diff options
Diffstat (limited to 'arch/m32r/platforms/mappi/setup.c')
| -rw-r--r-- | arch/m32r/platforms/mappi/setup.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/arch/m32r/platforms/mappi/setup.c b/arch/m32r/platforms/mappi/setup.c new file mode 100644 index 00000000..35130ac3 --- /dev/null +++ b/arch/m32r/platforms/mappi/setup.c @@ -0,0 +1,175 @@ +/* + * 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_mappi(struct irq_data *data) +{ + disable_mappi_irq(data->irq); +} + +static void unmask_mappi(struct irq_data *data) +{ + enable_mappi_irq(data->irq); +} + +static void shutdown_mappi(struct irq_data *data) +{ + unsigned long port; + + port = irq2port(data->irq); + outl(M32R_ICUCR_ILEVEL7, port); +} + +static struct irq_chip mappi_irq_type = +{ + .name = "MAPPI-IRQ", + .irq_shutdown = shutdown_mappi, + .irq_mask = mask_mappi, + .irq_unmask = unmask_mappi, +}; + +void __init init_IRQ(void) +{ + static int once = 0; + + if (once) + return; + else + once++; + +#ifdef CONFIG_NE2000 + /* INT0 : LAN controller (RTL8019AS) */ + irq_set_chip_and_handler(M32R_IRQ_INT0, &mappi_irq_type, + handle_level_irq); + 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_set_chip_and_handler(M32R_IRQ_MFT2, &mappi_irq_type, + handle_level_irq); + 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_set_chip_and_handler(M32R_IRQ_SIO0_R, &mappi_irq_type, + handle_level_irq); + icu_data[M32R_IRQ_SIO0_R].icucr = 0; + disable_mappi_irq(M32R_IRQ_SIO0_R); + + /* SIO0_S : uart send data */ + irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &mappi_irq_type, + handle_level_irq); + icu_data[M32R_IRQ_SIO0_S].icucr = 0; + disable_mappi_irq(M32R_IRQ_SIO0_S); + + /* SIO1_R : uart receive data */ + irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &mappi_irq_type, + handle_level_irq); + icu_data[M32R_IRQ_SIO1_R].icucr = 0; + disable_mappi_irq(M32R_IRQ_SIO1_R); + + /* SIO1_S : uart send data */ + irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &mappi_irq_type, + handle_level_irq); + 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_set_chip_and_handler(M32R_IRQ_INT1, &mappi_irq_type, + handle_level_irq); + icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00; + disable_mappi_irq(M32R_IRQ_INT1); + + /* INT2 : pccard1 interrupt */ + irq_set_chip_and_handler(M32R_IRQ_INT2, &mappi_irq_type, + handle_level_irq); + 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 |