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Date: Fri, 14 Jul 2017 16:08:50 -0400 From: Sebastien Bourdelin <sebastien.bourdelin@...oirfairelinux.com> To: linux-kernel@...r.kernel.org, linux-watchdog@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org, kernel@...oirfairelinux.com, robh@...nel.org, linux@...ck-us.net, linus.walleij@...aro.org, shawnguo@...nel.org Cc: fabio.estevam@....com, mark@...eddedarm.com, kris@...eddedarm.com, Sebastien Bourdelin <sebastien.bourdelin@...oirfairelinux.com> Subject: [PATCH v4 5/8] ARM: dts: TS-4600: add NBUS support This commit enables the NBUS on the TS-4600, using the ts-nbus driver. --- Changes v3 -> v4: - rebase on master - fix vendor prefixes for dts properties (suggested by Rob Herring) - v3 was acked by Linus Walleij Changes v2 -> v3: - rebase on master Changes v1 -> v2: - rebase on master - remove the simple-bus compatibility as the root node will now populate the child nodes (suggested by Rob Herring) - add the vendor prefix to all gpio (suggested by Rob Herring) Signed-off-by: Sebastien Bourdelin <sebastien.bourdelin@...oirfairelinux.com> --- arch/arm/boot/dts/imx28-ts4600-common.dtsi | 43 ++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm/boot/dts/imx28-ts4600-common.dtsi b/arch/arm/boot/dts/imx28-ts4600-common.dtsi index 04bd5a5c0cb4..a90bd934e4a3 100644 --- a/arch/arm/boot/dts/imx28-ts4600-common.dtsi +++ b/arch/arm/boot/dts/imx28-ts4600-common.dtsi @@ -44,6 +44,28 @@ fsl,pull-up = <MXS_PULL_DISABLE>; }; + nbus_pins: nbus_pins { + fsl,pinmux-ids = < + MX28_PAD_GPMI_D00__GPIO_0_0 + MX28_PAD_GPMI_D01__GPIO_0_1 + MX28_PAD_GPMI_D02__GPIO_0_2 + MX28_PAD_GPMI_D03__GPIO_0_3 + MX28_PAD_GPMI_D04__GPIO_0_4 + MX28_PAD_GPMI_D05__GPIO_0_5 + MX28_PAD_GPMI_D06__GPIO_0_6 + MX28_PAD_GPMI_D07__GPIO_0_7 + MX28_PAD_GPMI_CE0N__GPIO_0_16 + MX28_PAD_GPMI_RDY1__GPIO_0_21 + MX28_PAD_GPMI_RDN__GPIO_0_24 + MX28_PAD_GPMI_WRN__GPIO_0_25 + MX28_PAD_GPMI_ALE__GPIO_0_26 + >; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + fsl,pull-up = <MXS_PULL_DISABLE>; + + }; + }; }; @@ -75,4 +97,25 @@ }; }; + nbus { + compatible = "technologic,ts-nbus"; + pinctrl-0 = <&nbus_pins>; + #address-cells = <1>; + #size-cells = <0>; + pwms = <&pwm 2 83>; + ts,data-gpios = <&gpio0 0 GPIO_ACTIVE_HIGH + &gpio0 1 GPIO_ACTIVE_HIGH + &gpio0 2 GPIO_ACTIVE_HIGH + &gpio0 3 GPIO_ACTIVE_HIGH + &gpio0 4 GPIO_ACTIVE_HIGH + &gpio0 5 GPIO_ACTIVE_HIGH + &gpio0 6 GPIO_ACTIVE_HIGH + &gpio0 7 GPIO_ACTIVE_HIGH>; + ts,csn-gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>; + ts,txrx-gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>; + ts,strobe-gpios = <&gpio0 25 GPIO_ACTIVE_HIGH>; + ts,ale-gpios = <&gpio0 26 GPIO_ACTIVE_HIGH>; + ts,rdy-gpios = <&gpio0 21 GPIO_ACTIVE_HIGH>; + }; + }; -- 2.13.0
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