mmc: davinci: fix mmc boot in SPL
[oweals/u-boot.git] / board / freescale / mpc8572ds / mpc8572ds.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2007-2011 Freescale Semiconductor, Inc.
4  */
5
6 #include <common.h>
7 #include <command.h>
8 #include <env.h>
9 #include <init.h>
10 #include <pci.h>
11 #include <asm/processor.h>
12 #include <asm/mmu.h>
13 #include <asm/cache.h>
14 #include <asm/immap_85xx.h>
15 #include <asm/fsl_pci.h>
16 #include <fsl_ddr_sdram.h>
17 #include <asm/io.h>
18 #include <asm/fsl_serdes.h>
19 #include <miiphy.h>
20 #include <linux/libfdt.h>
21 #include <fdt_support.h>
22 #include <tsec.h>
23 #include <fsl_mdio.h>
24 #include <netdev.h>
25
26 #include "../common/sgmii_riser.h"
27
28 int checkboard (void)
29 {
30         u8 vboot;
31         u8 *pixis_base = (u8 *)PIXIS_BASE;
32
33         printf("Board: MPC8572DS Sys ID: 0x%02x, "
34                 "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
35                 in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
36                 in_8(pixis_base + PIXIS_PVER));
37
38         vboot = in_8(pixis_base + PIXIS_VBOOT);
39         switch ((vboot & PIXIS_VBOOT_LBMAP) >> 6) {
40                 case PIXIS_VBOOT_LBMAP_NOR0:
41                         puts ("vBank: 0\n");
42                         break;
43                 case PIXIS_VBOOT_LBMAP_PJET:
44                         puts ("Promjet\n");
45                         break;
46                 case PIXIS_VBOOT_LBMAP_NAND:
47                         puts ("NAND\n");
48                         break;
49                 case PIXIS_VBOOT_LBMAP_NOR1:
50                         puts ("vBank: 1\n");
51                         break;
52         }
53
54         return 0;
55 }
56
57
58 #if !defined(CONFIG_SPD_EEPROM)
59 /*
60  * Fixed sdram init -- doesn't use serial presence detect.
61  */
62
63 phys_size_t fixed_sdram (void)
64 {
65         volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
66         struct ccsr_ddr __iomem *ddr = &immap->im_ddr;
67         uint d_init;
68
69         ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
70         ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
71
72         ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
73         ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
74         ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
75         ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
76         ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
77         ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
78         ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
79         ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
80         ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
81         ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
82
83 #if defined (CONFIG_DDR_ECC)
84         ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
85         ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
86         ddr->err_sbe = CONFIG_SYS_DDR_SBE;
87 #endif
88         asm("sync;isync");
89
90         udelay(500);
91
92         ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
93
94 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
95         d_init = 1;
96         debug("DDR - 1st controller: memory initializing\n");
97         /*
98          * Poll until memory is initialized.
99          * 512 Meg at 400 might hit this 200 times or so.
100          */
101         while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
102                 udelay(1000);
103         }
104         debug("DDR: memory initialized\n\n");
105         asm("sync; isync");
106         udelay(500);
107 #endif
108
109         return 512 * 1024 * 1024;
110 }
111
112 #endif
113
114 #ifdef CONFIG_PCI
115 void pci_init_board(void)
116 {
117         struct pci_controller *hose;
118
119         fsl_pcie_init_board(0);
120
121         hose = find_hose_by_cfg_addr((void *)(CONFIG_SYS_PCIE3_ADDR));
122
123         if (hose) {
124                 u32 temp32;
125                 u8 uli_busno = hose->first_busno + 2;
126
127                 /*
128                  * Activate ULI1575 legacy chip by performing a fake
129                  * memory access.  Needed to make ULI RTC work.
130                  * Device 1d has the first on-board memory BAR.
