blob: c7d316eab494e7e165938674730dde91df0dfa8e [file] [log] [blame]
Marek Vasut5ff05292020-01-24 18:39:16 +01001// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
2/*
3 * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
4 */
5
6#include <common.h>
7#include <adc.h>
Simon Glass0f2af882020-05-10 11:40:05 -06008#include <log.h>
Simon Glass274e0b02020-05-10 11:39:56 -06009#include <net.h>
Marek Vasut5ff05292020-01-24 18:39:16 +010010#include <asm/arch/stm32.h>
11#include <asm/arch/sys_proto.h>
12#include <asm/gpio.h>
13#include <asm/io.h>
14#include <bootm.h>
15#include <clk.h>
16#include <config.h>
17#include <dm.h>
18#include <dm/device.h>
19#include <dm/uclass.h>
20#include <env.h>
21#include <env_internal.h>
22#include <g_dnl.h>
23#include <generic-phy.h>
24#include <hang.h>
25#include <i2c.h>
26#include <i2c_eeprom.h>
27#include <init.h>
28#include <led.h>
29#include <memalign.h>
30#include <misc.h>
31#include <mtd.h>
32#include <mtd_node.h>
33#include <netdev.h>
34#include <phy.h>
Simon Glassdbd79542020-05-10 11:40:11 -060035#include <linux/delay.h>
Marek Vasut5ff05292020-01-24 18:39:16 +010036#include <power/regulator.h>
37#include <remoteproc.h>
38#include <reset.h>
39#include <syscon.h>
40#include <usb.h>
41#include <usb/dwc2_udc.h>
42#include <watchdog.h>
43
44/* SYSCFG registers */
45#define SYSCFG_BOOTR 0x00
46#define SYSCFG_PMCSETR 0x04
47#define SYSCFG_IOCTRLSETR 0x18
48#define SYSCFG_ICNR 0x1C
49#define SYSCFG_CMPCR 0x20
50#define SYSCFG_CMPENSETR 0x24
51#define SYSCFG_PMCCLRR 0x44
52
53#define SYSCFG_BOOTR_BOOT_MASK GENMASK(2, 0)
54#define SYSCFG_BOOTR_BOOTPD_SHIFT 4
55
56#define SYSCFG_IOCTRLSETR_HSLVEN_TRACE BIT(0)
57#define SYSCFG_IOCTRLSETR_HSLVEN_QUADSPI BIT(1)
58#define SYSCFG_IOCTRLSETR_HSLVEN_ETH BIT(2)
59#define SYSCFG_IOCTRLSETR_HSLVEN_SDMMC BIT(3)
60#define SYSCFG_IOCTRLSETR_HSLVEN_SPI BIT(4)
61
62#define SYSCFG_CMPCR_SW_CTRL BIT(1)
63#define SYSCFG_CMPCR_READY BIT(8)
64
65#define SYSCFG_CMPENSETR_MPU_EN BIT(0)
66
67#define SYSCFG_PMCSETR_ETH_CLK_SEL BIT(16)
68#define SYSCFG_PMCSETR_ETH_REF_CLK_SEL BIT(17)
69
70#define SYSCFG_PMCSETR_ETH_SELMII BIT(20)
71
72#define SYSCFG_PMCSETR_ETH_SEL_MASK GENMASK(23, 21)
73#define SYSCFG_PMCSETR_ETH_SEL_GMII_MII 0
74#define SYSCFG_PMCSETR_ETH_SEL_RGMII BIT(21)
75#define SYSCFG_PMCSETR_ETH_SEL_RMII BIT(23)
76
77/*
78 * Get a global data pointer
79 */
80DECLARE_GLOBAL_DATA_PTR;
81
82int setup_mac_address(void)
83{
Marek Vasut5ff05292020-01-24 18:39:16 +010084 unsigned char enetaddr[6];
Marek Vasut2ab7a2a2020-03-31 19:51:29 +020085 struct udevice *dev;
86 int off, ret;
Marek Vasut5ff05292020-01-24 18:39:16 +010087
88 ret = eth_env_get_enetaddr("ethaddr", enetaddr);
89 if (ret) /* ethaddr is already set */
90 return 0;
91
Marek Vasut2ab7a2a2020-03-31 19:51:29 +020092 off = fdt_path_offset(gd->fdt_blob, "eeprom0");
93 if (off < 0) {
94 printf("%s: No eeprom0 path offset\n", __func__);
95 return off;
