1 // SPDX-License-Identifier: GPL-2.0+
4 * Josef Baumgartner <josef.baumgartner@telex.de>
8 * BuS Elektronik GmbH & Co. KG <esw@bus-elektronik.de>
10 * Arcturus Networks Inc. <www.arcturusnetworks.com>
12 * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
13 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
14 * Hayden Fraser (Hayden.Fraser@freescale.com)
17 * Copyright (C) 2008 Arthur Shipkowski (art@videon-central.com)
23 #include <asm/immap.h>
26 #if defined(CONFIG_CMD_NET)
33 /* Only 5272 Flexbus chipselect is different from the rest */
36 fbcs_t *fbcs = (fbcs_t *) (MMAP_FBCS);
38 #if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \
39 && defined(CONFIG_SYS_CS0_CTRL))
40 out_be32(&fbcs->csar0, CONFIG_SYS_CS0_BASE);
41 out_be32(&fbcs->cscr0, CONFIG_SYS_CS0_CTRL);
42 out_be32(&fbcs->csmr0, CONFIG_SYS_CS0_MASK);
44 #warning "Chip Select 0 are not initialized/used"
46 #if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \
47 && defined(CONFIG_SYS_CS1_CTRL))
48 out_be32(&fbcs->csar1, CONFIG_SYS_CS1_BASE);
49 out_be32(&fbcs->cscr1, CONFIG_SYS_CS1_CTRL);
50 out_be32(&fbcs->csmr1, CONFIG_SYS_CS1_MASK);
52 #if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \
53 && defined(CONFIG_SYS_CS2_CTRL))
54 out_be32(&fbcs->csar2, CONFIG_SYS_CS2_BASE);
55 out_be32(&fbcs->cscr2, CONFIG_SYS_CS2_CTRL);
56 out_be32(&fbcs->csmr2, CONFIG_SYS_CS2_MASK);
58 #if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \
59 && defined(CONFIG_SYS_CS3_CTRL))
60 out_be32(&fbcs->csar3, CONFIG_SYS_CS3_BASE);
61 out_be32(&fbcs->cscr3, CONFIG_SYS_CS3_CTRL);
62 out_be32(&fbcs->csmr3, CONFIG_SYS_CS3_MASK);
64 #if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \
65 && defined(CONFIG_SYS_CS4_CTRL))
66 out_be32(&fbcs->csar4, CONFIG_SYS_CS4_BASE);
67 out_be32(&fbcs->cscr4, CONFIG_SYS_CS4_CTRL);
68 out_be32(&fbcs->csmr4, CONFIG_SYS_CS4_MASK);
70 #if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \
71 && defined(CONFIG_SYS_CS5_CTRL))
72 out_be32(&fbcs->csar5, CONFIG_SYS_CS5_BASE);
73 out_be32(&fbcs->cscr5, CONFIG_SYS_CS5_CTRL);
74 out_be32(&fbcs->csmr5, CONFIG_SYS_CS5_MASK);
76 #if (defined(CONFIG_SYS_CS6_BASE) && defined(CONFIG_SYS_CS6_MASK) \
77 && defined(CONFIG_SYS_CS6_CTRL))
78 out_be32(&fbcs->csar6, CONFIG_SYS_CS6_BASE);
79 out_be32(&fbcs->cscr6, CONFIG_SYS_CS6_CTRL);
80 out_be32(&fbcs->csmr6, CONFIG_SYS_CS6_MASK);
82 #if (defined(CONFIG_SYS_CS7_BASE) && defined(CONFIG_SYS_CS7_MASK) \
