hardware uart1,ttyTHS0 do not data
uartb: serial@3110000 {
compatible = "nvidia,tegra194-hsuart";
iommus = <&smmu_niso0 TEGRA_SID_NISO0_GPCDMA_0>;
dma-coherent;
reg = <0x0 0x03110000 0x0 0x10000>;
reg-shift = <2>;
interrupts = <0 TEGRA234_IRQ_UARTB 0x04>;
nvidia,memory-clients = <14>;
dmas = <&gpcdma 9>, <&gpcdma 9>;
dma-names = "rx", "tx";
clocks = <&bpmp_clks TEGRA234_CLK_UARTB>,
<&bpmp_clks TEGRA234_CLK_PLLP_OUT0>;
clock-names = "serial", "parent";
resets = <&bpmp_resets TEGRA234_RESET_UARTB>;
reset-names = "serial";
status = "okay";
};