akemi: remove unsupported functions

Akemi do not support ALS sensor and MST, this patch will remove
what we do not need.

BUG=b:139839740
BRANCH=none
TEST=flash ec code to akemi board, the board boot successfully.

Change-Id: I2811c26d5ecfcddc6cf906e445dd3c11069c93bc
Signed-off-by: Paul Ma <magf@bitland.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1763898
Reviewed-by: Philip Chen <philipchen@chromium.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Reviewed-by: Scott Collyer <scollyer@chromium.org>

3 files changed, 1 insertions, 114 deletions

diff --git a/board/akemi/board.c b/board/akemi/board.c
index 20070d3e73..7dd2dad30b 100644
--- a/board/akemi/board.c
+++ b/board/akemi/board.c
@@ -12,7 +12,6 @@
 #include "cros_board_info.h"
 #include "driver/accel_lis2dw12.h"
 #include "driver/accelgyro_lsm6dsm.h"
-#include "driver/als_tcs3400.h"
 #include "driver/bc12/pi3usb9201.h"
 #include "driver/ppc/sn5s330.h"
 #include "driver/tcpm/anx7447.h"
@@ -85,11 +84,6 @@ static void tcpc_alert_event(enum gpio_signal signal)
 	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) {
@@ -179,43 +173,6 @@ static struct stprivate_data g_lis2dwl_data;
 /* Base accel private data */
 static struct lsm6dsm_data lsm6dsm_data;
 
-/* ALS 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),
-	},
-};
-
-static struct tcs3400_rgb_drv_data_t g_tcs3400_rgb_data = {
-	.rgb_cal[X] = {
-		.offset = 0,
-		.scale = {
-			.k_channel_scale = ALS_CHANNEL_SCALE(1.0),   /* kr */
-			.cover_scale = ALS_CHANNEL_SCALE(1.0)
-		},
-	},
-	.rgb_cal[Y] = {
-		.offset = 0,
-		.scale = {
-			.k_channel_scale = ALS_CHANNEL_SCALE(1.0),   /* kg */
-			.cover_scale = ALS_CHANNEL_SCALE(1.0)
-		},
-	},
-	.rgb_cal[Z] = {
-		.offset = 0,
-		.scale = {
-			.k_channel_scale = ALS_CHANNEL_SCALE(1.0),   /* kb */
-			.cover_scale = ALS_CHANNEL_SCALE(1.0)
-		},
-	},
-	.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},
@@ -313,52 +270,9 @@ struct motion_sensor_t motion_sensors[] = {
 		.min_frequency = LSM6DSM_ODR_MIN_VAL,
 		.max_frequency = LSM6DSM_ODR_MAX_VAL,
 	},
-
-	[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. */
@@ -481,10 +395,6 @@ static void board_init(void)
 	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();
 }
diff --git a/board/akemi/board.h b/board/akemi/board.h
index 5a55320d60..5f60bc41ab 100644
--- a/board/akemi/board.h
+++ b/board/akemi/board.h
@@ -36,18 +36,11 @@
 	TASK_EVENT_MOTION_SENSOR_INTERRUPT(BASE_ACCEL)
 /* LIS2DWL Lid accel */
 #define CONFIG_ACCEL_LIS2DWL
-#define CONFIG_ACCEL_FORCE_MODE_MASK (BIT(LID_ACCEL)|BIT(CLEAR_ALS))
+#define CONFIG_ACCEL_FORCE_MODE_MASK (BIT(LID_ACCEL))
 #define CONFIG_LID_ANGLE
 #define CONFIG_LID_ANGLE_SENSOR_BASE BASE_ACCEL
 #define CONFIG_LID_ANGLE_SENSOR_LID LID_ACCEL
 #define CONFIG_LID_ANGLE_UPDATE
-/* TC3400 ALS */
-#define CONFIG_ALS
-#define ALS_COUNT 1
-#define CONFIG_ALS_TCS3400
-#define CONFIG_ALS_TCS3400_INT_EVENT \
-	TASK_EVENT_MOTION_SENSOR_INTERRUPT(CLEAR_ALS)
-#define I2C_PORT_ALS      I2C_PORT_SENSOR
 
