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Sascha Hauer54df5262009-02-06 15:42:26 +01001/*
2 * Copyright (C) 2009 Sascha Hauer, Pengutronix
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
Sascha Hauer54df5262009-02-06 15:42:26 +010013 */
14
15#include <linux/types.h>
16#include <linux/init.h>
17
18#include <linux/platform_device.h>
19#include <linux/mtd/physmap.h>
20#include <linux/mtd/plat-ram.h>
21#include <linux/memory.h>
22#include <linux/gpio.h>
23#include <linux/smc911x.h>
24#include <linux/interrupt.h>
Sascha Hauerd2831d12010-02-09 11:04:36 +010025#include <linux/delay.h>
Sascha Hauer54df5262009-02-06 15:42:26 +010026#include <linux/i2c.h>
27#include <linux/i2c/at24.h>
Sascha Hauercb2dc112010-02-04 14:32:53 +010028#include <linux/usb/otg.h>
29#include <linux/usb/ulpi.h>
30#include <linux/fsl_devices.h>
Sascha Hauer54df5262009-02-06 15:42:26 +010031
32#include <asm/mach-types.h>
33#include <asm/mach/arch.h>
34#include <asm/mach/time.h>
35#include <asm/mach/map.h>
36
37#include <mach/hardware.h>
38#include <mach/common.h>
Sascha Hauer54df5262009-02-06 15:42:26 +010039#include <mach/iomux-mx35.h>
40#include <mach/ipu.h>
41#include <mach/mx3fb.h>
Sascha Hauercb2dc112010-02-04 14:32:53 +010042#include <mach/mxc_ehci.h>
43#include <mach/ulpi.h>
Sascha Hauerd2831d12010-02-09 11:04:36 +010044#include <mach/audmux.h>
45#include <mach/ssi.h>
Sascha Hauer54df5262009-02-06 15:42:26 +010046
Uwe Kleine-Könige2611ba2010-06-16 12:26:53 +020047#include "devices-imx35.h"
Sascha Hauer54df5262009-02-06 15:42:26 +010048#include "devices.h"
49
50static const struct fb_videomode fb_modedb[] = {
51 {
52 /* 240x320 @ 60 Hz */
53 .name = "Sharp-LQ035Q7",
54 .refresh = 60,
55 .xres = 240,
56 .yres = 320,
57 .pixclock = 185925,
58 .left_margin = 9,
59 .right_margin = 16,
60 .upper_margin = 7,
61 .lower_margin = 9,
62 .hsync_len = 1,
63 .vsync_len = 1,
64 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_SHARP_MODE | FB_SYNC_CLK_INVERT | FB_SYNC_CLK_IDLE_EN,
65 .vmode = FB_VMODE_NONINTERLACED,
66 .flag = 0,
67 }, {
68 /* 240x320 @ 60 Hz */
69 .name = "TX090",
70 .refresh = 60,
71 .xres = 240,
72 .yres = 320,
73 .pixclock = 38255,
74 .left_margin = 144,
75 .right_margin = 0,
76 .upper_margin = 7,
77 .lower_margin = 40,
78 .hsync_len = 96,
79 .vsync_len = 1,
80 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH,
81 .vmode = FB_VMODE_NONINTERLACED,
82 .flag = 0,
83 },
84};
85
86static struct ipu_platform_data mx3_ipu_data = {
87 .irq_base = MXC_IPU_IRQ_START,
88};
89
90static struct mx3fb_platform_data mx3fb_pdata = {
91 .dma_dev = &mx3_ipu.dev,
92 .name = "Sharp-LQ035Q7",
93 .mode = fb_modedb,
94 .num_modes = ARRAY_SIZE(fb_modedb),
95};
96
97static struct physmap_flash_data pcm043_flash_data = {
98 .width = 2,
99};
100
101static struct resource pcm043_flash_resource = {
102 .start = 0xa0000000,
103 .end = 0xa1ffffff,
104 .flags = IORESOURCE_MEM,
105};
106
107static struct platform_device pcm043_flash = {
108 .name = "physmap-flash",
109 .id = 0,
110 .dev = {
111 .platform_data = &pcm043_flash_data,
112 },
113 .resource = &pcm043_flash_resource,
114 .num_resources = 1,
115};
116
Uwe Kleine-König6eafde52010-06-23 11:49:34 +0200117static const struct imxuart_platform_data uart_pdata __initconst = {
Sascha Hauer54df5262009-02-06 15:42:26 +0100118 .flags = IMXUART_HAVE_RTSCTS,
119};
120
121#if defined CONFIG_I2C_IMX || defined CONFIG_I2C_IMX_MODULE
Uwe Kleine-König7cdc8fa2010-06-16 19:25:34 +0200122static const struct imxi2c_platform_data pcm043_i2c0_data __initconst = {
