blob: e947e54c39f86db03a2147bb9820f062aa9bdaec [file] [log] [blame]
Hannes Petermaierfb003662014-02-07 08:07:36 +01001/*
2 * common.c
3 *
4 * common board functions for B&R boards
5 *
Hannes Schmelzer7935f032015-05-28 15:41:12 +02006 * Copyright (C) 2013 Hannes Schmelzer <oe5hpm@oevsv.at>
Hannes Petermaierfb003662014-02-07 08:07:36 +01007 * Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com
8 *
9 * SPDX-License-Identifier: GPL-2.0+
10 *
11 */
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +010012#include <version.h>
Hannes Petermaierfb003662014-02-07 08:07:36 +010013#include <common.h>
14#include <errno.h>
Hannes Petermaierfb003662014-02-07 08:07:36 +010015#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>
Hannes Petermaier8e731ed2014-04-08 08:39:20 +020021#include <asm/arch/mmc_host_def.h>
Hannes Petermaierfb003662014-02-07 08:07:36 +010022#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>
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +010028#include <lcd.h>
29#include <fs.h>
30#ifdef CONFIG_USE_FDT
31 #include <fdt_support.h>
32#endif
Hannes Petermaierfb003662014-02-07 08:07:36 +010033#include "bur_common.h"
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +010034#include "../../../drivers/video/am335x-fb.h"
Hannes Petermaier763f7f32015-04-08 07:38:34 +020035#include <nand.h>
Hannes Petermaier1df983f2015-04-24 14:49:37 +020036#include <fdt_simplefb.h>
Hannes Petermaierfb003662014-02-07 08:07:36 +010037
38static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +010039
40DECLARE_GLOBAL_DATA_PTR;
41
42#ifdef CONFIG_USE_FDT
Hannes Petermaier76d7b532015-04-08 07:38:33 +020043 #define FDTPROP(b, c) fdt_getprop_u32_default(gd->fdt_blob, b, c, ~0UL)
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +010044 #define PATHTIM "/panel/display-timings/default"
45 #define PATHINF "/panel/panel-info"
46#endif
Hannes Petermaierfb003662014-02-07 08:07:36 +010047/* --------------------------------------------------------------------------*/
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +010048#if defined(CONFIG_LCD) && defined(CONFIG_AM335X_LCD) && \
49 !defined(CONFIG_SPL_BUILD)
Hannes Petermaier1df983f2015-04-24 14:49:37 +020050void 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;
Hannes Petermaier129fe972015-06-11 12:25:43 +020066 struct gptimer *timerhw;
Hannes Petermaier1df983f2015-04-24 14:49:37 +020067
68 if (on)
69 bright = bright != ~0UL ? bright : 50;
70 else
71 bright = 0;
72
73 switch (driver) {
Hannes Petermaier129fe972015-06-11 12:25:43 +020074 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) {
Hannes Petermaier1df983f2015-04-24 14:49:37 +020082 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;
Hannes Petermaier129fe972015-06-11 12:25:43 +020092 case 1:
93 case 2: /* PWM using timer */
Hannes Petermaier1df983f2015-04-24 14:49:37 +020094 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
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100116int load_lcdtiming(struct am335x_lcdpanel *panel)
117{
118 struct am335x_lcdpanel pnltmp;
119#ifdef CONFIG_USE_FDT
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100120 u32 dtbprop;
Hannes Petermaierd35cb792015-04-24 14:49:35 +0200121 char buf[32];
122 const char *nodep = 0;
123 int nodeoff;
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100124
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200125 if (gd->fdt_blob == NULL) {
126 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100127 return -1;
128 }
129 memcpy(&pnltmp, (void *)panel, sizeof(struct am335x_lcdpanel));
130
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200131 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");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100142
143 /* calc. proper clk-divisor */
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200144 dtbprop = FDTPROP(PATHTIM, "clock-frequency");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100145 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 */
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200151 dtbprop = FDTPROP(PATHTIM, "hsync-active");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100152 if (dtbprop == 0)
153 pnltmp.pol |= HSYNC_INVERT;
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200154 dtbprop = FDTPROP(PATHTIM, "vsync-active");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100155 if (dtbprop == 0)
156 pnltmp.pol |= VSYNC_INVERT;
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200157 dtbprop = FDTPROP(PATHINF, "sync-ctrl");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100158 if (dtbprop == 1)
159 pnltmp.pol |= HSVS_CONTROL;
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200160 dtbprop = FDTPROP(PATHINF, "sync-edge");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100161 if (dtbprop == 1)
162 pnltmp.pol |= HSVS_RISEFALL;
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200163 dtbprop = FDTPROP(PATHTIM, "pixelclk-active");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100164 if (dtbprop == 0)
165 pnltmp.pol |= PXCLK_INVERT;
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200166 dtbprop = FDTPROP(PATHTIM, "de-active");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100167 if (dtbprop == 0)
168 pnltmp.pol |= DE_INVERT;
Hannes Petermaierd35cb792015-04-24 14:49:35 +0200169
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);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100188#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);