Marek Vasut5ff05292020-01-24 18:39:16 +010096 }
97
Marek Vasut2ab7a2a2020-03-31 19:51:29 +020098 ret = uclass_get_device_by_of_offset(UCLASS_I2C_EEPROM, off, &dev);
Marek Vasut5ff05292020-01-24 18:39:16 +010099 if (ret) {
100 printf("Cannot find EEPROM!\n");
101 return ret;
102 }
103
104 ret = i2c_eeprom_read(dev, 0xfa, enetaddr, 0x6);
105 if (ret) {
106 printf("Error reading configuration EEPROM!\n");
107 return ret;
108 }
109
110 if (is_valid_ethaddr(enetaddr))
111 eth_env_set_enetaddr("ethaddr", enetaddr);
112
113 return 0;
114}
115
116int checkboard(void)
117{
118 char *mode;
119 const char *fdt_compat;
120 int fdt_compat_len;
121
Patrick Delaunay472407a2020-03-18 09:22:49 +0100122 if (IS_ENABLED(CONFIG_TFABOOT))
Marek Vasut5ff05292020-01-24 18:39:16 +0100123 mode = "trusted";
124 else
125 mode = "basic";
126
127 printf("Board: stm32mp1 in %s mode", mode);
128 fdt_compat = fdt_getprop(gd->fdt_blob, 0, "compatible",
129 &fdt_compat_len);
130 if (fdt_compat && fdt_compat_len)
131 printf(" (%s)", fdt_compat);
132 puts("\n");
133
134 return 0;
135}
136
Marek Vasut47b98ba2020-04-22 13:18:11 +0200137#ifdef CONFIG_BOARD_EARLY_INIT_F
138static u8 brdcode __section("data");
Marek Vasut39221b52020-04-22 13:18:14 +0200139static u8 ddr3code __section("data");
Marek Vasut47b98ba2020-04-22 13:18:11 +0200140static u8 somcode __section("data");
141
142static void board_get_coding_straps(void)
143{
144 struct gpio_desc gpio[4];
145 ofnode node;
146 int i, ret;
147
148 node = ofnode_path("/config");
149 if (!ofnode_valid(node)) {
150 printf("%s: no /config node?\n", __func__);
151 return;
152 }
153
154 brdcode = 0;
Marek Vasut39221b52020-04-22 13:18:14 +0200155 ddr3code = 0;
Marek Vasut47b98ba2020-04-22 13:18:11 +0200156 somcode = 0;
157
158 ret = gpio_request_list_by_name_nodev(node, "dh,som-coding-gpios",
159 gpio, ARRAY_SIZE(gpio),
160 GPIOD_IS_IN);
161 for (i = 0; i < ret; i++)
162 somcode |= !!dm_gpio_get_value(&(gpio[i])) << i;
163
Marek Vasut39221b52020-04-22 13:18:14 +0200164 ret = gpio_request_list_by_name_nodev(node, "dh,ddr3-coding-gpios",
165 gpio, ARRAY_SIZE(gpio),
166 GPIOD_IS_IN);
167 for (i = 0; i < ret; i++)
168 ddr3code |= !!dm_gpio_get_value(&(gpio[i])) << i;
169
Marek Vasut47b98ba2020-04-22 13:18:11 +0200170 ret = gpio_request_list_by_name_nodev(node, "dh,board-coding-gpios",
171 gpio, ARRAY_SIZE(gpio),
172 GPIOD_IS_IN);
173 for (i = 0; i < ret; i++)
174 brdcode |= !!dm_gpio_get_value(&(gpio[i])) << i;
175
Marek Vasut39221b52020-04-22 13:18:14 +0200176 printf("Code: SoM:rev=%d,ddr3=%d Board:rev=%d\n",
177 somcode, ddr3code, brdcode);
178}
179
180int board_stm32mp1_ddr_config_name_match(struct udevice *dev,
181 const char *name)
182{
Marek Vasut272198e2020-04-29 15:08:38 +0200183 if (ddr3code == 1 &&
184 !strcmp(name, "st,ddr3l-dhsom-1066-888-bin-g-2x1gb-533mhz"))
185 return 0;
186
Marek Vasut39221b52020-04-22 13:18:14 +0200187 if (ddr3code == 2 &&
