xref: /OK3568_Linux_fs/kernel/arch/sh/boards/board-sh2007.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * SH-2007 board support.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2003, 2004  SUGIOKA Toshinobu
6*4882a593Smuzhiyun  * Copyright (C) 2010  Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun #include <linux/init.h>
9*4882a593Smuzhiyun #include <linux/irq.h>
10*4882a593Smuzhiyun #include <linux/regulator/fixed.h>
11*4882a593Smuzhiyun #include <linux/regulator/machine.h>
12*4882a593Smuzhiyun #include <linux/smsc911x.h>
13*4882a593Smuzhiyun #include <linux/platform_device.h>
14*4882a593Smuzhiyun #include <linux/ata_platform.h>
15*4882a593Smuzhiyun #include <linux/io.h>
16*4882a593Smuzhiyun #include <asm/machvec.h>
17*4882a593Smuzhiyun #include <mach/sh2007.h>
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun /* Dummy supplies, where voltage doesn't matter */
20*4882a593Smuzhiyun static struct regulator_consumer_supply dummy_supplies[] = {
21*4882a593Smuzhiyun 	REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
22*4882a593Smuzhiyun 	REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
23*4882a593Smuzhiyun 	REGULATOR_SUPPLY("vddvario", "smsc911x.1"),
24*4882a593Smuzhiyun 	REGULATOR_SUPPLY("vdd33a", "smsc911x.1"),
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun struct smsc911x_platform_config smc911x_info = {
28*4882a593Smuzhiyun 	.flags		= SMSC911X_USE_32BIT,
29*4882a593Smuzhiyun 	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
30*4882a593Smuzhiyun 	.irq_type	= SMSC911X_IRQ_TYPE_PUSH_PULL,
31*4882a593Smuzhiyun };
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun static struct resource smsc9118_0_resources[] = {
34*4882a593Smuzhiyun 	[0] = {
35*4882a593Smuzhiyun 		.start	= SMC0_BASE,
36*4882a593Smuzhiyun 		.end	= SMC0_BASE + 0xff,
37*4882a593Smuzhiyun 		.flags	= IORESOURCE_MEM,
38*4882a593Smuzhiyun 	},
39*4882a593Smuzhiyun 	[1] = {
40*4882a593Smuzhiyun 		.start	= evt2irq(0x240),
41*4882a593Smuzhiyun 		.end	= evt2irq(0x240),
42*4882a593Smuzhiyun 		.flags	= IORESOURCE_IRQ,
43*4882a593Smuzhiyun 	}
44*4882a593Smuzhiyun };
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun static struct resource smsc9118_1_resources[] = {
47*4882a593Smuzhiyun 	[0] = {
48*4882a593Smuzhiyun 		.start	= SMC1_BASE,
49*4882a593Smuzhiyun 		.end	= SMC1_BASE + 0xff,
50*4882a593Smuzhiyun 		.flags	= IORESOURCE_MEM,
51*4882a593Smuzhiyun 	},
52*4882a593Smuzhiyun 	[1] = {
53*4882a593Smuzhiyun 		.start	= evt2irq(0x280),
54*4882a593Smuzhiyun 		.end	= evt2irq(0x280),
55*4882a593Smuzhiyun 		.flags	= IORESOURCE_IRQ,
56*4882a593Smuzhiyun 	}
57*4882a593Smuzhiyun };
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun static struct platform_device smsc9118_0_device = {
60*4882a593Smuzhiyun 	.name		= "smsc911x",
61*4882a593Smuzhiyun 	.id		= 0,
62*4882a593Smuzhiyun 	.num_resources	= ARRAY_SIZE(smsc9118_0_resources),
63*4882a593Smuzhiyun 	.resource	= smsc9118_0_resources,
64*4882a593Smuzhiyun 	.dev = {
65*4882a593Smuzhiyun 		.platform_data = &smc911x_info,
66*4882a593Smuzhiyun 	},
67*4882a593Smuzhiyun };
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun static struct platform_device smsc9118_1_device = {
70*4882a593Smuzhiyun 	.name		= "smsc911x",
71*4882a593Smuzhiyun 	.id		= 1,
