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TOMOYO Linux Cross Reference
Linux/arch/arm/mach-s3c/devs.c

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  1 // SPDX-License-Identifier: GPL-2.0
  2 //
  3 // Copyright (c) 2011 Samsung Electronics Co., Ltd.
  4 //              http://www.samsung.com
  5 //
  6 // Base Samsung platform device definitions
  7 
  8 #include <linux/gpio.h>
  9 #include <linux/kernel.h>
 10 #include <linux/types.h>
 11 #include <linux/interrupt.h>
 12 #include <linux/list.h>
 13 #include <linux/timer.h>
 14 #include <linux/init.h>
 15 #include <linux/serial_core.h>
 16 #include <linux/serial_s3c.h>
 17 #include <linux/platform_device.h>
 18 #include <linux/io.h>
 19 #include <linux/slab.h>
 20 #include <linux/string.h>
 21 #include <linux/dma-mapping.h>
 22 #include <linux/fb.h>
 23 #include <linux/gfp.h>
 24 #include <linux/mmc/host.h>
 25 #include <linux/ioport.h>
 26 #include <linux/sizes.h>
 27 #include <linux/platform_data/s3c-hsotg.h>
 28 
 29 #include <asm/irq.h>
 30 #include <asm/mach/arch.h>
 31 #include <asm/mach/map.h>
 32 #include <asm/mach/irq.h>
 33 
 34 #include "irqs.h"
 35 #include "map.h"
 36 #include "gpio-samsung.h"
 37 #include "gpio-cfg.h"
 38 
 39 #include "cpu.h"
 40 #include "devs.h"
 41 #include "fb.h"
 42 #include <linux/platform_data/i2c-s3c2410.h>
 43 #include "keypad.h"
 44 #include "pwm-core.h"
 45 #include "sdhci.h"
 46 #include "usb-phy.h"
 47 #include <linux/platform_data/asoc-s3c.h>
 48 #include <linux/platform_data/spi-s3c64xx.h>
 49 
 50 #define samsung_device_dma_mask (*((u64[]) { DMA_BIT_MASK(32) }))
 51 
 52 /* FB */
 53 
 54 #ifdef CONFIG_S3C_DEV_FB
 55 static struct resource s3c_fb_resource[] = {
 56         [0] = DEFINE_RES_MEM(S3C_PA_FB, SZ_16K),
 57         [1] = DEFINE_RES_IRQ(IRQ_LCD_VSYNC),
 58         [2] = DEFINE_RES_IRQ(IRQ_LCD_FIFO),
 59         [3] = DEFINE_RES_IRQ(IRQ_LCD_SYSTEM),
 60 };
 61 
 62 struct platform_device s3c_device_fb = {
 63         .name           = "s3c-fb",
 64         .id             = -1,
 65         .num_resources  = ARRAY_SIZE(s3c_fb_resource),
 66         .resource       = s3c_fb_resource,
 67         .dev            = {
 68                 .dma_mask               = &samsung_device_dma_mask,
 69                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 70         },
 71 };
 72 
 73 void __init s3c_fb_set_platdata(struct s3c_fb_platdata *pd)
 74 {
 75         s3c_set_platdata(pd, sizeof(struct s3c_fb_platdata),
 76                          &s3c_device_fb);
 77 }
 78 #endif /* CONFIG_S3C_DEV_FB */
 79 
 80 /* HSMMC */
 81 
 82 #ifdef CONFIG_S3C_DEV_HSMMC
 83 static struct resource s3c_hsmmc_resource[] = {
 84         [0] = DEFINE_RES_MEM(S3C_PA_HSMMC0, SZ_4K),
 85         [1] = DEFINE_RES_IRQ(IRQ_HSMMC0),
 86 };
 87 
 88 struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata = {
 89         .max_width      = 4,
 90         .host_caps      = (MMC_CAP_4_BIT_DATA |
 91                            MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
 92 };
 93 
 94 struct platform_device s3c_device_hsmmc0 = {
 95         .name           = "s3c-sdhci",
 96         .id             = 0,
 97         .num_resources  = ARRAY_SIZE(s3c_hsmmc_resource),
 98         .resource       = s3c_hsmmc_resource,
 99         .dev            = {
100                 .dma_mask               = &samsung_device_dma_mask,
101                 .coherent_dma_mask      = DMA_BIT_MASK(32),
