RGB Matrix: driver naming cleanups (#21594)

16 files changed, 282 insertions, 282 deletions

diff --git a/drivers/led/aw20216.c b/drivers/led/aw20216.c
index 5fd25eed88..479643add4 100644
--- a/drivers/led/aw20216.c
+++ b/drivers/led/aw20216.c
@@ -71,7 +71,7 @@
 uint8_t g_pwm_buffer[DRIVER_COUNT][AW_PWM_REGISTER_COUNT];
 bool    g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
 
-bool AW20216_write(pin_t cs_pin, uint8_t page, uint8_t reg, uint8_t* data, uint8_t len) {
+bool aw20216_write(pin_t cs_pin, uint8_t page, uint8_t reg, uint8_t* data, uint8_t len) {
     static uint8_t s_spi_transfer_buffer[2] = {0};
 
     if (!spi_start(cs_pin, false, AW_SPI_MODE, AW_SPI_DIVISOR)) {
@@ -96,52 +96,52 @@ bool AW20216_write(pin_t cs_pin, uint8_t page, uint8_t reg, uint8_t* data, uint8
     return true;
 }
 
-static inline bool AW20216_write_register(pin_t cs_pin, uint8_t page, uint8_t reg, uint8_t value) {
+static inline bool aw20216_write_register(pin_t cs_pin, uint8_t page, uint8_t reg, uint8_t value) {
     // Little wrapper so callers need not care about sending a buffer
-    return AW20216_write(cs_pin, page, reg, &value, 1);
+    return aw20216_write(cs_pin, page, reg, &value, 1);
 }
 
-void AW20216_soft_reset(pin_t cs_pin) {
-    AW20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_RESET, AW_RESET_CMD);
+void aw20216_soft_reset(pin_t cs_pin) {
+    aw20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_RESET, AW_RESET_CMD);
 }
 
-static void AW20216_init_scaling(pin_t cs_pin) {
+static void aw20216_init_scaling(pin_t cs_pin) {
     // Set constant current to the max, control brightness with PWM
     for (uint8_t i = 0; i < AW_PWM_REGISTER_COUNT; i++) {
-        AW20216_write_register(cs_pin, AW_PAGE_SCALING, i, AW_SCALING_MAX);
+        aw20216_write_register(cs_pin, AW_PAGE_SCALING, i, AW_SCALING_MAX);
     }
 }
 
-static inline void AW20216_init_current_limit(pin_t cs_pin) {
+static inline void aw20216_init_current_limit(pin_t cs_pin) {
     // Push config
-    AW20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_GLOBALCURRENT, AW_GLOBAL_CURRENT_MAX);
+    aw20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_GLOBALCURRENT, AW_GLOBAL_CURRENT_MAX);
 }
 
-static inline void AW20216_soft_enable(pin_t cs_pin) {
+static inline void aw20216_soft_enable(pin_t cs_pin) {
     // Push config
-    AW20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_CONFIGURATION, AW_CONFIG_DEFAULT | AW_CHIPEN);
+    aw20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_CONFIGURATION, AW_CONFIG_DEFAULT | AW_CHIPEN);
 }
 
-static inline void AW20216_auto_lowpower(pin_t cs_pin) {
-    AW20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_MIXFUNCTION, AW_MIXCR_DEFAULT | AW_LPEN);
+static inline void aw20216_auto_lowpower(pin_t cs_pin) {
+    aw20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_MIXFUNCTION, AW_MIXCR_DEFAULT | AW_LPEN);
 }
 
-void AW20216_init(pin_t cs_pin, pin_t en_pin) {
+void aw20216_init(pin_t cs_pin, pin_t en_pin) {
     setPinOutput(en_pin);
     writePinHigh(en_pin);
 
-    AW20216_soft_reset(cs_pin);
+    aw20216_soft_reset(cs_pin);
     wait_ms(2);
 
     // Drivers should start with all scaling and PWM registers as off
-    AW20216_init_current_limit(cs_pin);
-    AW20216_init_scaling(cs_pin);
+    aw20216_init_current_limit(cs_pin);
+    aw20216_init_scaling(cs_pin);
 
-    AW20216_soft_enable(cs_pin);
-    AW20216_auto_lowpower(cs_pin);
+    aw20216_soft_enable(cs_pin);
+    aw20216_auto_lowpower(cs_pin);
 }
 
-void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
+void aw20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     aw_led led;
     memcpy_P(&led, (&g_aw_leds[index]), sizeof(led));
 
@@ -154,15 +154,15 @@ void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     g_pwm_buffer_update_required[led.driver] = true;
 }
 
-void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
+void aw20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
     for (uint8_t i = 0; i < RGB_MATRIX_LED_COUNT; i++) {
-        AW20216_set_color(i, red, green, blue);
+        aw20216_set_color(i, red, green, blue);
     }
 }
 
