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1d0ea069 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
01215e35 EM |
2 | /* |
3 | * linux/arch/arm/mach-mmp/ttc_dkb.c | |
4 | * | |
5 | * Support for the Marvell PXA910-based TTC_DKB Development Platform. | |
01215e35 EM |
6 | */ |
7 | ||
8 | #include <linux/init.h> | |
9 | #include <linux/kernel.h> | |
10 | #include <linux/platform_device.h> | |
d6587c34 HZ |
11 | #include <linux/mtd/mtd.h> |
12 | #include <linux/mtd/partitions.h> | |
13 | #include <linux/mtd/onenand.h> | |
0bd86961 | 14 | #include <linux/interrupt.h> |
5877457a | 15 | #include <linux/platform_data/pca953x.h> |
e04eb14f | 16 | #include <linux/gpio.h> |
b8f649f1 | 17 | #include <linux/gpio-pxa.h> |
f4466946 | 18 | #include <linux/mfd/88pm860x.h> |
673eef98 | 19 | #include <linux/platform_data/mv_usb.h> |
74a014f4 ZZ |
20 | #include <linux/spi/spi.h> |
21 | #include <linux/delay.h> | |
01215e35 EM |
22 | |
23 | #include <asm/mach-types.h> | |
24 | #include <asm/mach/arch.h> | |
d6587c34 | 25 | #include <asm/mach/flash.h> |
b501fd7b AB |
26 | #include "addr-map.h" |
27 | #include "mfp-pxa910.h" | |
28 | #include "pxa910.h" | |
29 | #include "irqs.h" | |
30 | #include "regs-usb.h" | |
01215e35 EM |
31 | |
32 | #include "common.h" | |
33 | ||
1a8d5fab | 34 | #define TTCDKB_GPIO_EXT0(x) (MMP_NR_BUILTIN_GPIO + ((x < 0) ? 0 : \ |
e04eb14f | 35 | ((x < 16) ? x : 15))) |
1a8d5fab | 36 | #define TTCDKB_GPIO_EXT1(x) (MMP_NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \ |
e04eb14f HZ |
37 | ((x < 16) ? x : 15))) |
38 | ||
39 | /* | |
40 | * 16 board interrupts -- MAX7312 GPIO expander | |
41 | * 16 board interrupts -- PCA9575 GPIO expander | |
42 | * 24 board interrupts -- 88PM860x PMIC | |
43 | */ | |
8661fb92 | 44 | #define TTCDKB_NR_IRQS (MMP_NR_IRQS + 16 + 16 + 24) |
0bd86961 | 45 | |
01215e35 EM |
46 | static unsigned long ttc_dkb_pin_config[] __initdata = { |
47 | /* UART2 */ | |
48 | GPIO47_UART2_RXD, | |
49 | GPIO48_UART2_TXD, | |
d6587c34 HZ |
50 | |
51 | /* DFI */ | |
52 | DF_IO0_ND_IO0, | |
53 | DF_IO1_ND_IO1, | |
54 | DF_IO2_ND_IO2, | |
55 | DF_IO3_ND_IO3, | |
56 | DF_IO4_ND_IO4, | |
57 | DF_IO5_ND_IO5, | |
58 | DF_IO6_ND_IO6, | |
59 | DF_IO7_ND_IO7, | |
60 | DF_IO8_ND_IO8, | |
61 | DF_IO9_ND_IO9, | |
62 | DF_IO10_ND_IO10, | |
63 | DF_IO11_ND_IO11, | |
64 | DF_IO12_ND_IO12, | |
65 | DF_IO13_ND_IO13, | |
66 | DF_IO14_ND_IO14, | |
67 | DF_IO15_ND_IO15, | |
68 | DF_nCS0_SM_nCS2_nCS0, | |
69 | DF_ALE_SM_WEn_ND_ALE, | |
70 | DF_CLE_SM_OEn_ND_CLE, | |
71 | DF_WEn_DF_WEn, | |
72 | DF_REn_DF_REn, | |
73 | DF_RDY0_DF_RDY0, | |
74 | }; | |
75 | ||
b8f649f1 HZ |
76 | static struct pxa_gpio_platform_data pxa910_gpio_pdata = { |
77 | .irq_base = MMP_GPIO_TO_IRQ(0), | |
78 | }; | |
79 | ||
d6587c34 HZ |
