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[u-boot] / board / BuR / common / common.c
1 /*
2  * common.c
3  *
4  * common board functions for B&R boards
5  *
6  * Copyright (C) 2013 Hannes Schmelzer <oe5hpm@oevsv.at>
7  * Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com
8  *
9  * SPDX-License-Identifier:     GPL-2.0+
10  *
11  */
12 #include <version.h>
13 #include <common.h>
14 #include <errno.h>
15 #include <asm/arch/cpu.h>
16 #include <asm/arch/hardware.h>
17 #include <asm/arch/omap.h>
18 #include <asm/arch/clock.h>
19 #include <asm/arch/gpio.h>
20 #include <asm/arch/sys_proto.h>
21 #include <asm/arch/mmc_host_def.h>
22 #include <asm/io.h>
23 #include <asm/gpio.h>
24 #include <i2c.h>
25 #include <miiphy.h>
26 #include <cpsw.h>
27 #include <power/tps65217.h>
28 #include <lcd.h>
29 #include <fs.h>
30 #ifdef CONFIG_USE_FDT
31   #include <fdt_support.h>
32 #endif
33 #include "bur_common.h"
34 #include "../../../drivers/video/am335x-fb.h"
35 #include <nand.h>
36 #include <fdt_simplefb.h>
37
38 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
39
40 DECLARE_GLOBAL_DATA_PTR;
41
42 #ifdef CONFIG_USE_FDT
43   #define FDTPROP(b, c) fdt_getprop_u32_default(gd->fdt_blob, b, c, ~0UL)
44   #define PATHTIM "/panel/display-timings/default"
45   #define PATHINF "/panel/panel-info"
46 #endif
47 /* --------------------------------------------------------------------------*/
48 #if defined(CONFIG_LCD) && defined(CONFIG_AM335X_LCD) && \
49         !defined(CONFIG_SPL_BUILD)
50 void lcdbacklight(int on)
51 {
52 #ifdef CONFIG_USE_FDT
53         if (gd->fdt_blob == NULL) {
54                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
55                 return;
56         }
57         unsigned int driver = FDTPROP(PATHINF, "brightdrv");
58         unsigned int bright = FDTPROP(PATHINF, "brightdef");
59         unsigned int pwmfrq = FDTPROP(PATHINF, "brightfdim");
60 #else
61         unsigned int driver = getenv_ulong("ds1_bright_drv", 16, 0UL);
62         unsigned int bright = getenv_ulong("ds1_bright_def", 10, 50);
63         unsigned int pwmfrq = getenv_ulong("ds1_pwmfreq", 10, ~0UL);
64 #endif
65         unsigned int tmp;
66         struct gptimer *timerhw;
67
68         if (on)
69                 bright = bright != ~0UL ? bright : 50;
70         else
71                 bright = 0;
72
73         switch (driver) {
74         case 2:
75                 timerhw = (struct gptimer *)DM_TIMER5_BASE;
76                 break;
77         default:
78                 timerhw = (struct gptimer *)DM_TIMER6_BASE;
79         }
80
81         switch (driver) {
82         case 0: /* PMIC LED-Driver */
83                 /* brightness level */
84                 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
85                                    TPS65217_WLEDCTRL2, bright, 0xFF);
86                 /* current sink */
87                 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
88                                    TPS65217_WLEDCTRL1,
89                                    bright != 0 ? 0x0A : 0x02,
90                                    0xFF);
91                 break;
92         case 1:
93         case 2: /* PWM using timer */
94                 if (pwmfrq != ~0UL) {
95                         timerhw->tiocp_cfg = TCFG_RESET;
96                         udelay(10);
97                         while (timerhw->tiocp_cfg & TCFG_RESET)
98                                 ;
99                         tmp = ~0UL-(V_OSCK/pwmfrq);     /* bottom value */
100                         timerhw->tldr = tmp;
101                         timerhw->tcrr = tmp;
102                         tmp = tmp + ((V_OSCK/pwmfrq)/100) * bright;
