3 * (C) Copyright 2000-2003
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 * (C) Copyright 2004-2007, 2012 Freescale Semiconductor, Inc.
7 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
9 * See file CREDITS for list of people who contributed to this
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 #include <asm/immap.h>
31 #include <asm/processor.h>
34 #include <linux/compiler.h>
36 #if defined(CONFIG_CMD_NET)
44 fbcs_t *fbcs __maybe_unused = (fbcs_t *) MMAP_FBCS;
46 #if !defined(CONFIG_SERIAL_BOOT)
47 #if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL))
48 out_be32(&fbcs->csar0, CONFIG_SYS_CS0_BASE);
49 out_be32(&fbcs->cscr0, CONFIG_SYS_CS0_CTRL);
50 out_be32(&fbcs->csmr0, CONFIG_SYS_CS0_MASK);
54 #if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL))
55 /* Latch chipselect */
56 out_be32(&fbcs->csar1, CONFIG_SYS_CS1_BASE);
57 out_be32(&fbcs->cscr1, CONFIG_SYS_CS1_CTRL);
58 out_be32(&fbcs->csmr1, CONFIG_SYS_CS1_MASK);
61 #if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL))
62 out_be32(&fbcs->csar2, CONFIG_SYS_CS2_BASE);
63 out_be32(&fbcs->cscr2, CONFIG_SYS_CS2_CTRL);
64 out_be32(&fbcs->csmr2, CONFIG_SYS_CS2_MASK);
67 #if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL))
68 out_be32(&fbcs->csar3, CONFIG_SYS_CS3_BASE);
69 out_be32(&fbcs->cscr3, CONFIG_SYS_CS3_CTRL);
70 out_be32(&fbcs->csmr3, CONFIG_SYS_CS3_MASK);
73 #if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL))
74 out_be32(&fbcs->csar4, CONFIG_SYS_CS4_BASE);
75 out_be32(&fbcs->cscr4, CONFIG_SYS_CS4_CTRL);
76 out_be32(&fbcs->csmr4, CONFIG_SYS_CS4_MASK);
79 #if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL))
80 out_be32(&fbcs->csar5, CONFIG_SYS_CS5_BASE);
81 out_be32(&fbcs->cscr5, CONFIG_SYS_CS5_CTRL);
82 out_be32(&fbcs->csmr5, CONFIG_SYS_CS5_MASK);
87 * Breath some life into the CPU...
89 * Set up the memory map,
90 * initialize a bunch of registers,
91 * initialize the UPM's
95 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
97 #ifdef CONFIG_MCF5441x
98 scm_t *scm = (scm_t *) MMAP_SCM;
99 pm_t *pm = (pm_t *) MMAP_PM;
102 *(unsigned long *)(MMAP_L2_SW0 + 0x00000024) = 0;
104 /* Disable core watchdog */
105 out_be16(&scm->cwcr, 0);
106 out_8(&gpio->par_fbctl,
107 GPIO_PAR_FBCTL_ALE_FB_ALE | GPIO_PAR_FBCTL_OE_FB_OE |
108 GPIO_PAR_FBCTL_FBCLK | GPIO_PAR_FBCTL_RW |
