3 * Texas Instruments, <www.ti.com>
4 * Jian Zhang <jzhang@ti.com>
5 * Richard Woodruff <r-woodruff2@ti.com>
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
29 #include <asm/arch/cpu.h>
30 #include <asm/arch/bits.h>
31 #include <asm/arch/mux.h>
32 #include <asm/arch/sys_proto.h>
33 #include <asm/arch/sys_info.h>
34 #include <asm/arch/clocks.h>
35 #include <asm/arch/mem.h>
37 /* Used to index into DPLL parameter tables */
45 typedef struct dpll_param dpll_param;
47 /* Following functions are exported from lowlevel_init.S */
48 extern dpll_param * get_mpu_dpll_param();
49 extern dpll_param * get_iva_dpll_param();
50 extern dpll_param * get_core_dpll_param();
51 extern dpll_param * get_per_dpll_param();
53 #define __raw_readl(a) (*(volatile unsigned int *)(a))
54 #define __raw_writel(v,a) (*(volatile unsigned int *)(a) = (v))
55 #define __raw_readw(a) (*(volatile unsigned short *)(a))
56 #define __raw_writew(v,a) (*(volatile unsigned short *)(a) = (v))
58 /*******************************************************
60 * Description: spinning delay to use before udelay works
61 ******************************************************/
62 static inline void delay(unsigned long loops)
64 __asm__ volatile ("1:\n" "subs %0, %1, #1\n"
65 "bne 1b":"=r" (loops):"0"(loops));
68 void udelay (unsigned long usecs) {
72 /*****************************************
74 * Description: Early hardware init.
75 *****************************************/
81 /*************************************************************
82 * Routine: get_mem_type(void) - returns the kind of memory connected
83 * to GPMC that we are trying to boot form. Uses SYS BOOT settings.
84 *************************************************************/
85 u32 get_mem_type(void)
87 u32 mem_type = get_sysboot_value();
93 case 22: return GPMC_ONENAND;
99 case 27: return GPMC_NAND;
102 case 6: return MMC_ONENAND;
108 case 26: return GPMC_MDOC;
112 case 24: return MMC_NAND;
119 default: return GPMC_NOR;
123 /******************************************
124 * cpu_is_3410(void) - returns true for 3410
125 ******************************************/
126 u32 cpu_is_3410(void)
129 if(get_cpu_rev() < CPU_3430_ES2) {
132 /* read scalability status and return 1 for 3410*/
133 status = __raw_readl(CONTROL_SCALABLE_OMAP_STATUS);
134 /* Check whether MPU frequency is set to 266 MHz which
135 * is nominal for 3410. If yes return true else false
137 if (((status >> 8) & 0x3) == 0x2)
144 #ifdef CFG_3430SDRAM_DDR
145 /*********************************************************************
146 * config_3430sdram_ddr() - Init DDR on 3430SDP dev board.
147 *********************************************************************/
148 void config_3430sdram_ddr(void)
150 /* reset sdrc controller */
151 __raw_writel(SOFTRESET, SDRC_SYSCONFIG);
152 wait_on_value(BIT0, BIT0, SDRC_STATUS, 12000000);
153 __raw_writel(0, SDRC_SYSCONFIG);
155 /* setup sdrc to ball mux */
156 __raw_writel(SDP_SDRC_SHARING, SDRC_SHARING);
159 __raw_writel(SDP_SDRC_MDCFG_0_DDR, SDRC_MCFG_0);
162 if ((get_mem_type() == GPMC_ONENAND) || (get_mem_type() == MMC_ONENAND)){
163 __raw_writel(INFINEON_SDRC_ACTIM_CTRLA_0, SDRC_ACTIM_CTRLA_0);
164 __raw_writel(INFINEON_SDRC_ACTIM_CTRLB_0, SDRC_ACTIM_CTRLB_0);
166 if ((get_mem_type() == GPMC_NAND) ||(get_mem_type() == MMC_NAND)){
167 __raw_writel(MICRON_SDRC_ACTIM_CTRLA_0, SDRC_ACTIM_CTRLA_0);
168 __raw_writel(MICRON_SDRC_ACTIM_CTRLB_0, SDRC_ACTIM_CTRLB_0);
171 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_0);
172 __raw_writel(SDP_SDRC_POWER_POP, SDRC_POWER);
174 /* init sequence for mDDR/mSDR using manual commands (DDR is different) */
175 __raw_writel(CMD_NOP, SDRC_MANUAL_0);
177 __raw_writel(CMD_PRECHARGE, SDRC_MANUAL_0);
178 __raw_writel(CMD_AUTOREFRESH, SDRC_MANUAL_0);
179 __raw_writel(CMD_AUTOREFRESH, SDRC_MANUAL_0);
182 __raw_writel(SDP_SDRC_MR_0_DDR, SDRC_MR_0);
185 __raw_writel(SDP_SDRC_DLLAB_CTRL, SDRC_DLLA_CTRL);
186 delay(0x2000); /* give time to lock */
189 #endif // CFG_3430SDRAM_DDR
191 /*************************************************************
192 * get_sys_clk_speed - determine reference oscillator speed
193 * based on known 32kHz clock and gptimer.