Hannes Petermaierd35cb792015-04-24 14:49:35 +0200202 panel_info.vl_rot = getenv_ulong("ds1_rotation", 10, 0);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100203#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
250static int load_devicetree(void)
251{
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200252 int rc;
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100253 loff_t dtbsize;
Hannes Petermaier763f7f32015-04-08 07:38:34 +0200254 u32 dtbaddr = getenv_ulong("dtbaddr", 16, 0UL);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100255
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200256 if (dtbaddr == 0) {
257 printf("%s: don't have a valid <dtbaddr> in env!\n", __func__);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100258 return -1;
259 }
Hannes Petermaier763f7f32015-04-08 07:38:34 +0200260#ifdef CONFIG_NAND
261 dtbsize = 0x20000;
Scott Wood2c1b7e12016-05-30 13:57:55 -0500262 rc = nand_read_skip_bad(nand_info[0], 0x40000, (size_t *)&dtbsize,
Hannes Petermaier763f7f32015-04-08 07:38:34 +0200263 NULL, 0x20000, (u_char *)dtbaddr);
264#else
265 char *dtbname = getenv("dtb");
266 char *dtbdev = getenv("dtbdev");
267 char *dtppart = getenv("dtbpart");
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200268 if (!dtbdev || !dtbdev || !dtbname) {
269 printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__);
270 return -1;
271 }
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100272
273 if (fs_set_blk_dev(dtbdev, dtppart, FS_TYPE_EXT)) {
274 puts("load_devicetree: set_blk_dev failed.\n");
275 return -1;
276 }
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200277 rc = fs_read(dtbname, (u32)dtbaddr, 0, 0, &dtbsize);
Hannes Petermaier763f7f32015-04-08 07:38:34 +0200278#endif
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200279 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;
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100285 }
286
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200287 printf("%s: load dtb failed!\n", __func__);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100288 return -1;
289}
290
291static const char *dtbmacaddr(u32 ifno)
292{
293 int node, len;
294 char enet[16];
295 const char *mac;
296 const char *path;
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100297
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200298 if (gd->fdt_blob == NULL) {
299 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100300 return NULL;
301 }
302
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200303 node = fdt_path_offset(gd->fdt_blob, "/aliases");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100304 if (node < 0)
305 return NULL;
306
307 sprintf(enet, "ethernet%d", ifno);
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200308 path = fdt_getprop(gd->fdt_blob, node, enet, NULL);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100309 if (!path) {
310 printf("no alias for %s\n", enet);
311 return NULL;
312 }
313
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200314 node = fdt_path_offset(gd->fdt_blob, path);
315 mac = fdt_getprop(gd->fdt_blob, node, "mac-address", &len);
Joe Hershberger8ecdbed2015-04-08 01:41:04 -0500316 if (mac && is_valid_ethaddr((u8 *)mac))
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100317 return mac;
318
319 return NULL;
320}
321
322static void br_summaryscreen_printdtb(char *prefix,
323 char *name,
324 char *suffix)
325{
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100326 char buf[32] = { 0 };
327 const char *nodep = buf;
328 char *mac = 0;
329 int nodeoffset;
330 int len;
331
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200332 if (gd->fdt_blob == NULL) {
333 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100334 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 {
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200346 nodeoffset = fdt_path_offset(gd->fdt_blob,
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100347 "/factory-settings");
348 if (nodeoffset < 0) {
349 puts("no 'factory-settings' in dtb!\n");
350 return;
351 }
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200352 nodep = fdt_getprop(gd->fdt_blob, nodeoffset, name, &len);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100353 }
354 if (nodep && strlen(nodep) > 1)
355 lcd_printf("%s %s %s", prefix, nodep, suffix);
356 else
357 lcd_printf("\n");
358}
359int 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 }
Hannes Petermaier1df983f2015-04-24 14:49:37 +0200373 /*
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
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100399 return 0;
400}
401#else
402
403static 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
419void 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
439void lcdpower(int on)
440{
441 u32 pin, swval, i;
442#ifdef CONFIG_USE_FDT
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200443 if (gd->fdt_blob == NULL) {
444 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100445 return;
446 }
Hannes Petermaier76d7b532015-04-08 07:38:33 +0200447 pin = FDTPROP(PATHINF, "pwrpin");
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100448#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
470vidinfo_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
480void 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
505void lcd_enable(void)
506{
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100507 br_summaryscreen();
Hannes Petermaier1df983f2015-04-24 14:49:37 +0200508 lcdbacklight(1);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100509}
510#elif CONFIG_SPL_BUILD
511#else
512#error "LCD-support with a suitable FB-Driver is mandatory !"
