]> git.ipfire.org Git - people/ms/u-boot.git/blobdiff - common/fdt_support.c
Merge git://git.denx.de/u-boot-tegra
[people/ms/u-boot.git] / common / fdt_support.c
index 55d4d6f6d444ef6cc4bd208efa4da58a9e11d386..916a448c11d43a82e25155f001c919cd8b5e9541 100644 (file)
@@ -197,7 +197,7 @@ int fdt_root(void *fdt)
                return err;
        }
 
-       serial = getenv("serial#");
+       serial = env_get("serial#");
        if (serial) {
                err = fdt_setprop(fdt, 0, "serial-number", serial,
                                  strlen(serial) + 1);
@@ -289,7 +289,7 @@ int fdt_chosen(void *fdt)
        if (nodeoffset < 0)
                return nodeoffset;
 
-       str = getenv("bootargs");
+       str = env_get("bootargs");
        if (str) {
                err = fdt_setprop(fdt, nodeoffset, "bootargs", str,
                                  strlen(str) + 1);
@@ -482,7 +482,6 @@ void fdt_fixup_ethernet(void *fdt)
        /* Cycle through all aliases */
        for (prop = 0; ; prop++) {
                const char *name;
-               int len = strlen("ethernet");
 
                /* FDT might have been edited, recompute the offset */
                offset = fdt_first_property_offset(fdt,
@@ -495,8 +494,13 @@ void fdt_fixup_ethernet(void *fdt)
                        break;
 
                path = fdt_getprop_by_offset(fdt, offset, &name, NULL);
-               if (!strncmp(name, "ethernet", len)) {
-                       i = trailing_strtol(name);
+               if (!strncmp(name, "ethernet", 8)) {
+                       /* Treat plain "ethernet" same as "ethernet0". */
+                       if (!strcmp(name, "ethernet"))
+                               i = 0;
+                       else
+                               i = trailing_strtol(name);
+
                        if (i != -1) {
                                if (i == 0)
                                        strcpy(mac, "ethaddr");
@@ -505,7 +509,7 @@ void fdt_fixup_ethernet(void *fdt)
                        } else {
                                continue;
                        }
-                       tmp = getenv(mac);
+                       tmp = env_get(mac);
                        if (!tmp)
                                continue;
 
@@ -638,84 +642,6 @@ int fdt_pci_dma_ranges(void *blob, int phb_off, struct pci_controller *hose) {
 }
 #endif
 
-#ifdef CONFIG_FDT_FIXUP_NOR_FLASH_SIZE
-/*
- * Provide a weak default function to return the flash bank size.
- * There might be multiple non-identical flash chips connected to one
- * chip-select, so we need to pass an index as well.
- */
-u32 __flash_get_bank_size(int cs, int idx)
-{
-       extern flash_info_t flash_info[];
-
-       /*
-        * As default, a simple 1:1 mapping is provided. Boards with
-        * a different mapping need to supply a board specific mapping
-        * routine.
-        */
-       return flash_info[cs].size;
-}
-u32 flash_get_bank_size(int cs, int idx)
-       __attribute__((weak, alias("__flash_get_bank_size")));
-
-/*
- * This function can be used to update the size in the "reg" property
- * of all NOR FLASH device nodes. This is necessary for boards with
- * non-fixed NOR FLASH sizes.
- */
-int fdt_fixup_nor_flash_size(void *blob)
-{
-       char compat[][16] = { "cfi-flash", "jedec-flash" };
-       int off;
-       int len;
-       struct fdt_property *prop;
-       u32 *reg, *reg2;
-       int i;
-
-       for (i = 0; i < 2; i++) {
-               off = fdt_node_offset_by_compatible(blob, -1, compat[i]);
-               while (off != -FDT_ERR_NOTFOUND) {
-                       int idx;
-
-                       /*
-                        * Found one compatible node, so fixup the size
-                        * int its reg properties
-                        */
-                       prop = fdt_get_property_w(blob, off, "reg", &len);
-                       if (prop) {
-                               int tuple_size = 3 * sizeof(reg);
-
-                               /*
-                                * There might be multiple reg-tuples,
-                                * so loop through them all
-                                */
-                               reg = reg2 = (u32 *)&prop->data[0];
-                               for (idx = 0; idx < (len / tuple_size); idx++) {
-                                       /*
-                                        * Update size in reg property
-                                        */
-                                       reg[2] = flash_get_bank_size(reg[0],
-                                                                    idx);
-
-                                       /*
-                                        * Point to next reg tuple
-                                        */
-                                       reg += 3;
-                               }
-
-                               fdt_setprop(blob, off, "reg", reg2, len);
-                       }
-
-                       /* Move to next compatible node */
-                       off = fdt_node_offset_by_compatible(blob, off,
-                                                           compat[i]);
-               }
-       }
-
-       return 0;
-}
-#endif
-
 int fdt_increase_size(void *fdt, int add_len)
 {
        int newlen;
@@ -1004,7 +930,7 @@ struct of_bus {
 };
 