103                         timerhw->tmar = tmp;
104                         timerhw->tclr = (TCLR_PT | (2 << TCLR_TRG_SHIFT) |
105                                         TCLR_CE | TCLR_AR | TCLR_ST);
106                 } else {
107                         puts("invalid pwmfrq in env/dtb! skip PWM-setup.\n");
108                 }
109                 break;
110         default:
111                 puts("no suitable backlightdriver in env/dtb!\n");
112                 break;
113         }
114 }
115
116 int load_lcdtiming(struct am335x_lcdpanel *panel)
117 {
118         struct am335x_lcdpanel pnltmp;
119 #ifdef CONFIG_USE_FDT
120         u32 dtbprop;
121         char buf[32];
122         const char *nodep = 0;
123         int nodeoff;
124
125         if (gd->fdt_blob == NULL) {
126                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
127                 return -1;
128         }
129         memcpy(&pnltmp, (void *)panel, sizeof(struct am335x_lcdpanel));
130
131         pnltmp.hactive = FDTPROP(PATHTIM, "hactive");
132         pnltmp.vactive = FDTPROP(PATHTIM, "vactive");
133         pnltmp.bpp = FDTPROP(PATHINF, "bpp");
134         pnltmp.hfp = FDTPROP(PATHTIM, "hfront-porch");
135         pnltmp.hbp = FDTPROP(PATHTIM, "hback-porch");
136         pnltmp.hsw = FDTPROP(PATHTIM, "hsync-len");
137         pnltmp.vfp = FDTPROP(PATHTIM, "vfront-porch");
138         pnltmp.vbp = FDTPROP(PATHTIM, "vback-porch");
139         pnltmp.vsw = FDTPROP(PATHTIM, "vsync-len");
140         pnltmp.pup_delay = FDTPROP(PATHTIM, "pupdelay");
141         pnltmp.pon_delay = FDTPROP(PATHTIM, "pondelay");
142
143         /* calc. proper clk-divisor */
144         dtbprop = FDTPROP(PATHTIM, "clock-frequency");
145         if (dtbprop != ~0UL)
146                 pnltmp.pxl_clk_div = 192000000 / dtbprop;
147         else
148                 pnltmp.pxl_clk_div = ~0UL;
149
150         /* check polarity of control-signals */
151         dtbprop = FDTPROP(PATHTIM, "hsync-active");
152         if (dtbprop == 0)
153                 pnltmp.pol |= HSYNC_INVERT;
154         dtbprop = FDTPROP(PATHTIM, "vsync-active");
155         if (dtbprop == 0)
156                 pnltmp.pol |= VSYNC_INVERT;
157         dtbprop = FDTPROP(PATHINF, "sync-ctrl");
158         if (dtbprop == 1)
159                 pnltmp.pol |= HSVS_CONTROL;
160         dtbprop = FDTPROP(PATHINF, "sync-edge");
161         if (dtbprop == 1)
162                 pnltmp.pol |= HSVS_RISEFALL;
163         dtbprop = FDTPROP(PATHTIM, "pixelclk-active");
164         if (dtbprop == 0)
165                 pnltmp.pol |= PXCLK_INVERT;
166         dtbprop = FDTPROP(PATHTIM, "de-active");
167         if (dtbprop == 0)
168                 pnltmp.pol |= DE_INVERT;
169
170         nodeoff = fdt_path_offset(gd->fdt_blob, "/factory-settings");
171         if (nodeoff >= 0) {
172                 nodep = fdt_getprop(gd->fdt_blob, nodeoff, "rotation", NULL);
173                 if (nodep != 0) {
174                         if (strcmp(nodep, "cw") == 0)
175                                 panel_info.vl_rot = 1;
176                         else if (strcmp(nodep, "ud") == 0)
177                                 panel_info.vl_rot = 2;
178                         else if (strcmp(nodep, "ccw") == 0)
179                                 panel_info.vl_rot = 3;
180                         else
181                                 panel_info.vl_rot = 0;
182                 }
183         } else {
184                 puts("no 'factory-settings / rotation' in dtb!\n");
185         }
186         snprintf(buf, sizeof(buf), "fbcon=rotate:%d", panel_info.vl_rot);
187         setenv("optargs_rot", buf);
188 #else
