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 21 static void __init microwatt_init_IRQ(void) 22 { 23 xics_init(); 24 } 25 26 static int __init microwatt_populate(void) 27 { 28 return of_platform_default_populate(NULL, NULL, NULL); 29 } 30 machine_arch_initcall(microwatt, microwatt_populate); 31 32 static void __init microwatt_setup_arch(void) 33 { 34 microwatt_rng_init(); 35 } 36 37 define_machine(microwatt) { 38 .name = "microwatt", 39 .compatible = "microwatt-soc", 40 .init_IRQ = microwatt_init_IRQ, 41 .setup_arch = microwatt_setup_arch, 42 .progress = udbg_progress, 43 }; 44