83 && defined(CONFIG_SYS_CS7_CTRL))
84 out_be32(&fbcs->csar7, CONFIG_SYS_CS7_BASE);
85 out_be32(&fbcs->cscr7, CONFIG_SYS_CS7_CTRL);
86 out_be32(&fbcs->csmr7, CONFIG_SYS_CS7_MASK);
91 #if defined(CONFIG_M5208)
94 scm1_t *scm1 = (scm1_t *) MMAP_SCM1;
96 #ifndef CONFIG_WATCHDOG
97 wdog_t *wdg = (wdog_t *) MMAP_WDOG;
99 /* Disable the watchdog if we aren't using it */
100 out_be16(&wdg->cr, 0);
103 out_be32(&scm1->mpr, 0x77777777);
104 out_be32(&scm1->pacra, 0);
105 out_be32(&scm1->pacrb, 0);
106 out_be32(&scm1->pacrc, 0);
107 out_be32(&scm1->pacrd, 0);
108 out_be32(&scm1->pacre, 0);
109 out_be32(&scm1->pacrf, 0);
111 /* FlexBus Chipselect */
117 /* initialize higher level parts of CPU like timers */
123 void uart_port_conf(int port)
125 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
130 clrbits_be16(&gpio->par_uart, ~GPIO_PAR_UART0_UNMASK);
131 setbits_be16(&gpio->par_uart, GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD);
134 clrbits_be16(&gpio->par_uart, ~GPIO_PAR_UART0_UNMASK);
135 setbits_be16(&gpio->par_uart, GPIO_PAR_UART_U1TXD | GPIO_PAR_UART_U1RXD);
138 #ifdef CONFIG_SYS_UART2_PRI_GPIO
139 clrbits_8(&gpio->par_timer,
140 ~(GPIO_PAR_TMR_TIN0_UNMASK | GPIO_PAR_TMR_TIN1_UNMASK));
141 setbits_8(&gpio->par_timer,
142 GPIO_PAR_TMR_TIN0_U2TXD | GPIO_PAR_TMR_TIN1_U2RXD);
144 #ifdef CONFIG_SYS_UART2_ALT1_GPIO
145 clrbits_8(&gpio->par_feci2c,
146 ~(GPIO_PAR_FECI2C_MDC_UNMASK | GPIO_PAR_FECI2C_MDIO_UNMASK));
147 setbits_8(&gpio->par_feci2c,
148 GPIO_PAR_FECI2C_MDC_U2TXD | GPIO_PAR_FECI2C_MDIO_U2RXD);
150 #ifdef CONFIG_SYS_UART2_ALT1_GPIO
151 clrbits_8(&gpio->par_feci2c,
152 ~(GPIO_PAR_FECI2C_SDA_UNMASK | GPIO_PAR_FECI2C_SCL_UNMASK));
153 setbits_8(&gpio->par_feci2c,
154 GPIO_PAR_FECI2C_SDA_U2TXD | GPIO_PAR_FECI2C_SCL_U2RXD);
160 #if defined(CONFIG_CMD_NET)
161 int fecpin_setclear(fec_info_t *info, int setclear)
163 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
166 setbits_8(&gpio->par_fec,
167 GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC);
168 setbits_8(&gpio->par_feci2c,
169 GPIO_PAR_FECI2C_MDC_MDC | GPIO_PAR_FECI2C_MDIO_MDIO);
171 clrbits_8(&gpio->par_fec,
172 ~(GPIO_PAR_FEC_7W_UNMASK & GPIO_PAR_FEC_MII_UNMASK));
173 clrbits_8(&gpio->par_feci2c, ~GPIO_PAR_FECI2C_RMII_UNMASK);
177 #endif /* CONFIG_CMD_NET */
178 #endif /* CONFIG_M5208 */
180 #if defined(CONFIG_M5253)
182 * Breath some life into the CPU...
