1 /*
2  * Copyright 2014 Freescale Semiconductor, Inc.
3  *
4  * SPDX-License-Identifier: GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <command.h>
9 #include <i2c.h>
10 #include <netdev.h>
11 #include <linux/compiler.h>
12 #include <asm/mmu.h>
13 #include <asm/processor.h>
14 #include <asm/cache.h>
15 #include <asm/immap_85xx.h>
16 #include <asm/fsl_law.h>
17 #include <asm/fsl_serdes.h>
18 #include <asm/fsl_portals.h>
19 #include <asm/fsl_liodn.h>
20 #include <fm_eth.h>
21 
22 #include "t4rdb.h"
23 
24 DECLARE_GLOBAL_DATA_PTR;
25 
26 int checkboard(void)
27 {
28 	struct cpu_type *cpu = gd->arch.cpu;
29 
30 	printf("Board: %sRDB, ", cpu->name);
31 
32 	puts("SERDES Reference Clocks:\n");
33 	printf("       SERDES1=100MHz SERDES2=156.25MHz\n"
34 	       "       SERDES3=100MHz SERDES4=100MHz\n");
35 
36 	return 0;
37 }
38 
39 int board_early_init_r(void)
40 {
41 	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
42 	const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
43 
44 	/*
45 	 * Remap Boot flash + PROMJET region to caching-inhibited
46 	 * so that flash can be erased properly.
47 	 */
48 
49 	/* Flush d-cache and invalidate i-cache of any FLASH data */
50 	flush_dcache();
51 	invalidate_icache();
52 
53 	/* invalidate existing TLB entry for flash + promjet */
54 	disable_tlb(flash_esel);
55 
56 	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
57 		MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
58 		0, flash_esel, BOOKE_PAGESZ_256M, 1);
59 
60 	set_liodns();
61 #ifdef CONFIG_SYS_DPAA_QBMAN
62 	setup_portals();
63 #endif
64 
65 	return 0;
66 }
67 
68 int misc_init_r(void)
69 {
70 	return 0;
71 }
72 
73 void ft_board_setup(void *blob, bd_t *bd)
74 {
75 	phys_addr_t base;
76 	phys_size_t size;
77 
78 	ft_cpu_setup(blob, bd);
79 
80 	base = getenv_bootm_low();
81 	size = getenv_bootm_size();
82 
83 	fdt_fixup_memory(blob, (u64)base, (u64)size);
84 
85 #ifdef CONFIG_PCI
86 	pci_of_setup(blob, bd);
87 #endif
88 
89 	fdt_fixup_liodn(blob);
90 	fdt_fixup_dr_usb(blob, bd);
91 
92 #ifdef CONFIG_SYS_DPAA_FMAN
93 	fdt_fixup_fman_ethernet(blob);
94 	fdt_fixup_board_enet(blob);
95 #endif
96 }
97 
98 /*
99  * This function is called by bdinfo to print detail board information.
100  * As an exmaple for future board, we organize the messages into
101  * several sections. If applicable, the message is in the format of
102  * <name>      = <value>
103  * It should aligned with normal output of bdinfo command.
104  *
105  * Voltage: Core, DDR and another configurable voltages
106  * Clock  : Critical clocks which are not printed already
107  * RCW    : RCW source if not printed already
108  * Misc   : Other important information not in above catagories
109  */
110 void board_detail(void)
111 {
112 	int rcwsrc;
113 
114 	/* RCW section SW3[4] */
115 	rcwsrc = 0x0;
116 	puts("RCW source  = ");
117 	switch (rcwsrc & 0x1) {
118 	case 0x1:
119 		puts("SDHC/eMMC\n");
120 		break;
121 	default:
122 		puts("I2C normal addressing\n");
123 		break;
124 	}
125 }
126