1 /*
2 * Copyright 2008-2011 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 */
23 #include <common.h>
24 #include <libfdt.h>
25 #include <fdt_support.h>
27 #include <asm/immap_85xx.h>
28 #include <asm/io.h>
29 #include <asm/processor.h>
30 #include <asm/fsl_portals.h>
31 #include <asm/fsl_liodn.h>
33 int get_dpaa_liodn(enum fsl_dpaa_dev dpaa_dev, u32 *liodns, int liodn_offset)
34 {
35 liodns[0] = liodn_bases[dpaa_dev].id[0] + liodn_offset;
37 if (liodn_bases[dpaa_dev].num_ids == 2)
38 liodns[1] = liodn_bases[dpaa_dev].id[1] + liodn_offset;
40 return liodn_bases[dpaa_dev].num_ids;
41 }
43 #ifdef CONFIG_SYS_SRIO
44 static void set_srio_liodn(struct srio_liodn_id_table *tbl, int size)
45 {
46 int i;
48 for (i = 0; i < size; i++) {
49 unsigned long reg_off = tbl[i].reg_offset[0];
50 out_be32((u32 *)reg_off, tbl[i].id[0]);
52 if (tbl[i].num_ids == 2) {
53 reg_off = tbl[i].reg_offset[1];
54 out_be32((u32 *)reg_off, tbl[i].id[1]);
55 }
56 }
57 }
58 #endif
60 static void set_liodn(struct liodn_id_table *tbl, int size)
61 {
62 int i;
64 for (i = 0; i < size; i++) {
65 u32 liodn;
66 if (tbl[i].num_ids == 2) {
67 liodn = (tbl[i].id[0] << 16) | tbl[i].id[1];
68 } else {
69 liodn = tbl[i].id[0];
70 }
72 out_be32((volatile u32 *)(tbl[i].reg_offset), liodn);
73 }
74 }
76 static void setup_sec_liodn_base(void)
77 {
78 ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
79 u32 base;
81 if (!IS_E_PROCESSOR(get_svr()))
82 return;
84 /* QILCR[QSLOM] */
85 out_be32(&sec->qilcr_ms, 0x3ff<<16);
87 base = (liodn_bases[FSL_HW_PORTAL_SEC].id[0] << 16) |
88 liodn_bases[FSL_HW_PORTAL_SEC].id[1];
90 out_be32(&sec->qilcr_ls, base);
91 }
93 #ifdef CONFIG_SYS_DPAA_FMAN
94 static void setup_fman_liodn_base(enum fsl_dpaa_dev dev,
95 struct liodn_id_table *tbl, int size)
96 {
97 int i;
98 ccsr_fman_t *fm;
99 u32 base;
101 switch(dev) {
102 case FSL_HW_PORTAL_FMAN1:
103 fm = (void *)CONFIG_SYS_FSL_FM1_ADDR;
104 break;
106 #if (CONFIG_SYS_NUM_FMAN == 2)
107 case FSL_HW_PORTAL_FMAN2:
108 fm = (void *)CONFIG_SYS_FSL_FM2_ADDR;
109 break;
110 #endif
111 default:
112 printf("Error: Invalid device type to %s\n", __FUNCTION__);
113 return ;
114 }
116 base = (liodn_bases[dev].id[0] << 16) | liodn_bases[dev].id[0];
118 /* setup all bases the same */
119 for (i = 0; i < 32; i++) {
120 out_be32(&fm->fm_dma.fmdmplr[i], base);
121 }
123 /* update tbl to ... */
124 for (i = 0; i < size; i++)
125 tbl[i].id[0] += liodn_bases[dev].id[0];
126 }
127 #endif
129 static void setup_pme_liodn_base(void)
130 {
131 #ifdef CONFIG_SYS_DPAA_PME
132 ccsr_pme_t *pme = (void *)CONFIG_SYS_FSL_CORENET_PME_ADDR;
133 u32 base = (liodn_bases[FSL_HW_PORTAL_PME].id[0] << 16) |
134 liodn_bases[FSL_HW_PORTAL_PME].id[1];
136 out_be32(&pme->liodnbr, base);
137 #endif
138 }
140 #ifdef CONFIG_SYS_FSL_RAID_ENGINE
141 static void setup_raide_liodn_base(void)
142 {
143 struct ccsr_raide *raide = (void *)CONFIG_SYS_FSL_RAID_ENGINE_ADDR;
145 /* setup raid engine liodn base for data/desc ; both set to 47 */
146 u32 base = (liodn_bases[FSL_HW_PORTAL_RAID_ENGINE].id[0] << 16) |
147 liodn_bases[FSL_HW_PORTAL_RAID_ENGINE].id[0];
149 out_be32(&raide->liodnbr, base);
150 }
151 #endif
153 #ifdef CONFIG_SYS_DPAA_RMAN
154 static void set_rman_liodn(struct liodn_id_table *tbl, int size)
