blob: bda5f0df5bceb7adff8d28fb22f07f913bc6ada8 [file] [log] [blame]
Marek Vasutf90ff0b2018-10-04 21:24:14 +02001// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Menlosystems M53Menlo board
4 *
5 * Copyright (C) 2012-2017 Marek Vasut <marex@denx.de>
6 * Copyright (C) 2014-2017 Olaf Mandel <o.mandel@menlosystems.com>
7 */
8
9#include <common.h>
Marek Vasut29646a22019-06-09 18:46:46 +020010#include <dm.h>
Marek Vasutf90ff0b2018-10-04 21:24:14 +020011#include <asm/io.h>
12#include <asm/arch/imx-regs.h>
13#include <asm/arch/sys_proto.h>
14#include <asm/arch/crm_regs.h>
15#include <asm/arch/clock.h>
16#include <asm/arch/iomux-mx53.h>
17#include <asm/mach-imx/mx5_video.h>
18#include <asm/mach-imx/video.h>
19#include <asm/gpio.h>
20#include <asm/spl.h>
Simon Glass0af6e2d2019-08-01 09:46:52 -060021#include <env.h>
Marek Vasutf90ff0b2018-10-04 21:24:14 +020022#include <fdt_support.h>
Yangbo Lu73340382019-06-21 11:42:28 +080023#include <fsl_esdhc_imx.h>
Simon Glass1a974af2019-08-01 09:46:36 -060024#include <gzip.h>
Marek Vasutf90ff0b2018-10-04 21:24:14 +020025#include <i2c.h>
26#include <ipu_pixfmt.h>
27#include <linux/errno.h>
28#include <linux/fb.h>
29#include <mmc.h>
30#include <netdev.h>
31#include <spl.h>
32#include <splash.h>
33#include <usb/ehci-ci.h>
Marek Vasut29646a22019-06-09 18:46:46 +020034#include <video_console.h>
Marek Vasutf90ff0b2018-10-04 21:24:14 +020035
36DECLARE_GLOBAL_DATA_PTR;
37
38static u32 mx53_dram_size[2];
39
40ulong board_get_usable_ram_top(ulong total_size)
41{
42 /*
43 * WARNING: We must override get_effective_memsize() function here
44 * to report only the size of the first DRAM bank. This is to make
45 * U-Boot relocator place U-Boot into valid memory, that is, at the
46 * end of the first DRAM bank. If we did not override this function
47 * like so, U-Boot would be placed at the address of the first DRAM
48 * bank + total DRAM size - sizeof(uboot), which in the setup where
49 * each DRAM bank contains 512MiB of DRAM would result in placing
50 * U-Boot into invalid memory area close to the end of the first
51 * DRAM bank.
52 */
53 return PHYS_SDRAM_2 + mx53_dram_size[1];
54}
55
56int dram_init(void)
57{
58 mx53_dram_size[0] = get_ram_size((void *)PHYS_SDRAM_1, 1 << 30);
59 mx53_dram_size[1] = get_ram_size((void *)PHYS_SDRAM_2, 1 << 30);
60
61 gd->ram_size = mx53_dram_size[0] + mx53_dram_size[1];
62
63 return 0;
64}
65
66int dram_init_banksize(void)
67{
68 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
69 gd->bd->bi_dram[0].size = mx53_dram_size[0];
70
