MLK-22970 ARM: dts: imx6sll-evk: enable uart5 for bluetooth

Add uart5 port for bluetooth HCI interface.

Signed-off-by: Fugang Duan <fugang.duan@nxp.com>

diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts
index 70f5719..0f0fd48 100644 (file)
--- a/arch/arm/boot/dts/imx6sll-evk.dts
+++ b/arch/arm/boot/dts/imx6sll-evk.dts
@@ -435,6 +435,16 @@
        status = "okay";
 };
 
+&uart5 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart5>;
+       fsl,uart-has-rtscts;
+       /* for DTE mode, add below change */
+       /* fsl,dte-mode; */
+       /* pinctrl-0 = <&pinctrl_uart5dte>; */
+       status = "disabled";
+};
+
 &usdhc1 {
        pinctrl-names = "default", "state_100mhz", "state_200mhz";
        pinctrl-0 = <&pinctrl_usdhc1>;
@@ -589,6 +599,25 @@
                >;
        };
 
+       pinctrl_uart5: uart5grp {
+               fsl,pins = <
+                       MX6SLL_PAD_KEY_ROW1__GPIO3_IO27 0x1b0b1  /* bt reg on */
+                       MX6SLL_PAD_ECSPI1_MOSI__UART5_DCE_TX 0x1b0b1
+                       MX6SLL_PAD_ECSPI1_SCLK__UART5_DCE_RX 0x1b0b1
+                       MX6SLL_PAD_ECSPI1_SS0__UART5_DCE_CTS 0x1b0b1
+                       MX6SLL_PAD_ECSPI1_MISO__UART5_DCE_RTS 0x1b0b1
+               >;
+       };
+
+       pinctrl_uart5dte: uart5dtegrp {
+               fsl,pins = <
+                       MX6SLL_PAD_ECSPI1_MOSI__UART5_DTE_RX 0x1b0b1
+                       MX6SLL_PAD_ECSPI1_SCLK__UART5_DTE_TX 0x1b0b1
+                       MX6SLL_PAD_ECSPI1_SS0__UART5_DTE_RTS 0x1b0b1
+                       MX6SLL_PAD_ECSPI1_MISO__UART5_DTE_CTS 0x1b0b1
+               >;
+       };
+
        pinctrl_usdhc1: usdhc1grp {
                fsl,pins = <
                        MX6SLL_PAD_SD1_CMD__SD1_CMD     0x17059