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gerrit.cesnet.cz / github / trini / u-boot / 08e463ee8a7a5641e191be2a8e934d8284d1ca55 / . / arch / arm / cpu / armv7 / socfpga / spl.c
blob: 787ad7fb0d964eb886ea5d42cd03dd1ccc31096c [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>
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]11#include <image.h>
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]12#include <asm/arch/reset_manager.h>
13#include <spl.h>
Chin Liang See5d649d22013-09-11 11:24:48 -0500[diff] [blame]14#include <asm/arch/system_manager.h>
Chin Liang See4c544192013-12-02 12:01:39 -0600[diff] [blame]15#include <asm/arch/freeze_controller.h>
Chin Liang See3ab019e2014-07-22 04:28:35 -0500[diff] [blame]16#include <asm/arch/clock_manager.h>
17#include <asm/arch/scan_manager.h>
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]18
19DECLARE_GLOBAL_DATA_PTR;
20
Marek Vasut44428ab2014-09-16 17:21:00 +0200[diff] [blame]21#define MAIN_VCO_BASE ( \
22 (CONFIG_HPS_MAINPLLGRP_VCO_DENOM << \
23 CLKMGR_MAINPLLGRP_VCO_DENOM_OFFSET) | \
24 (CONFIG_HPS_MAINPLLGRP_VCO_NUMER << \
25 CLKMGR_MAINPLLGRP_VCO_NUMER_OFFSET) \
26 )
27
28#define PERI_VCO_BASE ( \
29 (CONFIG_HPS_PERPLLGRP_VCO_PSRC << \
30 CLKMGR_PERPLLGRP_VCO_PSRC_OFFSET) | \
31 (CONFIG_HPS_PERPLLGRP_VCO_DENOM << \
32 CLKMGR_PERPLLGRP_VCO_DENOM_OFFSET) | \
33 (CONFIG_HPS_PERPLLGRP_VCO_NUMER << \
34 CLKMGR_PERPLLGRP_VCO_NUMER_OFFSET) \
35 )
36
37#define SDR_VCO_BASE ( \
38 (CONFIG_HPS_SDRPLLGRP_VCO_SSRC << \
39 CLKMGR_SDRPLLGRP_VCO_SSRC_OFFSET) | \
40 (CONFIG_HPS_SDRPLLGRP_VCO_DENOM << \
41 CLKMGR_SDRPLLGRP_VCO_DENOM_OFFSET) | \
42 (CONFIG_HPS_SDRPLLGRP_VCO_NUMER << \
43 CLKMGR_SDRPLLGRP_VCO_NUMER_OFFSET) \
44 )
45
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]46u32 spl_boot_device(void)
47{
48 return BOOT_DEVICE_RAM;
49}
50
51/*
52 * Board initialization after bss clearance
53 */
54void spl_board_init(void)
55{
Chin Liang See5d649d22013-09-11 11:24:48 -0500[diff] [blame]56#ifndef CONFIG_SOCFPGA_VIRTUAL_TARGET
Chin Liang Seeddfeb0a2014-03-04 22:13:53 -0600[diff] [blame]57 cm_config_t cm_default_cfg = {
58 /* main group */
59 MAIN_VCO_BASE,
Marek Vasut44428ab2014-09-16 17:21:00 +0200[diff] [blame]60 (CONFIG_HPS_MAINPLLGRP_MPUCLK_CNT <<
61 CLKMGR_MAINPLLGRP_MPUCLK_CNT_OFFSET),
62 (CONFIG_HPS_MAINPLLGRP_MAINCLK_CNT <<
63 CLKMGR_MAINPLLGRP_MAINCLK_CNT_OFFSET),
64 (CONFIG_HPS_MAINPLLGRP_DBGATCLK_CNT <<
65 CLKMGR_MAINPLLGRP_DBGATCLK_CNT_OFFSET),
66 (CONFIG_HPS_MAINPLLGRP_MAINQSPICLK_CNT <<
67 CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_OFFSET),
68 (CONFIG_HPS_MAINPLLGRP_MAINNANDSDMMCCLK_CNT <<
69 CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_OFFSET),
70 (CONFIG_HPS_MAINPLLGRP_CFGS2FUSER0CLK_CNT <<
71 CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_OFFSET),
72 (CONFIG_HPS_MAINPLLGRP_MAINDIV_L3MPCLK <<
73 CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_OFFSET) |
74 (CONFIG_HPS_MAINPLLGRP_MAINDIV_L3SPCLK <<
75 CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_OFFSET) |
76 (CONFIG_HPS_MAINPLLGRP_MAINDIV_L4MPCLK <<
77 CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_OFFSET) |
78 (CONFIG_HPS_MAINPLLGRP_MAINDIV_L4SPCLK <<
79 CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_OFFSET),
80 (CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGATCLK <<
81 CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_OFFSET) |
82 (CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGCLK <<
83 CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_OFFSET),
84 (CONFIG_HPS_MAINPLLGRP_TRACEDIV_TRACECLK <<
85 CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_OFFSET),
86 (CONFIG_HPS_MAINPLLGRP_L4SRC_L4MP <<
87 CLKMGR_MAINPLLGRP_L4SRC_L4MP_OFFSET) |
88 (CONFIG_HPS_MAINPLLGRP_L4SRC_L4SP <<
89 CLKMGR_MAINPLLGRP_L4SRC_L4SP_OFFSET),
Chin Liang Seeddfeb0a2014-03-04 22:13:53 -0600[diff] [blame]90
91 /* peripheral group */
92 PERI_VCO_BASE,
Marek Vasut44428ab2014-09-16 17:21:00 +0200[diff] [blame]93 (CONFIG_HPS_PERPLLGRP_EMAC0CLK_CNT <<
