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[u-boot] / board / freescale / ls1012aqds / ls1012aqds.c
1 /*
2  * Copyright 2016 Freescale Semiconductor, Inc.
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6
7 #include <common.h>
8 #include <i2c.h>
9 #include <fdt_support.h>
10 #include <asm/io.h>
11 #include <asm/arch/clock.h>
12 #include <asm/arch/fsl_serdes.h>
13 #ifdef CONFIG_FSL_LS_PPA
14 #include <asm/arch/ppa.h>
15 #endif
16 #include <asm/arch/fdt.h>
17 #include <asm/arch/mmu.h>
18 #include <asm/arch/soc.h>
19 #include <ahci.h>
20 #include <hwconfig.h>
21 #include <mmc.h>
22 #include <scsi.h>
23 #include <fm_eth.h>
24 #include <fsl_esdhc.h>
25 #include <fsl_mmdc.h>
26 #include <spl.h>
27 #include <netdev.h>
28
29 #include "../common/qixis.h"
30 #include "ls1012aqds_qixis.h"
31
32 DECLARE_GLOBAL_DATA_PTR;
33
34 int checkboard(void)
35 {
36         char buf[64];
37         u8 sw;
38
39         sw = QIXIS_READ(arch);
40         printf("Board Arch: V%d, ", sw >> 4);
41         printf("Board version: %c, boot from ", (sw & 0xf) + 'A' - 1);
42
43         sw = QIXIS_READ(brdcfg[QIXIS_LBMAP_BRDCFG_REG]);
44
45         if (sw & QIXIS_LBMAP_ALTBANK)
46                 printf("flash: 2\n");
47         else
48                 printf("flash: 1\n");
49
50         printf("FPGA: v%d (%s), build %d",
51                (int)QIXIS_READ(scver), qixis_read_tag(buf),
52                (int)qixis_read_minor());
53
54         /* the timestamp string contains "\n" at the end */
55         printf(" on %s", qixis_read_time(buf));
56         return 0;
57 }
58
59 int dram_init(void)
60 {
61         static const struct fsl_mmdc_info mparam = {
62                 0x05180000,     /* mdctl */
63                 0x00030035,     /* mdpdc */
64                 0x12554000,     /* mdotc */
65                 0xbabf7954,     /* mdcfg0 */
66                 0xdb328f64,     /* mdcfg1 */
67                 0x01ff00db,     /* mdcfg2 */
68                 0x00001680,     /* mdmisc */
69                 0x0f3c8000,     /* mdref */
70                 0x00002000,     /* mdrwd */
71                 0x00bf1023,     /* mdor */
72                 0x0000003f,     /* mdasp */
73                 0x0000022a,     /* mpodtctrl */
74                 0xa1390003,     /* mpzqhwctrl */
75         };
76
77         mmdc_init(&mparam);
78
79         gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
80 #if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)
81         /* This will break-before-make MMU for DDR */
82         update_early_mmu_table();
83 #endif
84
85         return 0;
86 }
87
88 int board_early_init_f(void)
89 {
90         fsl_lsch2_early_init_f();
91
92         return 0;
93 }
94
95 #ifdef CONFIG_MISC_INIT_R
96 int misc_init_r(void)
97 {
98         u8 mux_sdhc_cd = 0x80;
99
100         i2c_set_bus_num(0);
101
102         i2c_write(CONFIG_SYS_I2C_FPGA_ADDR, 0x5a, 1, &mux_sdhc_cd, 1);
103         return 0;
104 }
105 #endif
106
107 int board_init(void)
108 {
109         struct ccsr_cci400 *cci = (struct ccsr_cci400 *)
110                                    CONFIG_SYS_CCI400_ADDR;
111
112         /* Set CCI-400 control override register to enable barrier
113          * transaction */
114         out_le32(&cci->ctrl_ord,
115                  CCI400_CTRLORD_EN_BARRIER);
116
117 #ifdef CONFIG_SYS_FSL_ERRATUM_A010315
118         erratum_a010315();
119 #endif
120
121 #ifdef CONFIG_ENV_IS_NOWHERE
122         gd->env_addr = (ulong)&default_environment[0];
123 #endif
124
125 #ifdef CONFIG_FSL_LS_PPA
126         ppa_init();
127 #endif
128         return 0;
129 }
130
131 int board_eth_init(bd_t *bis)
132 {
133         return pci_eth_init(bis);
134 }
135
136 int esdhc_status_fixup(void *blob, const char *compat)
137 {
138         char esdhc0_path[] = "/soc/esdhc@1560000";
139         char esdhc1_path[] = "/soc/esdhc@1580000";
140         u8 card_id;
141
142         do_fixup_by_path(blob, esdhc0_path, "status", "okay",
143                          sizeof("okay"), 1);
144
145         /*
146          * The Presence Detect 2 register detects the installation
147          * of cards in various PCI Express or SGMII slots.
148          *
149          * STAT_PRS2[7:5]: Specifies the type of card installed in the
150          * SDHC2 Adapter slot. 0b111 indicates no adapter is installed.
151          */
152         card_id = (QIXIS_READ(present2) & 0xe0) >> 5;
153
154         /* If no adapter is installed in SDHC2, disable SDHC2 */
155         if (card_id == 0x7)
156                 do_fixup_by_path(blob, esdhc1_path, "status", "disabled",
157                                  sizeof("disabled"), 1);
158         else
159                 do_fixup_by_path(blob, esdhc1_path, "status", "okay",
160                                  sizeof("okay"), 1);
161         return 0;
162 }
163
164 #ifdef CONFIG_OF_BOARD_SETUP
165 int ft_board_setup(void *blob, bd_t *bd)
166 {
167         arch_fixup_fdt(blob);
168
169         ft_cpu_setup(blob, bd);
170
171         return 0;
172 }
173 #endif