
+		[EC_TEMP_THRESH_WARN] = 0,
+		[EC_TEMP_THRESH_HIGH] = C_TO_K(65),
+		[EC_TEMP_THRESH_HALT] = 0,
+	},
+	.temp_fan_off = C_TO_K(25),
+	.temp_fan_max = C_TO_K(50),
+};
+
+struct ec_thermal_config thermal_params[TEMP_SENSOR_COUNT];
+
+static void setup_fans(void)
+{
+	thermal_params[TEMP_SENSOR_1] = thermal_a;
+	thermal_params[TEMP_SENSOR_2] = thermal_a;
+}
+
+/* Sets the gpio flags correct taking into account warm resets */
+static void reset_gpio_flags(enum gpio_signal signal, int flags)
+{
+	/*
+	 * If the system was already on, we cannot set the value otherwise we
+	 * may change the value from the previous image which could cause a
+	 * brownout.
+	 */
+	if (system_is_reboot_warm() || system_jumped_to_this_image())
+		flags &= ~(GPIO_LOW | GPIO_HIGH);
+
+	gpio_set_flags(signal, flags);
+}
+
+/* Runtime GPIO defaults */
+enum gpio_signal gpio_en_pp5000_a = GPIO_EN_PP5000_A_V1;
+
+static void board_gpio_set_pp5000(void)
+{
+	uint32_t board_id = 0;
+
+	/* Errors will count as board_id 0 */
+	cbi_get_board_version(&board_id);
+
+	if (board_id == 0) {
+		reset_gpio_flags(GPIO_EN_PP5000_A_V0, GPIO_OUT_LOW);
+		/* Change runtime default for V0 */
+		gpio_en_pp5000_a = GPIO_EN_PP5000_A_V0;
+	} else if (board_id >= 1) {
+		reset_gpio_flags(GPIO_EN_PP5000_A_V1, GPIO_OUT_LOW);
+	}
+
+}
+
+static void board_init(void)
+{
+	/* Initialize Fans */
+	setup_fans();
+	/* Enable gpio interrupt for base accelgyro sensor */
+	gpio_enable_interrupt(GPIO_BASE_SIXAXIS_INT_L);
+	/* Enable interrupt for the TCS3400 color light sensor */
+	gpio_enable_interrupt(GPIO_TCS3400_INT_ODL);
+	/* Enable HDMI HPD interrupt. */
+	gpio_enable_interrupt(GPIO_HDMI_CONN_HPD);
+	/* Select correct gpio signal for PP5000_A control */
+	board_gpio_set_pp5000();
+}
+DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT);
+
+void board_overcurrent_event(int port, int is_overcurrented)
+{
+	/* Sanity check the port. */
+	if ((port < 0) || (port >= CONFIG_USB_PD_PORT_MAX_COUNT))
+		return;
+
+	/* Note that the level is inverted because the pin is active low. */
+	gpio_set_level(GPIO_USB_C_OC_ODL, !is_overcurrented);
+}