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 <linux/sh_eth.h>
21 #include <linux/sh_intc.h>
22 #include <mach/sh7763rdp.h>
23 #include <asm/sh7760fb.h>
24
25 /* NOR Flash */
26 static struct mtd_partition sh7763rdp_nor_flash_partitions[] = {
27 {
28 .name = "U-Boot",
29 .offset = 0,
30 .size = (2 * 128 * 1024),
31 .mask_flags = MTD_WRITEABLE, /* Read-only */
32 }, {
33 .name = "Linux-Kernel",
34 .offset = MTDPART_OFS_APPEND,
35 .size = (20 * 128 * 1024),
36 }, {
37 .name = "Root Filesystem",
38 .offset = MTDPART_OFS_APPEND,
39 .size = MTDPART_SIZ_FULL,
40 },
41 };
42
43 static struct physmap_flash_data sh7763rdp_nor_flash_data = {
44 .width = 2,
45 .parts = sh7763rdp_nor_flash_partitions,
46 .nr_parts = ARRAY_SIZE(sh7763rdp_nor_flash_partitions),
47 };
48
49 static struct resource sh7763rdp_nor_flash_resources[] = {
50 [0] = {
51 .name = "NOR Flash",
52 .start = 0,
53 .end = (64 * 1024 * 1024),
54 .flags = IORESOURCE_MEM,
55 },
56 };
57
58 static struct platform_device sh7763rdp_nor_flash_device = {
59 .name = "physmap-flash",
60 .resource = sh7763rdp_nor_flash_resources,
61 .num_resources = ARRAY_SIZE(sh7763rdp_nor_flash_resources),
62 .dev = {
63 .platform_data = &sh7763rdp_nor_flash_data,
64 },
65 };
66
67 /*
68 * SH-Ether
69 *
70 * SH Ether of SH7763 has multi IRQ handling.
71 * (0x920,0x940,0x960 -> 0x920)
72 */
73 static struct resource sh_eth_resources[] = {
74 {
75 .start = 0xFEE00800, /* use eth1 */
76 .end = 0xFEE00F7C - 1,
77 .flags = IORESOURCE_MEM,
78 }, {
79 .start = 0xFEE01800, /* TSU */
80 .end = 0xFEE01FFF,
81 .flags = IORESOURCE_MEM,
82 }, {
83 .start = evt2irq(0x920), /* irq number */
84 .flags = IORESOURCE_IRQ,
85 },
86 };
87
88 static struct sh_eth_plat_data sh7763_eth_pdata = {
89 .phy = 1,
90 .phy_interface = PHY_INTERFACE_MODE_MII,
91 };
92
93 static struct platform_device sh7763rdp_eth_device = {
94 .name = "sh7763-gether",
95 .resource = sh_eth_resources,
96 .num_resources = ARRAY_SIZE(sh_eth_resources),
97 .dev = {
98 .platform_data = &sh7763_eth_pdata,
99 },
100 };
101
102 /* SH7763 LCDC */
103 static struct resource sh7763rdp_fb_resources[] = {
104 {
105 .start = 0xFFE80000,
106 .end = 0xFFE80442 - 1,
107 .flags = IORESOURCE_MEM,
108 },
109 };
110
111 static struct fb_videomode sh7763fb_videomode = {
112 .refresh = 60,
113 .name = "VGA Monitor",
114 .xres = 640,
115 .yres = 480,
116 .pixclock = 10000,
117 .left_margin = 80,
118 .right_margin = 24,
119 .upper_margin = 30,
120 .lower_margin = 1,
121 .hsync_len = 96,
122 .vsync_len = 1,
123 .sync = 0,
124 .vmode = FB_VMODE_NONINTERLACED,
125 .flag = FBINFO_FLAG_DEFAULT,
126 };
127
128 static struct sh7760fb_platdata sh7763fb_def_pdata = {
129 .def_mode = &sh7763fb_videomode,
130 .ldmtr = (LDMTR_TFT_COLOR_16|LDMTR_MCNT),
131 .lddfr = LDDFR_16BPP_RGB565,
132 .ldpmmr = 0x0000,
133 .ldpspr = 0xFFFF,
134 .ldaclnr = 0x0001,
