1 /*
2  * Renesas - AP-325RXA
3  * (Compatible with Algo System ., LTD. - AP-320A)
4  *
5  * Copyright (C) 2008 Renesas Solutions Corp.
6  * Author : Yusuke Goda <goda.yuske@renesas.com>
7  *
8  * This file is subject to the terms and conditions of the GNU General Public
9  * License.  See the file "COPYING" in the main directory of this archive
10  * for more details.
11  */
12 
13 #include <linux/init.h>
14 #include <linux/device.h>
15 #include <linux/interrupt.h>
16 #include <linux/platform_device.h>
17 #include <linux/mtd/physmap.h>
18 #include <linux/delay.h>
19 #include <linux/i2c.h>
20 #include <linux/delay.h>
21 #include <linux/smc911x.h>
22 #include <media/soc_camera_platform.h>
23 #include <media/sh_mobile_ceu.h>
24 #include <asm/sh_mobile_lcdc.h>
25 #include <asm/io.h>
26 #include <asm/clock.h>
27 
28 static struct smc911x_platdata smc911x_info = {
29 	.flags = SMC911X_USE_32BIT,
30 	.irq_flags = IRQF_TRIGGER_LOW,
31 };
32 
33 static struct resource smc9118_resources[] = {
34 	[0] = {
35 		.start	= 0xb6080000,
36 		.end	= 0xb60fffff,
37 		.flags	= IORESOURCE_MEM,
38 	},
39 	[1] = {
40 		.start	= 35,
41 		.end	= 35,
42 		.flags	= IORESOURCE_IRQ,
43 	}
44 };
45 
46 static struct platform_device smc9118_device = {
47 	.name		= "smc911x",
48 	.id		= -1,
49 	.num_resources	= ARRAY_SIZE(smc9118_resources),
50 	.resource	= smc9118_resources,
51 	.dev		= {
52 		.platform_data = &smc911x_info,
53 	},
54 };
55 
56 static struct mtd_partition ap325rxa_nor_flash_partitions[] = {
57 	{
58 		 .name = "uboot",
59 		 .offset = 0,
60 		 .size = (1 * 1024 * 1024),
61 		 .mask_flags = MTD_WRITEABLE,	/* Read-only */
62 	}, {
63 		 .name = "kernel",
64 		 .offset = MTDPART_OFS_APPEND,
65 		 .size = (2 * 1024 * 1024),
66 	}, {
67 		 .name = "other",
68 		 .offset = MTDPART_OFS_APPEND,
69 		 .size = MTDPART_SIZ_FULL,
70 	},
71 };
72 
73 static struct physmap_flash_data ap325rxa_nor_flash_data = {
74 	.width		= 2,
75 	.parts		= ap325rxa_nor_flash_partitions,
76 	.nr_parts	= ARRAY_SIZE(ap325rxa_nor_flash_partitions),
77 };
78 
79 static struct resource ap325rxa_nor_flash_resources[] = {
80 	[0] = {
81 		.name	= "NOR Flash",
82 		.start	= 0x00000000,
83 		.end	= 0x00ffffff,
84 		.flags	= IORESOURCE_MEM,
85 	}
86 };
87 
88 static struct platform_device ap325rxa_nor_flash_device = {
89 	.name		= "physmap-flash",
90 	.resource	= ap325rxa_nor_flash_resources,
91 	.num_resources	= ARRAY_SIZE(ap325rxa_nor_flash_resources),
92 	.dev		= {
93 		.platform_data = &ap325rxa_nor_flash_data,
94 	},
95 };
96 
97 #define FPGA_LCDREG	0xB4100180
98 #define FPGA_BKLREG	0xB4100212
99 #define FPGA_LCDREG_VAL	0x0018
100 #define PORT_PHCR	0xA405010E
101 #define PORT_PLCR	0xA4050114
102 #define PORT_PMCR	0xA4050116
103 #define PORT_PRCR	0xA405011C
104 #define PORT_PSCR	0xA405011E
105 #define PORT_PZCR	0xA405014C
106 #define PORT_HIZCRA	0xA4050158
107 #define PORT_MSELCRB	0xA4050182
108 #define PORT_PSDR	0xA405013E
109 #define PORT_PZDR	0xA405016C
110 #define PORT_PSELD	0xA4050154
111 
