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codeclean: turn on the regdma clock only once

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This commit is contained in:
wuzhenghui
2023-02-07 15:23:39 +08:00
parent 248aa6109d
commit 0b0da680d2
3 changed files with 19 additions and 4 deletions
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components/esp_hw_support/port/pau_regdma.c
+10 -4
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@@ -9,10 +9,11 @@
#include <esp_types.h>
#include "sdkconfig.h"
#include "esp_attr.h"
#include "soc/soc.h"
#include "esp_private/esp_pau.h"
#include "esp_log.h"
#include "soc/soc.h"
#include "soc/pcr_reg.h"
#include "esp_private/esp_pau.h"
#include "esp_private/periph_ctrl.h"
static __attribute__((unused)) const char *TAG = "pau_regdma";
@@ -22,9 +23,14 @@ typedef struct {
pau_context_t * __attribute__((weak)) PAU_instance(void)
{
static pau_hal_context_t pau_hal = { .dev = &PAU };
static pau_hal_context_t pau_hal = { .dev = NULL };
static pau_context_t pau_context = { .hal = &pau_hal };
*(volatile uint32_t *)PCR_REGDMA_CONF_REG |= PCR_REGDMA_CLK_EN;
if (pau_hal.dev == NULL) {
pau_hal.dev = &PAU;
periph_module_enable(PERIPH_REGDMA_MODULE);
}
return &pau_context;
}