2c4dd5bfc0
- Add support for single channel - Add support for multi channel using single PRU - Add support for multi channel using multiple PRUs with load share mode Fixes: PINDSW-5468, PINDSW-5479, PINDSW-5488, PINDSW-5494, PINDSW-5495 Signed-off-by: Dhaval Khandla <dhavaljk@ti.com>
83 lines
2.4 KiB
JavaScript
83 lines
2.4 KiB
JavaScript
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let common = system.getScript("/common");
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let pinmux = system.getScript("/drivers/pinmux/pinmux");
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function getInterfaceName(inst)
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{
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return `PRU_${inst.instance}_PRU`;
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}
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function getInterfacePinList(inst)
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{
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let pinList = [];
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/* BISSC_CHANNEL0_TX_ENABLE - is configured as soc gpio and kept low forever */
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/*pinList.push({ pinName: "GPO2", displayName: "BISSC_CHANNEL0_TX_ENABLE", rx: false});*/
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pinList.push({ pinName: "GPO1", displayName: "BISSC_CHANNEL0_TX", rx: false});
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pinList.push({ pinName: "GPO0", displayName: "BISSC_CHANNEL0_CLK", rx: false});
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pinList.push({ pinName: "GPI13", displayName: "BISSC_CHANNEL0_RX", rx: true});
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/* BISSC_CHANNEL1_TX_ENABLE - is configured as soc gpio and kept low forever */
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/*pinList.push({ pinName: "GPO5", displayName: "BISSC_CHANNEL1_TX_ENABLE", rx: false});*/
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pinList.push({ pinName: "GPO4", displayName: "BISSC_CHANNEL1_TX", rx: false});
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pinList.push({ pinName: "GPO3", displayName: "BISSC_CHANNEL1_CLK", rx: false});
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pinList.push({ pinName: "GPI14", displayName: "BISSC_CHANNEL1_RX", rx: true});
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/* BISSC_CHANNEL2_TX_ENABLE - is configured as soc gpio and kept low forever */
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/*pinList.push({ pinName: "GPO8", displayName: "BISSC_CHANNEL2_TX_ENABLE", rx: false});*/
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pinList.push({ pinName: "GPO12", displayName: "BISSC_CHANNEL2_TX", rx: false});
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pinList.push({ pinName: "GPO6", displayName: "BISSC_CHANNEL2_CLK", rx: false});
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pinList.push({ pinName: "GPI11", displayName: "BISSC_CHANNEL2_RX", rx: true});
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return pinList;
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}
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function pinmuxRequirements(inst) {
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let interfaceName = getInterfaceName(inst);
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let pinList = getInterfacePinList(inst);
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let resources = [];
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for(let pin of pinList)
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{
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let pinResource = pinmux.getPinRequirements(interfaceName, pin.pinName, pin.displayName);
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pinmux.setConfigurableDefault( pinResource, "rx", pin.rx );
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resources.push( pinResource );
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}
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let peripheralRequirements = {
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name: interfaceName,
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displayName: interfaceName,
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interfaceName: interfaceName,
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resources: resources,
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};
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return [peripheralRequirements];
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}
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function getPeripheralPinNames(inst)
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{
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let pinList = [];
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let pinNameList = [];
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pinList = getInterfacePinList(inst);
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for(let pin of pinList)
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{
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pinNameList.push( pin.pinName );
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}
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return pinNameList;
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}
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exports = {
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pinmuxRequirements,
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getInterfaceName,
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getPeripheralPinNames,
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};
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