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gerrit.cesnet.cz / github / trini / u-boot / dc4d4aa14be278eaf7354c2916da6c5e7a538828 / . / arch / arm / cpu / armv7 / socfpga / spl.c
blob: 4bed19d0a75c01d6c32bbfc621fa896b1a27fa5c [file] [log] [blame]
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]1/*
2 * Copyright (C) 2012 Altera Corporation <www.altera.com>
3 *
Wolfgang Denk1a459662013-07-08 09:37:19 +0200[diff] [blame]4 * SPDX-License-Identifier: GPL-2.0+
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]5 */
6
7#include <common.h>
8#include <asm/io.h>
9#include <asm/u-boot.h>
10#include <asm/utils.h>
11#include <version.h>
12#include <image.h>
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]13#include <asm/arch/reset_manager.h>
14#include <spl.h>
Chin Liang See5d649d22013-09-11 11:24:48 -0500[diff] [blame]15#include <asm/arch/system_manager.h>
Chin Liang See4c544192013-12-02 12:01:39 -0600[diff] [blame]16#include <asm/arch/freeze_controller.h>
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]17
18DECLARE_GLOBAL_DATA_PTR;
19
20u32 spl_boot_device(void)
21{
22 return BOOT_DEVICE_RAM;
23}
24
25/*
26 * Board initialization after bss clearance
27 */
28void spl_board_init(void)
29{
Chin Liang See5d649d22013-09-11 11:24:48 -0500[diff] [blame]30#ifndef CONFIG_SOCFPGA_VIRTUAL_TARGET
Chin Liang Seeddfeb0a2014-03-04 22:13:53 -0600[diff] [blame]31 cm_config_t cm_default_cfg = {
32 /* main group */
33 MAIN_VCO_BASE,
34 CLKMGR_MAINPLLGRP_MPUCLK_CNT_SET(
35 CONFIG_HPS_MAINPLLGRP_MPUCLK_CNT),
36 CLKMGR_MAINPLLGRP_MAINCLK_CNT_SET(
37 CONFIG_HPS_MAINPLLGRP_MAINCLK_CNT),
38 CLKMGR_MAINPLLGRP_DBGATCLK_CNT_SET(
39 CONFIG_HPS_MAINPLLGRP_DBGATCLK_CNT),
40 CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_SET(
41 CONFIG_HPS_MAINPLLGRP_MAINQSPICLK_CNT),
42 CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_SET(
43 CONFIG_HPS_MAINPLLGRP_MAINNANDSDMMCCLK_CNT),
44 CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_SET(
45 CONFIG_HPS_MAINPLLGRP_CFGS2FUSER0CLK_CNT),
46 CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_SET(
47 CONFIG_HPS_MAINPLLGRP_MAINDIV_L3MPCLK) |
48 CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_SET(
49 CONFIG_HPS_MAINPLLGRP_MAINDIV_L3SPCLK) |
50 CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_SET(
51 CONFIG_HPS_MAINPLLGRP_MAINDIV_L4MPCLK) |
52 CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_SET(
53 CONFIG_HPS_MAINPLLGRP_MAINDIV_L4SPCLK),
54 CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_SET(
55 CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGATCLK) |
56 CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_SET(
57 CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGCLK),
58 CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_SET(
59 CONFIG_HPS_MAINPLLGRP_TRACEDIV_TRACECLK),
60 CLKMGR_MAINPLLGRP_L4SRC_L4MP_SET(
61 CONFIG_HPS_MAINPLLGRP_L4SRC_L4MP) |
62 CLKMGR_MAINPLLGRP_L4SRC_L4SP_SET(
63 CONFIG_HPS_MAINPLLGRP_L4SRC_L4SP),
64
65 /* peripheral group */
66 PERI_VCO_BASE,
67 CLKMGR_PERPLLGRP_EMAC0CLK_CNT_SET(
68 CONFIG_HPS_PERPLLGRP_EMAC0CLK_CNT),
69 CLKMGR_PERPLLGRP_EMAC1CLK_CNT_SET(
70 CONFIG_HPS_PERPLLGRP_EMAC1CLK_CNT),
71 CLKMGR_PERPLLGRP_PERQSPICLK_CNT_SET(
