xref: /linux/arch/sh/boards/mach-sh7763rdp/setup.c (revision 367b8112fe2ea5c39a7bb4d263dcdd9b612fae18)
1 /*
2  * linux/arch/sh/boards/renesas/sh7763rdp/setup.c
3  *
4  * Renesas Solutions sh7763rdp board
5  *
6  * Copyright (C) 2008 Renesas Solutions Corp.
7  * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
8  *
9  * This file is subject to the terms and conditions of the GNU General Public
10  * License.  See the file "COPYING" in the main directory of this archive
11  * for more details.
12  */
13 #include <linux/init.h>
14 #include <linux/platform_device.h>
15 #include <linux/interrupt.h>
16 #include <linux/input.h>
17 #include <linux/mtd/physmap.h>
18 #include <linux/fb.h>
19 #include <linux/io.h>
20 #include <mach/sh7763rdp.h>
21 #include <asm/sh_eth.h>
22 #include <asm/sh7760fb.h>
23 
24 /* NOR Flash */
25 static struct mtd_partition sh7763rdp_nor_flash_partitions[] = {
26 	{
27 		.name = "U-Boot",
28 		.offset = 0,
29 		.size = (2 * 128 * 1024),
30 		.mask_flags = MTD_WRITEABLE,	/* Read-only */
31 	}, {
32 		.name = "Linux-Kernel",
33 		.offset = MTDPART_OFS_APPEND,
34 		.size = (20 * 128 * 1024),
35 	}, {
36 		.name = "Root Filesystem",
37 		.offset = MTDPART_OFS_APPEND,
38 		.size = MTDPART_SIZ_FULL,
39 	},
40 };
41 
42 static struct physmap_flash_data sh7763rdp_nor_flash_data = {
43 	.width = 2,
44 	.parts = sh7763rdp_nor_flash_partitions,
45 	.nr_parts = ARRAY_SIZE(sh7763rdp_nor_flash_partitions),
46 };
47 
48 static struct resource sh7763rdp_nor_flash_resources[] = {
49 	[0] = {
50 		.name = "NOR Flash",
51 		.start = 0,
52 		.end = (64 * 1024 * 1024),
53 		.flags = IORESOURCE_MEM,
54 	},
55 };
56 
57 static struct platform_device sh7763rdp_nor_flash_device = {
58 	.name = "physmap-flash",
59 	.resource = sh7763rdp_nor_flash_resources,
60 	.num_resources = ARRAY_SIZE(sh7763rdp_nor_flash_resources),
61 	.dev = {
62 		.platform_data = &sh7763rdp_nor_flash_data,
63 	},
64 };
65 
66 /* SH-Ether */
67 static struct resource sh_eth_resources[] = {
68 	{
69 		.start  = 0xFEE00800,   /* use eth1 */
70 		.end    = 0xFEE00F7C - 1,
71 		.flags  = IORESOURCE_MEM,
72 	}, {
73 		.start  = 58,   /* irq number */
74 		.end    = 58,
75 		.flags  = IORESOURCE_IRQ,
76 	},
77 };
78 
79 static struct sh_eth_plat_data sh7763_eth_pdata = {
80 	.phy = 1,
81 	.edmac_endian = EDMAC_LITTLE_ENDIAN,
82 };
83 
84 static struct platform_device sh7763rdp_eth_device = {
85 	.name       = "sh-eth",
86 	.resource   = sh_eth_resources,
87 	.num_resources  = ARRAY_SIZE(sh_eth_resources),
88 	.dev        = {
89 		.platform_data = &sh7763_eth_pdata,
90 	},
91 };
92 
93 /* SH7763 LCDC */
94 static struct resource sh7763rdp_fb_resources[] = {
95 	{
96 		.start  = 0xFFE80000,
97 		.end    = 0xFFE80442 - 1,
98 		.flags  = IORESOURCE_MEM,
99 	},
100 };
101 
102 static struct fb_videomode sh7763fb_videomode = {
103 	.refresh = 60,
104 	.name = "VGA Monitor",
105 	.xres = 640,
106 	.yres = 480,
107 	.pixclock = 10000,
108 	.left_margin = 80,
109 	.right_margin = 24,
110 	.upper_margin = 30,
111 	.lower_margin = 1,
112 	.hsync_len = 96,
113 	.vsync_len = 1,
114 	.sync = 0,