194 *************************************************************/
195 u32 get_osc_clk_speed(void)
197 u32 start, cstart, cend, cdiff, val;
199 val = __raw_readl(PRM_CLKSRC_CTRL);
200 /* If SYS_CLK is being divided by 2, remove for now */
201 val = (val & (~BIT7)) | BIT6;
202 __raw_writel(val, PRM_CLKSRC_CTRL);
205 val = __raw_readl(CM_CLKSEL_WKUP) | BIT0;
206 __raw_writel(val, CM_CLKSEL_WKUP); /* select sys_clk for GPT1 */
208 /* Enable I and F Clocks for GPT1 */
209 val = __raw_readl(CM_ICLKEN_WKUP) | BIT0 | BIT2;
210 __raw_writel(val, CM_ICLKEN_WKUP);
211 val = __raw_readl(CM_FCLKEN_WKUP) | BIT0;
212 __raw_writel(val, CM_FCLKEN_WKUP);
214 __raw_writel(0, OMAP34XX_GPT1 + TLDR); /* start counting at 0 */
215 __raw_writel(GPT_EN, OMAP34XX_GPT1 + TCLR); /* enable clock */
216 /* enable 32kHz source *//* enabled out of reset */
217 /* determine sys_clk via gauging */
219 start = 20 + __raw_readl(S32K_CR); /* start time in 20 cycles */
220 while (__raw_readl(S32K_CR) < start); /* dead loop till start time */
221 cstart = __raw_readl(OMAP34XX_GPT1 + TCRR); /* get start sys_clk count */
222 while (__raw_readl(S32K_CR) < (start + 20)); /* wait for 40 cycles */
223 cend = __raw_readl(OMAP34XX_GPT1 + TCRR); /* get end sys_clk count */
224 cdiff = cend - cstart; /* get elapsed ticks */
226 /* based on number of ticks assign speed */
229 else if (cdiff > 15200)
231 else if (cdiff > 13000)
233 else if (cdiff > 9000)
235 else if (cdiff > 7600)
241 /******************************************************************************
242 * prcm_init() - inits clocks for PRCM as defined in clocks.h
243 * -- called from SRAM, or Flash (using temp SRAM stack).
244 *****************************************************************************/
247 u32 osc_clk=0, sys_clkin_sel;
248 dpll_param *dpll_param_p;
249 u32 clk_index, sil_index;
251 /* Gauge the input clock speed and find out the sys_clkin_sel
252 * value corresponding to the input clock.
254 osc_clk = get_osc_clk_speed();
255 get_sys_clkin_sel(osc_clk, &sys_clkin_sel);
257 sr32(PRM_CLKSEL, 0, 3, sys_clkin_sel); /* set input crystal speed */
259 /* If the input clock is greater than 19.2M always divide/2 */
260 if(sys_clkin_sel > 2) {
261 sr32(PRM_CLKSRC_CTRL, 6, 2, 2);/* input clock divider */
262 clk_index = sys_clkin_sel/2;
264 sr32(PRM_CLKSRC_CTRL, 6, 2, 1);/* input clock divider */
265 clk_index = sys_clkin_sel;
268 /* The DPLL tables are defined according to sysclk value and
269 * silicon revision. The clk_index value will be used to get
270 * the values for that input sysclk from the DPLL param table
271 * and sil_index will get the values for that SysClk for the
272 * appropriate silicon rev.
