/* * arch/sh/boards/superh/microdev/setup.c * * Copyright (C) 2003 Sean McGoogan (Sean.McGoogan@superh.com) * Copyright (C) 2003, 2004 SuperH, Inc. * Copyright (C) 2004 Paul Mundt * * SuperH SH4-202 MicroDev board support. * * May be copied or modified under the terms of the GNU General Public * License. See linux/COPYING for more information. */ #include #include #include #include #include #include #include #include #include extern void microdev_heartbeat(void); /* * The Machine Vector */ struct sh_machine_vector mv_sh4202_microdev __initmv = { .mv_nr_irqs = 72, /* QQQ need to check this - use the MACRO */ .mv_inb = microdev_inb, .mv_inw = microdev_inw, .mv_inl = microdev_inl, .mv_outb = microdev_outb, .mv_outw = microdev_outw, .mv_outl = microdev_outl, .mv_inb_p = microdev_inb_p, .mv_inw_p = microdev_inw_p, .mv_inl_p = microdev_inl_p, .mv_outb_p = microdev_outb_p, .mv_outw_p = microdev_outw_p, .mv_outl_p = microdev_outl_p, .mv_insb = microdev_insb, .mv_insw = microdev_insw, .mv_insl = microdev_insl, .mv_outsb = microdev_outsb, .mv_outsw = microdev_outsw, .mv_outsl = microdev_outsl, .mv_isa_port2addr = microdev_isa_port2addr, .mv_init_irq = init_microdev_irq, #ifdef CONFIG_HEARTBEAT .mv_heartbeat = microdev_heartbeat, #endif }; ALIAS_MV(sh4202_microdev) /****************************************************************************/ /* * Setup for the SMSC FDC37C93xAPM */ #define SMSC_CONFIG_PORT_ADDR (0x3F0) #define SMSC_INDEX_PORT_ADDR SMSC_CONFIG_PORT_ADDR #define SMSC_DATA_PORT_ADDR (SMSC_INDEX_PORT_ADDR + 1) #define SMSC_ENTER_CONFIG_KEY 0x55 #define SMSC_EXIT_CONFIG_KEY 0xaa #define SMCS_LOGICAL_DEV_INDEX 0x07 /* Logical Device Number */ #define SMSC_DEVICE_ID_INDEX 0x20 /* Device ID */ #define SMSC_DEVICE_REV_INDEX 0x21 /* Device Revision */ #define SMSC_ACTIVATE_INDEX 0x30 /* Activate */ #define SMSC_PRIMARY_BASE_INDEX 0x60 /* Primary Base Address */ #define SMSC_SECONDARY_BASE_INDEX 0x62 /* Secondary Base Address */ #define SMSC_PRIMARY_INT_INDEX 0x70 /* Primary Interrupt Select */ #define SMSC_SECONDARY_INT_INDEX 0x72 /* Secondary Interrupt Select */ #define SMSC_HDCS0_INDEX 0xf0 /* HDCS0 Address Decoder */ #define SMSC_HDCS1_INDEX 0xf1 /* HDCS1 Address Decoder */ #define SMSC_IDE1_DEVICE 1 /* IDE #1 logical device */ #define SMSC_IDE2_DEVICE 2 /* IDE #2 logical device */ #define SMSC_PARALLEL_DEVICE 3 /* Parallel Port logical device */ #define SMSC_SERIAL1_DEVICE 4 /* Serial #1 logical device */ #define SMSC_SERIAL2_DEVICE 5 /* Serial #2 logical device */ #define SMSC_KEYBOARD_DEVICE 7 /* Keyboard logical device */ #define SMSC_CONFIG_REGISTERS 8 /* Configuration Registers (Aux I/O) */ #define SMSC_READ_INDEXED(index) ({ \ outb((index), SMSC_INDEX_PORT_ADDR); \ inb(SMSC_DATA_PORT_ADDR); }) #define SMSC_WRITE_INDEXED(val, index) ({ \ outb((index), SMSC_INDEX_PORT_ADDR); \ outb((val), SMSC_DATA_PORT_ADDR); }) #define IDE1_PRIMARY_BASE 0x01f0 /* Task File Registe base for IDE #1 */ #define IDE1_SECONDARY_BASE 0x03f6 /* Miscellaneous AT registers for IDE #1 */ #define IDE2_PRIMARY_BASE 0x0170 /* Task File Registe base for IDE #2 */ #define IDE2_SECONDARY_BASE 0x0376 /* Miscellaneous AT registers for IDE #2 */ #define SERIAL1_PRIMARY_BASE 0x03f8 #define SERIAL2_PRIMARY_BASE 0x02f8 #define MSB(x) ( (x) >> 8 ) #define LSB(x) ( (x) & 0xff ) /* General-Purpose base address on CPU-board FPGA */ #define MICRODEV_FPGA_GP_BASE 0xa6100000ul /* assume a Keyboard Controller is present */ int microdev_kbd_controller_present = 1; const char *get_system_type(void) { return "SH4-202 MicroDev"; } static struct resource smc91x_resources[] = { [0] = { .start = 0x300, .end = 0x300 + 0x0001000 - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = MICRODEV_LINUX_IRQ_ETHERNET, .end = MICRODEV_LINUX_IRQ_ETHERNET, .flags = IORESOURCE_IRQ, }, }; static struct platform_device smc91x_device = { .name = "smc91x", .id = -1, .num_resources = ARRAY_SIZE(smc91x_resources), .resource = smc91x_resources, }; static int __init smc91x_setup(void) { return platform_device_register(&smc91x_device); } __initcall(smc91x_setup); /* * Initialize the board */ void __init platform_setup(void) { int * const fpgaRevisionRegister = (int*)(MICRODEV_FPGA_GP_BASE + 0x8ul); const int fpgaRevision = *fpgaRevisionRegister; int * const CacheControlRegister = (int*)CCR; printk("SuperH %s board (FPGA rev: 0x%0x, CCR: 