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ARM - Refactor SLEEP_LED to support more platforms (#8403) 

* Initial refactor of ARM SLEEP_LED to enable more platforms

* fix build issues

* Disable SLEEP_LED for boards with no caps lock code

* Enable GPT14 for boards with caps lock code and SLEEP_LED enabled

* Enable GPT for boards with caps lock code and SLEEP_LED enabled
master
Joel Challis 2021-02-28 15:52:43 +00:00 committed by GitHub
parent a3cbc8a004
commit 415a8bc249
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
25 changed files with 97 additions and 72 deletions
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2
keyboards/aeboards/ext65/rev2/config.h
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@ -74,3 +74,5 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define BACKLIGHT_LEVELS 6 #define BACKLIGHT_LEVELS 6
#define BACKLIGHT_BREATHING #define BACKLIGHT_BREATHING
#define BREATHING_PERIOD 6 #define BREATHING_PERIOD 6
#define SLEEP_LED_GPT_DRIVER GPTD1

2
keyboards/aeboards/ext65/rev2/halconf.h
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@ -27,5 +27,7 @@
#define HAL_USE_SPI TRUE #define HAL_USE_SPI TRUE
#define HAL_USE_GPT TRUE
#include_next <halconf.h> #include_next <halconf.h>

2
keyboards/aeboards/ext65/rev2/mcuconf.h
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@ -32,3 +32,5 @@
#undef STM32_SPI_USE_SPI2 #undef STM32_SPI_USE_SPI2
#define STM32_SPI_USE_SPI2 TRUE #define STM32_SPI_USE_SPI2 TRUE
#undef STM32_GPT_USE_TIM1
#define STM32_GPT_USE_TIM1 TRUE

2
keyboards/cannonkeys/an_c/rules.mk
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@ -11,7 +11,7 @@ MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
CUSTOM_MATRIX = no # Custom matrix file CUSTOM_MATRIX = no # Custom matrix file
BACKLIGHT_ENABLE = yes BACKLIGHT_ENABLE = yes

2
keyboards/cannonkeys/chimera65/rules.mk
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@ -11,7 +11,7 @@ MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
CUSTOM_MATRIX = no # Custom matrix file CUSTOM_MATRIX = no # Custom matrix file
BACKLIGHT_ENABLE = yes BACKLIGHT_ENABLE = yes

2
keyboards/cannonkeys/instant60/rules.mk
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@ -10,7 +10,7 @@ MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
CUSTOM_MATRIX = no # Custom matrix file CUSTOM_MATRIX = no # Custom matrix file
BACKLIGHT_ENABLE = yes BACKLIGHT_ENABLE = yes

2
keyboards/cannonkeys/iron165/rules.mk
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@ -9,7 +9,7 @@ MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
CUSTOM_MATRIX = no # Custom matrix file CUSTOM_MATRIX = no # Custom matrix file
BACKLIGHT_ENABLE = yes BACKLIGHT_ENABLE = yes

2
keyboards/cannonkeys/satisfaction75/rules.mk
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@ -15,7 +15,7 @@ MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
CUSTOM_MATRIX = no # Custom matrix file CUSTOM_MATRIX = no # Custom matrix file
ENCODER_ENABLE = yes ENCODER_ENABLE = yes

2
keyboards/cannonkeys/savage65/rules.mk
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@ -11,7 +11,7 @@ MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
CUSTOM_MATRIX = no # Custom matrix file CUSTOM_MATRIX = no # Custom matrix file
BACKLIGHT_ENABLE = yes BACKLIGHT_ENABLE = yes

2
keyboards/cannonkeys/tmov2/rules.mk
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@ -11,7 +11,7 @@ MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
CUSTOM_MATRIX = no # Custom matrix file CUSTOM_MATRIX = no # Custom matrix file
BACKLIGHT_ENABLE = yes BACKLIGHT_ENABLE = yes

2
keyboards/cannonkeys/tsukuyomi/rules.mk
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@ -10,7 +10,7 @@ EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work # if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality

