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 "hardware.h"
 38#include "iomux-mx35.h"
 39
 40#define GPIO_LCDPWR	IMX_GPIO_NR(1, 2)
 41#define GPIO_PMIC_INT	IMX_GPIO_NR(2, 0)
 42
 43#define GPIO_BUTTON1	IMX_GPIO_NR(1, 4)
 44#define GPIO_BUTTON2	IMX_GPIO_NR(1, 5)
 45#define GPIO_BUTTON3	IMX_GPIO_NR(1, 7)
 46#define GPIO_BUTTON4	IMX_GPIO_NR(1, 8)
 47#define GPIO_BUTTON5	IMX_GPIO_NR(1, 9)
 48#define GPIO_BUTTON6	IMX_GPIO_NR(1, 10)
 49#define GPIO_BUTTON7	IMX_GPIO_NR(1, 11)
 50#define GPIO_BUTTON8	IMX_GPIO_NR(1, 12)
 51
 52static const struct fb_videomode fb_modedb[] = {
 53	{
 54		/* 800x480 @ 60 Hz */
 55		.name		= "PT0708048",
 56		.refresh	= 60,
 57		.xres		= 800,
 58		.yres		= 480,
 59		.pixclock	= KHZ2PICOS(33260),
 60		.left_margin	= 50,
 61		.right_margin	= 156,
 62		.upper_margin	= 10,
 63		.lower_margin	= 10,
 64		.hsync_len	= 1,	/* note: DE only display */
 65		.vsync_len	= 1,	/* note: DE only display */
 66		.sync		= FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
 67		.vmode		= FB_VMODE_NONINTERLACED,
 68		.flag		= 0,
 69	}, {
 70		/* 800x480 @ 60 Hz */
 71		.name		= "CTP-CLAA070LC0ACW",
 72		.refresh	= 60,
 73		.xres		= 800,
 74		.yres		= 480,
 75		.pixclock	= KHZ2PICOS(27000),
 76		.left_margin	= 50,
 77		.right_margin	= 50,	/* whole line should have 900 clocks */
 78		.upper_margin	= 10,
 79		.lower_margin	= 10,	/* whole frame should have 500 lines */
 80		.hsync_len	= 1,	/* note: DE only display */
 81		.vsync_len	= 1,	/* note: DE only display */
 82		.sync		= FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
 83		.vmode		= FB_VMODE_NONINTERLACED,
 84		.flag		= 0,
 85	}
 86};
 87
 88static struct mx3fb_platform_data mx3fb_pdata __initdata = {
 89	.name		= "PT0708048",
 90	.mode		= fb_modedb,
 91	.num_modes	= ARRAY_SIZE(fb_modedb),
 92};
 93
 94static struct physmap_flash_data vpr200_flash_data = {
 95	.width  = 2,
 96};
 97
 98static struct resource vpr200_flash_resource = {
 99	.start	= MX35_CS0_BASE_ADDR,
100	.end	= MX35_CS0_BASE_ADDR + SZ_64M - 1,
101	.flags	= IORESOURCE_MEM,
102};
103
104static struct platform_device vpr200_flash = {
105	.name	= "physmap-flash",
106	.id	= 0,
107	.dev	= {
108		.platform_data  = &vpr200_flash_data,
109	},
110	.resource = &vpr200_flash_resource,
111	.num_resources = 1,
112};
113
114static const struct mxc_nand_platform_data
115		vpr200_nand_board_info __initconst = {
116	.width = 1,
117	.hw_ecc = 1,
118	.flash_bbt = 1,
119};
120
121#define VPR_KEY_DEBOUNCE	500
122static struct gpio_keys_button vpr200_gpio_keys_table[] = {
123	{KEY_F2, GPIO_BUTTON1, 1, "vpr-keys: F2", 0, VPR_KEY_DEBOUNCE},
124	{KEY_F3, GPIO_BUTTON2, 1, "vpr-keys: F3", 0, VPR_KEY_DEBOUNCE},
125	{KEY_F4, GPIO_BUTTON3, 1, "vpr-keys: F4", 0, VPR_KEY_DEBOUNCE},
126	{KEY_F5, GPIO_BUTTON4, 1, "vpr-keys: F5", 0, VPR_KEY_DEBOUNCE},
127	{KEY_F6, GPIO_BUTTON5, 1, "vpr-keys: F6", 0, VPR_KEY_DEBOUNCE},
128	{KEY_F7, GPIO_BUTTON6, 1, "vpr-keys: F7", 0, VPR_KEY_DEBOUNCE},
129	{KEY_F8, GPIO_BUTTON7, 1, "vpr-keys: F8", 1, VPR_KEY_DEBOUNCE},