 /* Default translator (generic bus) */
-void of_bus_default_count_cells(const void *blob, int parentoffset,
+void fdt_support_default_count_cells(const void *blob, int parentoffset,
                                        int *addrc, int *sizec)
 {
        const fdt32_t *prop;
@@ -1026,9 +952,9 @@ static u64 of_bus_default_map(fdt32_t *addr, const fdt32_t *range,
 {
        u64 cp, s, da;
 
-       cp = of_read_number(range, na);
-       s  = of_read_number(range + na + pna, ns);
-       da = of_read_number(addr, na);
+       cp = fdt_read_number(range, na);
+       s  = fdt_read_number(range + na + pna, ns);
+       da = fdt_read_number(addr, na);
 
        debug("OF: default map, cp=%" PRIu64 ", s=%" PRIu64
              ", da=%" PRIu64 "\n", cp, s, da);
@@ -1040,7 +966,7 @@ static u64 of_bus_default_map(fdt32_t *addr, const fdt32_t *range,
 
 static int of_bus_default_translate(fdt32_t *addr, u64 offset, int na)
 {
-       u64 a = of_read_number(addr, na);
+       u64 a = fdt_read_number(addr, na);
        memset(addr, 0, na * 4);
        a += offset;
        if (na > 1)
@@ -1082,9 +1008,9 @@ static u64 of_bus_isa_map(fdt32_t *addr, const fdt32_t *range,
        if ((addr[0] ^ range[0]) & cpu_to_be32(1))
                return OF_BAD_ADDR;
 
-       cp = of_read_number(range + 1, na - 1);
-       s  = of_read_number(range + na + pna, ns);
-       da = of_read_number(addr + 1, na - 1);
+       cp = fdt_read_number(range + 1, na - 1);
+       s  = fdt_read_number(range + na + pna, ns);
+       da = fdt_read_number(addr + 1, na - 1);
 
        debug("OF: ISA map, cp=%" PRIu64 ", s=%" PRIu64
              ", da=%" PRIu64 "\n", cp, s, da);
@@ -1118,7 +1044,7 @@ static struct of_bus of_busses[] = {
        {
                .name = "default",
                .addresses = "reg",
-               .count_cells = of_bus_default_count_cells,
+               .count_cells = fdt_support_default_count_cells,
                .map = of_bus_default_map,
                .translate = of_bus_default_translate,
        },
@@ -1169,7 +1095,7 @@ static int of_translate_one(const void *blob, int parent, struct of_bus *bus,
         */
        ranges = fdt_getprop(blob, parent, rprop, &rlen);
        if (ranges == NULL || rlen == 0) {
-               offset = of_read_number(addr, na);
+               offset = fdt_read_number(addr, na);
                memset(addr, 0, pna * 4);
                debug("OF: no ranges, 1:1 translation\n");
                goto finish;
@@ -1249,7 +1175,7 @@ static u64 __of_translate_address(const void *blob, int node_offset,
                /* If root, we have finished */
                if (parent < 0) {
                        debug("OF: reached root node\n");
-                       result = of_read_number(addr, na);
+                       result = fdt_read_number(addr, na);
                        break;
                }
 
@@ -1535,17 +1461,14 @@ int fdt_verify_alias_address(void *fdt, int anode, const char *alias, u64 addr)
 /*
  * Returns the base address of an SOC or PCI node
  */
-u64 fdt_get_base_address(void *fdt, int node)
+u64 fdt_get_base_address(const void *fdt, int node)
 {
        int size;
-       u32 naddr;
        const fdt32_t *prop;
 
-       naddr = fdt_address_cells(fdt, node);
-
-       prop = fdt_getprop(fdt, node, "ranges", &size);
+       prop = fdt_getprop(fdt, node, "reg", &size);
 
-       return prop ? fdt_translate_address(fdt, node, prop + naddr) : 0;
+       return prop ? fdt_translate_address(fdt, node, prop) : 0;
 }
 
 /*
@@ -1662,8 +1585,8 @@ int fdt_setup_simplefb_node(void *fdt, int node, u64 base_address, u32 width,
        fdt32_t cells[4];
        int i, addrc, sizec, ret;
 
-       of_bus_default_count_cells(fdt, fdt_parent_offset(fdt, node),
-                                  &addrc, &sizec);
+       fdt_support_default_count_cells(fdt, fdt_parent_offset(fdt, node),
+                                       &addrc, &sizec);
        i = 0;
        if (addrc == 2)
                cells[i++] = cpu_to_fdt32(base_address >> 32);