nuwani: Add new grunt-family board.

Add nuwani board. Initially base on treeya.

BUG=b:150799568
BRANCH=none
TEST=emerge-grunt chromeos-ec
Ensure that ec.bin are created

Change-Id: I2eb264dbd96aa7cda10b1d8e20fc0e67bc195254
Signed-off-by: xiaoqiang.zhu <xiaoqiang.zhu@bitland.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2087435
Reviewed-by: Edward Hill <ecgh@chromium.org>
Commit-Queue: Martin Roth <martinroth@google.com>
Tested-by: Martin Roth <martinroth@google.com>

1 files changed, 109 insertions, 0 deletions

diff --git a/board/nuwani/led.c b/board/nuwani/led.c
new file mode 100644
index 0000000000..9298075157
--- /dev/null
+++ b/board/nuwani/led.c
@@ -0,0 +1,109 @@
+/* Copyright 2020 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 "common.h"
+#include "led_onoff_states.h"
+#include "led_common.h"
+#include "gpio.h"
+
+#define LED_OFF_LVL	1
+#define LED_ON_LVL	0
+
+const int led_charge_lvl_1 = 5;
+
+const int led_charge_lvl_2 = 97;
+
+struct led_descriptor
+			led_bat_state_table[LED_NUM_STATES][LED_NUM_PHASES] = {
+	[STATE_CHARGING_LVL_1]	     = {{EC_LED_COLOR_RED, LED_INDEFINITE} },
+	[STATE_CHARGING_LVL_2]	     = {{EC_LED_COLOR_AMBER, LED_INDEFINITE} },
+	[STATE_CHARGING_FULL_CHARGE] = {{EC_LED_COLOR_GREEN,  LED_INDEFINITE} },
+	[STATE_DISCHARGE_S0]	     = {{LED_OFF,            LED_INDEFINITE} },
+	[STATE_DISCHARGE_S3]	     = {{LED_OFF,            LED_INDEFINITE} },
+	[STATE_DISCHARGE_S5]         = {{LED_OFF,            LED_INDEFINITE} },
+	[STATE_BATTERY_ERROR]        = {{EC_LED_COLOR_RED, 1 * LED_ONE_SEC},
+					{LED_OFF,            1 * LED_ONE_SEC} },
+	[STATE_FACTORY_TEST]         = {{EC_LED_COLOR_RED,  2 * LED_ONE_SEC},
+					{EC_LED_COLOR_GREEN, 2 * LED_ONE_SEC} },
+};
+
+const struct led_descriptor
+			led_pwr_state_table[PWR_LED_NUM_STATES][LED_NUM_PHASES] = {
+	[PWR_LED_STATE_ON]           = {{EC_LED_COLOR_WHITE, LED_INDEFINITE} },
+	[PWR_LED_STATE_SUSPEND_AC]   = {{EC_LED_COLOR_WHITE, 3 * LED_ONE_SEC},
+				{LED_OFF,          0.5 * LED_ONE_SEC} },
+	[PWR_LED_STATE_SUSPEND_NO_AC] = {{LED_OFF, LED_INDEFINITE} },
+	[PWR_LED_STATE_OFF]           = {{LED_OFF, LED_INDEFINITE} },
+};
+
+const enum ec_led_id supported_led_ids[] = {
+	EC_LED_ID_BATTERY_LED,
+	EC_LED_ID_POWER_LED
+};
+
+const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids);
+
+void led_set_color_power(enum ec_led_colors color)
+{
+	if (color == EC_LED_COLOR_WHITE)
+		gpio_set_level(GPIO_POWER_LED_3_L, LED_ON_LVL);
+	else
+		/* LED_OFF and unsupported colors */
+		gpio_set_level(GPIO_POWER_LED_3_L, LED_OFF_LVL);
+}
+
+void led_set_color_battery(enum ec_led_colors color)
+{
+	switch (color) {
+	case EC_LED_COLOR_RED:
+		gpio_set_level(GPIO_BAT_LED_1_L, LED_OFF_LVL);
+		gpio_set_level(GPIO_BAT_LED_2_L, LED_ON_LVL);
+		break;
+	case EC_LED_COLOR_AMBER:
+		gpio_set_level(GPIO_BAT_LED_1_L, LED_ON_LVL);
+		gpio_set_level(GPIO_BAT_LED_2_L, LED_ON_LVL);
+		break;
+	case EC_LED_COLOR_GREEN:
+		gpio_set_level(GPIO_BAT_LED_1_L, LED_ON_LVL);
+		gpio_set_level(GPIO_BAT_LED_2_L, LED_OFF_LVL);
+		break;
+	default: /* LED_OFF and other unsupported colors */
+		gpio_set_level(GPIO_BAT_LED_1_L, LED_OFF_LVL);
+		gpio_set_level(GPIO_BAT_LED_2_L, LED_OFF_LVL);
+		break;
+	}
+}
+
+void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range)
+{
+	if (led_id == EC_LED_ID_BATTERY_LED) {
+		brightness_range[EC_LED_COLOR_RED] = 1;
+		brightness_range[EC_LED_COLOR_AMBER] = 1;
+		brightness_range[EC_LED_COLOR_GREEN] = 1;
+	} else if (led_id == EC_LED_ID_POWER_LED) {
+		brightness_range[EC_LED_COLOR_WHITE] = 1;
+	}
+}
+
+int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness)
+{
+	if (led_id == EC_LED_ID_BATTERY_LED) {
+		if (brightness[EC_LED_COLOR_RED] != 0)
+			led_set_color_battery(EC_LED_COLOR_RED);
+		else if (brightness[EC_LED_COLOR_AMBER] != 0)
+			led_set_color_battery(EC_LED_COLOR_AMBER);
+		else if (brightness[EC_LED_COLOR_GREEN] != 0)
+			led_set_color_battery(EC_LED_COLOR_GREEN);
+		else
+			led_set_color_battery(LED_OFF);
+	} else if (led_id == EC_LED_ID_POWER_LED) {
+		if (brightness[EC_LED_COLOR_WHITE] != 0)
+			led_set_color_power(EC_LED_COLOR_WHITE);
+		else
+			led_set_color_power(LED_OFF);
+	}
+
+	return EC_SUCCESS;
+}