-void AW20216_update_pwm_buffers(pin_t cs_pin, uint8_t index) {
+void aw20216_update_pwm_buffers(pin_t cs_pin, uint8_t index) {
     if (g_pwm_buffer_update_required[index]) {
-        AW20216_write(cs_pin, AW_PAGE_PWM, 0, g_pwm_buffer[index], AW_PWM_REGISTER_COUNT);
+        aw20216_write(cs_pin, AW_PAGE_PWM, 0, g_pwm_buffer[index], AW_PWM_REGISTER_COUNT);
     }
     g_pwm_buffer_update_required[index] = false;
 }
diff --git a/drivers/led/aw20216.h b/drivers/led/aw20216.h
index c6e71b4b4e..e342cb6bac 100644
--- a/drivers/led/aw20216.h
+++ b/drivers/led/aw20216.h
@@ -30,10 +30,10 @@ typedef struct aw_led {
 
 extern const aw_led PROGMEM g_aw_leds[RGB_MATRIX_LED_COUNT];
 
-void AW20216_init(pin_t cs_pin, pin_t en_pin);
-void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
-void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
-void AW20216_update_pwm_buffers(pin_t cs_pin, uint8_t index);
+void aw20216_init(pin_t cs_pin, pin_t en_pin);
+void aw20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
+void aw20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
+void aw20216_update_pwm_buffers(pin_t cs_pin, uint8_t index);
 
 #define CS1_SW1 0x00
 #define CS2_SW1 0x01
diff --git a/drivers/led/ckled2001.c b/drivers/led/ckled2001.c
index d0099163ee..6ababf55e9 100644
--- a/drivers/led/ckled2001.c
+++ b/drivers/led/ckled2001.c
@@ -42,7 +42,7 @@ uint8_t g_twi_transfer_buffer[65];
 // The control buffers match the PG0 LED On/Off registers.
 // Storing them like this is optimal for I2C transfers to the registers.
 // We could optimize this and take out the unused registers from these
-// buffers and the transfers in CKLED2001_write_pwm_buffer() but it's
+// buffers and the transfers in ckled2001_write_pwm_buffer() but it's
 // probably not worth the extra complexity.
 uint8_t g_pwm_buffer[DRIVER_COUNT][192];
 bool    g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
@@ -50,7 +50,7 @@ bool    g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
 uint8_t g_led_control_registers[DRIVER_COUNT][24]             = {0};
 bool    g_led_control_registers_update_required[DRIVER_COUNT] = {false};
 
-bool CKLED2001_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
+bool ckled2001_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
     // If the transaction fails function returns false.
     g_twi_transfer_buffer[0] = reg;
     g_twi_transfer_buffer[1] = data;
@@ -69,7 +69,7 @@ bool CKLED2001_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
     return true;
 }
 
-bool CKLED2001_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
+bool ckled2001_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     // Assumes PG1 is already selected.
     // If any of the transactions fails function returns false.
     // Transmit PWM registers in 3 transfers of 64 bytes.
@@ -99,53 +99,53 @@ bool CKLED2001_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     return true;
 }
 
-void CKLED2001_init(uint8_t addr) {
+void ckled2001_init(uint8_t addr) {
     // Select to function page
-    CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
+    ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
     // Setting LED driver to shutdown mode
-    CKLED2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
+    ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
     // Setting internal channel pulldown/pullup
-    CKLED2001_write_register(addr, PDU_REG, MSKSET_CA_CB_CHANNEL);
+    ckled2001_write_register(addr, PDU_REG, MSKSET_CA_CB_CHANNEL);
     // Select number of scan phase
-    CKLED2001_write_register(addr, SCAN_PHASE_REG, PHASE_CHANNEL);
+    ckled2001_write_register(addr, SCAN_PHASE_REG, PHASE_CHANNEL);
     // Setting PWM Delay Phase
-    CKLED2001_write_register(addr, SLEW_RATE_CONTROL_MODE1_REG, MSKPWM_DELAY_PHASE_ENABLE);
+    ckled2001_write_register(addr, SLEW_RATE_CONTROL_MODE1_REG, MSKPWM_DELAY_PHASE_ENABLE);
     // Setting Driving/Sinking Channel Slew Rate
-    CKLED2001_write_register(addr, SLEW_RATE_CONTROL_MODE2_REG, MSKDRIVING_SINKING_CHHANNEL_SLEWRATE_ENABLE);
+    ckled2001_write_register(addr, SLEW_RATE_CONTROL_MODE2_REG, MSKDRIVING_SINKING_CHHANNEL_SLEWRATE_ENABLE);
     // Setting Iref
-    CKLED2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_DISABLE);
+    ckled2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_DISABLE);
     // Set LED CONTROL PAGE (Page 0)
-    CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
+    ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
     for (int i = 0; i < LED_CONTROL_ON_OFF_LENGTH; i++) {
-        CKLED2001_write_register(addr, i, 0x00);
+        ckled2001_write_register(addr, i, 0x00);
     }
 