71 gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
72 gd->bd->bi_dram[1].size = mx53_dram_size[1];
73
74 return 0;
75}
76
77static void setup_iomux_uart(void)
78{
79 static const iomux_v3_cfg_t uart_pads[] = {
80 MX53_PAD_PATA_DMACK__UART1_RXD_MUX,
81 MX53_PAD_PATA_DIOW__UART1_TXD_MUX,
82 };
83
84 imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
85}
86
Marek Vasutf90ff0b2018-10-04 21:24:14 +020087static void setup_iomux_fec(void)
88{
89 static const iomux_v3_cfg_t fec_pads[] = {
90 /* MDIO pads */
91 NEW_PAD_CTRL(MX53_PAD_FEC_MDIO__FEC_MDIO, PAD_CTL_HYS |
92 PAD_CTL_DSE_HIGH | PAD_CTL_PUS_22K_UP | PAD_CTL_ODE),
93 NEW_PAD_CTRL(MX53_PAD_FEC_MDC__FEC_MDC, PAD_CTL_DSE_HIGH),
94
95 /* FEC 0 pads */
96 NEW_PAD_CTRL(MX53_PAD_FEC_CRS_DV__FEC_RX_DV,
97 PAD_CTL_HYS | PAD_CTL_PKE),
98 NEW_PAD_CTRL(MX53_PAD_FEC_REF_CLK__FEC_TX_CLK,
99 PAD_CTL_HYS | PAD_CTL_PKE),
100 NEW_PAD_CTRL(MX53_PAD_FEC_RX_ER__FEC_RX_ER,
101 PAD_CTL_HYS | PAD_CTL_PKE),
102 NEW_PAD_CTRL(MX53_PAD_FEC_TX_EN__FEC_TX_EN, PAD_CTL_DSE_HIGH),
103 NEW_PAD_CTRL(MX53_PAD_FEC_RXD0__FEC_RDATA_0,
104 PAD_CTL_HYS | PAD_CTL_PKE),
105 NEW_PAD_CTRL(MX53_PAD_FEC_RXD1__FEC_RDATA_1,
106 PAD_CTL_HYS | PAD_CTL_PKE),
107 NEW_PAD_CTRL(MX53_PAD_FEC_TXD0__FEC_TDATA_0, PAD_CTL_DSE_HIGH),
108 NEW_PAD_CTRL(MX53_PAD_FEC_TXD1__FEC_TDATA_1, PAD_CTL_DSE_HIGH),
109
110 /* FEC 1 pads */
111 NEW_PAD_CTRL(MX53_PAD_KEY_COL0__FEC_RDATA_3,
112 PAD_CTL_HYS | PAD_CTL_PKE),
113 NEW_PAD_CTRL(MX53_PAD_KEY_ROW0__FEC_TX_ER,
114 PAD_CTL_HYS | PAD_CTL_PKE),
115 NEW_PAD_CTRL(MX53_PAD_KEY_COL1__FEC_RX_CLK,
116 PAD_CTL_HYS | PAD_CTL_PKE),
117 NEW_PAD_CTRL(MX53_PAD_KEY_ROW1__FEC_COL,
118 PAD_CTL_HYS | PAD_CTL_PKE),
119 NEW_PAD_CTRL(MX53_PAD_KEY_COL2__FEC_RDATA_2,
120 PAD_CTL_HYS | PAD_CTL_PKE),
121 NEW_PAD_CTRL(MX53_PAD_KEY_ROW2__FEC_TDATA_2, PAD_CTL_DSE_HIGH),
122 NEW_PAD_CTRL(MX53_PAD_KEY_COL3__FEC_CRS,
123 PAD_CTL_HYS | PAD_CTL_PKE),
124 NEW_PAD_CTRL(MX53_PAD_GPIO_19__FEC_TDATA_3, PAD_CTL_DSE_HIGH),
125 };
126
127 imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads));
128}
Marek Vasutf90ff0b2018-10-04 21:24:14 +0200129
Yangbo Lu73340382019-06-21 11:42:28 +0800130#ifdef CONFIG_FSL_ESDHC_IMX
Marek Vasutf90ff0b2018-10-04 21:24:14 +0200131struct fsl_esdhc_cfg esdhc_cfg = {
132 MMC_SDHC1_BASE_ADDR,
133};
134
135int board_mmc_getcd(struct mmc *mmc)
136{
137 imx_iomux_v3_setup_pad(MX53_PAD_GPIO_1__GPIO1_1);
138 gpio_direction_input(IMX_GPIO_NR(1, 1));
139
140 return !gpio_get_value(IMX_GPIO_NR(1, 1));
141}
142
143#define SD_CMD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
