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/* Copyright 2013-2014 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file config.H
*
* @brief Definitions for EC configuration values.
*
*/
#ifndef __EC_CONFIG_H_
#define __EC_CONFIG_H_
#include <stdint.h>
#define EC_RTC_PORT_BASE (0x70) // RTC/CMOS LPC base address
#define EC_RTC_BLOCK_SIZE (512) // Size of addressable data in RTC
#define EC_RTC_CENTURY (1) // 1 if century format is enabled
#if EC_RTC_CENTURY
#define EC_RTC_BBRAM_OFFSET (0x33) // Offset of NV data (= size of calendar)
#else
#define EC_RTC_BBRAM_OFFSET (0x0E) // Offset of NV data (= size of calendar)
#endif // #if EC_RTC_CENTURY
#define EC_RTCDD_READ_TRIES (2) // Times to try the RTC if updating
#define EC_RTCDD_RETRY_DELAY (300000) // Delay between RTC read retries in ns
// based on update time of 244 + 30.5 µs
#define EC_GPIO_INDEX 0x200
#define EC_GPIO_DATA 0x201
#define EC_GPIO_NUM_PORTS 17
#define EC_GPIO_PORT_SKIP 4
#define EC_GPIO_DATA_OFFSET 0x0
#define EC_GPIO_DDR_OFFSET 0x1
#define EC_GPIO_PIN_OFFSET 0x2
#define EC_GPIO_PUP_OFFSET 0x3
typedef enum EcGpioPort {
EC_GPIO_PORT_A = 0,
EC_GPIO_PORT_B = 1,
EC_GPIO_PORT_C = 2,
EC_GPIO_PORT_D = 3,
EC_GPIO_PORT_E = 4,
EC_GPIO_PORT_F = 5,
EC_GPIO_PORT_G = 6,
EC_GPIO_PORT_H = 7,
// skip port I
EC_GPIO_PORT_J = 8,
EC_GPIO_PORT_K = 9,
EC_GPIO_PORT_L = 10,
EC_GPIO_PORT_M = 11,
EC_GPIO_PORT_N = 12,
// skip port O
EC_GPIO_PORT_P = 13,
EC_GPIO_PORT_Q = 14,
EC_GPIO_PORT_R = 15,
EC_GPIO_PORT_S = 16,
} EcGpioPort;
#ifdef __cplusplus
extern "C" {
#endif
void ec_outb(uint16_t, uint8_t);
uint8_t ec_inb(uint16_t);
#ifdef __cplusplus
}
#endif
#endif // __EC_CONFIG_H_
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