3 * Texas Instruments, <www.ti.com>
4 * Jian Zhang <jzhang@ti.com>
5 * Richard Woodruff <r-woodruff2@ti.com>
8 * Steve Sakoman <steve@sakoman.com>
10 * See file CREDITS for list of people who contributed to this
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License as
15 * published by the Free Software Foundation; either version 2 of
16 * the License, or (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
34 #include <asm/arch/cpu.h>
35 #include <asm/arch/bits.h>
36 #include <asm/arch/gpio.h>
37 #include <asm/arch/mux.h>
38 #include <asm/arch/sys_proto.h>
39 #include <asm/arch/sys_info.h>
40 #include <asm/arch/clocks.h>
41 #include <asm/arch/mem.h>
44 #define CORE_DPLL_PARAM_M2 0x09
45 #define CORE_DPLL_PARAM_M 0x360
46 #define CORE_DPLL_PARAM_N 0xC
48 /* Used to index into DPLL parameter tables */
56 typedef struct dpll_param dpll_param;
58 /* Following functions are exported from lowlevel_init.S */
59 extern dpll_param *get_mpu_dpll_param();
60 extern dpll_param *get_iva_dpll_param();
61 extern dpll_param *get_core_dpll_param();
62 extern dpll_param *get_per_dpll_param();
64 #define __raw_readl(a) (*(volatile unsigned int *)(a))
65 #define __raw_writel(v, a) (*(volatile unsigned int *)(a) = (v))
66 #define __raw_readw(a) (*(volatile unsigned short *)(a))
67 #define __raw_writew(v, a) (*(volatile unsigned short *)(a) = (v))
69 /*******************************************************
71 * Description: spinning delay to use before udelay works
72 ******************************************************/
73 static inline void delay(unsigned long loops)
75 __asm__ volatile ("1:\n" "subs %0, %1, #1\n"
76 "bne 1b":"=r" (loops):"0"(loops));
79 void udelay (unsigned long usecs) {
83 /*****************************************
85 * Description: Early hardware init.
86 *****************************************/
92 /*************************************************************
93 * Routine: get_mem_type(void) - returns the kind of memory connected
94 * to GPMC that we are trying to boot form. Uses SYS BOOT settings.
95 *************************************************************/
96 u32 get_mem_type(void)
98 u32 mem_type = get_sysboot_value();
141 /******************************************
142 * cpu_is_3410(void) - returns true for 3410
143 ******************************************/
144 u32 cpu_is_3410(void)
147 if (get_cpu_rev() < CPU_3430_ES2) {
150 /* read scalability status and return 1 for 3410*/
151 status = __raw_readl(CONTROL_SCALABLE_OMAP_STATUS);
152 /* Check whether MPU frequency is set to 266 MHz which
153 * is nominal for 3410. If yes return true else false
155 if (((status >> 8) & 0x3) == 0x2)
162 /*****************************************************************
163 * Routine: get_board_revision
164 * Description: Returns the board revision
165 *****************************************************************/
166 int get_board_revision(void)
171 /* board revisions <= R2410 connect 4030 irq_1 to gpio112 */
172 /* these boards should return a revision number of 0 */
173 /* the code below forces a 4030 RTC irq to ensure that gpio112 is low */
175 i2c_write(0x4B, 0x29, 1, &data, 1);
177 i2c_write(0x4B, 0x2b, 1, &data, 1);
178 i2c_read(0x4B, 0x2a, 1, &data, 1);
180 if (!omap_request_gpio(112) &&
181 !omap_request_gpio(113) &&
182 !omap_request_gpio(115)) {
184 omap_set_gpio_direction(112, 1);
185 omap_set_gpio_direction(113, 1);
186 omap_set_gpio_direction(115, 1);
188 revision = omap_get_gpio_datain(115) << 2 |
189 omap_get_gpio_datain(113) << 1 |
190 omap_get_gpio_datain(112);
196 printf("Error: unable to acquire board revision GPIOs\n");
203 /*********************************************************************
204 * wait_on_value() - common routine to allow waiting for changes in
206 *********************************************************************/
207 u32 wait_on_value(u32 read_bit_mask, u32 match_value, u32 read_addr, u32 bound)
212 val = __raw_readl(read_addr) & read_bit_mask;
213 if (val == match_value)
220 #ifdef CFG_3430SDRAM_DDR
221 /*********************************************************************
222 * config_3430sdram_ddr() - Init DDR on 3430SDP dev board.
223 *********************************************************************/
224 void config_3430sdram_ddr(void)
226 /* reset sdrc controller */
227 __raw_writel(SOFTRESET, SDRC_SYSCONFIG);
228 wait_on_value(BIT0, BIT0, SDRC_STATUS, 12000000);
229 __raw_writel(0, SDRC_SYSCONFIG);
231 /* setup sdrc to ball mux */
232 __raw_writel(SDP_SDRC_SHARING, SDRC_SHARING);
234 switch (get_board_revision()) {
235 case 0: /* Micron 1286MB/256MB, 1/2 banks of 128MB */
236 __raw_writel(0x1, SDRC_CS_CFG); /* 128MB/bank */
237 __raw_writel(SDP_SDRC_MDCFG_0_DDR, SDRC_MCFG_0);
238 __raw_writel(SDP_SDRC_MDCFG_0_DDR, SDRC_MCFG_1);
239 __raw_writel(MICRON_V_ACTIMA_165, SDRC_ACTIM_CTRLA_0);
240 __raw_writel(MICRON_V_ACTIMB_165, SDRC_ACTIM_CTRLB_0);
241 __raw_writel(MICRON_V_ACTIMA_165, SDRC_ACTIM_CTRLA_1);
242 __raw_writel(MICRON_V_ACTIMB_165, SDRC_ACTIM_CTRLB_1);
243 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_0);