109 GPIO_PAR_FBCTL_TA_TA);
111 GPIO_PAR_BE_BE3_BE3 | GPIO_PAR_BE_BE2_BE2 |
112 GPIO_PAR_BE_BE1_BE1 | GPIO_PAR_BE_BE0_BE0);
115 out_8(&pm->pmcr0, 17);
118 out_8(&pm->pmcr0, 18);
119 out_8(&pm->pmcr0, 19);
120 out_8(&pm->pmcr0, 20);
123 out_8(&pm->pmcr0, 22);
124 out_8(&pm->pmcr1, 4);
125 out_8(&pm->pmcr1, 7);
128 out_8(&pm->pmcr0, 28);
129 out_8(&pm->pmcr0, 29);
130 out_8(&pm->pmcr0, 30);
131 out_8(&pm->pmcr0, 31);
134 out_8(&pm->pmcr0, 32);
135 out_8(&pm->pmcr0, 33);
136 out_8(&pm->pmcr0, 34);
137 out_8(&pm->pmcr0, 35);
140 out_8(&pm->pmcr0, 36);
141 out_8(&pm->pmcr0, 37);
144 out_8(&pm->pmcr0, 44);
146 out_8(&pm->pmcr0, 45);
149 out_8(&pm->pmcr0, 51);
152 out_8(&pm->pmcr0, 53);
153 out_8(&pm->pmcr0, 54);
156 out_8(&pm->pmcr0, 63);
158 #ifdef CONFIG_SYS_I2C_0
159 out_8(&gpio->par_cani2c, 0xF0);
161 out_be16(&gpio->pcr_b, 0x003C);
163 out_8(&gpio->srcr_cani2c, 0x03);
165 #ifdef CONFIG_SYS_I2C_2
167 out_8(&gpio->par_ssi0h, 0xA0);
169 out_8(&gpio->par_ssi0h, 0xA8);
171 out_8(&gpio->par_ssi0l, 0x2);
173 out_8(&gpio->par_cani2c, 0xAA);
175 out_8(&gpio->par_uart0, 0xAF);
177 out_8(&gpio->par_uart1, 0xAF);
179 out_8(&gpio->par_uart2, 0xAF);
181 out_be16(&gpio->pcr_h, 0xF000);
183 #ifdef CONFIG_SYS_I2C_5
185 out_8(&gpio->par_uart1, 0x0A);
187 out_be16(&gpio->pcr_e, 0x0003);
188 out_be16(&gpio->pcr_f, 0xC000);
191 /* Lowest slew rate for UART0,1,2 */
192 out_8(&gpio->srcr_uart, 0x00);
193 #endif /* CONFIG_MCF5441x */
195 #ifdef CONFIG_MCF5445x
196 scm1_t *scm1 = (scm1_t *) MMAP_SCM1;
198 out_be32(&scm1->mpr, 0x77777777);
199 out_be32(&scm1->pacra, 0);
200 out_be32(&scm1->pacrb, 0);
201 out_be32(&scm1->pacrc, 0);
202 out_be32(&scm1->pacrd, 0);
203 out_be32(&scm1->pacre, 0);
204 out_be32(&scm1->pacrf, 0);
205 out_be32(&scm1->pacrg, 0);
209 GPIO_PAR_BE_BE3_BE3 | GPIO_PAR_BE_BE2_BE2 |
210 GPIO_PAR_BE_BE1_BE1 | GPIO_PAR_BE_BE0_BE0);
211 out_8(&gpio->par_fbctl,
212 GPIO_PAR_FBCTL_OE | GPIO_PAR_FBCTL_TA_TA |
213 GPIO_PAR_FBCTL_RW_RW | GPIO_PAR_FBCTL_TS_TS);
215 #ifdef CONFIG_FSL_I2C
216 out_be16(&gpio->par_feci2c,
217 GPIO_PAR_FECI2C_SCL_SCL | GPIO_PAR_FECI2C_SDA_SDA);
219 #endif /* CONFIG_MCF5445x */
221 /* FlexBus Chipselect */
225 * now the flash base address is no longer at 0 (Newer ColdFire family
226 * boot at address 0 instead of 0xFFnn_nnnn). The vector table must
227 * also move to the new location.