189         pnltmp.hactive = getenv_ulong("ds1_hactive", 10, ~0UL);
190         pnltmp.vactive = getenv_ulong("ds1_vactive", 10, ~0UL);
191         pnltmp.bpp = getenv_ulong("ds1_bpp", 10, ~0UL);
192         pnltmp.hfp = getenv_ulong("ds1_hfp", 10, ~0UL);
193         pnltmp.hbp = getenv_ulong("ds1_hbp", 10, ~0UL);
194         pnltmp.hsw = getenv_ulong("ds1_hsw", 10, ~0UL);
195         pnltmp.vfp = getenv_ulong("ds1_vfp", 10, ~0UL);
196         pnltmp.vbp = getenv_ulong("ds1_vbp", 10, ~0UL);
197         pnltmp.vsw = getenv_ulong("ds1_vsw", 10, ~0UL);
198         pnltmp.pxl_clk_div = getenv_ulong("ds1_pxlclkdiv", 10, ~0UL);
199         pnltmp.pol = getenv_ulong("ds1_pol", 16, ~0UL);
200         pnltmp.pup_delay = getenv_ulong("ds1_pupdelay", 10, ~0UL);
201         pnltmp.pon_delay = getenv_ulong("ds1_tondelay", 10, ~0UL);
202         panel_info.vl_rot = getenv_ulong("ds1_rotation", 10, 0);
203 #endif
204         if (
205            ~0UL == (pnltmp.hactive) ||
206            ~0UL == (pnltmp.vactive) ||
207            ~0UL == (pnltmp.bpp) ||
208            ~0UL == (pnltmp.hfp) ||
209            ~0UL == (pnltmp.hbp) ||
210            ~0UL == (pnltmp.hsw) ||
211            ~0UL == (pnltmp.vfp) ||
212            ~0UL == (pnltmp.vbp) ||
213            ~0UL == (pnltmp.vsw) ||
214            ~0UL == (pnltmp.pxl_clk_div) ||
215            ~0UL == (pnltmp.pol) ||
216            ~0UL == (pnltmp.pup_delay) ||
217            ~0UL == (pnltmp.pon_delay)
218            ) {
219                 puts("lcd-settings in env/dtb incomplete!\n");
220                 printf("display-timings:\n"
221                         "================\n"
222                         "hactive: %d\n"
223                         "vactive: %d\n"
224                         "bpp    : %d\n"
225                         "hfp    : %d\n"
226                         "hbp    : %d\n"
227                         "hsw    : %d\n"
228                         "vfp    : %d\n"
229                         "vbp    : %d\n"
230                         "vsw    : %d\n"
231                         "pxlclk : %d\n"
232                         "pol    : 0x%08x\n"
233                         "pondly : %d\n",
234                         pnltmp.hactive, pnltmp.vactive, pnltmp.bpp,
235                         pnltmp.hfp, pnltmp.hbp, pnltmp.hsw,
236                         pnltmp.vfp, pnltmp.vbp, pnltmp.vsw,
237                         pnltmp.pxl_clk_div, pnltmp.pol, pnltmp.pon_delay);
238
239                 return -1;
240         }
241         debug("lcd-settings in env complete, taking over.\n");
242         memcpy((void *)panel,
243                (void *)&pnltmp,
244                sizeof(struct am335x_lcdpanel));
245
246         return 0;
247 }
248
249 #ifdef CONFIG_USE_FDT
250 static int load_devicetree(void)
251 {
252         int rc;
253         loff_t dtbsize;
254         u32 dtbaddr = getenv_ulong("dtbaddr", 16, 0UL);
255
256         if (dtbaddr == 0) {
257                 printf("%s: don't have a valid <dtbaddr> in env!\n", __func__);
258                 return -1;
259         }
260 #ifdef CONFIG_NAND
261         dtbsize = 0x20000;
262         rc = nand_read_skip_bad(nand_info[0], 0x40000, (size_t *)&dtbsize,
263                                 NULL, 0x20000, (u_char *)dtbaddr);
264 #else
265         char *dtbname = getenv("dtb");
266         char *dtbdev = getenv("dtbdev");
267         char *dtppart = getenv("dtbpart");
268         if (!dtbdev || !dtbdev || !dtbname) {
269                 printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__);
270                 return -1;
271         }
272
273         if (fs_set_blk_dev(dtbdev, dtppart, FS_TYPE_EXT)) {
