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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2020 Ahmad Fatoum <a.fatoum@pengutronix.de>
*/
#include <common.h>
#include <init.h>
#include <mach/at91/hardware.h>
#include <asm/barebox-arm.h>
#include <mach/at91/at91sam9_sdramc.h>
#include <asm/memory.h>
#include <pbl.h>
#include <io.h>
void __noreturn at91sam9260_barebox_entry(void *boarddata)
{
barebox_arm_entry(AT91_CHIPSELECT_1,
at91_get_sdram_size(IOMEM(AT91SAM9260_BASE_SDRAMC)),
boarddata);
}
static int at91_sdramc_probe(struct device *dev)
{
struct resource *iores;
void __iomem *base;
iores = dev_request_mem_resource(dev, 0);
if (IS_ERR(iores))
return PTR_ERR(iores);
base = IOMEM(iores->start);
return arm_add_mem_device("ram0", AT91_CHIPSELECT_1,
at91_get_sdram_size(base));
}
static struct of_device_id at91_sdramc_dt_ids[] = {
{ .compatible = "atmel,at91sam9260-sdramc" },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, at91_sdramc_dt_ids);
static struct driver at91_sdramc_driver = {
.name = "at91sam9260-sdramc",
.probe = at91_sdramc_probe,
.of_compatible = at91_sdramc_dt_ids,
};
mem_platform_driver(at91_sdramc_driver);
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