setup.c (1015B)
1/* 2 * Microwatt FPGA-based SoC platform setup code. 3 * 4 * Copyright 2020 Paul Mackerras (paulus@ozlabs.org), IBM Corp. 5 */ 6 7#include <linux/types.h> 8#include <linux/kernel.h> 9#include <linux/stddef.h> 10#include <linux/init.h> 11#include <linux/of.h> 12#include <linux/of_platform.h> 13 14#include <asm/machdep.h> 15#include <asm/time.h> 16#include <asm/xics.h> 17#include <asm/udbg.h> 18 19#include "microwatt.h" 20 21static void __init microwatt_init_IRQ(void) 22{ 23 xics_init(); 24} 25 26static int __init microwatt_probe(void) 27{ 28 return of_machine_is_compatible("microwatt-soc"); 29} 30 31static int __init microwatt_populate(void) 32{ 33 return of_platform_default_populate(NULL, NULL, NULL); 34} 35machine_arch_initcall(microwatt, microwatt_populate); 36 37static void __init microwatt_setup_arch(void) 38{ 39 microwatt_rng_init(); 40} 41 42define_machine(microwatt) { 43 .name = "microwatt", 44 .probe = microwatt_probe, 45 .init_IRQ = microwatt_init_IRQ, 46 .setup_arch = microwatt_setup_arch, 47 .progress = udbg_progress, 48 .calibrate_decr = generic_calibrate_decr, 49};