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-rw-r--r--arch/arm/plat-omap/devices.c225
1 files changed, 35 insertions, 190 deletions
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index 0cb2b22388e9..ac15c23fd5da 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -192,202 +192,48 @@ void omap_mcbsp_register_board_cfg(struct omap_mcbsp_platform_data *config,
192 192
193/*-------------------------------------------------------------------------*/ 193/*-------------------------------------------------------------------------*/
194 194
195#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) || \ 195#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) || \
196 defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE) 196 defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
197 197
198#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) 198#define OMAP_MMC_NR_RES 2
199#define OMAP_MMC1_BASE 0x4809c000
200#define OMAP_MMC1_END (OMAP_MMC1_BASE + 0x1fc)
201#define OMAP_MMC1_INT INT_24XX_MMC_IRQ
202 199
203#define OMAP_MMC2_BASE 0x480b4000 200/*
204#define OMAP_MMC2_END (OMAP_MMC2_BASE + 0x1fc) 201 * Register MMC devices. Called from mach-omap1 and mach-omap2 device init.
205#define OMAP_MMC2_INT INT_24XX_MMC2_IRQ 202 */
206 203int __init omap_mmc_add(int id, unsigned long base, unsigned long size,
207#else 204 unsigned int irq, struct omap_mmc_platform_data *data)
208
209#define OMAP_MMC1_BASE 0xfffb7800
210#define OMAP_MMC1_END (OMAP_MMC1_BASE + 0x7f)
211#define OMAP_MMC1_INT INT_MMC
212
213#define OMAP_MMC2_BASE 0xfffb7c00 /* omap16xx only */
214#define OMAP_MMC2_END (OMAP_MMC2_BASE + 0x7f)
215#define OMAP_MMC2_INT INT_1610_MMC2
216
217#endif
218
219static struct omap_mmc_platform_data mmc1_data;
220
221static u64 mmc1_dmamask = 0xffffffff;
222
223static struct resource mmc1_resources[] = {
224 {
225 .start = OMAP_MMC1_BASE,
226 .end = OMAP_MMC1_END,
227 .flags = IORESOURCE_MEM,
228 },
229 {
230 .start = OMAP_MMC1_INT,
231 .flags = IORESOURCE_IRQ,
232 },
233};
234
235static struct platform_device mmc_omap_device1 = {
236 .name = "mmci-omap",
237 .id = 1,
238 .dev = {
239 .dma_mask = &mmc1_dmamask,
240 .platform_data = &mmc1_data,
241 },
242 .num_resources = ARRAY_SIZE(mmc1_resources),
243 .resource = mmc1_resources,
244};
245
246#if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2430) || \
247 defined(CONFIG_ARCH_OMAP34XX)
248
249static struct omap_mmc_platform_data mmc2_data;
250
251static u64 mmc2_dmamask = 0xffffffff;
252
253static struct resource mmc2_resources[] = {
254 {
255 .start = OMAP_MMC2_BASE,
256 .end = OMAP_MMC2_END,
257 .flags = IORESOURCE_MEM,
258 },
259 {
260 .start = OMAP_MMC2_INT,
261 .flags = IORESOURCE_IRQ,
262 },
263};
264
265static struct platform_device mmc_omap_device2 = {
266 .name = "mmci-omap",
267 .id = 2,
268 .dev = {
269 .dma_mask = &mmc2_dmamask,
270 .platform_data = &mmc2_data,
271 },
272 .num_resources = ARRAY_SIZE(mmc2_resources),
273 .resource = mmc2_resources,
274};
275#endif
276
277static inline void omap_init_mmc_conf(const struct omap_mmc_config *mmc_conf)
278{
279 if (cpu_is_omap2430() || cpu_is_omap34xx())
280 return;
281
282 if (mmc_conf->mmc[0].enabled) {
283 if (cpu_is_omap24xx()) {
284 omap_cfg_reg(H18_24XX_MMC_CMD);
285 omap_cfg_reg(H15_24XX_MMC_CLKI);
286 omap_cfg_reg(G19_24XX_MMC_CLKO);
287 omap_cfg_reg(F20_24XX_MMC_DAT0);
288 omap_cfg_reg(F19_24XX_MMC_DAT_DIR0);
289 omap_cfg_reg(G18_24XX_MMC_CMD_DIR);
290 } else {
291 omap_cfg_reg(MMC_CMD);
292 omap_cfg_reg(MMC_CLK);
293 omap_cfg_reg(MMC_DAT0);
294 if (cpu_is_omap1710()) {
295 omap_cfg_reg(M15_1710_MMC_CLKI);
296 omap_cfg_reg(P19_1710_MMC_CMDDIR);
297 omap_cfg_reg(P20_1710_MMC_DATDIR0);
298 }
299 }
300 if (mmc_conf->mmc[0].wire4) {
301 if (cpu_is_omap24xx()) {