244 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_1);
246 case 1: /* Micron 256MB/512MB, 1/2 banks of 256MB */
247 __raw_writel(0x2, SDRC_CS_CFG); /* 256MB/bank */
248 __raw_writel(SDP_SDRC_MDCFG_0_DDR_MICRON_XM, SDRC_MCFG_0);
249 __raw_writel(SDP_SDRC_MDCFG_0_DDR_MICRON_XM, SDRC_MCFG_1);
250 __raw_writel(MICRON_V_ACTIMA_165, SDRC_ACTIM_CTRLA_0);
251 __raw_writel(MICRON_V_ACTIMB_165, SDRC_ACTIM_CTRLB_0);
252 __raw_writel(MICRON_V_ACTIMA_165, SDRC_ACTIM_CTRLA_1);
253 __raw_writel(MICRON_V_ACTIMB_165, SDRC_ACTIM_CTRLB_1);
254 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_0);
255 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_1);
257 case 2: /* Hynix 256MB/512MB, 1/2 banks of 256MB */
258 __raw_writel(0x2, SDRC_CS_CFG); /* 256MB/bank */
259 __raw_writel(SDP_SDRC_MDCFG_0_DDR_HYNIX, SDRC_MCFG_0);
260 __raw_writel(SDP_SDRC_MDCFG_0_DDR_HYNIX, SDRC_MCFG_1);
261 __raw_writel(HYNIX_V_ACTIMA_165, SDRC_ACTIM_CTRLA_0);
262 __raw_writel(HYNIX_V_ACTIMB_165, SDRC_ACTIM_CTRLB_0);
263 __raw_writel(HYNIX_V_ACTIMA_165, SDRC_ACTIM_CTRLA_1);
264 __raw_writel(HYNIX_V_ACTIMB_165, SDRC_ACTIM_CTRLB_1);
265 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_0);
266 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_1);
269 __raw_writel(0x1, SDRC_CS_CFG); /* 128MB/bank */
270 __raw_writel(SDP_SDRC_MDCFG_0_DDR, SDRC_MCFG_0);
271 __raw_writel(SDP_SDRC_MDCFG_0_DDR, SDRC_MCFG_1);
272 __raw_writel(MICRON_V_ACTIMA_165, SDRC_ACTIM_CTRLA_0);
273 __raw_writel(MICRON_V_ACTIMB_165, SDRC_ACTIM_CTRLB_0);
274 __raw_writel(MICRON_V_ACTIMA_165, SDRC_ACTIM_CTRLA_1);
275 __raw_writel(MICRON_V_ACTIMB_165, SDRC_ACTIM_CTRLB_1);
276 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_0);
277 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_1);
280 __raw_writel(SDP_SDRC_POWER_POP, SDRC_POWER);
282 /* init sequence for mDDR/mSDR using manual commands (DDR is different) */
283 __raw_writel(CMD_NOP, SDRC_MANUAL_0);
284 __raw_writel(CMD_NOP, SDRC_MANUAL_1);
288 __raw_writel(CMD_PRECHARGE, SDRC_MANUAL_0);
289 __raw_writel(CMD_PRECHARGE, SDRC_MANUAL_1);
291 __raw_writel(CMD_AUTOREFRESH, SDRC_MANUAL_0);
292 __raw_writel(CMD_AUTOREFRESH, SDRC_MANUAL_1);
294 __raw_writel(CMD_AUTOREFRESH, SDRC_MANUAL_0);
295 __raw_writel(CMD_AUTOREFRESH, SDRC_MANUAL_1);
298 __raw_writel(SDP_SDRC_MR_0_DDR, SDRC_MR_0);
299 __raw_writel(SDP_SDRC_MR_0_DDR, SDRC_MR_1);
302 __raw_writel(SDP_SDRC_DLLAB_CTRL, SDRC_DLLA_CTRL);
303 delay(0x2000); /* give time to lock */
305 #endif /* CFG_3430SDRAM_DDR */
307 /*************************************************************
308 * get_sys_clk_speed - determine reference oscillator speed
309 * based on known 32kHz clock and gptimer.
310 *************************************************************/
311 u32 get_osc_clk_speed(void)
313 u32 start, cstart, cend, cdiff, cdiv, val;
315 val = __raw_readl(PRM_CLKSRC_CTRL);
317 if (val & SYSCLKDIV_2)
323 val = __raw_readl(CM_CLKSEL_WKUP) | BIT0;
324 __raw_writel(val, CM_CLKSEL_WKUP); /* select sys_clk for GPT1 */
326 /* Enable I and F Clocks for GPT1 */
327 val = __raw_readl(CM_ICLKEN_WKUP) | BIT0 | BIT2;
328 __raw_writel(val, CM_ICLKEN_WKUP);
329 val = __raw_readl(CM_FCLKEN_WKUP) | BIT0;
330 __raw_writel(val, CM_FCLKEN_WKUP);
332 __raw_writel(0, OMAP34XX_GPT1 + TLDR); /* start counting at 0 */
333 __raw_writel(GPT_EN, OMAP34XX_GPT1 + TCLR); /* enable clock */
334 /* enable 32kHz source */
335 /* enabled out of reset */
336 /* determine sys_clk via gauging */
338 start = 20 + __raw_readl(S32K_CR); /* start time in 20 cycles */
339 while (__raw_readl(S32K_CR) < start); /* dead loop till start time */
340 cstart = __raw_readl(OMAP34XX_GPT1 + TCRR); /* get start sys_clk count */
341 while (__raw_readl(S32K_CR) < (start + 20)); /* wait for 40 cycles */
342 cend = __raw_readl(OMAP34XX_GPT1 + TCRR); /* get end sys_clk count */
343 cdiff = cend - cstart; /* get elapsed ticks */
346 /* based on number of ticks assign speed */
349 else if (cdiff > 15200)
351 else if (cdiff > 13000)
353 else if (cdiff > 9000)
355 else if (cdiff > 7600)
361 /******************************************************************************
362 * get_sys_clkin_sel() - returns the sys_clkin_sel field value based on
363 * -- input oscillator clock frequency.
365 *****************************************************************************/
366 void get_sys_clkin_sel(u32 osc_clk, u32 *sys_clkin_sel)
368 if (osc_clk == S38_4M)
370 else if (osc_clk == S26M)
372 else if (osc_clk == S19_2M)
374 else if (osc_clk == S13M)
376 else if (osc_clk == S12M)
380 /******************************************************************************
381 * prcm_init() - inits clocks for PRCM as defined in clocks.h
382 * -- called from SRAM, or Flash (using temp SRAM stack).
383 *****************************************************************************/
386 u32 osc_clk = 0, sys_clkin_sel;
387 dpll_param *dpll_param_p;
388 u32 clk_index, sil_index;
390 /* Gauge the input clock speed and find out the sys_clkin_sel
391 * value corresponding to the input clock.
