]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - cpu/mpc83xx/cpu.c
Update libfdt from device tree compiler (dtc)
[karo-tx-uboot.git] / cpu / mpc83xx / cpu.c
index bfac227d68e3322f1da08a116aba612ecae6bb11..b2c35d3007c6dfe360f950c48893a69afe6a9204 100644 (file)
 #include <asm/processor.h>
 #if defined(CONFIG_OF_FLAT_TREE)
 #include <ft_build.h>
-#endif
-#if defined(CONFIG_OF_LIBFDT)
+#elif defined(CONFIG_OF_LIBFDT)
 #include <libfdt.h>
-#include <libfdt_env.h>
 #endif
 
 DECLARE_GLOBAL_DATA_PTR;
 
-
 int checkcpu(void)
 {
        volatile immap_t *immr;
@@ -332,178 +329,237 @@ void watchdog_reset (void)
 /*
  * "Setter" functions used to add/modify FDT entries.
  */
-static int fdt_set_eth0(void *fdt, int nodeoffset, const char *name, bd_t *bd)
+static int fdt_set_eth0(void *blob, int nodeoffset, const char *name, bd_t *bd)
 {
-       /*
-        * Fix it up if it exists, don't create it if it doesn't exist.
-        */
-       if (fdt_get_property(fdt, nodeoffset, name, 0)) {
-               return fdt_setprop(fdt, nodeoffset, name, bd->bi_enetaddr, 6);
+       /* Fix it up if it exists, don't create it if it doesn't exist */
+       if (fdt_get_property(blob, nodeoffset, name, 0)) {
+               return fdt_setprop(blob, nodeoffset, name, bd->bi_enetaddr, 6);
        }
-       return -FDT_ERR_NOTFOUND;
+       return 0;
 }
 #ifdef CONFIG_HAS_ETH1
 /* second onboard ethernet port */
-static int fdt_set_eth1(void *fdt, int nodeoffset, const char *name, bd_t *bd)
+static int fdt_set_eth1(void *blob, int nodeoffset, const char *name, bd_t *bd)
 {
-       /*
-        * Fix it up if it exists, don't create it if it doesn't exist.
-        */
-       if (fdt_get_property(fdt, nodeoffset, name, 0)) {
-               return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet1addr, 6);
+       /* Fix it up if it exists, don't create it if it doesn't exist */
+       if (fdt_get_property(blob, nodeoffset, name, 0)) {
+               return fdt_setprop(blob, nodeoffset, name, bd->bi_enet1addr, 6);
        }
-       return -FDT_ERR_NOTFOUND;
+       return 0;
 }
 #endif
 #ifdef CONFIG_HAS_ETH2
 /* third onboard ethernet port */
-static int fdt_set_eth2(void *fdt, int nodeoffset, const char *name, bd_t *bd)
+static int fdt_set_eth2(void *blob, int nodeoffset, const char *name, bd_t *bd)
 {
-       /*
-        * Fix it up if it exists, don't create it if it doesn't exist.
-        */
-       if (fdt_get_property(fdt, nodeoffset, name, 0)) {
-               return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet2addr, 6);
+       /* Fix it up if it exists, don't create it if it doesn't exist */
+       if (fdt_get_property(blob, nodeoffset, name, 0)) {
+               return fdt_setprop(blob, nodeoffset, name, bd->bi_enet2addr, 6);
        }
-       return -FDT_ERR_NOTFOUND;
+       return 0;
 }
 #endif
 #ifdef CONFIG_HAS_ETH3
 /* fourth onboard ethernet port */
-static int fdt_set_eth3(void *fdt, int nodeoffset, const char *name, bd_t *bd)
+static int fdt_set_eth3(void *blob, int nodeoffset, const char *name, bd_t *bd)
 {
-       /*
-        * Fix it up if it exists, don't create it if it doesn't exist.
-        */
-       if (fdt_get_property(fdt, nodeoffset, name, 0)) {
-               return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet3addr, 6);
+       /* Fix it up if it exists, don't create it if it doesn't exist */
+       if (fdt_get_property(blob, nodeoffset, name, 0)) {
+               return fdt_setprop(blob, nodeoffset, name, bd->bi_enet3addr, 6);
        }
-       return -FDT_ERR_NOTFOUND;
+       return 0;
 }
 #endif
 
