Staging
v0.6.0
v0.6.0
https://github.com/torvalds/linux
Tip revision: 8834f5600cf3c8db365e18a3d5cac2c2780c81e5 authored by Linus Torvalds on 03 February 2019, 21:48:04 UTC
Linux 5.0-rc5
Linux 5.0-rc5
Tip revision: 8834f56
setup.c
// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/se/7722/setup.c
*
* Copyright (C) 2007 Nobuhiro Iwamatsu
* Copyright (C) 2012 Paul Mundt
*
* Hitachi UL SolutionEngine 7722 Support.
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <linux/input.h>
#include <linux/input/sh_keysc.h>
#include <linux/irqdomain.h>
#include <linux/smc91x.h>
#include <linux/sh_intc.h>
#include <mach-se/mach/se7722.h>
#include <mach-se/mach/mrshpc.h>
#include <asm/machvec.h>
#include <asm/clock.h>
#include <asm/io.h>
#include <asm/heartbeat.h>
#include <cpu/sh7722.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 smc91x_platdata smc91x_info = {
.flags = SMC91X_USE_16BIT,
};
static struct resource smc91x_eth_resources[] = {
[0] = {
.name = "smc91x-regs" ,
.start = PA_LAN + 0x300,
.end = PA_LAN + 0x300 + 0x10 ,
.flags = IORESOURCE_MEM,
},
[1] = {
/* Filled in later */
.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,
.platform_data = &smc91x_info,
},
.num_resources = ARRAY_SIZE(smc91x_eth_resources),
.resource = smc91x_eth_resources,
};
static struct resource cf_ide_resources[] = {
[0] = {
.start = PA_MRSHPC_IO + 0x1f0,
.end = PA_MRSHPC_IO + 0x1f0 + 8 ,
.flags = IORESOURCE_IO,
},
[1] = {
.start = PA_MRSHPC_IO + 0x1f0 + 0x206,
.end = PA_MRSHPC_IO + 0x1f0 +8 + 0x206 + 8,
.flags = IORESOURCE_IO,
},
[2] = {
/* Filled in later */
.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 struct sh_keysc_info sh_keysc_info = {
.mode = SH_KEYSC_MODE_1, /* KEYOUT0->5, KEYIN0->4 */
.scan_timing = 3,
.delay = 5,
.keycodes = { /* SW1 -> SW30 */
KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T,
KEY_U, KEY_V, KEY_W, KEY_X, KEY_Y,
KEY_Z,
KEY_HOME, KEY_SLEEP, KEY_WAKEUP, KEY_COFFEE, /* life */
},
};
static struct resource sh_keysc_resources[] = {
[0] = {
.start = 0x044b0000,
.end = 0x044b000f,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = evt2irq(0xbe0),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sh_keysc_device = {
.name = "sh_keysc",
.id = 0, /* "keysc0" clock */
.num_resources = ARRAY_SIZE(sh_keysc_resources),
.resource = sh_keysc_resources,
.dev = {
.platform_data = &sh_keysc_info,
},
};
static struct platform_device *se7722_devices[] __initdata = {
&heartbeat_device,
&smc91x_eth_device,
&cf_ide_device,
&sh_keysc_device,
};
static int __init se7722_devices_setup(void)
{
mrshpc_setup_windows();
/* Wire-up dynamic vectors */
cf_ide_resources[2].start = cf_ide_resources[2].end =
irq_find_mapping(se7722_irq_domain, SE7722_FPGA_IRQ_MRSHPC0);
smc91x_eth_resources[1].start = smc91x_eth_resources[1].end =
irq_find_mapping(se7722_irq_domain, SE7722_FPGA_IRQ_SMC);
return platform_add_devices(se7722_devices, ARRAY_SIZE(se7722_devices));
}
device_initcall(se7722_devices_setup);
static void __init se7722_setup(char **cmdline_p)
{
__raw_writew(0x010D, FPGA_OUT); /* FPGA */
__raw_writew(0x0000, PORT_PECR); /* PORT E 1 = IRQ5 ,E 0 = BS */
__raw_writew(0x1000, PORT_PJCR); /* PORT J 1 = IRQ1,J 0 =IRQ0 */
/* LCDC I/O */
__raw_writew(0x0020, PORT_PSELD);
/* SIOF1*/
__raw_writew(0x0003, PORT_PSELB);
__raw_writew(0xe000, PORT_PSELC);
__raw_writew(0x0000, PORT_PKCR);
/* LCDC */
__raw_writew(0x4020, PORT_PHCR);
__raw_writew(0x0000, PORT_PLCR);
__raw_writew(0x0000, PORT_PMCR);
__raw_writew(0x0002, PORT_PRCR);
__raw_writew(0x0000, PORT_PXCR); /* LCDC,CS6A */
/* KEYSC */
__raw_writew(0x0A10, PORT_PSELA); /* BS,SHHID2 */
__raw_writew(0x0000, PORT_PYCR);
__raw_writew(0x0000, PORT_PZCR);
__raw_writew(__raw_readw(PORT_HIZCRA) & ~0x4000, PORT_HIZCRA);
__raw_writew(__raw_readw(PORT_HIZCRC) & ~0xc000, PORT_HIZCRC);
}
/*
* The Machine Vector
*/
static struct sh_machine_vector mv_se7722 __initmv = {
.mv_name = "Solution Engine 7722" ,
.mv_setup = se7722_setup ,
.mv_init_irq = init_se7722_IRQ,
};