102                 .platform_data          = &s3c_hsmmc0_def_platdata,
103         },
104 };
105 
106 void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd)
107 {
108         s3c_sdhci_set_platdata(pd, &s3c_hsmmc0_def_platdata);
109 }
110 #endif /* CONFIG_S3C_DEV_HSMMC */
111 
112 #ifdef CONFIG_S3C_DEV_HSMMC1
113 static struct resource s3c_hsmmc1_resource[] = {
114         [0] = DEFINE_RES_MEM(S3C_PA_HSMMC1, SZ_4K),
115         [1] = DEFINE_RES_IRQ(IRQ_HSMMC1),
116 };
117 
118 struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata = {
119         .max_width      = 4,
120         .host_caps      = (MMC_CAP_4_BIT_DATA |
121                            MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
122 };
123 
124 struct platform_device s3c_device_hsmmc1 = {
125         .name           = "s3c-sdhci",
126         .id             = 1,
127         .num_resources  = ARRAY_SIZE(s3c_hsmmc1_resource),
128         .resource       = s3c_hsmmc1_resource,
129         .dev            = {
130                 .dma_mask               = &samsung_device_dma_mask,
131                 .coherent_dma_mask      = DMA_BIT_MASK(32),
132                 .platform_data          = &s3c_hsmmc1_def_platdata,
133         },
134 };
135 
136 void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd)
137 {
138         s3c_sdhci_set_platdata(pd, &s3c_hsmmc1_def_platdata);
139 }
140 #endif /* CONFIG_S3C_DEV_HSMMC1 */
141 
142 /* HSMMC2 */
143 
144 #ifdef CONFIG_S3C_DEV_HSMMC2
145 static struct resource s3c_hsmmc2_resource[] = {
146         [0] = DEFINE_RES_MEM(S3C_PA_HSMMC2, SZ_4K),
147         [1] = DEFINE_RES_IRQ(IRQ_HSMMC2),
148 };
149 
150 struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata = {
151         .max_width      = 4,
152         .host_caps      = (MMC_CAP_4_BIT_DATA |
153                            MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
154 };
155 
156 struct platform_device s3c_device_hsmmc2 = {
157         .name           = "s3c-sdhci",
158         .id             = 2,
159         .num_resources  = ARRAY_SIZE(s3c_hsmmc2_resource),
160         .resource       = s3c_hsmmc2_resource,
161         .dev            = {
162                 .dma_mask               = &samsung_device_dma_mask,
163                 .coherent_dma_mask      = DMA_BIT_MASK(32),
164                 .platform_data          = &s3c_hsmmc2_def_platdata,
165         },
166 };
167 
168 void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd)
169 {
170         s3c_sdhci_set_platdata(pd, &s3c_hsmmc2_def_platdata);
171 }
172 #endif /* CONFIG_S3C_DEV_HSMMC2 */
173 
174 #ifdef CONFIG_S3C_DEV_HSMMC3
175 static struct resource s3c_hsmmc3_resource[] = {
176         [0] = DEFINE_RES_MEM(S3C_PA_HSMMC3, SZ_4K),
177         [1] = DEFINE_RES_IRQ(IRQ_HSMMC3),
178 };
179 
180 struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata = {
181         .max_width      = 4,
182         .host_caps      = (MMC_CAP_4_BIT_DATA |
183                            MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
184 };
185 
186 struct platform_device s3c_device_hsmmc3 = {
187         .name           = "s3c-sdhci",
188         .id             = 3,
189         .num_resources  = ARRAY_SIZE(s3c_hsmmc3_resource),
190         .resource       = s3c_hsmmc3_resource,
191         .dev            = {
192                 .dma_mask               = &samsung_device_dma_mask,
