diff options
Diffstat (limited to 'arch/m32r/kernel/setup_opsput.c')
| -rw-r--r-- | arch/m32r/kernel/setup_opsput.c | 482 |
1 files changed, 482 insertions, 0 deletions
diff --git a/arch/m32r/kernel/setup_opsput.c b/arch/m32r/kernel/setup_opsput.c new file mode 100644 index 00000000000..84315e344c5 --- /dev/null +++ b/arch/m32r/kernel/setup_opsput.c @@ -0,0 +1,482 @@ +/* + * linux/arch/m32r/kernel/setup_opsput.c + * + * Setup routines for Renesas OPSPUT Board + * + * Copyright (c) 2002-2004 + * Hiroyuki Kondo, Hirokazu Takata, + * Hitoshi Yamamoto, Takeo Takahashi, Mamoru Sakugawa + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + */ + +#include <linux/config.h> +#include <linux/irq.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/device.h> + +#include <asm/system.h> +#include <asm/m32r.h> +#include <asm/io.h> + +/* + * OPSP Interrupt Control Unit (Level 1) + */ +#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long))) + +#ifndef CONFIG_SMP +typedef struct { + unsigned long icucr; /* ICU Control Register */ +} icu_data_t; +#endif /* CONFIG_SMP */ + +static icu_data_t icu_data[OPSPUT_NUM_CPU_IRQ]; + +static void disable_opsput_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_opsput_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_opsput(unsigned int irq) +{ + disable_opsput_irq(irq); +} + +static void end_opsput_irq(unsigned int irq) +{ + enable_opsput_irq(irq); +} + +static unsigned int startup_opsput_irq(unsigned int irq) +{ + enable_opsput_irq(irq); + return (0); +} + +static void shutdown_opsput_irq(unsigned int irq) +{ + unsigned long port; + + port = irq2port(irq); + outl(M32R_ICUCR_ILEVEL7, port); +} + +static struct hw_interrupt_type opsput_irq_type = +{ + "OPSPUT-IRQ", + startup_opsput_irq, + shutdown_opsput_irq, + enable_opsput_irq, + disable_opsput_irq, + mask_and_ack_opsput, + end_opsput_irq +}; + +/* + * Interrupt Control Unit of PLD on OPSPUT (Level 2) + */ +#define irq2pldirq(x) ((x) - OPSPUT_PLD_IRQ_BASE) +#define pldirq2port(x) (unsigned long)((int)PLD_ICUCR1 + \ + (((x) - 1) * sizeof(unsigned short))) + +typedef struct { + unsigned short icucr; /* ICU Control Register */ +} pld_icu_data_t; + +static pld_icu_data_t pld_icu_data[OPSPUT_NUM_PLD_IRQ]; + +static void disable_opsput_pld_irq(unsigned int irq) +{ + unsigned long port, data; + unsigned int pldirq; + + pldirq = irq2pldirq(irq); +// disable_opsput_irq(M32R_IRQ_INT1); + port = pldirq2port(pldirq); + data = pld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; + outw(data, port); +} + +static void enable_opsput_pld_irq(unsigned int irq) +{ + unsigned long port, data; + unsigned int pldirq; + + pldirq = irq2pldirq(irq); +// enable_opsput_irq(M32R_IRQ_INT1); + port = pldirq2port(pldirq); + data = pld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; + outw(data, port); +} + +static void mask_and_ack_opsput_pld(unsigned int irq) +{ + disable_opsput_pld_irq(irq); +// mask_and_ack_opsput(M32R_IRQ_INT1); +} + +static void end_opsput_pld_irq(unsigned int irq) +{ + enable_opsput_pld_irq(irq); + end_opsput_irq(M32R_IRQ_INT1); +} + +static unsigned int startup_opsput_pld_irq(unsigned int irq) +{ + enable_opsput_pld_irq(irq); + return (0); +} + +static void shutdown_opsput_pld_irq(unsigned int irq) +{ + unsigned long port; + unsigned int pldirq; + + pldirq = irq2pldirq(irq); +// shutdown_opsput_irq(M32R_IRQ_INT1); + port = pldirq2port(pldirq); + outw(PLD_ICUCR_ILEVEL7, port); +} + +static struct hw_interrupt_type opsput_pld_irq_type = +{ + "OPSPUT-PLD-IRQ", + startup_opsput_pld_irq, + shutdown_opsput_pld_irq, + enable_opsput_pld_irq, + disable_opsput_pld_irq, + mask_and_ack_opsput_pld, + end_opsput_pld_irq +}; + +/* + * Interrupt Control Unit of PLD on OPSPUT-LAN (Level 2) + */ +#define irq2lanpldirq(x) ((x) - OPSPUT_LAN_PLD_IRQ_BASE) +#define lanpldirq2port(x) (unsigned long)((int)OPSPUT_LAN_ICUCR1 + \ + (((x) - 1) * sizeof(unsigned short))) + +static pld_icu_data_t lanpld_icu_data[OPSPUT_NUM_LAN_PLD_IRQ]; + +static void disable_opsput_lanpld_irq(unsigned int irq) +{ + unsigned long port, data; + unsigned int pldirq; + + pldirq = irq2lanpldirq(irq); + port = lanpldirq2port(pldirq); + data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; + outw(data, port); +} + +static void enable_opsput_lanpld_irq(unsigned int irq) +{ + unsigned long port, data; + unsigned int pldirq; + + pldirq = irq2lanpldirq(irq); + port = lanpldirq2port(pldirq); + data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; + outw(data, port); +} + +static void mask_and_ack_opsput_lanpld(unsigned int irq) +{ + disable_opsput_lanpld_irq(irq); +} + +static void end_opsput_lanpld_irq(unsigned int irq) +{ + enable_opsput_lanpld_irq(irq); + end_opsput_irq(M32R_IRQ_INT0); +} + +static unsigned int startup_opsput_lanpld_irq(unsigned int irq) +{ + enable_opsput_lanpld_irq(irq); + return (0); +} + +static void shutdown_opsput_lanpld_irq(unsigned int irq) +{ + unsigned long port; + unsigned int pldirq; + + pldirq = irq2lanpldirq(irq); + port = lanpldirq2port(pldirq); + outw(PLD_ICUCR_ILEVEL7, port); +} + +static struct hw_interrupt_type opsput_lanpld_irq_type = +{ + "OPSPUT-PLD-LAN-IRQ", + startup_opsput_lanpld_irq, + shutdown_opsput_lanpld_irq, + enable_opsput_lanpld_irq, + disable_opsput_lanpld_irq, + mask_and_ack_opsput_lanpld, + end_opsput_lanpld_irq +}; + +/* + * Interrupt Control Unit of PLD on OPSPUT-LCD (Level 2) + */ +#define irq2lcdpldirq(x) ((x) - OPSPUT_LCD_PLD_IRQ_BASE) +#define lcdpldirq2port(x) (unsigned long)((int)OPSPUT_LCD_ICUCR1 + \ + (((x) - 1) * sizeof(unsigned short))) + +static pld_icu_data_t lcdpld_icu_data[OPSPUT_NUM_LCD_PLD_IRQ]; + +static void disable_opsput_lcdpld_irq(unsigned int irq) +{ + unsigned long port, data; + unsigned int pldirq; + + pldirq = irq2lcdpldirq(irq); + port = lcdpldirq2port(pldirq); + data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; + outw(data, port); +} + +static void enable_opsput_lcdpld_irq(unsigned int irq) +{ + unsigned long port, data; + unsigned int pldirq; + + pldirq = irq2lcdpldirq(irq); + port = lcdpldirq2port(pldirq); + data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; + outw(data, port); +} + +static void mask_and_ack_opsput_lcdpld(unsigned int irq) +{ + disable_opsput_lcdpld_irq(irq); +} + +static void end_opsput_lcdpld_irq(unsigned int irq) +{ + enable_opsput_lcdpld_irq(irq); + end_opsput_irq(M32R_IRQ_INT2); +} + +static unsigned int startup_opsput_lcdpld_irq(unsigned int irq) +{ + enable_opsput_lcdpld_irq(irq); + return (0); +} + +static void shutdown_opsput_lcdpld_irq(unsigned int irq) +{ + unsigned long port; + unsigned int pldirq; + + pldirq = irq2lcdpldirq(irq); + port = lcdpldirq2port(pldirq); + outw(PLD_ICUCR_ILEVEL7, port); +} + +static struct hw_interrupt_type opsput_lcdpld_irq_type = +{ + "OPSPUT-PLD-LCD-IRQ", + startup_opsput_lcdpld_irq, + shutdown_opsput_lcdpld_irq, + enable_opsput_lcdpld_irq, + disable_opsput_lcdpld_irq, + mask_and_ack_opsput_lcdpld, + end_opsput_lcdpld_irq +}; + +void __init init_IRQ(void) +{ +#if defined(CONFIG_SMC91X) + /* INT#0: LAN controller on OPSPUT-LAN (SMC91C111)*/ + irq_desc[OPSPUT_LAN_IRQ_LAN].status = IRQ_DISABLED; + irq_desc[OPSPUT_LAN_IRQ_LAN].handler = &opsput_lanpld_irq_type; + irq_desc[OPSPUT_LAN_IRQ_LAN].action = 0; + irq_desc[OPSPUT_LAN_IRQ_LAN].depth = 1; /* disable nested irq */ + lanpld_icu_data[irq2lanpldirq(OPSPUT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* "H" edge sense */ + disable_opsput_lanpld_irq(OPSPUT_LAN_IRQ_LAN); +#endif /* CONFIG_SMC91X */ + + /* MFT2 : system timer */ + irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; + irq_desc[M32R_IRQ_MFT2].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_MFT2].action = 0; + irq_desc[M32R_IRQ_MFT2].depth = 1; + icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; + disable_opsput_irq(M32R_IRQ_MFT2); + + /* SIO0 : receive */ + irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; + irq_desc[M32R_IRQ_SIO0_R].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_SIO0_R].action = 0; + irq_desc[M32R_IRQ_SIO0_R].depth = 1; + icu_data[M32R_IRQ_SIO0_R].icucr = 0; + disable_opsput_irq(M32R_IRQ_SIO0_R); + + /* SIO0 : send */ + irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; + irq_desc[M32R_IRQ_SIO0_S].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_SIO0_S].action = 0; + irq_desc[M32R_IRQ_SIO0_S].depth = 1; + icu_data[M32R_IRQ_SIO0_S].icucr = 0; + disable_opsput_irq(M32R_IRQ_SIO0_S); + + /* SIO1 : receive */ + irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; + irq_desc[M32R_IRQ_SIO1_R].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_SIO1_R].action = 0; + irq_desc[M32R_IRQ_SIO1_R].depth = 1; + icu_data[M32R_IRQ_SIO1_R].icucr = 0; + disable_opsput_irq(M32R_IRQ_SIO1_R); + + /* SIO1 : send */ + irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; + irq_desc[M32R_IRQ_SIO1_S].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_SIO1_S].action = 0; + irq_desc[M32R_IRQ_SIO1_S].depth = 1; + icu_data[M32R_IRQ_SIO1_S].icucr = 0; + disable_opsput_irq(M32R_IRQ_SIO1_S); + + /* DMA1 : */ + irq_desc[M32R_IRQ_DMA1].status = IRQ_DISABLED; + irq_desc[M32R_IRQ_DMA1].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_DMA1].action = 0; + irq_desc[M32R_IRQ_DMA1].depth = 1; + icu_data[M32R_IRQ_DMA1].icucr = 0; + disable_opsput_irq(M32R_IRQ_DMA1); + +#ifdef CONFIG_SERIAL_M32R_PLDSIO + /* INT#1: SIO0 Receive on PLD */ + irq_desc[PLD_IRQ_SIO0_RCV].status = IRQ_DISABLED; + irq_desc[PLD_IRQ_SIO0_RCV].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_SIO0_RCV].action = 0; + irq_desc[PLD_IRQ_SIO0_RCV].depth = 1; /* disable nested irq */ + pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; + disable_opsput_pld_irq(PLD_IRQ_SIO0_RCV); + + /* INT#1: SIO0 Send on PLD */ + irq_desc[PLD_IRQ_SIO0_SND].status = IRQ_DISABLED; + irq_desc[PLD_IRQ_SIO0_SND].