1/*
2 * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
3 * Copyright (C) 2009 Marc Kleine-Budde, Pengutronix
4 * Copyright 2010 Creative Product Design
5 *
6 * Derived from mx35 3stack.
7 * Original author: Fabio Estevam <fabio.estevam@freescale.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 * GNU General Public License for more details.
18 */
19
20#include <linux/types.h>
21#include <linux/init.h>
22#include <linux/platform_device.h>
23#include <linux/mtd/physmap.h>
24#include <linux/memory.h>
25#include <linux/gpio.h>
26
27#include <asm/mach-types.h>
28#include <asm/mach/arch.h>
29#include <asm/mach/time.h>
30
31#include <linux/i2c.h>
32#include <linux/platform_data/at24.h>
33#include <linux/mfd/mc13xxx.h>
34
35#include "common.h"
36#include "devices-imx35.h"
37#include "ehci.h"
38#include "hardware.h"
39#include "iomux-mx35.h"
40
41#define GPIO_LCDPWR	IMX_GPIO_NR(1, 2)
42#define GPIO_PMIC_INT	IMX_GPIO_NR(2, 0)
43
44#define GPIO_BUTTON1	IMX_GPIO_NR(1, 4)
45#define GPIO_BUTTON2	IMX_GPIO_NR(1, 5)
46#define GPIO_BUTTON3	IMX_GPIO_NR(1, 7)
47#define GPIO_BUTTON4	IMX_GPIO_NR(1, 8)
48#define GPIO_BUTTON5	IMX_GPIO_NR(1, 9)
49#define GPIO_BUTTON6	IMX_GPIO_NR(1, 10)
50#define GPIO_BUTTON7	IMX_GPIO_NR(1, 11)
51#define GPIO_BUTTON8	IMX_GPIO_NR(1, 12)
52
53static const struct fb_videomode fb_modedb[] = {
54	{
55		/* 800x480 @ 60 Hz */
56		.name		= "PT0708048",
57		.refresh	= 60,
58		.xres		= 800,
59		.yres		= 480,
60		.pixclock	= KHZ2PICOS(33260),
61		.left_margin	= 50,
62		.right_margin	= 156,
63		.upper_margin	= 10,
64		.lower_margin	= 10,
65		.hsync_len	= 1,	/* note: DE only display */
66		.vsync_len	= 1,	/* note: DE only display */
67		.sync		= FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
68		.vmode		= FB_VMODE_NONINTERLACED,
69		.flag		= 0,
70	}, {
71		/* 800x480 @ 60 Hz */
72		.name		= "CTP-CLAA070LC0ACW",
73		.refresh	= 60,
74		.xres		= 800,
75		.yres		= 480,
76		.pixclock	= KHZ2PICOS(27000),
77		.left_margin	= 50,
78		.right_margin	= 50,	/* whole line should have 900 clocks */
79		.upper_margin	= 10,
80		.lower_margin	= 10,	/* whole frame should have 500 lines */
81		.hsync_len	= 1,	/* note: DE only display */
82		.vsync_len	= 1,	/* note: DE only display */
83		.sync		= FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
84		.vmode		= FB_VMODE_NONINTERLACED,
85		.flag		= 0,
86	}
87};
88
89static struct mx3fb_platform_data mx3fb_pdata __initdata = {
90	.name		= "PT0708048",
91	.mode		= fb_modedb,
92	.num_modes	= ARRAY_SIZE(fb_modedb),
93};
94
95static struct physmap_flash_data vpr200_flash_data = {
96	.width  = 2,
97};
98
99static struct resource vpr200_flash_resource = {
100	.start	= MX35_CS0_BASE_ADDR,
101	.end	= MX35_CS0_BASE_ADDR + SZ_64M - 1,
102	.flags	= IORESOURCE_MEM,
103};
104
105static struct platform_device vpr200_flash = {
106	.name	= "physmap-flash",
107	.id	= 0,
108	.dev	= {
109		.platform_data  = &vpr200_flash_data,
110	},
111	.resource = &vpr200_flash_resource,
112	.num_resources = 1,
113};
114
115static const struct mxc_nand_platform_data
116		vpr200_nand_board_info __initconst = {
117	.width = 1,
118	.hw_ecc = 1,
119	.flash_bbt = 1,
120};
121
122#define VPR_KEY_DEBOUNCE	500
123static struct gpio_keys_button vpr200_gpio_keys_table[] = {
