1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
4 * Copyright (C) 2009 Marc Kleine-Budde, Pengutronix
5 * Copyright 2010 Creative Product Design
6 *
7 * Derived from mx35 3stack.
8 * Original author: Fabio Estevam <fabio.estevam@freescale.com>
9 */
10
11 #include <linux/types.h>
12 #include <linux/init.h>
13 #include <linux/platform_device.h>
14 #include <linux/mtd/physmap.h>
15 #include <linux/memory.h>
16 #include <linux/gpio.h>
17
18 #include <asm/mach-types.h>
19 #include <asm/mach/arch.h>
20 #include <asm/mach/time.h>
21
22 #include <linux/i2c.h>
23 #include <linux/mfd/mc13xxx.h>
24
25 #include "common.h"
26 #include "devices-imx35.h"
27 #include "ehci.h"
28 #include "hardware.h"
29 #include "iomux-mx35.h"
30
31 #define GPIO_LCDPWR IMX_GPIO_NR(1, 2)
32 #define GPIO_PMIC_INT IMX_GPIO_NR(2, 0)
33
34 #define GPIO_BUTTON1 IMX_GPIO_NR(1, 4)
35 #define GPIO_BUTTON2 IMX_GPIO_NR(1, 5)
36 #define GPIO_BUTTON3 IMX_GPIO_NR(1, 7)
37 #define GPIO_BUTTON4 IMX_GPIO_NR(1, 8)
38 #define GPIO_BUTTON5 IMX_GPIO_NR(1, 9)
39 #define GPIO_BUTTON6 IMX_GPIO_NR(1, 10)
40 #define GPIO_BUTTON7 IMX_GPIO_NR(1, 11)
41 #define GPIO_BUTTON8 IMX_GPIO_NR(1, 12)
42
43 static const struct fb_videomode fb_modedb[] = {
44 {
45 /* 800x480 @ 60 Hz */
46 .name = "PT0708048",
47 .refresh = 60,
48 .xres = 800,
49 .yres = 480,
50 .pixclock = KHZ2PICOS(33260),
51 .left_margin = 50,
52 .right_margin = 156,
53 .upper_margin = 10,
54 .lower_margin = 10,
55 .hsync_len = 1, /* note: DE only display */
56 .vsync_len = 1, /* note: DE only display */
57 .sync = FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
58 .vmode = FB_VMODE_NONINTERLACED,
59 .flag = 0,
60 }, {
61 /* 800x480 @ 60 Hz */
62 .name = "CTP-CLAA070LC0ACW",
63 .refresh = 60,
64 .xres = 800,
65 .yres = 480,
66 .pixclock = KHZ2PICOS(27000),
67 .left_margin = 50,
68 .right_margin = 50, /* whole line should have 900 clocks */
69 .upper_margin = 10,
70 .lower_margin = 10, /* whole frame should have 500 lines */
71 .hsync_len = 1, /* note: DE only display */
72 .vsync_len = 1, /* note: DE only display */
73 .sync = FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
74 .vmode = FB_VMODE_NONINTERLACED,
75 .flag = 0,
76 }
77 };
78
79 static struct mx3fb_platform_data mx3fb_pdata __initdata = {
80 .name = "PT0708048",
81 .mode = fb_modedb,
82 .num_modes = ARRAY_SIZE(fb_modedb),
83 };
84
85 static struct physmap_flash_data vpr200_flash_data = {
86 .width = 2,
87 };
88
89 static struct resource vpr200_flash_resource = {
90 .start = MX35_CS0_BASE_ADDR,
91 .end = MX35_CS0_BASE_ADDR + SZ_64M - 1,
92 .flags = IORESOURCE_MEM,
93 };
94
95 static struct platform_device vpr200_flash = {
96 .name = "physmap-flash",
97 .id = 0,
98 .dev = {
99 .platform_data = &vpr200_flash_data,
100 },
101 .resource = &vpr200_flash_resource,
102 .num_resources = 1,
103 };
104
105 static const struct mxc_nand_platform_data
106 vpr200_nand_board_info __initconst = {
107 .width = 1,
108 .hw_ecc = 1,
109 .flash_bbt = 1,
110 };
111
112 #define VPR_KEY_DEBOUNCE 500
113 static struct gpio_keys_button vpr200_gpio_keys_table[] = {
