Workaround for SPI bus being asleep.
This needs to get cherrypicked to another PR as SPI Sleep needs to use a semaphore or something
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1dd7174480
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@ -179,6 +179,10 @@ void SpiMaster::PrepareRx(const volatile uint32_t cmdAddress,
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bool SpiMaster::Write(uint8_t pinCsn, const uint8_t* data, size_t size) {
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bool SpiMaster::Write(uint8_t pinCsn, const uint8_t* data, size_t size) {
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if (data == nullptr)
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if (data == nullptr)
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return false;
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return false;
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if (!active) {
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Wakeup();
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}
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auto ok = xSemaphoreTake(mutex, portMAX_DELAY);
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auto ok = xSemaphoreTake(mutex, portMAX_DELAY);
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ASSERT(ok == true);
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ASSERT(ok == true);
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taskToNotify = xTaskGetCurrentTaskHandle();
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taskToNotify = xTaskGetCurrentTaskHandle();
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@ -215,7 +219,9 @@ bool SpiMaster::Write(uint8_t pinCsn, const uint8_t* data, size_t size) {
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bool SpiMaster::Read(uint8_t pinCsn, uint8_t* cmd, size_t cmdSize, uint8_t* data, size_t dataSize) {
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bool SpiMaster::Read(uint8_t pinCsn, uint8_t* cmd, size_t cmdSize, uint8_t* data, size_t dataSize) {
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xSemaphoreTake(mutex, portMAX_DELAY);
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xSemaphoreTake(mutex, portMAX_DELAY);
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if (!active) {
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Wakeup();
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}
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taskToNotify = nullptr;
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taskToNotify = nullptr;
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this->pinCsn = pinCsn;
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this->pinCsn = pinCsn;
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@ -253,12 +259,16 @@ void SpiMaster::Sleep() {
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nrf_gpio_cfg_default(params.pinSCK);
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nrf_gpio_cfg_default(params.pinSCK);
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nrf_gpio_cfg_default(params.pinMOSI);
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nrf_gpio_cfg_default(params.pinMOSI);
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nrf_gpio_cfg_default(params.pinMISO);
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nrf_gpio_cfg_default(params.pinMISO);
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active = false;
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NRF_LOG_INFO("[SPIMASTER] sleep")
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NRF_LOG_INFO("[SPIMASTER] sleep")
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}
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}
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void SpiMaster::Wakeup() {
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void SpiMaster::Wakeup() {
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if (active) {
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return;
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}
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Init();
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Init();
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active = true;
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NRF_LOG_INFO("[SPIMASTER] Wakeup");
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NRF_LOG_INFO("[SPIMASTER] Wakeup");
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}
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}
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@ -60,6 +60,8 @@ namespace Pinetime {
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volatile size_t currentBufferSize = 0;
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volatile size_t currentBufferSize = 0;
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volatile TaskHandle_t taskToNotify;
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volatile TaskHandle_t taskToNotify;
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SemaphoreHandle_t mutex = nullptr;
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SemaphoreHandle_t mutex = nullptr;
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bool active;
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};
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};
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}
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}
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}
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}
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