80 | static struct mtd_partition ttc_dkb_onenand_partitions[] = { |
81 | { | |
82 | .name = "bootloader", | |
83 | .offset = 0, | |
84 | .size = SZ_1M, | |
85 | .mask_flags = MTD_WRITEABLE, | |
86 | }, { | |
87 | .name = "reserved", | |
88 | .offset = MTDPART_OFS_APPEND, | |
89 | .size = SZ_128K, | |
90 | .mask_flags = MTD_WRITEABLE, | |
91 | }, { | |
92 | .name = "reserved", | |
93 | .offset = MTDPART_OFS_APPEND, | |
94 | .size = SZ_8M, | |
95 | .mask_flags = MTD_WRITEABLE, | |
96 | }, { | |
97 | .name = "kernel", | |
98 | .offset = MTDPART_OFS_APPEND, | |
99 | .size = (SZ_2M + SZ_1M), | |
100 | .mask_flags = 0, | |
101 | }, { | |
102 | .name = "filesystem", | |
103 | .offset = MTDPART_OFS_APPEND, | |
3f8e2880 | 104 | .size = SZ_32M + SZ_16M, |
d6587c34 HZ |
105 | .mask_flags = 0, |
106 | } | |
107 | }; | |
108 | ||
d6223871 | 109 | static struct onenand_platform_data ttc_dkb_onenand_info = { |
d6587c34 HZ |
110 | .parts = ttc_dkb_onenand_partitions, |
111 | .nr_parts = ARRAY_SIZE(ttc_dkb_onenand_partitions), | |
112 | }; | |
113 | ||
114 | static struct resource ttc_dkb_resource_onenand[] = { | |
115 | [0] = { | |
116 | .start = SMC_CS0_PHYS_BASE, | |
117 | .end = SMC_CS0_PHYS_BASE + SZ_1M, | |
118 | .flags = IORESOURCE_MEM, | |
119 | }, | |
120 | }; | |
121 | ||
122 | static struct platform_device ttc_dkb_device_onenand = { | |
123 | .name = "onenand-flash", | |
124 | .id = -1, | |
125 | .resource = ttc_dkb_resource_onenand, | |
126 | .num_resources = ARRAY_SIZE(ttc_dkb_resource_onenand), | |
127 | .dev = { | |
128 | .platform_data = &ttc_dkb_onenand_info, | |
129 | }, | |
130 | }; | |
131 | ||
132 | static struct platform_device *ttc_dkb_devices[] = { | |
157d2644 | 133 | &pxa910_device_gpio, |
4128e275 | 134 | &pxa910_device_rtc, |
d6587c34 | 135 | &ttc_dkb_device_onenand, |
01215e35 EM |
136 | }; |
137 | ||
e04eb14f HZ |
138 | static struct pca953x_platform_data max7312_data[] = { |
139 | { | |
140 | .gpio_base = TTCDKB_GPIO_EXT0(0), | |
8661fb92 | 141 | .irq_base = MMP_NR_IRQS, |
e04eb14f HZ |
142 | }, |
143 | }; | |
144 | ||
f4466946 CX |
145 | static struct pm860x_platform_data ttc_dkb_pm8607_info = { |
146 | .irq_base = IRQ_BOARD_START, | |
147 | }; | |
148 | ||
e04eb14f | 149 | static struct i2c_board_info ttc_dkb_i2c_info[] = { |
f4466946 CX |
150 | { |
151 | .type = "88PM860x", | |
152 | .addr = 0x34, | |
153 | .platform_data = &ttc_dkb_pm8607_info, | |
154 | .irq = IRQ_PXA910_PMIC_INT, | |
155 | }, | |
e04eb14f HZ |
156 | { |
157 | .type = "max7312", | |
158 | .addr = 0x23, | |
1a8d5fab | 159 | .irq = MMP_GPIO_TO_IRQ(80), |
e04eb14f HZ |
160 | .platform_data = &max7312_data, |
161 | }, | |
162 | }; | |
163 | ||
35240808 AB |
164 | #if IS_ENABLED(CONFIG_USB_SUPPORT) |
165 | #if IS_ENABLED(CONFIG_USB_MV_UDC) || IS_ENABLED(CONFIG_USB_EHCI_MV_U2O) | |