131                  */
132                 pci_hose_read_config_dword(hose, PCI_BDF(uli_busno, 0x1d, 0),
133                                 PCI_BASE_ADDRESS_1, &temp32);
134
135                 if (temp32 >= CONFIG_SYS_PCIE3_MEM_BUS) {
136                         void *p = pci_mem_to_virt(PCI_BDF(uli_busno, 0x1d, 0),
137                                         temp32, 4, 0);
138                         debug(" uli1572 read to %p\n", p);
139                         in_be32(p);
140                 }
141         }
142 }
143 #endif
144
145 int board_early_init_r(void)
146 {
147         const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
148         int flash_esel = find_tlb_idx((void *)flashbase, 1);
149
150         /*
151          * Remap Boot flash + PROMJET region to caching-inhibited
152          * so that flash can be erased properly.
153          */
154
155         /* Flush d-cache and invalidate i-cache of any FLASH data */
156         flush_dcache();
157         invalidate_icache();
158
159         if (flash_esel == -1) {
160                 /* very unlikely unless something is messed up */
161                 puts("Error: Could not find TLB for FLASH BASE\n");
162                 flash_esel = 2; /* give our best effort to continue */
163         } else {
164                 /* invalidate existing TLB entry for flash + promjet */
165                 disable_tlb(flash_esel);
166         }
167
168         set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,       /* tlb, epn, rpn */
169                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
170                         0, flash_esel, BOOKE_PAGESZ_256M, 1);   /* ts, esel, tsize, iprot */
171
172         return 0;
173 }
174
175 int board_eth_init(bd_t *bis)
176 {
177 #ifdef CONFIG_TSEC_ENET
178         struct fsl_pq_mdio_info mdio_info;
179         struct tsec_info_struct tsec_info[4];
180         int num = 0;
181
182 #ifdef CONFIG_TSEC1
183         SET_STD_TSEC_INFO(tsec_info[num], 1);
184         if (is_serdes_configured(SGMII_TSEC1)) {
185                 puts("eTSEC1 is in sgmii mode.\n");
186                 tsec_info[num].flags |= TSEC_SGMII;
187         }
188         num++;
189 #endif
190 #ifdef CONFIG_TSEC2
191         SET_STD_TSEC_INFO(tsec_info[num], 2);
192         if (is_serdes_configured(SGMII_TSEC2)) {
193                 puts("eTSEC2 is in sgmii mode.\n");
194                 tsec_info[num].flags |= TSEC_SGMII;
195         }
196         num++;
197 #endif
198 #ifdef CONFIG_TSEC3
199         SET_STD_TSEC_INFO(tsec_info[num], 3);
200         if (is_serdes_configured(SGMII_TSEC3)) {
201                 puts("eTSEC3 is in sgmii mode.\n");
202                 tsec_info[num].flags |= TSEC_SGMII;
203         }
204         num++;
205 #endif
206 #ifdef CONFIG_TSEC4
207         SET_STD_TSEC_INFO(tsec_info[num], 4);
208         if (is_serdes_configured(SGMII_TSEC4)) {
209                 puts("eTSEC4 is in sgmii mode.\n");
210                 tsec_info[num].flags |= TSEC_SGMII;
211         }
212         num++;
213 #endif
214
215         if (!num) {
216                 printf("No TSECs initialized\n");
217
218                 return 0;
219         }
220
221 #ifdef CONFIG_FSL_SGMII_RISER
222         fsl_sgmii_riser_init(tsec_info, num);
223 #endif
224
225         mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
226         mdio_info.name = DEFAULT_MII_NAME;
227         fsl_pq_mdio_init(bis, &mdio_info);
228
229         tsec_eth_init(bis, tsec_info, num);
230 #endif
231
232         return pci_eth_init(bis);
233 }
234
235 #if defined(CONFIG_OF_BOARD_SETUP)
236 int ft_board_setup(void *blob, bd_t *bd)
237 {
238         phys_addr_t base;
239         phys_size_t size;
240
241         ft_cpu_setup(blob, bd);
242
243         base = env_get_bootm_low();
244         size = env_get_bootm_size();
245
246         fdt_fixup_memory(blob, (u64)base, (u64)size);
247
248         FT_FSL_PCI_SETUP;
249
250 #ifdef CONFIG_FSL_SGMII_RISER
251         fsl_sgmii_riser_fdt_fixup(blob);
252 #endif
253
254         return 0;
255 }
256 #endif