114 {KEY_F2, GPIO_BUTTON1, 1, "vpr-keys: F2", 0, VPR_KEY_DEBOUNCE},
115 {KEY_F3, GPIO_BUTTON2, 1, "vpr-keys: F3", 0, VPR_KEY_DEBOUNCE},
116 {KEY_F4, GPIO_BUTTON3, 1, "vpr-keys: F4", 0, VPR_KEY_DEBOUNCE},
117 {KEY_F5, GPIO_BUTTON4, 1, "vpr-keys: F5", 0, VPR_KEY_DEBOUNCE},
118 {KEY_F6, GPIO_BUTTON5, 1, "vpr-keys: F6", 0, VPR_KEY_DEBOUNCE},
119 {KEY_F7, GPIO_BUTTON6, 1, "vpr-keys: F7", 0, VPR_KEY_DEBOUNCE},
120 {KEY_F8, GPIO_BUTTON7, 1, "vpr-keys: F8", 1, VPR_KEY_DEBOUNCE},
121 {KEY_F9, GPIO_BUTTON8, 1, "vpr-keys: F9", 1, VPR_KEY_DEBOUNCE},
122 };
123
124 static const struct gpio_keys_platform_data
125 vpr200_gpio_keys_data __initconst = {
126 .buttons = vpr200_gpio_keys_table,
127 .nbuttons = ARRAY_SIZE(vpr200_gpio_keys_table),
128 };
129
130 static struct mc13xxx_platform_data vpr200_pmic = {
131 .flags = MC13XXX_USE_ADC | MC13XXX_USE_TOUCHSCREEN,
132 };
133
134 static const struct imxi2c_platform_data vpr200_i2c0_data __initconst = {
135 .bitrate = 50000,
136 };
137
138 static struct i2c_board_info vpr200_i2c_devices[] = {
139 {
140 I2C_BOARD_INFO("24c02", 0x50), /* E0=0, E1=0, E2=0 */
141 }, {
142 I2C_BOARD_INFO("mc13892", 0x08),
143 .platform_data = &vpr200_pmic,
144 /* irq number is run-time assigned */
145 }
146 };
147
148 static const iomux_v3_cfg_t vpr200_pads[] __initconst = {
149 /* UART1 */
150 MX35_PAD_TXD1__UART1_TXD_MUX,
151 MX35_PAD_RXD1__UART1_RXD_MUX,
152 /* UART3 */
153 MX35_PAD_ATA_DATA10__UART3_RXD_MUX,
154 MX35_PAD_ATA_DATA11__UART3_TXD_MUX,
155 /* FEC */
156 MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
157 MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
158 MX35_PAD_FEC_RX_DV__FEC_RX_DV,
159 MX35_PAD_FEC_COL__FEC_COL,
160 MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
161 MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
162 MX35_PAD_FEC_TX_EN__FEC_TX_EN,
163 MX35_PAD_FEC_MDC__FEC_MDC,
164 MX35_PAD_FEC_MDIO__FEC_MDIO,
165 MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
166 MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
167 MX35_PAD_FEC_CRS__FEC_CRS,
168 MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
169 MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
170 MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
171 MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
172 MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
173 MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
174 /* Display */
175 MX35_PAD_LD0__IPU_DISPB_DAT_0,
176 MX35_PAD_LD1__IPU_DISPB_DAT_1,
177 MX35_PAD_LD2__IPU_DISPB_DAT_2,
178 MX35_PAD_LD3__IPU_DISPB_DAT_3,
179 MX35_PAD_LD4__IPU_DISPB_DAT_4,
180 MX35_PAD_LD5__IPU_DISPB_DAT_5,
181 MX35_PAD_LD6__IPU_DISPB_DAT_6,
182 MX35_PAD_LD7__IPU_DISPB_DAT_7,
183 MX35_PAD_LD8__IPU_DISPB_DAT_8,
184 MX35_PAD_LD9__IPU_DISPB_DAT_9,
185 MX35_PAD_LD10__IPU_DISPB_DAT_10,
186 MX35_PAD_LD11__IPU_DISPB_DAT_11,
187 MX35_PAD_LD12__IPU_DISPB_DAT_12,
188 MX35_PAD_LD13__IPU_DISPB_DAT_13,
189 MX35_PAD_LD14__IPU_DISPB_DAT_14,
190 MX35_PAD_LD15__IPU_DISPB_DAT_15,
191 MX35_PAD_LD16__IPU_DISPB_DAT_16,
192 MX35_PAD_LD17__IPU_DISPB_DAT_17,
193 MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
