This Technologic board file still use node name and unit address to reference parts from the imx28.dtsi . This causes a lot of redundancy. So use label references in order to make it easier to maintain. Signed-off-by: Stefan Wahren <stefan.wahren@xxxxxxxx> --- arch/arm/boot/dts/imx28-ts4600.dts | 80 ++++++++++++++---------------- 1 file changed, 36 insertions(+), 44 deletions(-) diff --git a/arch/arm/boot/dts/imx28-ts4600.dts b/arch/arm/boot/dts/imx28-ts4600.dts index 0d58da1c0cc5..ae6ed5c41be3 100644 --- a/arch/arm/boot/dts/imx28-ts4600.dts +++ b/arch/arm/boot/dts/imx28-ts4600.dts @@ -18,50 +18,6 @@ memory@40000000 { reg = <0x40000000 0x10000000>; /* 256MB */ }; - apb@80000000 { - apbh@80000000 { - ssp0: spi@80010000 { - compatible = "fsl,imx28-mmc"; - pinctrl-names = "default"; - pinctrl-0 = <&mmc0_4bit_pins_a - &mmc0_sck_cfg - &en_sd_pwr>; - broken-cd; - bus-width = <4>; - vmmc-supply = <®_vddio_sd0>; - status = "okay"; - }; - - pinctrl@80018000 { - - en_sd_pwr: en-sd-pwr@0 { - reg = <0>; - fsl,pinmux-ids = < - MX28_PAD_PWM3__GPIO_3_28 - >; - fsl,drive-strength = <MXS_DRIVE_4mA>; - fsl,voltage = <MXS_VOLTAGE_HIGH>; - fsl,pull-up = <MXS_PULL_DISABLE>; - }; - - }; - }; - - apbx@80040000 { - pwm: pwm@80064000 { - pinctrl-names = "default"; - pinctrl-0 = <&pwm2_pins_a>; - status = "okay"; - }; - - duart: serial@80074000 { - pinctrl-names = "default"; - pinctrl-0 = <&duart_pins_a>; - status = "okay"; - }; - }; - }; - reg_vddio_sd0: regulator-vddio-sd0 { compatible = "regulator-fixed"; regulator-name = "vddio-sd0"; @@ -72,3 +28,39 @@ reg_vddio_sd0: regulator-vddio-sd0 { }; }; + +&duart { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_a>; + status = "okay"; +}; + +&pinctrl { + en_sd_pwr: en-sd-pwr@0 { + reg = <0>; + fsl,pinmux-ids = < + MX28_PAD_PWM3__GPIO_3_28 + >; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + fsl,pull-up = <MXS_PULL_DISABLE>; + }; +}; + +&pwm { + pinctrl-names = "default"; + pinctrl-0 = <&pwm2_pins_a>; + status = "okay"; +}; + +&ssp0 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_4bit_pins_a + &mmc0_sck_cfg + &en_sd_pwr>; + broken-cd; + bus-width = <4>; + vmmc-supply = <®_vddio_sd0>; + status = "okay"; +}; -- 2.34.1