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[thirdparty/u-boot.git] / board / freescale / mpc8536ds / mpc8536ds.c
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83d290c5 1// SPDX-License-Identifier: GPL-2.0+
9490a7f1 2/*
3d7506fa 3 * Copyright 2008-2012 Freescale Semiconductor, Inc.
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4 */
5
6#include <common.h>
7#include <command.h>
5255932f 8#include <init.h>
90526e9f 9#include <net.h>
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10#include <pci.h>
11#include <asm/processor.h>
12#include <asm/mmu.h>
7c0d4a75 13#include <asm/cache.h>
9490a7f1 14#include <asm/immap_85xx.h>
c8514622 15#include <asm/fsl_pci.h>
5614e71b 16#include <fsl_ddr_sdram.h>
9490a7f1 17#include <asm/io.h>
54648985 18#include <asm/fsl_serdes.h>
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19#include <spd.h>
20#include <miiphy.h>
b08c8c48 21#include <linux/libfdt.h>
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22#include <spd_sdram.h>
23#include <fdt_support.h>
063c1263 24#include <fsl_mdio.h>
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25#include <tsec.h>
26#include <netdev.h>
54a7cc49 27#include <sata.h>
9490a7f1 28
2e26d837 29#include "../common/sgmii_riser.h"
9490a7f1 30
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31int board_early_init_f (void)
32{
33#ifdef CONFIG_MMC
34 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
35
36 setbits_be32(&gur->pmuxcr,
ae2044d8 37 (MPC85xx_PMUXCR_SDHC_CD |
80522dc8 38 MPC85xx_PMUXCR_SDHC_WP));
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39
40 /* The MPC8536DS board insert the SDHC_WP pin for erratum NMG_eSDHC118,
41 * however, this erratum only applies to MPC8536 Rev1.0.
42 * So set SDHC_WP to active-low when use MPC8536 Rev1.1 and greater.*/
43 if ((((SVR_MAJ(get_svr()) & 0x7) == 0x1) &&
44 (SVR_MIN(get_svr()) >= 0x1))
45 || (SVR_MAJ(get_svr() & 0x7) > 0x1))
46 setbits_be32(&gur->gencfgr, MPC85xx_GENCFGR_SDHC_WP_INV);
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47#endif
48 return 0;
49}
50
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51int checkboard (void)
52{
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53 u8 vboot;
54 u8 *pixis_base = (u8 *)PIXIS_BASE;
55
5d065c3e 56 printf("Board: MPC8536DS Sys ID: 0x%02x, "
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57 "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
58 in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
59 in_8(pixis_base + PIXIS_PVER));
60
61 vboot = in_8(pixis_base + PIXIS_VBOOT);
62 switch ((vboot & PIXIS_VBOOT_LBMAP) >> 5) {
63 case PIXIS_VBOOT_LBMAP_NOR0:
64 puts ("vBank: 0\n");
65 break;
66 case PIXIS_VBOOT_LBMAP_NOR1:
67 puts ("vBank: 1\n");
68 break;
69 case PIXIS_VBOOT_LBMAP_NOR2:
70 puts ("vBank: 2\n");
71 break;
72 case PIXIS_VBOOT_LBMAP_NOR3:
73 puts ("vBank: 3\n");
74 break;
75 case PIXIS_VBOOT_LBMAP_PJET:
76 puts ("Promjet\n");
77 break;
78 case PIXIS_VBOOT_LBMAP_NAND:
79 puts ("NAND\n");
80 break;
81 }
82
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83 return 0;
84}
85
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86#if !defined(CONFIG_SPD_EEPROM)
87/*
88 * Fixed sdram init -- doesn't use serial presence detect.
89 */
90
91phys_size_t fixed_sdram (void)
92{
6d0f6bcf 93 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
9a17eb5b 94 struct ccsr_ddr __iomem *ddr = &immap->im_ddr;
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95 uint d_init;
96
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97 ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
98 ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
9490a7f1 99
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100 ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
101 ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
102 ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
103 ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
104 ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
105 ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
106 ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
107 ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
108 ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
109 ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
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110
111#if defined (CONFIG_DDR_ECC)
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112 ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
113 ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
114 ddr->err_sbe = CONFIG_SYS_DDR_SBE;
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115#endif
116 asm("sync;isync");
117
118 udelay(500);
119
6d0f6bcf 120 ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
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121
122#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
123 d_init = 1;
124 debug("DDR - 1st controller: memory initializing\n");
125 /*
126 * Poll until memory is initialized.
127 * 512 Meg at 400 might hit this 200 times or so.