274                 puts("load_devicetree: set_blk_dev failed.\n");
275                 return -1;
276         }
277         rc = fs_read(dtbname, (u32)dtbaddr, 0, 0, &dtbsize);
278 #endif
279         if (rc == 0) {
280                 gd->fdt_blob = (void *)dtbaddr;
281                 gd->fdt_size = dtbsize;
282                 debug("loaded %d bytes of dtb onto 0x%08x\n",
283                       (u32)dtbsize, (u32)gd->fdt_blob);
284                 return dtbsize;
285         }
286
287         printf("%s: load dtb failed!\n", __func__);
288         return -1;
289 }
290
291 static const char *dtbmacaddr(u32 ifno)
292 {
293         int node, len;
294         char enet[16];
295         const char *mac;
296         const char *path;
297
298         if (gd->fdt_blob == NULL) {
299                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
300                 return NULL;
301         }
302
303         node = fdt_path_offset(gd->fdt_blob, "/aliases");
304         if (node < 0)
305                 return NULL;
306
307         sprintf(enet, "ethernet%d", ifno);
308         path = fdt_getprop(gd->fdt_blob, node, enet, NULL);
309         if (!path) {
310                 printf("no alias for %s\n", enet);
311                 return NULL;
312         }
313
314         node = fdt_path_offset(gd->fdt_blob, path);
315         mac = fdt_getprop(gd->fdt_blob, node, "mac-address", &len);
316         if (mac && is_valid_ethaddr((u8 *)mac))
317                 return mac;
318
319         return NULL;
320 }
321
322 static void br_summaryscreen_printdtb(char *prefix,
323                                        char *name,
324                                        char *suffix)
325 {
326         char buf[32] = { 0 };
327         const char *nodep = buf;
328         char *mac = 0;
329         int nodeoffset;
330         int len;
331
332         if (gd->fdt_blob == NULL) {
333                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
334                 return;
335         }
336
337         if (strcmp(name, "brmac1") == 0) {
338                 mac = (char *)dtbmacaddr(0);
339                 if (mac)
340                         sprintf(buf, "%pM", mac);
341         } else if (strcmp(name, "brmac2") == 0) {
342                 mac =  (char *)dtbmacaddr(1);
343                 if (mac)
344                         sprintf(buf, "%pM", mac);
345         } else {
346                 nodeoffset = fdt_path_offset(gd->fdt_blob,
347                                              "/factory-settings");
348                 if (nodeoffset < 0) {
349                         puts("no 'factory-settings' in dtb!\n");
350                         return;
351                 }
352                 nodep = fdt_getprop(gd->fdt_blob, nodeoffset, name, &len);
353         }
354         if (nodep && strlen(nodep) > 1)
355                 lcd_printf("%s %s %s", prefix, nodep, suffix);
356         else
357                 lcd_printf("\n");
358 }
359 int ft_board_setup(void *blob, bd_t *bd)
360 {
361         int nodeoffset;
362
363         nodeoffset = fdt_path_offset(blob, "/factory-settings");
364         if (nodeoffset < 0) {
365                 puts("set bootloader version 'factory-settings' not in dtb!\n");
366                 return -1;
367         }
368         if (fdt_setprop(blob, nodeoffset, "bl-version",
369                         PLAIN_VERSION, strlen(PLAIN_VERSION)) != 0) {
370                 puts("set bootloader version 'bl-version' prop. not in dtb!\n");
371                 return -1;
372         }
373         /*
374          * if no simplefb is requested through environment, we don't set up
375          * one, instead we turn off backlight.