155 {
156 int i;
157 struct ccsr_rman *rman = (void *)CONFIG_SYS_FSL_CORENET_RMAN_ADDR;
159 for (i = 0; i < size; i++) {
160 /* write the RMan block number */
161 out_be32(&rman->mmitar, i);
162 /* write the liodn offset corresponding to the block */
163 out_be32((u32 *)(tbl[i].reg_offset), tbl[i].id[0]);
164 }
165 }
167 static void setup_rman_liodn_base(struct liodn_id_table *tbl, int size)
168 {
169 int i;
170 struct ccsr_rman *rman = (void *)CONFIG_SYS_FSL_CORENET_RMAN_ADDR;
171 u32 base = liodn_bases[FSL_HW_PORTAL_RMAN].id[0];
173 out_be32(&rman->mmliodnbr, base);
175 /* update liodn offset */
176 for (i = 0; i < size; i++)
177 tbl[i].id[0] += base;
178 }
179 #endif
181 void set_liodns(void)
182 {
183 /* setup general liodn offsets */
184 set_liodn(liodn_tbl, liodn_tbl_sz);
186 #ifdef CONFIG_SYS_SRIO
187 /* setup SRIO port liodns */
188 set_srio_liodn(srio_liodn_tbl, srio_liodn_tbl_sz);
189 #endif
191 /* setup SEC block liodn bases & offsets if we have one */
192 if (IS_E_PROCESSOR(get_svr())) {
193 set_liodn(sec_liodn_tbl, sec_liodn_tbl_sz);
194 setup_sec_liodn_base();
195 }
197 /* setup FMAN block(s) liodn bases & offsets if we have one */
198 #ifdef CONFIG_SYS_DPAA_FMAN
199 set_liodn(fman1_liodn_tbl, fman1_liodn_tbl_sz);
200 setup_fman_liodn_base(FSL_HW_PORTAL_FMAN1, fman1_liodn_tbl,
201 fman1_liodn_tbl_sz);
203 #if (CONFIG_SYS_NUM_FMAN == 2)
204 set_liodn(fman2_liodn_tbl, fman2_liodn_tbl_sz);
205 setup_fman_liodn_base(FSL_HW_PORTAL_FMAN2, fman2_liodn_tbl,
206 fman2_liodn_tbl_sz);
207 #endif
208 #endif
209 /* setup PME liodn base */
210 setup_pme_liodn_base();
212 #ifdef CONFIG_SYS_FSL_RAID_ENGINE
213 /* raid engine ccr addr code for liodn */
214 set_liodn(raide_liodn_tbl, raide_liodn_tbl_sz);
215 setup_raide_liodn_base();
216 #endif
218 #ifdef CONFIG_SYS_DPAA_RMAN
219 /* setup RMan liodn offsets */
220 set_rman_liodn(rman_liodn_tbl, rman_liodn_tbl_sz);
221 /* setup RMan liodn base */
222 setup_rman_liodn_base(rman_liodn_tbl, rman_liodn_tbl_sz);
223 #endif
224 }
226 #ifdef CONFIG_SYS_SRIO
227 static void fdt_fixup_srio_liodn(void *blob, struct srio_liodn_id_table *tbl)
228 {
229 int i, srio_off;
231 /* search for srio node, if doesn't exist just return - nothing todo */
232 srio_off = fdt_node_offset_by_compatible(blob, -1, "fsl,srio");
233 if (srio_off < 0)
234 return ;
236 for (i = 0; i < srio_liodn_tbl_sz; i++) {
237 int off, portid = tbl[i].portid;
239 off = fdt_node_offset_by_prop_value(blob, srio_off,
240 "cell-index", &portid, 4);
241 if (off >= 0) {
242 off = fdt_setprop(blob, off, "fsl,liodn",
243 &tbl[i].id[0],
244 sizeof(u32) * tbl[i].num_ids);
245 if (off > 0)
246 printf("WARNING unable to set fsl,liodn for "
247 "fsl,srio port %d: %s\n",
248 portid, fdt_strerror(off));
249 } else {
250 debug("WARNING: couldn't set fsl,liodn for srio: %s.\n",
251 fdt_strerror(off));
252 }
253 }
254 }
255 #endif
257 #define CONFIG_SYS_MAX_PCI_EPS 8
258 #define CONFIG_SYS_PCI_EP_LIODN_START 256
260 static void fdt_fixup_pci_liodn_offsets(void *fdt, const char *compat)
261 {
262 int off, pci_idx = 0, pci_cnt = 0, i, rc;
263 const uint32_t *base_liodn;
264 uint32_t liodn_offs[CONFIG_SYS_MAX_PCI_EPS + 1] = { 0 };
266 /*
267 * Count the number of pci nodes.