128 */
129 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
130 udelay(1000);
131 }
132 debug("DDR: memory initialized\n\n");
133 asm("sync; isync");
134 udelay(500);
135#endif
136
137 return 512 * 1024 * 1024;
138}
139
140#endif
141
142#ifdef CONFIG_PCI1
143static struct pci_controller pci1_hose;
144#endif
145
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146#ifdef CONFIG_PCI
147void pci_init_board(void)
9490a7f1 148{
8a414c42 149 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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150 struct fsl_pci_info pci_info;
151 u32 devdisr, pordevsr;
8a414c42 152 u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
5f7b31b0 153 int first_free_busno;
8a414c42 154
5f7b31b0 155 first_free_busno = fsl_pcie_init_board(0);
8a414c42 156
5f7b31b0 157#ifdef CONFIG_PCI1
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158 devdisr = in_be32(&gur->devdisr);
159 pordevsr = in_be32(&gur->pordevsr);
160 porpllsr = in_be32(&gur->porpllsr);
9490a7f1 161
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162 pci_speed = 66666000;
163 pci_32 = 1;
164 pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
165 pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
9490a7f1 166
9490a7f1 167 if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
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168 SET_STD_PCI_INFO(pci_info, 1);
169 set_next_law(pci_info.mem_phys,
170 law_size_bits(pci_info.mem_size), pci_info.law);
171 set_next_law(pci_info.io_phys,
172 law_size_bits(pci_info.io_size), pci_info.law);
173
174 pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
8ca78f2c 175 printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
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176 (pci_32) ? 32 : 64,
177 (pci_speed == 33333000) ? "33" :
178 (pci_speed == 66666000) ? "66" : "unknown",
179 pci_clk_sel ? "sync" : "async",
180 pci_agent ? "agent" : "host",
181 pci_arb ? "arbiter" : "external-arbiter",
5f7b31b0 182 pci_info.regs);
9490a7f1 183
5f7b31b0 184 first_free_busno = fsl_pci_init_port(&pci_info,
8a414c42 185 &pci1_hose, first_free_busno);
9490a7f1 186 } else {
8ca78f2c 187 printf("PCI: disabled\n");
9490a7f1 188 }
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189
190 puts("\n");
9490a7f1 191#else
8a414c42 192 setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
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193#endif
194}
8a414c42 195#endif
9490a7f1 196
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197int board_early_init_r(void)
198{
6d0f6bcf 199 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
9d045682 200 int flash_esel = find_tlb_idx((void *)flashbase, 1);
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201
202 /*
203 * Remap Boot flash + PROMJET region to caching-inhibited
204 * so that flash can be erased properly.
205 */
206
7c0d4a75 207 /* Flush d-cache and invalidate i-cache of any FLASH data */
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208 flush_dcache();
209 invalidate_icache();
9490a7f1 210
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211 if (flash_esel == -1) {
212 /* very unlikely unless something is messed up */
213 puts("Error: Could not find TLB for FLASH BASE\n");
214 flash_esel = 1; /* give our best effort to continue */
215 } else {
216 /* invalidate existing TLB entry for flash + promjet */
217 disable_tlb(flash_esel);
218 }
9490a7f1 219
c953ddfd 220 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */
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221 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
222 0, flash_esel, BOOKE_PAGESZ_256M, 1); /* ts, esel, tsize, iprot */
223
224 return 0;
225}
226
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227int board_eth_init(bd_t *bis)
228{
229#ifdef CONFIG_TSEC_ENET
063c1263 230 struct fsl_pq_mdio_info mdio_info;
2e26d837 231 struct tsec_info_struct tsec_info[2];
2e26d837 232 int num = 0;
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233
234#ifdef CONFIG_TSEC1
235 SET_STD_TSEC_INFO(tsec_info[num], 1);
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236 if (is_serdes_configured(SGMII_TSEC1)) {
237 puts("eTSEC1 is in sgmii mode.\n");
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238 tsec_info[num].phyaddr = 0;
239 tsec_info[num].flags |= TSEC_SGMII;
240 }
241 num++;
242#endif
243#ifdef CONFIG_TSEC3
244 SET_STD_TSEC_INFO(tsec_info[num], 3);
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245 if (is_serdes_configured(SGMII_TSEC3)) {
246 puts("eTSEC3 is in sgmii mode.\n");
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247 tsec_info[num].phyaddr = 1;
248 tsec_info[num].flags |= TSEC_SGMII;
249 }
250 num++;
251#endif
252
253 if (!num) {
254 printf("No TSECs initialized\n");
255 return 0;
256 }
257
feede8b0 258#ifdef CONFIG_FSL_SGMII_RISER
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259 if (is_serdes_configured(SGMII_TSEC1) ||
260 is_serdes_configured(SGMII_TSEC3)) {
2e26d837 261 fsl_sgmii_riser_init(tsec_info, num);
058d7dc7 262 }
feede8b0 263#endif
2e26d837 264
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265 mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
266 mdio_info.name = DEFAULT_MII_NAME;
267 fsl_pq_mdio_init(bis, &mdio_info);
268
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269 tsec_eth_init(bis, tsec_info, num);
270#endif
271 return pci_eth_init(bis);
272}
273
9490a7f1 274#if defined(CONFIG_OF_BOARD_SETUP)
e895a4b0 275int ft_board_setup(void *blob, bd_t *bd)
2dba0dea 276{
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277 ft_cpu_setup(blob, bd);
278
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279 FT_FSL_PCI_SETUP;
280
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281#ifdef CONFIG_FSL_SGMII_RISER
282 fsl_sgmii_riser_fdt_fixup(blob);
283#endif
3d7506fa 284
285#ifdef CONFIG_HAS_FSL_MPH_USB
a5c289b9 286 fsl_fdt_fixup_dr_usb(blob, bd);
3d7506fa 287#endif
288
e895a4b0 289 return 0;
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290}
291#endif