Marek Vasut272198e2020-04-29 15:08:38 +0200188 !strcmp(name, "st,ddr3l-dhsom-1066-888-bin-g-2x2gb-533mhz"))
Marek Vasut39221b52020-04-22 13:18:14 +0200189 return 0;
190
191 if (ddr3code == 3 &&
Marek Vasut272198e2020-04-29 15:08:38 +0200192 !strcmp(name, "st,ddr3l-dhsom-1066-888-bin-g-2x4gb-533mhz"))
Marek Vasut39221b52020-04-22 13:18:14 +0200193 return 0;
194
195 return -EINVAL;
Marek Vasut47b98ba2020-04-22 13:18:11 +0200196}
197
198int board_early_init_f(void)
199{
200 board_get_coding_straps();
201
202 return 0;
203}
204
205#ifdef CONFIG_SPL_LOAD_FIT
206int board_fit_config_name_match(const char *name)
207{
208 char test[20];
209
210 snprintf(test, sizeof(test), "somrev%d_boardrev%d", somcode, brdcode);
211
212 if (!strcmp(name, test))
213 return 0;
214
215 return -EINVAL;
216}
217#endif
218#endif
219
Marek Vasut5ff05292020-01-24 18:39:16 +0100220static void board_key_check(void)
221{
222#if defined(CONFIG_FASTBOOT) || defined(CONFIG_CMD_STM32PROG)
223 ofnode node;
224 struct gpio_desc gpio;
225 enum forced_boot_mode boot_mode = BOOT_NORMAL;
226
227 node = ofnode_path("/config");
228 if (!ofnode_valid(node)) {
229 debug("%s: no /config node?\n", __func__);
230 return;
231 }
232#ifdef CONFIG_FASTBOOT
233 if (gpio_request_by_name_nodev(node, "st,fastboot-gpios", 0,
234 &gpio, GPIOD_IS_IN)) {
235 debug("%s: could not find a /config/st,fastboot-gpios\n",
236 __func__);
237 } else {
238 if (dm_gpio_get_value(&gpio)) {
239 puts("Fastboot key pressed, ");
240 boot_mode = BOOT_FASTBOOT;
241 }
242
243 dm_gpio_free(NULL, &gpio);
244 }
245#endif
246#ifdef CONFIG_CMD_STM32PROG
247 if (gpio_request_by_name_nodev(node, "st,stm32prog-gpios", 0,
248 &gpio, GPIOD_IS_IN)) {
249 debug("%s: could not find a /config/st,stm32prog-gpios\n",
250 __func__);
251 } else {
252 if (dm_gpio_get_value(&gpio)) {
253 puts("STM32Programmer key pressed, ");
254 boot_mode = BOOT_STM32PROG;
255 }
256 dm_gpio_free(NULL, &gpio);
257 }
258#endif
259
260 if (boot_mode != BOOT_NORMAL) {
261 puts("entering download mode...\n");
262 clrsetbits_le32(TAMP_BOOT_CONTEXT,
263 TAMP_BOOT_FORCED_MASK,
264 boot_mode);
265 }
266#endif
267}
268
269#if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG)
270
271#include <usb/dwc2_udc.h>
272int g_dnl_board_usb_cable_connected(void)
273{
274 struct udevice *dwc2_udc_otg;
275 int ret;
276
277 ret = uclass_get_device_by_driver(UCLASS_USB_GADGET_GENERIC,
278 DM_GET_DRIVER(dwc2_udc_otg),
279 &dwc2_udc_otg);
280 if (!ret)
281 debug("dwc2_udc_otg init failed\n");
282
283 return dwc2_udc_B_session_valid(dwc2_udc_otg);
284}
285
286#define STM32MP1_G_DNL_DFU_PRODUCT_NUM 0xdf11
287#define STM32MP1_G_DNL_FASTBOOT_PRODUCT_NUM 0x0afb
288
289int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
290{
291 if (!strcmp(name, "usb_dnl_dfu"))
292 put_unaligned(STM32MP1_G_DNL_DFU_PRODUCT_NUM, &dev->idProduct);
293 else if (!strcmp(name, "usb_dnl_fastboot"))
294 put_unaligned(STM32MP1_G_DNL_FASTBOOT_PRODUCT_NUM,
