| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 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 | |
| 19 | static 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 | |
| 26 | static 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 | }; |