193                 .coherent_dma_mask      = DMA_BIT_MASK(32),
194                 .platform_data          = &s3c_hsmmc3_def_platdata,
195         },
196 };
197 
198 void s3c_sdhci3_set_platdata(struct s3c_sdhci_platdata *pd)
199 {
200         s3c_sdhci_set_platdata(pd, &s3c_hsmmc3_def_platdata);
201 }
202 #endif /* CONFIG_S3C_DEV_HSMMC3 */
203 
204 /* I2C */
205 
206 static struct resource s3c_i2c0_resource[] = {
207         [0] = DEFINE_RES_MEM(S3C_PA_IIC, SZ_4K),
208         [1] = DEFINE_RES_IRQ(IRQ_IIC),
209 };
210 
211 struct platform_device s3c_device_i2c0 = {
212         .name           = "s3c2410-i2c",
213         .id             = 0,
214         .num_resources  = ARRAY_SIZE(s3c_i2c0_resource),
215         .resource       = s3c_i2c0_resource,
216 };
217 
218 struct s3c2410_platform_i2c default_i2c_data __initdata = {
219         .flags          = 0,
220         .slave_addr     = 0x10,
221         .frequency      = 100*1000,
222         .sda_delay      = 100,
223 };
224 
225 void __init s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *pd)
226 {
227         struct s3c2410_platform_i2c *npd;
228 
229         if (!pd) {
230                 pd = &default_i2c_data;
231                 pd->bus_num = 0;
232         }
233 
234         npd = s3c_set_platdata(pd, sizeof(*npd), &s3c_device_i2c0);
235 
236         if (!npd->cfg_gpio)
237                 npd->cfg_gpio = s3c_i2c0_cfg_gpio;
238 }
239 
240 #ifdef CONFIG_S3C_DEV_I2C1
241 static struct resource s3c_i2c1_resource[] = {
242         [0] = DEFINE_RES_MEM(S3C_PA_IIC1, SZ_4K),
243         [1] = DEFINE_RES_IRQ(IRQ_IIC1),
244 };
245 
246 struct platform_device s3c_device_i2c1 = {
247         .name           = "s3c2410-i2c",
248         .id             = 1,
249         .num_resources  = ARRAY_SIZE(s3c_i2c1_resource),
250         .resource       = s3c_i2c1_resource,
251 };
252 
253 void __init s3c_i2c1_set_platdata(struct s3c2410_platform_i2c *pd)
254 {
255         struct s3c2410_platform_i2c *npd;
256 
257         if (!pd) {
258                 pd = &default_i2c_data;
259                 pd->bus_num = 1;
260         }
261 
262         npd = s3c_set_platdata(pd, sizeof(*npd), &s3c_device_i2c1);
263 
264         if (!npd->cfg_gpio)
265                 npd->cfg_gpio = s3c_i2c1_cfg_gpio;
266 }
267 #endif /* CONFIG_S3C_DEV_I2C1 */
268 
269 /* KEYPAD */
270 
271 #ifdef CONFIG_SAMSUNG_DEV_KEYPAD
272 static struct resource samsung_keypad_resources[] = {
273         [0] = DEFINE_RES_MEM(SAMSUNG_PA_KEYPAD, SZ_32),
274         [1] = DEFINE_RES_IRQ(IRQ_KEYPAD),
275 };
276 
277 struct platform_device samsung_device_keypad = {
278         .name           = "samsung-keypad",
279         .id             = -1,
280         .num_resources  = ARRAY_SIZE(samsung_keypad_resources),
281         .resource       = samsung_keypad_resources,
282 };
283 
284 void __init samsung_keypad_set_platdata(struct samsung_keypad_platdata *pd)
285 {
286         struct samsung_keypad_platdata *npd;
287 
288         npd = s3c_set_platdata(pd, sizeof(*npd), &samsung_device_keypad);
289 
290         if (!npd->cfg_gpio)
291                 npd->cfg_gpio = samsung_keypad_cfg_gpio;
292 }
293 #endif /* CONFIG_SAMSUNG_DEV_KEYPAD */
294 
295 /* PWM Timer */
296 
297 #ifdef CONFIG_SAMSUNG_DEV_PWM
298 static struct resource samsung_pwm_resource[] = {
299         DEFINE_RES_MEM(SAMSUNG_PA_TIMER, SZ_4K),
300 };
301 
302 struct platform_device samsung_device_pwm = {
303         .name           = "samsung-pwm",