393 osc_clk = get_osc_clk_speed();
394 get_sys_clkin_sel(osc_clk, &sys_clkin_sel);
396 sr32(PRM_CLKSEL, 0, 3, sys_clkin_sel); /* set input crystal speed */
398 /* If the input clock is greater than 19.2M always divide/2 */
399 if (sys_clkin_sel > 2) {
400 sr32(PRM_CLKSRC_CTRL, 6, 2, 2); /* input clock divider */
401 clk_index = sys_clkin_sel / 2;
403 sr32(PRM_CLKSRC_CTRL, 6, 2, 1); /* input clock divider */
404 clk_index = sys_clkin_sel;
407 sr32(PRM_CLKSRC_CTRL, 0, 2, 0);/* Bypass mode: T2 inputs a square clock */
409 /* The DPLL tables are defined according to sysclk value and
410 * silicon revision. The clk_index value will be used to get
411 * the values for that input sysclk from the DPLL param table
412 * and sil_index will get the values for that SysClk for the
413 * appropriate silicon rev.
415 sil_index = (get_cpu_rev() == CPU_3XX_ES10) ? 0 : 1;
417 /* Unlock MPU DPLL (slows things down, and needed later) */
418 sr32(CM_CLKEN_PLL_MPU, 0, 3, PLL_LOW_POWER_BYPASS);
419 wait_on_value(BIT0, 0, CM_IDLEST_PLL_MPU, LDELAY);
421 /* Getting the base address of Core DPLL param table */
422 dpll_param_p = (dpll_param *) get_core_dpll_param();
423 /* Moving it to the right sysclk and ES rev base */
424 dpll_param_p = dpll_param_p + 3 * clk_index + sil_index;
426 /* sr32(CM_CLKSEL2_EMU) set override to work when asleep */
427 sr32(CM_CLKEN_PLL, 0, 3, PLL_FAST_RELOCK_BYPASS);
428 wait_on_value(BIT0, 0, CM_IDLEST_CKGEN, LDELAY);
430 /* For 3430 ES1.0 Errata 1.50, default value directly doesnt
431 work. write another value and then default value. */
432 sr32(CM_CLKSEL1_EMU, 16, 5, CORE_M3X2 + 1); /* m3x2 */
433 sr32(CM_CLKSEL1_EMU, 16, 5, CORE_M3X2); /* m3x2 */
434 sr32(CM_CLKSEL1_PLL, 27, 2, dpll_param_p->m2); /* Set M2 */
435 sr32(CM_CLKSEL1_PLL, 16, 11, dpll_param_p->m); /* Set M */
436 sr32(CM_CLKSEL1_PLL, 8, 7, dpll_param_p->n); /* Set N */
437 sr32(CM_CLKSEL1_PLL, 6, 1, 0); /* 96M Src */
438 sr32(CM_CLKSEL_CORE, 8, 4, CORE_SSI_DIV); /* ssi */
439 sr32(CM_CLKSEL_CORE, 4, 2, CORE_FUSB_DIV); /* fsusb */
440 sr32(CM_CLKSEL_CORE, 2, 2, CORE_L4_DIV); /* l4 */
441 sr32(CM_CLKSEL_CORE, 0, 2, CORE_L3_DIV); /* l3 */
442 sr32(CM_CLKSEL_GFX, 0, 3, GFX_DIV); /* gfx */
443 sr32(CM_CLKSEL_WKUP, 1, 2, WKUP_RSM); /* reset mgr */
444 sr32(CM_CLKEN_PLL, 4, 4, dpll_param_p->fsel); /* FREQSEL */
445 sr32(CM_CLKEN_PLL, 0, 3, PLL_LOCK); /* lock mode */
446 wait_on_value(BIT0, 1, CM_IDLEST_CKGEN, LDELAY);
448 /* Getting the base address to PER DPLL param table */
449 dpll_param_p = (dpll_param *) get_per_dpll_param();
450 /* Moving it to the right sysclk base */
451 dpll_param_p = dpll_param_p + clk_index;
453 sr32(CM_CLKEN_PLL, 16, 3, PLL_STOP);
454 wait_on_value(BIT1, 0, CM_IDLEST_CKGEN, LDELAY);
455 sr32(CM_CLKSEL1_EMU, 24, 5, PER_M6X2); /* set M6 */
456 sr32(CM_CLKSEL_CAM, 0, 5, PER_M5X2); /* set M5 */
457 sr32(CM_CLKSEL_DSS, 0, 5, PER_M4X2); /* set M4 */
458 sr32(CM_CLKSEL_DSS, 8, 5, PER_M3X2); /* set M3 */
460 if (get_cpu_family() == CPU_OMAP36XX) {
461 sr32(CM_CLKSEL3_PLL, 0, 5, CORE_DPLL_PARAM_M2); /* set M2 */
462 sr32(CM_CLKSEL2_PLL, 8, 11, CORE_DPLL_PARAM_M); /* set m */
463 sr32(CM_CLKSEL2_PLL, 0, 7, CORE_DPLL_PARAM_N); /* set n */
465 sr32(CM_CLKSEL3_PLL, 0, 5, dpll_param_p->m2); /* set M2 */
466 sr32(CM_CLKSEL2_PLL, 8, 11, dpll_param_p->m); /* set m */
467 sr32(CM_CLKSEL2_PLL, 0, 7, dpll_param_p->n); /* set n */
470 sr32(CM_CLKEN_PLL, 20, 4, dpll_param_p->fsel); /* FREQSEL */
471 sr32(CM_CLKEN_PLL, 16, 3, PLL_LOCK); /* lock mode */
472 wait_on_value(BIT1, 2, CM_IDLEST_CKGEN, LDELAY);
474 /* Getting the base address to MPU DPLL param table */
475 dpll_param_p = (dpll_param *) get_mpu_dpll_param();
477 /* Moving it to the right sysclk and ES rev base */
478 dpll_param_p = dpll_param_p + 3 * clk_index + sil_index;
480 /* MPU DPLL (unlocked already) */
481 sr32(CM_CLKSEL2_PLL_MPU, 0, 5, dpll_param_p->m2); /* Set M2 */
482 sr32(CM_CLKSEL1_PLL_MPU, 8, 11, dpll_param_p->m); /* Set M */
483 sr32(CM_CLKSEL1_PLL_MPU, 0, 7, dpll_param_p->n); /* Set N */
484 sr32(CM_CLKEN_PLL_MPU, 4, 4, dpll_param_p->fsel); /* FREQSEL */
485 sr32(CM_CLKEN_PLL_MPU, 0, 3, PLL_LOCK); /* lock mode */
486 wait_on_value(BIT0, 1, CM_IDLEST_PLL_MPU, LDELAY);
488 /* Getting the base address to IVA DPLL param table */
489 dpll_param_p = (dpll_param *) get_iva_dpll_param();
490 /* Moving it to the right sysclk and ES rev base */
491 dpll_param_p = dpll_param_p + 3 * clk_index + sil_index;