112 static void ap320_wvga_power_on(void *board_data)
113 {
114 	msleep(100);
115 
116 	/* ASD AP-320/325 LCD ON */
117 	ctrl_outw(FPGA_LCDREG_VAL, FPGA_LCDREG);
118 
119 	/* backlight */
120 	ctrl_outw((ctrl_inw(PORT_PSCR) & ~0x00C0) | 0x40, PORT_PSCR);
121 	ctrl_outb(ctrl_inb(PORT_PSDR) & ~0x08, PORT_PSDR);
122 	ctrl_outw(0x100, FPGA_BKLREG);
123 }
124 
125 static struct sh_mobile_lcdc_info lcdc_info = {
126 	.clock_source = LCDC_CLK_EXTERNAL,
127 	.ch[0] = {
128 		.chan = LCDC_CHAN_MAINLCD,
129 		.bpp = 16,
130 		.interface_type = RGB18,
131 		.clock_divider = 1,
132 		.lcd_cfg = {
133 			.name = "LB070WV1",
134 			.xres = 800,
135 			.yres = 480,
136 			.left_margin = 40,
137 			.right_margin = 160,
138 			.hsync_len = 8,
139 			.upper_margin = 63,
140 			.lower_margin = 80,
141 			.vsync_len = 1,
142 			.sync = 0, /* hsync and vsync are active low */
143 		},
144 		.board_cfg = {
145 			.display_on = ap320_wvga_power_on,
146 		},
147 	}
148 };
149 
150 static struct resource lcdc_resources[] = {
151 	[0] = {
152 		.name	= "LCDC",
153 		.start	= 0xfe940000, /* P4-only space */
154 		.end	= 0xfe941fff,
155 		.flags	= IORESOURCE_MEM,
156 	},
157 };
158 
159 static struct platform_device lcdc_device = {
160 	.name		= "sh_mobile_lcdc_fb",
161 	.num_resources	= ARRAY_SIZE(lcdc_resources),
162 	.resource	= lcdc_resources,
163 	.dev		= {
164 		.platform_data	= &lcdc_info,
165 	},
166 };
167 
168 #ifdef CONFIG_I2C
169 static unsigned char camera_ncm03j_magic[] =
170 {
171 	0x87, 0x00, 0x88, 0x08, 0x89, 0x01, 0x8A, 0xE8,
172 	0x1D, 0x00, 0x1E, 0x8A, 0x21, 0x00, 0x33, 0x36,
173 	0x36, 0x60, 0x37, 0x08, 0x3B, 0x31, 0x44, 0x0F,
174 	0x46, 0xF0, 0x4B, 0x28, 0x4C, 0x21, 0x4D, 0x55,
175 	0x4E, 0x1B, 0x4F, 0xC7, 0x50, 0xFC, 0x51, 0x12,
176 	0x58, 0x02, 0x66, 0xC0, 0x67, 0x46, 0x6B, 0xA0,
177 	0x6C, 0x34, 0x7E, 0x25, 0x7F, 0x25, 0x8D, 0x0F,
178 	0x92, 0x40, 0x93, 0x04, 0x94, 0x26, 0x95, 0x0A,
179 	0x99, 0x03, 0x9A, 0xF0, 0x9B, 0x14, 0x9D, 0x7A,
180 	0xC5, 0x02, 0xD6, 0x07, 0x59, 0x00, 0x5A, 0x1A,
181 	0x5B, 0x2A, 0x5C, 0x37, 0x5D, 0x42, 0x5E, 0x56,
182 	0xC8, 0x00, 0xC9, 0x1A, 0xCA, 0x2A, 0xCB, 0x37,
183 	0xCC, 0x42, 0xCD, 0x56, 0xCE, 0x00, 0xCF, 0x1A,
184 	0xD0, 0x2A, 0xD1, 0x37, 0xD2, 0x42, 0xD3, 0x56,
185 	0x5F, 0x68, 0x60, 0x87, 0x61, 0xA3, 0x62, 0xBC,
186 	0x63, 0xD4, 0x64, 0xEA, 0xD6, 0x0F,
187 };
188 
189 static int camera_set_capture(struct soc_camera_platform_info *info,
190 			      int enable)
191 {
192 	struct i2c_adapter *a = i2c_get_adapter(0);
193 	struct i2c_msg msg;
194 	int ret = 0;
195 	int i;
196 
197 	if (!enable)
198 		return 0; /* no disable for now */
199 
200 	for (i = 0; i < ARRAY_SIZE(camera_ncm03j_magic); i += 2) {
201 		u_int8_t buf[8];
202 
203 		msg.addr = 0x6e;
204 		msg.buf = buf;
205 		msg.len = 2;
206 		msg.flags = 0;
207 
208 		buf[0] = camera_ncm03j_magic[i];
209 		buf[1] = camera_ncm03j_magic[i + 1];
210 
211 		ret = (ret < 0) ? ret : i2c_transfer(a, &msg, 1);
212 	}
213 
214 	return ret;
215 }
216 