295 &dev->idProduct);
296 else
297 put_unaligned(CONFIG_USB_GADGET_PRODUCT_NUM, &dev->idProduct);
298
299 return 0;
300}
301
302#endif /* CONFIG_USB_GADGET */
303
304#ifdef CONFIG_LED
305static int get_led(struct udevice **dev, char *led_string)
306{
307 char *led_name;
308 int ret;
309
310 led_name = fdtdec_get_config_string(gd->fdt_blob, led_string);
311 if (!led_name) {
312 pr_debug("%s: could not find %s config string\n",
313 __func__, led_string);
314 return -ENOENT;
315 }
316 ret = led_get_by_label(led_name, dev);
317 if (ret) {
318 debug("%s: get=%d\n", __func__, ret);
319 return ret;
320 }
321
322 return 0;
323}
324
325static int setup_led(enum led_state_t cmd)
326{
327 struct udevice *dev;
328 int ret;
329
330 ret = get_led(&dev, "u-boot,boot-led");
331 if (ret)
332 return ret;
333
334 ret = led_set_state(dev, cmd);
335 return ret;
336}
337#endif
338
339static void __maybe_unused led_error_blink(u32 nb_blink)
340{
341#ifdef CONFIG_LED
342 int ret;
343 struct udevice *led;
344 u32 i;
345#endif
346
347 if (!nb_blink)
348 return;
349
350#ifdef CONFIG_LED
351 ret = get_led(&led, "u-boot,error-led");
352 if (!ret) {
353 /* make u-boot,error-led blinking */
354 /* if U32_MAX and 125ms interval, for 17.02 years */
355 for (i = 0; i < 2 * nb_blink; i++) {
356 led_set_state(led, LEDST_TOGGLE);
357 mdelay(125);
358 WATCHDOG_RESET();
359 }
360 }
361#endif
362
363 /* infinite: the boot process must be stopped */
364 if (nb_blink == U32_MAX)
365 hang();
366}
367
368static void sysconf_init(void)
369{
Patrick Delaunayf8fe21d2020-04-01 09:07:33 +0200370#ifndef CONFIG_TFABOOT
Marek Vasut5ff05292020-01-24 18:39:16 +0100371 u8 *syscfg;
372#ifdef CONFIG_DM_REGULATOR
373 struct udevice *pwr_dev;
374 struct udevice *pwr_reg;
375 struct udevice *dev;
376 int ret;
377 u32 otp = 0;
378#endif
379 u32 bootr;
380
381 syscfg = (u8 *)syscon_get_first_range(STM32MP_SYSCON_SYSCFG);
382
383 /* interconnect update : select master using the port 1 */
384 /* LTDC = AXI_M9 */
385 /* GPU = AXI_M8 */
386 /* today information is hardcoded in U-Boot */
387 writel(BIT(9), syscfg + SYSCFG_ICNR);
388
389 /* disable Pull-Down for boot pin connected to VDD */
390 bootr = readl(syscfg + SYSCFG_BOOTR);
391 bootr &= ~(SYSCFG_BOOTR_BOOT_MASK << SYSCFG_BOOTR_BOOTPD_SHIFT);
392 bootr |= (bootr & SYSCFG_BOOTR_BOOT_MASK) << SYSCFG_BOOTR_BOOTPD_SHIFT;
393 writel(bootr, syscfg + SYSCFG_BOOTR);
394
395#ifdef CONFIG_DM_REGULATOR
396 /* High Speed Low Voltage Pad mode Enable for SPI, SDMMC, ETH, QSPI
397 * and TRACE. Needed above ~50MHz and conditioned by AFMUX selection.
398 * The customer will have to disable this for low frequencies
399 * or if AFMUX is selected but the function not used, typically for
400 * TRACE. Otherwise, impact on power consumption.
401 *
402 * WARNING:
403 * enabling High Speed mode while VDD>2.7V
404 * with the OTP product_below_2v5 (OTP 18, BIT 13)
405 * erroneously set to 1 can damage the IC!
