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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| /* | ||
| * Device Tree overlay for waveshare 3.5inch IPS LCD | ||
| * | ||
| */ | ||
|
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||
| /dts-v1/; | ||
| /plugin/; | ||
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| / { | ||
| compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709"; | ||
|
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| fragment@0 { | ||
| target = <&spi0>; | ||
| __overlay__ { | ||
| status = "okay"; | ||
|
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||
| spidev@0 { | ||
| status = "disabled"; | ||
| }; | ||
|
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| spidev@1 { | ||
| status = "disabled"; | ||
| }; | ||
| }; | ||
| }; | ||
|
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| fragment@1 { | ||
| target = <&gpio>; | ||
| __overlay__ { | ||
| waveshare35b_pins: waveshare35b_pins { | ||
| brcm,pins = <17 25 24>; | ||
| brcm,function = <0 0 0>; /* in in in */ | ||
| }; | ||
| }; | ||
| }; | ||
|
|
||
| fragment@2 { | ||
| target = <&spi0>; | ||
| __overlay__ { | ||
| /* needed to avoid dtc warning */ | ||
| #address-cells = <1>; | ||
| #size-cells = <0>; | ||
|
|
||
| waveshare35b: waveshare35b@0 { | ||
| compatible = "ilitek,ili9486"; | ||
| reg = <0>; | ||
| pinctrl-names = "default"; | ||
| pinctrl-0 = <&waveshare35b_pins>; | ||
|
|
||
| spi-max-frequency = <15000000>; | ||
| txbuflen = <32768>; | ||
| rotate = <90>; | ||
| bgr = <0>; | ||
| fps = <30>; | ||
| buswidth = <8>; | ||
| regwidth = <16>; | ||
| reset-gpios = <&gpio 25 0>; | ||
| dc-gpios = <&gpio 24 0>; | ||
| debug = <0>; | ||
|
|
||
| init = <0x10000b0 0x0 | ||
| 0x1000011 | ||
| 0x20000ff | ||
| 0x1000021 | ||
| 0x100003a 0x55 | ||
| 0x10000c2 0x33 | ||
| 0x10000c5 0x0 0x1e 0x80 | ||
| 0x1000036 0x28 | ||
| 0x10000b1 0xb0 | ||
| 0x10000e0 0x0 0x13 0x18 0x4 0xf 0x6 0x3a 0x56 0x4d 0x3 0xa 0x6 0x30 0x3e 0xf | ||
| 0x10000e1 0x0 0x13 0x18 0x1 0x11 0x6 0x38 0x34 0x4d 0x6 0xd 0xb 0x31 0x37 0xf | ||
| 0x1000011 | ||
| 0x20000ff | ||
| 0x1000029>; | ||
| }; | ||
|
|
||
| waveshare35b_ts: waveshare35b-ts@1 { | ||
| compatible = "ti,ads7846"; | ||
| reg = <1>; | ||
|
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||
| spi-max-frequency = <2000000>; | ||
| interrupts = <17 2>; /* high-to-low edge triggered */ | ||
| interrupt-parent = <&gpio>; | ||
| pendown-gpio = <&gpio 17 0>; | ||
| ti,x-plate-ohms = /bits/ 16 <60>; | ||
| ti,pressure-max = /bits/ 16 <255>; | ||
| }; | ||
| }; | ||
| }; | ||
| __overrides__ { | ||
| speed = <&waveshare35b>,"spi-max-frequency:0"; | ||
| txbuflen = <&waveshare35b>,"txbuflen:0"; | ||
| rotate = <&waveshare35b>,"rotate:0"; | ||
