Backlight - Carve out a better location for private driver functionality (#8329)

* rename backlight_soft to match rules.mk

* rename backlight_soft to match rules.mk - update common_features

* Carve out a better location for private driver backlight functionality

1 files changed, 4 insertions, 45 deletions

diff --git a/quantum/backlight/backlight.c b/quantum/backlight/backlight.c
index 4a0eac64c..34dd8cbdb 100644
--- a/quantum/backlight/backlight.c
+++ b/quantum/backlight/backlight.c
@@ -20,6 +20,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "eeconfig.h"
 #include "debug.h"
 
+#if defined(STM32F0XX) || defined(STM32F0xx)
+#    pragma message("Backlight support for STMF072 has had limited testing, YMMV. If unsure, set 'BACKLIGHT_ENABLE = no' in your rules.mk")
+#endif
+
 backlight_config_t backlight_config;
 
 #ifdef BACKLIGHT_BREATHING
@@ -27,51 +31,6 @@ backlight_config_t backlight_config;
 static uint8_t breathing_period = BREATHING_PERIOD;
 #endif
 
-#ifndef BACKLIGHT_CUSTOM_DRIVER
-#    if defined(BACKLIGHT_PINS)
-static const pin_t backlight_pins[] = BACKLIGHT_PINS;
-#        ifndef BACKLIGHT_LED_COUNT
-#            define BACKLIGHT_LED_COUNT (sizeof(backlight_pins) / sizeof(pin_t))
-#        endif
-
-#        define FOR_EACH_LED(x)                                 \
-            for (uint8_t i = 0; i < BACKLIGHT_LED_COUNT; i++) { \
-                pin_t backlight_pin = backlight_pins[i];        \
-                { x }                                           \
-            }
-#    else
-// we support only one backlight pin
-static const pin_t backlight_pin = BACKLIGHT_PIN;
-#        define FOR_EACH_LED(x) x
-#    endif
-
-static inline void backlight_on(pin_t backlight_pin) {
-#    if BACKLIGHT_ON_STATE == 0
-    writePinLow(backlight_pin);
-#    else
-    writePinHigh(backlight_pin);
-#    endif
-}
-
-static inline void backlight_off(pin_t backlight_pin) {
-#    if BACKLIGHT_ON_STATE == 0
-    writePinHigh(backlight_pin);
-#    else
-    writePinLow(backlight_pin);
-#    endif
-}
-
-void backlight_pins_init(void) {
-    // Setup backlight pin as output and output to off state.
-    FOR_EACH_LED(setPinOutput(backlight_pin); backlight_off(backlight_pin);)
-}
-
-void backlight_pins_on(void) { FOR_EACH_LED(backlight_on(backlight_pin);) }
-
-void backlight_pins_off(void) { FOR_EACH_LED(backlight_off(backlight_pin);) }
-
-#endif
-
 /** \brief Backlight initialization
  *
  * FIXME: needs doc