mtd: spi: spi-nor-core: Add SST vendor specific SFDP parser

[oweals/u-boot.git] / lib / fdtdec.c

diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index ef5e54875c948629c7d8b5ab8a93bb3015c448ec..61af3472e6a41352f3fd2f43a8d56a4b5be5e48a 100644 (file)
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -186,60 +186,6 @@ fdt_addr_t fdtdec_get_addr(const void *blob, int node, const char *prop_name)
 }
 
 #if CONFIG_IS_ENABLED(PCI) && defined(CONFIG_DM_PCI)
-int fdtdec_get_pci_addr(const void *blob, int node, enum fdt_pci_space type,
-                       const char *prop_name, struct fdt_pci_addr *addr)
-{
-       const u32 *cell;
-       int len;
-       int ret = -ENOENT;
-
-       debug("%s: %s: ", __func__, prop_name);
-
-       /*
-        * If we follow the pci bus bindings strictly, we should check
-        * the value of the node's parent node's #address-cells and
-        * #size-cells. They need to be 3 and 2 accordingly. However,
-        * for simplicity we skip the check here.
-        */
-       cell = fdt_getprop(blob, node, prop_name, &len);
-       if (!cell)
-               goto fail;
-
-       if ((len % FDT_PCI_REG_SIZE) == 0) {
-               int num = len / FDT_PCI_REG_SIZE;
-               int i;
-
-               for (i = 0; i < num; i++) {
-                       debug("pci address #%d: %08lx %08lx %08lx\n", i,
-                             (ulong)fdt32_to_cpu(cell[0]),
-                             (ulong)fdt32_to_cpu(cell[1]),
-                             (ulong)fdt32_to_cpu(cell[2]));
-                       if ((fdt32_to_cpu(*cell) & type) == type) {
-                               addr->phys_hi = fdt32_to_cpu(cell[0]);
-                               addr->phys_mid = fdt32_to_cpu(cell[1]);
-                               addr->phys_lo = fdt32_to_cpu(cell[1]);
-                               break;
-                       }
-
-                       cell += (FDT_PCI_ADDR_CELLS +
-                                FDT_PCI_SIZE_CELLS);
-               }
-
-               if (i == num) {
-                       ret = -ENXIO;
-                       goto fail;
-               }
-
-               return 0;
-       }
-
-       ret = -EINVAL;
-
-fail:
-       debug("(not found)\n");
-       return ret;
-}
-
 int fdtdec_get_pci_vendev(const void *blob, int node, u16 *vendor, u16 *device)
 {
        const char *list, *end;
@@ -296,7 +242,7 @@ int fdtdec_get_pci_bar32(struct udevice *dev, struct fdt_pci_addr *addr,
 uint64_t fdtdec_get_uint64(const void *blob, int node, const char *prop_name,
                           uint64_t default_val)
 {
-       const uint64_t *cell64;
+       const unaligned_fdt64_t *cell64;
        int length;
 
        cell64 = fdt_getprop(blob, node, prop_name, &length);
@@ -1363,7 +1309,8 @@ int fdtdec_add_reserved_memory(void *blob, const char *basename,
                }
 
                if (addr == carveout->start && (addr + size) == carveout->end) {
-                       *phandlep = fdt_get_phandle(blob, node);
+                       if (phandlep)
+                               *phandlep = fdt_get_phandle(blob, node);
                        return 0;
                }
        }
@@ -1392,13 +1339,15 @@ int fdtdec_add_reserved_memory(void *blob, const char *basename,
        if (node < 0)
                return node;
 
-       err = fdt_generate_phandle(blob, &phandle);
-       if (err < 0)
-               return err;
+       if (phandlep) {
+               err = fdt_generate_phandle(blob, &phandle);
+               if (err < 0)
+                       return err;
 
-       err = fdtdec_set_phandle(blob, node, phandle);
-       if (err < 0)
-               return err;
+               err = fdtdec_set_phandle(blob, node, phandle);
+               if (err < 0)
+                       return err;
+       }
 
        /* store one or two address cells */
        if (na > 1)
@@ -1535,16 +1484,14 @@ int fdtdec_setup(void)
                puts("Failed to read control FDT\n");
                return -1;
        }
+# elif defined(CONFIG_OF_PRIOR_STAGE)
+       gd->fdt_blob = (void *)prior_stage_fdt_address;
 # endif
 # ifndef CONFIG_SPL_BUILD
        /* Allow the early environment to override the fdt address */
-#  if CONFIG_IS_ENABLED(OF_PRIOR_STAGE)
-       gd->fdt_blob = (void *)prior_stage_fdt_address;
-#  else
        gd->fdt_blob = map_sysmem
                (env_get_ulong("fdtcontroladdr", 16,
                               (unsigned long)map_to_sysmem(gd->fdt_blob)), 0);
-#  endif
 # endif
 
 # if CONFIG_IS_ENABLED(MULTI_DTB_FIT)