ARM: dts: dra72/1-evm: add pcf8575 used for lcd
DRA72 and DRA718 EVM boards has a pcf8575 gpio expander which is used for the LCD/LEDs and USB vbus detection. Add the node for the pcf8575. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
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@ -138,6 +138,11 @@
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};
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};
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};
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};
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&pcf_lcd {
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interrupt-parent = <&gpio7>;
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interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
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};
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&pcf_gpio_21 {
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&pcf_gpio_21 {
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interrupt-parent = <&gpio7>;
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interrupt-parent = <&gpio7>;
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interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
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interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
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@ -220,6 +220,15 @@
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status = "okay";
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status = "okay";
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clock-frequency = <400000>;
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clock-frequency = <400000>;
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pcf_lcd: gpio@20 {
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compatible = "nxp,pcf8575";
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reg = <0x20>;
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gpio-controller;
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#gpio-cells = <2>;
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interrupt-controller;
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#interrupt-cells = <2>;
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};
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pcf_gpio_21: gpio@21 {
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pcf_gpio_21: gpio@21 {
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compatible = "ti,pcf8575", "nxp,pcf8575";
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compatible = "ti,pcf8575", "nxp,pcf8575";
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reg = <0x21>;
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reg = <0x21>;
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