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Merge branch 'fix/rtc-io-invalid-clock-access-c5' into 'master'

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fix(rtc_io): fixed invalid clock access on C5

See merge request espressif/esp-idf!48408
This commit is contained in:
Marius Vikhammer
2026-05-14 13:47:43 +08:00
parent cc532288e8 80966c6156
commit 89a9f70098
1 changed files with 14 additions and 5 deletions
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components/esp_hal_gpio/esp32c5/include/hal/rtc_io_ll.h
+14 -5
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -61,10 +61,19 @@ static inline void rtcio_ll_iomux_func_sel(int rtcio_num, int func)
*/
static inline void _rtcio_ll_enable_io_clock(bool enable)
{
LPPERI.clk_en.lp_io_ck_en = enable;
LP_GPIO.clock_gate.clk_en = enable;
while ((LPPERI.clk_en.lp_io_ck_en != enable) || (LP_GPIO.clock_gate.clk_en != enable)) {
;
// LPPERI clock controls LP_GPIO so needs to be enabled first/disabled last
if (enable) {
LPPERI.clk_en.lp_io_ck_en = enable;
LP_GPIO.clock_gate.clk_en = enable;
} else {
LP_GPIO.clock_gate.clk_en = enable;
LPPERI.clk_en.lp_io_ck_en = enable;
}
if (enable) {
while ((LPPERI.clk_en.lp_io_ck_en != enable) || (LP_GPIO.clock_gate.clk_en != enable)) {
;
}
}
}