184 * Set up the memory map,
185 * initialize a bunch of registers,
186 * initialize the UPM's
188 void cpu_init_f(void)
190 mbar_writeByte(MCFSIM_MPARK, 0x40); /* 5249 Internal Core takes priority over DMA */
191 mbar_writeByte(MCFSIM_SYPCR, 0x00);
192 mbar_writeByte(MCFSIM_SWIVR, 0x0f);
193 mbar_writeByte(MCFSIM_SWSR, 0x00);
194 mbar_writeByte(MCFSIM_SWDICR, 0x00);
195 mbar_writeByte(MCFSIM_TIMER1ICR, 0x00);
196 mbar_writeByte(MCFSIM_TIMER2ICR, 0x88);
197 mbar_writeByte(MCFSIM_I2CICR, 0x00);
198 mbar_writeByte(MCFSIM_UART1ICR, 0x00);
199 mbar_writeByte(MCFSIM_UART2ICR, 0x00);
200 mbar_writeByte(MCFSIM_ICR6, 0x00);
201 mbar_writeByte(MCFSIM_ICR7, 0x00);
202 mbar_writeByte(MCFSIM_ICR8, 0x00);
203 mbar_writeByte(MCFSIM_ICR9, 0x00);
204 mbar_writeByte(MCFSIM_QSPIICR, 0x00);
206 mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080);
207 mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */
208 mbar2_writeByte(MCFSIM_SPURVEC, 0x00);
210 /*mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); */ /* Enable a 1 cycle pre-drive cycle on CS1 */
212 /* FlexBus Chipselect */
215 #ifdef CONFIG_SYS_I2C_FSL
216 CONFIG_SYS_I2C_PINMUX_REG =
217 CONFIG_SYS_I2C_PINMUX_REG & CONFIG_SYS_I2C_PINMUX_CLR;
218 CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET;
219 #ifdef CONFIG_SYS_I2C2_OFFSET
220 CONFIG_SYS_I2C2_PINMUX_REG &= CONFIG_SYS_I2C2_PINMUX_CLR;
221 CONFIG_SYS_I2C2_PINMUX_REG |= CONFIG_SYS_I2C2_PINMUX_SET;
225 /* enable instruction cache now */
229 /*initialize higher level parts of CPU like timers */
235 void uart_port_conf(int port)
237 u32 *par = (u32 *) MMAP_PAR;
242 clrbits_be32(par, 0x00180000);
243 setbits_be32(par, 0x00180000);
246 clrbits_be32(par, 0x00000003);
247 clrbits_be32(par, 0xFFFFFFFC);
251 #endif /* #if defined(CONFIG_M5253) */
253 #if defined(CONFIG_M5271)
254 void cpu_init_f(void)
256 #ifndef CONFIG_WATCHDOG
257 /* Disable the watchdog if we aren't using it */
258 mbar_writeShort(MCF_WTM_WCR, 0);
261 /* FlexBus Chipselect */
264 #ifdef CONFIG_SYS_MCF_SYNCR
265 /* Set clockspeed according to board header file */
266 mbar_writeLong(MCF_FMPLL_SYNCR, CONFIG_SYS_MCF_SYNCR);
268 /* Set clockspeed to 100MHz */
269 mbar_writeLong(MCF_FMPLL_SYNCR,
270 MCF_FMPLL_SYNCR_MFD(0) | MCF_FMPLL_SYNCR_RFD(0));
272 while (!(mbar_readByte(MCF_FMPLL_SYNSR) & MCF_FMPLL_SYNSR_LOCK)) ;
276 * initialize higher level parts of CPU like timers
283 void uart_port_conf(int port)
290 temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xFFF3;
291 temp |= (MCF_GPIO_PAR_UART_U0TXD | MCF_GPIO_PAR_UART_U0RXD);
292 mbar_writeShort(MCF_GPIO_PAR_UART, temp);
295 temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xF0FF;
296 temp |= (MCF_GPIO_PAR_UART_U1RXD_UART1 | MCF_GPIO_PAR_UART_U1TXD_UART1);
297 mbar_writeShort(MCF_GPIO_PAR_UART, temp);
300 temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xCFFF;
302 mbar_writeShort(MCF_GPIO_PAR_UART, temp);
307 #if defined(CONFIG_CMD_NET)
308 int fecpin_setclear(fec_info_t *info, int setclear)
311 /* Enable Ethernet pins */
312 mbar_writeByte(MCF_GPIO_PAR_FECI2C,
313 (mbar_readByte(MCF_GPIO_PAR_FECI2C) | 0xF0));
319 #endif /* CONFIG_CMD_NET */
321 #endif /* CONFIG_M5271 */
323 #if defined(CONFIG_M5272)
325 * Breath some life into the CPU...
