mirror of
https://github.com/AsahiLinux/u-boot
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d9c68b1444
DP-DDR is used for DPAA, separated from main memory pool for general use. It has 32-bit bus width and use a standard DDR4 DIMM (64-bit). Signed-off-by: York Sun <yorksun@freescale.com>
117 lines
2.1 KiB
C
117 lines
2.1 KiB
C
/*
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* Copyright 2014 Freescale Semiconductor
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <malloc.h>
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#include <errno.h>
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#include <netdev.h>
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#include <fsl_ifc.h>
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#include <fsl_ddr.h>
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#include <asm/io.h>
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#include <fdt_support.h>
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#include <libfdt.h>
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#include <fsl_mc.h>
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#include <environment.h>
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DECLARE_GLOBAL_DATA_PTR;
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int board_init(void)
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{
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init_final_memctl_regs();
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#ifdef CONFIG_ENV_IS_NOWHERE
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gd->env_addr = (ulong)&default_environment[0];
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#endif
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return 0;
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}
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int board_early_init_f(void)
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{
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init_early_memctl_regs(); /* tighten IFC timing */
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return 0;
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}
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void detail_board_ddr_info(void)
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{
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puts("\nDDR ");
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print_size(gd->bd->bi_dram[0].size + gd->bd->bi_dram[1].size, "");
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print_ddr_info(0);
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if (gd->bd->bi_dram[2].size) {
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puts("\nDP-DDR ");
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print_size(gd->bd->bi_dram[2].size, "");
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print_ddr_info(CONFIG_DP_DDR_CTRL);
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}
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}
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int dram_init(void)
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{
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gd->ram_size = initdram(0);
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return 0;
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}
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int timer_init(void)
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{
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u32 __iomem *cntcr = (u32 *)CONFIG_SYS_FSL_TIMER_ADDR;
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u32 __iomem *cltbenr = (u32 *)CONFIG_SYS_FSL_PMU_CLTBENR;
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out_le32(cltbenr, 0x1); /* enable cluster0 timebase */
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out_le32(cntcr, 0x1); /* enable clock for timer */
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return 0;
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}
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/*
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* Board specific reset that is system reset.
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*/
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void reset_cpu(ulong addr)
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{
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}
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int board_eth_init(bd_t *bis)
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{
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int error = 0;
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#ifdef CONFIG_SMC91111
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error = smc91111_initialize(0, CONFIG_SMC91111_BASE);
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#endif
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#ifdef CONFIG_FSL_MC_ENET
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error = cpu_eth_init(bis);
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#endif
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return error;
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}
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#ifdef CONFIG_FSL_MC_ENET
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void fdt_fixup_board_enet(void *fdt)
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{
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int offset;
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offset = fdt_path_offset(fdt, "/fsl,dprc@0");
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if (get_mc_boot_status() == 0)
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fdt_status_okay(fdt, offset);
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else
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fdt_status_fail(fdt, offset);
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}
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#endif
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#ifdef CONFIG_OF_BOARD_SETUP
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void ft_board_setup(void *blob, bd_t *bd)
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{
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phys_addr_t base;
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phys_size_t size;
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/* limit the memory size to bank 1 until Linux can handle 40-bit PA */
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base = getenv_bootm_low();
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size = getenv_bootm_size();
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fdt_fixup_memory(blob, (u64)base, (u64)size);
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#ifdef CONFIG_FSL_MC_ENET
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fdt_fixup_board_enet(blob);
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#endif
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}
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#endif
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