 /* USB Type C and USB PD defines */
 #define CONFIG_USB_PD_TCPM_ANX7447
@@ -94,14 +87,6 @@
 #define CONFIG_THROTTLE_AP
 #define CONFIG_STEINHART_HART_3V3_51K1_47K_4050B
 
-/* MST */
-/*
- * TDOD (b/124068003): This inherently assumes the MST chip is connected to only
- * one Type C port. This will need to be chagned to support 2 Type C ports
- * connected to the same MST chip.
- */
-#define USB_PD_PORT_TCPC_MST USB_PD_PORT_TCPC_1
-
 /*
  * Macros for GPIO signals used in common code that don't match the
  * schematic names. Signal names in gpio.inc match the schematic and are
@@ -136,8 +121,6 @@ enum sensor_id {
 	LID_ACCEL = 0,
 	BASE_ACCEL,
 	BASE_GYRO,
-	CLEAR_ALS,
-	RGB_ALS,
 	SENSOR_COUNT,
 };
 
diff --git a/board/akemi/gpio.inc b/board/akemi/gpio.inc
index 5c570afc51..c356ec1041 100644
--- a/board/akemi/gpio.inc
+++ b/board/akemi/gpio.inc
@@ -26,7 +26,6 @@ GPIO_INT(PP5000_A_PG_OD,       PIN(D, 7), GPIO_INT_BOTH, power_signal_interrupt)
 
 /* Sensor Interrupts */
 GPIO_INT(BASE_SIXAXIS_INT_L,   PIN(5, 6), GPIO_INT_FALLING, lsm6dsm_interrupt)
-GPIO_INT(TCS3400_INT_ODL,      PIN(F, 1), GPIO_INT_FALLING, tcs3400_interrupt)
 
 /* USB-C interrupts */
 GPIO_INT(USB_C0_PPC_INT_ODL,   PIN(E, 0), GPIO_INT_FALLING, ppc_interrupt)
@@ -36,8 +35,6 @@ GPIO_INT(USB_C1_TCPC_INT_ODL,  PIN(F, 5), GPIO_INT_FALLING, tcpc_alert_event)
 GPIO_INT(USB_C0_BC12_INT_ODL,  PIN(9, 5), GPIO_INT_FALLING, bc12_interrupt)
 GPIO_INT(USB_C1_BC12_INT_ODL,  PIN(E, 4), GPIO_INT_FALLING, bc12_interrupt)
 
-GPIO_INT(HDMI_CONN_HPD,        PIN(7, 2), GPIO_INT_BOTH, hdmi_hpd_interrupt)
-
 /* Volume button interrupts */
 GPIO_INT(EC_VOLDN_BTN_ODL,     PIN(9, 3), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt)
 GPIO_INT(EC_VOLUP_BTN_ODL,     PIN(7, 5), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt)
@@ -71,12 +68,9 @@ GPIO(EC_BATT_PRES_ODL,         PIN(E, 1), GPIO_INPUT)
 GPIO(LED_1_L,                  PIN(C, 4), GPIO_OUT_HIGH)        /* Yellow (hatch) */
 GPIO(LED_2_L,                  PIN(C, 3), GPIO_OUT_HIGH)        /* White (hatch) */
 GPIO(LED_3_L,                  PIN(C, 2), GPIO_OUT_HIGH)
-GPIO(LED_4_L,                  PIN(6, 0), GPIO_OUT_HIGH)
 GPIO(EC_KB_BL_EN,              PIN(8, 6), GPIO_OUT_LOW)         /* Keyboard backlight */
 GPIO(EDP_BKLTEN_OD,            PIN(D, 3), GPIO_ODR_HIGH)        /* Display backlight */
 GPIO(EN_PP5000_FAN,            PIN(6, 1), GPIO_OUT_LOW)
-GPIO(EN_MST,                   PIN(9, 6), GPIO_OUT_LOW)
-
 
 /* I2C pins - Alternate function below configures I2C module on these pins */
 GPIO(I2C0_SCL,                 PIN(B, 5), GPIO_INPUT |