summaryrefslogtreecommitdiff
path: root/common
diff options
context:
space:
mode:
Diffstat (limited to 'common')
-rw-r--r--common/cmd_fdt.c26
-rw-r--r--common/fdt_support.c51
-rw-r--r--common/image-fdt.c37
3 files changed, 64 insertions, 50 deletions
diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c
index 5640ded..25b4675 100644
--- a/common/cmd_fdt.c
+++ b/common/cmd_fdt.c
@@ -566,8 +566,27 @@ static int do_fdt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
}
#ifdef CONFIG_OF_BOARD_SETUP
/* Call the board-specific fixup routine */
- else if (strncmp(argv[1], "boa", 3) == 0)
- ft_board_setup(working_fdt, gd->bd);
+ else if (strncmp(argv[1], "boa", 3) == 0) {
+ int err = ft_board_setup(working_fdt, gd->bd);
+
+ if (err) {
+ printf("Failed to update board information in FDT: %s\n",
+ fdt_strerror(err));
+ return CMD_RET_FAILURE;
+ }
+ }
+#endif
+#ifdef CONFIG_OF_SYSTEM_SETUP
+ /* Call the board-specific fixup routine */
+ else if (strncmp(argv[1], "sys", 3) == 0) {
+ int err = ft_system_setup(working_fdt, gd->bd);
+
+ if (err) {
+ printf("Failed to add system information to FDT: %s\n",
+ fdt_strerror(err));
+ return CMD_RET_FAILURE;
+ }
+ }
#endif
/* Create a chosen node */
else if (strncmp(argv[1], "cho", 3) == 0) {
@@ -1008,6 +1027,9 @@ static char fdt_help_text[] =
#ifdef CONFIG_OF_BOARD_SETUP
"fdt boardsetup - Do board-specific set up\n"
#endif
+#ifdef CONFIG_OF_SYSTEM_SETUP
+ "fdt systemsetup - Do system-specific set up\n"
+#endif
"fdt move <fdt> <newaddr> <length> - Copy the fdt to <addr> and make it active\n"
"fdt resize - Resize fdt to size + padding to 4k addr\n"
"fdt print <path> [<prop>] - Recursive print starting at <path>\n"
diff --git a/common/fdt_support.c b/common/fdt_support.c
index 2d3c387..ce32fe7 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -16,22 +16,6 @@
#include <fdt_support.h>
#include <exports.h>
-/*
- * Get cells len in bytes
- * if #NNNN-cells property is 2 then len is 8
- * otherwise len is 4
- */
-static int get_cells_len(const void *fdt, const char *nr_cells_name)
-{
- const fdt32_t *cell;
-
- cell = fdt_getprop(fdt, 0, nr_cells_name, NULL);
- if (cell && fdt32_to_cpu(*cell) == 2)
- return 8;
-
- return 4;
-}
-
/**
* fdt_getprop_u32_default_node - Return a node's property or a default
*
@@ -113,7 +97,8 @@ int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
}
/**
- * fdt_find_or_add_subnode - find or possibly add a subnode of a given node
+ * fdt_find_or_add_subnode() - find or possibly add a subnode of a given node
+ *
* @fdt: pointer to the device tree blob
* @parentoffset: structure block offset of a node
* @name: name of the subnode to locate
@@ -121,8 +106,7 @@ int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
* fdt_subnode_offset() finds a subnode of the node with a given name.
* If the subnode does not exist, it will be created.