Sascha Hauer54df5262009-02-06 15:42:26 +0100123 .bitrate = 50000,
124};
125
126static struct at24_platform_data board_eeprom = {
127 .byte_len = 4096,
128 .page_size = 32,
129 .flags = AT24_FLAG_ADDR16,
130};
131
132static struct i2c_board_info pcm043_i2c_devices[] = {
133 {
134 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
135 .platform_data = &board_eeprom,
136 }, {
Sascha Hauercf87a6e2009-07-20 08:18:47 +0200137 I2C_BOARD_INFO("pcf8563", 0x51),
Sascha Hauer54df5262009-02-06 15:42:26 +0100138 }
139};
140#endif
141
142static struct platform_device *devices[] __initdata = {
143 &pcm043_flash,
144 &mxc_fec_device,
Wolfram Sang3170ba52010-04-29 10:03:19 +0200145 &imx_wdt_device0,
Sascha Hauer54df5262009-02-06 15:42:26 +0100146};
147
148static struct pad_desc pcm043_pads[] = {
149 /* UART1 */
150 MX35_PAD_CTS1__UART1_CTS,
151 MX35_PAD_RTS1__UART1_RTS,
152 MX35_PAD_TXD1__UART1_TXD_MUX,
153 MX35_PAD_RXD1__UART1_RXD_MUX,
154 /* UART2 */
155 MX35_PAD_CTS2__UART2_CTS,
156 MX35_PAD_RTS2__UART2_RTS,
157 MX35_PAD_TXD2__UART2_TXD_MUX,
158 MX35_PAD_RXD2__UART2_RXD_MUX,
159 /* FEC */
160 MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
161 MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
162 MX35_PAD_FEC_RX_DV__FEC_RX_DV,
163 MX35_PAD_FEC_COL__FEC_COL,
164 MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
165 MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
166 MX35_PAD_FEC_TX_EN__FEC_TX_EN,
167 MX35_PAD_FEC_MDC__FEC_MDC,
168 MX35_PAD_FEC_MDIO__FEC_MDIO,
169 MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
170 MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
171 MX35_PAD_FEC_CRS__FEC_CRS,
172 MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
173 MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
174 MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
175 MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
176 MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
177 MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
178 /* I2C1 */
179 MX35_PAD_I2C1_CLK__I2C1_SCL,
180 MX35_PAD_I2C1_DAT__I2C1_SDA,
181 /* Display */
182 MX35_PAD_LD0__IPU_DISPB_DAT_0,
183 MX35_PAD_LD1__IPU_DISPB_DAT_1,
184 MX35_PAD_LD2__IPU_DISPB_DAT_2,
185 MX35_PAD_LD3__IPU_DISPB_DAT_3,
186 MX35_PAD_LD4__IPU_DISPB_DAT_4,
187 MX35_PAD_LD5__IPU_DISPB_DAT_5,
188 MX35_PAD_LD6__IPU_DISPB_DAT_6,
189 MX35_PAD_LD7__IPU_DISPB_DAT_7,
190 MX35_PAD_LD8__IPU_DISPB_DAT_8,
191 MX35_PAD_LD9__IPU_DISPB_DAT_9,
192 MX35_PAD_LD10__IPU_DISPB_DAT_10,
193 MX35_PAD_LD11__IPU_DISPB_DAT_11,
194 MX35_PAD_LD12__IPU_DISPB_DAT_12,
195 MX35_PAD_LD13__IPU_DISPB_DAT_13,
196 MX35_PAD_LD14__IPU_DISPB_DAT_14,
197 MX35_PAD_LD15__IPU_DISPB_DAT_15,
198 MX35_PAD_LD16__IPU_DISPB_DAT_16,
199 MX35_PAD_LD17__IPU_DISPB_DAT_17,
200 MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC,
201 MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
202 MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
203 MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
204 MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC,
205 MX35_PAD_D3_REV__IPU_DISPB_D3_REV,
206 MX35_PAD_D3_CLS__IPU_DISPB_D3_CLS,
Luotao Fu8d5c1ed2009-06-18 14:15:22 +0200207 /* gpio */
208 MX35_PAD_ATA_CS0__GPIO2_6,
Sascha Hauercb2dc112010-02-04 14:32:53 +0100209 /* USB host */
210 MX35_PAD_I2C2_CLK__USB_TOP_USBH2_PWR,
211 MX35_PAD_I2C2_DAT__USB_TOP_USBH2_OC,
Sascha Hauerd2831d12010-02-09 11:04:36 +0100212 /* SSI */
213 MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS,
214 MX35_PAD_STXD4__AUDMUX_AUD4_TXD,