673eef98 | 166 | |
673eef98 | 167 | static struct mv_usb_platform_data ttc_usb_pdata = { |
673eef98 NZ |
168 | .vbus = NULL, |
169 | .mode = MV_USB_MODE_OTG, | |
170 | .otg_force_a_bus_req = 1, | |
171 | .phy_init = pxa_usb_phy_init, | |
172 | .phy_deinit = pxa_usb_phy_deinit, | |
173 | .set_vbus = NULL, | |
174 | }; | |
175 | #endif | |
176 | #endif | |
177 | ||
349dfe6c | 178 | #if IS_ENABLED(CONFIG_MTD_NAND_MARVELL) |
7576594c | 179 | static struct pxa3xx_nand_platform_data dkb_nand_info = {}; |
0f74da3f LW |
180 | #endif |
181 | ||
35240808 | 182 | #if IS_ENABLED(CONFIG_MMP_DISP) |
74a014f4 ZZ |
183 | /* path config */ |
184 | #define CFG_IOPADMODE(iopad) (iopad) /* 0x0 ~ 0xd */ | |
185 | #define SCLK_SOURCE_SELECT(x) (x << 30) /* 0x0 ~ 0x3 */ | |
186 | /* link config */ | |
187 | #define CFG_DUMBMODE(mode) (mode << 28) /* 0x0 ~ 0x6*/ | |
74a014f4 ZZ |
188 | static struct mmp_mach_path_config dkb_disp_config[] = { |
189 | [0] = { | |
190 | .name = "mmp-parallel", | |
191 | .overlay_num = 2, | |
192 | .output_type = PATH_OUT_PARALLEL, | |
193 | .path_config = CFG_IOPADMODE(0x1) | |
194 | | SCLK_SOURCE_SELECT(0x1), | |
7ebdc78a | 195 | .link_config = CFG_DUMBMODE(0x2), |
74a014f4 ZZ |
196 | }, |
197 | }; | |
198 | ||
199 | static struct mmp_mach_plat_info dkb_disp_info = { | |
200 | .name = "mmp-disp", | |
201 | .clk_name = "disp0", | |
202 | .path_num = 1, | |
203 | .paths = dkb_disp_config, | |
204 | }; | |
205 | ||
206 | static struct mmp_buffer_driver_mach_info dkb_fb_info = { | |
207 | .name = "mmp-fb", | |
208 | .path_name = "mmp-parallel", | |
209 | .overlay_id = 0, | |
210 | .dmafetch_id = 1, | |
211 | .default_pixfmt = PIXFMT_RGB565, | |
212 | }; | |
213 | ||
214 | static void dkb_tpo_panel_power(int on) | |
215 | { | |
216 | int err; | |
217 | u32 spi_reset = mfp_to_gpio(MFP_PIN_GPIO106); | |
218 | ||
219 | if (on) { | |
220 | err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET"); | |
221 | if (err) { | |
222 | pr_err("failed to request GPIO for TPO LCD RESET\n"); | |
223 | return; | |
224 | } | |
225 | gpio_direction_output(spi_reset, 0); | |
226 | udelay(100); | |
227 | gpio_set_value(spi_reset, 1); | |
228 | gpio_free(spi_reset); | |
229 | } else { | |
230 | err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET"); | |
231 | if (err) { | |
232 | pr_err("failed to request LCD RESET gpio\n"); | |
233 | return; | |
234 | } | |
235 | gpio_set_value(spi_reset, 0); | |
236 | gpio_free(spi_reset); | |
237 | } | |
238 | } | |
239 | ||
240 | static struct mmp_mach_panel_info dkb_tpo_panel_info = { | |
241 | .name = "tpo-hvga", | |
242 | .plat_path_name = "mmp-parallel", | |
243 | .plat_set_onoff = dkb_tpo_panel_power, | |
244 | }; | |
245 | ||
246 | static struct spi_board_info spi_board_info[] __initdata = { | |
