Staging
v0.6.0
v0.6.0
https://github.com/torvalds/linux
Tip revision: b7bfaa761d760e72a969d116517eaa12e404c262 authored by Linus Torvalds on 08 January 2023, 17:49:43 UTC
Linux 6.2-rc3
Linux 6.2-rc3
Tip revision: b7bfaa7
setup.c
// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/serial_8250.h>
#include <linux/serial_reg.h>
#include <linux/usb/isp116x.h>
#include <linux/delay.h>
#include <linux/irqdomain.h>
#include <asm/machvec.h>
#include <mach-se/mach/se7343.h>
#include <asm/heartbeat.h>
#include <asm/irq.h>
#include <asm/io.h>
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,
};
static struct mtd_partition nor_flash_partitions[] = {
{
.name = "loader",
.offset = 0x00000000,
.size = 128 * 1024,
},
{
.name = "rootfs",
.offset = MTDPART_OFS_APPEND,
.size = 31 * 1024 * 1024,
},
{
.name = "data",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
},
};
static struct physmap_flash_data nor_flash_data = {
.width = 2,
.parts = nor_flash_partitions,
.nr_parts = ARRAY_SIZE(nor_flash_partitions),
};
static struct resource nor_flash_resources[] = {
[0] = {
.start = 0x00000000,
.end = 0x01ffffff,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device nor_flash_device = {
.name = "physmap-flash",
.dev = {
.platform_data = &nor_flash_data,
},
.num_resources = ARRAY_SIZE(nor_flash_resources),
.resource = nor_flash_resources,
};
#define ST16C2550C_FLAGS (UPF_BOOT_AUTOCONF | UPF_IOREMAP)
static struct plat_serial8250_port serial_platform_data[] = {
[0] = {
.iotype = UPIO_MEM,
.mapbase = 0x16000000,
.regshift = 1,
.flags = ST16C2550C_FLAGS,
.uartclk = 7372800,
},
[1] = {
.iotype = UPIO_MEM,
.mapbase = 0x17000000,
.regshift = 1,
.flags = ST16C2550C_FLAGS,
.uartclk = 7372800,
},
{ },
};
static struct platform_device uart_device = {
.name = "serial8250",
.id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
};
static void isp116x_delay(struct device *dev, int delay)
{
ndelay(delay);
}
static struct resource usb_resources[] = {
[0] = {
.start = 0x11800000,
.end = 0x11800001,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 0x11800002,
.end = 0x11800003,
.flags = IORESOURCE_MEM,
},
[2] = {
/* Filled in later */
.flags = IORESOURCE_IRQ,
},
};
static struct isp116x_platform_data usb_platform_data = {
.sel15Kres = 1,
.oc_enable = 1,
.int_act_high = 0,
.int_edge_triggered = 0,
.remote_wakeup_enable = 0,
.delay = isp116x_delay,
};
static struct platform_device usb_device = {
.name = "isp116x-hcd",
.id = -1,
.num_resources = ARRAY_SIZE(usb_resources),
.resource = usb_resources,
.dev = {
.platform_data = &usb_platform_data,
},
};
static struct platform_device *sh7343se_platform_devices[] __initdata = {
&heartbeat_device,
&nor_flash_device,
&uart_device,
&usb_device,
};
static int __init sh7343se_devices_setup(void)
{
/* Wire-up dynamic vectors */
serial_platform_data[0].irq = irq_find_mapping(se7343_irq_domain,
SE7343_FPGA_IRQ_UARTA);
serial_platform_data[1].irq = irq_find_mapping(se7343_irq_domain,
SE7343_FPGA_IRQ_UARTB);
usb_resources[2].start = usb_resources[2].end =
irq_find_mapping(se7343_irq_domain, SE7343_FPGA_IRQ_USB);
return platform_add_devices(sh7343se_platform_devices,
ARRAY_SIZE(sh7343se_platform_devices));
}
device_initcall(sh7343se_devices_setup);
/*
* Initialize the board
*/
static void __init sh7343se_setup(char **cmdline_p)
{
__raw_writew(0xf900, FPGA_OUT); /* FPGA */
__raw_writew(0x0002, PORT_PECR); /* PORT E 1 = IRQ5 */
__raw_writew(0x0020, PORT_PSELD);
printk(KERN_INFO "MS7343CP01 Setup...done\n");
}
/*
* The Machine Vector
*/
static struct sh_machine_vector mv_7343se __initmv = {
.mv_name = "SolutionEngine 7343",
.mv_setup = sh7343se_setup,
.mv_init_irq = init_7343se_IRQ,
};