| fps = <&waveshare35b>,"fps:0"; | ||
| bgr = <&waveshare35b>,"bgr:0"; | ||
| debug = <&waveshare35b>,"debug:0"; | ||
| swapxy = <&waveshare35b_ts>,"ti,swap-xy?"; | ||
| }; | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| /* | ||
| * Device Tree overlay for waveshare 3.5inch IPS LCD | ||
| * | ||
| */ | ||
|
|
||
| /dts-v1/; | ||
| /plugin/; | ||
|
|
||
| / { | ||
| compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709"; | ||
|
|
||
| fragment@0 { | ||
| target = <&spi0>; | ||
| __overlay__ { | ||
| status = "okay"; | ||
|
|
||
| spidev@0 { | ||
| status = "disabled"; | ||
| }; | ||
|
|
||
| spidev@1 { | ||
| status = "disabled"; | ||
| }; | ||
| }; | ||
| }; | ||
|
|
||
| fragment@1 { | ||
| target = <&gpio>; | ||
| __overlay__ { | ||
| tft35a_pins: tft35a_pins { | ||
| brcm,pins = <17 25 24>; | ||
| brcm,function = <0 0 0>; /* in in in */ | ||
| }; | ||
| }; | ||
| }; | ||
|
|
||
| fragment@2 { | ||
| target = <&spi0>; | ||
| __overlay__ { | ||
| /* needed to avoid dtc warning */ | ||
| #address-cells = <1>; | ||
| #size-cells = <0>; | ||
|
|
||
| tft35a: tft35a@0 { | ||
| compatible = "ilitek,ili9486"; | ||
| reg = <0>; | ||
| pinctrl-names = "default"; | ||
| pinctrl-0 = <&tft35a_pins>; | ||
|
|
||
| spi-max-frequency = <2400000000>; | ||
| txbuflen = <32768>; | ||
| rotate = <90>; | ||
| bgr = <0>; | ||
| fps = <30>; | ||
| buswidth = <8>; | ||
| regwidth = <16>; | ||
| reset-gpios = <&gpio 25 0>; | ||
| dc-gpios = <&gpio 24 0>; | ||
| debug = <0>; | ||
|
|
||
| init = <0x10000f1 0x36 0x4 0x0 0x3c 0xf 0x8f | ||
| 0x10000f2 0x18 0xa3 0x12 0x2 0xb2 0x12 0xff 0x10 0x0 | ||
| 0x10000f8 0x21 0x4 | ||
| 0x10000f9 0x0 0x8 | ||
| 0x1000036 0x8 | ||
| 0x10000b4 0x0 | ||
| 0x10000c1 0x41 | ||
| 0x10000c5 0x0 0x91 0x80 0x0 | ||
| 0x10000e0 0xf 0x1f 0x1c 0xc 0xf 0x8 0x48 0x98 0x37 0xa 0x13 0x4 0x11 0xd 0x0 | ||
| 0x10000e1 0xf 0x32 0x2e 0xb 0xd 0x5 0x47 0x75 0x37 0x6 0x10 0x3 0x24 0x20 0x0 | ||
| 0x100003a 0x55 | ||
| 0x1000011 | ||
| 0x1000036 0x28 | ||
| 0x20000ff | ||
| 0x1000029>; | ||
| }; | ||
|
|
||
| tft35a_ts: tft35a-ts@1 { | ||
| compatible = "ti,ads7846"; | ||
| reg = <1>; | ||
|
|
||
| spi-max-frequency = <32000000>; | ||
| interrupts = <17 2>; /* high-to-low edge triggered */ | ||
| interrupt-parent = <&gpio>; | ||
| pendown-gpio = <&gpio 17 0>; | ||
| ti,x-plate-ohms = /bits/ 16 <60>; | ||
| ti,pressure-max = /bits/ 16 <255>; | ||
| }; | ||
| }; | ||
| }; | ||
| __overrides__ { | ||
| speed = <&tft35a>,"spi-max-frequency:0"; | ||
| txbuflen = <&tft35a>,"txbuflen:0"; | ||
| rotate = <&tft35a>,"rotate:0"; | ||
| fps = <&tft35a>,"fps:0"; | ||
| bgr = <&tft35a>,"bgr:0"; | ||
| debug = <&tft35a>,"debug:0"; | ||
| swapxy = <&tft35a_ts>,"ti,swap-xy?"; | ||
| }; | ||
| }; |