Just like other Exynos5 family SoCs, this one has four UARTs. Configure clocks for UART3 and enable it.
Signed-off-by: Krzysztof Kozlowski <k...@kernel.org> --- arch/arm/boot/dts/exynos5410.dtsi | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/exynos5410.dtsi b/arch/arm/boot/dts/exynos5410.dtsi index c0540eb76271..62dc3b4aef93 100644 --- a/arch/arm/boot/dts/exynos5410.dtsi +++ b/arch/arm/boot/dts/exynos5410.dtsi @@ -215,7 +215,8 @@ }; &serial_3 { - status = "disabled"; + clocks = <&clock CLK_UART3>, <&clock CLK_SCLK_UART3>; + clock-names = "uart", "clk_uart_baud0"; }; &sromc { -- 2.5.0