268 * It's needed later when the interleaved liodn offsets are generated.
269 */
270 off = fdt_node_offset_by_compatible(fdt, -1, compat);
271 while (off != -FDT_ERR_NOTFOUND) {
272 pci_cnt++;
273 off = fdt_node_offset_by_compatible(fdt, off, compat);
274 }
276 for (off = fdt_node_offset_by_compatible(fdt, -1, compat);
277 off != -FDT_ERR_NOTFOUND;
278 off = fdt_node_offset_by_compatible(fdt, off, compat)) {
279 base_liodn = fdt_getprop(fdt, off, "fsl,liodn", &rc);
280 if (!base_liodn) {
281 char path[64];
283 if (fdt_get_path(fdt, off, path, sizeof(path)) < 0)
284 strcpy(path, "(unknown)");
285 printf("WARNING Could not get liodn of node %s: %s\n",
286 path, fdt_strerror(rc));
287 continue;
288 }
289 for (i = 0; i < CONFIG_SYS_MAX_PCI_EPS; i++)
290 liodn_offs[i + 1] = CONFIG_SYS_PCI_EP_LIODN_START +
291 i * pci_cnt + pci_idx - *base_liodn;
292 rc = fdt_setprop(fdt, off, "fsl,liodn-offset-list",
293 liodn_offs, sizeof(liodn_offs));
294 if (rc) {
295 char path[64];
297 if (fdt_get_path(fdt, off, path, sizeof(path)) < 0)
298 strcpy(path, "(unknown)");
299 printf("WARNING Unable to set fsl,liodn-offset-list for "
300 "node %s: %s\n", path, fdt_strerror(rc));
301 continue;
302 }
303 pci_idx++;
304 }
305 }
307 static void fdt_fixup_liodn_tbl(void *blob, struct liodn_id_table *tbl, int sz)
308 {
309 int i;
311 for (i = 0; i < sz; i++) {
312 int off;
314 if (tbl[i].compat == NULL)
315 continue;
317 off = fdt_node_offset_by_compat_reg(blob,
318 tbl[i].compat, tbl[i].compat_offset);
319 if (off >= 0) {
320 off = fdt_setprop(blob, off, "fsl,liodn",
321 &tbl[i].id[0],
322 sizeof(u32) * tbl[i].num_ids);
323 if (off > 0)
324 printf("WARNING unable to set fsl,liodn for "
325 "%s: %s\n",
326 tbl[i].compat, fdt_strerror(off));
327 } else {
328 debug("WARNING: could not set fsl,liodn for %s: %s.\n",
329 tbl[i].compat, fdt_strerror(off));
330 }
331 }
332 }
334 void fdt_fixup_liodn(void *blob)
335 {
336 #ifdef CONFIG_SYS_SRIO
337 fdt_fixup_srio_liodn(blob, srio_liodn_tbl);
338 #endif
340 fdt_fixup_liodn_tbl(blob, liodn_tbl, liodn_tbl_sz);
341 #ifdef CONFIG_SYS_DPAA_FMAN
342 fdt_fixup_liodn_tbl(blob, fman1_liodn_tbl, fman1_liodn_tbl_sz);
343 #if (CONFIG_SYS_NUM_FMAN == 2)
344 fdt_fixup_liodn_tbl(blob, fman2_liodn_tbl, fman2_liodn_tbl_sz);
345 #endif
346 #endif
347 fdt_fixup_liodn_tbl(blob, sec_liodn_tbl, sec_liodn_tbl_sz);
349 #ifdef CONFIG_SYS_FSL_RAID_ENGINE
350 fdt_fixup_liodn_tbl(blob, raide_liodn_tbl, raide_liodn_tbl_sz);
351 #endif
353 #ifdef CONFIG_SYS_DPAA_RMAN
354 fdt_fixup_liodn_tbl(blob, rman_liodn_tbl, rman_liodn_tbl_sz);
355 #endif
357 fdt_fixup_pci_liodn_offsets(blob, "fsl,qoriq-pcie-v2.4");
358 }