     // Set PWM PAGE (Page 1)
-    CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
+    ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
     for (int i = 0; i < LED_CURRENT_TUNE_LENGTH; i++) {
-        CKLED2001_write_register(addr, i, 0x00);
+        ckled2001_write_register(addr, i, 0x00);
     }
 
     // Set CURRENT PAGE (Page 4)
     uint8_t current_tuen_reg_list[LED_CURRENT_TUNE_LENGTH] = CKLED2001_CURRENT_TUNE;
-    CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, CURRENT_TUNE_PAGE);
+    ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, CURRENT_TUNE_PAGE);
     for (int i = 0; i < LED_CURRENT_TUNE_LENGTH; i++) {
-        CKLED2001_write_register(addr, i, current_tuen_reg_list[i]);
+        ckled2001_write_register(addr, i, current_tuen_reg_list[i]);
     }
 
     // Enable LEDs ON/OFF
-    CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
+    ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
     for (int i = 0; i < LED_CONTROL_ON_OFF_LENGTH; i++) {
-        CKLED2001_write_register(addr, i, 0xFF);
+        ckled2001_write_register(addr, i, 0xFF);
     }
 
     // Select to function page
-    CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
+    ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
     // Setting LED driver to normal mode
-    CKLED2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
+    ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
 }
 
-void CKLED2001_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
+void ckled2001_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     ckled2001_led led;
     if (index >= 0 && index < RGB_MATRIX_LED_COUNT) {
         memcpy_P(&led, (&g_ckled2001_leds[index]), sizeof(led));
@@ -160,13 +160,13 @@ void CKLED2001_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     }
 }
 
-void CKLED2001_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
+void ckled2001_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
     for (int i = 0; i < RGB_MATRIX_LED_COUNT; i++) {
-        CKLED2001_set_color(i, red, green, blue);
+        ckled2001_set_color(i, red, green, blue);
     }
 }
 
-void CKLED2001_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
+void ckled2001_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
     ckled2001_led led;
     memcpy_P(&led, (&g_ckled2001_leds[index]), sizeof(led));
 
@@ -196,41 +196,41 @@ void CKLED2001_set_led_control_register(uint8_t index, bool red, bool green, boo
     g_led_control_registers_update_required[led.driver] = true;
 }
 
-void CKLED2001_update_pwm_buffers(uint8_t addr, uint8_t index) {
+void ckled2001_update_pwm_buffers(uint8_t addr, uint8_t index) {
     if (g_pwm_buffer_update_required[index]) {
-        CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
+        ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
 
         // If any of the transactions fail we risk writing dirty PG0,
         // refresh page 0 just in case.
-        if (!CKLED2001_write_pwm_buffer(addr, g_pwm_buffer[index])) {
+        if (!ckled2001_write_pwm_buffer(addr, g_pwm_buffer[index])) {
             g_led_control_registers_update_required[index] = true;
         }
     }
     g_pwm_buffer_update_required[index] = false;
 }
 
-void CKLED2001_update_led_control_registers(uint8_t addr, uint8_t index) {
+void ckled2001_update_led_control_registers(uint8_t addr, uint8_t index) {
     if (g_led_control_registers_update_required[index]) {
-        CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
+        ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
         for (int i = 0; i < 24; i++) {
-            CKLED2001_write_register(addr, i, g_led_control_registers[index][i]);
+            ckled2001_write_register(addr, i, g_led_control_registers[index][i]);
         }
     }
     g_led_control_registers_update_required[index] = false;
 }
 
-void CKLED2001_sw_return_normal(uint8_t addr) {
+void ckled2001_sw_return_normal(uint8_t addr) {
     // Select to function page
-    CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
+    ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
     // Setting LED driver to normal mode
-    CKLED2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
+    ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
 }
 
-void CKLED2001_sw_shutdown(uint8_t addr) {
+void ckled2001_sw_shutdown(uint8_t addr) {
     // Select to function page
-    CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
+    ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
     // Setting LED driver to shutdown mode
-    CKLED2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
+    ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
     // Write SW Sleep Register
-    CKLED2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_ENABLE);
+    ckled2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_ENABLE);
 }
diff --git a/drivers/led/ckled2001.h b/drivers/led/ckled2001.h
index aa70a0623f..32da137fb7 100644
--- a/drivers/led/ckled2001.h
+++ b/drivers/led/ckled2001.h
@@ -29,24 +29,24 @@ typedef struct ckled2001_led {
 
 extern const ckled2001_led PROGMEM g_ckled2001_leds[RGB_MATRIX_LED_COUNT];
 
-void CKLED2001_init(uint8_t addr);
-bool CKLED2001_write_register(uint8_t addr, uint8_t reg, uint8_t data);
-bool CKLED2001_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
+void ckled2001_init(uint8_t addr);
+bool ckled2001_write_register(uint8_t addr, uint8_t reg, uint8_t data);
+bool ckled2001_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
 