376          */
377         if (getenv_ulong("simplefb", 10, 0) == 0) {
378                 lcdbacklight(0);
379                 return 0;
380         }
381         /* Setup simplefb devicetree node, also adapt memory-node,
382          * upper limit for kernel e.g. linux is memtop-framebuffer alligned
383          * to a full megabyte.
384          */
385         u64 start = gd->bd->bi_dram[0].start;
386         u64 size = (gd->fb_base - start) & ~0xFFFFF;
387         int rc = fdt_fixup_memory_banks(blob, &start, &size, 1);
388
389         if (rc) {
390                 puts("cannot setup simplefb: Error reserving memory!\n");
391                 return rc;
392         }
393         rc = lcd_dt_simplefb_enable_existing_node(blob);
394         if (rc) {
395                 puts("cannot setup simplefb: error enabling simplefb node!\n");
396                 return rc;
397         }
398
399         return 0;
400 }
401 #else
402
403 static void br_summaryscreen_printenv(char *prefix,
404                                        char *name, char *altname,
405                                        char *suffix)
406 {
407         char *envval = getenv(name);
408         if (0 != envval) {
409                 lcd_printf("%s %s %s", prefix, envval, suffix);
410         } else if (0 != altname) {
411                 envval = getenv(altname);
412                 if (0 != envval)
413                         lcd_printf("%s %s %s", prefix, envval, suffix);
414         } else {
415                 lcd_printf("\n");
416         }
417 }
418 #endif
419 void br_summaryscreen(void)
420 {
421 #ifdef CONFIG_USE_FDT
422         br_summaryscreen_printdtb(" - B&R -", "order-no", "-\n");
423         br_summaryscreen_printdtb(" Serial/Rev :", "serial-no", " /");
424         br_summaryscreen_printdtb(" ", "hw-revision", "\n");
425         br_summaryscreen_printdtb(" MAC (IF1)  :", "brmac1", "\n");
426         br_summaryscreen_printdtb(" MAC (IF2)  :", "brmac2", "\n");
427         lcd_puts(" Bootloader : " PLAIN_VERSION "\n");
428         lcd_puts("\n");
429 #else
430         br_summaryscreen_printenv(" - B&R -", "br_orderno", 0, "-\n");
431         br_summaryscreen_printenv(" Serial/Rev :", "br_serial", 0, "\n");
432         br_summaryscreen_printenv(" MAC (IF1)  :", "br_mac1", "ethaddr", "\n");
433         br_summaryscreen_printenv(" MAC (IF2)  :", "br_mac2", 0, "\n");
434         lcd_puts(" Bootloader : " PLAIN_VERSION "\n");
435         lcd_puts("\n");
436 #endif
437 }
438
439 void lcdpower(int on)
440 {
441         u32 pin, swval, i;
442 #ifdef CONFIG_USE_FDT
443         if (gd->fdt_blob == NULL) {
444                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
445                 return;
446         }
447         pin = FDTPROP(PATHINF, "pwrpin");
448 #else
449         pin = getenv_ulong("ds1_pwr", 16, ~0UL);
450 #endif
451         if (pin == ~0UL) {
452                 puts("no pwrpin in dtb/env, cannot powerup display!\n");
453                 return;
454         }
455
456         for (i = 0; i < 3; i++) {
457                 if (pin != 0) {
458                         swval = pin & 0x80 ? 0 : 1;
459                         if (on)
460                                 gpio_direction_output(pin & 0x7F, swval);
461                         else
462                                 gpio_direction_output(pin & 0x7F, !swval);
463
464                         debug("switched pin %d to %d\n", pin & 0x7F, swval);
465                 }
466                 pin >>= 8;
467         }
468 }
469
470 vidinfo_t       panel_info = {
471                 .vl_col = 1366, /*
472                                  * give full resolution for allocating enough
473                                  * memory
474                                  */
475                 .vl_row = 768,
476                 .vl_bpix = 5,
477                 .priv = 0
478 };
479
480 void lcd_ctrl_init(void *lcdbase)
481 {
482         struct am335x_lcdpanel lcd_panel;
483 #ifdef CONFIG_USE_FDT
484         /* TODO: is there a better place to load the dtb ? */
485         load_devicetree();
486 #endif
487         memset(&lcd_panel, 0, sizeof(struct am335x_lcdpanel));
488         if (load_lcdtiming(&lcd_panel) != 0)
489                 return;
490
491         lcd_panel.panel_power_ctrl = &lcdpower;
492
493         if (0 != am335xfb_init(&lcd_panel))
494                 printf("ERROR: failed to initialize video!");
495         /*
496          * modifiy panel info to 'real' resolution, to operate correct with
497          * lcd-framework.