-static int fdt_set_busfreq(void *fdt, int nodeoffset, const char *name, bd_t *bd)
+static int fdt_set_busfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
 {
        u32  tmp;
-       /*
-        * Create or update the property.
-        */
+       /* Create or update the property */
        tmp = cpu_to_be32(bd->bi_busfreq);
-       return fdt_setprop(fdt, nodeoffset, name, &tmp, sizeof(tmp));
+       return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
+}
+
+static int fdt_set_tbfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
+{
+       u32  tmp;
+       /* Create or update the property */
+       tmp = cpu_to_be32(OF_TBCLK);
+       return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
 }
 
+
+static int fdt_set_clockfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
+{
+       u32  tmp;
+       /* Create or update the property */
+       tmp = cpu_to_be32(gd->core_clk);
+       return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
+}
+
+#ifdef CONFIG_QE
+static int fdt_set_qe_busfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
+{
+       u32  tmp;
+       /* Create or update the property */
+       tmp = cpu_to_be32(gd->qe_clk);
+       return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
+}
+
+static int fdt_set_qe_brgfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
+{
+       u32  tmp;
+       /* Create or update the property */
+       tmp = cpu_to_be32(gd->brg_clk);
+       return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
+}
+#endif
+
 /*
- * Fixups to the fdt.  If "create" is TRUE, the node is created
- * unconditionally.  If "create" is FALSE, the node is updated
- * only if it already exists.
+ * Fixups to the fdt.
  */
 static const struct {
        char *node;
        char *prop;
-       int (*set_fn)(void *fdt, int nodeoffset, const char *name, bd_t *bd);
+       int (*set_fn)(void *blob, int nodeoffset, const char *name, bd_t *bd);
 } fixup_props[] = {
        {       "/cpus/" OF_CPU,
-                "bus-frequency",
+               "timebase-frequency",
+               fdt_set_tbfreq
+       },
+       {       "/cpus/" OF_CPU,
+               "bus-frequency",
                fdt_set_busfreq
        },
-       {       "/cpus/" OF_SOC,
+       {       "/cpus/" OF_CPU,
+               "clock-frequency",
+               fdt_set_clockfreq
+       },
+       {       "/" OF_SOC,
                "bus-frequency",
                fdt_set_busfreq
        },
-       {       "/" OF_SOC "/serial@4500/",
+       {       "/" OF_SOC "/serial@4500",
                "clock-frequency",
                fdt_set_busfreq
        },
-       {       "/" OF_SOC "/serial@4600/",
+       {       "/" OF_SOC "/serial@4600",
                "clock-frequency",
                fdt_set_busfreq
        },
 #ifdef CONFIG_TSEC1
-       {       "/" OF_SOC "/ethernet@24000,
+       {       "/" OF_SOC "/ethernet@24000",
                "mac-address",
                fdt_set_eth0
        },
-       {       "/" OF_SOC "/ethernet@24000,
+       {       "/" OF_SOC "/ethernet@24000",
                "local-mac-address",
                fdt_set_eth0
        },
 #endif
 #ifdef CONFIG_TSEC2
-       {       "/" OF_SOC "/ethernet@25000,
+       {       "/" OF_SOC "/ethernet@25000",
                "mac-address",
                fdt_set_eth1
        },
-       {       "/" OF_SOC "/ethernet@25000,
+       {       "/" OF_SOC "/ethernet@25000",
                "local-mac-address",
                fdt_set_eth1
        },
 #endif
+#ifdef CONFIG_QE
+       {       "/" OF_QE,
+               "brg-frequency",
+               fdt_set_qe_brgfreq
+       },
+       {       "/" OF_QE,
+               "bus-frequency",
+               fdt_set_qe_busfreq
+       },
 #ifdef CONFIG_UEC_ETH1
 #if CFG_UEC1_UCC_NUM == 0  /* UCC1 */
-       {       "/" OF_QE "/ucc@2000/mac-address",
+       {       "/" OF_QE "/ucc@2000",
                "mac-address",
                fdt_set_eth0
        },
-       {       "/" OF_QE "/ucc@2000/mac-address",
+       {       "/" OF_QE "/ucc@2000",
                "local-mac-address",
                fdt_set_eth0
        },
 #elif CFG_UEC1_UCC_NUM == 2  /* UCC3 */
-       {       "/" OF_QE "/ucc@2200/mac-address",
+       {       "/" OF_QE "/ucc@2200",
                "mac-address",
                fdt_set_eth0
        },
-       {       "/" OF_QE "/ucc@2200/mac-address",
+       {       "/" OF_QE "/ucc@2200",
                "local-mac-address",
                fdt_set_eth0
        },
 #endif
-#endif
+#endif /* CONFIG_UEC_ETH1 */
 #ifdef CONFIG_UEC_ETH2
 #if CFG_UEC2_UCC_NUM == 1  /* UCC2 */
-       {       "/" OF_QE "/ucc@3000/mac-address",
+       {       "/" OF_QE "/ucc@3000",
                "mac-address",
                fdt_set_eth1
        },
-       {       "/" OF_QE "/ucc@3000/mac-address",
+       {       "/" OF_QE "/ucc@3000",
                "local-mac-address",
                fdt_set_eth1
        },
-#elif CFG_UEC1_UCC_NUM == 3  /* UCC4 */
-       {       "/" OF_QE "/ucc@3200/mac-address",
+#elif CFG_UEC2_UCC_NUM == 3  /* UCC4 */
+       {       "/" OF_QE "/ucc@3200",
                "mac-address",
                fdt_set_eth1
        },
-       {       "/" OF_QE "/ucc@3200/mac-address",
+       {       "/" OF_QE "/ucc@3200",
                "local-mac-address",
                fdt_set_eth1
        },
 #endif
-#endif
+#endif /* CONFIG_UEC_ETH2 */
+#endif /* CONFIG_QE */
 };
 
