1 /* 2 * Copyright 2008-2010 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 <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 static ccsr_qman_t *qman = (void *)CONFIG_SYS_FSL_CORENET_QMAN_ADDR; 34 35 void setup_portals(void) 36 { 37 int i; 38 39 /* Set the Qman initiator BAR to match the LAW (for DQRR stashing) */ 40 #ifdef CONFIG_PHYS_64BIT 41 out_be32(&qman->qcsp_bare, (u32)(CONFIG_SYS_QMAN_MEM_PHYS >> 32)); 42 #endif 43 out_be32(&qman->qcsp_bar, (u32)CONFIG_SYS_QMAN_MEM_PHYS); 44 45 for (i = 0; i < CONFIG_SYS_QMAN_NUM_PORTALS; i++) { 46 u8 sdest = qp_info[i].sdest; 47 u16 fliodn = qp_info[i].fliodn; 48 u16 dliodn = qp_info[i].dliodn; 49 u16 liodn_off = qp_info[i].liodn_offset; 50 51 out_be32(&qman->qcsp[i].qcsp_lio_cfg, (liodn_off << 16) | 52 dliodn); 53 /* set frame liodn */ 54 out_be32(&qman->qcsp[i].qcsp_io_cfg, (sdest << 16) | fliodn); 55 } 56 } 57 58 /* Update portal containter to match LAW setup of portal in phy map */ 59 void fdt_portal(void *blob, const char *compat, const char *container, 60 u64 addr, u32 size) 61 { 62 int off; 63 64 off = fdt_node_offset_by_compatible(blob, -1, compat); 65 if (off < 0) 66 return ; 67 68 off = fdt_parent_offset(blob, off); 69 /* if non-zero assume we have a container */ 70 if (off > 0) { 71 char buf[60]; 72 const char *p, *name; 73 u32 *range; 74 int len; 75 76 /* fixup ranges */ 77 range = fdt_getprop_w(blob, off, "ranges", &len); 78 if (range == NULL) { 79 printf("ERROR: container for %s has no ranges", compat); 80 return ; 81 } 82 83 range[0] = 0; 84 if (len == 16) { 85 range[1] = addr >> 32; 86 range[2] = addr & 0xffffffff; 87 range[3] = size; 88 } else { 89 range[1] = addr & 0xffffffff; 90 range[2] = size; 91 } 92 fdt_setprop_inplace(blob, off, "ranges", range, len); 93 94 /* fixup the name */ 95 name = fdt_get_name(blob, off, &len); 96 p = memchr(name, '@', len); 97 98 if (p) 99 len = p - name; 100 101 /* if we are given a container name check it 102 * against what we found, if it doesnt match exit out */ 103 if (container && (memcmp(container, name, len))) { 104 printf("WARNING: container names didn't match %s %s\n", 105 container, name); 106 return ; 107 } 108 109 memcpy(&buf, name, len); 110 len += sprintf(&buf[len], "@%llx", addr); 111 fdt_set_name(blob, off, buf); 112 return ; 113 } 114 115 printf("ERROR: %s isn't in a container. Not supported\n", compat); 116 } 117 118 static int fdt_qportal(void *blob, int off, int id, char *name, 119 enum fsl_dpaa_dev dev, int create) 120 { 121 int childoff, dev_off, num, ret = 0; 122 uint32_t dev_handle; 123 u32 liodns[2]; 124 125 childoff = fdt_subnode_offset(blob, off, name); 126 if (create) { 127 if (childoff <= 0) 128 childoff = fdt_add_subnode(blob, off, name); 129 130 if (childoff > 0) { 131 char handle[64], *p; 132 133 strncpy(handle, name, sizeof(handle)); 134 p = strchr(handle, '@'); 135 if (!strncmp(name, "fman", 4)) { 136 *p = *(p + 1); 137 p++; 138 } 139 *p = '\0'; 140 141 dev_off = fdt_path_offset(blob, handle); 142 if (dev_off < 0) 143 return dev_off; 144 145 dev_handle = fdt_get_phandle(blob, dev_off); 146 if (dev_handle <= 0) { 147 dev_handle = fdt_alloc_phandle(blob); 148 fdt_setprop_cell(blob, dev_off, 149 "linux,phandle", dev_handle); 150 } 151 152 ret = fdt_setprop(blob, childoff, "dev-handle", 153 &dev_handle, sizeof(dev_handle)); 154 if (ret < 0) 155 return ret; 156 157 num = get_dpaa_liodn(dev, &liodns[0], id); 158 ret = fdt_setprop(blob, childoff, "fsl,liodn", 159 &liodns[0], sizeof(u32) * num); 160 } else { 161 return childoff; 162 } 163 } else { 164 if (childoff > 0) 165 ret = fdt_del_node(blob, childoff); 166 } 167 168 return ret; 169 } 170 171 void fdt_fixup_qportals(void *blob) 172 { 173 int off, err; 174 unsigned int maj, min; 175 u32 rev_1 = in_be32(&qman->ip_rev_1); 176 char compat[64]; 177 int compat_len; 178 179 maj = (rev_1 >> 8) & 0xff; 180 min = rev_1 & 0xff; 181 182 compat_len = sprintf(compat, "fsl,qman-portal-%u.%u", maj, min) + 1; 183 compat_len += sprintf(compat + compat_len, "fsl,qman-portal") + 1; 184 185 off = fdt_node_offset_by_compatible(blob, -1, "fsl,qman-portal"); 186 while (off != -FDT_ERR_NOTFOUND) { 187 u32 liodns[2]; 188 const int *ci = fdt_getprop(blob, off, "cell-index", NULL); 189 int j, i = *ci; 190 191 err = fdt_setprop(blob, off, "compatible", compat, compat_len); 192 if (err < 0) 193 goto err; 194 195 liodns[0] = qp_info[i].dliodn; 196 liodns[1] = qp_info[i].fliodn; 197 198 err = fdt_setprop(blob, off, "fsl,liodn", 199 &liodns, sizeof(u32) * 2); 200 if (err < 0) 201 goto err; 202 203 i++; 204 205 err = fdt_qportal(blob, off, i, "crypto@0", FSL_HW_PORTAL_SEC, 206 IS_E_PROCESSOR(get_svr())); 207 if (err < 0) 208 goto err; 209 210 #ifdef CONFIG_SYS_DPAA_PME 211 err = fdt_qportal(blob, off, i, "pme@0", FSL_HW_PORTAL_PME, 1); 212 if (err < 0) 213 goto err; 214 #else 215 fdt_qportal(blob, off, i, "pme@0", FSL_HW_PORTAL_PME, 0); 216 #endif 217 #ifdef CONFIG_SYS_DPAA_FMAN 218 for (j = 0; j < CONFIG_SYS_NUM_FMAN; j++) { 219 char name[] = "fman@0"; 220 221 name[sizeof(name) - 2] = '0' + j; 222 err = fdt_qportal(blob, off, i, name, 223 FSL_HW_PORTAL_FMAN1 + j, 1); 224 if (err < 0) 225 goto err; 226 } 227 #endif 228 229 err: 230 if (err < 0) { 231 printf("ERROR: unable to create props for %s: %s\n", 232 fdt_get_name(blob, off, NULL), fdt_strerror(err)); 233 return; 234 } 235 236 off = fdt_node_offset_by_compatible(blob, off, "fsl,qman-portal"); 237 } 238 } 239