498          */
499         panel_info.vl_col = lcd_panel.hactive;
500         panel_info.vl_row = lcd_panel.vactive;
501
502         lcd_set_flush_dcache(1);
503 }
504
505 void lcd_enable(void)
506 {
507         br_summaryscreen();
508         lcdbacklight(1);
509 }
510 #elif CONFIG_SPL_BUILD
511 #else
512 #error "LCD-support with a suitable FB-Driver is mandatory !"
513 #endif /* CONFIG_LCD */
514
515 #ifdef CONFIG_SPL_BUILD
516 void pmicsetup(u32 mpupll)
517 {
518         int mpu_vdd;
519         int usb_cur_lim;
520
521         if (i2c_probe(TPS65217_CHIP_PM)) {
522                 puts("PMIC (0x24) not found! skip further initalization.\n");
523                 return;
524         }
525
526         /* Get the frequency which is defined by device fuses */
527         dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev);
528         printf("detected max. frequency: %d - ", dpll_mpu_opp100.m);
529
530         if (0 != mpupll) {
531                 dpll_mpu_opp100.m = MPUPLL_M_1000;
532                 printf("retuning MPU-PLL to: %d MHz.\n", dpll_mpu_opp100.m);
533         } else {
534                 puts("ok.\n");
535         }
536         /*
537          * Increase USB current limit to 1300mA or 1800mA and set
538          * the MPU voltage controller as needed.
539          */
540         if (dpll_mpu_opp100.m == MPUPLL_M_1000) {
541                 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA;
542                 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV;
543         } else {
544                 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
545                 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV;
546         }
547
548         if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_POWER_PATH,
549                                usb_cur_lim, TPS65217_USB_INPUT_CUR_LIMIT_MASK))
550                 puts("tps65217_reg_write failure\n");
551
552         /* Set DCDC3 (CORE) voltage to 1.125V */
553         if (tps65217_voltage_update(TPS65217_DEFDCDC3,
554                                     TPS65217_DCDC_VOLT_SEL_1125MV)) {
555                 puts("tps65217_voltage_update failure\n");
556                 return;
557         }
558
559         /* Set CORE Frequencies to OPP100 */
560         do_setup_dpll(&dpll_core_regs, &dpll_core_opp100);
561
562         /* Set DCDC2 (MPU) voltage */
563         if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) {
564                 puts("tps65217_voltage_update failure\n");
565                 return;
566         }
567
568         /* Set LDO3 to 1.8V */
569         if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
570                                TPS65217_DEFLS1,
571                                TPS65217_LDO_VOLTAGE_OUT_1_8,
572                                TPS65217_LDO_MASK))
573                 puts("tps65217_reg_write failure\n");
574         /* Set LDO4 to 3.3V */
575         if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
576                                TPS65217_DEFLS2,
577                                TPS65217_LDO_VOLTAGE_OUT_3_3,
578                                TPS65217_LDO_MASK))
579                 puts("tps65217_reg_write failure\n");
580
581         /* Set MPU Frequency to what we detected now that voltages are set */
582         do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100);
583         /* Set PWR_EN bit in Status Register */
584         tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
585                            TPS65217_STATUS, TPS65217_PWR_OFF, TPS65217_PWR_OFF);
586 }
587
588 void set_uart_mux_conf(void)
589 {
590         enable_uart0_pin_mux();
591 }
592
593 void set_mux_conf_regs(void)
594 {
595         enable_board_pin_mux();