2
keyboards/daji/seis_cinco/rules.mk
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@ -11,7 +11,7 @@ EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = no # Console for debug CONSOLE_ENABLE = no # Console for debug
COMMAND_ENABLE = no # Commands for debug and configuration COMMAND_ENABLE = no # Commands for debug and configuration
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work # if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality

2
keyboards/handwired/ck4x4/rules.mk
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@ -10,7 +10,7 @@ MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
CUSTOM_MATRIX = no # Custom matrix file CUSTOM_MATRIX = no # Custom matrix file

4
keyboards/handwired/onekey/rules.mk
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@ -7,9 +7,9 @@ EXTRAKEY_ENABLE = yes # Audio control and System control(+450)
CONSOLE_ENABLE = yes # Console for debug(+400) CONSOLE_ENABLE = yes # Console for debug(+400)
COMMAND_ENABLE = no # Commands for debug and configuration COMMAND_ENABLE = no # Commands for debug and configuration
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work # if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality on B7 by default BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality on B7 by default
RGBLIGHT_ENABLE = no # Enable keyboard RGB underglow RGBLIGHT_ENABLE = no # Enable keyboard RGB underglow
MIDI_ENABLE = no # MIDI support (+2400 to 4200, depending on config) MIDI_ENABLE = no # MIDI support (+2400 to 4200, depending on config)

3
keyboards/projectkb/alice/config.h 100644
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@ -0,0 +1,3 @@
#pragma once
#define SLEEP_LED_GPT_DRIVER GPTD1

2
keyboards/projectkb/alice/halconf.h
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@ -27,5 +27,7 @@
#define HAL_USE_SPI TRUE #define HAL_USE_SPI TRUE
#define HAL_USE_GPT TRUE
#include_next <halconf.h> #include_next <halconf.h>

2
keyboards/projectkb/alice/mcuconf.h
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@ -32,3 +32,5 @@
#undef STM32_SPI_USE_SPI2 #undef STM32_SPI_USE_SPI2
#define STM32_SPI_USE_SPI2 TRUE #define STM32_SPI_USE_SPI2 TRUE
#undef STM32_GPT_USE_TIM1
#define STM32_GPT_USE_TIM1 TRUE

2
keyboards/projectkb/signature87/rules.mk
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@ -9,7 +9,7 @@ MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover NKRO_ENABLE = yes # USB Nkey Rollover
BACKLIGHT_ENABLE = no BACKLIGHT_ENABLE = no

2
keyboards/ramonimbao/wete/config.h
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@ -46,6 +46,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define RGBLED_NUM 24 #define RGBLED_NUM 24
#define RGBLIGHT_ANIMATIONS #define RGBLIGHT_ANIMATIONS
#define SLEEP_LED_GPT_DRIVER GPTD1
/* define if matrix has ghost */ /* define if matrix has ghost */
//#define MATRIX_HAS_GHOST //#define MATRIX_HAS_GHOST

2
keyboards/ramonimbao/wete/halconf.h
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@ -23,5 +23,7 @@
#define HAL_USE_PWM TRUE #define HAL_USE_PWM TRUE
#define HAL_USE_GPT TRUE
#include_next <halconf.h> #include_next <halconf.h>

2
keyboards/ramonimbao/wete/mcuconf.h
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@ -35,3 +35,5 @@
#undef STM32_SPI_USE_SPI2 #undef STM32_SPI_USE_SPI2
#define STM32_SPI_USE_SPI2 TRUE #define STM32_SPI_USE_SPI2 TRUE
#undef STM32_GPT_USE_TIM1
#define STM32_GPT_USE_TIM1 TRUE

2
keyboards/westfoxtrot/prophet/config.h
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@ -30,3 +30,5 @@
#define LOCKING_SUPPORT_ENABLE #define LOCKING_SUPPORT_ENABLE
/* Locking resynchronize hack */ /* Locking resynchronize hack */
#define LOCKING_RESYNC_ENABLE #define LOCKING_RESYNC_ENABLE
#define SLEEP_LED_GPT_DRIVER GPTD1

