arm64: tegra: Rename TCU node to "serial"

The TCU is basically a serial port (albeit a fancy one), so it should be
named "serial".

Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index bb88d32..abea546 100644 (file)
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -2877,7 +2877,7 @@
                iommus = <&smmu TEGRA194_SID_APE>;
        };
 
-       tcu: tcu {
+       tcu: serial {
                compatible = "nvidia,tegra194-tcu";
                mboxes = <&hsp_top0 TEGRA_HSP_MBOX_TYPE_SM TEGRA_HSP_SM_RX(0)>,
                         <&hsp_aon TEGRA_HSP_MBOX_TYPE_SM TEGRA_HSP_SM_TX(1)>;