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https://github.com/smaeul/u-boot.git
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ceec9c9d29
Add mem and console env information and modify the wrong earlycon env. Signed-off-by: Jim Liu <JJLIU0@nuvoton.com>
77 lines
1.3 KiB
C
77 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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*
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* Copyright (c) 2021 Nuvoton Technology Corp.
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*/
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#include <common.h>
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#include <dm.h>
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#include <env.h>
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#include <asm/io.h>
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#include <asm/arch/gcr.h>
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#include <asm/mach-types.h>
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#include "../common/uart.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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return 0;
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}
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int dram_init(void)
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{
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struct npcm_gcr *gcr = (struct npcm_gcr *)NPCM_GCR_BA;
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int ramsize = (readl(&gcr->intcr3) >> 8) & 0x7;
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switch (ramsize) {
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case 0:
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gd->ram_size = 0x08000000; /* 128 MB. */
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break;
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case 1:
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gd->ram_size = 0x10000000; /* 256 MB. */
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break;
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case 2:
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gd->ram_size = 0x20000000; /* 512 MB. */
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break;
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case 3:
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gd->ram_size = 0x40000000; /* 1024 MB. */
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break;
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case 4:
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gd->ram_size = 0x80000000; /* 2048 MB. */
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break;
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default:
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break;
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}
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return 0;
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}
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int last_stage_init(void)
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{
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char value[32];
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struct udevice *dev = gd->cur_serial_dev;
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if (gd->ram_size > 0) {
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sprintf(value, "%ldM", (gd->ram_size / 0x100000));
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env_set("mem", value);
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}
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if (dev && (dev->seq_ >= 0)) {
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void *addr;
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addr = dev_read_addr_ptr(dev);
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if (addr) {
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sprintf(value, "uart8250,mmio32,0x%x", (u32)addr);
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env_set("earlycon", value);
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}
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sprintf(value, "ttyS%d,115200n8", dev->seq_);
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env_set("console", value);
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board_set_console();
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}
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return 0;
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}
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