-void CKLED2001_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
-void CKLED2001_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
+void ckled2001_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
+void ckled2001_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
 
-void CKLED2001_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
+void ckled2001_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
 
 // This should not be called from an interrupt
 // (eg. from a timer interrupt).
 // Call this while idle (in between matrix scans).
 // If the buffer is dirty, it will update the driver with the buffer.
-void CKLED2001_update_pwm_buffers(uint8_t addr, uint8_t index);
-void CKLED2001_update_led_control_registers(uint8_t addr, uint8_t index);
+void ckled2001_update_pwm_buffers(uint8_t addr, uint8_t index);
+void ckled2001_update_led_control_registers(uint8_t addr, uint8_t index);
 
-void CKLED2001_sw_return_normal(uint8_t addr);
-void CKLED2001_sw_shutdown(uint8_t addr);
+void ckled2001_sw_return_normal(uint8_t addr);
+void ckled2001_sw_shutdown(uint8_t addr);
 
 // Registers Page Define
 #define CONFIGURE_CMD_PAGE 0xFD
diff --git a/drivers/led/issi/is31fl3218.c b/drivers/led/issi/is31fl3218.c
index 1ed45c4558..970e9a0be9 100644
--- a/drivers/led/issi/is31fl3218.c
+++ b/drivers/led/issi/is31fl3218.c
@@ -37,41 +37,41 @@ uint8_t g_twi_transfer_buffer[20];
 uint8_t g_pwm_buffer[18];
 bool    g_pwm_buffer_update_required = false;
 
-void IS31FL3218_write_register(uint8_t reg, uint8_t data) {
+void is31fl3218_write_register(uint8_t reg, uint8_t data) {
     g_twi_transfer_buffer[0] = reg;
     g_twi_transfer_buffer[1] = data;
     i2c_transmit(ISSI_ADDRESS, g_twi_transfer_buffer, 2, ISSI_TIMEOUT);
 }
 
-void IS31FL3218_write_pwm_buffer(uint8_t *pwm_buffer) {
+void is31fl3218_write_pwm_buffer(uint8_t *pwm_buffer) {
     g_twi_transfer_buffer[0] = ISSI_REG_PWM;
     memcpy(g_twi_transfer_buffer + 1, pwm_buffer, 18);
 
     i2c_transmit(ISSI_ADDRESS, g_twi_transfer_buffer, 19, ISSI_TIMEOUT);
 }
 
-void IS31FL3218_init(void) {
+void is31fl3218_init(void) {
     // In case we ever want to reinitialize (?)
-    IS31FL3218_write_register(ISSI_REG_RESET, 0x00);
+    is31fl3218_write_register(ISSI_REG_RESET, 0x00);
 
     // Turn off software shutdown
-    IS31FL3218_write_register(ISSI_REG_SHUTDOWN, 0x01);
+    is31fl3218_write_register(ISSI_REG_SHUTDOWN, 0x01);
 
     // Set all PWM values to zero
     for (uint8_t i = 0; i < 18; i++) {
-        IS31FL3218_write_register(ISSI_REG_PWM + i, 0x00);
+        is31fl3218_write_register(ISSI_REG_PWM + i, 0x00);
     }
 
     // Enable all channels
     for (uint8_t i = 0; i < 3; i++) {
-        IS31FL3218_write_register(ISSI_REG_CONTROL + i, 0b00111111);
+        is31fl3218_write_register(ISSI_REG_CONTROL + i, 0b00111111);
     }
 
     // Load PWM registers and LED Control register data
-    IS31FL3218_write_register(ISSI_REG_UPDATE, 0x01);
+    is31fl3218_write_register(ISSI_REG_UPDATE, 0x01);
 }
 
-void IS31FL3218_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3218_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     if (g_pwm_buffer[index * 3 + 0] == red && g_pwm_buffer[index * 3 + 1] == green && g_pwm_buffer[index * 3 + 2] == blue) {
         return;
     }
@@ -81,17 +81,17 @@ void IS31FL3218_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     g_pwm_buffer_update_required = true;
 }
 
-void IS31FL3218_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3218_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
     for (int i = 0; i < 6; i++) {
-        IS31FL3218_set_color(i, red, green, blue);
+        is31fl3218_set_color(i, red, green, blue);
     }
 }
 
-void IS31FL3218_update_pwm_buffers(void) {
+void is31fl3218_update_pwm_buffers(void) {
     if (g_pwm_buffer_update_required) {
-        IS31FL3218_write_pwm_buffer(g_pwm_buffer);
+        is31fl3218_write_pwm_buffer(g_pwm_buffer);
         // Load PWM registers and LED Control register data
-        IS31FL3218_write_register(ISSI_REG_UPDATE, 0x01);
+        is31fl3218_write_register(ISSI_REG_UPDATE, 0x01);
     }
     g_pwm_buffer_update_required = false;
 }
diff --git a/drivers/led/issi/is31fl3218.h b/drivers/led/issi/is31fl3218.h
index 26bb01a014..2fe3768432 100644
--- a/drivers/led/issi/is31fl3218.h
+++ b/drivers/led/issi/is31fl3218.h
@@ -20,7 +20,7 @@
 #include <stdbool.h>
 #include <string.h>
 
