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206ad6c7b0
Introduce the new board, define every bits. Tested-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
61 lines
1010 B
C
61 lines
1010 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2018, Bin Meng <bmeng.cn@gmail.com>
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*/
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#include <dm.h>
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#include <cpu.h>
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#include <log.h>
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#include <init.h>
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#include <usb.h>
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#include <virtio_types.h>
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#include <virtio.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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unsigned long get_board_sys_clk(void)
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{
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return gd->cpu_clk ? gd->cpu_clk : 40000000;
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}
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int dram_init(void)
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{
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return fdtdec_setup_mem_size_base();
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}
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int board_early_init_f(void)
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{
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struct cpu_plat *cpu_plat;
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struct udevice *cpu = cpu_get_current_dev();
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if (!cpu)
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return -ENODEV;
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cpu_plat = dev_get_parent_plat(cpu);
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if (!cpu_plat)
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return -ENODEV;
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gd->cpu_clk = cpu_plat->timebase_freq;
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return 0;
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}
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int board_late_init(void)
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{
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/* start usb so that usb keyboard can be used as input device */
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if (CONFIG_IS_ENABLED(USB_KEYBOARD))
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usb_init();
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/*
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* Make sure virtio bus is enumerated so that peripherals
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* on the virtio bus can be discovered by their drivers
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*/
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virtio_init();
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return 0;
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}
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