2 * Copyright (C) 2015 Freescale Semiconductor, Inc.
4 * Author: Fabio Estevam <fabio.estevam@freescale.com>
6 * Copyright (C) 2013 Jon Nettleton <jon.nettleton@gmail.com>
8 * Based on SPL code from Solidrun tree, which is:
9 * Author: Tungyi Lin <tungyilin1127@gmail.com>
11 * Derived from EDM_CF_IMX6 code by TechNexion,Inc
12 * Ported to SolidRun microSOM by Rabeeh Khoury <rabeeh@solid-run.com>
14 * SPDX-License-Identifier: GPL-2.0+
17 #include <asm/arch/clock.h>
18 #include <asm/arch/imx-regs.h>
19 #include <asm/arch/iomux.h>
20 #include <asm/arch/mx6-pins.h>
21 #include <asm/arch/mxc_hdmi.h>
22 #include <asm/errno.h>
24 #include <asm/imx-common/iomux-v3.h>
25 #include <asm/imx-common/video.h>
27 #include <fsl_esdhc.h>
31 #include <asm/arch/crm_regs.h>
33 #include <asm/arch/sys_proto.h>
36 #include <usb/ehci-ci.h>
38 DECLARE_GLOBAL_DATA_PTR;
40 #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
41 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
42 PAD_CTL_SRE_FAST | PAD_CTL_HYS)
44 #define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
45 PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \
46 PAD_CTL_SRE_FAST | PAD_CTL_HYS)
48 #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
49 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
51 #define ENET_PAD_CTRL_PD (PAD_CTL_PUS_100K_DOWN | \
52 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
54 #define ENET_PAD_CTRL_CLK ((PAD_CTL_PUS_100K_UP & ~PAD_CTL_PKE) | \
55 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
57 #define ETH_PHY_RESET IMX_GPIO_NR(4, 15)
58 #define USB_H1_VBUS IMX_GPIO_NR(1, 0)
62 gd->ram_size = imx_ddr_size();
66 static iomux_v3_cfg_t const uart1_pads[] = {
67 IOMUX_PADS(PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
68 IOMUX_PADS(PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
71 static iomux_v3_cfg_t const usdhc2_pads[] = {
72 IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
73 IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
74 IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
75 IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
76 IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
77 IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
80 static iomux_v3_cfg_t const hb_cbi_sense[] = {
81 /* These pins are for sensing if it is a CuBox-i or a HummingBoard */
82 IOMUX_PADS(PAD_KEY_ROW1__GPIO4_IO09 | MUX_PAD_CTRL(UART_PAD_CTRL)),
83 IOMUX_PADS(PAD_EIM_DA4__GPIO3_IO04 | MUX_PAD_CTRL(UART_PAD_CTRL)),
86 static iomux_v3_cfg_t const usb_pads[] = {
87 IOMUX_PADS(PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL)),
90 static void setup_iomux_uart(void)
92 SETUP_IOMUX_PADS(uart1_pads);
95 static struct fsl_esdhc_cfg usdhc_cfg[1] = {
99 int board_mmc_getcd(struct mmc *mmc)
101 return 1; /* uSDHC2 is always present */
104 int board_mmc_init(bd_t *bis)
106 SETUP_IOMUX_PADS(usdhc2_pads);
107 usdhc_cfg[0].esdhc_base = USDHC2_BASE_ADDR;
108 usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
109 gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk;
111 return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
114 static iomux_v3_cfg_t const enet_pads[] = {