492 /* IVA DPLL (set to 12*20=240MHz) */
493 sr32(CM_CLKEN_PLL_IVA2, 0, 3, PLL_STOP);
494 wait_on_value(BIT0, 0, CM_IDLEST_PLL_IVA2, LDELAY);
495 sr32(CM_CLKSEL2_PLL_IVA2, 0, 5, dpll_param_p->m2); /* set M2 */
496 sr32(CM_CLKSEL1_PLL_IVA2, 8, 11, dpll_param_p->m); /* set M */
497 sr32(CM_CLKSEL1_PLL_IVA2, 0, 7, dpll_param_p->n); /* set N */
498 sr32(CM_CLKEN_PLL_IVA2, 4, 4, dpll_param_p->fsel); /* FREQSEL */
499 sr32(CM_CLKEN_PLL_IVA2, 0, 3, PLL_LOCK); /* lock mode */
500 wait_on_value(BIT0, 1, CM_IDLEST_PLL_IVA2, LDELAY);
502 /* Set up GPTimers to sys_clk source only */
503 sr32(CM_CLKSEL_PER, 0, 8, 0xff);
504 sr32(CM_CLKSEL_WKUP, 0, 1, 1);
509 /*****************************************
510 * Routine: secure_unlock
511 * Description: Setup security registers for access
513 *****************************************/
514 void secure_unlock(void)
516 /* Permission values for registers -Full fledged permissions to all */
517 #define UNLOCK_1 0xFFFFFFFF
518 #define UNLOCK_2 0x00000000
519 #define UNLOCK_3 0x0000FFFF
520 /* Protection Module Register Target APE (PM_RT)*/
521 __raw_writel(UNLOCK_1, RT_REQ_INFO_PERMISSION_1);
522 __raw_writel(UNLOCK_1, RT_READ_PERMISSION_0);
523 __raw_writel(UNLOCK_1, RT_WRITE_PERMISSION_0);
524 __raw_writel(UNLOCK_2, RT_ADDR_MATCH_1);
526 __raw_writel(UNLOCK_3, GPMC_REQ_INFO_PERMISSION_0);
527 __raw_writel(UNLOCK_3, GPMC_READ_PERMISSION_0);
528 __raw_writel(UNLOCK_3, GPMC_WRITE_PERMISSION_0);
530 __raw_writel(UNLOCK_3, OCM_REQ_INFO_PERMISSION_0);
531 __raw_writel(UNLOCK_3, OCM_READ_PERMISSION_0);
532 __raw_writel(UNLOCK_3, OCM_WRITE_PERMISSION_0);
533 __raw_writel(UNLOCK_2, OCM_ADDR_MATCH_2);
536 __raw_writel(UNLOCK_3, IVA2_REQ_INFO_PERMISSION_0);
537 __raw_writel(UNLOCK_3, IVA2_READ_PERMISSION_0);
538 __raw_writel(UNLOCK_3, IVA2_WRITE_PERMISSION_0);
540 __raw_writel(UNLOCK_1, SMS_RG_ATT0); /* SDRC region 0 public */
543 /**********************************************************
544 * Routine: try_unlock_sram()
545 * Description: If chip is GP type, unlock the SRAM for
547 ***********************************************************/
548 void try_unlock_memory(void)
552 /* if GP device unlock device SRAM for general use */
553 /* secure code breaks for Secure/Emulation device - HS/E/T*/
554 mode = get_device_type();
555 if (mode == GP_DEVICE)
560 /**********************************************************
562 * Description: Does early system init of muxing and clocks.
563 * - Called at time when only stack is available.
564 **********************************************************/
569 #ifdef CONFIG_3430_AS_3410
570 /* setup the scalability control register for
571 * 3430 to work in 3410 mode
573 __raw_writel(0x5ABF, CONTROL_SCALABLE_OMAP_OCP);
580 config_3430sdram_ddr();
583 /*******************************************************
584 * Routine: misc_init_r
585 ********************************************************/
586 int misc_init_r(void)
589 printf("Board revision: %d\n", get_board_revision());
593 /******************************************************
594 * Routine: wait_for_command_complete
595 * Description: Wait for posting to finish on watchdog
596 ******************************************************/
597 void wait_for_command_complete(unsigned int wd_base)
601 pending = __raw_readl(wd_base + WWPS);
605 /****************************************
606 * Routine: watchdog_init
607 * Description: Shut down watch dogs
608 *****************************************/
609 void watchdog_init(void)
611 /* There are 3 watch dogs WD1=Secure, WD2=MPU, WD3=IVA. WD1 is
612 * either taken care of by ROM (HS/EMU) or not accessible (GP).
613 * We need to take care of WD2-MPU or take a PRCM reset. WD3
614 * should not be running and does not generate a PRCM reset.
616 sr32(CM_FCLKEN_WKUP, 5, 1, 1);
617 sr32(CM_ICLKEN_WKUP, 5, 1, 1);
618 wait_on_value(BIT5, 0x20, CM_IDLEST_WKUP, 5); /* some issue here */
620 __raw_writel(WD_UNLOCK1, WD2_BASE + WSPR);
621 wait_for_command_complete(WD2_BASE);
622 __raw_writel(WD_UNLOCK2, WD2_BASE + WSPR);
625 /**********************************************
627 * Description: sets uboots idea of sdram size
628 **********************************************/
634 /*****************************************************************
635 * Routine: peripheral_enable
636 * Description: Enable the clks & power for perifs (GPT2, UART1,...)
