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 <mach/hardware.h>
 32#include <mach/common.h>
 33#include <mach/iomux-mx35.h>
 34#include <mach/irqs.h>
 35
 36#include <linux/i2c.h>
 37#include <linux/i2c/at24.h>
 38#include <linux/mfd/mc13xxx.h>
 39
 40#include "devices-imx35.h"
 41
 42#define GPIO_LCDPWR	IMX_GPIO_NR(1, 2)
 43#define GPIO_PMIC_INT	IMX_GPIO_NR(2, 0)
 44
 45#define GPIO_BUTTON1	IMX_GPIO_NR(1, 4)
 46#define GPIO_BUTTON2	IMX_GPIO_NR(1, 5)
 47#define GPIO_BUTTON3	IMX_GPIO_NR(1, 7)
 48#define GPIO_BUTTON4	IMX_GPIO_NR(1, 8)
 49#define GPIO_BUTTON5	IMX_GPIO_NR(1, 9)
 50#define GPIO_BUTTON6	IMX_GPIO_NR(1, 10)
 51#define GPIO_BUTTON7	IMX_GPIO_NR(1, 11)
 52#define GPIO_BUTTON8	IMX_GPIO_NR(1, 12)
 53
 54static const struct fb_videomode fb_modedb[] = {
 55	{
 56		/* 800x480 @ 60 Hz */
 57		.name		= "PT0708048",
 58		.refresh	= 60,
 59		.xres		= 800,
 60		.yres		= 480,
 61		.pixclock	= KHZ2PICOS(33260),
 62		.left_margin	= 50,
 63		.right_margin	= 156,
 64		.upper_margin	= 10,
 65		.lower_margin	= 10,
 66		.hsync_len	= 1,	/* note: DE only display */
 67		.vsync_len	= 1,	/* note: DE only display */
 68		.sync		= FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
 69		.vmode		= FB_VMODE_NONINTERLACED,
 70		.flag		= 0,
 71	}, {
 72		/* 800x480 @ 60 Hz */
 73		.name		= "CTP-CLAA070LC0ACW",
 74		.refresh	= 60,
 75		.xres		= 800,
 76		.yres		= 480,
 77		.pixclock	= KHZ2PICOS(27000),
 78		.left_margin	= 50,
 79		.right_margin	= 50,	/* whole line should have 900 clocks */
 80		.upper_margin	= 10,
 81		.lower_margin	= 10,	/* whole frame should have 500 lines */
 82		.hsync_len	= 1,	/* note: DE only display */
 83		.vsync_len	= 1,	/* note: DE only display */
 84		.sync		= FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
 85		.vmode		= FB_VMODE_NONINTERLACED,
 86		.flag		= 0,
 87	}
 88};
 89
 90static const struct ipu_platform_data mx3_ipu_data __initconst = {
 91	.irq_base = MXC_IPU_IRQ_START,
 92};
 93
 94static struct mx3fb_platform_data mx3fb_pdata __initdata = {
 95	.name		= "PT0708048",
 96	.mode		= fb_modedb,
 97	.num_modes	= ARRAY_SIZE(fb_modedb),
 98};
 99
100static struct physmap_flash_data vpr200_flash_data = {
101	.width  = 2,
102};
103
104static struct resource vpr200_flash_resource = {
105	.start	= MX35_CS0_BASE_ADDR,
106	.end	= MX35_CS0_BASE_ADDR + SZ_64M - 1,
107	.flags	= IORESOURCE_MEM,
108};
109
110static struct platform_device vpr200_flash = {
111	.name	= "physmap-flash",
112	.id	= 0,
113	.dev	= {
114		.platform_data  = &vpr200_flash_data,
115	},
116	.resource = &vpr200_flash_resource,
117	.num_resources = 1,
118};
119
120static const struct mxc_nand_platform_data
121		vpr200_nand_board_info __initconst = {
122	.width = 1,
123	.hw_ecc = 1,
124	.flash_bbt = 1,
125};
126
127#define VPR_KEY_DEBOUNCE	500
128static struct gpio_keys_button vpr200_gpio_keys_table[] = {
129	{KEY_F2, GPIO_BUTTON1, 1, "vpr-keys: F2", 0, VPR_KEY_DEBOUNCE},
130	{KEY_F3, GPIO_BUTTON2, 1, "vpr-keys: F3", 0, VPR_KEY_DEBOUNCE},
131	{KEY_F4, GPIO_BUTTON3, 1, "vpr-keys: F4", 0, VPR_KEY_DEBOUNCE},
132	{KEY_F5, GPIO_BUTTON4, 1, "vpr-keys: F5", 0, VPR_KEY_DEBOUNCE},