144 PAD_CTL_PUS_100K_UP)
145#define SD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | \
146 PAD_CTL_DSE_HIGH)
147
148int board_mmc_init(bd_t *bis)
149{
150 static const iomux_v3_cfg_t sd1_pads[] = {
151 NEW_PAD_CTRL(MX53_PAD_SD1_CMD__ESDHC1_CMD, SD_CMD_PAD_CTRL),
152 NEW_PAD_CTRL(MX53_PAD_SD1_CLK__ESDHC1_CLK, SD_PAD_CTRL),
153 NEW_PAD_CTRL(MX53_PAD_SD1_DATA0__ESDHC1_DAT0, SD_PAD_CTRL),
154 NEW_PAD_CTRL(MX53_PAD_SD1_DATA1__ESDHC1_DAT1, SD_PAD_CTRL),
155 NEW_PAD_CTRL(MX53_PAD_SD1_DATA2__ESDHC1_DAT2, SD_PAD_CTRL),
156 NEW_PAD_CTRL(MX53_PAD_SD1_DATA3__ESDHC1_DAT3, SD_PAD_CTRL),
157 };
158
159 esdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
160
161 imx_iomux_v3_setup_multiple_pads(sd1_pads, ARRAY_SIZE(sd1_pads));
162
163 return fsl_esdhc_initialize(bis, &esdhc_cfg);
164}
165#endif
166
Marek Vasutf90ff0b2018-10-04 21:24:14 +0200167static void enable_lvds_clock(struct display_info_t const *dev, const u8 hclk)
168{
169 static struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)MXC_CCM_BASE;
170 int ret;
171
172 /* For ETM0430G0DH6 model, this must be enabled before the clock. */
173 gpio_direction_output(IMX_GPIO_NR(6, 0), 1);
174
175 /*
176 * Set LVDS clock to 33.28 MHz for the display. The PLL4 is set to
177 * 233 MHz, divided by 7 by setting CCM_CSCMR2 LDB_DI0_IPU_DIV=1 .
178 */
179 ret = mxc_set_clock(MXC_HCLK, hclk, MXC_LDB_CLK);
180 if (ret)
181 puts("IPU: Failed to configure LDB clock\n");
182
183 /* Configure CCM_CSCMR2 */
184 clrsetbits_le32(&mxc_ccm->cscmr2,
185 (0x7 << 26) | BIT(10) | BIT(8),
186 (0x5 << 26) | BIT(10) | BIT(8));
187
188 /* Configure LDB_CTRL */
189 writel(0x201, 0x53fa8008);
190}
191
192static void enable_lvds_etm0430g0dh6(struct display_info_t const *dev)
193{
Marek Vasut78de12c2019-06-09 18:46:43 +0200194 gpio_request(IMX_GPIO_NR(6, 0), "LCD");
195
Marek Vasutf90ff0b2018-10-04 21:24:14 +0200196 /* For ETM0430G0DH6 model, this must be enabled before the clock. */
197 gpio_direction_output(IMX_GPIO_NR(6, 0), 1);
198
199 /*
200 * Set LVDS clock to 9 MHz for the display. The PLL4 is set to
201 * 63 MHz, divided by 7 by setting CCM_CSCMR2 LDB_DI0_IPU_DIV=1 .
202 */
203 enable_lvds_clock(dev, 63);
204}
205
206static void enable_lvds_etm0700g0dh6(struct display_info_t const *dev)
207{
Marek Vasut78de12c2019-06-09 18:46:43 +0200208 gpio_request(IMX_GPIO_NR(6, 0), "LCD");
209
Marek Vasutf90ff0b2018-10-04 21:24:14 +0200210 /*
211 * Set LVDS clock to 33.28 MHz for the display. The PLL4 is set to
212 * 233 MHz, divided by 7 by setting CCM_CSCMR2 LDB_DI0_IPU_DIV=1 .