115 	.vmode = FB_VMODE_NONINTERLACED,
116 	.flag = FBINFO_FLAG_DEFAULT,
117 };
118 
119 static struct sh7760fb_platdata sh7763fb_def_pdata = {
120 	.def_mode = &sh7763fb_videomode,
121 	.ldmtr = (LDMTR_TFT_COLOR_16|LDMTR_MCNT),
122 	.lddfr = LDDFR_16BPP_RGB565,
123 	.ldpmmr = 0x0000,
124 	.ldpspr = 0xFFFF,
125 	.ldaclnr = 0x0001,
126 	.ldickr = 0x1102,
127 	.rotate = 0,
128 	.novsync = 0,
129 	.blank = NULL,
130 };
131 
132 static struct platform_device sh7763rdp_fb_device = {
133 	.name		= "sh7760-lcdc",
134 	.resource	= sh7763rdp_fb_resources,
135 	.num_resources = ARRAY_SIZE(sh7763rdp_fb_resources),
136 	.dev = {
137 		.platform_data = &sh7763fb_def_pdata,
138 	},
139 };
140 
141 static struct platform_device *sh7763rdp_devices[] __initdata = {
142 	&sh7763rdp_nor_flash_device,
143 	&sh7763rdp_eth_device,
144 	&sh7763rdp_fb_device,
145 };
146 
147 static int __init sh7763rdp_devices_setup(void)
148 {
149 	return platform_add_devices(sh7763rdp_devices,
150 				    ARRAY_SIZE(sh7763rdp_devices));
151 }
152 device_initcall(sh7763rdp_devices_setup);
153 
154 static void __init sh7763rdp_setup(char **cmdline_p)
155 {
156 	/* Board version check */
157 	if (ctrl_inw(CPLD_BOARD_ID_ERV_REG) == 0xECB1)
158 		printk(KERN_INFO "RTE Standard Configuration\n");
159 	else
160 		printk(KERN_INFO "RTA Standard Configuration\n");
161 
162 	/* USB pin select bits (clear bit 5-2 to 0) */
163 	ctrl_outw((ctrl_inw(PORT_PSEL2) & 0xFFC3), PORT_PSEL2);
164 	/* USBH setup port I controls to other (clear bits 4-9 to 0) */
165 	ctrl_outw(ctrl_inw(PORT_PICR) & 0xFC0F, PORT_PICR);
166 
167 	/* Select USB Host controller */
168 	ctrl_outw(0x00, USB_USBHSC);
169 
170 	/* For LCD */
171 	/* set PTJ7-1, bits 15-2 of PJCR to 0 */
172 	ctrl_outw(ctrl_inw(PORT_PJCR) & 0x0003, PORT_PJCR);
173 	/* set PTI5, bits 11-10 of PICR to 0 */
174 	ctrl_outw(ctrl_inw(PORT_PICR) & 0xF3FF, PORT_PICR);
175 	ctrl_outw(0, PORT_PKCR);
176 	ctrl_outw(0, PORT_PLCR);
177 	/* set PSEL2 bits 14-8, 5-4, of PSEL2 to 0 */
178 	ctrl_outw((ctrl_inw(PORT_PSEL2) & 0x00C0), PORT_PSEL2);
179 	/* set PSEL3 bits 14-12, 6-4, 2-0 of PSEL3 to 0 */
180 	ctrl_outw((ctrl_inw(PORT_PSEL3) & 0x0700), PORT_PSEL3);
181 
182 	/* For HAC */
183 	/* bit3-0  0100:HAC & SSI1 enable */
184 	ctrl_outw((ctrl_inw(PORT_PSEL1) & 0xFFF0) | 0x0004, PORT_PSEL1);
185 	/* bit14      1:SSI_HAC_CLK enable */
186 	ctrl_outw(ctrl_inw(PORT_PSEL4) | 0x4000, PORT_PSEL4);
187 
188 	/* SH-Ether */
189 	ctrl_outw((ctrl_inw(PORT_PSEL1) & ~0xff00) | 0x2400, PORT_PSEL1);
190 	ctrl_outw(0x0, PORT_PFCR);
191 	ctrl_outw(0x0, PORT_PFCR);
192 	ctrl_outw(0x0, PORT_PFCR);
193 
194 	/* MMC */
195 	/*selects SCIF and MMC other functions */
196 	ctrl_outw(0x0001, PORT_PSEL0);
197 	/* MMC clock operates */
198 	ctrl_outl(ctrl_inl(MSTPCR1) & ~0x8, MSTPCR1);
199 	ctrl_outw(ctrl_inw(PORT_PACR) & ~0x3000, PORT_PACR);
200 	ctrl_outw(ctrl_inw(PORT_PCCR) & ~0xCFC3, PORT_PCCR);
201 }
202 
203 static struct sh_machine_vector mv_sh7763rdp __initmv = {
204 	.mv_name = "sh7763drp",
205 	.mv_setup = sh7763rdp_setup,
206 	.mv_nr_irqs = 112,
207 	.mv_init_irq = init_sh7763rdp_IRQ,
208 };
209