513#endif /* CONFIG_LCD */
514
Hannes Petermaierfb003662014-02-07 08:07:36 +0100515#ifdef CONFIG_SPL_BUILD
516void pmicsetup(u32 mpupll)
517{
518 int mpu_vdd;
519 int usb_cur_lim;
520
Hannes Petermaierfb003662014-02-07 08:07:36 +0100521 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);
Hannes Petermaier69d0d7d2015-02-03 13:22:26 +0100583 /* Set PWR_EN bit in Status Register */
584 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
585 TPS65217_STATUS, TPS65217_PWR_OFF, TPS65217_PWR_OFF);
Hannes Petermaierfb003662014-02-07 08:07:36 +0100586}
587
588void set_uart_mux_conf(void)
589{
590 enable_uart0_pin_mux();
591}
592
593void 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))
602static 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 */
609static struct cpsw_slave_data cpsw_slaves[] = {
610 {
611 .slave_reg_ofs = 0x208,
612 .sliver_reg_ofs = 0xd80,
Hannes Petermaier12da0512014-03-06 07:03:24 +0100613 .phy_addr = 1,
Hannes Petermaierfb003662014-02-07 08:07:36 +0100614 },
615 {
616 .slave_reg_ofs = 0x308,
617 .sliver_reg_ofs = 0xdc0,
Hannes Petermaier12da0512014-03-06 07:03:24 +0100618 .phy_addr = 2,
Hannes Petermaierfb003662014-02-07 08:07:36 +0100619 },
620};
621
622static 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
Hannes Schmelzer41bfcfb2016-02-19 12:09:42 +0100642#if defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)
Hannes Petermaierfb003662014-02-07 08:07:36 +0100643int board_eth_init(bd_t *bis)
644{
645 int rv = 0;
Hannes Petermaier077f26c2015-02-03 13:22:27 +0100646 char mac_addr[6];
647 const char *mac = 0;
Hannes Petermaierfb003662014-02-07 08:07:36 +0100648 uint32_t mac_hi, mac_lo;
Hannes Petermaierfb003662014-02-07 08:07:36 +0100649 /* 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
Hannes Petermaierfb003662014-02-07 08:07:36 +0100659 if (!getenv("ethaddr")) {
Hannes Petermaier077f26c2015-02-03 13:22:27 +0100660 #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 ... ");
Joe Hershberger8ecdbed2015-04-08 01:41:04 -0500666 if (is_valid_ethaddr((const u8 *)mac_addr))
Hannes Petermaier077f26c2015-02-03 13:22:27 +0100667 mac = (const char *)mac_addr;
668 }
Hannes Petermaierfb003662014-02-07 08:07:36 +0100669
Hannes Petermaier077f26c2015-02-03 13:22:27 +0100670 if (mac) {
671 printf("using: %pM on ", mac);
672 eth_setenv_enetaddr("ethaddr", (const u8 *)mac);
Hannes Petermaierfb003662014-02-07 08:07:36 +0100673 }
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 }
Hannes Petermaierfb003662014-02-07 08:07:36 +0100684 return rv;
685}
Hannes Schmelzer41bfcfb2016-02-19 12:09:42 +0100686#endif /* defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD) */
Hannes Petermaier8e731ed2014-04-08 08:39:20 +0200687#if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD)
688int board_mmc_init(bd_t *bis)
689{
690 return omap_mmc_init(1, 0, 0, -1, -1);
691}
692#endif
Hannes Petermaierc84a8892015-03-17 15:31:21 +0100693int overwrite_console(void)
694{
695 return 1;
696}