rpi: copy over uart clock-frequency in DT
rpi5 firmware sets uart_clk clock-frequency in
the firmware and patches it to the DT, copy it
over when loading a new DT.
Signed-off-by: Bruno Leite <brule@prevas.dk>
Reviewed-by: Peter Robinson <pbrobinson@gmail.com>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
diff --git a/board/raspberrypi/rpi/rpi.c b/board/raspberrypi/rpi/rpi.c
index 6ecd3eb..049904b 100644
--- a/board/raspberrypi/rpi/rpi.c
+++ b/board/raspberrypi/rpi/rpi.c
@@ -602,6 +602,9 @@
/* Bluetooth device address as provided by the firmware */
copy_property(fdt, fw_fdt, "/soc/serial@7e201000/bluetooth", "local-bd-address");
+
+ /* copy uart clk as provided by the firmware */
+ copy_property(fdt, fw_fdt, "/clocks/clk-uart", "clock-frequency");
}
int ft_board_setup(void *blob, struct bd_info *bd)