115 IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)),
116 IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
118 IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
119 /* AR8035 interrupt */
120 IOMUX_PADS(PAD_DI0_PIN2__GPIO4_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL)),
121 /* GPIO16 -> AR8035 25MHz */
122 IOMUX_PADS(PAD_GPIO_16__ENET_REF_CLK | MUX_PAD_CTRL(NO_PAD_CTRL)),
123 IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(NO_PAD_CTRL)),
124 IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
125 IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
126 IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
127 IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
128 IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)),
129 /* AR8035 CLK_25M --> ENET_REF_CLK (V22) */
130 IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL_CLK)),
131 IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
132 IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
133 IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
134 IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
135 IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
136 IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
137 IOMUX_PADS(PAD_ENET_RXD0__GPIO1_IO27 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
138 IOMUX_PADS(PAD_ENET_RXD1__GPIO1_IO26 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
141 static void setup_iomux_enet(void)
143 SETUP_IOMUX_PADS(enet_pads);
145 gpio_direction_output(ETH_PHY_RESET, 0);
147 gpio_set_value(ETH_PHY_RESET, 1);
151 int board_phy_config(struct phy_device *phydev)
153 if (phydev->drv->config)
154 phydev->drv->config(phydev);
159 /* On Cuboxi Ethernet PHY can be located at addresses 0x0 or 0x4 */
160 #define ETH_PHY_MASK ((1 << 0x0) | (1 << 0x4))
162 int board_eth_init(bd_t *bis)
164 struct iomuxc *const iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
166 struct phy_device *phydev;
168 int ret = enable_fec_anatop_clock(0, ENET_25MHZ);
172 /* set gpr1[ENET_CLK_SEL] */
173 setbits_le32(&iomuxc_regs->gpr[1], IOMUXC_GPR1_ENET_CLK_SEL_MASK);
177 bus = fec_get_miibus(IMX_FEC_BASE, -1);
181 phydev = phy_find_by_mask(bus, ETH_PHY_MASK, PHY_INTERFACE_MODE_RGMII);
187 debug("using phy at address %d\n", phydev->addr);
188 ret = fec_probe(bis, -1, IMX_FEC_BASE, bus, phydev);
201 #ifdef CONFIG_VIDEO_IPUV3
202 static void do_enable_hdmi(struct display_info_t const *dev)
204 imx_enable_hdmi_phy();
207 struct display_info_t const displays[] = {
211 .pixfmt = IPU_PIX_FMT_RGB24,
212 .detect = detect_hdmi,
213 .enable = do_enable_hdmi,
216 /* 1024x768@60Hz (VESA)*/
228 .vmode = FB_VMODE_NONINTERLACED
233 size_t display_count = ARRAY_SIZE(displays);
235 static int setup_display(void)
237 struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
239 int timeout = 100000;
244 /* set video pll to 455MHz (24MHz * (37+11/12) / 2) */
245 setbits_le32(&ccm->analog_pll_video, BM_ANADIG_PLL_VIDEO_POWERDOWN);
247 reg = readl(&ccm->analog_pll_video);
248 reg &= ~BM_ANADIG_PLL_VIDEO_DIV_SELECT;
249 reg |= BF_ANADIG_PLL_VIDEO_DIV_SELECT(37);
250 reg &= ~BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT;