217 static struct soc_camera_platform_info camera_info = {
218 	.iface = 0,
219 	.format_name = "UYVY",
220 	.format_depth = 16,
221 	.format = {
222 		.pixelformat = V4L2_PIX_FMT_UYVY,
223 		.colorspace = V4L2_COLORSPACE_SMPTE170M,
224 		.width = 640,
225 		.height = 480,
226 	},
227 	.bus_param = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH |
228 	SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8,
229 	.set_capture = camera_set_capture,
230 };
231 
232 static struct platform_device camera_device = {
233 	.name		= "soc_camera_platform",
234 	.dev		= {
235 		.platform_data	= &camera_info,
236 	},
237 };
238 #endif /* CONFIG_I2C */
239 
240 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
241 	.flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH |
242 	SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8,
243 };
244 
245 static struct resource ceu_resources[] = {
246 	[0] = {
247 		.name	= "CEU",
248 		.start	= 0xfe910000,
249 		.end	= 0xfe91009f,
250 		.flags	= IORESOURCE_MEM,
251 	},
252 	[1] = {
253 		.start  = 52,
254 		.flags  = IORESOURCE_IRQ,
255 	},
256 	[2] = {
257 		/* place holder for contiguous memory */
258 	},
259 };
260 
261 static struct platform_device ceu_device = {
262 	.name		= "sh_mobile_ceu",
263 	.num_resources	= ARRAY_SIZE(ceu_resources),
264 	.resource	= ceu_resources,
265 	.dev		= {
266 		.platform_data	= &sh_mobile_ceu_info,
267 	},
268 };
269 
270 static struct platform_device *ap325rxa_devices[] __initdata = {
271 	&smc9118_device,
272 	&ap325rxa_nor_flash_device,
273 	&lcdc_device,
274 	&ceu_device,
275 #ifdef CONFIG_I2C
276 	&camera_device,
277 #endif
278 };
279 
280 static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {
281 };
282 
283 static int __init ap325rxa_devices_setup(void)
284 {
285 	clk_always_enable("mstp200"); /* LCDC */
286 	clk_always_enable("mstp203"); /* CEU */
287 
288 	platform_resource_setup_memory(&ceu_device, "ceu", 4 << 20);
289 
290 	i2c_register_board_info(0, ap325rxa_i2c_devices,
291 				ARRAY_SIZE(ap325rxa_i2c_devices));
292 
293 	return platform_add_devices(ap325rxa_devices,
294 				ARRAY_SIZE(ap325rxa_devices));
295 }
296 device_initcall(ap325rxa_devices_setup);
297 
298 static void __init ap325rxa_setup(char **cmdline_p)
299 {
300 	/* LCDC configuration */
301 	ctrl_outw(ctrl_inw(PORT_PHCR) & ~0xffff, PORT_PHCR);
302 	ctrl_outw(ctrl_inw(PORT_PLCR) & ~0xffff, PORT_PLCR);
303 	ctrl_outw(ctrl_inw(PORT_PMCR) & ~0xffff, PORT_PMCR);
304 	ctrl_outw(ctrl_inw(PORT_PRCR) & ~0x03ff, PORT_PRCR);
305 	ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x01C0, PORT_HIZCRA);
306 
307 	/* CEU */
308 	ctrl_outw(ctrl_inw(PORT_MSELCRB) & ~0x0001, PORT_MSELCRB);
309 	ctrl_outw(ctrl_inw(PORT_PSELD) & ~0x0003, PORT_PSELD);
310 	ctrl_outw((ctrl_inw(PORT_PZCR) & ~0xff00) | 0x5500, PORT_PZCR);
311 	ctrl_outb((ctrl_inb(PORT_PZDR) & ~0xf0) | 0x20, PORT_PZDR);
312 }
313 
314 static struct sh_machine_vector mv_ap325rxa __initmv = {
315 	.mv_name = "AP-325RXA",
316 	.mv_setup = ap325rxa_setup,
317 };
318