327 * Set up the memory map,
328 * initialize a bunch of registers,
329 * initialize the UPM's
331 void cpu_init_f(void)
333 /* if we come from RAM we assume the CPU is
334 * already initialized.
336 #ifndef CONFIG_MONITOR_IS_IN_RAM
337 sysctrl_t *sysctrl = (sysctrl_t *) (CONFIG_SYS_MBAR);
338 gpio_t *gpio = (gpio_t *) (MMAP_GPIO);
339 csctrl_t *csctrl = (csctrl_t *) (MMAP_FBCS);
341 out_be16(&sysctrl->sc_scr, CONFIG_SYS_SCR);
342 out_be16(&sysctrl->sc_spr, CONFIG_SYS_SPR);
345 out_be32(&gpio->gpio_pacnt, CONFIG_SYS_PACNT);
346 out_be16(&gpio->gpio_paddr, CONFIG_SYS_PADDR);
347 out_be16(&gpio->gpio_padat, CONFIG_SYS_PADAT);
348 out_be32(&gpio->gpio_pbcnt, CONFIG_SYS_PBCNT);
349 out_be16(&gpio->gpio_pbddr, CONFIG_SYS_PBDDR);
350 out_be16(&gpio->gpio_pbdat, CONFIG_SYS_PBDAT);
351 out_be32(&gpio->gpio_pdcnt, CONFIG_SYS_PDCNT);
353 /* Memory Controller: */
354 out_be32(&csctrl->cs_br0, CONFIG_SYS_BR0_PRELIM);
355 out_be32(&csctrl->cs_or0, CONFIG_SYS_OR0_PRELIM);
357 #if (defined(CONFIG_SYS_OR1_PRELIM) && defined(CONFIG_SYS_BR1_PRELIM))
358 out_be32(&csctrl->cs_br1, CONFIG_SYS_BR1_PRELIM);
359 out_be32(&csctrl->cs_or1, CONFIG_SYS_OR1_PRELIM);
362 #if defined(CONFIG_SYS_OR2_PRELIM) && defined(CONFIG_SYS_BR2_PRELIM)
363 out_be32(&csctrl->cs_br2, CONFIG_SYS_BR2_PRELIM);
364 out_be32(&csctrl->cs_or2, CONFIG_SYS_OR2_PRELIM);
367 #if defined(CONFIG_SYS_OR3_PRELIM) && defined(CONFIG_SYS_BR3_PRELIM)
368 out_be32(&csctrl->cs_br3, CONFIG_SYS_BR3_PRELIM);
369 out_be32(&csctrl->cs_or3, CONFIG_SYS_OR3_PRELIM);
372 #if defined(CONFIG_SYS_OR4_PRELIM) && defined(CONFIG_SYS_BR4_PRELIM)
373 out_be32(&csctrl->cs_br4, CONFIG_SYS_BR4_PRELIM);
374 out_be32(&csctrl->cs_or4, CONFIG_SYS_OR4_PRELIM);
377 #if defined(CONFIG_SYS_OR5_PRELIM) && defined(CONFIG_SYS_BR5_PRELIM)
378 out_be32(&csctrl->cs_br5, CONFIG_SYS_BR5_PRELIM);
379 out_be32(&csctrl->cs_or5, CONFIG_SYS_OR5_PRELIM);
382 #if defined(CONFIG_SYS_OR6_PRELIM) && defined(CONFIG_SYS_BR6_PRELIM)
383 out_be32(&csctrl->cs_br6, CONFIG_SYS_BR6_PRELIM);
384 out_be32(&csctrl->cs_or6, CONFIG_SYS_OR6_PRELIM);
387 #if defined(CONFIG_SYS_OR7_PRELIM) && defined(CONFIG_SYS_BR7_PRELIM)
388 out_be32(&csctrl->cs_br7, CONFIG_SYS_BR7_PRELIM);
389 out_be32(&csctrl->cs_or7, CONFIG_SYS_OR7_PRELIM);
392 #endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */
394 /* enable instruction cache now */
400 * initialize higher level parts of CPU like timers
407 void uart_port_conf(int port)
409 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
414 clrbits_be32(&gpio->gpio_pbcnt,
415 GPIO_PBCNT_PB0MSK | GPIO_PBCNT_PB1MSK);
416 setbits_be32(&gpio->gpio_pbcnt,