215 MX35_PAD_SRXD4__AUDMUX_AUD4_RXD,
216 MX35_PAD_SCK4__AUDMUX_AUD4_TXC,
217};
218
219#define AC97_GPIO_TXFS (1 * 32 + 31)
220#define AC97_GPIO_TXD (1 * 32 + 28)
221#define AC97_GPIO_RESET (1 * 32 + 0)
222
223static void pcm043_ac97_warm_reset(struct snd_ac97 *ac97)
224{
225 struct pad_desc txfs_gpio = MX35_PAD_STXFS4__GPIO2_31;
226 struct pad_desc txfs = MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS;
227 int ret;
228
229 ret = gpio_request(AC97_GPIO_TXFS, "SSI");
230 if (ret) {
231 printk("failed to get GPIO_TXFS: %d\n", ret);
232 return;
233 }
234
235 mxc_iomux_v3_setup_pad(&txfs_gpio);
236
237 /* warm reset */
238 gpio_direction_output(AC97_GPIO_TXFS, 1);
239 udelay(2);
240 gpio_set_value(AC97_GPIO_TXFS, 0);
241
242 gpio_free(AC97_GPIO_TXFS);
243 mxc_iomux_v3_setup_pad(&txfs);
244}
245
246static void pcm043_ac97_cold_reset(struct snd_ac97 *ac97)
247{
248 struct pad_desc txfs_gpio = MX35_PAD_STXFS4__GPIO2_31;
249 struct pad_desc txfs = MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS;
250 struct pad_desc txd_gpio = MX35_PAD_STXD4__GPIO2_28;
251 struct pad_desc txd = MX35_PAD_STXD4__AUDMUX_AUD4_TXD;
252 struct pad_desc reset_gpio = MX35_PAD_SD2_CMD__GPIO2_0;
253 int ret;
254
255 ret = gpio_request(AC97_GPIO_TXFS, "SSI");
256 if (ret)
257 goto err1;
258
259 ret = gpio_request(AC97_GPIO_TXD, "SSI");
260 if (ret)
261 goto err2;
262
263 ret = gpio_request(AC97_GPIO_RESET, "SSI");
264 if (ret)
265 goto err3;
266
267 mxc_iomux_v3_setup_pad(&txfs_gpio);
268 mxc_iomux_v3_setup_pad(&txd_gpio);
269 mxc_iomux_v3_setup_pad(&reset_gpio);
270
271 gpio_direction_output(AC97_GPIO_TXFS, 0);
272 gpio_direction_output(AC97_GPIO_TXD, 0);
273
274 /* cold reset */
275 gpio_direction_output(AC97_GPIO_RESET, 0);
276 udelay(10);
277 gpio_direction_output(AC97_GPIO_RESET, 1);
278
279 mxc_iomux_v3_setup_pad(&txd);
280 mxc_iomux_v3_setup_pad(&txfs);
281
282 gpio_free(AC97_GPIO_RESET);
283err3:
284 gpio_free(AC97_GPIO_TXD);
285err2:
286 gpio_free(AC97_GPIO_TXFS);
287err1:
288 if (ret)
289 printk("%s failed with %d\n", __func__, ret);
290 mdelay(1);
291}
292
293static struct imx_ssi_platform_data pcm043_ssi_pdata = {
294 .ac97_reset = pcm043_ac97_cold_reset,
295 .ac97_warm_reset = pcm043_ac97_warm_reset,
296 .flags = IMX_SSI_USE_AC97,
Sascha Hauer54df5262009-02-06 15:42:26 +0100297};
298
Uwe Kleine-Könige2611ba2010-06-16 12:26:53 +0200299static const struct mxc_nand_platform_data
300pcm037_nand_board_info __initconst = {
Sascha Hauer4f43c2e2009-11-12 11:30:26 +0100301 .width = 1,
302 .hw_ecc = 1,
303};
304
Sascha Hauercb2dc112010-02-04 14:32:53 +0100305static struct mxc_usbh_platform_data otg_pdata = {
306 .portsc = MXC_EHCI_MODE_UTMI,
307 .flags = MXC_EHCI_INTERFACE_DIFF_UNI,
308};
309
310static struct mxc_usbh_platform_data usbh1_pdata = {
311 .portsc = MXC_EHCI_MODE_SERIAL,
312 .flags = MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY |
313 MXC_EHCI_IPPUE_DOWN,
314};
315
316static struct fsl_usb2_platform_data otg_device_pdata = {
317 .operating_mode = FSL_USB2_DR_DEVICE,
318 .phy_mode = FSL_USB2_PHY_UTMI,
319};
320
321static int otg_mode_host;
322
323static int __init pcm043_otg_mode(char *options)
324{
325 if (!strcmp(options, "host"))
326 otg_mode_host = 1;
327 else if (!strcmp(options, "device"))
328 otg_mode_host = 0;
329 else
330 pr_info("otg_mode neither \"host\" nor \"device\". "
331 "Defaulting to device\n");
332 return 0;
333}
334__setup("otg_mode=", pcm043_otg_mode);
335
Sascha Hauer54df5262009-02-06 15:42:26 +0100336/*
337 * Board specific initialization.
