1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright 2007,2009-2010 Freescale Semiconductor, Inc.
4 */
5
6 #include <common.h>
7 #include <command.h>
8 #include <init.h>
9 #include <pci.h>
10 #include <asm/processor.h>
11 #include <asm/mmu.h>
12 #include <asm/immap_85xx.h>
13 #include <asm/fsl_pci.h>
14 #include <fsl_ddr_sdram.h>
15 #include <asm/fsl_serdes.h>
16 #include <asm/io.h>
17 #include <miiphy.h>
18 #include <linux/libfdt.h>
19 #include <fdt_support.h>
20 #include <fsl_mdio.h>
21 #include <tsec.h>
22 #include <netdev.h>
23
24 #include "../common/sgmii_riser.h"
25
checkboard(void)26 int checkboard (void)
27 {
28 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
29 volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
30 volatile ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);
31 u8 vboot;
32 u8 *pixis_base = (u8 *)PIXIS_BASE;
33
34 if ((uint)&gur->porpllsr != 0xe00e0000) {
35 printf("immap size error %lx\n",(ulong)&gur->porpllsr);
36 }
37 printf ("Board: MPC8544DS, Sys ID: 0x%02x, "
38 "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
39 in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
40 in_8(pixis_base + PIXIS_PVER));
41
42 vboot = in_8(pixis_base + PIXIS_VBOOT);
43 if (vboot & PIXIS_VBOOT_FMAP)
44 printf ("vBank: %d\n", ((vboot & PIXIS_VBOOT_FBANK) >> 6));
45 else
46 puts ("Promjet\n");
47
48 lbc->ltesr = 0xffffffff; /* Clear LBC error interrupts */
49 lbc->lteir = 0xffffffff; /* Enable LBC error interrupts */
50 ecm->eedr = 0xffffffff; /* Clear ecm errors */
51 ecm->eeer = 0xffffffff; /* Enable ecm errors */
52
53 return 0;
54 }
55
56 #ifdef CONFIG_PCI1
57 static struct pci_controller pci1_hose;
58 #endif
59
60 #ifdef CONFIG_PCIE3
61 static struct pci_controller pcie3_hose;
62 #endif
63
pci_init_board(void)64 void pci_init_board(void)
65 {
66 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
67 struct fsl_pci_info pci_info;
68 u32 devdisr, pordevsr, io_sel;
69 u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
70 int first_free_busno = 0;
71
72 int pcie_ep, pcie_configured;
73
74 devdisr = in_be32(&gur->devdisr);
75 pordevsr = in_be32(&gur->pordevsr);
76 porpllsr = in_be32(&gur->porpllsr);
77 io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
78
79 debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);
80
81 puts("\n");
82
83 #ifdef CONFIG_PCIE3
84 pcie_configured = is_serdes_configured(PCIE3);
85
86 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){
87 /* contains both PCIE3 MEM & IO space */
88 set_next_law(CONFIG_SYS_PCIE3_MEM_PHYS, LAW_SIZE_4M,
89 LAW_TRGT_IF_PCIE_3);
90 SET_STD_PCIE_INFO(pci_info, 3);
91 pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info.regs);
92
93 /* outbound memory */
94 pci_set_region(&pcie3_hose.regions[0],
95 CONFIG_SYS_PCIE3_MEM_BUS2,
96 CONFIG_SYS_PCIE3_MEM_PHYS2,
97 CONFIG_SYS_PCIE3_MEM_SIZE2,
98 PCI_REGION_MEM);
99
100 pcie3_hose.region_count = 1;
101
102 printf("PCIE3: connected to ULI as %s (base addr %lx)\n",
103 pcie_ep ? "Endpoint" : "Root Complex",
104 pci_info.regs);
105 first_free_busno = fsl_pci_init_port(&pci_info,
106 &pcie3_hose, first_free_busno);
107
108 /*
109 * Activate ULI1575 legacy chip by performing a fake
110 * memory access. Needed to make ULI RTC work.