417 GPIO_PBCNT_URT0_TXD | GPIO_PBCNT_URT0_RXD);
420 clrbits_be32(&gpio->gpio_pdcnt,
421 GPIO_PDCNT_PD1MSK | GPIO_PDCNT_PD4MSK);
422 setbits_be32(&gpio->gpio_pdcnt,
423 GPIO_PDCNT_URT1_RXD | GPIO_PDCNT_URT1_TXD);
428 #if defined(CONFIG_CMD_NET)
429 int fecpin_setclear(fec_info_t *info, int setclear)
431 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
434 setbits_be32(&gpio->gpio_pbcnt,
435 GPIO_PBCNT_E_MDC | GPIO_PBCNT_E_RXER |
436 GPIO_PBCNT_E_RXD1 | GPIO_PBCNT_E_RXD2 |
437 GPIO_PBCNT_E_RXD3 | GPIO_PBCNT_E_TXD1 |
438 GPIO_PBCNT_E_TXD2 | GPIO_PBCNT_E_TXD3);
443 #endif /* CONFIG_CMD_NET */
444 #endif /* #if defined(CONFIG_M5272) */
446 #if defined(CONFIG_M5275)
449 * Breathe some life into the CPU...
451 * Set up the memory map,
452 * initialize a bunch of registers,
453 * initialize the UPM's
455 void cpu_init_f(void)
458 * if we come from RAM we assume the CPU is
459 * already initialized.
462 #ifndef CONFIG_MONITOR_IS_IN_RAM
463 wdog_t *wdog_reg = (wdog_t *) (MMAP_WDOG);
464 gpio_t *gpio_reg = (gpio_t *) (MMAP_GPIO);
466 /* Kill watchdog so we can initialize the PLL */
467 out_be16(&wdog_reg->wcr, 0);
469 /* FlexBus Chipselect */
471 #endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */
473 #ifdef CONFIG_SYS_I2C_FSL
474 CONFIG_SYS_I2C_PINMUX_REG &= CONFIG_SYS_I2C_PINMUX_CLR;
475 CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET;
478 /* enable instruction cache now */
483 * initialize higher level parts of CPU like timers
490 void uart_port_conf(int port)
492 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
497 clrbits_be16(&gpio->par_uart, UART0_ENABLE_MASK);
498 setbits_be16(&gpio->par_uart, UART0_ENABLE_MASK);
501 clrbits_be16(&gpio->par_uart, UART1_ENABLE_MASK);
502 setbits_be16(&gpio->par_uart, UART1_ENABLE_MASK);
505 clrbits_be16(&gpio->par_uart, UART2_ENABLE_MASK);
506 setbits_be16(&gpio->par_uart, UART2_ENABLE_MASK);
511 #if defined(CONFIG_CMD_NET)
512 int fecpin_setclear(fec_info_t *info, int setclear)
514 gpio_t *gpio = (gpio_t *)MMAP_GPIO;
517 if (fec_get_base_addr(0, &fec0_base))
521 /* Enable Ethernet pins */
522 if (info->iobase == fec0_base) {
523 setbits_be16(&gpio->par_feci2c, 0x0f00);
524 setbits_8(&gpio->par_fec0hl, 0xc0);
526 setbits_be16(&gpio->par_feci2c, 0x00a0);
527 setbits_8(&gpio->par_fec1hl, 0xc0);
530 if (info->iobase == fec0_base) {
531 clrbits_be16(&gpio->par_feci2c, 0x0f00);
532 clrbits_8(&gpio->par_fec0hl, 0xc0);
534 clrbits_be16(&gpio->par_feci2c, 0x00a0);
535 clrbits_8(&gpio->par_fec1hl, 0xc0);
541 #endif /* CONFIG_CMD_NET */
542 #endif /* #if defined(CONFIG_M5275) */
544 #if defined(CONFIG_M5282)
546 * Breath some life into the CPU...