637 ******************************************************************/
638 void per_clocks_enable(void)
640 /* Enable GP2 timer. */
641 sr32(CM_CLKSEL_PER, 0, 1, 0x1); /* GPT2 = sys clk */
642 sr32(CM_ICLKEN_PER, 3, 1, 0x1); /* ICKen GPT2 */
643 sr32(CM_FCLKEN_PER, 3, 1, 0x1); /* FCKen GPT2 */
647 sr32(CM_FCLKEN1_CORE, 13, 1, 0x1);
648 sr32(CM_ICLKEN1_CORE, 13, 1, 0x1);
651 sr32(CM_FCLKEN_PER, 11, 1, 0x1);
652 sr32(CM_ICLKEN_PER, 11, 1, 0x1);
656 /* Enable GPIO 4, 5, & 6 clocks */
657 sr32(CM_FCLKEN_PER, 17, 3, 0x7);
658 sr32(CM_ICLKEN_PER, 17, 3, 0x7);
660 #ifdef CONFIG_DRIVER_OMAP34XX_I2C
661 /* Turn on all 3 I2C clocks */
662 sr32(CM_FCLKEN1_CORE, 15, 3, 0x7);
663 sr32(CM_ICLKEN1_CORE, 15, 3, 0x7); /* I2C1,2,3 = on */
666 /* Enable the ICLK for 32K Sync Timer as its used in udelay */
667 sr32(CM_ICLKEN_WKUP, 2, 1, 0x1);
669 sr32(CM_FCLKEN_IVA2, 0, 32, FCK_IVA2_ON);
670 sr32(CM_FCLKEN1_CORE, 0, 32, FCK_CORE1_ON);
671 sr32(CM_ICLKEN1_CORE, 0, 32, ICK_CORE1_ON);
672 sr32(CM_ICLKEN2_CORE, 0, 32, ICK_CORE2_ON);
673 sr32(CM_FCLKEN_WKUP, 0, 32, FCK_WKUP_ON);
674 sr32(CM_ICLKEN_WKUP, 0, 32, ICK_WKUP_ON);
675 sr32(CM_FCLKEN_DSS, 0, 32, FCK_DSS_ON);
676 sr32(CM_ICLKEN_DSS, 0, 32, ICK_DSS_ON);
677 sr32(CM_FCLKEN_CAM, 0, 32, FCK_CAM_ON);
678 sr32(CM_ICLKEN_CAM, 0, 32, ICK_CAM_ON);
679 sr32(CM_FCLKEN_PER, 0, 32, FCK_PER_ON);
680 sr32(CM_ICLKEN_PER, 0, 32, ICK_PER_ON);
685 /* Set MUX for UART, GPMC, SDRC, GPIO */
687 #define MUX_VAL(OFFSET,VALUE)\
688 __raw_writew((VALUE), OMAP34XX_CTRL_BASE + (OFFSET));
690 #define CP(x) (CONTROL_PADCONF_##x)
693 * IDIS - Input Disable
694 * PTD - Pull type Down
696 * DIS - Pull type selection is inactive
697 * EN - Pull type selection is active
699 * The commented string gives the final mux configuration for that pin
701 #define MUX_DEFAULT()\
702 MUX_VAL(CP(SDRC_D0), (IEN | PTD | DIS | M0)) /*SDRC_D0*/\
703 MUX_VAL(CP(SDRC_D1), (IEN | PTD | DIS | M0)) /*SDRC_D1*/\
704 MUX_VAL(CP(SDRC_D2), (IEN | PTD | DIS | M0)) /*SDRC_D2*/\
705 MUX_VAL(CP(SDRC_D3), (IEN | PTD | DIS | M0)) /*SDRC_D3*/\
706 MUX_VAL(CP(SDRC_D4), (IEN | PTD | DIS | M0)) /*SDRC_D4*/\
707 MUX_VAL(CP(SDRC_D5), (IEN | PTD | DIS | M0)) /*SDRC_D5*/\
708 MUX_VAL(CP(SDRC_D6), (IEN | PTD | DIS | M0)) /*SDRC_D6*/\
709 MUX_VAL(CP(SDRC_D7), (IEN | PTD | DIS | M0)) /*SDRC_D7*/\
710 MUX_VAL(CP(SDRC_D8), (IEN | PTD | DIS | M0)) /*SDRC_D8*/\
711 MUX_VAL(CP(SDRC_D9), (IEN | PTD | DIS | M0)) /*SDRC_D9*/\
712 MUX_VAL(CP(SDRC_D10), (IEN | PTD | DIS | M0)) /*SDRC_D10*/\
713 MUX_VAL(CP(SDRC_D11), (IEN | PTD | DIS | M0)) /*SDRC_D11*/\
714 MUX_VAL(CP(SDRC_D12), (IEN | PTD | DIS | M0)) /*SDRC_D12*/\
715 MUX_VAL(CP(SDRC_D13), (IEN | PTD | DIS | M0)) /*SDRC_D13*/\
716 MUX_VAL(CP(SDRC_D14), (IEN | PTD | DIS | M0)) /*SDRC_D14*/\
717 MUX_VAL(CP(SDRC_D15), (IEN | PTD | DIS | M0)) /*SDRC_D15*/\
718 MUX_VAL(CP(SDRC_D16), (IEN | PTD | DIS | M0)) /*SDRC_D16*/\
719 MUX_VAL(CP(SDRC_D17), (IEN | PTD | DIS | M0)) /*SDRC_D17*/\
720 MUX_VAL(CP(SDRC_D18), (IEN | PTD | DIS | M0)) /*SDRC_D18*/\
721 MUX_VAL(CP(SDRC_D19), (IEN | PTD | DIS | M0)) /*SDRC_D19*/\
722 MUX_VAL(CP(SDRC_D20), (IEN | PTD | DIS | M0)) /*SDRC_D20*/\
723 MUX_VAL(CP(SDRC_D21), (IEN | PTD | DIS | M0)) /*SDRC_D21*/\
724 MUX_VAL(CP(SDRC_D22), (IEN | PTD | DIS | M0)) /*SDRC_D22*/\
725 MUX_VAL(CP(SDRC_D23), (IEN | PTD | DIS | M0)) /*SDRC_D23*/\
726 MUX_VAL(CP(SDRC_D24), (IEN | PTD | DIS | M0)) /*SDRC_D24*/\
727 MUX_VAL(CP(SDRC_D25), (IEN | PTD | DIS | M0)) /*SDRC_D25*/\
728 MUX_VAL(CP(SDRC_D26), (IEN | PTD | DIS | M0)) /*SDRC_D26*/\
729 MUX_VAL(CP(SDRC_D27), (IEN | PTD | DIS | M0)) /*SDRC_D27*/\
