There is another uart next to the console uart used by vendor uboot and kernel, enable it and document its location. Signed-off-by: Andreas Kemnade <andreas@xxxxxxxxxxxx> --- arch/arm/boot/dts/e60k02.dtsi | 6 ++++++ arch/arm/boot/dts/imx6sl-tolino-shine3.dts | 13 ++++++++++++- arch/arm/boot/dts/imx6sll-kobo-clarahd.dts | 13 ++++++++++++- 3 files changed, 30 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/e60k02.dtsi b/arch/arm/boot/dts/e60k02.dtsi index 3af1ab4458ef..cfb239d5186a 100644 --- a/arch/arm/boot/dts/e60k02.dtsi +++ b/arch/arm/boot/dts/e60k02.dtsi @@ -278,6 +278,12 @@ }; &uart1 { + /* J4, through-hole */ + status = "okay"; +}; + +&uart4 { + /* TP198, next to J4, SMD pads */ status = "okay"; }; diff --git a/arch/arm/boot/dts/imx6sl-tolino-shine3.dts b/arch/arm/boot/dts/imx6sl-tolino-shine3.dts index 62d2ebda04ff..e3f1e8d79528 100644 --- a/arch/arm/boot/dts/imx6sl-tolino-shine3.dts +++ b/arch/arm/boot/dts/imx6sl-tolino-shine3.dts @@ -94,7 +94,6 @@ MX6SL_PAD_KEY_ROW7__GPIO4_IO07 0x79 MX6SL_PAD_ECSPI2_MOSI__GPIO4_IO13 0x79 MX6SL_PAD_KEY_COL5__GPIO4_IO02 0x79 - MX6SL_PAD_KEY_ROW6__GPIO4_IO05 0x79 >; }; @@ -160,6 +159,13 @@ >; }; + pinctrl_uart4: uart4grp { + fsl,pins = < + MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1 + MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1 + >; + }; + pinctrl_usbotg1: usbotg1grp { fsl,pins = < MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059 @@ -300,6 +306,11 @@ pinctrl-0 = <&pinctrl_uart1>; }; +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart4>; +}; + &usdhc2 { pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep"; pinctrl-0 = <&pinctrl_usdhc2>; diff --git a/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts index 7214d1c98249..90b32f5eb529 100644 --- a/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts +++ b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts @@ -104,7 +104,6 @@ MX6SLL_PAD_KEY_ROW7__GPIO4_IO07 0x79 MX6SLL_PAD_ECSPI2_MOSI__GPIO4_IO13 0x79 MX6SLL_PAD_KEY_COL5__GPIO4_IO02 0x79 - MX6SLL_PAD_KEY_ROW6__GPIO4_IO05 0x79 >; }; @@ -170,6 +169,13 @@ >; }; + pinctrl_uart4: uart4grp { + fsl,pins = < + MX6SLL_PAD_KEY_ROW6__UART4_DCE_TX 0x1b0b1 + MX6SLL_PAD_KEY_COL6__UART4_DCE_RX 0x1b0b1 + >; + }; + pinctrl_usbotg1: usbotg1grp { fsl,pins = < MX6SLL_PAD_EPDC_PWR_COM__USB_OTG1_ID 0x17059 @@ -302,6 +308,11 @@ pinctrl-0 = <&pinctrl_uart1>; }; +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart4>; +}; + &usdhc2 { pinctrl-names = "default", "state_100mhz", "state_200mhz","sleep"; pinctrl-0 = <&pinctrl_usdhc2>; -- 2.20.1