406 * => U-Boot set the register only if VDD < 2.7V (in DT)
407 * but this value need to be consistent with board design
408 */
409 ret = uclass_get_device_by_driver(UCLASS_PMIC,
410 DM_GET_DRIVER(stm32mp_pwr_pmic),
411 &pwr_dev);
412 if (!ret) {
413 ret = uclass_get_device_by_driver(UCLASS_MISC,
414 DM_GET_DRIVER(stm32mp_bsec),
415 &dev);
416 if (ret) {
417 pr_err("Can't find stm32mp_bsec driver\n");
418 return;
419 }
420
421 ret = misc_read(dev, STM32_BSEC_SHADOW(18), &otp, 4);
422 if (ret > 0)
423 otp = otp & BIT(13);
424
425 /* get VDD = vdd-supply */
426 ret = device_get_supply_regulator(pwr_dev, "vdd-supply",
427 &pwr_reg);
428
429 /* check if VDD is Low Voltage */
430 if (!ret) {
431 if (regulator_get_value(pwr_reg) < 2700000) {
432 writel(SYSCFG_IOCTRLSETR_HSLVEN_TRACE |
433 SYSCFG_IOCTRLSETR_HSLVEN_QUADSPI |
434 SYSCFG_IOCTRLSETR_HSLVEN_ETH |
435 SYSCFG_IOCTRLSETR_HSLVEN_SDMMC |
436 SYSCFG_IOCTRLSETR_HSLVEN_SPI,
437 syscfg + SYSCFG_IOCTRLSETR);
438
439 if (!otp)
440 pr_err("product_below_2v5=0: HSLVEN protected by HW\n");
441 } else {
442 if (otp)
443 pr_err("product_below_2v5=1: HSLVEN update is destructive, no update as VDD>2.7V\n");
444 }
445 } else {
446 debug("VDD unknown");
447 }
448 }
449#endif
450
451 /* activate automatic I/O compensation
452 * warning: need to ensure CSI enabled and ready in clock driver
453 */
454 writel(SYSCFG_CMPENSETR_MPU_EN, syscfg + SYSCFG_CMPENSETR);
455
456 while (!(readl(syscfg + SYSCFG_CMPCR) & SYSCFG_CMPCR_READY))
457 ;
458 clrbits_le32(syscfg + SYSCFG_CMPCR, SYSCFG_CMPCR_SW_CTRL);
459#endif
460}
461
Marek Vasut0839ea92020-03-28 02:01:58 +0100462static void board_init_fmc2(void)
463{
464#define STM32_FMC2_BCR1 0x0
465#define STM32_FMC2_BTR1 0x4
466#define STM32_FMC2_BWTR1 0x104
467#define STM32_FMC2_BCR(x) ((x) * 0x8 + STM32_FMC2_BCR1)
468#define STM32_FMC2_BCRx_FMCEN BIT(31)
469#define STM32_FMC2_BCRx_WREN BIT(12)
470#define STM32_FMC2_BCRx_RSVD BIT(7)
471#define STM32_FMC2_BCRx_FACCEN BIT(6)
472#define STM32_FMC2_BCRx_MWID(n) ((n) << 4)
473#define STM32_FMC2_BCRx_MTYP(n) ((n) << 2)
474#define STM32_FMC2_BCRx_MUXEN BIT(1)
475#define STM32_FMC2_BCRx_MBKEN BIT(0)
476#define STM32_FMC2_BTR(x) ((x) * 0x8 + STM32_FMC2_BTR1)
477#define STM32_FMC2_BTRx_DATAHLD(n) ((n) << 30)
478#define STM32_FMC2_BTRx_BUSTURN(n) ((n) << 16)
479#define STM32_FMC2_BTRx_DATAST(n) ((n) << 8)
480#define STM32_FMC2_BTRx_ADDHLD(n) ((n) << 4)
481#define STM32_FMC2_BTRx_ADDSET(n) ((n) << 0)
482
483#define RCC_MP_AHB6RSTCLRR 0x218
484#define RCC_MP_AHB6RSTCLRR_FMCRST BIT(12)
485#define RCC_MP_AHB6ENSETR 0x19c
486#define RCC_MP_AHB6ENSETR_FMCEN BIT(12)
487
488 const u32 bcr = STM32_FMC2_BCRx_WREN |STM32_FMC2_BCRx_RSVD |
489 STM32_FMC2_BCRx_FACCEN | STM32_FMC2_BCRx_MWID(1) |
490 STM32_FMC2_BCRx_MTYP(2) | STM32_FMC2_BCRx_MUXEN |
491 STM32_FMC2_BCRx_MBKEN;
492 const u32 btr = STM32_FMC2_BTRx_DATAHLD(3) |
493 STM32_FMC2_BTRx_BUSTURN(2) |
494 STM32_FMC2_BTRx_DATAST(0x22) |