130	{KEY_F9, GPIO_BUTTON8, 1, "vpr-keys: F9", 1, VPR_KEY_DEBOUNCE},
131};
132
133static const struct gpio_keys_platform_data
134		vpr200_gpio_keys_data __initconst = {
135	.buttons = vpr200_gpio_keys_table,
136	.nbuttons = ARRAY_SIZE(vpr200_gpio_keys_table),
137};
138
139static struct mc13xxx_platform_data vpr200_pmic = {
140	.flags = MC13XXX_USE_ADC | MC13XXX_USE_TOUCHSCREEN,
141};
142
143static const struct imxi2c_platform_data vpr200_i2c0_data __initconst = {
144	.bitrate = 50000,
145};
146
147static struct at24_platform_data vpr200_eeprom = {
148	.byte_len = 2048 / 8,
149	.page_size = 1,
150};
151
152static struct i2c_board_info vpr200_i2c_devices[] = {
153	{
154		I2C_BOARD_INFO("at24", 0x50), /* E0=0, E1=0, E2=0 */
155		.platform_data = &vpr200_eeprom,
156	}, {
157		I2C_BOARD_INFO("mc13892", 0x08),
158		.platform_data = &vpr200_pmic,
159		/* irq number is run-time assigned */
160	}
161};
162
163static iomux_v3_cfg_t vpr200_pads[] = {
164	/* UART1 */
165	MX35_PAD_TXD1__UART1_TXD_MUX,
166	MX35_PAD_RXD1__UART1_RXD_MUX,
167	/* UART3 */
168	MX35_PAD_ATA_DATA10__UART3_RXD_MUX,
169	MX35_PAD_ATA_DATA11__UART3_TXD_MUX,
170	/* FEC */
171	MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
172	MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
173	MX35_PAD_FEC_RX_DV__FEC_RX_DV,
174	MX35_PAD_FEC_COL__FEC_COL,
175	MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
176	MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
177	MX35_PAD_FEC_TX_EN__FEC_TX_EN,
178	MX35_PAD_FEC_MDC__FEC_MDC,
179	MX35_PAD_FEC_MDIO__FEC_MDIO,
180	MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
181	MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
182	MX35_PAD_FEC_CRS__FEC_CRS,
183	MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
184	MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
185	MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
186	MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
187	MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
188	MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
189	/* Display */
190	MX35_PAD_LD0__IPU_DISPB_DAT_0,
191	MX35_PAD_LD1__IPU_DISPB_DAT_1,
192	MX35_PAD_LD2__IPU_DISPB_DAT_2,
193	MX35_PAD_LD3__IPU_DISPB_DAT_3,
194	MX35_PAD_LD4__IPU_DISPB_DAT_4,
195	MX35_PAD_LD5__IPU_DISPB_DAT_5,
196	MX35_PAD_LD6__IPU_DISPB_DAT_6,
197	MX35_PAD_LD7__IPU_DISPB_DAT_7,
198	MX35_PAD_LD8__IPU_DISPB_DAT_8,
199	MX35_PAD_LD9__IPU_DISPB_DAT_9,
200	MX35_PAD_LD10__IPU_DISPB_DAT_10,
201	MX35_PAD_LD11__IPU_DISPB_DAT_11,
202	MX35_PAD_LD12__IPU_DISPB_DAT_12,
203	MX35_PAD_LD13__IPU_DISPB_DAT_13,
204	MX35_PAD_LD14__IPU_DISPB_DAT_14,
205	MX35_PAD_LD15__IPU_DISPB_DAT_15,
206	MX35_PAD_LD16__IPU_DISPB_DAT_16,
207	MX35_PAD_LD17__IPU_DISPB_DAT_17,
208	MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
209	MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
210	MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
211	/* LCD Enable */
212	MX35_PAD_D3_VSYNC__GPIO1_2,
213	/* USBOTG */
214	MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
