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805504abdc
Enable GPIO and pinctrl in Kconfig. Add required <mach/gpio.h> for gpiolib. Instantiate the BCM2835 GPIO module in bcm2835.dtsi. Add a pinctrl definition to bcm2835-rpi-b.dts that sets up all of the board's required pinmux configuration. GPIO aren't specified; that's left to gpio_request(). Signed-off-by: Stephen Warren <swarren@wwwdotorg.org> Acked-by: Linus Walleij <linus.walleij@linaro.org>
28 lines
468 B
Plaintext
28 lines
468 B
Plaintext
/dts-v1/;
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/memreserve/ 0x0c000000 0x04000000;
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/include/ "bcm2835.dtsi"
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/ {
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compatible = "raspberrypi,model-b", "brcm,bcm2835";
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model = "Raspberry Pi Model B";
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memory {
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reg = <0 0x10000000>;
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};
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};
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&gpio {
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pinctrl-names = "default";
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pinctrl-0 = <&alt0 &alt3>;
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alt0: alt0 {
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brcm,pins = <0 1 2 3 4 5 6 7 8 9 10 11 14 15 40 45>;
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brcm,function = <4>; /* alt0 */
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};
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alt3: alt3 {
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brcm,pins = <48 49 50 51 52 53>;
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brcm,function = <7>; /* alt3 */
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};
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};
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