251 reg |= BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(1);
252 writel(reg, &ccm->analog_pll_video);
254 writel(BF_ANADIG_PLL_VIDEO_NUM_A(11), &ccm->analog_pll_video_num);
255 writel(BF_ANADIG_PLL_VIDEO_DENOM_B(12), &ccm->analog_pll_video_denom);
257 reg &= ~BM_ANADIG_PLL_VIDEO_POWERDOWN;
258 writel(reg, &ccm->analog_pll_video);
261 if (readl(&ccm->analog_pll_video) & BM_ANADIG_PLL_VIDEO_LOCK)
264 printf("Warning: video pll lock timeout!\n");
268 reg = readl(&ccm->analog_pll_video);
269 reg |= BM_ANADIG_PLL_VIDEO_ENABLE;
270 reg &= ~BM_ANADIG_PLL_VIDEO_BYPASS;
271 writel(reg, &ccm->analog_pll_video);
273 /* gate ipu1_di0_clk */
274 clrbits_le32(&ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK);
276 /* select video_pll clock / 7 for ipu1_di0_clk -> 65MHz pixclock */
277 reg = readl(&ccm->chsccdr);
278 reg &= ~(MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_MASK |
279 MXC_CCM_CHSCCDR_IPU1_DI0_PODF_MASK |
280 MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK);
281 reg |= (2 << MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_OFFSET) |
282 (6 << MXC_CCM_CHSCCDR_IPU1_DI0_PODF_OFFSET) |
283 (0 << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
284 writel(reg, &ccm->chsccdr);
286 /* enable ipu1_di0_clk */
287 setbits_le32(&ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK);
291 #endif /* CONFIG_VIDEO_IPUV3 */
293 #ifdef CONFIG_USB_EHCI_MX6
294 static void setup_usb(void)
296 SETUP_IOMUX_PADS(usb_pads);
299 int board_ehci_hcd_init(int port)
302 gpio_direction_output(USB_H1_VBUS, 1);
308 int board_early_init_f(void)
313 #ifdef CONFIG_VIDEO_IPUV3
314 ret = setup_display();
317 #ifdef CONFIG_USB_EHCI_MX6
325 /* address of boot parameters */
326 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
331 static bool is_hummingboard(void)
335 SETUP_IOMUX_PADS(hb_cbi_sense);
337 gpio_direction_input(IMX_GPIO_NR(4, 9));
338 gpio_direction_input(IMX_GPIO_NR(3, 4));
340 val1 = gpio_get_value(IMX_GPIO_NR(4, 9));
341 val2 = gpio_get_value(IMX_GPIO_NR(3, 4));
344 * Machine selection -
346 * -------------------------
362 if (is_hummingboard())
363 puts("Board: MX6 Hummingboard\n");
365 puts("Board: MX6 Cubox-i\n");
370 int board_late_init(void)
372 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
373 if (is_hummingboard())
374 setenv("board_name", "HUMMINGBOARD");
376 setenv("board_name", "CUBOXI");
379 setenv("board_rev", "MX6Q");
381 setenv("board_rev", "MX6DL");
387 #ifdef CONFIG_SPL_BUILD
388 #include <asm/arch/mx6-ddr.h>
389 static const struct mx6dq_iomux_ddr_regs mx6q_ddr_ioregs = {
390 .dram_sdclk_0 = 0x00020030,
391 .dram_sdclk_1 = 0x00020030,
392 .dram_cas = 0x00020030,
393 .dram_ras = 0x00020030,
394 .dram_reset = 0x00020030,
395 .dram_sdcke0 = 0x00003000,
396 .dram_sdcke1 = 0x00003000,
397 .dram_sdba2 = 0x00000000,
398 .dram_sdodt0 = 0x00003030,
399 .dram_sdodt1 = 0x00003030,
400 .dram_sdqs0 = 0x00000030,
401 .dram_sdqs1 = 0x00000030,
402 .dram_sdqs2 = 0x00000030,
403 .dram_sdqs3 = 0x00000030,
404 .dram_sdqs4 = 0x00000030,
405 .dram_sdqs5 = 0x00000030,
406 .dram_sdqs6 = 0x00000030,
407 .dram_sdqs7 = 0x00000030,
408 .dram_dqm0 = 0x00020030,