229 if (CONFIG_SYS_CS0_BASE != 0)
230 setvbr(CONFIG_SYS_CS0_BASE);
236 * initialize higher level parts of CPU like timers
241 rtc_t *rtc = (rtc_t *)(CONFIG_SYS_MCFRTC_BASE);
242 rtcex_t *rtcex = (rtcex_t *)&rtc->extended;
244 out_be32(&rtcex->gocu, (CONFIG_SYS_RTC_OSCILLATOR >> 16) & 0xffff);
245 out_be32(&rtcex->gocl, CONFIG_SYS_RTC_OSCILLATOR & 0xffff);
251 void uart_port_conf(int port)
253 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
254 #ifdef CONFIG_MCF5441x
255 pm_t *pm = (pm_t *) MMAP_PM;
260 #ifdef CONFIG_MCF5441x
263 out_8(&pm->pmcr0, 24);
264 clrbits_8(&gpio->par_uart0,
265 ~(GPIO_PAR_UART0_U0RXD_MASK | GPIO_PAR_UART0_U0TXD_MASK));
266 setbits_8(&gpio->par_uart0,
267 GPIO_PAR_UART0_U0RXD_U0RXD | GPIO_PAR_UART0_U0TXD_U0TXD);
271 out_8(&pm->pmcr0, 25);
272 clrbits_8(&gpio->par_uart1,
273 ~(GPIO_PAR_UART1_U1RXD_MASK | GPIO_PAR_UART1_U1TXD_MASK));
274 setbits_8(&gpio->par_uart1,
275 GPIO_PAR_UART1_U1RXD_U1RXD | GPIO_PAR_UART1_U1TXD_U1TXD);
279 out_8(&pm->pmcr0, 26);
280 clrbits_8(&gpio->par_uart2,
281 ~(GPIO_PAR_UART2_U2RXD_MASK | GPIO_PAR_UART2_U2TXD_MASK));
282 setbits_8(&gpio->par_uart2,
283 GPIO_PAR_UART2_U2RXD_U2RXD | GPIO_PAR_UART2_U2TXD_U2TXD);
287 out_8(&pm->pmcr0, 27);
288 clrbits_8(&gpio->par_dspi0,
289 ~(GPIO_PAR_DSPI0_SIN_MASK | GPIO_PAR_DSPI0_SOUT_MASK));
290 setbits_8(&gpio->par_dspi0,
291 GPIO_PAR_DSPI0_SIN_U3RXD | GPIO_PAR_DSPI0_SOUT_U3TXD);
295 out_8(&pm->pmcr1, 24);
296 clrbits_8(&gpio->par_uart0,
297 ~(GPIO_PAR_UART0_U0CTS_MASK | GPIO_PAR_UART0_U0RTS_MASK));
298 setbits_8(&gpio->par_uart0,
299 GPIO_PAR_UART0_U0CTS_U4TXD | GPIO_PAR_UART0_U0RTS_U4RXD);
303 out_8(&pm->pmcr1, 25);
304 clrbits_8(&gpio->par_uart1,
305 ~(GPIO_PAR_UART1_U1CTS_MASK | GPIO_PAR_UART1_U1RTS_MASK));
306 setbits_8(&gpio->par_uart1,
307 GPIO_PAR_UART1_U1CTS_U5TXD | GPIO_PAR_UART1_U1RTS_U5RXD);
311 out_8(&pm->pmcr1, 26);
312 clrbits_8(&gpio->par_uart2,
313 ~(GPIO_PAR_UART2_U2CTS_MASK | GPIO_PAR_UART2_U2RTS_MASK));
314 setbits_8(&gpio->par_uart2,
315 GPIO_PAR_UART2_U2CTS_U6TXD | GPIO_PAR_UART2_U2RTS_U6RXD);
319 out_8(&pm->pmcr1, 27);
320 clrbits_8(&gpio->par_ssi0h, ~GPIO_PAR_SSI0H_RXD_MASK);
321 clrbits_8(&gpio->par_ssi0l, ~GPIO_PAR_SSI0L_BCLK_MASK);
322 setbits_8(&gpio->par_ssi0h, GPIO_PAR_SSI0H_FS_U7TXD);
323 setbits_8(&gpio->par_ssi0l, GPIO_PAR_SSI0L_BCLK_U7RXD);
327 out_8(&pm->pmcr0, 28);
328 clrbits_8(&gpio->par_cani2c,
329 ~(GPIO_PAR_CANI2C_I2C0SCL_MASK | GPIO_PAR_CANI2C_I2C0SDA_MASK));
330 setbits_8(&gpio->par_cani2c,
331 GPIO_PAR_CANI2C_I2C0SCL_U8TXD | GPIO_PAR_CANI2C_I2C0SDA_U8RXD);
335 out_8(&pm->pmcr1, 29);
336 clrbits_8(&gpio->par_cani2c,
337 ~(GPIO_PAR_CANI2C_CAN1TX_MASK | GPIO_PAR_CANI2C_CAN1RX_MASK));
