ARM: dts: Add dts file for S3C6410-based Mini6410 board
[deliverable/linux.git] / arch / arm / mach-mmp / ttc_dkb.c
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1/*
2 * linux/arch/arm/mach-mmp/ttc_dkb.c
3 *
4 * Support for the Marvell PXA910-based TTC_DKB Development Platform.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * publishhed by the Free Software Foundation.
9 */
10
11#include <linux/init.h>
12#include <linux/kernel.h>
13#include <linux/platform_device.h>
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14#include <linux/mtd/mtd.h>
15#include <linux/mtd/partitions.h>
16#include <linux/mtd/onenand.h>
0bd86961 17#include <linux/interrupt.h>
5877457a 18#include <linux/platform_data/pca953x.h>
e04eb14f 19#include <linux/gpio.h>
b8f649f1 20#include <linux/gpio-pxa.h>
f4466946 21#include <linux/mfd/88pm860x.h>
673eef98 22#include <linux/platform_data/mv_usb.h>
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23#include <linux/spi/spi.h>
24#include <linux/delay.h>
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25
26#include <asm/mach-types.h>
27#include <asm/mach/arch.h>
d6587c34 28#include <asm/mach/flash.h>
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29#include <mach/addr-map.h>
30#include <mach/mfp-pxa910.h>
31#include <mach/pxa910.h>
1a8d5fab 32#include <mach/irqs.h>
673eef98 33#include <mach/regs-usb.h>
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34
35#include "common.h"
36
1a8d5fab 37#define TTCDKB_GPIO_EXT0(x) (MMP_NR_BUILTIN_GPIO + ((x < 0) ? 0 : \
e04eb14f 38 ((x < 16) ? x : 15)))
1a8d5fab 39#define TTCDKB_GPIO_EXT1(x) (MMP_NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \
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40 ((x < 16) ? x : 15)))
41
42/*
43 * 16 board interrupts -- MAX7312 GPIO expander
44 * 16 board interrupts -- PCA9575 GPIO expander
45 * 24 board interrupts -- 88PM860x PMIC
46 */
8661fb92 47#define TTCDKB_NR_IRQS (MMP_NR_IRQS + 16 + 16 + 24)
0bd86961 48
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49static unsigned long ttc_dkb_pin_config[] __initdata = {
50 /* UART2 */
51 GPIO47_UART2_RXD,
52 GPIO48_UART2_TXD,
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53
54 /* DFI */
55 DF_IO0_ND_IO0,
56 DF_IO1_ND_IO1,
57 DF_IO2_ND_IO2,
58 DF_IO3_ND_IO3,
59 DF_IO4_ND_IO4,
60 DF_IO5_ND_IO5,
61 DF_IO6_ND_IO6,
62 DF_IO7_ND_IO7,
63 DF_IO8_ND_IO8,
64 DF_IO9_ND_IO9,
65 DF_IO10_ND_IO10,
66 DF_IO11_ND_IO11,
67 DF_IO12_ND_IO12,
68 DF_IO13_ND_IO13,
69 DF_IO14_ND_IO14,
70 DF_IO15_ND_IO15,
71 DF_nCS0_SM_nCS2_nCS0,
72 DF_ALE_SM_WEn_ND_ALE,
73 DF_CLE_SM_OEn_ND_CLE,
74 DF_WEn_DF_WEn,
75 DF_REn_DF_REn,
76 DF_RDY0_DF_RDY0,
77};
78
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79static struct pxa_gpio_platform_data pxa910_gpio_pdata = {
80 .irq_base = MMP_GPIO_TO_IRQ(0),
81};
82
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83static struct mtd_partition ttc_dkb_onenand_partitions[] = {
84 {
85 .name = "bootloader",
86 .offset = 0,
87 .size = SZ_1M,
88 .mask_flags = MTD_WRITEABLE,
89 }, {
90 .name = "reserved",
91 .offset = MTDPART_OFS_APPEND,
92 .size = SZ_128K,
93 .mask_flags = MTD_WRITEABLE,
94 }, {
95 .name = "reserved",
96 .offset = MTDPART_OFS_APPEND,
97 .size = SZ_8M,
98 .mask_flags = MTD_WRITEABLE,
99 }, {
100 .name = "kernel",
101 .offset = MTDPART_OFS_APPEND,
102 .size = (SZ_2M + SZ_1M),
103 .mask_flags = 0,
104 }, {
105 .name = "filesystem",
106 .offset = MTDPART_OFS_APPEND,