409 .dram_dqm1 = 0x00020030,
410 .dram_dqm2 = 0x00020030,
411 .dram_dqm3 = 0x00020030,
412 .dram_dqm4 = 0x00020030,
413 .dram_dqm5 = 0x00020030,
414 .dram_dqm6 = 0x00020030,
415 .dram_dqm7 = 0x00020030,
418 static const struct mx6sdl_iomux_ddr_regs mx6dl_ddr_ioregs = {
419 .dram_sdclk_0 = 0x00000028,
420 .dram_sdclk_1 = 0x00000028,
421 .dram_cas = 0x00000028,
422 .dram_ras = 0x00000028,
423 .dram_reset = 0x000c0028,
424 .dram_sdcke0 = 0x00003000,
425 .dram_sdcke1 = 0x00003000,
426 .dram_sdba2 = 0x00000000,
427 .dram_sdodt0 = 0x00003030,
428 .dram_sdodt1 = 0x00003030,
429 .dram_sdqs0 = 0x00000028,
430 .dram_sdqs1 = 0x00000028,
431 .dram_sdqs2 = 0x00000028,
432 .dram_sdqs3 = 0x00000028,
433 .dram_sdqs4 = 0x00000028,
434 .dram_sdqs5 = 0x00000028,
435 .dram_sdqs6 = 0x00000028,
436 .dram_sdqs7 = 0x00000028,
437 .dram_dqm0 = 0x00000028,
438 .dram_dqm1 = 0x00000028,
439 .dram_dqm2 = 0x00000028,
440 .dram_dqm3 = 0x00000028,
441 .dram_dqm4 = 0x00000028,
442 .dram_dqm5 = 0x00000028,
443 .dram_dqm6 = 0x00000028,
444 .dram_dqm7 = 0x00000028,
447 static const struct mx6dq_iomux_grp_regs mx6q_grp_ioregs = {
448 .grp_ddr_type = 0x000C0000,
449 .grp_ddrmode_ctl = 0x00020000,
450 .grp_ddrpke = 0x00000000,
451 .grp_addds = 0x00000030,
452 .grp_ctlds = 0x00000030,
453 .grp_ddrmode = 0x00020000,
454 .grp_b0ds = 0x00000030,
455 .grp_b1ds = 0x00000030,
456 .grp_b2ds = 0x00000030,
457 .grp_b3ds = 0x00000030,
458 .grp_b4ds = 0x00000030,
459 .grp_b5ds = 0x00000030,
460 .grp_b6ds = 0x00000030,
461 .grp_b7ds = 0x00000030,
464 static const struct mx6sdl_iomux_grp_regs mx6sdl_grp_ioregs = {
465 .grp_ddr_type = 0x000c0000,
466 .grp_ddrmode_ctl = 0x00020000,
467 .grp_ddrpke = 0x00000000,
468 .grp_addds = 0x00000028,
469 .grp_ctlds = 0x00000028,
470 .grp_ddrmode = 0x00020000,
471 .grp_b0ds = 0x00000028,
472 .grp_b1ds = 0x00000028,
473 .grp_b2ds = 0x00000028,
474 .grp_b3ds = 0x00000028,
475 .grp_b4ds = 0x00000028,
476 .grp_b5ds = 0x00000028,
477 .grp_b6ds = 0x00000028,
478 .grp_b7ds = 0x00000028,
481 /* microSOM with Dual processor and 1GB memory */
482 static const struct mx6_mmdc_calibration mx6q_1g_mmcd_calib = {
483 .p0_mpwldectrl0 = 0x00000000,
484 .p0_mpwldectrl1 = 0x00000000,
485 .p1_mpwldectrl0 = 0x00000000,
486 .p1_mpwldectrl1 = 0x00000000,
487 .p0_mpdgctrl0 = 0x0314031c,
488 .p0_mpdgctrl1 = 0x023e0304,
489 .p1_mpdgctrl0 = 0x03240330,
490 .p1_mpdgctrl1 = 0x03180260,
491 .p0_mprddlctl = 0x3630323c,
492 .p1_mprddlctl = 0x3436283a,
493 .p0_mpwrdlctl = 0x36344038,
494 .p1_mpwrdlctl = 0x422a423c,
497 /* microSOM with Quad processor and 2GB memory */
498 static const struct mx6_mmdc_calibration mx6q_2g_mmcd_calib = {
499 .p0_mpwldectrl0 = 0x00000000,
500 .p0_mpwldectrl1 = 0x00000000,
501 .p1_mpwldectrl0 = 0x00000000,
502 .p1_mpwldectrl1 = 0x00000000,
503 .p0_mpdgctrl0 = 0x0314031c,
504 .p0_mpdgctrl1 = 0x023e0304,
505 .p1_mpdgctrl0 = 0x03240330,
506 .p1_mpdgctrl1 = 0x03180260,
507 .p0_mprddlctl = 0x3630323c,
508 .p1_mprddlctl = 0x3436283a,
509 .p0_mpwrdlctl = 0x36344038,
510 .p1_mpwrdlctl = 0x422a423c,
513 /* microSOM with Solo processor and 512MB memory */
514 static const struct mx6_mmdc_calibration mx6dl_512m_mmcd_calib = {
515 .p0_mpwldectrl0 = 0x0045004D,