338 setbits_8(&gpio->par_cani2c,
339 GPIO_PAR_CANI2C_CAN1TX_U9TXD | GPIO_PAR_CANI2C_CAN1RX_U9RXD);
342 #ifdef CONFIG_MCF5445x
344 clrbits_8(&gpio->par_uart,
345 GPIO_PAR_UART_U0TXD_U0TXD | GPIO_PAR_UART_U0RXD_U0RXD);
346 setbits_8(&gpio->par_uart,
347 GPIO_PAR_UART_U0TXD_U0TXD | GPIO_PAR_UART_U0RXD_U0RXD);
350 #ifdef CONFIG_SYS_UART1_PRI_GPIO
351 clrbits_8(&gpio->par_uart,
352 GPIO_PAR_UART_U1TXD_U1TXD | GPIO_PAR_UART_U1RXD_U1RXD);
353 setbits_8(&gpio->par_uart,
354 GPIO_PAR_UART_U1TXD_U1TXD | GPIO_PAR_UART_U1RXD_U1RXD);
355 #elif defined(CONFIG_SYS_UART1_ALT1_GPIO)
356 clrbits_be16(&gpio->par_ssi,
357 ~(GPIO_PAR_SSI_SRXD_UNMASK | GPIO_PAR_SSI_STXD_UNMASK));
358 setbits_be16(&gpio->par_ssi,
359 GPIO_PAR_SSI_SRXD_U1RXD | GPIO_PAR_SSI_STXD_U1TXD);
363 #if defined(CONFIG_SYS_UART2_ALT1_GPIO)
364 clrbits_8(&gpio->par_timer,
365 ~(GPIO_PAR_TIMER_T3IN_UNMASK | GPIO_PAR_TIMER_T2IN_UNMASK));
366 setbits_8(&gpio->par_timer,
367 GPIO_PAR_TIMER_T3IN_U2RXD | GPIO_PAR_TIMER_T2IN_U2TXD);
368 #elif defined(CONFIG_SYS_UART2_ALT2_GPIO)
369 clrbits_8(&gpio->par_timer,
370 ~(GPIO_PAR_FECI2C_SCL_UNMASK | GPIO_PAR_FECI2C_SDA_UNMASK));
371 setbits_8(&gpio->par_timer,
372 GPIO_PAR_FECI2C_SCL_U2TXD | GPIO_PAR_FECI2C_SDA_U2RXD);
375 #endif /* CONFIG_MCF5445x */
379 #if defined(CONFIG_CMD_NET)
380 int fecpin_setclear(struct eth_device *dev, int setclear)
382 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
383 struct fec_info_s *info = (struct fec_info_s *)dev->priv;
385 #ifdef CONFIG_MCF5445x
387 #ifdef CONFIG_SYS_FEC_NO_SHARED_PHY
388 if (info->iobase == CONFIG_SYS_FEC0_IOBASE)
389 setbits_be16(&gpio->par_feci2c,
390 GPIO_PAR_FECI2C_MDC0_MDC0 |
391 GPIO_PAR_FECI2C_MDIO0_MDIO0);
393 setbits_be16(&gpio->par_feci2c,
394 GPIO_PAR_FECI2C_MDC1_MDC1 |
395 GPIO_PAR_FECI2C_MDIO1_MDIO1);
397 setbits_be16(&gpio->par_feci2c,
398 GPIO_PAR_FECI2C_MDC0_MDC0 | GPIO_PAR_FECI2C_MDIO0_MDIO0);
401 if (info->iobase == CONFIG_SYS_FEC0_IOBASE)
402 setbits_8(&gpio->par_fec, GPIO_PAR_FEC_FEC0_RMII_GPIO);
404 setbits_8(&gpio->par_fec, GPIO_PAR_FEC_FEC1_RMII_ATA);
406 clrbits_be16(&gpio->par_feci2c,
407 GPIO_PAR_FECI2C_MDC0_MDC0 | GPIO_PAR_FECI2C_MDIO0_MDIO0);
409 if (info->iobase == CONFIG_SYS_FEC0_IOBASE) {
410 #ifdef CONFIG_SYS_FEC_FULL_MII
411 setbits_8(&gpio->par_fec, GPIO_PAR_FEC_FEC0_MII);
413 clrbits_8(&gpio->par_fec, ~GPIO_PAR_FEC_FEC0_UNMASK);
416 #ifdef CONFIG_SYS_FEC_FULL_MII
417 setbits_8(&gpio->par_fec, GPIO_PAR_FEC_FEC1_MII);
419 clrbits_8(&gpio->par_fec, ~GPIO_PAR_FEC_FEC1_UNMASK);
423 #endif /* CONFIG_MCF5445x */
425 #ifdef CONFIG_MCF5441x
427 out_8(&gpio->par_fec, 0x03);
428 out_8(&gpio->srcr_fec, 0x0F);
429 clrsetbits_8(&gpio->par_simp0h, ~GPIO_PAR_SIMP0H_DAT_MASK,
