1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (C) 2009 Samsung Electronics 4 * Minkyu Kang <mk7.kang@samsung.com> 5 */ 6 #include <common.h> 7 #include <fdtdec.h> 8 #include <asm/io.h> 9 #include <asm/arch/clk.h> 10 11 DECLARE_GLOBAL_DATA_PTR; 12 13 /* Default is s5pc100 */ 14 unsigned int s5p_cpu_id = 0xC100; 15 /* Default is EVT1 */ 16 unsigned int s5p_cpu_rev = 1; 17 18 #ifdef CONFIG_ARCH_CPU_INIT arch_cpu_init(void)19int arch_cpu_init(void) 20 { 21 s5p_set_cpu_id(); 22 23 return 0; 24 } 25 #endif 26 get_device_type(void)27u32 get_device_type(void) 28 { 29 return s5p_cpu_id; 30 } 31 32 #ifdef CONFIG_DISPLAY_CPUINFO print_cpuinfo(void)33int print_cpuinfo(void) 34 { 35 const char *cpu_model; 36 int len; 37 38 /* For SoC with no real CPU ID in naming convention. */ 39 cpu_model = fdt_getprop(gd->fdt_blob, 0, "cpu-model", &len); 40 if (cpu_model) 41 printf("CPU: %.*s @ ", len, cpu_model); 42 else 43 printf("CPU: %s%X @ ", s5p_get_cpu_name(), s5p_cpu_id); 44 45 print_freq(get_arm_clk(), "\n"); 46 47 return 0; 48 } 49 #endif 50