596 }
597
598 #endif /* CONFIG_SPL_BUILD */
599
600 #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
601         (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
602 static void cpsw_control(int enabled)
603 {
604         /* VTP can be added here */
605         return;
606 }
607
608 /* describing port offsets of TI's CPSW block */
609 static struct cpsw_slave_data cpsw_slaves[] = {
610         {
611                 .slave_reg_ofs  = 0x208,
612                 .sliver_reg_ofs = 0xd80,
613                 .phy_addr       = 1,
614         },
615         {
616                 .slave_reg_ofs  = 0x308,
617                 .sliver_reg_ofs = 0xdc0,
618                 .phy_addr       = 2,
619         },
620 };
621
622 static struct cpsw_platform_data cpsw_data = {
623         .mdio_base              = CPSW_MDIO_BASE,
624         .cpsw_base              = CPSW_BASE,
625         .mdio_div               = 0xff,
626         .channels               = 8,
627         .cpdma_reg_ofs          = 0x800,
628         .slaves                 = 1,
629         .slave_data             = cpsw_slaves,
630         .ale_reg_ofs            = 0xd00,
631         .ale_entries            = 1024,
632         .host_port_reg_ofs      = 0x108,
633         .hw_stats_reg_ofs       = 0x900,
634         .bd_ram_ofs             = 0x2000,
635         .mac_control            = (1 << 5),
636         .control                = cpsw_control,
637         .host_port_num          = 0,
638         .version                = CPSW_CTRL_VERSION_2,
639 };
640 #endif /* CONFIG_DRIVER_TI_CPSW, ... */
641
642 #if defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)
643 int board_eth_init(bd_t *bis)
644 {
645         int rv = 0;
646         char mac_addr[6];
647         const char *mac = 0;
648         uint32_t mac_hi, mac_lo;
649         /* try reading mac address from efuse */
650         mac_lo = readl(&cdev->macid0l);
651         mac_hi = readl(&cdev->macid0h);
652         mac_addr[0] = mac_hi & 0xFF;
653         mac_addr[1] = (mac_hi & 0xFF00) >> 8;
654         mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
655         mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
656         mac_addr[4] = mac_lo & 0xFF;
657         mac_addr[5] = (mac_lo & 0xFF00) >> 8;
658
659         if (!getenv("ethaddr")) {
660                 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_USE_FDT)
661                 printf("<ethaddr> not set. trying DTB ... ");
662                 mac = dtbmacaddr(0);
663                 #endif
664                 if (!mac) {
665                         printf("<ethaddr> not set. validating E-fuse MAC ... ");
666                         if (is_valid_ethaddr((const u8 *)mac_addr))
667                                 mac = (const char *)mac_addr;
668                 }
669
670                 if (mac) {
671                         printf("using: %pM on ", mac);
672                         eth_setenv_enetaddr("ethaddr", (const u8 *)mac);
673                 }
674         }
675         writel(MII_MODE_ENABLE, &cdev->miisel);
676         cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII;
677         cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII;
678
679         rv = cpsw_register(&cpsw_data);
680         if (rv < 0) {
681                 printf("Error %d registering CPSW switch\n", rv);
682                 return 0;
683         }
684         return rv;
685 }
686 #endif /* defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD) */
687 #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD)
688 int board_mmc_init(bd_t *bis)
689 {
690         return omap_mmc_init(1, 0, 0, -1, -1);
691 }
692 #endif
693 int overwrite_console(void)
694 {
695         return 1;
696 }