124	{KEY_F2, GPIO_BUTTON1, 1, "vpr-keys: F2", 0, VPR_KEY_DEBOUNCE},
125	{KEY_F3, GPIO_BUTTON2, 1, "vpr-keys: F3", 0, VPR_KEY_DEBOUNCE},
126	{KEY_F4, GPIO_BUTTON3, 1, "vpr-keys: F4", 0, VPR_KEY_DEBOUNCE},
127	{KEY_F5, GPIO_BUTTON4, 1, "vpr-keys: F5", 0, VPR_KEY_DEBOUNCE},
128	{KEY_F6, GPIO_BUTTON5, 1, "vpr-keys: F6", 0, VPR_KEY_DEBOUNCE},
129	{KEY_F7, GPIO_BUTTON6, 1, "vpr-keys: F7", 0, VPR_KEY_DEBOUNCE},
130	{KEY_F8, GPIO_BUTTON7, 1, "vpr-keys: F8", 1, VPR_KEY_DEBOUNCE},
131	{KEY_F9, GPIO_BUTTON8, 1, "vpr-keys: F9", 1, VPR_KEY_DEBOUNCE},
132};
133
134static const struct gpio_keys_platform_data
135		vpr200_gpio_keys_data __initconst = {
136	.buttons = vpr200_gpio_keys_table,
137	.nbuttons = ARRAY_SIZE(vpr200_gpio_keys_table),
138};
139
140static struct mc13xxx_platform_data vpr200_pmic = {
141	.flags = MC13XXX_USE_ADC | MC13XXX_USE_TOUCHSCREEN,
142};
143
144static const struct imxi2c_platform_data vpr200_i2c0_data __initconst = {
145	.bitrate = 50000,
146};
147
148static struct at24_platform_data vpr200_eeprom = {
149	.byte_len = 2048 / 8,
150	.page_size = 1,
151};
152
153static struct i2c_board_info vpr200_i2c_devices[] = {
154	{
155		I2C_BOARD_INFO("at24", 0x50), /* E0=0, E1=0, E2=0 */
156		.platform_data = &vpr200_eeprom,
157	}, {
158		I2C_BOARD_INFO("mc13892", 0x08),
159		.platform_data = &vpr200_pmic,
160		/* irq number is run-time assigned */
161	}
162};
163
164static const iomux_v3_cfg_t vpr200_pads[] __initconst = {
165	/* UART1 */
166	MX35_PAD_TXD1__UART1_TXD_MUX,
167	MX35_PAD_RXD1__UART1_RXD_MUX,
168	/* UART3 */
169	MX35_PAD_ATA_DATA10__UART3_RXD_MUX,
170	MX35_PAD_ATA_DATA11__UART3_TXD_MUX,
171	/* FEC */
172	MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
173	MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
174	MX35_PAD_FEC_RX_DV__FEC_RX_DV,
175	MX35_PAD_FEC_COL__FEC_COL,
176	MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
177	MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
178	MX35_PAD_FEC_TX_EN__FEC_TX_EN,
179	MX35_PAD_FEC_MDC__FEC_MDC,
180	MX35_PAD_FEC_MDIO__FEC_MDIO,
181	MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
182	MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
183	MX35_PAD_FEC_CRS__FEC_CRS,
184	MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
185	MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
186	MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
187	MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
188	MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
189	MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
190	/* Display */
191	MX35_PAD_LD0__IPU_DISPB_DAT_0,
192	MX35_PAD_LD1__IPU_DISPB_DAT_1,
193	MX35_PAD_LD2__IPU_DISPB_DAT_2,
194	MX35_PAD_LD3__IPU_DISPB_DAT_3,
195	MX35_PAD_LD4__IPU_DISPB_DAT_4,
196	MX35_PAD_LD5__IPU_DISPB_DAT_5,
197	MX35_PAD_LD6__IPU_DISPB_DAT_6,
198	MX35_PAD_LD7__IPU_DISPB_DAT_7,
199	MX35_PAD_LD8__IPU_DISPB_DAT_8,
200	MX35_PAD_LD9__IPU_DISPB_DAT_9,
201	MX35_PAD_LD10__IPU_DISPB_DAT_10,
202	MX35_PAD_LD11__IPU_DISPB_DAT_11,
203	MX35_PAD_LD12__IPU_DISPB_DAT_12,
204	MX35_PAD_LD13__IPU_DISPB_DAT_13,
205	MX35_PAD_LD14__IPU_DISPB_DAT_14,
206	MX35_PAD_LD15__IPU_DISPB_DAT_15,
207	MX35_PAD_LD16__IPU_DISPB_DAT_16,
208	MX35_PAD_LD17__IPU_DISPB_DAT_17,
209	MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