3f8e2880 107 .size = SZ_32M + SZ_16M,
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108 .mask_flags = 0,
109 }
110};
111
d6223871 112static struct onenand_platform_data ttc_dkb_onenand_info = {
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113 .parts = ttc_dkb_onenand_partitions,
114 .nr_parts = ARRAY_SIZE(ttc_dkb_onenand_partitions),
115};
116
117static struct resource ttc_dkb_resource_onenand[] = {
118 [0] = {
119 .start = SMC_CS0_PHYS_BASE,
120 .end = SMC_CS0_PHYS_BASE + SZ_1M,
121 .flags = IORESOURCE_MEM,
122 },
123};
124
125static struct platform_device ttc_dkb_device_onenand = {
126 .name = "onenand-flash",
127 .id = -1,
128 .resource = ttc_dkb_resource_onenand,
129 .num_resources = ARRAY_SIZE(ttc_dkb_resource_onenand),
130 .dev = {
131 .platform_data = &ttc_dkb_onenand_info,
132 },
133};
134
135static struct platform_device *ttc_dkb_devices[] = {
157d2644 136 &pxa910_device_gpio,
4128e275 137 &pxa910_device_rtc,
d6587c34 138 &ttc_dkb_device_onenand,
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139};
140
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141static struct pca953x_platform_data max7312_data[] = {
142 {
143 .gpio_base = TTCDKB_GPIO_EXT0(0),
8661fb92 144 .irq_base = MMP_NR_IRQS,
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145 },
146};
147
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148static struct pm860x_platform_data ttc_dkb_pm8607_info = {
149 .irq_base = IRQ_BOARD_START,
150};
151
e04eb14f 152static struct i2c_board_info ttc_dkb_i2c_info[] = {
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153 {
154 .type = "88PM860x",
155 .addr = 0x34,
156 .platform_data = &ttc_dkb_pm8607_info,
157 .irq = IRQ_PXA910_PMIC_INT,
158 },
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159 {
160 .type = "max7312",
161 .addr = 0x23,
1a8d5fab 162 .irq = MMP_GPIO_TO_IRQ(80),
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163 .platform_data = &max7312_data,
164 },
165};
166
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167#ifdef CONFIG_USB_SUPPORT
168#if defined(CONFIG_USB_MV_UDC) || defined(CONFIG_USB_EHCI_MV_U2O)
169
673eef98 170static struct mv_usb_platform_data ttc_usb_pdata = {
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171 .vbus = NULL,
172 .mode = MV_USB_MODE_OTG,
173 .otg_force_a_bus_req = 1,
174 .phy_init = pxa_usb_phy_init,
175 .phy_deinit = pxa_usb_phy_deinit,
176 .set_vbus = NULL,
177};
178#endif
179#endif
180
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181#ifdef CONFIG_MTD_NAND_PXA3xx
182static struct pxa3xx_nand_platform_data dkb_nand_info = {
183 .enable_arbiter = 1,
184 .num_cs = 1,
185};
186#endif
187
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188#ifdef CONFIG_MMP_DISP
189/* path config */
190#define CFG_IOPADMODE(iopad) (iopad) /* 0x0 ~ 0xd */
191#define SCLK_SOURCE_SELECT(x) (x << 30) /* 0x0 ~ 0x3 */
192/* link config */
193#define CFG_DUMBMODE(mode) (mode << 28) /* 0x0 ~ 0x6*/
194#define CFG_GRA_SWAPRB(x) (x << 0) /* 1: rbswap enabled */
195static struct mmp_mach_path_config dkb_disp_config[] = {
196 [0] = {
197 .name = "mmp-parallel",
198 .overlay_num = 2,
199 .output_type = PATH_OUT_PARALLEL,
200 .path_config = CFG_IOPADMODE(0x1)
201 | SCLK_SOURCE_SELECT(0x1),
202 .link_config = CFG_DUMBMODE(0x2)
203 | CFG_GRA_SWAPRB(0x1),
204 },
205};
206
207static struct mmp_mach_plat_info dkb_disp_info = {
208 .name = "mmp-disp",
209 .clk_name = "disp0",
210 .path_num = 1,
