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  */
22 
23 #include <common.h>
24 #include <libfdt.h>
25 #include <fdt_support.h>
26 
27 #include <asm/processor.h>
28 #include <asm/io.h>
29 
30 #include <asm/fsl_portals.h>
31 #include <asm/fsl_liodn.h>
32 
33 void setup_portals(void)
34 {
35 	ccsr_qman_t *qman = (void *)CONFIG_SYS_FSL_QMAN_ADDR;
36 #ifdef CONFIG_FSL_CORENET
37 	int i;
38 
39 	for (i = 0; i < CONFIG_SYS_QMAN_NUM_PORTALS; i++) {
40 		u8 sdest = qp_info[i].sdest;
41 		u16 fliodn = qp_info[i].fliodn;
42 		u16 dliodn = qp_info[i].dliodn;
43 		u16 liodn_off = qp_info[i].liodn_offset;
44 
45 		out_be32(&qman->qcsp[i].qcsp_lio_cfg, (liodn_off << 16) |
46 					dliodn);
47 		/* set frame liodn */
48 		out_be32(&qman->qcsp[i].qcsp_io_cfg, (sdest << 16) | fliodn);
49 	}
50 #endif
51 
52 	/* Set the Qman initiator BAR to match the LAW (for DQRR stashing) */
53 #ifdef CONFIG_PHYS_64BIT
54 	out_be32(&qman->qcsp_bare, (u32)(CONFIG_SYS_QMAN_MEM_PHYS >> 32));
55 #endif
56 	out_be32(&qman->qcsp_bar, (u32)CONFIG_SYS_QMAN_MEM_PHYS);
57 }
58 
59 /* Update portal containter to match LAW setup of portal in phy map */
60 void fdt_portal(void *blob, const char *compat, const char *container,
61 			u64 addr, u32 size)
62 {
63 	int off;
64 
65 	off = fdt_node_offset_by_compatible(blob, -1, compat);
66 	if (off < 0)
67 		return ;
68 
69 	off = fdt_parent_offset(blob, off);
70 	/* if non-zero assume we have a container */
71 	if (off > 0) {
72 		char buf[60];
73 		const char *p, *name;
74 		u32 *range;
75 		int len;
76 
77 		/* fixup ranges */
78 		range = fdt_getprop_w(blob, off, "ranges", &len);
79 		if (range == NULL) {
80 			printf("ERROR: container for %s has no ranges", compat);
81 			return ;
82 		}
83 
84 		range[0] = 0;
85 		if (len == 16) {
86 			range[1] = addr >> 32;
87 			range[2] = addr & 0xffffffff;
88 			range[3] = size;
89 		} else {
90 			range[1] = addr & 0xffffffff;
91 			range[2] = size;
92 		}
93 		fdt_setprop_inplace(blob, off, "ranges", range, len);
94 
95 		/* fixup the name */
96 		name = fdt_get_name(blob, off, &len);
97 		p = memchr(name, '@', len);
98 
99 		if (p)
100 			len = p - name;
101 
102 		/* if we are given a container name check it
103 		 * against what we found, if it doesnt match exit out */
104 		if (container && (memcmp(container, name, len))) {
105 			printf("WARNING: container names didn't match %s %s\n",
106 				container, name);
107 			return ;
108 		}
109 
110 		memcpy(&buf, name, len);
111 		len += sprintf(&buf[len], "@%llx", addr);
112 		fdt_set_name(blob, off, buf);
113 		return ;
114 	}
115 
116 	printf("ERROR: %s isn't in a container.  Not supported\n", compat);
117 }
118 
119 static int fdt_qportal(void *blob, int off, int id, char *name,
120 		       enum fsl_dpaa_dev dev, int create)
121 {
122 	int childoff, dev_off, ret = 0;
123 	uint32_t dev_handle;
124 #ifdef CONFIG_FSL_CORENET
125 	int num;
126 	u32 liodns[2];
127 #endif
128 
129 	childoff = fdt_subnode_offset(blob, off, name);
130 	if (create) {
131 		if (childoff <= 0)
132 			childoff = fdt_add_subnode(blob, off, name);
133 
134 		if (childoff > 0) {
135 			char handle[64], *p;
136 
137 			strncpy(handle, name, sizeof(handle));
138 			p = strchr(handle, '@');
139 			if (!strncmp(name, "fman", 4)) {
140 				*p = *(p + 1);
141 				p++;
142 			}
143 			*p = '\0';
144 
145 			dev_off = fdt_path_offset(blob, handle);
146 			if (dev_off < 0)
147 				return dev_off;
148 
149 			dev_handle = fdt_get_phandle(blob, dev_off);
150 			if (dev_handle <= 0) {
151 				dev_handle = fdt_alloc_phandle(blob);
152 				ret = fdt_set_phandle(blob, dev_off,
153 							 dev_handle);
154 				if (ret < 0)
155 					return ret;
156 			}
157 
158 			ret = fdt_setprop(blob, childoff, "dev-handle",
159 					  &dev_handle, sizeof(dev_handle));
160 			if (ret < 0)
161 				return ret;
162 
163 #ifdef CONFIG_FSL_CORENET
164 			num = get_dpaa_liodn(dev, &liodns[0], id);
165 			ret = fdt_setprop(blob, childoff, "fsl,liodn",
166 					  &liodns[0], sizeof(u32) * num);
167 			if (!strncmp(name, "pme", 3)) {
168 				u32 pme_rev1, pme_rev2;