304         .id             = -1,
305         .num_resources  = ARRAY_SIZE(samsung_pwm_resource),
306         .resource       = samsung_pwm_resource,
307 };
308 
309 void __init samsung_pwm_set_platdata(struct samsung_pwm_variant *pd)
310 {
311         samsung_device_pwm.dev.platform_data = pd;
312 }
313 #endif /* CONFIG_SAMSUNG_DEV_PWM */
314 
315 /* USB */
316 
317 #ifdef CONFIG_S3C_DEV_USB_HOST
318 static struct resource s3c_usb_resource[] = {
319         [0] = DEFINE_RES_MEM(S3C_PA_USBHOST, SZ_256),
320         [1] = DEFINE_RES_IRQ(IRQ_USBH),
321 };
322 
323 struct platform_device s3c_device_ohci = {
324         .name           = "s3c2410-ohci",
325         .id             = -1,
326         .num_resources  = ARRAY_SIZE(s3c_usb_resource),
327         .resource       = s3c_usb_resource,
328         .dev            = {
329                 .dma_mask               = &samsung_device_dma_mask,
330                 .coherent_dma_mask      = DMA_BIT_MASK(32),
331         }
332 };
333 #endif /* CONFIG_S3C_DEV_USB_HOST */
334 
335 /* USB HSOTG */
336 
337 #ifdef CONFIG_S3C_DEV_USB_HSOTG
338 static struct resource s3c_usb_hsotg_resources[] = {
339         [0] = DEFINE_RES_MEM(S3C_PA_USB_HSOTG, SZ_128K),
340         [1] = DEFINE_RES_IRQ(IRQ_OTG),
341 };
342 
343 struct platform_device s3c_device_usb_hsotg = {
344         .name           = "s3c-hsotg",
345         .id             = -1,
346         .num_resources  = ARRAY_SIZE(s3c_usb_hsotg_resources),
347         .resource       = s3c_usb_hsotg_resources,
348         .dev            = {
349                 .dma_mask               = &samsung_device_dma_mask,
350                 .coherent_dma_mask      = DMA_BIT_MASK(32),
351         },
352 };
353 
354 void __init dwc2_hsotg_set_platdata(struct dwc2_hsotg_plat *pd)
355 {
356         struct dwc2_hsotg_plat *npd;
357 
358         npd = s3c_set_platdata(pd, sizeof(*npd), &s3c_device_usb_hsotg);
359 
360         if (!npd->phy_init)
361                 npd->phy_init = s3c_usb_phy_init;
362         if (!npd->phy_exit)
363                 npd->phy_exit = s3c_usb_phy_exit;
364 }
365 #endif /* CONFIG_S3C_DEV_USB_HSOTG */
366 
367 #ifdef CONFIG_S3C64XX_DEV_SPI0
368 static struct resource s3c64xx_spi0_resource[] = {
369         [0] = DEFINE_RES_MEM(S3C_PA_SPI0, SZ_256),
370         [1] = DEFINE_RES_IRQ(IRQ_SPI0),
371 };
372 
373 struct platform_device s3c64xx_device_spi0 = {
374         .name           = "s3c6410-spi",
375         .id             = 0,
376         .num_resources  = ARRAY_SIZE(s3c64xx_spi0_resource),
377         .resource       = s3c64xx_spi0_resource,
378         .dev = {
379                 .dma_mask               = &samsung_device_dma_mask,
380                 .coherent_dma_mask      = DMA_BIT_MASK(32),
381         },
382 };
383 
384 void __init s3c64xx_spi0_set_platdata(int src_clk_nr, int num_cs)
385 {
386         struct s3c64xx_spi_info pd;
387 
388         /* Reject invalid configuration */
389         if (!num_cs || src_clk_nr < 0) {
390                 pr_err("%s: Invalid SPI configuration\n", __func__);
391                 return;
392         }
393 
394         pd.num_cs = num_cs;
395         pd.src_clk_nr = src_clk_nr;
396         pd.cfg_gpio = s3c64xx_spi0_cfg_gpio;
397 
398         s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi0);
399 }
400 #endif /* CONFIG_S3C64XX_DEV_SPI0 */
401 

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