274 sil_index = !(get_cpu_rev() == CPU_3XX_ES10);
276 /* Unlock MPU DPLL (slows things down, and needed later) */
277 sr32(CM_CLKEN_PLL_MPU, 0, 3, PLL_LOW_POWER_BYPASS);
278 wait_on_value(BIT0, 0, CM_IDLEST_PLL_MPU, LDELAY);
280 /* Getting the base address of Core DPLL param table*/
281 dpll_param_p = (dpll_param *)get_core_dpll_param();
282 /* Moving it to the right sysclk and ES rev base */
283 dpll_param_p = dpll_param_p + 2*clk_index + sil_index;
285 /* sr32(CM_CLKSEL2_EMU) set override to work when asleep */
286 sr32(CM_CLKEN_PLL, 0, 3, PLL_FAST_RELOCK_BYPASS);
287 wait_on_value(BIT0, 0, CM_IDLEST_CKGEN, LDELAY);
288 sr32(CM_CLKSEL1_EMU, 16, 5, CORE_M3X2); /* m3x2 */
289 sr32(CM_CLKSEL1_PLL, 27, 2, dpll_param_p->m2); /* Set M2 */
290 sr32(CM_CLKSEL1_PLL, 16, 11, dpll_param_p->m); /* Set M */
291 sr32(CM_CLKSEL1_PLL, 8, 7, dpll_param_p->n); /* Set N */
292 sr32(CM_CLKSEL1_PLL, 6, 1, 0); /* 96M Src */
293 sr32(CM_CLKSEL_CORE, 8, 4, CORE_SSI_DIV); /* ssi */
294 sr32(CM_CLKSEL_CORE, 4, 2, CORE_FUSB_DIV); /* fsusb */
295 sr32(CM_CLKSEL_CORE, 2, 2, CORE_L4_DIV); /* l4 */
296 sr32(CM_CLKSEL_CORE, 0, 2, CORE_L3_DIV); /* l3 */
297 sr32(CM_CLKSEL_GFX, 0, 3, GFX_DIV); /* gfx */
298 sr32(CM_CLKSEL_WKUP, 1, 2, WKUP_RSM); /* reset mgr */
299 sr32(CM_CLKEN_PLL, 4, 4, dpll_param_p->fsel); /* FREQSEL */
300 sr32(CM_CLKEN_PLL, 0, 3, PLL_LOCK); /* lock mode */
301 wait_on_value(BIT0, 1, CM_IDLEST_CKGEN, LDELAY);
303 /* Getting the base address to PER DPLL param table*/
304 dpll_param_p = (dpll_param *)get_per_dpll_param();
305 /* Moving it to the right sysclk base */
306 dpll_param_p = dpll_param_p + clk_index;
308 sr32(CM_CLKEN_PLL, 16, 3, PLL_STOP);
309 wait_on_value(BIT1, 0, CM_IDLEST_CKGEN, LDELAY);
310 sr32(CM_CLKSEL1_EMU, 24, 5, PER_M6X2); /* set M6 */
311 sr32(CM_CLKSEL_CAM, 0, 5, PER_M5X2); /* set M5 */
312 sr32(CM_CLKSEL_DSS, 0, 5, PER_M4X2); /* set M4 */
313 sr32(CM_CLKSEL_DSS, 8, 5, PER_M3X2); /* set M3 */
314 sr32(CM_CLKSEL3_PLL, 0, 5, dpll_param_p->m2); /* set M2 */
315 sr32(CM_CLKSEL2_PLL, 8, 11, dpll_param_p->m); /* set m */
316 sr32(CM_CLKSEL2_PLL, 0, 7, dpll_param_p->n); /* set n */
317 sr32(CM_CLKEN_PLL, 20, 4, dpll_param_p->fsel);/* FREQSEL */
318 sr32(CM_CLKEN_PLL, 16, 3, PLL_LOCK); /* lock mode */
319 wait_on_value(BIT1, 2, CM_IDLEST_CKGEN, LDELAY);
321 /* Getting the base address to MPU DPLL param table*/
322 dpll_param_p = (dpll_param *)get_mpu_dpll_param();
323 /* Moving it to the right sysclk and ES rev base */
324 dpll_param_p = dpll_param_p + 2*clk_index + sil_index;
325 /* MPU DPLL (unlocked already) */
326 sr32(CM_CLKSEL2_PLL_MPU, 0, 5, dpll_param_p->m2); /* Set M2 */
327 sr32(CM_CLKSEL1_PLL_MPU, 8, 11, dpll_param_p->m); /* Set M */
328 sr32(CM_CLKSEL1_PLL_MPU, 0, 7, dpll_param_p->n); /* Set N */
329 sr32(CM_CLKEN_PLL_MPU, 4, 4, dpll_param_p->fsel); /* FREQSEL */
330 sr32(CM_CLKEN_PLL_MPU, 0, 3, PLL_LOCK); /* lock mode */
331 wait_on_value(BIT0, 1, CM_IDLEST_PLL_MPU, LDELAY);
333 /* Getting the base address to IVA DPLL param table*/
334 dpll_param_p = (dpll_param *)get_iva_dpll_param();
335 /* Moving it to the right sysclk and ES rev base */
336 dpll_param_p = dpll_param_p + 2*clk_index + sil_index;
337 /* IVA DPLL (set to 12*20=240MHz) */
338 sr32(CM_CLKEN_PLL_IVA2, 0, 3, PLL_STOP);
339 wait_on_value(BIT0, 0, CM_IDLEST_PLL_IVA2, LDELAY);
340 sr32(CM_CLKSEL2_PLL_IVA2, 0, 5, dpll_param_p->m2); /* set M2 */
341 sr32(CM_CLKSEL1_PLL_IVA2, 8, 11, dpll_param_p->m); /* set M */
342 sr32(CM_CLKSEL1_PLL_IVA2, 0, 7, dpll_param_p->n); /* set N */
343 sr32(CM_CLKEN_PLL_IVA2, 4, 4, dpll_param_p->fsel); /* FREQSEL */
344 sr32(CM_CLKEN_PLL_IVA2, 0, 3, PLL_LOCK); /* lock mode */
345 wait_on_value(BIT0, 1, CM_IDLEST_PLL_IVA2, LDELAY);
347 /* Set up GPTimers to sys_clk source only */
348 sr32(CM_CLKSEL_PER, 0, 8, 0xff);
349 sr32(CM_CLKSEL_WKUP, 0, 1, 1);
354 /**********************************************************
356 * Description: Does early system init of muxing and clocks.