72*4882a593Smuzhiyun 	.num_resources	= ARRAY_SIZE(smsc9118_1_resources),
73*4882a593Smuzhiyun 	.resource	= smsc9118_1_resources,
74*4882a593Smuzhiyun 	.dev = {
75*4882a593Smuzhiyun 		.platform_data = &smc911x_info,
76*4882a593Smuzhiyun 	},
77*4882a593Smuzhiyun };
78*4882a593Smuzhiyun 
79*4882a593Smuzhiyun static struct resource cf_resources[] = {
80*4882a593Smuzhiyun 	[0] = {
81*4882a593Smuzhiyun 		.start	= CF_BASE + CF_OFFSET,
82*4882a593Smuzhiyun 		.end	= CF_BASE + CF_OFFSET + 0x0f,
83*4882a593Smuzhiyun 		.flags	= IORESOURCE_MEM,
84*4882a593Smuzhiyun 	},
85*4882a593Smuzhiyun 	[1] = {
86*4882a593Smuzhiyun 		.start	= CF_BASE + CF_OFFSET + 0x206,
87*4882a593Smuzhiyun 		.end	= CF_BASE + CF_OFFSET + 0x20f,
88*4882a593Smuzhiyun 		.flags	= IORESOURCE_MEM,
89*4882a593Smuzhiyun 	},
90*4882a593Smuzhiyun 	[2] = {
91*4882a593Smuzhiyun 		.start	= evt2irq(0x2c0),
92*4882a593Smuzhiyun 		.end	= evt2irq(0x2c0),
93*4882a593Smuzhiyun 		.flags	= IORESOURCE_IRQ,
94*4882a593Smuzhiyun 	},
95*4882a593Smuzhiyun };
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun static struct platform_device cf_device  = {
98*4882a593Smuzhiyun 	.name		= "pata_platform",
99*4882a593Smuzhiyun 	.id		= 0,
100*4882a593Smuzhiyun 	.num_resources	= ARRAY_SIZE(cf_resources),
101*4882a593Smuzhiyun 	.resource	= cf_resources,
102*4882a593Smuzhiyun };
103*4882a593Smuzhiyun 
104*4882a593Smuzhiyun static struct platform_device *sh2007_devices[] __initdata = {
105*4882a593Smuzhiyun 	&smsc9118_0_device,
106*4882a593Smuzhiyun 	&smsc9118_1_device,
107*4882a593Smuzhiyun 	&cf_device,
108*4882a593Smuzhiyun };
109*4882a593Smuzhiyun 
sh2007_io_init(void)110*4882a593Smuzhiyun static int __init sh2007_io_init(void)
111*4882a593Smuzhiyun {
112*4882a593Smuzhiyun 	regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
113*4882a593Smuzhiyun 
114*4882a593Smuzhiyun 	platform_add_devices(sh2007_devices, ARRAY_SIZE(sh2007_devices));
115*4882a593Smuzhiyun 	return 0;
116*4882a593Smuzhiyun }
117*4882a593Smuzhiyun subsys_initcall(sh2007_io_init);
118*4882a593Smuzhiyun 
sh2007_init_irq(void)119*4882a593Smuzhiyun static void __init sh2007_init_irq(void)
120*4882a593Smuzhiyun {
121*4882a593Smuzhiyun 	plat_irq_setup_pins(IRQ_MODE_IRQ);
122*4882a593Smuzhiyun }
123*4882a593Smuzhiyun 
124*4882a593Smuzhiyun /*
125*4882a593Smuzhiyun  * Initialize the board
126*4882a593Smuzhiyun  */
sh2007_setup(char ** cmdline_p)127*4882a593Smuzhiyun static void __init sh2007_setup(char **cmdline_p)
128*4882a593Smuzhiyun {
129*4882a593Smuzhiyun 	pr_info("SH-2007 Setup...");
130*4882a593Smuzhiyun 
131*4882a593Smuzhiyun 	/* setup wait control registers for area 5 */
132*4882a593Smuzhiyun 	__raw_writel(CS5BCR_D, CS5BCR);
133*4882a593Smuzhiyun 	__raw_writel(CS5WCR_D, CS5WCR);
134*4882a593Smuzhiyun 	__raw_writel(CS5PCR_D, CS5PCR);
135*4882a593Smuzhiyun 
136*4882a593Smuzhiyun 	pr_cont(" done.\n");
137*4882a593Smuzhiyun }
138*4882a593Smuzhiyun 
139*4882a593Smuzhiyun /*
140*4882a593Smuzhiyun  * The Machine Vector
141*4882a593Smuzhiyun  */
142*4882a593Smuzhiyun struct sh_machine_vector mv_sh2007 __initmv = {
143*4882a593Smuzhiyun 	.mv_setup		= sh2007_setup,
144*4882a593Smuzhiyun 	.mv_name		= "sh2007",
145*4882a593Smuzhiyun 	.mv_init_irq		= sh2007_init_irq,
146*4882a593Smuzhiyun };
147