169 				ccsr_pme_t *pme_regs =
170 					(void *)CONFIG_SYS_FSL_CORENET_PME_ADDR;
171 
172 				pme_rev1 = in_be32(&pme_regs->pm_ip_rev_1);
173 				pme_rev2 = in_be32(&pme_regs->pm_ip_rev_2);
174 				ret = fdt_setprop(blob, childoff,
175 					"fsl,pme-rev1", &pme_rev1, sizeof(u32));
176 				if (ret < 0)
177 					return ret;
178 				ret = fdt_setprop(blob, childoff,
179 					"fsl,pme-rev2", &pme_rev2, sizeof(u32));
180 			}
181 #endif
182 		} else {
183 			return childoff;
184 		}
185 	} else {
186 		if (childoff > 0)
187 			ret = fdt_del_node(blob, childoff);
188 	}
189 
190 	return ret;
191 }
192 
193 void fdt_fixup_qportals(void *blob)
194 {
195 	int off, err;
196 	unsigned int maj, min;
197 	unsigned int ip_cfg;
198 	ccsr_qman_t *qman = (void *)CONFIG_SYS_FSL_QMAN_ADDR;
199 	u32 rev_1 = in_be32(&qman->ip_rev_1);
200 	u32 rev_2 = in_be32(&qman->ip_rev_2);
201 	char compat[64];
202 	int compat_len;
203 
204 	maj = (rev_1 >> 8) & 0xff;
205 	min = rev_1 & 0xff;
206 	ip_cfg = rev_2 & 0xff;
207 
208 	compat_len = sprintf(compat, "fsl,qman-portal-%u.%u.%u",
209 					maj, min, ip_cfg) + 1;
210 	compat_len += sprintf(compat + compat_len, "fsl,qman-portal") + 1;
211 
212 	off = fdt_node_offset_by_compatible(blob, -1, "fsl,qman-portal");
213 	while (off != -FDT_ERR_NOTFOUND) {
214 #ifdef CONFIG_FSL_CORENET
215 		u32 liodns[2];
216 #endif
217 		const int *ci = fdt_getprop(blob, off, "cell-index", NULL);
218 		int i = *ci;
219 #ifdef CONFIG_SYS_DPAA_FMAN
220 		int j;
221 #endif
222 
223 		err = fdt_setprop(blob, off, "compatible", compat, compat_len);
224 		if (err < 0)
225 			goto err;
226 
227 #ifdef CONFIG_FSL_CORENET
228 		liodns[0] = qp_info[i].dliodn;
229 		liodns[1] = qp_info[i].fliodn;
230 
231 		err = fdt_setprop(blob, off, "fsl,liodn",
232 				  &liodns, sizeof(u32) * 2);
233 		if (err < 0)
234 			goto err;
235 #endif
236 
237 		i++;
238 
239 		err = fdt_qportal(blob, off, i, "crypto@0", FSL_HW_PORTAL_SEC,
240 				  IS_E_PROCESSOR(get_svr()));
241 		if (err < 0)
242 			goto err;
243 
244 #ifdef CONFIG_FSL_CORENET
245 #ifdef CONFIG_SYS_DPAA_PME
246 		err = fdt_qportal(blob, off, i, "pme@0", FSL_HW_PORTAL_PME, 1);
247 		if (err < 0)
248 			goto err;
249 #else
250 		fdt_qportal(blob, off, i, "pme@0", FSL_HW_PORTAL_PME, 0);
251 #endif
252 #endif
253 
254 #ifdef CONFIG_SYS_DPAA_FMAN
255 		for (j = 0; j < CONFIG_SYS_NUM_FMAN; j++) {
256 			char name[] = "fman@0";
257 
258 			name[sizeof(name) - 2] = '0' + j;
259 			err = fdt_qportal(blob, off, i, name,
260 					  FSL_HW_PORTAL_FMAN1 + j, 1);
261 			if (err < 0)
262 				goto err;
263 		}
264 #endif
265 #ifdef CONFIG_SYS_DPAA_RMAN
266 		err = fdt_qportal(blob, off, i, "rman@0",
267 				  FSL_HW_PORTAL_RMAN, 1);
268 		if (err < 0)
269 			goto err;
270 #endif
271 
272 err:
273 		if (err < 0) {
274 			printf("ERROR: unable to create props for %s: %s\n",
275 				fdt_get_name(blob, off, NULL), fdt_strerror(err));
276 			return;
277 		}
278 
279 		off = fdt_node_offset_by_compatible(blob, off, "fsl,qman-portal");
280 	}
281 }
282 
283 void fdt_fixup_bportals(void *blob)
284 {
285 	int off, err;
286 	unsigned int maj, min;
287 	unsigned int ip_cfg;
288 	ccsr_bman_t *bman = (void *)CONFIG_SYS_FSL_BMAN_ADDR;
289 	u32 rev_1 = in_be32(&bman->ip_rev_1);
290 	u32 rev_2 = in_be32(&bman->ip_rev_2);
291 	char compat[64];
292 	int compat_len;
293 
294 	maj = (rev_1 >> 8) & 0xff;
295 	min = rev_1 & 0xff;
296 
297 	ip_cfg = rev_2 & 0xff;
298 
299 	compat_len = sprintf(compat, "fsl,bman-portal-%u.%u.%u",
300 				 maj, min, ip_cfg) + 1;
301 	compat_len += sprintf(compat + compat_len, "fsl,bman-portal") + 1;
302 
303 	off = fdt_node_offset_by_compatible(blob, -1, "fsl,bman-portal");
304 	while (off != -FDT_ERR_NOTFOUND) {
305 		err = fdt_setprop(blob, off, "compatible", compat, compat_len);
306 		if (err < 0) {
307 			printf("ERROR: unable to create props for %s: %s\n",
308 				fdt_get_name(blob, off, NULL),
309 						 fdt_strerror(err));
310 			return;
311 		}
312 
313 		off = fdt_node_offset_by_compatible(blob, off, "fsl,bman-portal");
314 	}
315 
316 }
317