135 .ldickr = 0x1102,
136 .rotate = 0,
137 .novsync = 0,
138 .blank = NULL,
139 };
140
141 static struct platform_device sh7763rdp_fb_device = {
142 .name = "sh7760-lcdc",
143 .resource = sh7763rdp_fb_resources,
144 .num_resources = ARRAY_SIZE(sh7763rdp_fb_resources),
145 .dev = {
146 .platform_data = &sh7763fb_def_pdata,
147 },
148 };
149
150 static struct platform_device *sh7763rdp_devices[] __initdata = {
151 &sh7763rdp_nor_flash_device,
152 &sh7763rdp_eth_device,
153 &sh7763rdp_fb_device,
154 };
155
sh7763rdp_devices_setup(void)156 static int __init sh7763rdp_devices_setup(void)
157 {
158 return platform_add_devices(sh7763rdp_devices,
159 ARRAY_SIZE(sh7763rdp_devices));
160 }
161 device_initcall(sh7763rdp_devices_setup);
162
sh7763rdp_setup(char ** cmdline_p)163 static void __init sh7763rdp_setup(char **cmdline_p)
164 {
165 /* Board version check */
166 if (__raw_readw(CPLD_BOARD_ID_ERV_REG) == 0xECB1)
167 printk(KERN_INFO "RTE Standard Configuration\n");
168 else
169 printk(KERN_INFO "RTA Standard Configuration\n");
170
171 /* USB pin select bits (clear bit 5-2 to 0) */
172 __raw_writew((__raw_readw(PORT_PSEL2) & 0xFFC3), PORT_PSEL2);
173 /* USBH setup port I controls to other (clear bits 4-9 to 0) */
174 __raw_writew(__raw_readw(PORT_PICR) & 0xFC0F, PORT_PICR);
175
176 /* Select USB Host controller */
177 __raw_writew(0x00, USB_USBHSC);
178
179 /* For LCD */
180 /* set PTJ7-1, bits 15-2 of PJCR to 0 */
181 __raw_writew(__raw_readw(PORT_PJCR) & 0x0003, PORT_PJCR);
182 /* set PTI5, bits 11-10 of PICR to 0 */
183 __raw_writew(__raw_readw(PORT_PICR) & 0xF3FF, PORT_PICR);
184 __raw_writew(0, PORT_PKCR);
185 __raw_writew(0, PORT_PLCR);
186 /* set PSEL2 bits 14-8, 5-4, of PSEL2 to 0 */
187 __raw_writew((__raw_readw(PORT_PSEL2) & 0x00C0), PORT_PSEL2);
188 /* set PSEL3 bits 14-12, 6-4, 2-0 of PSEL3 to 0 */
189 __raw_writew((__raw_readw(PORT_PSEL3) & 0x0700), PORT_PSEL3);
190
191 /* For HAC */
192 /* bit3-0 0100:HAC & SSI1 enable */
193 __raw_writew((__raw_readw(PORT_PSEL1) & 0xFFF0) | 0x0004, PORT_PSEL1);
194 /* bit14 1:SSI_HAC_CLK enable */
195 __raw_writew(__raw_readw(PORT_PSEL4) | 0x4000, PORT_PSEL4);
196
197 /* SH-Ether */
198 __raw_writew((__raw_readw(PORT_PSEL1) & ~0xff00) | 0x2400, PORT_PSEL1);
199 __raw_writew(0x0, PORT_PFCR);
200 __raw_writew(0x0, PORT_PFCR);
201 __raw_writew(0x0, PORT_PFCR);
202
203 /* MMC */
204 /*selects SCIF and MMC other functions */
205 __raw_writew(0x0001, PORT_PSEL0);
206 /* MMC clock operates */
207 __raw_writel(__raw_readl(MSTPCR1) & ~0x8, MSTPCR1);
208 __raw_writew(__raw_readw(PORT_PACR) & ~0x3000, PORT_PACR);
209 __raw_writew(__raw_readw(PORT_PCCR) & ~0xCFC3, PORT_PCCR);
210 }
211
212 static struct sh_machine_vector mv_sh7763rdp __initmv = {
213 .mv_name = "sh7763drp",
214 .mv_setup = sh7763rdp_setup,
215 .mv_init_irq = init_sh7763rdp_IRQ,
216 };
217
