Merge tag 'efi-2020-07-rc6' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi
[oweals/u-boot.git] / board / freescale / t208xrdb / t208xrdb.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2009-2013 Freescale Semiconductor, Inc.
4  */
5
6 #include <common.h>
7 #include <command.h>
8 #include <env.h>
9 #include <fdt_support.h>
10 #include <i2c.h>
11 #include <image.h>
12 #include <init.h>
13 #include <netdev.h>
14 #include <linux/compiler.h>
15 #include <asm/mmu.h>
16 #include <asm/processor.h>
17 #include <asm/immap_85xx.h>
18 #include <asm/fsl_law.h>
19 #include <asm/fsl_serdes.h>
20 #include <asm/fsl_liodn.h>
21 #include <fm_eth.h>
22 #include "t208xrdb.h"
23 #include "cpld.h"
24 #include "../common/vid.h"
25
26 DECLARE_GLOBAL_DATA_PTR;
27
28 int checkboard(void)
29 {
30         struct cpu_type *cpu = gd->arch.cpu;
31         static const char *freq[3] = {"100.00MHZ", "125.00MHz", "156.25MHZ"};
32
33         printf("Board: %sRDB, ", cpu->name);
34         printf("Board rev: 0x%02x CPLD ver: 0x%02x, boot from ",
35                CPLD_READ(hw_ver), CPLD_READ(sw_ver));
36
37 #ifdef CONFIG_SDCARD
38         puts("SD/MMC\n");
39 #elif CONFIG_SPIFLASH
40         puts("SPI\n");
41 #else
42         u8 reg;
43
44         reg = CPLD_READ(flash_csr);
45
46         if (reg & CPLD_BOOT_SEL) {
47                 puts("NAND\n");
48         } else {
49                 reg = ((reg & CPLD_LBMAP_MASK) >> CPLD_LBMAP_SHIFT);
50                 printf("NOR vBank%d\n", reg);
51         }
52 #endif
53
54         puts("SERDES Reference Clocks:\n");
55         printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[2], freq[0]);
56         printf("SD2_CLK1=%s, SD2_CLK2=%s\n", freq[0], freq[0]);
57
58         return 0;
59 }
60
61 int board_early_init_r(void)
62 {
63         const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
64         int flash_esel = find_tlb_idx((void *)flashbase, 1);
65         /*
66          * Remap Boot flash + PROMJET region to caching-inhibited
67          * so that flash can be erased properly.
68          */
69
70         /* Flush d-cache and invalidate i-cache of any FLASH data */
71         flush_dcache();
72         invalidate_icache();
73         if (flash_esel == -1) {
74                 /* very unlikely unless something is messed up */
75                 puts("Error: Could not find TLB for FLASH BASE\n");
76                 flash_esel = 2; /* give our best effort to continue */
77         } else {
78                 /* invalidate existing TLB entry for flash + promjet */
79                 disable_tlb(flash_esel);
80         }
81
82         set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
83                 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
84                 0, flash_esel, BOOKE_PAGESZ_256M, 1);
85
86         /*
87          * Adjust core voltage according to voltage ID
88          * This function changes I2C mux to channel 2.
89          */
90         if (adjust_vdd(0))
91                 printf("Warning: Adjusting core voltage failed.\n");
92         return 0;
93 }
94
95 unsigned long get_board_sys_clk(void)
96 {
97         return CONFIG_SYS_CLK_FREQ;
98 }
99
100 unsigned long get_board_ddr_clk(void)
101 {
102         return CONFIG_DDR_CLK_FREQ;
103 }
104
105 int misc_init_r(void)
106 {
107         u8 reg;
108
109         /* Reset CS4315 PHY */
110         reg = CPLD_READ(reset_ctl);
111         reg |= CPLD_RSTCON_EDC_RST;
112         CPLD_WRITE(reset_ctl, reg);
113
114         return 0;
115 }
116
117 int ft_board_setup(void *blob, bd_t *bd)
118 {
119         phys_addr_t base;
120         phys_size_t size;
121
122         ft_cpu_setup(blob, bd);
123
124         base = env_get_bootm_low();
125         size = env_get_bootm_size();
126
127         fdt_fixup_memory(blob, (u64)base, (u64)size);
128
129 #ifdef CONFIG_PCI
130         pci_of_setup(blob, bd);
131 #endif
132
133         fdt_fixup_liodn(blob);
134         fsl_fdt_fixup_dr_usb(blob, bd);
135
136 #ifdef CONFIG_SYS_DPAA_FMAN
137 #ifndef CONFIG_DM_ETH
138         fdt_fixup_fman_ethernet(blob);
139 #endif
140         fdt_fixup_board_enet(blob);
141 #endif
142
143         return 0;
144 }