diff options
Diffstat (limited to 'arch/sh/boards/shmin/setup.c')
-rw-r--r-- | arch/sh/boards/shmin/setup.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/sh/boards/shmin/setup.c b/arch/sh/boards/shmin/setup.c new file mode 100644 index 00000000000..2f0c19706cf --- /dev/null +++ b/arch/sh/boards/shmin/setup.c @@ -0,0 +1,41 @@ +/* + * arch/sh/boards/shmin/setup.c + * + * Copyright (C) 2006 Takashi YOSHII + * + * SHMIN Support. + */ +#include <linux/init.h> +#include <asm/machvec.h> +#include <asm/shmin/shmin.h> +#include <asm/clock.h> +#include <asm/irq.h> +#include <asm/io.h> + +#define PFC_PHCR 0xa400010e + +static void __init init_shmin_irq(void) +{ + ctrl_outw(0x2a00, PFC_PHCR); // IRQ0-3=IRQ + ctrl_outw(0x0aaa, INTC_ICR1); // IRQ0-3=IRQ-mode,Low-active. +} + +static void __iomem *shmin_ioport_map(unsigned long port, unsigned int size) +{ + static int dummy; + + if ((port & ~0x1f) == SHMIN_NE_BASE) + return (void __iomem *)(SHMIN_IO_BASE + port); + + dummy = 0; + + return &dummy; + +} + +struct sh_machine_vector mv_shmin __initmv = { + .mv_name = "SHMIN", + .mv_init_irq = init_shmin_irq, + .mv_ioport_map = shmin_ioport_map, +}; +ALIAS_MV(shmin) |