548 * Set up the memory map,
549 * initialize a bunch of registers,
550 * initialize the UPM's
552 void cpu_init_f(void)
554 #ifndef CONFIG_WATCHDOG
555 /* disable watchdog if we aren't using it */
559 #ifndef CONFIG_MONITOR_IS_IN_RAM
562 MCFCLOCK_SYNCR_MFD(CONFIG_SYS_MFD) |
563 MCFCLOCK_SYNCR_RFD(CONFIG_SYS_RFD);
564 while (!(MCFCLOCK_SYNSR & MCFCLOCK_SYNSR_LOCK)) ;
566 MCFGPIO_PBCDPAR = 0xc0;
568 /* Set up the GPIO ports */
569 #ifdef CONFIG_SYS_PEPAR
570 MCFGPIO_PEPAR = CONFIG_SYS_PEPAR;
572 #ifdef CONFIG_SYS_PFPAR
573 MCFGPIO_PFPAR = CONFIG_SYS_PFPAR;
575 #ifdef CONFIG_SYS_PJPAR
576 MCFGPIO_PJPAR = CONFIG_SYS_PJPAR;
578 #ifdef CONFIG_SYS_PSDPAR
579 MCFGPIO_PSDPAR = CONFIG_SYS_PSDPAR;
581 #ifdef CONFIG_SYS_PASPAR
582 MCFGPIO_PASPAR = CONFIG_SYS_PASPAR;
584 #ifdef CONFIG_SYS_PEHLPAR
585 MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR;
587 #ifdef CONFIG_SYS_PQSPAR
588 MCFGPIO_PQSPAR = CONFIG_SYS_PQSPAR;
590 #ifdef CONFIG_SYS_PTCPAR
591 MCFGPIO_PTCPAR = CONFIG_SYS_PTCPAR;
593 #if defined(CONFIG_SYS_PORTTC)
594 MCFGPIO_PORTTC = CONFIG_SYS_PORTTC;
596 #if defined(CONFIG_SYS_DDRTC)
597 MCFGPIO_DDRTC = CONFIG_SYS_DDRTC;
599 #ifdef CONFIG_SYS_PTDPAR
600 MCFGPIO_PTDPAR = CONFIG_SYS_PTDPAR;
602 #ifdef CONFIG_SYS_PUAPAR
603 MCFGPIO_PUAPAR = CONFIG_SYS_PUAPAR;
606 #if defined(CONFIG_SYS_DDRD)
607 MCFGPIO_DDRD = CONFIG_SYS_DDRD;
609 #ifdef CONFIG_SYS_DDRUA
610 MCFGPIO_DDRUA = CONFIG_SYS_DDRUA;
613 /* FlexBus Chipselect */
616 #endif /* CONFIG_MONITOR_IS_IN_RAM */
618 /* defer enabling cache until boot (see do_go) */
619 /* icache_enable(); */
623 * initialize higher level parts of CPU like timers
630 void uart_port_conf(int port)
635 MCFGPIO_PUAPAR &= 0xFc;
636 MCFGPIO_PUAPAR |= 0x03;
639 MCFGPIO_PUAPAR &= 0xF3;
640 MCFGPIO_PUAPAR |= 0x0C;
643 MCFGPIO_PASPAR &= 0xFF0F;
644 MCFGPIO_PASPAR |= 0x00A0;
649 #if defined(CONFIG_CMD_NET)
650 int fecpin_setclear(fec_info_t *info, int setclear)
653 MCFGPIO_PASPAR |= 0x0F00;
654 MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR;
656 MCFGPIO_PASPAR &= 0xF0FF;
657 MCFGPIO_PEHLPAR &= ~CONFIG_SYS_PEHLPAR;
661 #endif /* CONFIG_CMD_NET */
664 #if defined(CONFIG_M5249)
666 * Breath some life into the CPU...
