u-boot/board/imgtec/boston/ddr.c
Tom Rini f7fd0355e0 board: imgtec: Remove <common.h> and add needed includes
Remove <common.h> from this board vendor directory and when needed
add missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>
2024-05-07 08:00:25 -06:00

37 lines
678 B
C

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2016 Imagination Technologies
*/
#include <config.h>
#include <init.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include "boston-regs.h"
DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
u32 ddrconf0 = __raw_readl((uint32_t *)BOSTON_PLAT_DDRCONF0);
gd->ram_size = (phys_size_t)(ddrconf0 & BOSTON_PLAT_DDRCONF0_SIZE) <<
30;
return 0;
}
phys_addr_t board_get_usable_ram_top(phys_size_t total_size)
{
DECLARE_GLOBAL_DATA_PTR;
if (gd->ram_top < CFG_SYS_SDRAM_BASE) {
/* 2GB wrapped around to 0 */
return CKSEG0ADDR(256 << 20);
}
return min_t(unsigned long, gd->ram_top, CKSEG0ADDR(256 << 20));
}