27
keyboards/westfoxtrot/prophet/halconf.h 100644
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@ -0,0 +1,27 @@
/* Copyright 2020 QMK
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* This file was auto-generated by:
* `qmk chibios-confmigrate -i keyboards/projectkb/alice/halconf.h -r platforms/chibios/common/configs/halconf.h`
*/
#pragma once
#define HAL_USE_GPT TRUE
#include_next <halconf.h>

5
keyboards/westfoxtrot/prophet/mcuconf.h
View File

@ -23,6 +23,5 @@
#include_next <mcuconf.h> #include_next <mcuconf.h>
#undef STM32_PWM_USE_TIM3 #undef STM32_GPT_USE_TIM1
#define STM32_PWM_USE_TIM3 TRUE #define STM32_GPT_USE_TIM1 TRUE

90
tmk_core/common/chibios/sleep_led.c
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@ -9,21 +9,13 @@
* Use LP timer on Kinetises, TIM14 on STM32F0. * Use LP timer on Kinetises, TIM14 on STM32F0.
*/ */
#if defined(KL2x) || defined(K20x) #ifndef SLEEP_LED_GPT_DRIVER
# if defined(STM32F0XX)
/* Use Low Power Timer (LPTMR) */ # define SLEEP_LED_GPT_DRIVER GPTD14
# define TIMER_INTERRUPT_VECTOR KINETIS_LPTMR0_IRQ_VECTOR # endif
# define RESET_COUNTER LPTMR0->CSR |= LPTMRx_CSR_TCF
#elif defined(STM32F0XX)
/* Use TIM14 manually */
# define TIMER_INTERRUPT_VECTOR STM32_TIM14_HANDLER
# define RESET_COUNTER STM32_TIM14->SR &= ~STM32_TIM_SR_UIF
#endif #endif
#if defined(KL2x) || defined(K20x) || defined(STM32F0XX) /* common parts for timers/interrupts */ #if defined(KL2x) || defined(K20x) || defined(SLEEP_LED_GPT_DRIVER) /* common parts for timers/interrupts */
/* Breathing Sleep LED brighness(PWM On period) table /* Breathing Sleep LED brighness(PWM On period) table
* (64[steps] * 4[duration]) / 64[PWM periods/s] = 4 second breath cycle * (64[steps] * 4[duration]) / 64[PWM periods/s] = 4 second breath cycle
@ -33,10 +25,7 @@
*/ */
static const uint8_t breathing_table[64] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 6, 10, 15, 23, 32, 44, 58, 74, 93, 113, 135, 157, 179, 199, 218, 233, 245, 252, 255, 252, 245, 233, 218, 199, 179, 157, 135, 113, 93, 74, 58, 44, 32, 23, 15, 10, 6, 4, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static const uint8_t breathing_table[64] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 6, 10, 15, 23, 32, 44, 58, 74, 93, 113, 135, 157, 179, 199, 218, 233, 245, 252, 255, 252, 245, 233, 218, 199, 179, 157, 135, 113, 93, 74, 58, 44, 32, 23, 15, 10, 6, 4, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
/* interrupt handler */ void sleep_led_timer_callback(void) {
OSAL_IRQ_HANDLER(TIMER_INTERRUPT_VECTOR) {
OSAL_IRQ_PROLOGUE();
/* Software PWM /* Software PWM
* timer:1111 1111 1111 1111 * timer:1111 1111 1111 1111
* \_____/\/ \_______/____ count(0-255) * \_____/\/ \_______/____ count(0-255)
@ -64,17 +53,16 @@ OSAL_IRQ_HANDLER(TIMER_INTERRUPT_VECTOR) {
if (timer.pwm.count == breathing_table[timer.pwm.index]) { if (timer.pwm.count == breathing_table[timer.pwm.index]) {
led_set(0); led_set(0);
} }
/* Reset the counter */
