1 /*
2  * Copyright 2007-2010 Freescale Semiconductor, Inc.
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20  * MA 02111-1307 USA
21  */
22 
23 #include <common.h>
24 #include <command.h>
25 #include <pci.h>
26 #include <asm/processor.h>
27 #include <asm/mmu.h>
28 #include <asm/cache.h>
29 #include <asm/immap_85xx.h>
30 #include <asm/fsl_pci.h>
31 #include <asm/fsl_ddr_sdram.h>
32 #include <asm/io.h>
33 #include <asm/fsl_serdes.h>
34 #include <miiphy.h>
35 #include <libfdt.h>
36 #include <fdt_support.h>
37 #include <tsec.h>
38 #include <netdev.h>
39 
40 #include "../common/sgmii_riser.h"
41 
42 int checkboard (void)
43 {
44 	u8 vboot;
45 	u8 *pixis_base = (u8 *)PIXIS_BASE;
46 
47 	puts ("Board: MPC8572DS ");
48 #ifdef CONFIG_PHYS_64BIT
49 	puts ("(36-bit addrmap) ");
50 #endif
51 	printf ("Sys ID: 0x%02x, "
52 		"Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
53 		in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
54 		in_8(pixis_base + PIXIS_PVER));
55 
56 	vboot = in_8(pixis_base + PIXIS_VBOOT);
57 	switch ((vboot & PIXIS_VBOOT_LBMAP) >> 6) {
58 		case PIXIS_VBOOT_LBMAP_NOR0:
59 			puts ("vBank: 0\n");
60 			break;
61 		case PIXIS_VBOOT_LBMAP_PJET:
62 			puts ("Promjet\n");
63 			break;
64 		case PIXIS_VBOOT_LBMAP_NAND:
65 			puts ("NAND\n");
66 			break;
67 		case PIXIS_VBOOT_LBMAP_NOR1:
68 			puts ("vBank: 1\n");
69 			break;
70 	}
71 
72 	return 0;
73 }
74 
75 
76 #if !defined(CONFIG_SPD_EEPROM)
77 /*
78  * Fixed sdram init -- doesn't use serial presence detect.
79  */
80 
81 phys_size_t fixed_sdram (void)
82 {
83 	volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
84 	volatile ccsr_ddr_t *ddr= &immap->im_ddr;
85 	uint d_init;
86 
87 	ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
88 	ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
89 
90 	ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
91 	ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
92 	ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
93 	ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
94 	ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
95 	ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
96 	ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
97 	ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
98 	ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
99 	ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
100 
101 #if defined (CONFIG_DDR_ECC)
102 	ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
103 	ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
104 	ddr->err_sbe = CONFIG_SYS_DDR_SBE;
105 #endif
106 	asm("sync;isync");
107 
108 	udelay(500);
109 
110 	ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
111 
112 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
113 	d_init = 1;
114 	debug("DDR - 1st controller: memory initializing\n");
115 	/*
116 	 * Poll until memory is initialized.
117 	 * 512 Meg at 400 might hit this 200 times or so.
118 	 */
119 	while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
120 		udelay(1000);
121 	}
122 	debug("DDR: memory initialized\n\n");
123 	asm("sync; isync");
124 	udelay(500);
125 #endif
126 
127 	return 512 * 1024 * 1024;
128 }
129 
130 #endif
131 
132 #ifdef CONFIG_PCI
133 void pci_init_board(void)
134 {
135 	struct pci_controller *hose;
136 
137 	fsl_pcie_init_board(0);
138 
139 	hose = find_hose_by_cfg_addr((void *)(CONFIG_SYS_PCIE3_ADDR));
140 
141 	if (hose) {
142 		u32 temp32;
143 		u8 uli_busno = hose->first_busno + 2;
144 
145 		/*
146 		 * Activate ULI1575 legacy chip by performing a fake
147 		 * memory access.  Needed to make ULI RTC work.
148 		 * Device 1d has the first on-board memory BAR.