357 * - Called at time when only stack is available.
358 **********************************************************/
363 #ifdef CONFIG_3430_AS_3410
364 /* setup the scalability control register for
365 * 3430 to work in 3410 mode
367 __raw_writel(0x5ABF,CONTROL_SCALABLE_OMAP_OCP);
374 config_3430sdram_ddr();
377 /*******************************************************
378 * Routine: misc_init_r
379 * Description: Init ethernet (done here so udelay works)
380 ********************************************************/
381 int misc_init_r (void)
386 /******************************************************
387 * Routine: wait_for_command_complete
388 * Description: Wait for posting to finish on watchdog
389 ******************************************************/
390 void wait_for_command_complete(unsigned int wd_base)
394 pending = __raw_readl(wd_base + WWPS);
398 /****************************************
399 * Routine: watchdog_init
400 * Description: Shut down watch dogs
401 *****************************************/
402 void watchdog_init(void)
404 /* There are 3 watch dogs WD1=Secure, WD2=MPU, WD3=IVA. WD1 is
405 * either taken care of by ROM (HS/EMU) or not accessible (GP).
406 * We need to take care of WD2-MPU or take a PRCM reset. WD3
407 * should not be running and does not generate a PRCM reset.
409 sr32(CM_FCLKEN_WKUP, 5, 1, 1);
410 sr32(CM_ICLKEN_WKUP, 5, 1, 1);
411 wait_on_value(BIT5, 0x20, CM_IDLEST_WKUP, 5); /* some issue here */
413 __raw_writel(WD_UNLOCK1, WD2_BASE + WSPR);
414 wait_for_command_complete(WD2_BASE);
415 __raw_writel(WD_UNLOCK2, WD2_BASE + WSPR);
418 /**********************************************
420 * Description: sets uboots idea of sdram size
421 **********************************************/
427 /*****************************************************************
428 * Routine: peripheral_enable
429 * Description: Enable the clks & power for perifs (GPT2, UART1,...)
430 ******************************************************************/
431 void per_clocks_enable(void)
433 /* Enable GP2 timer. */
434 sr32(CM_CLKSEL_PER, 0, 1, 0x1); /* GPT2 = sys clk */
435 sr32(CM_ICLKEN_PER, 3, 1, 0x1); /* ICKen GPT2 */
436 sr32(CM_FCLKEN_PER, 3, 1, 0x1); /* FCKen GPT2 */
439 /* Enable UART1 clocks */
440 sr32(CM_FCLKEN1_CORE, 13, 1, 0x1);
441 sr32(CM_ICLKEN1_CORE, 13, 1, 0x1);
446 /* Set MUX for UART, GPMC, SDRC, GPIO */
448 #define MUX_VAL(OFFSET,VALUE)\
449 __raw_writew((VALUE), OMAP34XX_CTRL_BASE + (OFFSET));
451 #define CP(x) (CONTROL_PADCONF_##x)
454 * IDIS - Input Disable
455 * PTD - Pull type Down
457 * DIS - Pull type selection is inactive
458 * EN - Pull type selection is active