668 * Set up the memory map,
669 * initialize a bunch of registers,
670 * initialize the UPM's
672 void cpu_init_f(void)
675 * NOTE: by setting the GPIO_FUNCTION registers, we ensure that the UART pins
676 * (UART0: gpio 30,27, UART1: gpio 31, 28) will be used as UART pins
677 * which is their primary function.
680 mbar2_writeLong(MCFSIM_GPIO_FUNC, CONFIG_SYS_GPIO_FUNC);
681 mbar2_writeLong(MCFSIM_GPIO1_FUNC, CONFIG_SYS_GPIO1_FUNC);
682 mbar2_writeLong(MCFSIM_GPIO_EN, CONFIG_SYS_GPIO_EN);
683 mbar2_writeLong(MCFSIM_GPIO1_EN, CONFIG_SYS_GPIO1_EN);
684 mbar2_writeLong(MCFSIM_GPIO_OUT, CONFIG_SYS_GPIO_OUT);
685 mbar2_writeLong(MCFSIM_GPIO1_OUT, CONFIG_SYS_GPIO1_OUT);
689 * You can verify these values by using dBug's 'ird'
690 * (Internal Register Display) command
694 mbar_writeByte(MCFSIM_MPARK, 0x30); /* 5249 Internal Core takes priority over DMA */
695 mbar_writeByte(MCFSIM_SYPCR, 0x00);
696 mbar_writeByte(MCFSIM_SWIVR, 0x0f);
697 mbar_writeByte(MCFSIM_SWSR, 0x00);
698 mbar_writeLong(MCFSIM_IMR, 0xfffffbff);
699 mbar_writeByte(MCFSIM_SWDICR, 0x00);
700 mbar_writeByte(MCFSIM_TIMER1ICR, 0x00);
701 mbar_writeByte(MCFSIM_TIMER2ICR, 0x88);
702 mbar_writeByte(MCFSIM_I2CICR, 0x00);
703 mbar_writeByte(MCFSIM_UART1ICR, 0x00);
704 mbar_writeByte(MCFSIM_UART2ICR, 0x00);
705 mbar_writeByte(MCFSIM_ICR6, 0x00);
706 mbar_writeByte(MCFSIM_ICR7, 0x00);
707 mbar_writeByte(MCFSIM_ICR8, 0x00);
708 mbar_writeByte(MCFSIM_ICR9, 0x00);
709 mbar_writeByte(MCFSIM_QSPIICR, 0x00);
711 mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080);
712 mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */
713 mbar2_writeByte(MCFSIM_SPURVEC, 0x00);
714 mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); /* Enable a 1 cycle pre-drive cycle on CS1 */
716 /* Setup interrupt priorities for gpio7 */
717 /* mbar2_writeLong(MCFSIM_INTLEV5, 0x70000000); */
719 /* IDE Config registers */
720 mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020);
721 mbar2_writeLong(MCFSIM_IDECONFIG2, 0x00000000);
723 /* FlexBus Chipselect */
726 /* enable instruction cache now */
731 * initialize higher level parts of CPU like timers
738 void uart_port_conf(int port)
741 #endif /* #if defined(CONFIG_M5249) */