0x%0x)\n", get_system_type(), fpgaRevision, *CacheControlRegister); } /****************************************************************************/ /* * Setup for the SMSC FDC37C93xAPM */ static int __init smsc_superio_setup(void) { unsigned char devid, devrev; /* Initially the chip is in run state */ /* Put it into configuration state */ outb(SMSC_ENTER_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); /* Read device ID info */ devid = SMSC_READ_INDEXED(SMSC_DEVICE_ID_INDEX); devrev = SMSC_READ_INDEXED(SMSC_DEVICE_REV_INDEX); if ( (devid==0x30) && (devrev==0x01) ) { printk("SMSC FDC37C93xAPM SuperIO device detected\n"); } else { /* not the device identity we expected */ printk("Not detected a SMSC FDC37C93xAPM SuperIO device (devid=0x%02x, rev=0x%02x)\n", devid, devrev); /* inform the keyboard driver that we have no keyboard controller */ microdev_kbd_controller_present = 0; /* little point in doing anything else in this functon */ return 0; } /* Select the keyboard device */ SMSC_WRITE_INDEXED(SMSC_KEYBOARD_DEVICE, SMCS_LOGICAL_DEV_INDEX); /* enable it */ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); /* enable the interrupts */ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_KEYBOARD, SMSC_PRIMARY_INT_INDEX); SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_MOUSE, SMSC_SECONDARY_INT_INDEX); /* Select the Serial #1 device */ SMSC_WRITE_INDEXED(SMSC_SERIAL1_DEVICE, SMCS_LOGICAL_DEV_INDEX); /* enable it */ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); /* program with port addresses */ SMSC_WRITE_INDEXED(MSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); SMSC_WRITE_INDEXED(LSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX); /* enable the interrupts */ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL1, SMSC_PRIMARY_INT_INDEX); /* Select the Serial #2 device */ SMSC_WRITE_INDEXED(SMSC_SERIAL2_DEVICE, SMCS_LOGICAL_DEV_INDEX); /* enable it */ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); /* program with port addresses */ SMSC_WRITE_INDEXED(MSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); SMSC_WRITE_INDEXED(LSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX); /* enable the interrupts */ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL2, SMSC_PRIMARY_INT_INDEX); /* Select the IDE#1 device */ SMSC_WRITE_INDEXED(SMSC_IDE1_DEVICE, SMCS_LOGICAL_DEV_INDEX); /* enable it */ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); /* program with port addresses */ SMSC_WRITE_INDEXED(MSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); SMSC_WRITE_INDEXED(LSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); SMSC_WRITE_INDEXED(MSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0); SMSC_WRITE_INDEXED(LSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1); SMSC_WRITE_INDEXED(0x0c, SMSC_HDCS0_INDEX); SMSC_WRITE_INDEXED(0x00, SMSC_HDCS1_INDEX); /* select the interrupt */ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE1, SMSC_PRIMARY_INT_INDEX); /* Select the IDE#2 device */ SMSC_WRITE_INDEXED(SMSC_IDE2_DEVICE, SMCS_LOGICAL_DEV_INDEX); /* enable it */ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); /* program with port addresses */ SMSC_WRITE_INDEXED(MSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); SMSC_WRITE_INDEXED(LSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); SMSC_WRITE_INDEXED(MSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0); SMSC_WRITE_INDEXED(LSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1); /* select the interrupt */ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE2, SMSC_PRIMARY_INT_INDEX); /* Select the configuration registers */ SMSC_WRITE_INDEXED(SMSC_CONFIG_REGISTERS, SMCS_LOGICAL_DEV_INDEX); /* enable the appropriate GPIO pins for IDE functionality: * bit[0] In/Out 1==input; 0==output * bit[1] Polarity 1==invert; 0==no invert * bit[2] Int Enb #1 1==Enable Combined IRQ #1; 0==disable * bit[3:4] Function Select 00==original; 01==Alternate Function #1 */ SMSC_WRITE_INDEXED(0x00, 0xc2); /* GP42 = nIDE1_OE */ SMSC_WRITE_INDEXED(0x01, 0xc5); /* GP45 = IDE1_IRQ */ SMSC_WRITE_INDEXED(0x00, 0xc6); /* GP46 = nIOROP */ SMSC_WRITE_INDEXED(0x00, 0xc7); /* GP47 = nIOWOP */ SMSC_WRITE_INDEXED(0x08, 0xe8); /* GP20 = nIDE2_OE */ /* Exit the configuraton state */ outb(SMSC_EXIT_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); return 0; } /* This is grotty, but, because kernel is always referenced on the link line * before any devices, this is safe. */ __initcall(smsc_superio_setup);