133	{KEY_F6, GPIO_BUTTON5, 1, "vpr-keys: F6", 0, VPR_KEY_DEBOUNCE},
134	{KEY_F7, GPIO_BUTTON6, 1, "vpr-keys: F7", 0, VPR_KEY_DEBOUNCE},
135	{KEY_F8, GPIO_BUTTON7, 1, "vpr-keys: F8", 1, VPR_KEY_DEBOUNCE},
136	{KEY_F9, GPIO_BUTTON8, 1, "vpr-keys: F9", 1, VPR_KEY_DEBOUNCE},
137};
138
139static const struct gpio_keys_platform_data
140		vpr200_gpio_keys_data __initconst = {
141	.buttons = vpr200_gpio_keys_table,
142	.nbuttons = ARRAY_SIZE(vpr200_gpio_keys_table),
143};
144
145static struct mc13xxx_platform_data vpr200_pmic = {
146	.flags = MC13XXX_USE_ADC | MC13XXX_USE_TOUCHSCREEN,
147};
148
149static const struct imxi2c_platform_data vpr200_i2c0_data __initconst = {
150	.bitrate = 50000,
151};
152
153static struct at24_platform_data vpr200_eeprom = {
154	.byte_len = 2048 / 8,
155	.page_size = 1,
156};
157
158static struct i2c_board_info vpr200_i2c_devices[] = {
159	{
160		I2C_BOARD_INFO("at24", 0x50), /* E0=0, E1=0, E2=0 */
161		.platform_data = &vpr200_eeprom,
162	}, {
163		I2C_BOARD_INFO("mc13892", 0x08),
164		.platform_data = &vpr200_pmic,
165		.irq = gpio_to_irq(GPIO_PMIC_INT),
166	}
167};
168
169static iomux_v3_cfg_t vpr200_pads[] = {
170	/* UART1 */
171	MX35_PAD_TXD1__UART1_TXD_MUX,
172	MX35_PAD_RXD1__UART1_RXD_MUX,
173	/* UART3 */
174	MX35_PAD_ATA_DATA10__UART3_RXD_MUX,
175	MX35_PAD_ATA_DATA11__UART3_TXD_MUX,
176	/* FEC */
177	MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
178	MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
179	MX35_PAD_FEC_RX_DV__FEC_RX_DV,
180	MX35_PAD_FEC_COL__FEC_COL,
181	MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
182	MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
183	MX35_PAD_FEC_TX_EN__FEC_TX_EN,
184	MX35_PAD_FEC_MDC__FEC_MDC,
185	MX35_PAD_FEC_MDIO__FEC_MDIO,
186	MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
187	MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
188	MX35_PAD_FEC_CRS__FEC_CRS,
189	MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
190	MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
191	MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
192	MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
193	MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
194	MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
195	/* Display */
196	MX35_PAD_LD0__IPU_DISPB_DAT_0,
197	MX35_PAD_LD1__IPU_DISPB_DAT_1,
198	MX35_PAD_LD2__IPU_DISPB_DAT_2,
199	MX35_PAD_LD3__IPU_DISPB_DAT_3,
200	MX35_PAD_LD4__IPU_DISPB_DAT_4,
201	MX35_PAD_LD5__IPU_DISPB_DAT_5,
202	MX35_PAD_LD6__IPU_DISPB_DAT_6,
203	MX35_PAD_LD7__IPU_DISPB_DAT_7,
204	MX35_PAD_LD8__IPU_DISPB_DAT_8,
205	MX35_PAD_LD9__IPU_DISPB_DAT_9,
206	MX35_PAD_LD10__IPU_DISPB_DAT_10,
207	MX35_PAD_LD11__IPU_DISPB_DAT_11,
208	MX35_PAD_LD12__IPU_DISPB_DAT_12,
209	MX35_PAD_LD13__IPU_DISPB_DAT_13,
210	MX35_PAD_LD14__IPU_DISPB_DAT_14,
211	MX35_PAD_LD15__IPU_DISPB_DAT_15,
212	MX35_PAD_LD16__IPU_DISPB_DAT_16,
213	MX35_PAD_LD17__IPU_DISPB_DAT_17,
214	MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
215	MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
216	MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
217	/* LCD Enable */