210	MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
211	MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
212	/* LCD Enable */
213	MX35_PAD_D3_VSYNC__GPIO1_2,
214	/* USBOTG */
215	MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
216	MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
217	/* SDCARD */
218	MX35_PAD_SD1_CMD__ESDHC1_CMD,
219	MX35_PAD_SD1_CLK__ESDHC1_CLK,
220	MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
221	MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
222	MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
223	MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
224	/* PMIC */
225	MX35_PAD_GPIO2_0__GPIO2_0,
226	/* GPIO keys */
227	MX35_PAD_SCKR__GPIO1_4,
228	MX35_PAD_COMPARE__GPIO1_5,
229	MX35_PAD_SCKT__GPIO1_7,
230	MX35_PAD_FST__GPIO1_8,
231	MX35_PAD_HCKT__GPIO1_9,
232	MX35_PAD_TX5_RX0__GPIO1_10,
233	MX35_PAD_TX4_RX1__GPIO1_11,
234	MX35_PAD_TX3_RX2__GPIO1_12,
235};
236
237/* USB Device config */
238static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
239	.operating_mode	= FSL_USB2_DR_DEVICE,
240	.phy_mode	= FSL_USB2_PHY_UTMI,
241	.workaround	= FLS_USB2_WORKAROUND_ENGCM09152,
242};
243
244static int vpr200_usbh_init(struct platform_device *pdev)
245{
246	return mx35_initialize_usb_hw(pdev->id,
247			MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY);
248}
249
250/* USB HOST config */
251static const struct mxc_usbh_platform_data usb_host_pdata __initconst = {
252	.init = vpr200_usbh_init,
253	.portsc = MXC_EHCI_MODE_SERIAL,
254};
255
256static struct platform_device *devices[] __initdata = {
257	&vpr200_flash,
258};
259
260/*
261 * Board specific initialization.
262 */
263static void __init vpr200_board_init(void)
264{
265	imx35_soc_init();
266
267	mxc_iomux_v3_setup_multiple_pads(vpr200_pads, ARRAY_SIZE(vpr200_pads));
268
269	imx35_add_fec(NULL);
270	imx35_add_imx2_wdt();
271	imx_add_gpio_keys(&vpr200_gpio_keys_data);
272
273	platform_add_devices(devices, ARRAY_SIZE(devices));
274
275	if (0 != gpio_request(GPIO_LCDPWR, "LCDPWR"))
276		printk(KERN_WARNING "vpr200: Couldn't get LCDPWR gpio\n");
277	else
278		gpio_direction_output(GPIO_LCDPWR, 0);
279
280	if (0 != gpio_request(GPIO_PMIC_INT, "PMIC_INT"))
281		printk(KERN_WARNING "vpr200: Couldn't get PMIC_INT gpio\n");
282	else
283		gpio_direction_input(GPIO_PMIC_INT);
284
285	imx35_add_imx_uart0(NULL);
286	imx35_add_imx_uart2(NULL);
287
288	imx35_add_ipu_core();
289	imx35_add_mx3_sdc_fb(&mx3fb_pdata);
290
291	imx35_add_fsl_usb2_udc(&otg_device_pdata);
292	imx35_add_mxc_ehci_hs(&usb_host_pdata);
293
294	imx35_add_mxc_nand(&vpr200_nand_board_info);
295	imx35_add_sdhci_esdhc_imx(0, NULL);
296
297	vpr200_i2c_devices[1].irq = gpio_to_irq(GPIO_PMIC_INT);
298	i2c_register_board_info(0, vpr200_i2c_devices,
299			ARRAY_SIZE(vpr200_i2c_devices));
300
301	imx35_add_imx_i2c0(&vpr200_i2c0_data);
302}
303
304static void __init vpr200_timer_init(void)
305{
306	mx35_clocks_init();
307}
308
309MACHINE_START(VPR200, "VPR200")
310	/* Maintainer: Creative Product Design */
311	.map_io = mx35_map_io,
312	.init_early = imx35_init_early,
313	.init_irq = mx35_init_irq,
314	.init_time = vpr200_timer_init,
315	.init_machine = vpr200_board_init,
316	.restart	= mxc_restart,
317MACHINE_END
318