302 omap_cfg_reg(H14_24XX_MMC_DAT1);
303 omap_cfg_reg(E19_24XX_MMC_DAT2);
304 omap_cfg_reg(D19_24XX_MMC_DAT3);
305 omap_cfg_reg(E20_24XX_MMC_DAT_DIR1);
306 omap_cfg_reg(F18_24XX_MMC_DAT_DIR2);
307 omap_cfg_reg(E18_24XX_MMC_DAT_DIR3);
308 } else {
309 omap_cfg_reg(MMC_DAT1);
310 /* NOTE: DAT2 can be on W10 (here) or M15 */
311 if (!mmc_conf->mmc[0].nomux)
312 omap_cfg_reg(MMC_DAT2);
313 omap_cfg_reg(MMC_DAT3);
314 }
315 }
316 }
317
318#ifdef CONFIG_ARCH_OMAP16XX
319 /* block 2 is on newer chips, and has many pinout options */
320 if (mmc_conf->mmc[1].enabled) {
321 if (!mmc_conf->mmc[1].nomux) {
322 omap_cfg_reg(Y8_1610_MMC2_CMD);
323 omap_cfg_reg(Y10_1610_MMC2_CLK);
324 omap_cfg_reg(R18_1610_MMC2_CLKIN);
325 omap_cfg_reg(W8_1610_MMC2_DAT0);
326 if (mmc_conf->mmc[1].wire4) {
327 omap_cfg_reg(V8_1610_MMC2_DAT1);
328 omap_cfg_reg(W15_1610_MMC2_DAT2);
329 omap_cfg_reg(R10_1610_MMC2_DAT3);
330 }
331
332 /* These are needed for the level shifter */
333 omap_cfg_reg(V9_1610_MMC2_CMDDIR);
334 omap_cfg_reg(V5_1610_MMC2_DATDIR0);
335 omap_cfg_reg(W19_1610_MMC2_DATDIR1);
336 }
337
338 /* Feedback clock must be set on OMAP-1710 MMC2 */
339 if (cpu_is_omap1710())
340 omap_writel(omap_readl(MOD_CONF_CTRL_1) | (1 << 24),
341 MOD_CONF_CTRL_1);
342 }
343#endif
344}
345
346static void __init omap_init_mmc(void)
347{ 205{
348 const struct omap_mmc_config *mmc_conf; 206 struct platform_device *pdev;
349 207 struct resource res[OMAP_MMC_NR_RES];
350 /* NOTE: assumes MMC was never (wrongly) enabled */ 208 int ret;
351 mmc_conf = omap_get_config(OMAP_TAG_MMC, struct omap_mmc_config); 209
352 if (!mmc_conf) 210 pdev = platform_device_alloc("mmci-omap", id);
353 return; 211 if (!pdev)
354 212 return -ENOMEM;
355 omap_init_mmc_conf(mmc_conf); 213
356 214 memset(res, 0, OMAP_MMC_NR_RES * sizeof(struct resource));
357 if (mmc_conf->mmc[0].enabled) { 215 res[0].start = base;
358 mmc1_data.conf = mmc_conf->mmc[0]; 216 res[0].end = base + size - 1;
359 (void) platform_device_register(&mmc_omap_device1); 217 res[0].flags = IORESOURCE_MEM;
360 } 218 res[1].start = res[1].end = irq;
361 219 res[1].flags = IORESOURCE_IRQ;
362#if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2430) || \ 220
363 defined(CONFIG_ARCH_OMAP34XX) 221 ret = platform_device_add_resources(pdev, res, ARRAY_SIZE(res));
364 if (mmc_conf->mmc[1].enabled) { 222 if (ret == 0)
365 mmc2_data.conf = mmc_conf->mmc[1]; 223 ret = platform_device_add_data(pdev, data, sizeof(*data));
366 (void) platform_device_register(&mmc_omap_device2); 224 if (ret)
367 } 225 goto fail;
368#endif 226
369} 227 ret = platform_device_add(pdev);
228 if (ret)
229 goto fail;
230 return 0;
370 231
371void omap_set_mmc_info(int host, const struct omap_mmc_platform_data *info) 232fail:
372{ 233 platform_device_put(pdev);
373 switch (host) { 234 return ret;
374 case 1:
375 mmc1_data = *info;
376 break;
377#if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2430) || \
378 defined(CONFIG_ARCH_OMAP34XX)
379 case 2:
380 mmc2_data = *info;
381 break;
382#endif
383 default:
384 BUG();
385 }
386} 235}
387 236
388#else
389static inline void omap_init_mmc(void) {}
390void omap_set_mmc_info(int host, const struct omap_mmc_platform_data *info) {}
391#endif 237#endif
392 238
393/*-------------------------------------------------------------------------*/ 239/*-------------------------------------------------------------------------*/
@@ -532,7 +378,6 @@ static int __init omap_init_devices(void)
532 */ 378 */
533 omap_init_dsp(); 379 omap_init_dsp();
534 omap_init_kp(); 380 omap_init_kp();
535 omap_init_mmc();
536 omap_init_uwire(); 381 omap_init_uwire();
537 omap_init_wdt(); 382 omap_init_wdt();
538 omap_init_rng(); 383 omap_init_rng();
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-20 02:28:41 -0500