495 STM32_FMC2_BTRx_ADDHLD(2) |
496 STM32_FMC2_BTRx_ADDSET(2);
497
498 /* Set up FMC2 bus for KS8851-16MLL and X11 SRAM */
499 writel(RCC_MP_AHB6RSTCLRR_FMCRST, STM32_RCC_BASE + RCC_MP_AHB6RSTCLRR);
500 writel(RCC_MP_AHB6ENSETR_FMCEN, STM32_RCC_BASE + RCC_MP_AHB6ENSETR);
501
502 /* KS8851-16MLL -- Muxed mode */
503 writel(bcr, STM32_FMC2_BASE + STM32_FMC2_BCR(1));
504 writel(btr, STM32_FMC2_BASE + STM32_FMC2_BTR(1));
505 /* AS7C34098 SRAM on X11 -- Muxed mode */
506 writel(bcr, STM32_FMC2_BASE + STM32_FMC2_BCR(3));
507 writel(btr, STM32_FMC2_BASE + STM32_FMC2_BTR(3));
508
509 setbits_le32(STM32_FMC2_BASE + STM32_FMC2_BCR1, STM32_FMC2_BCRx_FMCEN);
510}
511
Marek Vasut5ff05292020-01-24 18:39:16 +0100512/* board dependent setup after realloc */
513int board_init(void)
514{
515 struct udevice *dev;
516
517 /* address of boot parameters */
518 gd->bd->bi_boot_params = STM32_DDR_BASE + 0x100;
519
520 /* probe all PINCTRL for hog */
521 for (uclass_first_device(UCLASS_PINCTRL, &dev);
522 dev;
523 uclass_next_device(&dev)) {
524 pr_debug("probe pincontrol = %s\n", dev->name);
525 }
526
527 board_key_check();
528
529#ifdef CONFIG_DM_REGULATOR
530 regulators_enable_boot_on(_DEBUG);
531#endif
532
533 sysconf_init();
534
Marek Vasut0839ea92020-03-28 02:01:58 +0100535 board_init_fmc2();
536
Patrick Delaunay78f68f22020-04-10 19:14:01 +0200537 if (CONFIG_IS_ENABLED(LED))
Marek Vasut5ff05292020-01-24 18:39:16 +0100538 led_default_state();
539
540 return 0;
541}
542
543int board_late_init(void)
544{
545 char *boot_device;
546#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
547 const void *fdt_compat;
548 int fdt_compat_len;
549
550 fdt_compat = fdt_getprop(gd->fdt_blob, 0, "compatible",
551 &fdt_compat_len);
552 if (fdt_compat && fdt_compat_len) {
553 if (strncmp(fdt_compat, "st,", 3) != 0)
554 env_set("board_name", fdt_compat);
555 else
556 env_set("board_name", fdt_compat + 3);
557 }
558#endif
559
560 /* Check the boot-source to disable bootdelay */
561 boot_device = env_get("boot_device");
562 if (!strcmp(boot_device, "serial") || !strcmp(boot_device, "usb"))
563 env_set("bootdelay", "0");
564
Marek Vasut47b98ba2020-04-22 13:18:11 +0200565#ifdef CONFIG_BOARD_EARLY_INIT_F
566 env_set_ulong("dh_som_rev", somcode);
567 env_set_ulong("dh_board_rev", brdcode);
Marek Vasut39221b52020-04-22 13:18:14 +0200568 env_set_ulong("dh_ddr3_code", ddr3code);
Marek Vasut47b98ba2020-04-22 13:18:11 +0200569#endif
570
Marek Vasut5ff05292020-01-24 18:39:16 +0100571 return 0;
572}
573
574void board_quiesce_devices(void)
575{
576#ifdef CONFIG_LED
577 setup_led(LEDST_OFF);
578#endif
579}
580
581/* eth init function : weak called in eqos driver */
582int board_interface_eth_init(struct udevice *dev,
583 phy_interface_t interface_type)
584{
585 u8 *syscfg;
586 u32 value;
587 bool eth_clk_sel_reg = false;
588 bool eth_ref_clk_sel_reg = false;
589
590 /* Gigabit Ethernet 125MHz clock selection. */