430 GPIO_PAR_SIMP0H_DAT_GPIO);
431 clrsetbits_8(&gpio->pddr_g, ~GPIO_PDDR_G4_MASK,
432 GPIO_PDDR_G4_OUTPUT);
433 clrbits_8(&gpio->podr_g, ~GPIO_PODR_G4_MASK);
436 clrbits_8(&gpio->par_fec, ~GPIO_PAR_FEC_FEC_MASK);
442 #ifdef CONFIG_CF_DSPI
443 void cfspi_port_conf(void)
445 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
447 #ifdef CONFIG_MCF5445x
448 out_8(&gpio->par_dspi,
449 GPIO_PAR_DSPI_SIN_SIN |
450 GPIO_PAR_DSPI_SOUT_SOUT |
451 GPIO_PAR_DSPI_SCK_SCK);
454 #ifdef CONFIG_MCF5441x
455 pm_t *pm = (pm_t *) MMAP_PM;
457 out_8(&gpio->par_dspi0,
458 GPIO_PAR_DSPI0_SIN_DSPI0SIN | GPIO_PAR_DSPI0_SOUT_DSPI0SOUT |
459 GPIO_PAR_DSPI0_SCK_DSPI0SCK);
460 out_8(&gpio->srcr_dspiow, 3);
463 out_8(&pm->pmcr0, 23);
467 int cfspi_claim_bus(uint bus, uint cs)
469 dspi_t *dspi = (dspi_t *) MMAP_DSPI;
470 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
472 if ((in_be32(&dspi->sr) & DSPI_SR_TXRXS) != DSPI_SR_TXRXS)
475 /* Clear FIFO and resume transfer */
476 clrbits_be32(&dspi->mcr, DSPI_MCR_CTXF | DSPI_MCR_CRXF);
478 #ifdef CONFIG_MCF5445x
481 clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS0_PCS0);
482 setbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS0_PCS0);
485 clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS1_PCS1);
486 setbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS1_PCS1);
489 clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS2_PCS2);
490 setbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS2_PCS2);
493 clrbits_8(&gpio->par_dma, ~GPIO_PAR_DMA_DACK0_UNMASK);
494 setbits_8(&gpio->par_dma, GPIO_PAR_DMA_DACK0_PCS3);
497 clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS5_PCS5);
498 setbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS5_PCS5);
503 #ifdef CONFIG_MCF5441x
506 clrbits_8(&gpio->par_dspi0, ~GPIO_PAR_DSPI0_PCS0_MASK);
507 setbits_8(&gpio->par_dspi0, GPIO_PAR_DSPI0_PCS0_DSPI0PCS0);
510 clrbits_8(&gpio->par_dspiow, GPIO_PAR_DSPIOW_DSPI0PSC1);
511 setbits_8(&gpio->par_dspiow, GPIO_PAR_DSPIOW_DSPI0PSC1);
519 void cfspi_release_bus(uint bus, uint cs)
521 dspi_t *dspi = (dspi_t *) MMAP_DSPI;
522 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
525 clrbits_be32(&dspi->mcr, DSPI_MCR_CTXF | DSPI_MCR_CRXF);
527 #ifdef CONFIG_MCF5445x
530 clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS0_PCS0);
533 clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS1_PCS1);
536 clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS2_PCS2);
539 clrbits_8(&gpio->par_dma, ~GPIO_PAR_DMA_DACK0_UNMASK);
542 clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS5_PCS5);
547 #ifdef CONFIG_MCF5441x
549 clrbits_8(&gpio->par_dspiow, GPIO_PAR_DSPIOW_DSPI0PSC1);