460 * The commented string gives the final mux configuration for that pin
462 #define MUX_DEFAULT()\
463 MUX_VAL(CP(SDRC_D0), (IEN | PTD | DIS | M0)) /*SDRC_D0*/\
464 MUX_VAL(CP(SDRC_D1), (IEN | PTD | DIS | M0)) /*SDRC_D1*/\
465 MUX_VAL(CP(SDRC_D2), (IEN | PTD | DIS | M0)) /*SDRC_D2*/\
466 MUX_VAL(CP(SDRC_D3), (IEN | PTD | DIS | M0)) /*SDRC_D3*/\
467 MUX_VAL(CP(SDRC_D4), (IEN | PTD | DIS | M0)) /*SDRC_D4*/\
468 MUX_VAL(CP(SDRC_D5), (IEN | PTD | DIS | M0)) /*SDRC_D5*/\
469 MUX_VAL(CP(SDRC_D6), (IEN | PTD | DIS | M0)) /*SDRC_D6*/\
470 MUX_VAL(CP(SDRC_D7), (IEN | PTD | DIS | M0)) /*SDRC_D7*/\
471 MUX_VAL(CP(SDRC_D8), (IEN | PTD | DIS | M0)) /*SDRC_D8*/\
472 MUX_VAL(CP(SDRC_D9), (IEN | PTD | DIS | M0)) /*SDRC_D9*/\
473 MUX_VAL(CP(SDRC_D10), (IEN | PTD | DIS | M0)) /*SDRC_D10*/\
474 MUX_VAL(CP(SDRC_D11), (IEN | PTD | DIS | M0)) /*SDRC_D11*/\
475 MUX_VAL(CP(SDRC_D12), (IEN | PTD | DIS | M0)) /*SDRC_D12*/\
476 MUX_VAL(CP(SDRC_D13), (IEN | PTD | DIS | M0)) /*SDRC_D13*/\
477 MUX_VAL(CP(SDRC_D14), (IEN | PTD | DIS | M0)) /*SDRC_D14*/\
478 MUX_VAL(CP(SDRC_D15), (IEN | PTD | DIS | M0)) /*SDRC_D15*/\
479 MUX_VAL(CP(SDRC_D16), (IEN | PTD | DIS | M0)) /*SDRC_D16*/\
480 MUX_VAL(CP(SDRC_D17), (IEN | PTD | DIS | M0)) /*SDRC_D17*/\
481 MUX_VAL(CP(SDRC_D18), (IEN | PTD | DIS | M0)) /*SDRC_D18*/\
482 MUX_VAL(CP(SDRC_D19), (IEN | PTD | DIS | M0)) /*SDRC_D19*/\
483 MUX_VAL(CP(SDRC_D20), (IEN | PTD | DIS | M0)) /*SDRC_D20*/\
484 MUX_VAL(CP(SDRC_D21), (IEN | PTD | DIS | M0)) /*SDRC_D21*/\
485 MUX_VAL(CP(SDRC_D22), (IEN | PTD | DIS | M0)) /*SDRC_D22*/\
486 MUX_VAL(CP(SDRC_D23), (IEN | PTD | DIS | M0)) /*SDRC_D23*/\
487 MUX_VAL(CP(SDRC_D24), (IEN | PTD | DIS | M0)) /*SDRC_D24*/\
488 MUX_VAL(CP(SDRC_D25), (IEN | PTD | DIS | M0)) /*SDRC_D25*/\
489 MUX_VAL(CP(SDRC_D26), (IEN | PTD | DIS | M0)) /*SDRC_D26*/\
490 MUX_VAL(CP(SDRC_D27), (IEN | PTD | DIS | M0)) /*SDRC_D27*/\
491 MUX_VAL(CP(SDRC_D28), (IEN | PTD | DIS | M0)) /*SDRC_D28*/\
492 MUX_VAL(CP(SDRC_D29), (IEN | PTD | DIS | M0)) /*SDRC_D29*/\
493 MUX_VAL(CP(SDRC_D30), (IEN | PTD | DIS | M0)) /*SDRC_D30*/\
494 MUX_VAL(CP(SDRC_D31), (IEN | PTD | DIS | M0)) /*SDRC_D31*/\
495 MUX_VAL(CP(SDRC_CLK), (IEN | PTD | DIS | M0)) /*SDRC_CLK*/\
496 MUX_VAL(CP(SDRC_DQS0), (IEN | PTD | DIS | M0)) /*SDRC_DQS0*/\
497 MUX_VAL(CP(SDRC_DQS1), (IEN | PTD | DIS | M0)) /*SDRC_DQS1*/\
498 MUX_VAL(CP(SDRC_DQS2), (IEN | PTD | DIS | M0)) /*SDRC_DQS2*/\
499 MUX_VAL(CP(SDRC_DQS3), (IEN | PTD | DIS | M0)) /*SDRC_DQS3*/\
500 MUX_VAL(CP(GPMC_A1), (IDIS | PTD | DIS | M0)) /*GPMC_A1*/\
501 MUX_VAL(CP(GPMC_A2), (IDIS | PTD | DIS | M0)) /*GPMC_A2*/\
502 MUX_VAL(CP(GPMC_A3), (IDIS | PTD | DIS | M0)) /*GPMC_A3*/\
