1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * arch/sh/boards/shmin/setup.c 4 * 5 * Copyright (C) 2006 Takashi YOSHII 6 * 7 * SHMIN Support. 8 */ 9 #include <linux/init.h> 10 #include <linux/irq.h> 11 #include <asm/machvec.h> 12 #include <mach/shmin.h> 13 #include <asm/clock.h> 14 #include <asm/io.h> 15 16 #define PFC_PHCR 0xa400010eUL 17 #define INTC_ICR1 0xa4000010UL 18 init_shmin_irq(void)19static void __init init_shmin_irq(void) 20 { 21 __raw_writew(0x2a00, PFC_PHCR); // IRQ0-3=IRQ 22 __raw_writew(0x0aaa, INTC_ICR1); // IRQ0-3=IRQ-mode,Low-active. 23 plat_irq_setup_pins(IRQ_MODE_IRQ); 24 } 25 shmin_setup(char ** cmdline_p)26static void __init shmin_setup(char **cmdline_p) 27 { 28 __set_io_port_base(SHMIN_IO_BASE); 29 } 30 31 static struct sh_machine_vector mv_shmin __initmv = { 32 .mv_name = "SHMIN", 33 .mv_setup = shmin_setup, 34 .mv_init_irq = init_shmin_irq, 35 }; 36