Staging
v0.6.0
v0.6.0
https://github.com/torvalds/linux
Tip revision: 3eb2ce825ea1ad89d20f7a3b5780df850e4be274 authored by Linus Torvalds on 25 March 2018, 22:44:30 UTC
Linux 4.16-rc7
Linux 4.16-rc7
Tip revision: 3eb2ce8
setup.c
/*
* linux/arch/sh/boards/se/7780/setup.c
*
* Copyright (C) 2006,2007 Nobuhiro Iwamatsu
*
* Hitachi UL SolutionEngine 7780 Support.
*
* 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/init.h>
#include <linux/platform_device.h>
#include <asm/machvec.h>
#include <mach-se/mach/se7780.h>
#include <asm/io.h>
#include <asm/heartbeat.h>
/* Heartbeat */
static struct resource heartbeat_resource = {
.start = PA_LED,
.end = PA_LED,
.flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
};
static struct platform_device heartbeat_device = {
.name = "heartbeat",
.id = -1,
.num_resources = 1,
.resource = &heartbeat_resource,
};
/* SMC91x */
static struct resource smc91x_eth_resources[] = {
[0] = {
.name = "smc91x-regs" ,
.start = PA_LAN + 0x300,
.end = PA_LAN + 0x300 + 0x10 ,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = SMC_IRQ,
.end = SMC_IRQ,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device smc91x_eth_device = {
.name = "smc91x",
.id = 0,
.dev = {
.dma_mask = NULL, /* don't use dma */
.coherent_dma_mask = 0xffffffff,
},
.num_resources = ARRAY_SIZE(smc91x_eth_resources),
.resource = smc91x_eth_resources,
};
static struct platform_device *se7780_devices[] __initdata = {
&heartbeat_device,
&smc91x_eth_device,
};
static int __init se7780_devices_setup(void)
{
return platform_add_devices(se7780_devices,
ARRAY_SIZE(se7780_devices));
}
device_initcall(se7780_devices_setup);
#define GPIO_PHCR 0xFFEA000E
#define GPIO_PMSELR 0xFFEA0080
#define GPIO_PECR 0xFFEA0008
static void __init se7780_setup(char **cmdline_p)
{
/* "SH-Linux" on LED Display */
__raw_writew( 'S' , PA_LED_DISP + (DISP_SEL0_ADDR << 1) );
__raw_writew( 'H' , PA_LED_DISP + (DISP_SEL1_ADDR << 1) );
__raw_writew( '-' , PA_LED_DISP + (DISP_SEL2_ADDR << 1) );
__raw_writew( 'L' , PA_LED_DISP + (DISP_SEL3_ADDR << 1) );
__raw_writew( 'i' , PA_LED_DISP + (DISP_SEL4_ADDR << 1) );
__raw_writew( 'n' , PA_LED_DISP + (DISP_SEL5_ADDR << 1) );
__raw_writew( 'u' , PA_LED_DISP + (DISP_SEL6_ADDR << 1) );
__raw_writew( 'x' , PA_LED_DISP + (DISP_SEL7_ADDR << 1) );
printk(KERN_INFO "Hitachi UL Solutions Engine 7780SE03 support.\n");
/*
* PCI REQ/GNT setting
* REQ0/GNT0 -> USB
* REQ1/GNT1 -> PC Card
* REQ2/GNT2 -> Serial ATA
* REQ3/GNT3 -> PCI slot
*/
__raw_writew(0x0213, FPGA_REQSEL);
/* GPIO setting */
__raw_writew(0x0000, GPIO_PECR);
__raw_writew(__raw_readw(GPIO_PHCR)&0xfff3, GPIO_PHCR);
__raw_writew(0x0c00, GPIO_PMSELR);
/* iVDR Power ON */
__raw_writew(0x0001, FPGA_IVDRPW);
}
/*
* The Machine Vector
*/
static struct sh_machine_vector mv_se7780 __initmv = {
.mv_name = "Solution Engine 7780" ,
.mv_setup = se7780_setup ,
.mv_init_irq = init_se7780_IRQ,
};