fdt_support: Remove fdt_alloc_phandle() in favor of fdt_generate_phandle()

Commit f0921f5098d ("fdt: Sync up to the latest libfdt") introduced
fdt_generate_phandle() in libfdt, making fdt_alloc_phandle() obsolete in
fdt_support.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Stefan Roese <sr@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Cc: "hui.song" <hui.song_1@nxp.com>
Cc: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com>
Cc: Priyanka Jain <priyanka.jain@nxp.com>
Cc: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/board/freescale/lx2160a/eth_lx2160aqds.c b/board/freescale/lx2160a/eth_lx2160aqds.c
index a2b6442..1819b27 100644 (file)
--- a/board/freescale/lx2160a/eth_lx2160aqds.c
+++ b/board/freescale/lx2160a/eth_lx2160aqds.c
@@ -775,10 +775,11 @@ int fdt_fixup_board_phy(void *fdt)
        int fpga_offset, offset, subnodeoffset;
        struct mii_dev *mii_dev;
        struct list_head *mii_devs, *entry;
-       int ret, dpmac_id, phandle, i;
+       int ret, dpmac_id, i;
        struct phy_device *phy_dev;
        char ethname[ETH_NAME_LEN];
        phy_interface_t phy_iface;
+       uint32_t phandle;
 
        ret = 0;
        /* we know FPGA is connected to i2c0, therefore search path directly,
@@ -794,7 +795,10 @@ int fdt_fixup_board_phy(void *fdt)
                return fpga_offset;
        }
 
-       phandle = fdt_alloc_phandle(fdt);
+       ret = fdt_generate_phandle(fdt, &phandle);
+       if (ret < 0)
+               return ret;
+
        mii_devs = mdio_get_list_head();
 
        list_for_each(entry, mii_devs) {

diff --git a/board/freescale/lx2160a/eth_lx2162aqds.c b/board/freescale/lx2160a/eth_lx2162aqds.c
index 3b04dea..ac6218e 100644 (file)
--- a/board/freescale/lx2160a/eth_lx2162aqds.c
+++ b/board/freescale/lx2160a/eth_lx2162aqds.c
@@ -787,10 +787,11 @@ int fdt_fixup_board_phy(void *fdt)
        int fpga_offset, offset, subnodeoffset;
        struct mii_dev *mii_dev;
        struct list_head *mii_devs, *entry;
-       int ret, dpmac_id, phandle, i;
+       int ret, dpmac_id, i;
        struct phy_device *phy_dev;
        char ethname[ETH_NAME_LEN];
        phy_interface_t phy_iface;
+       uint32_t phandle;
 
        ret = 0;
        /* we know FPGA is connected to i2c0, therefore search path directly,
@@ -806,7 +807,10 @@ int fdt_fixup_board_phy(void *fdt)
                return fpga_offset;
        }
 
-       phandle = fdt_alloc_phandle(fdt);
+       ret = fdt_generate_phandle(fdt, &phandle);
+       if (ret < 0)
+               return ret;
+
        mii_devs = mdio_get_list_head();
 
        list_for_each(entry, mii_devs) {

diff --git a/common/fdt_support.c b/common/fdt_support.c
index 8992ac5..be03a87 100644 (file)
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -1463,24 +1463,6 @@ int fdt_node_offset_by_compat_reg(void *blob, const char *compat,
        return -FDT_ERR_NOTFOUND;
 }
 
-/**
- * fdt_alloc_phandle: Return next free phandle value
- *
- * @blob: ptr to device tree
- */
-int fdt_alloc_phandle(void *blob)
-{
-       int offset;
-       uint32_t phandle = 0;
-
-       for (offset = fdt_next_node(blob, -1, NULL); offset >= 0;
-            offset = fdt_next_node(blob, offset, NULL)) {
-               phandle = max(phandle, fdt_get_phandle(blob, offset));
-       }
-
-       return phandle + 1;
-}
-
 /*
  * fdt_set_phandle: Create a phandle property for the given node
  *
@@ -1530,13 +1512,19 @@ int fdt_set_phandle(void *fdt, int nodeoffset, uint32_t phandle)
 unsigned int fdt_create_phandle(void *fdt, int nodeoffset)
 {
        /* see if there is a phandle already */
-       int phandle = fdt_get_phandle(fdt, nodeoffset);
+       uint32_t phandle = fdt_get_phandle(fdt, nodeoffset);
 
        /* if we got 0, means no phandle so create one */
        if (phandle == 0) {
                int ret;
 
-               phandle = fdt_alloc_phandle(fdt);
+               ret = fdt_generate_phandle(fdt, &phandle);
+               if (ret < 0) {
+                       printf("Can't generate phandle: %s\n",
+                              fdt_strerror(ret));
+                       return 0;
+               }
+
                ret = fdt_set_phandle(fdt, nodeoffset, phandle);
                if (ret < 0) {
                        printf("Can't set phandle %u: %s\n", phandle,

diff --git a/include/fdt_support.h b/include/fdt_support.h
index 88d129c..90f5a4c 100644 (file)
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -285,7 +285,6 @@ int fdt_get_dma_range(const void *blob, int node_offset, phys_addr_t *cpu,
 
 int fdt_node_offset_by_compat_reg(void *blob, const char *compat,
                                        phys_addr_t compat_off);
-int fdt_alloc_phandle(void *blob);
 int fdt_set_phandle(void *fdt, int nodeoffset, uint32_t phandle);
 unsigned int fdt_create_phandle(void *fdt, int nodeoffset);
 int fdt_add_edid(void *blob, const char *compat, unsigned char *buf);