591 eth_clk_sel_reg = dev_read_bool(dev, "st,eth_clk_sel");
592
593 /* Ethernet 50Mhz RMII clock selection */
594 eth_ref_clk_sel_reg =
595 dev_read_bool(dev, "st,eth_ref_clk_sel");
596
597 syscfg = (u8 *)syscon_get_first_range(STM32MP_SYSCON_SYSCFG);
598
599 if (!syscfg)
600 return -ENODEV;
601
602 switch (interface_type) {
603 case PHY_INTERFACE_MODE_MII:
604 value = SYSCFG_PMCSETR_ETH_SEL_GMII_MII |
605 SYSCFG_PMCSETR_ETH_REF_CLK_SEL;
606 debug("%s: PHY_INTERFACE_MODE_MII\n", __func__);
607 break;
608 case PHY_INTERFACE_MODE_GMII:
609 if (eth_clk_sel_reg)
610 value = SYSCFG_PMCSETR_ETH_SEL_GMII_MII |
611 SYSCFG_PMCSETR_ETH_CLK_SEL;
612 else
613 value = SYSCFG_PMCSETR_ETH_SEL_GMII_MII;
614 debug("%s: PHY_INTERFACE_MODE_GMII\n", __func__);
615 break;
616 case PHY_INTERFACE_MODE_RMII:
617 if (eth_ref_clk_sel_reg)
618 value = SYSCFG_PMCSETR_ETH_SEL_RMII |
619 SYSCFG_PMCSETR_ETH_REF_CLK_SEL;
620 else
621 value = SYSCFG_PMCSETR_ETH_SEL_RMII;
622 debug("%s: PHY_INTERFACE_MODE_RMII\n", __func__);
623 break;
624 case PHY_INTERFACE_MODE_RGMII:
625 case PHY_INTERFACE_MODE_RGMII_ID:
626 case PHY_INTERFACE_MODE_RGMII_RXID:
627 case PHY_INTERFACE_MODE_RGMII_TXID:
628 if (eth_clk_sel_reg)
629 value = SYSCFG_PMCSETR_ETH_SEL_RGMII |
630 SYSCFG_PMCSETR_ETH_CLK_SEL;
631 else
632 value = SYSCFG_PMCSETR_ETH_SEL_RGMII;
633 debug("%s: PHY_INTERFACE_MODE_RGMII\n", __func__);
634 break;
635 default:
636 debug("%s: Do not manage %d interface\n",
637 __func__, interface_type);
638 /* Do not manage others interfaces */
639 return -EINVAL;
640 }
641
642 /* clear and set ETH configuration bits */
643 writel(SYSCFG_PMCSETR_ETH_SEL_MASK | SYSCFG_PMCSETR_ETH_SELMII |
644 SYSCFG_PMCSETR_ETH_REF_CLK_SEL | SYSCFG_PMCSETR_ETH_CLK_SEL,
645 syscfg + SYSCFG_PMCCLRR);
646 writel(value, syscfg + SYSCFG_PMCSETR);
647
648 return 0;
649}
650
651enum env_location env_get_location(enum env_operation op, int prio)
652{
653 if (prio)
654 return ENVL_UNKNOWN;
655
656#ifdef CONFIG_ENV_IS_IN_SPI_FLASH
657 return ENVL_SPI_FLASH;
658#else
659 return ENVL_NOWHERE;
660#endif
661}
662
Marek Vasut5ff05292020-01-24 18:39:16 +0100663#if defined(CONFIG_OF_BOARD_SETUP)
664int ft_board_setup(void *blob, bd_t *bd)
665{
666 return 0;
667}
668#endif
669
Marek Vasut5ff05292020-01-24 18:39:16 +0100670static void board_copro_image_process(ulong fw_image, size_t fw_size)
671{
672 int ret, id = 0; /* Copro id fixed to 0 as only one coproc on mp1 */
673
674 if (!rproc_is_initialized())
675 if (rproc_init()) {
676 printf("Remote Processor %d initialization failed\n",
677 id);
678 return;
679 }
680
681 ret = rproc_load(id, fw_image, fw_size);
682 printf("Load Remote Processor %d with data@addr=0x%08lx %u bytes:%s\n",
683 id, fw_image, fw_size, ret ? " Failed!" : " Success!");
684
685 if (!ret) {
686 rproc_start(id);
687 env_set("copro_state", "booted");
688 }
689}
690
691U_BOOT_FIT_LOADABLE_HANDLER(IH_TYPE_COPRO, board_copro_image_process);