516 .p0_mpwldectrl1 = 0x003A0047,
517 .p0_mpdgctrl0 = 0x023C0224,
518 .p0_mpdgctrl1 = 0x02000220,
519 .p0_mprddlctl = 0x44444846,
520 .p0_mpwrdlctl = 0x32343032,
523 /* microSOM with Dual lite processor and 1GB memory */
524 static const struct mx6_mmdc_calibration mx6dl_1g_mmcd_calib = {
525 .p0_mpwldectrl0 = 0x0045004D,
526 .p0_mpwldectrl1 = 0x003A0047,
527 .p1_mpwldectrl0 = 0x001F001F,
528 .p1_mpwldectrl1 = 0x00210035,
529 .p0_mpdgctrl0 = 0x023C0224,
530 .p0_mpdgctrl1 = 0x02000220,
531 .p1_mpdgctrl0 = 0x02200220,
532 .p1_mpdgctrl1 = 0x02040208,
533 .p0_mprddlctl = 0x44444846,
534 .p1_mprddlctl = 0x4042463C,
535 .p0_mpwrdlctl = 0x32343032,
536 .p1_mpwrdlctl = 0x36363430,
539 static struct mx6_ddr3_cfg mem_ddr_2g = {
553 static struct mx6_ddr3_cfg mem_ddr_4g = {
566 static void ccgr_init(void)
568 struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
570 writel(0x00C03F3F, &ccm->CCGR0);
571 writel(0x0030FC03, &ccm->CCGR1);
572 writel(0x0FFFC000, &ccm->CCGR2);
573 writel(0x3FF00000, &ccm->CCGR3);
574 writel(0x00FFF300, &ccm->CCGR4);
575 writel(0x0F0000C3, &ccm->CCGR5);
576 writel(0x000003FF, &ccm->CCGR6);
579 static void gpr_init(void)
581 struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
583 /* enable AXI cache for VDOA/VPU/IPU */
584 writel(0xF00000CF, &iomux->gpr[4]);
585 /* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */
586 writel(0x007F007F, &iomux->gpr[6]);
587 writel(0x007F007F, &iomux->gpr[7]);
590 static void spl_dram_init(int width)
592 struct mx6_ddr_sysinfo sysinfo = {
593 /* width of data bus: 0=16, 1=32, 2=64 */
595 /* config for full 4GB range so that get_mem_size() works */
596 .cs_density = 32, /* 32Gb per CS */
597 .ncs = 1, /* single chip select */
599 .rtt_wr = 1 /*DDR3_RTT_60_OHM*/, /* RTT_Wr = RZQ/4 */
600 .rtt_nom = 1 /*DDR3_RTT_60_OHM*/, /* RTT_Nom = RZQ/4 */
601 .walat = 1, /* Write additional latency */
602 .ralat = 5, /* Read additional latency */
603 .mif3_mode = 3, /* Command prediction working mode */
604 .bi_on = 1, /* Bank interleaving enabled */
605 .sde_to_rst = 0x10, /* 14 cycles, 200us (JEDEC default) */
606 .rst_to_cke = 0x23, /* 33 cycles, 500us (JEDEC default) */
607 .ddr_type = DDR_TYPE_DDR3,
611 mx6dq_dram_iocfg(width, &mx6q_ddr_ioregs, &mx6q_grp_ioregs);
613 mx6sdl_dram_iocfg(width, &mx6dl_ddr_ioregs, &mx6sdl_grp_ioregs);
615 if (is_cpu_type(MXC_CPU_MX6D))
616 mx6_dram_cfg(&sysinfo, &mx6q_1g_mmcd_calib, &mem_ddr_2g);
617 else if (is_cpu_type(MXC_CPU_MX6Q))
618 mx6_dram_cfg(&sysinfo, &mx6q_2g_mmcd_calib, &mem_ddr_4g);
619 else if (is_cpu_type(MXC_CPU_MX6DL))
620 mx6_dram_cfg(&sysinfo, &mx6dl_1g_mmcd_calib, &mem_ddr_2g);
621 else if (is_cpu_type(MXC_CPU_MX6SOLO))
622 mx6_dram_cfg(&sysinfo, &mx6dl_512m_mmcd_calib, &mem_ddr_2g);
625 void board_init_f(ulong dummy)
627 /* setup AIPS and disable watchdog */
633 /* iomux and setup of i2c */
634 board_early_init_f();
639 /* UART clocks enabled and gd valid - init serial console */
640 preloader_console_init();
642 /* DDR initialization */
643 if (is_cpu_type(MXC_CPU_MX6SOLO))
649 memset(__bss_start, 0, __bss_end - __bss_start);
651 /* load/boot image from boot device */
652 board_init_r(NULL, 0);