 void
 ft_cpu_setup(void *blob, bd_t *bd)
 {
-       int  nodeoffset;
-       int  err;
-       int  j;
+       int nodeoffset;
+       int err;
+       int j;
+       int tmp[2];
 
        for (j = 0; j < (sizeof(fixup_props) / sizeof(fixup_props[0])); j++) {
-               nodeoffset = fdt_path_offset(fdt, fixup_props[j].node);
+               nodeoffset = fdt_path_offset(blob, fixup_props[j].node);
                if (nodeoffset >= 0) {
-                       err = (*fixup_props[j].set_fn)(blob, nodeoffset, fixup_props[j].prop, bd);
+                       err = fixup_props[j].set_fn(blob, nodeoffset,
+                                                   fixup_props[j].prop, bd);
                        if (err < 0)
-                               printf("set_fn/libfdt: %s %s returned %s\n",
-                                       fixup_props[j].node,
-                                       fixup_props[j].prop,
-                                       fdt_strerror(err));
+                               debug("Problem setting %s = %s: %s\n",
+                                     fixup_props[j].node, fixup_props[j].prop,
+                                     fdt_strerror(err));
+               } else {
+                       debug("Couldn't find %s: %s\n",
+                             fixup_props[j].node, fdt_strerror(nodeoffset));
                }
        }
-}
-#endif
 
-#if defined(CONFIG_OF_FLAT_TREE)
+       /* update, or add and update /memory node */
+       nodeoffset = fdt_path_offset(blob, "/memory");
+       if (nodeoffset < 0) {
+               nodeoffset = fdt_add_subnode(blob, 0, "memory");
+               if (nodeoffset < 0)
+                       debug("failed to add /memory node: %s\n",
+                             fdt_strerror(nodeoffset));
+       }
+       if (nodeoffset >= 0) {
+               fdt_setprop(blob, nodeoffset, "device_type",
+                           "memory", sizeof("memory"));
+               tmp[0] = cpu_to_be32(bd->bi_memstart);
+               tmp[1] = cpu_to_be32(bd->bi_memsize);
+               fdt_setprop(blob, nodeoffset, "reg", tmp, sizeof(tmp));
+       }
+}
+#elif defined(CONFIG_OF_FLAT_TREE)
 void
 ft_cpu_setup(void *blob, bd_t *bd)
 {