1/* 2 * arch/sh/boards/renesas/sdk7780/setup.c 3 * 4 * Renesas Solutions SH7780 SDK Support 5 * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk> 6 * 7 * This file is subject to the terms and conditions of the GNU General Public 8 * License. See the file "COPYING" in the main directory of this archive 9 * for more details. 10 */ 11#include <linux/init.h> 12#include <linux/types.h> 13#include <linux/platform_device.h> 14#include <linux/ata_platform.h> 15#include <asm/machvec.h> 16#include <mach/sdk7780.h> 17#include <asm/heartbeat.h> 18#include <asm/io.h> 19#include <asm/addrspace.h> 20 21#define GPIO_PECR 0xFFEA0008 22 23/* Heartbeat */ 24static struct resource heartbeat_resource = { 25 .start = PA_LED, 26 .end = PA_LED, 27 .flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT, 28}; 29 30static struct platform_device heartbeat_device = { 31 .name = "heartbeat", 32 .id = -1, 33 .num_resources = 1, 34 .resource = &heartbeat_resource, 35}; 36 37/* SMC91x */ 38static struct resource smc91x_eth_resources[] = { 39 [0] = { 40 .name = "smc91x-regs" , 41 .start = PA_LAN + 0x300, 42 .end = PA_LAN + 0x300 + 0x10 , 43 .flags = IORESOURCE_MEM, 44 }, 45 [1] = { 46 .start = IRQ_ETHERNET, 47 .end = IRQ_ETHERNET, 48 .flags = IORESOURCE_IRQ, 49 }, 50}; 51 52static struct platform_device smc91x_eth_device = { 53 .name = "smc91x", 54 .id = 0, 55 .dev = { 56 .dma_mask = NULL, /* don't use dma */ 57 .coherent_dma_mask = 0xffffffff, 58 }, 59 .num_resources = ARRAY_SIZE(smc91x_eth_resources), 60 .resource = smc91x_eth_resources, 61}; 62 63static struct platform_device *sdk7780_devices[] __initdata = { 64 &heartbeat_device, 65 &smc91x_eth_device, 66}; 67 68static int __init sdk7780_devices_setup(void) 69{ 70 return platform_add_devices(sdk7780_devices, 71 ARRAY_SIZE(sdk7780_devices)); 72} 73device_initcall(sdk7780_devices_setup); 74 75static void __init sdk7780_setup(char **cmdline_p) 76{ 77 u16 ver = __raw_readw(FPGA_FPVERR); 78 u16 dateStamp = __raw_readw(FPGA_FPDATER); 79 80 printk(KERN_INFO "Renesas Technology Europe SDK7780 support.\n"); 81 printk(KERN_INFO "Board version: %d (revision %d), " 82 "FPGA version: %d (revision %d), datestamp : %d\n", 83 (ver >> 12) & 0xf, (ver >> 8) & 0xf, 84 (ver >> 4) & 0xf, ver & 0xf, 85 dateStamp); 86 87 /* Setup pin mux'ing for PCIC */ 88 __raw_writew(0x0000, GPIO_PECR); 89} 90 91/* 92 * The Machine Vector 93 */ 94static struct sh_machine_vector mv_se7780 __initmv = { 95 .mv_name = "Renesas SDK7780-R3" , 96 .mv_setup = sdk7780_setup, 97 .mv_nr_irqs = 111, 98 .mv_init_irq = init_sdk7780_IRQ, 99}; 100