730 MUX_VAL(CP(SDRC_D28), (IEN | PTD | DIS | M0)) /*SDRC_D28*/\
731 MUX_VAL(CP(SDRC_D29), (IEN | PTD | DIS | M0)) /*SDRC_D29*/\
732 MUX_VAL(CP(SDRC_D30), (IEN | PTD | DIS | M0)) /*SDRC_D30*/\
733 MUX_VAL(CP(SDRC_D31), (IEN | PTD | DIS | M0)) /*SDRC_D31*/\
734 MUX_VAL(CP(SDRC_CLK), (IEN | PTD | DIS | M0)) /*SDRC_CLK*/\
735 MUX_VAL(CP(SDRC_DQS0), (IEN | PTD | DIS | M0)) /*SDRC_DQS0*/\
736 MUX_VAL(CP(SDRC_DQS1), (IEN | PTD | DIS | M0)) /*SDRC_DQS1*/\
737 MUX_VAL(CP(SDRC_DQS2), (IEN | PTD | DIS | M0)) /*SDRC_DQS2*/\
738 MUX_VAL(CP(SDRC_DQS3), (IEN | PTD | DIS | M0)) /*SDRC_DQS3*/\
739 MUX_VAL(CP(GPMC_A1), (IDIS | PTD | DIS | M0)) /*GPMC_A1*/\
740 MUX_VAL(CP(GPMC_A2), (IDIS | PTD | DIS | M0)) /*GPMC_A2*/\
741 MUX_VAL(CP(GPMC_A3), (IDIS | PTD | DIS | M0)) /*GPMC_A3*/\
742 MUX_VAL(CP(GPMC_A4), (IDIS | PTD | DIS | M0)) /*GPMC_A4*/\
743 MUX_VAL(CP(GPMC_A5), (IDIS | PTD | DIS | M0)) /*GPMC_A5*/\
744 MUX_VAL(CP(GPMC_A6), (IDIS | PTD | DIS | M0)) /*GPMC_A6*/\
745 MUX_VAL(CP(GPMC_A7), (IDIS | PTD | DIS | M0)) /*GPMC_A7*/\
746 MUX_VAL(CP(GPMC_A8), (IDIS | PTD | DIS | M0)) /*GPMC_A8*/\
747 MUX_VAL(CP(GPMC_A9), (IDIS | PTD | DIS | M0)) /*GPMC_A9*/\
748 MUX_VAL(CP(GPMC_A10), (IDIS | PTD | DIS | M0)) /*GPMC_A10*/\
749 MUX_VAL(CP(GPMC_D0), (IEN | PTD | DIS | M0)) /*GPMC_D0*/\
750 MUX_VAL(CP(GPMC_D1), (IEN | PTD | DIS | M0)) /*GPMC_D1*/\
751 MUX_VAL(CP(GPMC_D2), (IEN | PTD | DIS | M0)) /*GPMC_D2*/\
752 MUX_VAL(CP(GPMC_D3), (IEN | PTD | DIS | M0)) /*GPMC_D3*/\
753 MUX_VAL(CP(GPMC_D4), (IEN | PTD | DIS | M0)) /*GPMC_D4*/\
754 MUX_VAL(CP(GPMC_D5), (IEN | PTD | DIS | M0)) /*GPMC_D5*/\
755 MUX_VAL(CP(GPMC_D6), (IEN | PTD | DIS | M0)) /*GPMC_D6*/\
756 MUX_VAL(CP(GPMC_D7), (IEN | PTD | DIS | M0)) /*GPMC_D7*/\
757 MUX_VAL(CP(GPMC_D8), (IEN | PTD | DIS | M0)) /*GPMC_D8*/\
758 MUX_VAL(CP(GPMC_D9), (IEN | PTD | DIS | M0)) /*GPMC_D9*/\
759 MUX_VAL(CP(GPMC_D10), (IEN | PTD | DIS | M0)) /*GPMC_D10*/\
760 MUX_VAL(CP(GPMC_D11), (IEN | PTD | DIS | M0)) /*GPMC_D11*/\
761 MUX_VAL(CP(GPMC_D12), (IEN | PTD | DIS | M0)) /*GPMC_D12*/\
762 MUX_VAL(CP(GPMC_D13), (IEN | PTD | DIS | M0)) /*GPMC_D13*/\
763 MUX_VAL(CP(GPMC_D14), (IEN | PTD | DIS | M0)) /*GPMC_D14*/\
764 MUX_VAL(CP(GPMC_D15), (IEN | PTD | DIS | M0)) /*GPMC_D15*/\
765 MUX_VAL(CP(GPMC_nCS0), (IDIS | PTU | EN | M0)) /*GPMC_nCS0*/\
766 MUX_VAL(CP(GPMC_nCS1), (IDIS | PTU | EN | M0)) /*GPMC_nCS1*/\
767 MUX_VAL(CP(GPMC_nCS2), (IDIS | PTU | EN | M0)) /*GPMC_nCS2*/\
768 MUX_VAL(CP(GPMC_nCS3), (IDIS | PTU | EN | M0)) /*GPMC_nCS3*/\
769 MUX_VAL(CP(GPMC_nCS4), (IDIS | PTU | EN | M0)) /*GPMC_nCS4*/\
770 MUX_VAL(CP(GPMC_nCS5), (IDIS | PTU | EN | M0)) /*GPMC_nCS5*/\
771 MUX_VAL(CP(GPMC_nCS6), (IDIS | PTU | EN | M0)) /*GPMC_nCS6*/\
772 MUX_VAL(CP(GPMC_nCS7), (IDIS | PTU | EN | M0)) /*GPMC_nCS7*/\
773 MUX_VAL(CP(GPMC_CLK), (IDIS | PTD | DIS | M0)) /*GPMC_CLK*/\
774 MUX_VAL(CP(GPMC_nADV_ALE), (IDIS | PTD | DIS | M0)) /*GPMC_nADV_ALE*/\
775 MUX_VAL(CP(GPMC_nOE), (IDIS | PTD | DIS | M0)) /*GPMC_nOE*/\
776 MUX_VAL(CP(GPMC_nWE), (IDIS | PTD | DIS | M0)) /*GPMC_nWE*/\
777 MUX_VAL(CP(GPMC_nBE0_CLE), (IDIS | PTD | DIS | M0)) /*GPMC_nBE0_CLE*/\
778 MUX_VAL(CP(GPMC_nBE1), (IDIS | PTD | DIS | M4)) /*GPIO_61*/\
779 MUX_VAL(CP(GPMC_nWP), (IEN | PTD | DIS | M0)) /*GPMC_nWP*/\
780 MUX_VAL(CP(GPMC_WAIT0), (IEN | PTU | EN | M0)) /*GPMC_WAIT0*/\
781 MUX_VAL(CP(GPMC_WAIT1), (IEN | PTU | EN | M0)) /*GPMC_WAIT1*/\
782 MUX_VAL(CP(GPMC_WAIT2), (IEN | PTU | EN | M4)) /*GPIO_64*/\
783 MUX_VAL(CP(GPMC_WAIT3), (IEN | PTU | EN | M4)) /*GPIO_65*/\
784 MUX_VAL(CP(DSS_DATA18), (IEN | PTD | DIS | M4)) /*GPIO_88*/\
