a09d2831b3
This updates the existing boards that specify the register width through platform data to use the resource flags instead. This eliminates platform data completely in most cases, and permits further improvement in the heartbeat driver as well as shrinking the overall private data size. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
100 lines
2.4 KiB
C
100 lines
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 = ctrl_inw(FPGA_FPVERR);
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u16 dateStamp = ctrl_inw(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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ctrl_outw(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_nr_irqs = 111,
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.mv_init_irq = init_sdk7780_IRQ,
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};
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