blob: 4a1954411702b9499475d5fda05b2efade7fdd99 [file] [log] [blame]
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2011 The ChromiumOS Authors. All rights reserved.
* Copyright 2013 Google Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <console/console.h>
#include <device/device.h>
#include <symbols.h>
#include <soc/ipq_uart.h>
typedef struct {
uint8_t hlos1[112 * MiB], /* <-- 0x80000000 */
appsbl[4 * MiB], /* <-- 0x87000000 */
sbl[1 * MiB], /* <-- 0x87400000 */
rsvd[11 * MiB], /* <-- 0x87500000 */
hlos2[128 * MiB]; /* <-- 0x88000000 */
} ipq_mem_map_t;
#define LINUX_REGION1_START ((uintptr_t)(ipq_mem_map->hlos1))
#define LINUX_REGION1_START_KB (LINUX_REGION1_START / KiB)
#define LINUX_REGION1_SIZE (sizeof(ipq_mem_map->hlos1) + \
sizeof(ipq_mem_map->appsbl) + \
sizeof(ipq_mem_map->sbl))
#define LINUX_REGION1_SIZE_KB (LINUX_REGION1_SIZE / KiB)
#define RESERVED_START ((uintptr_t)(ipq_mem_map->rsvd))
#define RESERVED_START_KB (RESERVED_START / KiB)
#define RESERVED_SIZE (sizeof(ipq_mem_map->rsvd))
#define RESERVED_SIZE_KB (RESERVED_SIZE / KiB)
/* xxx_SIZE defines not needed since it goes till end of memory */
#define LINUX_REGION2_START ((uintptr_t)(ipq_mem_map->hlos2))
#define LINUX_REGION2_START_KB (LINUX_REGION2_START / KiB)
static void soc_read_resources(struct device *dev)
{
ipq_mem_map_t *ipq_mem_map = ((ipq_mem_map_t *)_dram);
ram_resource(dev, 0, LINUX_REGION1_START_KB, LINUX_REGION1_SIZE_KB);
reserved_ram_resource(dev, 1, RESERVED_START_KB, RESERVED_SIZE_KB);
/* 0x88000000 to end, is the second region for Linux */
ram_resource(dev, 2, LINUX_REGION2_START_KB,
(CONFIG_DRAM_SIZE_MB * KiB) -
LINUX_REGION1_SIZE_KB - RESERVED_SIZE_KB);
}
static void soc_init(struct device *dev)
{
/*
* Do this in case console is not enabled: kernel's earlyprintk()
* should work no matter what the firmware console configuration is.
*/
ipq40xx_uart_init();
printk(BIOS_INFO, "CPU: QCA 40xx\n");
}
static struct device_operations soc_ops = {
.read_resources = soc_read_resources,
.init = soc_init,
};
static void enable_soc_dev(struct device *dev)
{
dev->ops = &soc_ops;
}
struct chip_operations soc_qualcomm_ipq40xx_ops = {
CHIP_NAME("SOC QCA 40xx")
.enable_dev = enable_soc_dev,
};