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      1 // SPDX-License-Identifier: GPL-2.0+
      2 /*
      3  * Copyright 2013 Broadcom Corporation.
      4  */
      5 
      6 #include <common.h>
      7 #include <asm/io.h>
      8 #include <asm/mach-types.h>
      9 #include <mmc.h>
     10 #include <asm/kona-common/kona_sdhci.h>
     11 #include <asm/kona-common/clk.h>
     12 #include <asm/arch/sysmap.h>
     13 
     14 #include <usb.h>
     15 #include <usb/dwc2_udc.h>
     16 #include <g_dnl.h>
     17 
     18 #define SECWATCHDOG_SDOGCR_OFFSET	0x00000000
     19 #define SECWATCHDOG_SDOGCR_EN_SHIFT	27
     20 #define SECWATCHDOG_SDOGCR_SRSTEN_SHIFT	26
     21 #define SECWATCHDOG_SDOGCR_CLKS_SHIFT	20
     22 #define SECWATCHDOG_SDOGCR_LD_SHIFT	0
     23 
     24 #ifndef CONFIG_USB_SERIALNO
     25 #define CONFIG_USB_SERIALNO "1234567890"
     26 #endif
     27 
     28 DECLARE_GLOBAL_DATA_PTR;
     29 
     30 /*
     31  * board_init - early hardware init
     32  */
     33 int board_init(void)
     34 {
     35 	printf("Relocation Offset is: %08lx\n", gd->reloc_off);
     36 
     37 	/* adress of boot parameters */
     38 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
     39 
     40 	clk_init();
     41 
     42 	return 0;
     43 }
     44 
     45 /*
     46  * misc_init_r - miscellaneous platform dependent initializations
     47  */
     48 int misc_init_r(void)
     49 {
     50 	return 0;
     51 }
     52 
     53 /*
     54  * dram_init - sets uboots idea of sdram size
     55  */
     56 int dram_init(void)
     57 {
     58 	gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
     59 				    CONFIG_SYS_SDRAM_SIZE);
     60 	return 0;
     61 }
     62 
     63 /* This is called after dram_init() so use get_ram_size result */
     64 int dram_init_banksize(void)
     65 {
     66 	gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
     67 	gd->bd->bi_dram[0].size = gd->ram_size;
     68 
     69 	return 0;
     70 }
     71 
     72 #ifdef CONFIG_MMC_SDHCI_KONA
     73 /*
     74  * mmc_init - Initializes mmc
     75  */
     76 int board_mmc_init(bd_t *bis)
     77 {
     78 	int ret = 0;
     79 
     80 	/* Register eMMC - SDIO2 */
     81 	ret = kona_sdhci_init(1, 400000, 0);
     82 	if (ret)
     83 		return ret;
     84 
     85 	/* Register SD Card - SDIO4 kona_mmc_init assumes 0 based index */
     86 	ret = kona_sdhci_init(3, 400000, 0);
     87 	return ret;
     88 }
     89 #endif
     90 
     91 #ifdef CONFIG_USB_GADGET
     92 static struct dwc2_plat_otg_data bcm_otg_data = {
     93 	.regs_otg	= HSOTG_BASE_ADDR
     94 };
     95 
     96 int board_usb_init(int index, enum usb_init_type init)
     97 {
     98 	debug("%s: performing dwc2_udc_probe\n", __func__);
     99 	return dwc2_udc_probe(&bcm_otg_data);
    100 }
    101 
    102 int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
    103 {
    104 	debug("%s\n", __func__);
    105 	if (!env_get("serial#"))
    106 		g_dnl_set_serialnumber(CONFIG_USB_SERIALNO);
    107 	return 0;
    108 }
    109 
    110 int g_dnl_get_board_bcd_device_number(int gcnum)
    111 {
    112 	debug("%s\n", __func__);
    113 	return 1;
    114 }
    115 
    116 int board_usb_cleanup(int index, enum usb_init_type init)
    117 {
    118 	debug("%s\n", __func__);
    119 	return 0;
    120 }
    121 #endif
    122