247 | { | |
248 | .modalias = "tpo-hvga", | |
249 | .platform_data = &dkb_tpo_panel_info, | |
250 | .bus_num = 5, | |
251 | } | |
252 | }; | |
253 | ||
254 | static void __init add_disp(void) | |
255 | { | |
256 | pxa_register_device(&pxa910_device_disp, | |
257 | &dkb_disp_info, sizeof(dkb_disp_info)); | |
258 | spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info)); | |
259 | pxa_register_device(&pxa910_device_fb, | |
260 | &dkb_fb_info, sizeof(dkb_fb_info)); | |
261 | pxa_register_device(&pxa910_device_panel, | |
262 | &dkb_tpo_panel_info, sizeof(dkb_tpo_panel_info)); | |
263 | } | |
264 | #endif | |
265 | ||
01215e35 EM |
266 | static void __init ttc_dkb_init(void) |
267 | { | |
268 | mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config)); | |
269 | ||
270 | /* on-chip devices */ | |
271 | pxa910_add_uart(1); | |
349dfe6c | 272 | #if IS_ENABLED(CONFIG_MTD_NAND_MARVELL) |
0f74da3f LW |
273 | pxa910_add_nand(&dkb_nand_info); |
274 | #endif | |
d6587c34 HZ |
275 | |
276 | /* off-chip devices */ | |
e04eb14f | 277 | pxa910_add_twsi(0, NULL, ARRAY_AND_SIZE(ttc_dkb_i2c_info)); |
b8f649f1 HZ |
278 | platform_device_add_data(&pxa910_device_gpio, &pxa910_gpio_pdata, |
279 | sizeof(struct pxa_gpio_platform_data)); | |
d6587c34 | 280 | platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices)); |
673eef98 | 281 | |
5d3e11c4 | 282 | #if IS_ENABLED(CONFIG_USB_SUPPORT) |
e47feed9 LR |
283 | #if IS_ENABLED(CONFIG_PHY_PXA_USB) |
284 | platform_device_register(&pxa168_device_usb_phy); | |
285 | #endif | |
286 | ||
35240808 | 287 | #if IS_ENABLED(CONFIG_USB_MV_UDC) |
673eef98 NZ |
288 | pxa168_device_u2o.dev.platform_data = &ttc_usb_pdata; |
289 | platform_device_register(&pxa168_device_u2o); | |
290 | #endif | |
291 | ||
35240808 | 292 | #if IS_ENABLED(CONFIG_USB_EHCI_MV_U2O) |
673eef98 NZ |
293 | pxa168_device_u2oehci.dev.platform_data = &ttc_usb_pdata; |
294 | platform_device_register(&pxa168_device_u2oehci); | |
295 | #endif | |
296 | ||
35240808 | 297 | #if IS_ENABLED(CONFIG_USB_MV_OTG) |
673eef98 NZ |
298 | pxa168_device_u2ootg.dev.platform_data = &ttc_usb_pdata; |
299 | platform_device_register(&pxa168_device_u2ootg); | |
300 | #endif | |
5d3e11c4 | 301 | #endif |
74a014f4 | 302 | |
35240808 | 303 | #if IS_ENABLED(CONFIG_MMP_DISP) |
74a014f4 ZZ |
304 | add_disp(); |
305 | #endif | |
01215e35 EM |
306 | } |
307 | ||
308 | MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform") | |
8022887c | 309 | .map_io = mmp_map_io, |
0bd86961 | 310 | .nr_irqs = TTCDKB_NR_IRQS, |
01215e35 | 311 | .init_irq = pxa910_init_irq, |
6bb27d73 | 312 | .init_time = pxa910_timer_init, |
01215e35 | 313 | .init_machine = ttc_dkb_init, |
9854a38e | 314 | .restart = mmp_restart, |
01215e35 | 315 | MACHINE_END |