100 строки
2.4 KiB
C
100 строки
2.4 KiB
C
/*
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* arch/sh/boards/renesas/sdk7780/setup.c
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*
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* Renesas Solutions SH7780 SDK Support
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* Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk>
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/platform_device.h>
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#include <linux/ata_platform.h>
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#include <asm/machvec.h>
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#include <mach/sdk7780.h>
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#include <asm/heartbeat.h>
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#include <asm/io.h>
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#include <asm/addrspace.h>
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#define GPIO_PECR 0xFFEA0008
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/* Heartbeat */
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static struct resource heartbeat_resource = {
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.start = PA_LED,
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.end = PA_LED,
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.flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
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};
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static struct platform_device heartbeat_device = {
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.name = "heartbeat",
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.id = -1,
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.num_resources = 1,
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.resource = &heartbeat_resource,
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};
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/* SMC91x */
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static struct resource smc91x_eth_resources[] = {
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[0] = {
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.name = "smc91x-regs" ,
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.start = PA_LAN + 0x300,
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.end = PA_LAN + 0x300 + 0x10 ,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_ETHERNET,
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.end = IRQ_ETHERNET,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device smc91x_eth_device = {
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.name = "smc91x",
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.id = 0,
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.dev = {
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.dma_mask = NULL, /* don't use dma */
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(smc91x_eth_resources),
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.resource = smc91x_eth_resources,
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};
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static struct platform_device *sdk7780_devices[] __initdata = {
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&heartbeat_device,
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&smc91x_eth_device,
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};
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static int __init sdk7780_devices_setup(void)
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{
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return platform_add_devices(sdk7780_devices,
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ARRAY_SIZE(sdk7780_devices));
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}
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device_initcall(sdk7780_devices_setup);
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static void __init sdk7780_setup(char **cmdline_p)
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{
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u16 ver = __raw_readw(FPGA_FPVERR);
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u16 dateStamp = __raw_readw(FPGA_FPDATER);
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printk(KERN_INFO "Renesas Technology Europe SDK7780 support.\n");
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printk(KERN_INFO "Board version: %d (revision %d), "
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"FPGA version: %d (revision %d), datestamp : %d\n",
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(ver >> 12) & 0xf, (ver >> 8) & 0xf,
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(ver >> 4) & 0xf, ver & 0xf,
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dateStamp);
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/* Setup pin mux'ing for PCIC */
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__raw_writew(0x0000, GPIO_PECR);
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}
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/*
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* The Machine Vector
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*/
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static struct sh_machine_vector mv_se7780 __initmv = {
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.mv_name = "Renesas SDK7780-R3" ,
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.mv_setup = sdk7780_setup,
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.mv_init_irq = init_sdk7780_IRQ,
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};
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