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_SIO0_SND].action = 0; + irq_desc[PLD_IRQ_SIO0_SND].depth = 1; /* disable nested irq */ + pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; + disable_opsput_pld_irq(PLD_IRQ_SIO0_SND); +#endif /* CONFIG_SERIAL_M32R_PLDSIO */ + +#if defined(CONFIG_M32R_CFC) + /* INT#1: CFC IREQ on PLD */ + irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; + irq_desc[PLD_IRQ_CFIREQ].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_CFIREQ].action = 0; + irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ + pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* 'L' level sense */ + disable_opsput_pld_irq(PLD_IRQ_CFIREQ); + + /* INT#1: CFC Insert on PLD */ + irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; + irq_desc[PLD_IRQ_CFC_INSERT].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_CFC_INSERT].action = 0; + irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ + pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00; /* 'L' edge sense */ + disable_opsput_pld_irq(PLD_IRQ_CFC_INSERT); + + /* INT#1: CFC Eject on PLD */ + irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; + irq_desc[PLD_IRQ_CFC_EJECT].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_CFC_EJECT].action = 0; + irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ + pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* 'H' edge sense */ + disable_opsput_pld_irq(PLD_IRQ_CFC_EJECT); +#endif /* CONFIG_M32R_CFC */ + + + /* + * INT0# is used for LAN, DIO + * We enable it here. + */ + icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11; + enable_opsput_irq(M32R_IRQ_INT0); + + /* + * INT1# is used for UART, MMC, CF Controller in FPGA. + * We enable it here. + */ + icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11; + enable_opsput_irq(M32R_IRQ_INT1); + +#if defined(CONFIG_USB) + outw(USBCR_OTGS, USBCR); /* USBCR: non-OTG */ + + irq_desc[OPSPUT_LCD_IRQ_USB_INT1].status = IRQ_DISABLED; + irq_desc[OPSPUT_LCD_IRQ_USB_INT1].handler = &opsput_lcdpld_irq_type; + irq_desc[OPSPUT_LCD_IRQ_USB_INT1].action = 0; + irq_desc[OPSPUT_LCD_IRQ_USB_INT1].depth = 1; + lcdpld_icu_data[irq2lcdpldirq(OPSPUT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */ + disable_opsput_lcdpld_irq(OPSPUT_LCD_IRQ_USB_INT1); +#endif + /* + * INT2# is used for BAT, USB, AUDIO + * We enable it here. + */ + icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; + enable_opsput_irq(M32R_IRQ_INT2); + +//#if defined(CONFIG_VIDEO_M32R_AR) + /* + * INT3# is used for AR + */ + irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; + irq_desc[M32R_IRQ_INT3].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_INT3].action = 0; + irq_desc[M32R_IRQ_INT3].depth = 1; + icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; + disable_opsput_irq(M32R_IRQ_INT3); +//#endif /* CONFIG_VIDEO_M32R_AR */ +} + +#define LAN_IOSTART 0x300 +#define LAN_IOEND 0x320 +static struct resource smc91x_resources[] = { + [0] = { + .start = (LAN_IOSTART), + .end = (LAN_IOEND), + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = OPSPUT_LAN_IRQ_LAN, + .end = OPSPUT_LAN_IRQ_LAN, + .flags = IORESOURCE_IRQ, + } +}; + +static struct platform_device smc91x_device = { + .name = "smc91x", + .id = 0, + .num_resources = ARRAY_SIZE(smc91x_resources), + .resource = smc91x_resources, +}; + +static int __init platform_init(void) +{ + platform_device_register(&smc91x_device); + return 0; +} +arch_initcall(platform_init); |