211 .paths = dkb_disp_config,
212};
213
214static struct mmp_buffer_driver_mach_info dkb_fb_info = {
215 .name = "mmp-fb",
216 .path_name = "mmp-parallel",
217 .overlay_id = 0,
218 .dmafetch_id = 1,
219 .default_pixfmt = PIXFMT_RGB565,
220};
221
222static void dkb_tpo_panel_power(int on)
223{
224 int err;
225 u32 spi_reset = mfp_to_gpio(MFP_PIN_GPIO106);
226
227 if (on) {
228 err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
229 if (err) {
230 pr_err("failed to request GPIO for TPO LCD RESET\n");
231 return;
232 }
233 gpio_direction_output(spi_reset, 0);
234 udelay(100);
235 gpio_set_value(spi_reset, 1);
236 gpio_free(spi_reset);
237 } else {
238 err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
239 if (err) {
240 pr_err("failed to request LCD RESET gpio\n");
241 return;
242 }
243 gpio_set_value(spi_reset, 0);
244 gpio_free(spi_reset);
245 }
246}
247
248static struct mmp_mach_panel_info dkb_tpo_panel_info = {
249 .name = "tpo-hvga",
250 .plat_path_name = "mmp-parallel",
251 .plat_set_onoff = dkb_tpo_panel_power,
252};
253
254static struct spi_board_info spi_board_info[] __initdata = {
255 {
256 .modalias = "tpo-hvga",
257 .platform_data = &dkb_tpo_panel_info,
258 .bus_num = 5,
259 }
260};
261
262static void __init add_disp(void)
263{
264 pxa_register_device(&pxa910_device_disp,
265 &dkb_disp_info, sizeof(dkb_disp_info));
266 spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
267 pxa_register_device(&pxa910_device_fb,
268 &dkb_fb_info, sizeof(dkb_fb_info));
269 pxa_register_device(&pxa910_device_panel,
270 &dkb_tpo_panel_info, sizeof(dkb_tpo_panel_info));
271}
272#endif
273
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274static void __init ttc_dkb_init(void)
275{
276 mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config));
277
278 /* on-chip devices */
279 pxa910_add_uart(1);
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280#ifdef CONFIG_MTD_NAND_PXA3xx
281 pxa910_add_nand(&dkb_nand_info);
282#endif
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283
284 /* off-chip devices */
e04eb14f 285 pxa910_add_twsi(0, NULL, ARRAY_AND_SIZE(ttc_dkb_i2c_info));
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286 platform_device_add_data(&pxa910_device_gpio, &pxa910_gpio_pdata,
287 sizeof(struct pxa_gpio_platform_data));
d6587c34 288 platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices));
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289
290#ifdef CONFIG_USB_MV_UDC
291 pxa168_device_u2o.dev.platform_data = &ttc_usb_pdata;
292 platform_device_register(&pxa168_device_u2o);
293#endif
294
295#ifdef CONFIG_USB_EHCI_MV_U2O
296 pxa168_device_u2oehci.dev.platform_data = &ttc_usb_pdata;
297 platform_device_register(&pxa168_device_u2oehci);
298#endif
299
300#ifdef CONFIG_USB_MV_OTG
301 pxa168_device_u2ootg.dev.platform_data = &ttc_usb_pdata;
302 platform_device_register(&pxa168_device_u2ootg);
303#endif
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304
305#ifdef CONFIG_MMP_DISP
306 add_disp();
307#endif
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308}
309
310MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")
8022887c 311 .map_io = mmp_map_io,
0bd86961 312 .nr_irqs = TTCDKB_NR_IRQS,
01215e35 313 .init_irq = pxa910_init_irq,
6bb27d73 314 .init_time = pxa910_timer_init,
01215e35 315 .init_machine = ttc_dkb_init,
9854a38e 316 .restart = mmp_restart,
01215e35 317MACHINE_END
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