mirror of
https://github.com/AsahiLinux/u-boot
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76 lines
1.4 KiB
C
76 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2020 Microchip Technology, Inc.
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* Eugen Hristev <eugen.hristev@microchip.com>
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*/
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#include <common.h>
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#include <debug_uart.h>
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#include <init.h>
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#include <asm/global_data.h>
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#include <asm/io.h>
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#include <asm/arch/at91_common.h>
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#include <asm/arch/atmel_pio4.h>
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#include <asm/arch/clk.h>
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#include <asm/arch/gpio.h>
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#include <asm/arch/sama7g5.h>
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DECLARE_GLOBAL_DATA_PTR;
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int board_late_init(void)
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{
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return 0;
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}
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#if (IS_ENABLED(CONFIG_DEBUG_UART_BOARD_INIT))
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static void board_uart0_hw_init(void)
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{
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/* FLEXCOM3 IO0 */
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atmel_pio4_set_f_periph(AT91_PIO_PORTD, 17, ATMEL_PIO_PUEN_MASK);
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/* FLEXCOM3 IO1 */
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atmel_pio4_set_f_periph(AT91_PIO_PORTD, 16, 0);
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at91_periph_clk_enable(ATMEL_ID_FLEXCOM3);
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}
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void board_debug_uart_init(void)
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{
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board_uart0_hw_init();
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}
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#endif
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int board_early_init_f(void)
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{
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#if (IS_ENABLED(CONFIG_DEBUG_UART))
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debug_uart_init();
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#endif
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return 0;
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}
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#define MAC24AA_MAC_OFFSET 0xfa
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#if (IS_ENABLED(CONFIG_MISC_INIT_R))
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int misc_init_r(void)
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{
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#if (IS_ENABLED(CONFIG_I2C_EEPROM))
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at91_set_ethaddr(MAC24AA_MAC_OFFSET);
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at91_set_eth1addr(MAC24AA_MAC_OFFSET);
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#endif
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return 0;
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}
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#endif
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int board_init(void)
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{
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/* address of boot parameters */
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gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
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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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gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
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CONFIG_SYS_SDRAM_SIZE);
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return 0;
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}
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