This patch enables the APB DMA high speed UARTs of the Jetson TK1.
Signed-off-by: Ralf Ramsauer <ralf@xxxxxxxxxxxxxxxxxxxxxx>
---
arch/arm/boot/dts/tegra124-jetson-tk1.dts | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
index 66b4451..0bd9be7 100644
--- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts
+++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
@@ -12,7 +12,12 @@
aliases {
rtc0 = "/i2c@0,7000d000/pmic@40";
rtc1 = "/rtc@0,7000e000";
+
+ /* This order keeps the mapping DB9 connector <-> ttyS0 */
serial0 = &uartd;
+ serial1 = &uarta;
+ serial2 = &uartb;
+ serial3 = &uartc;
};
memory {
@@ -1367,6 +1372,24 @@
};
};
+ /* First high speed UART */
+ serial@0,70006000 {
+ compatible = "nvidia,tegra124-hsuart", "nvidia,tegra30-hsuart";
+ status = "okay";
+ };
+
+ /* Second high speed UART */
+ serial@0,70006040 {
+ compatible = "nvidia,tegra124-hsuart", "nvidia,tegra30-hsuart";
+ status = "okay";
+ };
+
+ /* Third high speed UART */
+ serial@0,70006200 {
+ compatible = "nvidia,tegra124-hsuart", "nvidia,tegra30-hsuart";
+ status = "okay";
+ };
+
/* DB9 serial port */
serial@0,70006300 {
status = "okay";
--
2.4.10
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