[PATCH v2 3/3] rpi5: initial support

[Dmitry Malkin]

rpi5: get_board is no longer works. Print model name from
 FW FDT

rpi5 deprecated some calls/tags for MBOX. Better to use FW FDT.
However it does not give all information.

Signed-off-by: Dmitry Malkin <dmi...@bedrocksystems.com>
---
v2:
      new patch
---
 board/raspberrypi/rpi/rpi.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/board/raspberrypi/rpi/rpi.c b/board/raspberrypi/rpi/rpi.c
index cd823ad746..6b678c5d23 100644
--- a/board/raspberrypi/rpi/rpi.c
+++ b/board/raspberrypi/rpi/rpi.c
@@ -429,6 +429,7 @@ static void get_board_revision(void)
     int ret;
     const struct rpi_model *models;
     uint32_t models_count;
+    const char *fdt_model;

     BCM2835_MBOX_INIT_HDR(msg);
     BCM2835_MBOX_INIT_TAG(&msg->get_board_rev, GET_BOARD_REV);
@@ -437,6 +438,11 @@ static void get_board_revision(void)
     if (ret) {
         printf("bcm2835: Could not query board revision\n");
         /* Ignore error; not critical */
+        if (fdt_magic(fw_dtb_pointer) == FDT_MAGIC) {
+            fdt_model = fdt_getprop((void *)fw_dtb_pointer, 0, "model", NULL);
+            if (fdt_model != 0)
+                printf("FW FDT model : %s\n", fdt_model);
+        }
         return;
     }

-- 
2.40.1