Message ID | 1450971335-15961-4-git-send-email-uri.mashiach@compulab.co.il (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Hello Uri, On Thu, Dec 24, 2015 at 12:35 PM, Uri Mashiach <uri.mashiach@compulab.co.il> wrote: > Device tree modifications: > - Pinmux for SPI0 and WiFi GPIOs. > - SPI0 node with wlcore as a child node. > > Cc: Tony Lindgren <tony@atomide.com> > Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il> > Acked-by: Igor Grinberg <grinberg@complab.co.il> > --- > v1 -> v2: replace interrupts and interrupt-parent with interrupts-extended. > > arch/arm/boot/dts/am335x-cm-t335.dts | 57 +++++++++++++++++++++++++++++++++++- > 1 file changed, 56 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/boot/dts/am335x-cm-t335.dts b/arch/arm/boot/dts/am335x-cm-t335.dts > index 42e9b66..31f8371 100644 > --- a/arch/arm/boot/dts/am335x-cm-t335.dts > +++ b/arch/arm/boot/dts/am335x-cm-t335.dts > @@ -11,6 +11,7 @@ > /dts-v1/; > > #include "am33xx.dtsi" > +#include <dt-bindings/interrupt-controller/irq.h> > > / { > model = "CompuLab CM-T335"; > @@ -40,6 +41,15 @@ > regulator-max-microvolt = <3300000>; > }; > > + /* Regulator for WiFi */ > + vwlan_fixed: fixedregulator@2 { > + compatible = "regulator-fixed"; > + regulator-name = "vwlan_fixed"; > + gpio = <&gpio0 20 GPIO_ACTIVE_HIGH>; /* gpio0_20 */ > + enable-active-high; > + regulator-boot-off; > + }; > + > backlight { > compatible = "pwm-backlight"; > pwms = <&ecap0 0 50000 0>; > @@ -50,7 +60,10 @@ > > &am33xx_pinmux { > pinctrl-names = "default"; > - pinctrl-0 = <&bluetooth_pins>; > + pinctrl-0 = < > + &bluetooth_pins > + &wifi_pins > + >; The pinctrl lines should be in the device node that needs the pin muxing (unless there isn't a device node) so I think is better if you mofe the pinctrl-0 = <&wifi_pins> to the wlcore dev node. Best regards, Javier -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/arch/arm/boot/dts/am335x-cm-t335.dts b/arch/arm/boot/dts/am335x-cm-t335.dts index 42e9b66..31f8371 100644 --- a/arch/arm/boot/dts/am335x-cm-t335.dts +++ b/arch/arm/boot/dts/am335x-cm-t335.dts @@ -11,6 +11,7 @@ /dts-v1/; #include "am33xx.dtsi" +#include <dt-bindings/interrupt-controller/irq.h> / { model = "CompuLab CM-T335"; @@ -40,6 +41,15 @@ regulator-max-microvolt = <3300000>; }; + /* Regulator for WiFi */ + vwlan_fixed: fixedregulator@2 { + compatible = "regulator-fixed"; + regulator-name = "vwlan_fixed"; + gpio = <&gpio0 20 GPIO_ACTIVE_HIGH>; /* gpio0_20 */ + enable-active-high; + regulator-boot-off; + }; + backlight { compatible = "pwm-backlight"; pwms = <&ecap0 0 50000 0>; @@ -50,7 +60,10 @@ &am33xx_pinmux { pinctrl-names = "default"; - pinctrl-0 = <&bluetooth_pins>; + pinctrl-0 = < + &bluetooth_pins + &wifi_pins + >; i2c0_pins: pinmux_i2c0_pins { pinctrl-single,pins = < @@ -223,6 +236,21 @@ >; }; + spi0_pins: pinmux_spi0_pins { + pinctrl-single,pins = < + /* spi0_sclk.spi0_sclk */ + AM33XX_IOPAD(0x950, PIN_INPUT | MUX_MODE0) + /* spi0_d0.spi0_d0 */ + AM33XX_IOPAD(0x954, PIN_OUTPUT_PULLUP | MUX_MODE0) + /* spi0_d1.spi0_d1 */ + AM33XX_IOPAD(0x958, PIN_INPUT | MUX_MODE0) + /* spi0_cs0.spi0_cs0 */ + AM33XX_IOPAD(0x95C, PIN_OUTPUT | MUX_MODE0) + /* spi0_cs1.spi0_cs1 */ + AM33XX_IOPAD(0x960, PIN_OUTPUT | MUX_MODE0) + >; + }; + /* wl1271 bluetooth */ bluetooth_pins: pinmux_bluetooth_pins { pinctrl-single,pins = < @@ -230,6 +258,16 @@ AM33XX_IOPAD(0x9b0, PIN_OUTPUT_PULLUP | MUX_MODE7) >; }; + + /* wl1271 WiFi */ + wifi_pins: pinmux_wifi_pins { + pinctrl-single,pins = < + /* EMU1.gpio3_8 - WiFi IRQ */ + AM33XX_IOPAD(0x9e8, PIN_INPUT_PULLUP | MUX_MODE7) + /* XDMA_EVENT_INTR1.gpio0_20 - WiFi enable */ + AM33XX_IOPAD(0x9b4, PIN_OUTPUT | MUX_MODE7) + >; + }; }; &uart0 { @@ -394,3 +432,20 @@ status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&mmc1_pins>; }; + +&spi0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins>; + ti,pindir-d0-out-d1-in = <1>; + /* WLS1271 WiFi */ + wlcore: wlcore@1 { + compatible = "ti,wl1271"; + reg = <1>; + spi-max-frequency = <48000000>; + clock-xtal; + ref-clock-frequency = <38400000>; + interrupts-extended = <&gpio3 8 IRQ_TYPE_LEVEL_HIGH>; + vwlan-supply = <&vwlan_fixed>; + }; +};