1 /* 2 * Copyright 2014 Broadcom Corporation. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <asm/io.h> 9 #include <config.h> 10 #include <asm/system.h> 11 #include <asm/iproc-common/armpll.h> 12 13 DECLARE_GLOBAL_DATA_PTR; 14 15 /* 16 * board_init - early hardware init 17 */ 18 int board_init(void) 19 { 20 /* 21 * Address of boot parameters passed to kernel 22 * Use default offset 0x100 23 */ 24 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; 25 26 return 0; 27 } 28 29 /* 30 * dram_init - sets u-boot's idea of sdram size 31 */ 32 int dram_init(void) 33 { 34 gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 35 CONFIG_SYS_SDRAM_SIZE); 36 return 0; 37 } 38 39 void dram_init_banksize(void) 40 { 41 gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; 42 gd->bd->bi_dram[0].size = gd->ram_size; 43 } 44 45 int board_early_init_f(void) 46 { 47 uint32_t status = 0; 48 49 /* Setup PLL if required */ 50 #if defined(CONFIG_ARMCLK) 51 armpll_config(CONFIG_ARMCLK); 52 #endif 53 54 return status; 55 } 56