785 MUX_VAL(CP(DSS_DATA19), (IEN | PTD | DIS | M4)) /*GPIO_89*/\
786 MUX_VAL(CP(DSS_DATA20), (IEN | PTD | DIS | M4)) /*GPIO_90*/\
787 MUX_VAL(CP(DSS_DATA21), (IEN | PTD | DIS | M4)) /*GPIO_91*/\
788 MUX_VAL(CP(CSI2_DX0), (IEN | PTD | EN | M4)) /*GPIO_112*/\
789 MUX_VAL(CP(CSI2_DY0), (IEN | PTD | EN | M4)) /*GPIO_113*/\
790 MUX_VAL(CP(CSI2_DX1), (IEN | PTD | EN | M4)) /*GPIO_114*/\
792 MUX_VAL(CP(CSI2_DY1), (IEN | PTD | EN | M4)) /*GPIO_115*/\
793 MUX_VAL(CP(CAM_WEN), (IEN | PTD | DIS | M4)) /*GPIO_167*/\
794 MUX_VAL(CP(MMC1_CLK), (IDIS | PTU | EN | M0)) /*MMC1_CLK*/\
795 MUX_VAL(CP(MMC1_CMD), (IEN | PTU | EN | M0)) /*MMC1_CMD*/\
796 MUX_VAL(CP(MMC1_DAT0), (IEN | PTU | EN | M0)) /*MMC1_DAT0*/\
797 MUX_VAL(CP(MMC1_DAT1), (IEN | PTU | EN | M0)) /*MMC1_DAT1*/\
798 MUX_VAL(CP(MMC1_DAT2), (IEN | PTU | EN | M0)) /*MMC1_DAT2*/\
799 MUX_VAL(CP(MMC1_DAT3), (IEN | PTU | EN | M0)) /*MMC1_DAT3*/\
800 MUX_VAL(CP(MMC1_DAT4), (IEN | PTD | EN | M4)) /*GPIO_126*/\
801 MUX_VAL(CP(MMC1_DAT5), (IEN | PTD | EN | M4)) /*GPIO_127*/\
802 MUX_VAL(CP(MMC1_DAT6), (IEN | PTD | EN | M4)) /*GPIO_128*/\
803 MUX_VAL(CP(MMC1_DAT7), (IEN | PTD | EN | M4)) /*GPIO_129*/\
804 MUX_VAL(CP(MMC2_CLK), (IEN | PTU | EN | M4)) /*GPIO_130*/\
805 MUX_VAL(CP(MMC2_DAT7), (IEN | PTU | EN | M4)) /*GPIO_139*/\
806 MUX_VAL(CP(UART1_TX), (IDIS | PTD | DIS | M0)) /*UART1_TX*/\
807 MUX_VAL(CP(UART1_RTS), (IDIS | PTD | DIS | M0)) /*UART1_RTS*/\
808 MUX_VAL(CP(UART1_CTS), (IEN | PTU | DIS | M0)) /*UART1_CTS*/\
809 MUX_VAL(CP(UART1_RX), (IEN | PTD | DIS | M0)) /*UART1_RX*/\
810 MUX_VAL(CP(UART3_CTS_RCTX), (IEN | PTD | EN | M0)) /*UART3_CTS_RCTX */\
811 MUX_VAL(CP(UART3_RTS_SD), (IDIS | PTD | DIS | M0)) /*UART3_RTS_SD */\
812 MUX_VAL(CP(UART3_RX_IRRX), (IEN | PTD | DIS | M0)) /*UART3_RX_IRRX*/\
813 MUX_VAL(CP(UART3_TX_IRTX), (IDIS | PTD | DIS | M0)) /*UART3_TX_IRTX*/\
814 MUX_VAL(CP(I2C1_SCL), (IEN | PTU | EN | M0)) /*I2C1_SCL*/\
815 MUX_VAL(CP(I2C1_SDA), (IEN | PTU | EN | M0)) /*I2C1_SDA*/\
816 MUX_VAL(CP(I2C2_SCL), (IEN | PTU | EN | M0)) /*I2C2_SCL*/\
817 MUX_VAL(CP(I2C2_SDA), (IEN | PTU | EN | M0)) /*I2C2_SDA*/\
818 MUX_VAL(CP(I2C3_SCL), (IEN | PTU | EN | M0)) /*I2C3_SCL*/\
819 MUX_VAL(CP(I2C3_SDA), (IEN | PTU | EN | M0)) /*I2C3_SDA*/\
820 MUX_VAL(CP(I2C4_SCL), (IEN | PTU | EN | M0)) /*I2C4_SCL*/\
821 MUX_VAL(CP(I2C4_SDA), (IEN | PTU | EN | M0)) /*I2C4_SDA*/\
822 MUX_VAL(CP(McBSP1_DX), (IEN | PTD | DIS | M4)) /*GPIO_158*/\
823 MUX_VAL(CP(SYS_32K), (IEN | PTD | DIS | M0)) /*SYS_32K*/\
824 MUX_VAL(CP(SYS_BOOT0), (IEN | PTD | DIS | M4)) /*GPIO_2 */\
825 MUX_VAL(CP(SYS_BOOT1), (IEN | PTD | DIS | M4)) /*GPIO_3 */\
826 MUX_VAL(CP(SYS_BOOT2), (IEN | PTD | DIS | M4)) /*GPIO_4 */\
827 MUX_VAL(CP(SYS_BOOT3), (IEN | PTD | DIS | M4)) /*GPIO_5 */\
828 MUX_VAL(CP(SYS_BOOT4), (IEN | PTD | DIS | M4)) /*GPIO_6 */\
829 MUX_VAL(CP(SYS_BOOT5), (IEN | PTD | DIS | M4)) /*GPIO_7 */\
830 MUX_VAL(CP(SYS_BOOT6), (IEN | PTD | DIS | M4)) /*GPIO_8 */\
831 MUX_VAL(CP(SYS_CLKOUT2), (IEN | PTU | EN | M4)) /*GPIO_186*/\
832 MUX_VAL(CP(JTAG_nTRST), (IEN | PTD | DIS | M0)) /*JTAG_nTRST*/\
833 MUX_VAL(CP(JTAG_TCK), (IEN | PTD | DIS | M0)) /*JTAG_TCK*/\
834 MUX_VAL(CP(JTAG_TMS), (IEN | PTD | DIS | M0)) /*JTAG_TMS*/\
835 MUX_VAL(CP(JTAG_TDI), (IEN | PTD | DIS | M0)) /*JTAG_TDI*/\
836 MUX_VAL(CP(JTAG_EMU0), (IEN | PTD | DIS | M0)) /*JTAG_EMU0*/\
837 MUX_VAL(CP(JTAG_EMU1), (IEN | PTD | DIS | M0)) /*JTAG_EMU1*/\
838 MUX_VAL(CP(ETK_CLK), (IEN | PTD | DIS | M4)) /*GPIO_12*/\
839 MUX_VAL(CP(ETK_CTL), (IEN | PTD | DIS | M4)) /*GPIO_13*/\
840 MUX_VAL(CP(ETK_D0), (IEN | PTD | DIS | M4)) /*GPIO_14*/\
