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 */
board_init(void)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 */
misc_init_r(void)48 int misc_init_r(void)
49 {
50 return 0;
51 }
52
53 /*
54 * dram_init - sets uboots idea of sdram size
55 */
dram_init(void)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 */
dram_init_banksize(void)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 */
board_mmc_init(bd_t * bis)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
board_usb_init(int index,enum usb_init_type init)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
g_dnl_bind_fixup(struct usb_device_descriptor * dev,const char * name)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
g_dnl_get_board_bcd_device_number(int gcnum)110 int g_dnl_get_board_bcd_device_number(int gcnum)
111 {
112 debug("%s\n", __func__);
113 return 1;
114 }
115
board_usb_cleanup(int index,enum usb_init_type init)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