338 */
339static void __init mxc_board_init(void)
340{
341 mxc_iomux_v3_setup_multiple_pads(pcm043_pads, ARRAY_SIZE(pcm043_pads));
342
Sascha Hauerd2831d12010-02-09 11:04:36 +0100343 mxc_audmux_v2_configure_port(3,
344 MXC_AUDMUX_V2_PTCR_SYN | /* 4wire mode */
345 MXC_AUDMUX_V2_PTCR_TFSEL(0) |
346 MXC_AUDMUX_V2_PTCR_TFSDIR,
347 MXC_AUDMUX_V2_PDCR_RXDSEL(0));
348
349 mxc_audmux_v2_configure_port(0,
350 MXC_AUDMUX_V2_PTCR_SYN | /* 4wire mode */
351 MXC_AUDMUX_V2_PTCR_TCSEL(3) |
352 MXC_AUDMUX_V2_PTCR_TCLKDIR, /* clock is output */
353 MXC_AUDMUX_V2_PDCR_RXDSEL(3));
354
Sascha Hauer54df5262009-02-06 15:42:26 +0100355 platform_add_devices(devices, ARRAY_SIZE(devices));
356
Uwe Kleine-König6eafde52010-06-23 11:49:34 +0200357 imx35_add_imx_uart0(&uart_pdata);
Uwe Kleine-Könige2611ba2010-06-16 12:26:53 +0200358 imx35_add_mxc_nand(&pcm037_nand_board_info);
Sascha Hauerd2831d12010-02-09 11:04:36 +0100359 mxc_register_device(&imx_ssi_device0, &pcm043_ssi_pdata);
Sascha Hauer54df5262009-02-06 15:42:26 +0100360
Uwe Kleine-König6eafde52010-06-23 11:49:34 +0200361 imx35_add_imx_uart1(&uart_pdata);
Sascha Hauer54df5262009-02-06 15:42:26 +0100362
363#if defined CONFIG_I2C_IMX || defined CONFIG_I2C_IMX_MODULE
364 i2c_register_board_info(0, pcm043_i2c_devices,
365 ARRAY_SIZE(pcm043_i2c_devices));
366
Uwe Kleine-König7cdc8fa2010-06-16 19:25:34 +0200367 imx35_add_imx_i2c0(&pcm043_i2c0_data);
Sascha Hauer54df5262009-02-06 15:42:26 +0100368#endif
369
370 mxc_register_device(&mx3_ipu, &mx3_ipu_data);
371 mxc_register_device(&mx3_fb, &mx3fb_pdata);
Sascha Hauercb2dc112010-02-04 14:32:53 +0100372
373#if defined(CONFIG_USB_ULPI)
374 if (otg_mode_host) {
375 otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
376 USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
377
378 mxc_register_device(&mxc_otg_host, &otg_pdata);
379 }
380
381 mxc_register_device(&mxc_usbh1, &usbh1_pdata);
382#endif
383 if (!otg_mode_host)
384 mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
385
Sascha Hauer54df5262009-02-06 15:42:26 +0100386}
387
388static void __init pcm043_timer_init(void)
389{
390 mx35_clocks_init();
391}
392
393struct sys_timer pcm043_timer = {
394 .init = pcm043_timer_init,
395};
396
397MACHINE_START(PCM043, "Phytec Phycore pcm043")
398 /* Maintainer: Pengutronix */
Uwe Kleine-Königf568dd72009-12-09 11:57:21 +0100399 .phys_io = MX35_AIPS1_BASE_ADDR,
400 .io_pg_offst = ((MX35_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
Uwe Kleine-König34101232010-01-29 17:36:05 +0100401 .boot_params = MX3x_PHYS_OFFSET + 0x100,
Sascha Hauercd4a05f2009-04-02 22:32:10 +0200402 .map_io = mx35_map_io,
Sascha Hauerc5aa0ad2009-05-25 17:36:19 +0200403 .init_irq = mx35_init_irq,
Sascha Hauer54df5262009-02-06 15:42:26 +0100404 .init_machine = mxc_board_init,
405 .timer = &pcm043_timer,
406MACHINE_END
407