94 CLKMGR_PERPLLGRP_EMAC0CLK_CNT_OFFSET),
95 (CONFIG_HPS_PERPLLGRP_EMAC1CLK_CNT <<
96 CLKMGR_PERPLLGRP_EMAC1CLK_CNT_OFFSET),
97 (CONFIG_HPS_PERPLLGRP_PERQSPICLK_CNT <<
98 CLKMGR_PERPLLGRP_PERQSPICLK_CNT_OFFSET),
99 (CONFIG_HPS_PERPLLGRP_PERNANDSDMMCCLK_CNT <<
100 CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_OFFSET),
101 (CONFIG_HPS_PERPLLGRP_PERBASECLK_CNT <<
102 CLKMGR_PERPLLGRP_PERBASECLK_CNT_OFFSET),
103 (CONFIG_HPS_PERPLLGRP_S2FUSER1CLK_CNT <<
104 CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_OFFSET),
105 (CONFIG_HPS_PERPLLGRP_DIV_USBCLK <<
106 CLKMGR_PERPLLGRP_DIV_USBCLK_OFFSET) |
107 (CONFIG_HPS_PERPLLGRP_DIV_SPIMCLK <<
108 CLKMGR_PERPLLGRP_DIV_SPIMCLK_OFFSET) |
109 (CONFIG_HPS_PERPLLGRP_DIV_CAN0CLK <<
110 CLKMGR_PERPLLGRP_DIV_CAN0CLK_OFFSET) |
111 (CONFIG_HPS_PERPLLGRP_DIV_CAN1CLK <<
112 CLKMGR_PERPLLGRP_DIV_CAN1CLK_OFFSET),
113 (CONFIG_HPS_PERPLLGRP_GPIODIV_GPIODBCLK <<
114 CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_OFFSET),
115 (CONFIG_HPS_PERPLLGRP_SRC_QSPI <<
116 CLKMGR_PERPLLGRP_SRC_QSPI_OFFSET) |
117 (CONFIG_HPS_PERPLLGRP_SRC_NAND <<
118 CLKMGR_PERPLLGRP_SRC_NAND_OFFSET) |
119 (CONFIG_HPS_PERPLLGRP_SRC_SDMMC <<
120 CLKMGR_PERPLLGRP_SRC_SDMMC_OFFSET),
Chin Liang Seeddfeb0a2014-03-04 22:13:53 -0600[diff] [blame]121
122 /* sdram pll group */
123 SDR_VCO_BASE,
Marek Vasut44428ab2014-09-16 17:21:00 +0200[diff] [blame]124 (CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_PHASE <<
125 CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_OFFSET) |
126 (CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_CNT <<
127 CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_OFFSET),
128 (CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_PHASE <<
129 CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_OFFSET) |
130 (CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_CNT <<
131 CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_OFFSET),
132 (CONFIG_HPS_SDRPLLGRP_DDRDQCLK_PHASE <<
133 CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_OFFSET) |
134 (CONFIG_HPS_SDRPLLGRP_DDRDQCLK_CNT <<
135 CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_OFFSET),
136 (CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_PHASE <<
137 CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_OFFSET) |
138 (CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_CNT <<
139 CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_OFFSET),
140
Chin Liang Seeddfeb0a2014-03-04 22:13:53 -0600[diff] [blame]141 };
142
Chin Liang See4c544192013-12-02 12:01:39 -0600[diff] [blame]143 debug("Freezing all I/O banks\n");
144 /* freeze all IO banks */
145 sys_mgr_frzctrl_freeze_req();
146
Dinh Nguyen0812a1d2015-03-30 17:01:05 -0500[diff] [blame]147 socfpga_sdram_enable();
148 socfpga_uart0_enable();
149 socfpga_osc1timer_enable();
150
Dinh Nguyen9fd565d2015-03-30 17:01:06 -0500[diff] [blame]151 timer_init();
152
Chin Liang Seeddfeb0a2014-03-04 22:13:53 -0600[diff] [blame]153 debug("Reconfigure Clock Manager\n");
154 /* reconfigure the PLLs */
155 cm_basic_init(&cm_default_cfg);
156
Dinh Nguyen08e463e2015-03-30 17:01:07 -0500[diff] [blame^]157 /* Enable bootrom to configure IOs. */
158 sysmgr_enable_warmrstcfgio();
159
Chin Liang Seedc4d4aa2014-06-10 01:17:42 -0500[diff] [blame]160 /* configure the IOCSR / IO buffer settings */
161 if (scan_mgr_configure_iocsr())
162 hang();
163
Chin Liang See5d649d22013-09-11 11:24:48 -0500[diff] [blame]164 /* configure the pin muxing through system manager */
165 sysmgr_pinmux_init();
166#endif /* CONFIG_SOCFPGA_VIRTUAL_TARGET */
167
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]168 /* de-assert reset for peripherals and bridges based on handoff */
169 reset_deassert_peripherals_handoff();
170
Chin Liang See4c544192013-12-02 12:01:39 -0600[diff] [blame]171 debug("Unfreezing/Thaw all I/O banks\n");
172 /* unfreeze / thaw all IO banks */
173 sys_mgr_frzctrl_thaw_req();
174
Dinh Nguyen77754402012-10-04 06:46:02 +0000[diff] [blame]175 /* enable console uart printing */
176 preloader_console_init();
177}