From 912f9c0757a911b10478a2b498d551dc1fe6e7e4 Mon Sep 17 00:00:00 2001 From: jacqueline Date: Thu, 19 Oct 2023 13:01:28 +1100 Subject: Free the i2s dma channel when it's not in use It turns out this is why bluetooth playback keeps running out of memory /facepalm --- src/drivers/i2s_dac.cpp | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'src/drivers/i2s_dac.cpp') diff --git a/src/drivers/i2s_dac.cpp b/src/drivers/i2s_dac.cpp index 9ff6e380..435c16e4 100644 --- a/src/drivers/i2s_dac.cpp +++ b/src/drivers/i2s_dac.cpp @@ -91,15 +91,12 @@ I2SDac::I2SDac(IGpios& gpio, i2s_chan_handle_t i2s_handle) I2S_SLOT_MODE_STEREO)) { clock_config_.clk_src = I2S_CLK_SRC_APLL; - // Keep the 5V circuity off until it's needed. - gpio_.WriteSync(IGpios::Pin::kAmplifierEnable, false); + gpio_.WriteSync(IGpios::Pin::kAmplifierEnable, true); // Reset all registers back to their default values. wm8523::WriteRegister(wm8523::Register::kReset, 1); vTaskDelay(pdMS_TO_TICKS(10)); wm8523::WriteRegister(wm8523::Register::kPsCtrl, 0b0); - - gpio_.WriteSync(IGpios::Pin::kAmplifierEnable, true); } I2SDac::~I2SDac() { -- cgit v1.2.3