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samus: enable config option for low power idle

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Enable low power idle for Samus.

BUG=none
BRANCH=none
TEST=tested on samus. made sure EC comes up with no obvious
problems and that the EC goes into deep sleep a minute after
no console activity.

Change-Id: I00e196560759dfd62915e645319de606f2f29df3
Signed-off-by: Alec Berg <alecaberg@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/190791
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
Reviewed-by: Sameer Nanda <snanda@chromium.org>
This commit is contained in:
Alec Berg
2014-03-19 11:54:28 -07:00
committed by chrome-internal-fetch
parent 5bd3d71259
commit 727b4e4e0d
2 changed files with 10 additions and 0 deletions
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7
board/samus/board.c
View File

@@ -17,6 +17,7 @@
#include "gpio.h"
#include "host_command.h"
#include "i2c.h"
#include "jtag.h"
#include "keyboard_scan.h"
#include "lid_switch.h"
#include "peci.h"
@@ -30,6 +31,7 @@
#include "temp_sensor_chip.h"
#include "timer.h"
#include "thermal.h"
#include "uart.h"
#include "util.h"
/* GPIO signal list. Must match order from enum gpio_signal. */
@@ -67,6 +69,11 @@ const struct gpio_info gpio_list[] = {
backlight_interrupt},
{"CAPSENSE_INT_L", LM4_GPIO_N, (1<<0), GPIO_INT_FALLING,
capsense_interrupt},
{"JTAG_TCK", LM4_GPIO_C, (1<<0), GPIO_DEFAULT,
jtag_interrupt},
{"UART0_RX", LM4_GPIO_A, (1<<0), GPIO_PULL_UP|
GPIO_INT_BOTH_DSLEEP,
uart_deepsleep_interrupt},
/* Other inputs */
{"BOARD_VERSION1", LM4_GPIO_Q, (1<<5), GPIO_INPUT, NULL},

3
board/samus/board.h
View File

@@ -24,6 +24,7 @@
#define CONFIG_KEYBOARD_BOARD_CONFIG
#define CONFIG_KEYBOARD_PROTOCOL_8042
#define CONFIG_LED_DRIVER_DS2413
#define CONFIG_LOW_POWER_IDLE
#define CONFIG_ONEWIRE
#define CONFIG_POWER_BUTTON
#define CONFIG_POWER_BUTTON_X86
@@ -97,6 +98,8 @@ enum gpio_signal {
GPIO_WP_L, /* Write protect input */
GPIO_PCH_BL_EN, /* PCH backlight input */
GPIO_CAPSENSE_INT_L, /* Capsense interrupt */
GPIO_JTAG_TCK, /* JTAG clock input */
GPIO_UART0_RX, /* UART0 RX input */
/* Other inputs */
GPIO_BOARD_VERSION1, /* Board version stuffing resistor 1 */