111 */
112 in_be32((u32 *)CONFIG_SYS_PCIE3_MEM_BUS);
113 } else {
114 printf("PCIE3: disabled\n");
115 }
116 puts("\n");
117 #else
118 setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */
119 #endif
120
121 #ifdef CONFIG_PCIE1
122 SET_STD_PCIE_INFO(pci_info, 1);
123 first_free_busno = fsl_pcie_init_ctrl(first_free_busno, devdisr, PCIE1, &pci_info);
124 #else
125 setbits_be32(&gur->devdisr, _DEVDISR_PCIE1); /* disable */
126 #endif
127
128 #ifdef CONFIG_PCIE2
129 SET_STD_PCIE_INFO(pci_info, 2);
130 first_free_busno = fsl_pcie_init_ctrl(first_free_busno, devdisr, PCIE2, &pci_info);
131 #else
132 setbits_be32(&gur->devdisr, _DEVDISR_PCIE2); /* disable */
133 #endif
134
135 #ifdef CONFIG_PCI1
136 pci_speed = 66666000;
137 pci_32 = 1;
138 pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
139 pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
140
141 if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
142 SET_STD_PCI_INFO(pci_info, 1);
143 set_next_law(pci_info.mem_phys,
144 law_size_bits(pci_info.mem_size), pci_info.law);
145 set_next_law(pci_info.io_phys,
146 law_size_bits(pci_info.io_size), pci_info.law);
147
148 pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
149 printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
150 (pci_32) ? 32 : 64,
151 (pci_speed == 33333000) ? "33" :
152 (pci_speed == 66666000) ? "66" : "unknown",
153 pci_clk_sel ? "sync" : "async",
154 pci_agent ? "agent" : "host",
155 pci_arb ? "arbiter" : "external-arbiter",
156 pci_info.regs);
157
158 first_free_busno = fsl_pci_init_port(&pci_info,
159 &pci1_hose, first_free_busno);
160 } else {
161 printf("PCI: disabled\n");
162 }
163
164 puts("\n");
165 #else
166 setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
167 #endif
168 }
169
last_stage_init(void)170 int last_stage_init(void)
171 {
172 return 0;
173 }
174
175
176 unsigned long
get_board_sys_clk(ulong dummy)177 get_board_sys_clk(ulong dummy)
178 {
179 u8 i, go_bit, rd_clks;
180 ulong val = 0;
181 u8 *pixis_base = (u8 *)PIXIS_BASE;
182
183 go_bit = in_8(pixis_base + PIXIS_VCTL);
184 go_bit &= 0x01;
185
186 rd_clks = in_8(pixis_base + PIXIS_VCFGEN0);
187 rd_clks &= 0x1C;
188
189 /*
190 * Only if both go bit and the SCLK bit in VCFGEN0 are set
191 * should we be using the AUX register. Remember, we also set the
192 * GO bit to boot from the alternate bank on the on-board flash
193 */
194
195 if (go_bit) {
196 if (rd_clks == 0x1c)
197 i = in_8(pixis_base + PIXIS_AUX);
198 else
199 i = in_8(pixis_base + PIXIS_SPD);
200 } else {
201 i = in_8(pixis_base + PIXIS_SPD);
202 }
203
204 i &= 0x07;
205
206 switch (i) {
207 case 0:
208 val = 33333333;
209 break;
210 case 1:
211 val = 40000000;
212 break;
213 case 2:
214 val = 50000000;
215 break;
216 case 3:
217 val = 66666666;
218 break;
219 case 4:
220 val = 83000000;
221 break;
222 case 5:
223 val = 100000000;
224 break;
225 case 6:
226 val = 133333333;
227 break;
228 case 7:
229 val = 166666666;
230 break;
231 }
232
233 return val;
234 }
235
236
237 #define MIIM_CIS8204_SLED_CON 0x1b
238 #define MIIM_CIS8204_SLEDCON_INIT 0x1115
239 /*
240 * Hack to write all 4 PHYs with the LED values
241 */
board_phy_config(struct phy_device * phydev)242 int board_phy_config(struct phy_device *phydev)
243 {
244 static int do_once;
245 uint phyid;
246 struct mii_dev *bus = phydev->bus;
247
248 if (phydev->drv->config)
249 phydev->drv->config(phydev);
250 if (do_once)
251 return 0;
252
253 for (phyid = 0; phyid < 4; phyid++)
254 bus->write(bus, phyid, MDIO_DEVAD_NONE, MIIM_CIS8204_SLED_CON,
255 MIIM_CIS8204_SLEDCON_INIT);
256
257 do_once = 1;
258
259 return 0;
260 }
261
262
board_eth_init(bd_t * bis)263 int board_eth_init(bd_t *bis)
264 {
265 #ifdef CONFIG_TSEC_ENET
266 struct fsl_pq_mdio_info mdio_info;
267 struct tsec_info_struct tsec_info[2];
268 int num = 0;
269
270 #ifdef CONFIG_TSEC1
271 SET_STD_TSEC_INFO(tsec_info[num], 1);
272 if (is_serdes_configured(SGMII_TSEC1)) {
273 puts("eTSEC1 is in sgmii mode.\n");
274 tsec_info[num].flags |= TSEC_SGMII;
275 }
276 num++;
277 #endif
278 #ifdef CONFIG_TSEC3
279 SET_STD_TSEC_INFO(tsec_info[num], 3);
280 if (is_serdes_configured(SGMII_TSEC3)) {
281 puts("eTSEC3 is in sgmii mode.\n");
282 tsec_info[num].flags |= TSEC_SGMII;
283 }
284 num++;
285 #endif
286
287 if (!num) {
288 printf("No TSECs initialized\n");
289
290 return 0;
291 }
292
293 if (is_serdes_configured(SGMII_TSEC1) ||
294 is_serdes_configured(SGMII_TSEC3)) {
295 fsl_sgmii_riser_init(tsec_info, num);
296 }
297
298 mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
299 mdio_info.name = DEFAULT_MII_NAME;
300 fsl_pq_mdio_init(bis, &mdio_info);
301
302 tsec_eth_init(bis, tsec_info, num);
303 #endif
304 return pci_eth_init(bis);
305 }
306
307 #if defined(CONFIG_OF_BOARD_SETUP)
ft_board_setup(void * blob,bd_t * bd)308 int ft_board_setup(void *blob, bd_t *bd)
309 {
310 ft_cpu_setup(blob, bd);
311
312 FT_FSL_PCI_SETUP;
313
314 #ifdef CONFIG_FSL_SGMII_RISER
315 fsl_sgmii_riser_fdt_fixup(blob);
316 #endif
317
318 return 0;
319 }
320 #endif
321