149 		 */
150 		pci_hose_read_config_dword(hose, PCI_BDF(uli_busno, 0x1d, 0),
151 				PCI_BASE_ADDRESS_1, &temp32);
152 
153 		if (temp32 >= CONFIG_SYS_PCIE3_MEM_BUS) {
154 			void *p = pci_mem_to_virt(PCI_BDF(uli_busno, 0x1d, 0),
155 					temp32, 4, 0);
156 			debug(" uli1572 read to %p\n", p);
157 			in_be32(p);
158 		}
159 	}
160 }
161 #endif
162 
163 int board_early_init_r(void)
164 {
165 	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
166 	const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
167 
168 	/*
169 	 * Remap Boot flash + PROMJET region to caching-inhibited
170 	 * so that flash can be erased properly.
171 	 */
172 
173 	/* Flush d-cache and invalidate i-cache of any FLASH data */
174 	flush_dcache();
175 	invalidate_icache();
176 
177 	/* invalidate existing TLB entry for flash + promjet */
178 	disable_tlb(flash_esel);
179 
180 	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,	/* tlb, epn, rpn */
181 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,	/* perms, wimge */
182 			0, flash_esel, BOOKE_PAGESZ_256M, 1);	/* ts, esel, tsize, iprot */
183 
184 	return 0;
185 }
186 
187 #ifdef CONFIG_TSEC_ENET
188 int board_eth_init(bd_t *bis)
189 {
190 	struct tsec_info_struct tsec_info[4];
191 	int num = 0;
192 
193 #ifdef CONFIG_TSEC1
194 	SET_STD_TSEC_INFO(tsec_info[num], 1);
195 	if (is_serdes_configured(SGMII_TSEC1)) {
196 		puts("eTSEC1 is in sgmii mode.\n");
197 		tsec_info[num].flags |= TSEC_SGMII;
198 	}
199 	num++;
200 #endif
201 #ifdef CONFIG_TSEC2
202 	SET_STD_TSEC_INFO(tsec_info[num], 2);
203 	if (is_serdes_configured(SGMII_TSEC2)) {
204 		puts("eTSEC2 is in sgmii mode.\n");
205 		tsec_info[num].flags |= TSEC_SGMII;
206 	}
207 	num++;
208 #endif
209 #ifdef CONFIG_TSEC3
210 	SET_STD_TSEC_INFO(tsec_info[num], 3);
211 	if (is_serdes_configured(SGMII_TSEC3)) {
212 		puts("eTSEC3 is in sgmii mode.\n");
213 		tsec_info[num].flags |= TSEC_SGMII;
214 	}
215 	num++;
216 #endif
217 #ifdef CONFIG_TSEC4
218 	SET_STD_TSEC_INFO(tsec_info[num], 4);
219 	if (is_serdes_configured(SGMII_TSEC4)) {
220 		puts("eTSEC4 is in sgmii mode.\n");
221 		tsec_info[num].flags |= TSEC_SGMII;
222 	}
223 	num++;
224 #endif
225 
226 	if (!num) {
227 		printf("No TSECs initialized\n");
228 
229 		return 0;
230 	}
231 
232 #ifdef CONFIG_FSL_SGMII_RISER
233 	fsl_sgmii_riser_init(tsec_info, num);
234 #endif
235 
236 	tsec_eth_init(bis, tsec_info, num);
237 
238 	return pci_eth_init(bis);
239 }
240 #endif
241 
242 #if defined(CONFIG_OF_BOARD_SETUP)
243 void ft_board_setup(void *blob, bd_t *bd)
244 {
245 	phys_addr_t base;
246 	phys_size_t size;
247 
248 	ft_cpu_setup(blob, bd);
249 
250 	base = getenv_bootm_low();
251 	size = getenv_bootm_size();
252 
253 	fdt_fixup_memory(blob, (u64)base, (u64)size);
254 
255 	FT_FSL_PCI_SETUP;
256 
257 #ifdef CONFIG_FSL_SGMII_RISER
258 	fsl_sgmii_riser_fdt_fixup(blob);
259 #endif
260 }
261 #endif
262 
263 #ifdef CONFIG_MP
264 extern void cpu_mp_lmb_reserve(struct lmb *lmb);
265 
266 void board_lmb_reserve(struct lmb *lmb)
267 {
268 	cpu_mp_lmb_reserve(lmb);
269 }
270 #endif
271