-void IS31FL3218_init(void);
-void IS31FL3218_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
-void IS31FL3218_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
-void IS31FL3218_update_pwm_buffers(void);
+void is31fl3218_init(void);
+void is31fl3218_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3218_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3218_update_pwm_buffers(void);
diff --git a/drivers/led/issi/is31fl3731.c b/drivers/led/issi/is31fl3731.c
index b8b520161e..15a01b6d75 100644
--- a/drivers/led/issi/is31fl3731.c
+++ b/drivers/led/issi/is31fl3731.c
@@ -63,7 +63,7 @@ uint8_t g_twi_transfer_buffer[20];
 // These buffers match the IS31FL3731 PWM registers 0x24-0xB3.
 // Storing them like this is optimal for I2C transfers to the registers.
 // We could optimize this and take out the unused registers from these
-// buffers and the transfers in IS31FL3731_write_pwm_buffer() but it's
+// buffers and the transfers in is31fl3731_write_pwm_buffer() but it's
 // probably not worth the extra complexity.
 uint8_t g_pwm_buffer[DRIVER_COUNT][144];
 bool    g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
@@ -85,7 +85,7 @@ bool    g_led_control_registers_update_required[DRIVER_COUNT] = {false};
 // 0x0E - R17,G15,G14,G13,G12,G11,G10,G09
 // 0x10 - R16,R15,R14,R13,R12,R11,R10,R09
 
-void IS31FL3731_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
+void is31fl3731_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
     g_twi_transfer_buffer[0] = reg;
     g_twi_transfer_buffer[1] = data;
 
@@ -98,7 +98,7 @@ void IS31FL3731_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
 #endif
 }
 
-void IS31FL3731_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
+void is31fl3731_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     // assumes bank is already selected
 
     // transmit PWM registers in 9 transfers of 16 bytes
@@ -123,62 +123,62 @@ void IS31FL3731_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     }
 }
 
-void IS31FL3731_init(uint8_t addr) {
+void is31fl3731_init(uint8_t addr) {
     // In order to avoid the LEDs being driven with garbage data
     // in the LED driver's PWM registers, first enable software shutdown,
     // then set up the mode and other settings, clear the PWM registers,
     // then disable software shutdown.
 
     // select "function register" bank
-    IS31FL3731_write_register(addr, ISSI_COMMANDREGISTER, ISSI_BANK_FUNCTIONREG);
+    is31fl3731_write_register(addr, ISSI_COMMANDREGISTER, ISSI_BANK_FUNCTIONREG);
 
     // enable software shutdown
-    IS31FL3731_write_register(addr, ISSI_REG_SHUTDOWN, 0x00);
+    is31fl3731_write_register(addr, ISSI_REG_SHUTDOWN, 0x00);
 #ifdef ISSI_3731_DEGHOST // set to enable de-ghosting of the array
-    IS31FL3731_write_register(addr, ISSI_REG_GHOST_IMAGE_PREVENTION, 0x10);
+    is31fl3731_write_register(addr, ISSI_REG_GHOST_IMAGE_PREVENTION, 0x10);
 #endif
 
     // this delay was copied from other drivers, might not be needed
     wait_ms(10);
 
     // picture mode
-    IS31FL3731_write_register(addr, ISSI_REG_CONFIG, ISSI_REG_CONFIG_PICTUREMODE);
+    is31fl3731_write_register(addr, ISSI_REG_CONFIG, ISSI_REG_CONFIG_PICTUREMODE);
     // display frame 0
-    IS31FL3731_write_register(addr, ISSI_REG_PICTUREFRAME, 0x00);
+    is31fl3731_write_register(addr, ISSI_REG_PICTUREFRAME, 0x00);
     // audio sync off
-    IS31FL3731_write_register(addr, ISSI_REG_AUDIOSYNC, 0x00);
+    is31fl3731_write_register(addr, ISSI_REG_AUDIOSYNC, 0x00);
 
     // select bank 0
-    IS31FL3731_write_register(addr, ISSI_COMMANDREGISTER, 0);
+    is31fl3731_write_register(addr, ISSI_COMMANDREGISTER, 0);
 
     // turn off all LEDs in the LED control register
     for (int i = 0x00; i <= 0x11; i++) {
-        IS31FL3731_write_register(addr, i, 0x00);
+        is31fl3731_write_register(addr, i, 0x00);
     }
 
     // turn off all LEDs in the blink control register (not really needed)
     for (int i = 0x12; i <= 0x23; i++) {
-        IS31FL3731_write_register(addr, i, 0x00);
+        is31fl3731_write_register(addr, i, 0x00);
     }
 
