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/* Copyright (c) 2012 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.
*/
/* Memory mapping */
#define CONFIG_FLASH_BASE 0x08000000
#define CONFIG_FLASH_PHYSICAL_SIZE 0x00020000
#define CONFIG_FLASH_SIZE CONFIG_FLASH_PHYSICAL_SIZE
#define CONFIG_FLASH_BANK_SIZE 0x1000
#define CONFIG_FLASH_ERASE_SIZE 0x0100 /* erase bank size */
/*
* TODO(crosbug.com/p/23805): Technically we can write in word-mode (4 bytes at
* a time), but that's really slow, and older host interfaces which can't ask
* about the ideal size would then end up writing in that mode instead of the
* faster page mode. So lie about the write size for now. Once all software
* (flashrom, u-boot, ectool) which cares has been updated to know about ver.1
* of EC_CMD_GET_FLASH_INFO, we can remove this workaround.
*/
#define CONFIG_FLASH_WRITE_SIZE 0x0080
/* Ideal write size in page-mode */
#define CONFIG_FLASH_WRITE_IDEAL_SIZE 0x0080
#define CONFIG_RAM_BASE 0x20000000
#define CONFIG_RAM_SIZE 0x00004000
/* Size of one firmware image in flash */
#define CONFIG_FW_IMAGE_SIZE (64 * 1024)
#define CONFIG_RO_MEM_OFF 0
#define CONFIG_RO_SIZE (CONFIG_FW_IMAGE_SIZE - CONFIG_FW_PSTATE_SIZE)
#define CONFIG_RW_MEM_OFF CONFIG_FW_IMAGE_SIZE
#define CONFIG_RW_SIZE CONFIG_FW_IMAGE_SIZE
#define CONFIG_WP_OFF CONFIG_RO_MEM_OFF
#define CONFIG_WP_SIZE CONFIG_RO_SIZE
/*
* Put pstate after RO to give RW more space and make RO write protect
* region contiguous.
*/
#define CONFIG_FW_PSTATE_SIZE CONFIG_FLASH_BANK_SIZE
#define CONFIG_FW_PSTATE_OFF (CONFIG_RO_MEM_OFF + CONFIG_RO_SIZE)
/* Number of IRQ vectors on the NVIC */
#define CONFIG_IRQ_COUNT 45
/* Lots of RAM, so use bigger UART buffer */
#undef CONFIG_UART_TX_BUF_SIZE
#define CONFIG_UART_TX_BUF_SIZE 2048
/* Use DMA for UART receive */
#define CONFIG_UART_RX_DMA
/* Flash erases to 0, not 1 */
#define CONFIG_FLASH_ERASED_VALUE32 0
/* USB packet ram config */
#define CONFIG_USB_RAM_BASE 0x40006000
#define CONFIG_USB_RAM_SIZE 512
#define CONFIG_USB_RAM_ACCESS_TYPE uint32_t
#define CONFIG_USB_RAM_ACCESS_SIZE 4
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