RESET_COUNTER;
OSAL_IRQ_EPILOGUE();
} }
#endif /* common parts for known platforms */ #endif /* common parts for known platforms */
#if defined(KL2x) || defined(K20x) /* platform selection: familiar Kinetis chips */ #if defined(KL2x) || defined(K20x) /* platform selection: familiar Kinetis chips */
/* Use Low Power Timer (LPTMR) */
# define TIMER_INTERRUPT_VECTOR KINETIS_LPTMR0_IRQ_VECTOR
# define RESET_COUNTER LPTMR0->CSR |= LPTMRx_CSR_TCF
/* LPTMR clock options */ /* LPTMR clock options */
# define LPTMR_CLOCK_MCGIRCLK 0 /* 4MHz clock */ # define LPTMR_CLOCK_MCGIRCLK 0 /* 4MHz clock */
# define LPTMR_CLOCK_LPO 1 /* 1kHz clock */ # define LPTMR_CLOCK_LPO 1 /* 1kHz clock */
@ -86,6 +74,18 @@ OSAL_IRQ_HANDLER(TIMER_INTERRUPT_VECTOR) {
# define SIM_SCGC5_LPTMR SIM_SCGC5_LPTIMER # define SIM_SCGC5_LPTMR SIM_SCGC5_LPTIMER
# endif # endif
/* interrupt handler */
OSAL_IRQ_HANDLER(TIMER_INTERRUPT_VECTOR) {
OSAL_IRQ_PROLOGUE();
sleep_led_timer_callback();
/* Reset the counter */
RESET_COUNTER;
OSAL_IRQ_EPILOGUE();
}
/* Initialise the timer */ /* Initialise the timer */
void sleep_led_init(void) { void sleep_led_init(void) {
/* Make sure the clock to the LPTMR is enabled */ /* Make sure the clock to the LPTMR is enabled */
@ -159,45 +159,23 @@ void sleep_led_toggle(void) {
LPTMR0->CSR ^= LPTMRx_CSR_TEN; LPTMR0->CSR ^= LPTMRx_CSR_TEN;
} }
#elif defined(STM32F0XX) /* platform selection: STM32F0XX */ #elif defined(SLEEP_LED_GPT_DRIVER)
static void gptTimerCallback(GPTDriver *gptp) {
(void)gptp;
sleep_led_timer_callback();
}
static const GPTConfig gptcfg = {1000000, gptTimerCallback, 0, 0};
/* Initialise the timer */ /* Initialise the timer */
void sleep_led_init(void) { void sleep_led_init(void) { gptStart(&SLEEP_LED_GPT_DRIVER, &gptcfg); }
/* enable clock */
rccEnableTIM14(FALSE); /* low power enable = FALSE */
rccResetTIM14();
/* prescale */ void sleep_led_enable(void) { gptStartContinuous(&SLEEP_LED_GPT_DRIVER, gptcfg.frequency / 0xFFFF); }
/* Assuming 48MHz internal clock */
/* getting cca 65484 irqs/sec */
STM32_TIM14->PSC = 733;
/* auto-reload */ void sleep_led_disable(void) { gptStopTimer(&SLEEP_LED_GPT_DRIVER); }
/* 0 => interrupt every time */
STM32_TIM14->ARR = 3;
/* enable counter update event interrupt */ void sleep_led_toggle(void) { (SLEEP_LED_GPT_DRIVER.state == GPT_READY) ? sleep_led_enable() : sleep_led_disable(); }
STM32_TIM14->DIER |= STM32_TIM_DIER_UIE;
/* register interrupt vector */
nvicEnableVector(STM32_TIM14_NUMBER, 2); /* vector, priority */
}
void sleep_led_enable(void) {
/* Enable the timer */
STM32_TIM14->CR1 = STM32_TIM_CR1_CEN | STM32_TIM_CR1_URS;
/* URS => update event only on overflow; setting UG bit disabled */
}
void sleep_led_disable(void) {
/* Disable the timer */
STM32_TIM14->CR1 = 0;
}
void sleep_led_toggle(void) {
/* Toggle the timer */
STM32_TIM14->CR1 ^= STM32_TIM_CR1_CEN;
}
#else /* platform selection: not on familiar chips */ #else /* platform selection: not on familiar chips */