u-boot/arch/arm/cpu/armv7/sunxi/cpu_info.c

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/*
* (C) Copyright 2007-2011
* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
* Tom Cubie <tangliang@allwinnertech.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/cpu.h>
#ifdef CONFIG_DISPLAY_CPUINFO
int print_cpuinfo(void)
{
#ifdef CONFIG_SUN4I
puts("CPU: Allwinner A10 (SUN4I)\n");
#elif defined CONFIG_SUN5I
u32 val = readl(SUNXI_SID_BASE + 0x08);
switch ((val >> 12) & 0xf) {
case 0: puts("CPU: Allwinner A12 (SUN5I)\n"); break;
case 3: puts("CPU: Allwinner A13 (SUN5I)\n"); break;
case 7: puts("CPU: Allwinner A10s (SUN5I)\n"); break;
default: puts("CPU: Allwinner A1X (SUN5I)\n");
}
#elif defined CONFIG_SUN7I
puts("CPU: Allwinner A20 (SUN7I)\n");
#else
#warning Please update cpu_info.c with correct CPU information
puts("CPU: SUNXI Family\n");
#endif
return 0;
}
#endif