mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-04 02:20:25 +00:00
db41d65a97
At present panic() is in the vsprintf.h header file. That does not seem like an obvious choice for hang(), even though it relates to panic(). So let's put hang() in its own header. Signed-off-by: Simon Glass <sjg@chromium.org> [trini: Migrate a few more files] Signed-off-by: Tom Rini <trini@konsulko.com>
92 lines
2 KiB
C
92 lines
2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2019 Rockchip Electronics Co., Ltd
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*/
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#include <common.h>
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#include <debug_uart.h>
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#include <dm.h>
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#include <hang.h>
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#include <ram.h>
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#include <spl.h>
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#include <version.h>
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#include <asm/io.h>
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#include <asm/arch-rockchip/bootrom.h>
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#define TIMER_LOAD_COUNT_L 0x00
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#define TIMER_LOAD_COUNT_H 0x04
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#define TIMER_CONTROL_REG 0x10
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#define TIMER_EN 0x1
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#define TIMER_FMODE BIT(0)
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#define TIMER_RMODE BIT(1)
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__weak void rockchip_stimer_init(void)
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{
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/* If Timer already enabled, don't re-init it */
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u32 reg = readl(CONFIG_ROCKCHIP_STIMER_BASE + TIMER_CONTROL_REG);
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if (reg & TIMER_EN)
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return;
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#ifndef CONFIG_ARM64
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asm volatile("mcr p15, 0, %0, c14, c0, 0"
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: : "r"(COUNTER_FREQUENCY));
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#endif
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writel(0, CONFIG_ROCKCHIP_STIMER_BASE + TIMER_CONTROL_REG);
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writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE);
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writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE + 4);
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writel(TIMER_EN | TIMER_FMODE, CONFIG_ROCKCHIP_STIMER_BASE +
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TIMER_CONTROL_REG);
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}
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void board_init_f(ulong dummy)
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{
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struct udevice *dev;
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int ret;
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#if defined(CONFIG_DEBUG_UART) && defined(CONFIG_TPL_SERIAL_SUPPORT)
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/*
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* Debug UART can be used from here if required:
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*
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* debug_uart_init();
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* printch('a');
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* printhex8(0x1234);
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* printascii("string");
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*/
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debug_uart_init();
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#ifdef CONFIG_TPL_BANNER_PRINT
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printascii("\nU-Boot TPL " PLAIN_VERSION " (" U_BOOT_DATE " - " \
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U_BOOT_TIME ")\n");
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#endif
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#endif
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ret = spl_early_init();
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if (ret) {
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debug("spl_early_init() failed: %d\n", ret);
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hang();
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}
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/* Init secure timer */
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rockchip_stimer_init();
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/* Init ARM arch timer in arch/arm/cpu/ */
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timer_init();
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ret = uclass_get_device(UCLASS_RAM, 0, &dev);
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if (ret) {
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printf("DRAM init failed: %d\n", ret);
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return;
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}
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}
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int board_return_to_bootrom(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev)
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{
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back_to_bootrom(BROM_BOOT_NEXTSTAGE);
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return 0;
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}
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u32 spl_boot_device(void)
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{
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return BOOT_DEVICE_BOOTROM;
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}
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