215	MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
216	/* SDCARD */
217	MX35_PAD_SD1_CMD__ESDHC1_CMD,
218	MX35_PAD_SD1_CLK__ESDHC1_CLK,
219	MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
220	MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
221	MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
222	MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
223	/* PMIC */
224	MX35_PAD_GPIO2_0__GPIO2_0,
225	/* GPIO keys */
226	MX35_PAD_SCKR__GPIO1_4,
227	MX35_PAD_COMPARE__GPIO1_5,
228	MX35_PAD_SCKT__GPIO1_7,
229	MX35_PAD_FST__GPIO1_8,
230	MX35_PAD_HCKT__GPIO1_9,
231	MX35_PAD_TX5_RX0__GPIO1_10,
232	MX35_PAD_TX4_RX1__GPIO1_11,
233	MX35_PAD_TX3_RX2__GPIO1_12,
234};
235
236/* USB Device config */
237static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
238	.operating_mode	= FSL_USB2_DR_DEVICE,
239	.phy_mode	= FSL_USB2_PHY_UTMI,
240	.workaround	= FLS_USB2_WORKAROUND_ENGCM09152,
241};
242
243static int vpr200_usbh_init(struct platform_device *pdev)
244{
245	return mx35_initialize_usb_hw(pdev->id,
246			MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY);
247}
248
249/* USB HOST config */
250static const struct mxc_usbh_platform_data usb_host_pdata __initconst = {
251	.init = vpr200_usbh_init,
252	.portsc = MXC_EHCI_MODE_SERIAL,
253};
254
255static struct platform_device *devices[] __initdata = {
256	&vpr200_flash,
257};
258
259/*
260 * Board specific initialization.
261 */
262static void __init vpr200_board_init(void)
263{
264	imx35_soc_init();
265
266	mxc_iomux_v3_setup_multiple_pads(vpr200_pads, ARRAY_SIZE(vpr200_pads));
267
268	imx35_add_fec(NULL);
269	imx35_add_imx2_wdt();
270	imx_add_gpio_keys(&vpr200_gpio_keys_data);
271
272	platform_add_devices(devices, ARRAY_SIZE(devices));
273
274	if (0 != gpio_request(GPIO_LCDPWR, "LCDPWR"))
275		printk(KERN_WARNING "vpr200: Couldn't get LCDPWR gpio\n");
276	else
277		gpio_direction_output(GPIO_LCDPWR, 0);
278
279	if (0 != gpio_request(GPIO_PMIC_INT, "PMIC_INT"))
280		printk(KERN_WARNING "vpr200: Couldn't get PMIC_INT gpio\n");
281	else
282		gpio_direction_input(GPIO_PMIC_INT);
283
284	imx35_add_imx_uart0(NULL);
285	imx35_add_imx_uart2(NULL);
286
287	imx35_add_ipu_core();
288	imx35_add_mx3_sdc_fb(&mx3fb_pdata);
289
290	imx35_add_fsl_usb2_udc(&otg_device_pdata);
291	imx35_add_mxc_ehci_hs(&usb_host_pdata);
292
293	imx35_add_mxc_nand(&vpr200_nand_board_info);
294	imx35_add_sdhci_esdhc_imx(0, NULL);
295
296	vpr200_i2c_devices[1].irq = gpio_to_irq(GPIO_PMIC_INT);
297	i2c_register_board_info(0, vpr200_i2c_devices,
298			ARRAY_SIZE(vpr200_i2c_devices));
299
300	imx35_add_imx_i2c0(&vpr200_i2c0_data);
301}
302
303static void __init vpr200_timer_init(void)
304{
305	mx35_clocks_init();
306}
307
308MACHINE_START(VPR200, "VPR200")
309	/* Maintainer: Creative Product Design */
310	.map_io = mx35_map_io,
311	.init_early = imx35_init_early,
312	.init_irq = mx35_init_irq,
313	.handle_irq = imx35_handle_irq,
314	.init_time = vpr200_timer_init,
315	.init_machine = vpr200_board_init,
316	.restart	= mxc_restart,
317MACHINE_END