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