503 MUX_VAL(CP(GPMC_A4), (IDIS | PTD | DIS | M0)) /*GPMC_A4*/\
504 MUX_VAL(CP(GPMC_A5), (IDIS | PTD | DIS | M0)) /*GPMC_A5*/\
505 MUX_VAL(CP(GPMC_A6), (IDIS | PTD | DIS | M0)) /*GPMC_A6*/\
506 MUX_VAL(CP(GPMC_A7), (IDIS | PTD | DIS | M0)) /*GPMC_A7*/\
507 MUX_VAL(CP(GPMC_A8), (IDIS | PTD | DIS | M0)) /*GPMC_A8*/\
508 MUX_VAL(CP(GPMC_A9), (IDIS | PTD | DIS | M0)) /*GPMC_A9*/\
509 MUX_VAL(CP(GPMC_A10), (IDIS | PTD | DIS | M0)) /*GPMC_A10*/\
510 MUX_VAL(CP(GPMC_D0), (IEN | PTD | DIS | M0)) /*GPMC_D0*/\
511 MUX_VAL(CP(GPMC_D1), (IEN | PTD | DIS | M0)) /*GPMC_D1*/\
512 MUX_VAL(CP(GPMC_D2), (IEN | PTD | DIS | M0)) /*GPMC_D2*/\
513 MUX_VAL(CP(GPMC_D3), (IEN | PTD | DIS | M0)) /*GPMC_D3*/\
514 MUX_VAL(CP(GPMC_D4), (IEN | PTD | DIS | M0)) /*GPMC_D4*/\
515 MUX_VAL(CP(GPMC_D5), (IEN | PTD | DIS | M0)) /*GPMC_D5*/\
516 MUX_VAL(CP(GPMC_D6), (IEN | PTD | DIS | M0)) /*GPMC_D6*/\
517 MUX_VAL(CP(GPMC_D7), (IEN | PTD | DIS | M0)) /*GPMC_D7*/\
518 MUX_VAL(CP(GPMC_D8), (IEN | PTD | DIS | M0)) /*GPMC_D8*/\
519 MUX_VAL(CP(GPMC_D9), (IEN | PTD | DIS | M0)) /*GPMC_D9*/\
520 MUX_VAL(CP(GPMC_D10), (IEN | PTD | DIS | M0)) /*GPMC_D10*/\
521 MUX_VAL(CP(GPMC_D11), (IEN | PTD | DIS | M0)) /*GPMC_D11*/\
522 MUX_VAL(CP(GPMC_D12), (IEN | PTD | DIS | M0)) /*GPMC_D12*/\
523 MUX_VAL(CP(GPMC_D13), (IEN | PTD | DIS | M0)) /*GPMC_D13*/\
524 MUX_VAL(CP(GPMC_D14), (IEN | PTD | DIS | M0)) /*GPMC_D14*/\
525 MUX_VAL(CP(GPMC_D15), (IEN | PTD | DIS | M0)) /*GPMC_D15*/\
526 MUX_VAL(CP(GPMC_nCS0), (IDIS | PTU | EN | M0)) /*GPMC_nCS0*/\
527 MUX_VAL(CP(GPMC_nCS1), (IDIS | PTU | EN | M0)) /*GPMC_nCS1*/\
528 MUX_VAL(CP(GPMC_nCS2), (IDIS | PTU | EN | M0)) /*GPMC_nCS2*/\
529 MUX_VAL(CP(GPMC_nCS3), (IDIS | PTU | EN | M0)) /*GPMC_nCS3*/\
530 MUX_VAL(CP(GPMC_nCS4), (IDIS | PTU | EN | M0)) /*GPMC_nCS4*/\
531 MUX_VAL(CP(GPMC_nCS5), (IDIS | PTU | EN | M0)) /*GPMC_nCS5*/\
532 MUX_VAL(CP(GPMC_nCS6), (IDIS | PTU | EN | M0)) /*GPMC_nCS6*/\
533 MUX_VAL(CP(GPMC_nCS7), (IDIS | PTU | EN | M0)) /*GPMC_nCS7*/\
534 MUX_VAL(CP(GPMC_CLK), (IDIS | PTD | DIS | M0)) /*GPMC_CLK*/\
535 MUX_VAL(CP(GPMC_nADV_ALE), (IDIS | PTD | DIS | M0)) /*GPMC_nADV_ALE*/\
536 MUX_VAL(CP(GPMC_nOE), (IDIS | PTD | DIS | M0)) /*GPMC_nOE*/\
537 MUX_VAL(CP(GPMC_nWE), (IDIS | PTD | DIS | M0)) /*GPMC_nWE*/\
538 MUX_VAL(CP(GPMC_nBE0_CLE), (IDIS | PTD | DIS | M0)) /*GPMC_nBE0_CLE*/\
539 MUX_VAL(CP(GPMC_nBE1), (IDIS | PTD | DIS | M4)) /*GPIO_61*/\
540 MUX_VAL(CP(GPMC_nWP), (IEN | PTD | DIS | M0)) /*GPMC_nWP*/\
541 MUX_VAL(CP(GPMC_WAIT0), (IEN | PTU | EN | M0)) /*GPMC_WAIT0*/\
542 MUX_VAL(CP(GPMC_WAIT1), (IEN | PTU | EN | M0)) /*GPMC_WAIT1*/\
543 MUX_VAL(CP(GPMC_WAIT2), (IEN | PTU | EN | M4)) /*GPIO_64*/\
