/* * linux/arch/m32r/platforms/mappi/setup.c * * Setup routines for Renesas MAPPI Board * * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, * Hitoshi Yamamoto */ #include <linux/irq.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> #include <asm/system.h> #include <asm/m32r.h> #include <asm/io.h> #define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long))) icu_data_t icu_data[NR_IRQS]; static void disable_mappi_irq(unsigned int irq) { unsigned long port, data; port = irq2port(irq); data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7; outl(data, port); } static void enable_mappi_irq(unsigned int irq) { unsigned long port, data; port = irq2port(irq); data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6; outl(data, port); } static void mask_and_ack_mappi(unsigned int irq) { disable_mappi_irq(irq); } static void end_mappi_irq(unsigned int irq) { if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) enable_mappi_irq(irq); } static unsigned int startup_mappi_irq(unsigned int irq) { enable_mappi_irq(irq); return (0); } static void shutdown_mappi_irq(unsigned int irq) { unsigned long port; port = irq2port(irq); outl(M32R_ICUCR_ILEVEL7, port); } static struct hw_interrupt_type mappi_irq_type = { .typename = "MAPPI-IRQ", .startup = startup_mappi_irq, .shutdown = shutdown_mappi_irq, .enable = enable_mappi_irq, .disable = disable_mappi_irq, .ack = mask_and_ack_mappi, .end = end_mappi_irq }; void __init init_IRQ(void) { static int once = 0; if (once) return; else once++; #ifdef CONFIG_NE2000 /* INT0 : LAN controller (RTL8019AS) */ irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; irq_desc[M32R_IRQ_INT0].chip = &mappi_irq_type; irq_desc[M32R_IRQ_INT0].action = NULL; irq_desc[M32R_IRQ_INT0].depth = 1; icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11; disable_mappi_irq(M32R_IRQ_INT0); #endif /* CONFIG_M32R_NE2000 */ /* MFT2 : system timer */ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; irq_desc[M32R_IRQ_MFT2].chip = &mappi_irq_type; irq_desc[M32R_IRQ_MFT2].action = NULL; irq_desc[M32R_IRQ_MFT2].depth = 1; icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; disable_mappi_irq(M32R_IRQ_MFT2); #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; irq_desc[M32R_IRQ_SIO0_R].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO0_R].action = NULL; irq_desc[M32R_IRQ_SIO0_R].depth = 1; icu_data[M32R_IRQ_SIO0_R].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO0_R); /* SIO0_S : uart send data */ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; irq_desc[M32R_IRQ_SIO0_S].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO0_S].action = NULL; irq_desc[M32R_IRQ_SIO0_S].depth = 1; icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO0_S); /* SIO1_R : uart receive data */ irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; irq_desc[M32R_IRQ_SIO1_R].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO1_R].action = NULL; irq_desc[M32R_IRQ_SIO1_R].depth = 1; icu_data[M32R_IRQ_SIO1_R].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO1_R); /* SIO1_S : uart send data */ irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; irq_desc[M32R_IRQ_SIO1_S].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO1_S].action = NULL; irq_desc[M32R_IRQ_SIO1_S].depth = 1; icu_data[M32R_IRQ_SIO1_S].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO1_S); #endif /* CONFIG_SERIAL_M32R_SIO */ #if defined(CONFIG_M32R_PCC) /* INT1 : pccard0 interrupt */ irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; irq_desc[M32R_IRQ_INT1].chip = &mappi_irq_type; irq_desc[M32R_IRQ_INT1].action = NULL; irq_desc[M32R_IRQ_INT1].depth = 1; icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00; disable_mappi_irq(M32R_IRQ_INT1); /* INT2 : pccard1 interrupt */ irq_desc[M32R_IRQ_INT2].status = IRQ_DISABLED; irq_desc[M32R_IRQ_INT2].chip = &mappi_irq_type; irq_desc[M32R_IRQ_INT2].action = NULL; irq_desc[M32R_IRQ_INT2].depth = 1; icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00; disable_mappi_irq(M32R_IRQ_INT2); #endif /* CONFIG_M32RPCC */ } #if defined(CONFIG_FB_S1D13XXX) #include <video/s1d13xxxfb.h> #include <asm/s1d13806.h> static struct s1d13xxxfb_pdata s1d13xxxfb_data = { .initregs = s1d13xxxfb_initregs, .initregssize = ARRAY_SIZE(s1d13xxxfb_initregs), .platform_init_video = NULL, #ifdef CONFIG_PM .platform_suspend_video = NULL, .platform_resume_video = NULL, #endif }; static struct resource s1d13xxxfb_resources[] = { [0] = { .start = 0x10200000UL, .end = 0x1033FFFFUL, .flags = IORESOURCE_MEM, }, [1] = { .start = 0x10000000UL, .end = 0x100001FFUL, .flags = IORESOURCE_MEM, } }; static struct platform_device s1d13xxxfb_device = { .name = S1D_DEVICENAME, .id = 0, .dev = { .platform_data = &s1d13xxxfb_data, }, .num_resources = ARRAY_SIZE(s1d13xxxfb_resources), .resource = s1d13xxxfb_resources, }; static int __init platform_init(void) { platform_device_register(&s1d13xxxfb_device); return 0; } arch_initcall(platform_init); #endif