gpio: tle9104: minor cleanups
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f4321c065c
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f9a45515a6
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@ -354,6 +354,8 @@ int Tle9104::init() {
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// disable outputs
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// disable outputs
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m_en.setValue(false);
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m_en.setValue(false);
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// Reset the chip
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m_resn.setValue(false);
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/* TODO: ensure all direct_io pins valid, otherwise support manipulationg output states over SPI */
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/* TODO: ensure all direct_io pins valid, otherwise support manipulationg output states over SPI */
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for (int i = 0; i < 4; i++) {
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for (int i = 0; i < 4; i++) {
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@ -364,11 +366,11 @@ int Tle9104::init() {
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writePad(i, false);
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writePad(i, false);
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}
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}
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// Reset the chip
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if (isBrainPinValid(cfg->resn)) {
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m_resn.setValue(false);
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chThdSleepMilliseconds(1);
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chThdSleepMilliseconds(1);
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m_resn.setValue(true);
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m_resn.setValue(true);
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chThdSleepMilliseconds(1);
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chThdSleepMilliseconds(1);
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}
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// read ID register
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// read ID register
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uint8_t id;
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uint8_t id;
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@ -378,7 +380,7 @@ int Tle9104::init() {
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return ret;
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return ret;
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}
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}
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// No chip detected if ID is wrong
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// No chip detected if ID is wrong
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if ((id & 0xFF) != 0xB1) {
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if (id != 0xB1) {
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return -1;
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return -1;
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}
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}
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