218	MX35_PAD_D3_VSYNC__GPIO1_2,
219	/* USBOTG */
220	MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
221	MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
222	/* SDCARD */
223	MX35_PAD_SD1_CMD__ESDHC1_CMD,
224	MX35_PAD_SD1_CLK__ESDHC1_CLK,
225	MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
226	MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
227	MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
228	MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
229	/* PMIC */
230	MX35_PAD_GPIO2_0__GPIO2_0,
231	/* GPIO keys */
232	MX35_PAD_SCKR__GPIO1_4,
233	MX35_PAD_COMPARE__GPIO1_5,
234	MX35_PAD_SCKT__GPIO1_7,
235	MX35_PAD_FST__GPIO1_8,
236	MX35_PAD_HCKT__GPIO1_9,
237	MX35_PAD_TX5_RX0__GPIO1_10,
238	MX35_PAD_TX4_RX1__GPIO1_11,
239	MX35_PAD_TX3_RX2__GPIO1_12,
240};
241
242/* USB Device config */
243static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
244	.operating_mode	= FSL_USB2_DR_DEVICE,
245	.phy_mode	= FSL_USB2_PHY_UTMI,
246	.workaround	= FLS_USB2_WORKAROUND_ENGCM09152,
247};
248
249static int vpr200_usbh_init(struct platform_device *pdev)
250{
251	return mx35_initialize_usb_hw(pdev->id,
252			MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY);
253}
254
255/* USB HOST config */
256static const struct mxc_usbh_platform_data usb_host_pdata __initconst = {
257	.init = vpr200_usbh_init,
258	.portsc = MXC_EHCI_MODE_SERIAL,
259};
260
261static struct platform_device *devices[] __initdata = {
262	&vpr200_flash,
263};
264
265/*
266 * Board specific initialization.
267 */
268static void __init vpr200_board_init(void)
269{
270	imx35_soc_init();
271
272	mxc_iomux_v3_setup_multiple_pads(vpr200_pads, ARRAY_SIZE(vpr200_pads));
273
274	imx35_add_fec(NULL);
275	imx35_add_imx2_wdt(NULL);
276	imx_add_gpio_keys(&vpr200_gpio_keys_data);
277
278	platform_add_devices(devices, ARRAY_SIZE(devices));
279
280	if (0 != gpio_request(GPIO_LCDPWR, "LCDPWR"))
281		printk(KERN_WARNING "vpr200: Couldn't get LCDPWR gpio\n");
282	else
283		gpio_direction_output(GPIO_LCDPWR, 0);
284
285	if (0 != gpio_request(GPIO_PMIC_INT, "PMIC_INT"))
286		printk(KERN_WARNING "vpr200: Couldn't get PMIC_INT gpio\n");
287	else
288		gpio_direction_input(GPIO_PMIC_INT);
289
290	imx35_add_imx_uart0(NULL);
291	imx35_add_imx_uart2(NULL);
292
293	imx35_add_ipu_core(&mx3_ipu_data);
294	imx35_add_mx3_sdc_fb(&mx3fb_pdata);
295
296	imx35_add_fsl_usb2_udc(&otg_device_pdata);
297	imx35_add_mxc_ehci_hs(&usb_host_pdata);
298
299	imx35_add_mxc_nand(&vpr200_nand_board_info);
300	imx35_add_sdhci_esdhc_imx(0, NULL);
301
302	i2c_register_board_info(0, vpr200_i2c_devices,
303			ARRAY_SIZE(vpr200_i2c_devices));
304
305	imx35_add_imx_i2c0(&vpr200_i2c0_data);
306}
307
308static void __init vpr200_timer_init(void)
309{
310	mx35_clocks_init();
311}
312
313struct sys_timer vpr200_timer = {
314	.init	= vpr200_timer_init,
315};
316
317MACHINE_START(VPR200, "VPR200")
318	/* Maintainer: Creative Product Design */
319	.map_io = mx35_map_io,
320	.init_early = imx35_init_early,
321	.init_irq = mx35_init_irq,
322	.timer = &vpr200_timer,
323	.init_machine = vpr200_board_init,
324MACHINE_END