841 MUX_VAL(CP(ETK_D1), (IEN | PTD | DIS | M4)) /*GPIO_15*/\
842 MUX_VAL(CP(ETK_D2), (IEN | PTD | DIS | M4)) /*GPIO_16*/\
843 MUX_VAL(CP(ETK_D10), (IEN | PTD | DIS | M4)) /*GPIO_24*/\
844 MUX_VAL(CP(ETK_D11), (IEN | PTD | DIS | M4)) /*GPIO_25*/\
845 MUX_VAL(CP(ETK_D12), (IEN | PTD | DIS | M4)) /*GPIO_26*/\
846 MUX_VAL(CP(ETK_D13), (IEN | PTD | DIS | M4)) /*GPIO_27*/\
847 MUX_VAL(CP(ETK_D14), (IEN | PTD | DIS | M4)) /*GPIO_28*/\
848 MUX_VAL(CP(ETK_D15), (IEN | PTD | DIS | M4)) /*GPIO_29*/
850 /**********************************************************
851 * Routine: set_muxconf_regs
852 * Description: Setting up the configuration Mux registers
853 * specific to the hardware. Many pins need
854 * to be moved from protect to primary mode.
855 *********************************************************/
856 void set_muxconf_regs(void)
861 /**********************************************************
862 * Routine: nand+_init
863 * Description: Set up nand for nand and jffs2 commands
864 *********************************************************/
868 /* global settings */
869 __raw_writel(0x10, GPMC_SYSCONFIG); /* smart idle */
870 __raw_writel(0x0, GPMC_IRQENABLE); /* isr's sources masked */
871 __raw_writel(0, GPMC_TIMEOUT_CONTROL);/* timeout disable */
873 /* Set the GPMC Vals, NAND is mapped at CS0, oneNAND at CS0.
874 * We configure only GPMC CS0 with required values. Configiring other devices
875 * at other CS is done in u-boot. So we don't have to bother doing it here.
877 __raw_writel(0 , GPMC_CONFIG7 + GPMC_CONFIG_CS0);
880 #ifdef CFG_NAND_K9F1G08R0A
881 if ((get_mem_type() == GPMC_NAND) || (get_mem_type() == MMC_NAND)) {
882 __raw_writel(M_NAND_GPMC_CONFIG1, GPMC_CONFIG1 + GPMC_CONFIG_CS0);
883 __raw_writel(M_NAND_GPMC_CONFIG2, GPMC_CONFIG2 + GPMC_CONFIG_CS0);
884 __raw_writel(M_NAND_GPMC_CONFIG3, GPMC_CONFIG3 + GPMC_CONFIG_CS0);
885 __raw_writel(M_NAND_GPMC_CONFIG4, GPMC_CONFIG4 + GPMC_CONFIG_CS0);
886 __raw_writel(M_NAND_GPMC_CONFIG5, GPMC_CONFIG5 + GPMC_CONFIG_CS0);
887 __raw_writel(M_NAND_GPMC_CONFIG6, GPMC_CONFIG6 + GPMC_CONFIG_CS0);
889 /* Enable the GPMC Mapping */
890 __raw_writel((((OMAP34XX_GPMC_CS0_SIZE & 0xF)<<8) |
891 ((NAND_BASE_ADR>>24) & 0x3F) |
892 (1<<6)), (GPMC_CONFIG7 + GPMC_CONFIG_CS0));
897 printf("Unsupported Chip!\n");
905 if ((get_mem_type() == GPMC_ONENAND) || (get_mem_type() == MMC_ONENAND)) {
906 __raw_writel(ONENAND_GPMC_CONFIG1, GPMC_CONFIG1 + GPMC_CONFIG_CS0);
907 __raw_writel(ONENAND_GPMC_CONFIG2, GPMC_CONFIG2 + GPMC_CONFIG_CS0);
908 __raw_writel(ONENAND_GPMC_CONFIG3, GPMC_CONFIG3 + GPMC_CONFIG_CS0);
909 __raw_writel(ONENAND_GPMC_CONFIG4, GPMC_CONFIG4 + GPMC_CONFIG_CS0);
910 __raw_writel(ONENAND_GPMC_CONFIG5, GPMC_CONFIG5 + GPMC_CONFIG_CS0);
911 __raw_writel(ONENAND_GPMC_CONFIG6, GPMC_CONFIG6 + GPMC_CONFIG_CS0);
913 /* Enable the GPMC Mapping */
914 __raw_writel((((OMAP34XX_GPMC_CS0_SIZE & 0xF)<<8) |
915 ((ONENAND_BASE>>24) & 0x3F) |
916 (1<<6)), (GPMC_CONFIG7 + GPMC_CONFIG_CS0));
919 if (onenand_chip()) {
921 printf("OneNAND Unsupported !\n");
931 /* optionally do something like blinking LED */
932 void board_hang(void)
938 /******************************************************************************
939 * Dummy function to handle errors for EABI incompatibility
940 *****************************************************************************/
945 /******************************************************************************
946 * Dummy function to handle errors for EABI incompatibility
947 *****************************************************************************/