72 CONFIG_HPS_PERPLLGRP_PERQSPICLK_CNT),
73 CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_SET(
74 CONFIG_HPS_PERPLLGRP_PERNANDSDMMCCLK_CNT),
75 CLKMGR_PERPLLGRP_PERBASECLK_CNT_SET(
76 CONFIG_HPS_PERPLLGRP_PERBASECLK_CNT),
77 CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_SET(
78 CONFIG_HPS_PERPLLGRP_S2FUSER1CLK_CNT),
79 CLKMGR_PERPLLGRP_DIV_USBCLK_SET(
80 CONFIG_HPS_PERPLLGRP_DIV_USBCLK) |
81 CLKMGR_PERPLLGRP_DIV_SPIMCLK_SET(
82 CONFIG_HPS_PERPLLGRP_DIV_SPIMCLK) |
83 CLKMGR_PERPLLGRP_DIV_CAN0CLK_SET(
84 CONFIG_HPS_PERPLLGRP_DIV_CAN0CLK) |
85 CLKMGR_PERPLLGRP_DIV_CAN1CLK_SET(
86 CONFIG_HPS_PERPLLGRP_DIV_CAN1CLK),
87 CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_SET(
88 CONFIG_HPS_PERPLLGRP_GPIODIV_GPIODBCLK),
89 CLKMGR_PERPLLGRP_SRC_QSPI_SET(
90 CONFIG_HPS_PERPLLGRP_SRC_QSPI) |
91 CLKMGR_PERPLLGRP_SRC_NAND_SET(
92 CONFIG_HPS_PERPLLGRP_SRC_NAND) |
93 CLKMGR_PERPLLGRP_SRC_SDMMC_SET(
94 CONFIG_HPS_PERPLLGRP_SRC_SDMMC),
95
96 /* sdram pll group */
97 SDR_VCO_BASE,
98 CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_SET(
99 CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_PHASE) |
100 CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_SET(
101 CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_CNT),
102 CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_SET(
103 CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_PHASE) |
104 CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_SET(
105 CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_CNT),
106 CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_SET(
107 CONFIG_HPS_SDRPLLGRP_DDRDQCLK_PHASE) |
108 CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_SET(
109 CONFIG_HPS_SDRPLLGRP_DDRDQCLK_CNT),
110 CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_SET(
111 CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_PHASE) |
112 CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_SET(
113 CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_CNT),
114 };
115
Chin Liang See4c544192013-12-02 12:01:39 -0600[diff] [blame]116 debug("Freezing all I/O banks\n");
117 /* freeze all IO banks */
118 sys_mgr_frzctrl_freeze_req();
119
Chin Liang Seeddfeb0a2014-03-04 22:13:53 -0600[diff] [blame]120 debug("Reconfigure Clock Manager\n");
121 /* reconfigure the PLLs */
122 cm_basic_init(&cm_default_cfg);
123
Chin Liang Seedc4d4aa2014-06-10 01:17:42 -0500[diff] [blame^]124 /* configure the IOCSR / IO buffer settings */
125 if (scan_mgr_configure_iocsr())
126 hang();
127
Chin Liang See5d649d22013-09-11 11:24:48 -0500[diff] [blame]128 /* configure the pin muxing through system manager */
129 sysmgr_pinmux_init();
130#endif /* CONFIG_SOCFPGA_VIRTUAL_TARGET */
131
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]132 /* de-assert reset for peripherals and bridges based on handoff */
133 reset_deassert_peripherals_handoff();
134
Chin Liang See4c544192013-12-02 12:01:39 -0600[diff] [blame]135 debug("Unfreezing/Thaw all I/O banks\n");
136 /* unfreeze / thaw all IO banks */
137 sys_mgr_frzctrl_thaw_req();
138
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]139 /* enable console uart printing */
140 preloader_console_init();
141}