213 */
214 enable_lvds_clock(dev, 233);
215
216 /* For ETM0700G0DH6 model, this may be enabled after the clock. */
217 gpio_direction_output(IMX_GPIO_NR(6, 0), 1);
218}
219
220static const char *lvds_compat_string;
221
222static int detect_lvds(struct display_info_t const *dev)
223{
224 u8 touchid[23];
225 u8 *touchptr = &touchid[0];
226 int ret;
227
228 ret = i2c_set_bus_num(0);
229 if (ret)
230 return 0;
231
232 /* Touchscreen is at address 0x38, ID register is 0xbb. */
233 ret = i2c_read(0x38, 0xbb, 1, touchid, sizeof(touchid));
234 if (ret)
235 return 0;
236
237 /* EP0430 prefixes the response with 0xbb, skip it. */
238 if (*touchptr == 0xbb)
239 touchptr++;
240
241 /* Skip the 'EP' prefix. */
242 touchptr += 2;
243
244 ret = !memcmp(touchptr, &dev->mode.name[7], 4);
245 if (ret)
246 lvds_compat_string = dev->mode.name;
247
248 return ret;
249}
250
251void board_preboot_os(void)
252{
253 /* Power off the LCD to prevent awful color flicker */
254 gpio_direction_output(IMX_GPIO_NR(6, 0), 0);
255}
256
257int ft_board_setup(void *blob, bd_t *bd)
258{
259 if (lvds_compat_string)
260 do_fixup_by_path_string(blob, "/panel", "compatible",
261 lvds_compat_string);
262
263 return 0;
264}
265
266struct display_info_t const displays[] = {
267 {
268 .bus = 0,
269 .addr = 0,
270 .detect = detect_lvds,
271 .enable = enable_lvds_etm0430g0dh6,
272 .pixfmt = IPU_PIX_FMT_RGB666,
273 .mode = {
274 .name = "edt,etm0430g0dh6",
275 .refresh = 60,
276 .xres = 480,
277 .yres = 272,
278 .pixclock = 111111, /* picosecond (9 MHz) */
279 .left_margin = 2,
280 .right_margin = 2,
281 .upper_margin = 2,
282 .lower_margin = 2,
283 .hsync_len = 41,
284 .vsync_len = 10,
285 .sync = 0x40000000,
286 .vmode = FB_VMODE_NONINTERLACED
287 }
288 }, {
289 .bus = 0,
290 .addr = 0,
291 .detect = detect_lvds,
292 .enable = enable_lvds_etm0700g0dh6,
293 .pixfmt = IPU_PIX_FMT_RGB666,
294 .mode = {
295 .name = "edt,etm0700g0dh6",
296 .refresh = 60,
297 .xres = 800,
298 .yres = 480,
299 .pixclock = 30048, /* picosecond (33.28 MHz) */
300 .left_margin = 40,
301 .right_margin = 88,
302 .upper_margin = 10,
303 .lower_margin = 33,
304 .hsync_len = 128,
305 .vsync_len = 2,
306 .sync = FB_SYNC_EXT,
307 .vmode = FB_VMODE_NONINTERLACED
308 }
309 }
310};
311
312size_t display_count = ARRAY_SIZE(displays);
Marek Vasutf90ff0b2018-10-04 21:24:14 +0200313
314#ifdef CONFIG_SPLASH_SCREEN
315static struct splash_location default_splash_locations[] = {
316 {
317 .name = "mmc_fs",
318 .storage = SPLASH_STORAGE_MMC,
319 .flags = SPLASH_STORAGE_FS,
320 .devpart = "0:1",
321 },
322};
323
324int splash_screen_prepare(void)
325{
326 return splash_source_load(default_splash_locations,
327 ARRAY_SIZE(default_splash_locations));
328}
329#endif
330
Marek Vasut29646a22019-06-09 18:46:46 +0200331int board_late_init(void)
332{
333#if defined(CONFIG_VIDEO_IPUV3)
