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-rw-r--r--drivers/net/fec_mpc52xx.c6
-rw-r--r--drivers/serial/mpc52xx_uart.c38
2 files changed, 13 insertions, 31 deletions
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index cd8e98b45ec5..049b0a7e01f3 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -1123,9 +1123,9 @@ static int mpc52xx_fec_of_resume(struct of_device *op)
1123#endif 1123#endif
1124 1124
1125static struct of_device_id mpc52xx_fec_match[] = { 1125static struct of_device_id mpc52xx_fec_match[] = {
1126 { .type = "network", .compatible = "fsl,mpc5200b-fec", }, 1126 { .compatible = "fsl,mpc5200b-fec", },
1127 { .type = "network", .compatible = "fsl,mpc5200-fec", }, 1127 { .compatible = "fsl,mpc5200-fec", },
1128 { .type = "network", .compatible = "mpc5200-fec", }, 1128 { .compatible = "mpc5200-fec", },
1129 { } 1129 { }
1130}; 1130};
1131 1131
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index 0c3a2ab1612c..d73d7da3f304 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -50,8 +50,8 @@
50/* OF Platform device Usage : 50/* OF Platform device Usage :
51 * 51 *
52 * This driver is only used for PSCs configured in uart mode. The device 52 * This driver is only used for PSCs configured in uart mode. The device
53 * tree will have a node for each PSC in uart mode w/ device_type = "serial" 53 * tree will have a node for each PSC with "mpc52xx-psc-uart" in the compatible
54 * and "mpc52xx-psc-uart" in the compatible string 54 * list.
55 * 55 *
56 * By default, PSC devices are enumerated in the order they are found. However 56 * By default, PSC devices are enumerated in the order they are found. However
57 * a particular PSC number can be forces by adding 'device_no = <port#>' 57 * a particular PSC number can be forces by adding 'device_no = <port#>'
@@ -1212,30 +1212,18 @@ mpc52xx_uart_of_resume(struct of_device *op)
1212#endif 1212#endif
1213 1213
1214static void 1214static void
1215mpc52xx_uart_of_assign(struct device_node *np, int idx) 1215mpc52xx_uart_of_assign(struct device_node *np)
1216{ 1216{
1217 int free_idx = -1;
1218 int i; 1217 int i;
1219 1218
1220 /* Find the first free node */ 1219 /* Find the first free PSC number */
1221 for (i = 0; i < MPC52xx_PSC_MAXNUM; i++) { 1220 for (i = 0; i < MPC52xx_PSC_MAXNUM; i++) {
1222 if (mpc52xx_uart_nodes[i] == NULL) { 1221 if (mpc52xx_uart_nodes[i] == NULL) {
1223 free_idx = i; 1222 of_node_get(np);
1224 break; 1223 mpc52xx_uart_nodes[i] = np;
1224 return;
1225 } 1225 }
1226 } 1226 }
1227
1228 if ((idx < 0) || (idx >= MPC52xx_PSC_MAXNUM))
1229 idx = free_idx;
1230
1231 if (idx < 0)
1232 return; /* No free slot; abort */
1233
1234 of_node_get(np);
1235 /* If the slot is already occupied, then swap slots */
1236 if (mpc52xx_uart_nodes[idx] && (free_idx != -1))
1237 mpc52xx_uart_nodes[free_idx] = mpc52xx_uart_nodes[idx];
1238 mpc52xx_uart_nodes[idx] = np;
1239} 1227}
1240 1228
1241static void 1229static void
@@ -1243,23 +1231,17 @@ mpc52xx_uart_of_enumerate(void)
1243{ 1231{
1244 static int enum_done; 1232 static int enum_done;
1245 struct device_node *np; 1233 struct device_node *np;
1246 const unsigned int *devno;
1247 const struct of_device_id *match; 1234 const struct of_device_id *match;
1248 int i; 1235 int i;
1249 1236
1250 if (enum_done) 1237 if (enum_done)
1251 return; 1238 return;
1252 1239
1253 for_each_node_by_type(np, "serial") { 1240 /* Assign index to each PSC in device tree */
1241 for_each_matching_node(np, mpc52xx_uart_of_match) {
1254 match = of_match_node(mpc52xx_uart_of_match, np); 1242 match = of_match_node(mpc52xx_uart_of_match, np);
1255 if (!match)
1256 continue;
1257
1258 psc_ops = match->data; 1243 psc_ops = match->data;
1259 1244 mpc52xx_uart_of_assign(np);
1260 /* Is a particular device number requested? */
1261 devno = of_get_property(np, "port-number", NULL);
1262 mpc52xx_uart_of_assign(np, devno ? *devno : -1);
1263 } 1245 }
1264 1246
1265 enum_done = 1; 1247 enum_done = 1;