     // set PWM on all LEDs to 0
     for (int i = 0x24; i <= 0xB3; i++) {
-        IS31FL3731_write_register(addr, i, 0x00);
+        is31fl3731_write_register(addr, i, 0x00);
     }
 
     // select "function register" bank
-    IS31FL3731_write_register(addr, ISSI_COMMANDREGISTER, ISSI_BANK_FUNCTIONREG);
+    is31fl3731_write_register(addr, ISSI_COMMANDREGISTER, ISSI_BANK_FUNCTIONREG);
 
     // disable software shutdown
-    IS31FL3731_write_register(addr, ISSI_REG_SHUTDOWN, 0x01);
+    is31fl3731_write_register(addr, ISSI_REG_SHUTDOWN, 0x01);
 
     // select bank 0 and leave it selected.
     // most usage after initialization is just writing PWM buffers in bank 0
     // as there's not much point in double-buffering
-    IS31FL3731_write_register(addr, ISSI_COMMANDREGISTER, 0);
+    is31fl3731_write_register(addr, ISSI_COMMANDREGISTER, 0);
 }
 
-void IS31FL3731_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3731_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     is31_led led;
     if (index >= 0 && index < RGB_MATRIX_LED_COUNT) {
         memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
@@ -194,13 +194,13 @@ void IS31FL3731_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     }
 }
 
-void IS31FL3731_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3731_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
     for (int i = 0; i < RGB_MATRIX_LED_COUNT; i++) {
-        IS31FL3731_set_color(i, red, green, blue);
+        is31fl3731_set_color(i, red, green, blue);
     }
 }
 
-void IS31FL3731_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
+void is31fl3731_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
     is31_led led;
     memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
 
@@ -230,17 +230,17 @@ void IS31FL3731_set_led_control_register(uint8_t index, bool red, bool green, bo
     g_led_control_registers_update_required[led.driver] = true;
 }
 
-void IS31FL3731_update_pwm_buffers(uint8_t addr, uint8_t index) {
+void is31fl3731_update_pwm_buffers(uint8_t addr, uint8_t index) {
     if (g_pwm_buffer_update_required[index]) {
-        IS31FL3731_write_pwm_buffer(addr, g_pwm_buffer[index]);
+        is31fl3731_write_pwm_buffer(addr, g_pwm_buffer[index]);
     }
     g_pwm_buffer_update_required[index] = false;
 }
 
-void IS31FL3731_update_led_control_registers(uint8_t addr, uint8_t index) {
+void is31fl3731_update_led_control_registers(uint8_t addr, uint8_t index) {
     if (g_led_control_registers_update_required[index]) {
         for (int i = 0; i < 18; i++) {
-            IS31FL3731_write_register(addr, i, g_led_control_registers[index][i]);
+            is31fl3731_write_register(addr, i, g_led_control_registers[index][i]);
         }
     }
     g_led_control_registers_update_required[index] = false;
diff --git a/drivers/led/issi/is31fl3731.h b/drivers/led/issi/is31fl3731.h
index 4c79cb8146..bdf03de1ee 100644
--- a/drivers/led/issi/is31fl3731.h
+++ b/drivers/led/issi/is31fl3731.h
@@ -31,21 +31,21 @@ typedef struct is31_led {
 
 extern const is31_led PROGMEM g_is31_leds[RGB_MATRIX_LED_COUNT];
 
-void IS31FL3731_init(uint8_t addr);
-void IS31FL3731_write_register(uint8_t addr, uint8_t reg, uint8_t data);
-void IS31FL3731_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
+void is31fl3731_init(uint8_t addr);
+void is31fl3731_write_register(uint8_t addr, uint8_t reg, uint8_t data);
+void is31fl3731_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
 
-void IS31FL3731_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
-void IS31FL3731_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3731_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3731_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
 
-void IS31FL3731_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
+void is31fl3731_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
 
 // This should not be called from an interrupt
 // (eg. from a timer interrupt).
 // Call this while idle (in between matrix scans).
 // If the buffer is dirty, it will update the driver with the buffer.
-void IS31FL3731_update_pwm_buffers(uint8_t addr, uint8_t index);
-void IS31FL3731_update_led_control_registers(uint8_t addr, uint8_t index);
+void is31fl3731_update_pwm_buffers(uint8_t addr, uint8_t index);
+void is31fl3731_update_led_control_registers(uint8_t addr, uint8_t index);
 
