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Merge branch 'bugfix/gpio_drive_cap_v5.0' into 'release/v5.0'
fix(gpio): add workaround to ensure correct IO drive strength for C3 and S3 (v5.0) See merge request espressif/esp-idf!30468
This commit is contained in:
commit
6371dcbcb0
@ -1,5 +1,5 @@
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/*
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* SPDX-FileCopyrightText: 2020-2021 Espressif Systems (Shanghai) CO LTD
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* SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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@ -325,7 +325,12 @@ static inline void gpio_ll_wakeup_disable(gpio_dev_t *hw, uint32_t gpio_num)
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*/
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static inline void gpio_ll_set_drive_capability(gpio_dev_t *hw, uint32_t gpio_num, gpio_drive_cap_t strength)
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{
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SET_PERI_REG_BITS(GPIO_PIN_MUX_REG[gpio_num], FUN_DRV_V, strength, FUN_DRV_S);
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uint32_t drv_cap = (uint32_t)strength;
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// DRV = 1 and DRV = 2 register bits are flipped for IO2, IO3, IO4, IO5, IO18, IO19 on the target
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if (gpio_num == 2 || gpio_num == 3 || gpio_num == 4 || gpio_num == 5 || gpio_num == 18 || gpio_num == 19) {
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drv_cap = ((drv_cap & 0x1) << 1) | ((drv_cap & 0x2) >> 1); // swap bit0 and bit1
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}
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SET_PERI_REG_BITS(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_DRV_V, drv_cap, FUN_DRV_S);
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}
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/**
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@ -337,7 +342,12 @@ static inline void gpio_ll_set_drive_capability(gpio_dev_t *hw, uint32_t gpio_nu
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*/
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static inline void gpio_ll_get_drive_capability(gpio_dev_t *hw, uint32_t gpio_num, gpio_drive_cap_t *strength)
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{
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*strength = (gpio_drive_cap_t)GET_PERI_REG_BITS2(GPIO_PIN_MUX_REG[gpio_num], FUN_DRV_V, FUN_DRV_S);
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uint32_t drv_cap = GET_PERI_REG_BITS2(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_DRV_V, FUN_DRV_S);
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// DRV = 1 and DRV = 2 register bits are flipped for IO2, IO3, IO4, IO5, IO18, IO19 on the target
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if (gpio_num == 2 || gpio_num == 3 || gpio_num == 4 || gpio_num == 5 || gpio_num == 18 || gpio_num == 19) {
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drv_cap = ((drv_cap & 0x1) << 1) | ((drv_cap & 0x2) >> 1); // swap bit0 and bit1
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}
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*strength = (gpio_drive_cap_t)drv_cap;
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}
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/**
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@ -1,5 +1,5 @@
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/*
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* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
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* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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@ -352,7 +352,12 @@ static inline void gpio_ll_wakeup_disable(gpio_dev_t *hw, uint32_t gpio_num)
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*/
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static inline void gpio_ll_set_drive_capability(gpio_dev_t *hw, uint32_t gpio_num, gpio_drive_cap_t strength)
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{
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SET_PERI_REG_BITS(GPIO_PIN_MUX_REG[gpio_num], FUN_DRV_V, strength, FUN_DRV_S);
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uint32_t drv_cap = (uint32_t)strength;
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// DRV = 1 and DRV = 2 register bits are flipped for IO17, IO18 on the target
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if (gpio_num == 17 || gpio_num == 18) {
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drv_cap = ((drv_cap & 0x1) << 1) | ((drv_cap & 0x2) >> 1); // swap bit0 and bit1
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}
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SET_PERI_REG_BITS(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_DRV_V, drv_cap, FUN_DRV_S);
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}
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/**
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@ -364,7 +369,12 @@ static inline void gpio_ll_set_drive_capability(gpio_dev_t *hw, uint32_t gpio_nu
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*/
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static inline void gpio_ll_get_drive_capability(gpio_dev_t *hw, uint32_t gpio_num, gpio_drive_cap_t *strength)
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{
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*strength = (gpio_drive_cap_t)GET_PERI_REG_BITS2(GPIO_PIN_MUX_REG[gpio_num], FUN_DRV_V, FUN_DRV_S);
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uint32_t drv_cap = GET_PERI_REG_BITS2(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_DRV_V, FUN_DRV_S);
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// DRV = 1 and DRV = 2 register bits are flipped for IO17, IO18 on the target
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if (gpio_num == 17 || gpio_num == 18) {
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drv_cap = ((drv_cap & 0x1) << 1) | ((drv_cap & 0x2) >> 1); // swap bit0 and bit1
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}
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*strength = (gpio_drive_cap_t)drv_cap;
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}
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/**
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@ -1,5 +1,5 @@
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/*
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* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
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* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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@ -145,7 +145,12 @@ static inline uint32_t rtcio_ll_get_level(int rtcio_num)
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static inline void rtcio_ll_set_drive_capability(int rtcio_num, uint32_t strength)
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{
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if (rtc_io_desc[rtcio_num].drv_v) {
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SET_PERI_REG_BITS(rtc_io_desc[rtcio_num].reg, rtc_io_desc[rtcio_num].drv_v, strength, rtc_io_desc[rtcio_num].drv_s);
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uint32_t drv_cap = strength;
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// DRV = 1 and DRV = 2 register bits are flipped for IO17, IO18 on the target
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if (rtcio_num == RTCIO_GPIO17_CHANNEL || rtcio_num == RTCIO_GPIO18_CHANNEL) {
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drv_cap = ((drv_cap & 0x1) << 1) | ((drv_cap & 0x2) >> 1); // swap bit0 and bit1
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}
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SET_PERI_REG_BITS(rtc_io_desc[rtcio_num].reg, rtc_io_desc[rtcio_num].drv_v, drv_cap, rtc_io_desc[rtcio_num].drv_s);
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}
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}
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@ -157,7 +162,12 @@ static inline void rtcio_ll_set_drive_capability(int rtcio_num, uint32_t strengt
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*/
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static inline uint32_t rtcio_ll_get_drive_capability(int rtcio_num)
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{
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return GET_PERI_REG_BITS2(rtc_io_desc[rtcio_num].reg, rtc_io_desc[rtcio_num].drv_v, rtc_io_desc[rtcio_num].drv_s);
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uint32_t strength = GET_PERI_REG_BITS2(rtc_io_desc[rtcio_num].reg, rtc_io_desc[rtcio_num].drv_v, rtc_io_desc[rtcio_num].drv_s);
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// DRV = 1 and DRV = 2 register bits are flipped for IO17, IO18 on the target
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if (rtcio_num == RTCIO_GPIO17_CHANNEL || rtcio_num == RTCIO_GPIO18_CHANNEL) {
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strength = ((strength & 0x1) << 1) | ((strength & 0x2) >> 1); // swap bit0 and bit1
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}
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return strength;
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}
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/**
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