Staging
v0.6.0
v0.6.0
https://github.com/torvalds/linux
Tip revision: b7b275e60bcd5f89771e865a8239325f86d9927d authored by Linus Torvalds on 27 November 2022, 21:31:48 UTC
Linux 6.1-rc7
Linux 6.1-rc7
Tip revision: b7b275e
setup.c
// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/se/770x/setup.c
*
* Copyright (C) 2000 Kazumoto Kojima
*
* Hitachi SolutionEngine Support.
*
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/sh_eth.h>
#include <mach-se/mach/se.h>
#include <mach-se/mach/mrshpc.h>
#include <asm/machvec.h>
#include <asm/io.h>
#include <asm/smc37c93x.h>
#include <asm/heartbeat.h>
/*
* Configure the Super I/O chip
*/
static void __init smsc_config(int index, int data)
{
outb_p(index, INDEX_PORT);
outb_p(data, DATA_PORT);
}
/* XXX: Another candidate for a more generic cchip machine vector */
static void __init smsc_setup(char **cmdline_p)
{
outb_p(CONFIG_ENTER, CONFIG_PORT);
outb_p(CONFIG_ENTER, CONFIG_PORT);
/* FDC */
smsc_config(CURRENT_LDN_INDEX, LDN_FDC);
smsc_config(ACTIVATE_INDEX, 0x01);
smsc_config(IRQ_SELECT_INDEX, 6); /* IRQ6 */
/* AUXIO (GPIO): to use IDE1 */
smsc_config(CURRENT_LDN_INDEX, LDN_AUXIO);
smsc_config(GPIO46_INDEX, 0x00); /* nIOROP */
smsc_config(GPIO47_INDEX, 0x00); /* nIOWOP */
/* COM1 */
smsc_config(CURRENT_LDN_INDEX, LDN_COM1);
smsc_config(ACTIVATE_INDEX, 0x01);
smsc_config(IO_BASE_HI_INDEX, 0x03);
smsc_config(IO_BASE_LO_INDEX, 0xf8);
smsc_config(IRQ_SELECT_INDEX, 4); /* IRQ4 */
/* COM2 */
smsc_config(CURRENT_LDN_INDEX, LDN_COM2);
smsc_config(ACTIVATE_INDEX, 0x01);
smsc_config(IO_BASE_HI_INDEX, 0x02);
smsc_config(IO_BASE_LO_INDEX, 0xf8);
smsc_config(IRQ_SELECT_INDEX, 3); /* IRQ3 */
/* RTC */
smsc_config(CURRENT_LDN_INDEX, LDN_RTC);
smsc_config(ACTIVATE_INDEX, 0x01);
smsc_config(IRQ_SELECT_INDEX, 8); /* IRQ8 */
/* XXX: PARPORT, KBD, and MOUSE will come here... */
outb_p(CONFIG_EXIT, CONFIG_PORT);
}
static struct resource cf_ide_resources[] = {
[0] = {
.start = PA_MRSHPC_IO + 0x1f0,
.end = PA_MRSHPC_IO + 0x1f0 + 8,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = PA_MRSHPC_IO + 0x1f0 + 0x206,
.end = PA_MRSHPC_IO + 0x1f0 + 8 + 0x206 + 8,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = IRQ_CFCARD,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device cf_ide_device = {
.name = "pata_platform",
.id = -1,
.num_resources = ARRAY_SIZE(cf_ide_resources),
.resource = cf_ide_resources,
};
static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
static struct heartbeat_data heartbeat_data = {
.bit_pos = heartbeat_bit_pos,
.nr_bits = ARRAY_SIZE(heartbeat_bit_pos),
};
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,
.dev = {
.platform_data = &heartbeat_data,
},
.num_resources = 1,
.resource = &heartbeat_resource,
};
#if defined(CONFIG_CPU_SUBTYPE_SH7710) ||\
defined(CONFIG_CPU_SUBTYPE_SH7712)
/* SH771X Ethernet driver */
static struct sh_eth_plat_data sh_eth_plat = {
.phy = PHY_ID,
.phy_interface = PHY_INTERFACE_MODE_MII,
};
static struct resource sh_eth0_resources[] = {
[0] = {
.start = SH_ETH0_BASE,
.end = SH_ETH0_BASE + 0x1B8 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = SH_TSU_BASE,
.end = SH_TSU_BASE + 0x200 - 1,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = SH_ETH0_IRQ,
.end = SH_ETH0_IRQ,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sh_eth0_device = {
.name = "sh771x-ether",
.id = 0,
.dev = {
.platform_data = &sh_eth_plat,
},
.num_resources = ARRAY_SIZE(sh_eth0_resources),
.resource = sh_eth0_resources,
};
static struct resource sh_eth1_resources[] = {
[0] = {
.start = SH_ETH1_BASE,
.end = SH_ETH1_BASE + 0x1B8 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = SH_TSU_BASE,
.end = SH_TSU_BASE + 0x200 - 1,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = SH_ETH1_IRQ,
.end = SH_ETH1_IRQ,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sh_eth1_device = {
.name = "sh771x-ether",
.id = 1,
.dev = {
.platform_data = &sh_eth_plat,
},
.num_resources = ARRAY_SIZE(sh_eth1_resources),
.resource = sh_eth1_resources,
};
#endif
static struct platform_device *se_devices[] __initdata = {
&heartbeat_device,
&cf_ide_device,
#if defined(CONFIG_CPU_SUBTYPE_SH7710) ||\
defined(CONFIG_CPU_SUBTYPE_SH7712)
&sh_eth0_device,
&sh_eth1_device,
#endif
};
static int __init se_devices_setup(void)
{
mrshpc_setup_windows();
return platform_add_devices(se_devices, ARRAY_SIZE(se_devices));
}
device_initcall(se_devices_setup);
/*
* The Machine Vector
*/
static struct sh_machine_vector mv_se __initmv = {
.mv_name = "SolutionEngine",
.mv_setup = smsc_setup,
.mv_init_irq = init_se_IRQ,
};