194 MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
195 MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
196 /* LCD Enable */
197 MX35_PAD_D3_VSYNC__GPIO1_2,
198 /* USBOTG */
199 MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
200 MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
201 /* SDCARD */
202 MX35_PAD_SD1_CMD__ESDHC1_CMD,
203 MX35_PAD_SD1_CLK__ESDHC1_CLK,
204 MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
205 MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
206 MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
207 MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
208 /* PMIC */
209 MX35_PAD_GPIO2_0__GPIO2_0,
210 /* GPIO keys */
211 MX35_PAD_SCKR__GPIO1_4,
212 MX35_PAD_COMPARE__GPIO1_5,
213 MX35_PAD_SCKT__GPIO1_7,
214 MX35_PAD_FST__GPIO1_8,
215 MX35_PAD_HCKT__GPIO1_9,
216 MX35_PAD_TX5_RX0__GPIO1_10,
217 MX35_PAD_TX4_RX1__GPIO1_11,
218 MX35_PAD_TX3_RX2__GPIO1_12,
219 };
220
221 /* USB Device config */
222 static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
223 .operating_mode = FSL_USB2_DR_DEVICE,
224 .phy_mode = FSL_USB2_PHY_UTMI,
225 .workaround = FLS_USB2_WORKAROUND_ENGCM09152,
226 };
227
vpr200_usbh_init(struct platform_device * pdev)228 static int vpr200_usbh_init(struct platform_device *pdev)
229 {
230 return mx35_initialize_usb_hw(pdev->id,
231 MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY);
232 }
233
234 /* USB HOST config */
235 static const struct mxc_usbh_platform_data usb_host_pdata __initconst = {
236 .init = vpr200_usbh_init,
237 .portsc = MXC_EHCI_MODE_SERIAL,
238 };
239
240 static struct platform_device *devices[] __initdata = {
241 &vpr200_flash,
242 };
243
244 /*
245 * Board specific initialization.
246 */
vpr200_board_init(void)247 static void __init vpr200_board_init(void)
248 {
249 imx35_soc_init();
250
251 mxc_iomux_v3_setup_multiple_pads(vpr200_pads, ARRAY_SIZE(vpr200_pads));
252
253 imx35_add_fec(NULL);
254 imx35_add_imx2_wdt();
255
256 imx35_add_imx_uart0(NULL);
257 imx35_add_imx_uart2(NULL);
258
259 imx35_add_ipu_core();
260 imx35_add_mx3_sdc_fb(&mx3fb_pdata);
261
262 imx35_add_fsl_usb2_udc(&otg_device_pdata);
263 imx35_add_mxc_ehci_hs(&usb_host_pdata);
264
265 imx35_add_mxc_nand(&vpr200_nand_board_info);
266 imx35_add_sdhci_esdhc_imx(0, NULL);
267 }
268
vpr200_late_init(void)269 static void __init vpr200_late_init(void)
270 {
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 vpr200_i2c_devices[1].irq = gpio_to_irq(GPIO_PMIC_INT);
286 i2c_register_board_info(0, vpr200_i2c_devices,
287 ARRAY_SIZE(vpr200_i2c_devices));
288
289 imx35_add_imx_i2c0(&vpr200_i2c0_data);
290 }
291
vpr200_timer_init(void)292 static void __init vpr200_timer_init(void)
293 {
294 mx35_clocks_init();
295 }
296
297 MACHINE_START(VPR200, "VPR200")
298 /* Maintainer: Creative Product Design */
299 .map_io = mx35_map_io,
300 .init_early = imx35_init_early,
301 .init_irq = mx35_init_irq,
302 .init_time = vpr200_timer_init,
303 .init_machine = vpr200_board_init,
304 .init_late = vpr200_late_init,
305 .restart = mxc_restart,
306 MACHINE_END
307