*/
-static int fdt_find_or_add_subnode(void *fdt, int parentoffset,
- const char *name)
+int fdt_find_or_add_subnode(void *fdt, int parentoffset, const char *name)
{
int offset;
@@ -246,7 +230,7 @@ int fdt_initrd(void *fdt, ulong initrd_start, ulong initrd_end)
return err;
}
- is_u64 = (get_cells_len(fdt, "#address-cells") == 8);
+ is_u64 = (fdt_address_cells(fdt, 0) == 2);
err = fdt_setprop_uxx(fdt, nodeoffset, "linux,initrd-start",
(uint64_t)initrd_start, is_u64);
@@ -382,22 +366,22 @@ void do_fixup_by_compat_u32(void *fdt, const char *compat,
/*
* fdt_pack_reg - pack address and size array into the "reg"-suitable stream
*/
-static int fdt_pack_reg(const void *fdt, void *buf, uint64_t *address,
- uint64_t *size, int n)
+static int fdt_pack_reg(const void *fdt, void *buf, u64 *address, u64 *size,
+ int n)
{
int i;
- int address_len = get_cells_len(fdt, "#address-cells");
- int size_len = get_cells_len(fdt, "#size-cells");
+ int address_len = fdt_address_cells(fdt, 0);
+ int size_len = fdt_size_cells(fdt, 0);
char *p = buf;
for (i = 0; i < n; i++) {
- if (address_len == 8)
+ if (address_len == 2)
*(fdt64_t *)p = cpu_to_fdt64(address[i]);
else
*(fdt32_t *)p = cpu_to_fdt32(address[i]);
p += address_len;
- if (size_len == 8)
+ if (size_len == 2)
*(fdt64_t *)p = cpu_to_fdt64(size[i]);
else
*(fdt32_t *)p = cpu_to_fdt32(size[i]);
@@ -968,13 +952,8 @@ void of_bus_default_count_cells(void *blob, int parentoffset,
{
const fdt32_t *prop;
- if (addrc) {
- prop = fdt_getprop(blob, parentoffset, "#address-cells", NULL);
- if (prop)
- *addrc = be32_to_cpup(prop);
- else
- *addrc = 2;
- }
+ if (addrc)
+ *addrc = fdt_address_cells(blob, parentoffset);
if (sizec) {
prop = fdt_getprop(blob, parentoffset, "#size-cells", NULL);
@@ -1420,11 +1399,7 @@ u64 fdt_get_base_address(void *fdt, int node)
u32 naddr;
const fdt32_t *prop;
- prop = fdt_getprop(fdt, node, "#address-cells", &size);
- if (prop && size == 4)
- naddr = be32_to_cpup(prop);
- else
- naddr = 2;
+ naddr = fdt_address_cells(fdt, node);
prop = fdt_getprop(fdt, node, "ranges", &size);
diff --git a/common/image-fdt.c b/common/image-fdt.c
index a39ae1b..1d76bd6 100644
--- a/common/image-fdt.c
+++ b/common/image-fdt.c
@@ -460,19 +460,32 @@ int image_setup_libfdt(bootm_headers_t *images, void *blob,
{
ulong *initrd_start = &images->initrd_start;
ulong *initrd_end = &images->initrd_end;
- int ret;
+ int ret = -EPERM;
+ int fdt_ret;
if (fdt_chosen(blob) < 0) {
- puts("ERROR: /chosen node create failed");
- puts(" - must RESET the board to recover.\n");
- return -1;
+ printf("ERROR: /chosen node create failed\n");
+ goto err;
}
if (arch_fixup_fdt(blob) < 0) {
- puts("ERROR: arch specific fdt fixup failed");
- return -1;
+ printf("ERROR: arch-specific fdt fixup failed\n");
+ goto err;
+ }
+ if (IMAGE_OF_BOARD_SETUP) {
+ fdt_ret = ft_board_setup(blob, gd->bd);
+ if (fdt_ret) {
+ printf("ERROR: board-specific fdt fixup failed: %s\n",
+ fdt_strerror(fdt_ret));
+ goto err;
+ }
+ }
+ if (IMAGE_OF_SYSTEM_SETUP) {
+ if (ft_system_setup(blob, gd->bd)) {
+ printf("ERROR: system-specific fdt fixup failed: %s\n",
+ fdt_strerror(fdt_ret));
+ goto err;
+ }
}
- if (IMAGE_OF_BOARD_SETUP)
- ft_board_setup(blob, gd->bd);
fdt_fixup_ethernet(blob);
/* Delete the old LMB reservation */
@@ -481,7 +494,7 @@ int image_setup_libfdt(bootm_headers_t *images, void *blob,
ret = fdt_shrink_to_minimum(blob);
if (ret < 0)
- return ret;
+ goto err;
of_size = ret;
if (*initrd_start && *initrd_end) {
@@ -493,7 +506,7 @@ int image_setup_libfdt(bootm_headers_t *images, void *blob,
fdt_initrd(blob, *initrd_start, *initrd_end);
if (!ft_verify_fdt(blob))
- return -1;
+ goto err;
#if defined(CONFIG_SOC_KEYSTONE)
if (IMAGE_OF_BOARD_SETUP)
@@ -501,4 +514,8 @@ int image_setup_libfdt(bootm_headers_t *images, void *blob,
#endif
return 0;
+err:
+ printf(" - must RESET the board to recover.\n\n");
+
+ return ret;
}