334 struct udevice *dev;
335 int xpos, ypos, ret;
336 char *s;
337 void *dst;
338 ulong addr, len;
339
340 splash_get_pos(&xpos, &ypos);
341
342 s = env_get("splashimage");
343 if (!s)
344 return 0;
345
346 addr = simple_strtoul(s, NULL, 16);
347 dst = malloc(CONFIG_SYS_VIDEO_LOGO_MAX_SIZE);
348 if (!dst)
349 return -ENOMEM;
350
351 ret = splash_screen_prepare();
352 if (ret < 0)
353 return ret;
354
355 len = CONFIG_SYS_VIDEO_LOGO_MAX_SIZE;
356 ret = gunzip(dst + 2, CONFIG_SYS_VIDEO_LOGO_MAX_SIZE - 2,
357 (uchar *)addr, &len);
358 if (ret) {
359 printf("Error: no valid bmp or bmp.gz image at %lx\n", addr);
360 free(dst);
361 return ret;
362 }
363
364 ret = uclass_get_device(UCLASS_VIDEO, 0, &dev);
365 if (ret)
366 return ret;
367
368 ret = video_bmp_display(dev, (ulong)dst + 2, xpos, ypos, true);
369 if (ret)
370 return ret;
371#endif
372 return 0;
373}
374
Marek Vasutf90ff0b2018-10-04 21:24:14 +0200375#define I2C_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \
376 PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
377
378static void setup_iomux_i2c(void)
379{
380 static const iomux_v3_cfg_t i2c_pads[] = {
381 /* I2C1 */
382 NEW_PAD_CTRL(MX53_PAD_EIM_D28__I2C1_SDA, I2C_PAD_CTRL),
383 NEW_PAD_CTRL(MX53_PAD_EIM_D21__I2C1_SCL, I2C_PAD_CTRL),
384 /* I2C2 */
385 NEW_PAD_CTRL(MX53_PAD_EIM_D16__I2C2_SDA, I2C_PAD_CTRL),
386 NEW_PAD_CTRL(MX53_PAD_EIM_EB2__I2C2_SCL, I2C_PAD_CTRL),
387 };
388
389 imx_iomux_v3_setup_multiple_pads(i2c_pads, ARRAY_SIZE(i2c_pads));
390}
391
392static void setup_iomux_video(void)
393{
394 static const iomux_v3_cfg_t lcd_pads[] = {
395 MX53_PAD_LVDS0_TX3_P__LDB_LVDS0_TX3,
396 MX53_PAD_LVDS0_CLK_P__LDB_LVDS0_CLK,
397 MX53_PAD_LVDS0_TX2_P__LDB_LVDS0_TX2,
398 MX53_PAD_LVDS0_TX1_P__LDB_LVDS0_TX1,
399 MX53_PAD_LVDS0_TX0_P__LDB_LVDS0_TX0,
400 };
401
402 imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads));
403}
404
405static void setup_iomux_nand(void)
406{
407 static const iomux_v3_cfg_t nand_pads[] = {
408 NEW_PAD_CTRL(MX53_PAD_NANDF_WE_B__EMI_NANDF_WE_B,
409 PAD_CTL_DSE_HIGH),
410 NEW_PAD_CTRL(MX53_PAD_NANDF_RE_B__EMI_NANDF_RE_B,
411 PAD_CTL_DSE_HIGH),
412 NEW_PAD_CTRL(MX53_PAD_NANDF_CLE__EMI_NANDF_CLE,
413 PAD_CTL_DSE_HIGH),
414 NEW_PAD_CTRL(MX53_PAD_NANDF_ALE__EMI_NANDF_ALE,
415 PAD_CTL_DSE_HIGH),
416 NEW_PAD_CTRL(MX53_PAD_NANDF_WP_B__EMI_NANDF_WP_B,
417 PAD_CTL_PUS_100K_UP),
418 NEW_PAD_CTRL(MX53_PAD_NANDF_RB0__EMI_NANDF_RB_0,
419 PAD_CTL_PUS_100K_UP),
420 NEW_PAD_CTRL(MX53_PAD_NANDF_CS0__EMI_NANDF_CS_0,
421 PAD_CTL_DSE_HIGH),
422 NEW_PAD_CTRL(MX53_PAD_PATA_DATA0__EMI_NANDF_D_0,
423 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
424 NEW_PAD_CTRL(MX53_PAD_PATA_DATA1__EMI_NANDF_D_1,
425 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
426 NEW_PAD_CTRL(MX53_PAD_PATA_DATA2__EMI_NANDF_D_2,
427 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