 #define C1_1 0x24
 #define C1_2 0x25
diff --git a/drivers/led/issi/is31fl3733.c b/drivers/led/issi/is31fl3733.c
index b2b467ab9e..ca431838ef 100644
--- a/drivers/led/issi/is31fl3733.c
+++ b/drivers/led/issi/is31fl3733.c
@@ -80,7 +80,7 @@ uint8_t g_twi_transfer_buffer[20];
 // The control buffers match the PG0 LED On/Off registers.
 // Storing them like this is optimal for I2C transfers to the registers.
 // We could optimize this and take out the unused registers from these
-// buffers and the transfers in IS31FL3733_write_pwm_buffer() but it's
+// buffers and the transfers in is31fl3733_write_pwm_buffer() but it's
 // probably not worth the extra complexity.
 uint8_t g_pwm_buffer[DRIVER_COUNT][192];
 bool    g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
@@ -88,7 +88,7 @@ bool    g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
 uint8_t g_led_control_registers[DRIVER_COUNT][24]             = {0};
 bool    g_led_control_registers_update_required[DRIVER_COUNT] = {false};
 
-bool IS31FL3733_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
+bool is31fl3733_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
     // If the transaction fails function returns false.
     g_twi_transfer_buffer[0] = reg;
     g_twi_transfer_buffer[1] = data;
@@ -107,7 +107,7 @@ bool IS31FL3733_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
     return true;
 }
 
-bool IS31FL3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
+bool is31fl3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     // Assumes PG1 is already selected.
     // If any of the transactions fails function returns false.
     // Transmit PWM registers in 12 transfers of 16 bytes.
@@ -138,7 +138,7 @@ bool IS31FL3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     return true;
 }
 
-void IS31FL3733_init(uint8_t addr, uint8_t sync) {
+void is31fl3733_init(uint8_t addr, uint8_t sync) {
     // In order to avoid the LEDs being driven with garbage data
     // in the LED driver's PWM registers, shutdown is enabled last.
     // Set up the mode and other settings, clear the PWM registers,
@@ -146,45 +146,45 @@ void IS31FL3733_init(uint8_t addr, uint8_t sync) {
     // Sync is passed so set it according to the datasheet.
 
     // Unlock the command register.
-    IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG0
-    IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
+    is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
     // Turn off all LEDs.
     for (int i = 0x00; i <= 0x17; i++) {
-        IS31FL3733_write_register(addr, i, 0x00);
+        is31fl3733_write_register(addr, i, 0x00);
     }
 
     // Unlock the command register.
-    IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG1
-    IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
+    is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
     // Set PWM on all LEDs to 0
     // No need to setup Breath registers to PWM as that is the default.
     for (int i = 0x00; i <= 0xBF; i++) {
-        IS31FL3733_write_register(addr, i, 0x00);
+        is31fl3733_write_register(addr, i, 0x00);
     }
 
     // Unlock the command register.
-    IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG3
-    IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
+    is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
     // Set de-ghost pull-up resistors (SWx)
-    IS31FL3733_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP);
+    is31fl3733_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP);
     // Set de-ghost pull-down resistors (CSx)
-    IS31FL3733_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
+    is31fl3733_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
     // Set global current to maximum.
-    IS31FL3733_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
+    is31fl3733_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
     // Disable software shutdown.
-    IS31FL3733_write_register(addr, ISSI_REG_CONFIGURATION, ((sync & 0b11) << 6) | ((ISSI_PWM_FREQUENCY & 0b111) << 3) | 0x01);
+    is31fl3733_write_register(addr, ISSI_REG_CONFIGURATION, ((sync & 0b11) << 6) | ((ISSI_PWM_FREQUENCY & 0b111) << 3) | 0x01);
 
     // Wait 10ms to ensure the device has woken up.
     wait_ms(10);
 }
 
-void IS31FL3733_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3733_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     is31_led led;
     if (index >= 0 && index < RGB_MATRIX_LED_COUNT) {
         memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
@@ -199,13 +199,13 @@ void IS31FL3733_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     }
 }
 
-void IS31FL3733_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3733_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
     for (int i = 0; i < RGB_MATRIX_LED_COUNT; i++) {
-        IS31FL3733_set_color(i, red, green, blue);
+        is31fl3733_set_color(i, red, green, blue);
     }
 }
 
-void IS31FL3733_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
+void is31fl3733_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
     is31_led led;
     memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
 
@@ -235,28 +235,28 @@ void IS31FL3733_set_led_control_register(uint8_t index, bool red, bool green, bo
     g_led_control_registers_update_required[led.driver] = true;
 }
 
-void IS31FL3733_update_pwm_buffers(uint8_t addr, uint8_t index) {
+void is31fl3733_update_pwm_buffers(uint8_t addr, uint8_t index) {
     if (g_pwm_buffer_update_required[index]) {
         // Firstly we need to unlock the command register and select PG1.
-        IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-        IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
+        is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+        is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
 
         // If any of the transactions fail we risk writing dirty PG0,
         // refresh page 0 just in case.
-        if (!IS31FL3733_write_pwm_buffer(addr, g_pwm_buffer[index])) {
+        if (!is31fl3733_write_pwm_buffer(addr, g_pwm_buffer[index])) {
             g_led_control_registers_update_required[index] = true;
         }
     }
     g_pwm_buffer_update_required[index] = false;
 }
 