544 MUX_VAL(CP(GPMC_WAIT3), (IEN | PTU | EN | M4)) /*GPIO_65*/\
545 MUX_VAL(CP(DSS_DATA18), (IEN | PTD | DIS | M4)) /*GPIO_88*/\
546 MUX_VAL(CP(DSS_DATA19), (IEN | PTD | DIS | M4)) /*GPIO_89*/\
547 MUX_VAL(CP(DSS_DATA20), (IEN | PTD | DIS | M4)) /*GPIO_90*/\
548 MUX_VAL(CP(DSS_DATA21), (IEN | PTD | DIS | M4)) /*GPIO_91*/\
549 MUX_VAL(CP(CAM_WEN), (IEN | PTD | DIS | M4)) /*GPIO_167*/\
550 MUX_VAL(CP(UART1_TX), (IDIS | PTD | DIS | M0)) /*UART1_TX*/\
551 MUX_VAL(CP(UART1_RTS), (IDIS | PTD | DIS | M0)) /*UART1_RTS*/\
552 MUX_VAL(CP(UART1_CTS), (IEN | PTU | DIS | M0)) /*UART1_CTS*/\
553 MUX_VAL(CP(UART1_RX), (IEN | PTD | DIS | M0)) /*UART1_RX*/\
554 MUX_VAL(CP(McBSP1_DX), (IEN | PTD | DIS | M4)) /*GPIO_158*/\
555 MUX_VAL(CP(SYS_32K), (IEN | PTD | DIS | M0)) /*SYS_32K*/\
556 MUX_VAL(CP(SYS_BOOT0), (IEN | PTD | DIS | M4)) /*GPIO_2 */\
557 MUX_VAL(CP(SYS_BOOT1), (IEN | PTD | DIS | M4)) /*GPIO_3 */\
558 MUX_VAL(CP(SYS_BOOT2), (IEN | PTD | DIS | M4)) /*GPIO_4 */\
559 MUX_VAL(CP(SYS_BOOT3), (IEN | PTD | DIS | M4)) /*GPIO_5 */\
560 MUX_VAL(CP(SYS_BOOT4), (IEN | PTD | DIS | M4)) /*GPIO_6 */\
561 MUX_VAL(CP(SYS_BOOT5), (IEN | PTD | DIS | M4)) /*GPIO_7 */\
562 MUX_VAL(CP(SYS_BOOT6), (IEN | PTD | DIS | M4)) /*GPIO_8 */\
563 MUX_VAL(CP(SYS_CLKOUT2), (IEN | PTU | EN | M4)) /*GPIO_186*/\
564 MUX_VAL(CP(JTAG_nTRST), (IEN | PTD | DIS | M0)) /*JTAG_nTRST*/\
565 MUX_VAL(CP(JTAG_TCK), (IEN | PTD | DIS | M0)) /*JTAG_TCK*/\
566 MUX_VAL(CP(JTAG_TMS), (IEN | PTD | DIS | M0)) /*JTAG_TMS*/\
567 MUX_VAL(CP(JTAG_TDI), (IEN | PTD | DIS | M0)) /*JTAG_TDI*/\
568 MUX_VAL(CP(JTAG_EMU0), (IEN | PTD | DIS | M0)) /*JTAG_EMU0*/\
569 MUX_VAL(CP(JTAG_EMU1), (IEN | PTD | DIS | M0)) /*JTAG_EMU1*/\
570 MUX_VAL(CP(ETK_CLK), (IEN | PTD | DIS | M4)) /*GPIO_12*/\
571 MUX_VAL(CP(ETK_CTL), (IEN | PTD | DIS | M4)) /*GPIO_13*/\
572 MUX_VAL(CP(ETK_D0 ), (IEN | PTD | DIS | M4)) /*GPIO_14*/\
573 MUX_VAL(CP(ETK_D1 ), (IEN | PTD | DIS | M4)) /*GPIO_15*/\
574 MUX_VAL(CP(ETK_D2 ), (IEN | PTD | DIS | M4)) /*GPIO_16*/\
575 MUX_VAL(CP(ETK_D10), (IEN | PTD | DIS | M4)) /*GPIO_24*/\
576 MUX_VAL(CP(ETK_D11), (IEN | PTD | DIS | M4)) /*GPIO_25*/\
577 MUX_VAL(CP(ETK_D12), (IEN | PTD | DIS | M4)) /*GPIO_26*/\
578 MUX_VAL(CP(ETK_D13), (IEN | PTD | DIS | M4)) /*GPIO_27*/\
579 MUX_VAL(CP(ETK_D14), (IEN | PTD | DIS | M4)) /*GPIO_28*/\
580 MUX_VAL(CP(ETK_D15), (IEN | PTD | DIS | M4)) /*GPIO_29*/
582 /**********************************************************
583 * Routine: set_muxconf_regs
584 * Description: Setting up the configuration Mux registers
585 * specific to the hardware. Many pins need
586 * to be moved from protect to primary mode.