428 NEW_PAD_CTRL(MX53_PAD_PATA_DATA3__EMI_NANDF_D_3,
429 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
430 NEW_PAD_CTRL(MX53_PAD_PATA_DATA4__EMI_NANDF_D_4,
431 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
432 NEW_PAD_CTRL(MX53_PAD_PATA_DATA5__EMI_NANDF_D_5,
433 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
434 NEW_PAD_CTRL(MX53_PAD_PATA_DATA6__EMI_NANDF_D_6,
435 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
436 NEW_PAD_CTRL(MX53_PAD_PATA_DATA7__EMI_NANDF_D_7,
437 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
438 };
439
440 imx_iomux_v3_setup_multiple_pads(nand_pads, ARRAY_SIZE(nand_pads));
441}
442
443static void m53_set_clock(void)
444{
445 int ret;
446 const u32 ref_clk = MXC_HCLK;
447 const u32 dramclk = 400;
448 u32 cpuclk;
449
Marek Vasut78de12c2019-06-09 18:46:43 +0200450 gpio_request(IMX_GPIO_NR(4, 0), "CPUCLK");
451
Marek Vasutf90ff0b2018-10-04 21:24:14 +0200452 imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX53_PAD_GPIO_10__GPIO4_0,
453 PAD_CTL_DSE_HIGH | PAD_CTL_PKE));
454 gpio_direction_input(IMX_GPIO_NR(4, 0));
455
456 /* GPIO10 selects modules' CPU speed, 1 = 1200MHz ; 0 = 800MHz */
457 cpuclk = gpio_get_value(IMX_GPIO_NR(4, 0)) ? 1200 : 800;
458
459 ret = mxc_set_clock(ref_clk, cpuclk, MXC_ARM_CLK);
460 if (ret)
461 printf("CPU: Switch CPU clock to %dMHz failed\n", cpuclk);
462
463 ret = mxc_set_clock(ref_clk, dramclk, MXC_PERIPH_CLK);
464 if (ret) {
465 printf("CPU: Switch peripheral clock to %dMHz failed\n",
466 dramclk);
467 }
468
469 ret = mxc_set_clock(ref_clk, dramclk, MXC_DDR_CLK);
470 if (ret)
471 printf("CPU: Switch DDR clock to %dMHz failed\n", dramclk);
472}
473
474static void m53_set_nand(void)
475{
476 u32 i;
477
478 /* NAND flash is muxed on ATA pins */
479 setbits_le32(M4IF_BASE_ADDR + 0xc, M4IF_GENP_WEIM_MM_MASK);
480
481 /* Wait for Grant/Ack sequence (see EIM_CSnGCR2:MUX16_BYP_GRANT) */
482 for (i = 0x4; i < 0x94; i += 0x18) {
483 clrbits_le32(WEIM_BASE_ADDR + i,
484 WEIM_GCR2_MUX16_BYP_GRANT_MASK);
485 }
486
487 mxc_set_clock(0, 33, MXC_NFC_CLK);
488 enable_nfc_clk(1);
489}
490
491int board_early_init_f(void)
492{
493 setup_iomux_uart();
494 setup_iomux_fec();
495 setup_iomux_i2c();
496 setup_iomux_nand();
497 setup_iomux_video();
498
499 m53_set_clock();
500
501 mxc_set_sata_internal_clock();
502
503 /* NAND clock @ 33MHz */
504 m53_set_nand();
505
506 return 0;
507}
508
509int board_init(void)
510{
511 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
512
513 return 0;
514}
515
516int checkboard(void)
517{
518 puts("Board: Menlosystems M53Menlo\n");
519
520 return 0;
521}
522
523/*
524 * NAND SPL
525 */
526#ifdef CONFIG_SPL_BUILD
527void spl_board_init(void)
528{
529 setup_iomux_nand();
530 m53_set_clock();
531 m53_set_nand();
532}
533
534u32 spl_boot_device(void)
535{
536 return BOOT_DEVICE_NAND;
537}
538#endif