587 *********************************************************/
588 void set_muxconf_regs(void)
593 /**********************************************************
594 * Routine: nand+_init
595 * Description: Set up nand for nand and jffs2 commands
596 *********************************************************/
600 /* global settings */
601 __raw_writel(0x10, GPMC_SYSCONFIG); /* smart idle */
602 __raw_writel(0x0, GPMC_IRQENABLE); /* isr's sources masked */
603 __raw_writel(0, GPMC_TIMEOUT_CONTROL);/* timeout disable */
605 /* Set the GPMC Vals . For NAND boot on 3430SDP, NAND is mapped at CS0
606 * , NOR at CS1 and MPDB at CS3. And oneNAND boot, we map oneNAND at CS0.
607 * We configure only GPMC CS0 with required values. Configiring other devices
608 * at other CS in done in u-boot anyway. So we don't have to bother doing it here.
610 __raw_writel(0 , GPMC_CONFIG7 + GPMC_CONFIG_CS0);
613 if ((get_mem_type() == GPMC_NAND) || (get_mem_type() == MMC_NAND)){
614 __raw_writel( M_NAND_GPMC_CONFIG1, GPMC_CONFIG1 + GPMC_CONFIG_CS0);
615 __raw_writel( M_NAND_GPMC_CONFIG2, GPMC_CONFIG2 + GPMC_CONFIG_CS0);
616 __raw_writel( M_NAND_GPMC_CONFIG3, GPMC_CONFIG3 + GPMC_CONFIG_CS0);
617 __raw_writel( M_NAND_GPMC_CONFIG4, GPMC_CONFIG4 + GPMC_CONFIG_CS0);
618 __raw_writel( M_NAND_GPMC_CONFIG5, GPMC_CONFIG5 + GPMC_CONFIG_CS0);
619 __raw_writel( M_NAND_GPMC_CONFIG6, GPMC_CONFIG6 + GPMC_CONFIG_CS0);
621 /* Enable the GPMC Mapping */
622 __raw_writel(( ((OMAP34XX_GPMC_CS0_SIZE & 0xF)<<8) |
623 ((NAND_BASE_ADR>>24) & 0x3F) |
624 (1<<6) ), (GPMC_CONFIG7 + GPMC_CONFIG_CS0));
629 printf("Unsupported Chip!\n");
636 if ((get_mem_type() == GPMC_ONENAND) || (get_mem_type() == MMC_ONENAND)){
637 __raw_writel( ONENAND_GPMC_CONFIG1, GPMC_CONFIG1 + GPMC_CONFIG_CS0);
638 __raw_writel( ONENAND_GPMC_CONFIG2, GPMC_CONFIG2 + GPMC_CONFIG_CS0);
639 __raw_writel( ONENAND_GPMC_CONFIG3, GPMC_CONFIG3 + GPMC_CONFIG_CS0);
640 __raw_writel( ONENAND_GPMC_CONFIG4, GPMC_CONFIG4 + GPMC_CONFIG_CS0);
641 __raw_writel( ONENAND_GPMC_CONFIG5, GPMC_CONFIG5 + GPMC_CONFIG_CS0);
642 __raw_writel( ONENAND_GPMC_CONFIG6, GPMC_CONFIG6 + GPMC_CONFIG_CS0);
644 /* Enable the GPMC Mapping */
645 __raw_writel(( ((OMAP34XX_GPMC_CS0_SIZE & 0xF)<<8) |
646 ((ONENAND_BASE>>24) & 0x3F) |
647 (1<<6) ), (GPMC_CONFIG7 + GPMC_CONFIG_CS0));
652 printf("OneNAND Unsupported !\n");
660 /* optionally do something like blinking LED */
661 void board_hang (void)
664 /******************************************************************************
665 * Dummy function to handle errors for EABI incompatibility
666 *****************************************************************************/
671 /******************************************************************************
672 * Dummy function to handle errors for EABI incompatibility
673 *****************************************************************************/