-void IS31FL3733_update_led_control_registers(uint8_t addr, uint8_t index) {
+void is31fl3733_update_led_control_registers(uint8_t addr, uint8_t index) {
     if (g_led_control_registers_update_required[index]) {
         // Firstly we need to unlock the command register and select PG0
-        IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-        IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
+        is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+        is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
         for (int i = 0; i < 24; i++) {
-            IS31FL3733_write_register(addr, i, g_led_control_registers[index][i]);
+            is31fl3733_write_register(addr, i, g_led_control_registers[index][i]);
         }
     }
     g_led_control_registers_update_required[index] = false;
diff --git a/drivers/led/issi/is31fl3733.h b/drivers/led/issi/is31fl3733.h
index 29441846ac..f37a58de0f 100644
--- a/drivers/led/issi/is31fl3733.h
+++ b/drivers/led/issi/is31fl3733.h
@@ -32,21 +32,21 @@ typedef struct is31_led {
 
 extern const is31_led PROGMEM g_is31_leds[RGB_MATRIX_LED_COUNT];
 
-void IS31FL3733_init(uint8_t addr, uint8_t sync);
-bool IS31FL3733_write_register(uint8_t addr, uint8_t reg, uint8_t data);
-bool IS31FL3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
+void is31fl3733_init(uint8_t addr, uint8_t sync);
+bool is31fl3733_write_register(uint8_t addr, uint8_t reg, uint8_t data);
+bool is31fl3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
 
-void IS31FL3733_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
-void IS31FL3733_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3733_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3733_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
 
-void IS31FL3733_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
+void is31fl3733_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
 
 // This should not be called from an interrupt
 // (eg. from a timer interrupt).
 // Call this while idle (in between matrix scans).
 // If the buffer is dirty, it will update the driver with the buffer.
-void IS31FL3733_update_pwm_buffers(uint8_t addr, uint8_t index);
-void IS31FL3733_update_led_control_registers(uint8_t addr, uint8_t index);
+void is31fl3733_update_pwm_buffers(uint8_t addr, uint8_t index);
+void is31fl3733_update_led_control_registers(uint8_t addr, uint8_t index);
 
 #define PUR_0R 0x00   // No PUR resistor
 #define PUR_05KR 0x02 // 0.5k Ohm resistor in t_NOL
diff --git a/drivers/led/issi/is31fl3736.c b/drivers/led/issi/is31fl3736.c
index 45b34f2c8d..0de8b3bbae 100644
--- a/drivers/led/issi/is31fl3736.c
+++ b/drivers/led/issi/is31fl3736.c
@@ -74,7 +74,7 @@ uint8_t g_twi_transfer_buffer[20];
 // The control buffers match the PG0 LED On/Off registers.
 // Storing them like this is optimal for I2C transfers to the registers.
 // We could optimize this and take out the unused registers from these
-// buffers and the transfers in IS31FL3736_write_pwm_buffer() but it's
+// buffers and the transfers in is31fl3736_write_pwm_buffer() but it's
 // probably not worth the extra complexity.
 uint8_t g_pwm_buffer[DRIVER_COUNT][192];
 bool    g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
@@ -82,7 +82,7 @@ bool    g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
 uint8_t g_led_control_registers[DRIVER_COUNT][24] = {{0}, {0}};
 bool    g_led_control_registers_update_required   = false;
 
-void IS31FL3736_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
+void is31fl3736_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
     g_twi_transfer_buffer[0] = reg;
     g_twi_transfer_buffer[1] = data;
 
@@ -95,7 +95,7 @@ void IS31FL3736_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
 #endif
 }
 
-void IS31FL3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
+void is31fl3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     // assumes PG1 is already selected
 
     // transmit PWM registers in 12 transfers of 16 bytes
@@ -119,52 +119,52 @@ void IS31FL3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     }
 }
 
-void IS31FL3736_init(uint8_t addr) {
+void is31fl3736_init(uint8_t addr) {
     // In order to avoid the LEDs being driven with garbage data
     // in the LED driver's PWM registers, shutdown is enabled last.
     // Set up the mode and other settings, clear the PWM registers,
     // then disable software shutdown.
 
     // Unlock the command register.
-    IS31FL3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG0
-    IS31FL3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
+    is31fl3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
     // Turn off all LEDs.
     for (int i = 0x00; i <= 0x17; i++) {
-        IS31FL3736_write_register(addr, i, 0x00);
+        is31fl3736_write_register(addr, i, 0x00);
     }
 
     // Unlock the command register.
-    IS31FL3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG1
-    IS31FL3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
+    is31fl3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
     // Set PWM on all LEDs to 0
     // No need to setup Breath registers to PWM as that is the default.
     for (int i = 0x00; i <= 0xBF; i++) {
-        IS31FL3736_write_register(addr, i, 0x00);
+        is31fl3736_write_register(addr, i, 0x00);
     }
 
     // Unlock the command register.
-    IS31FL3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG3
-    IS31FL3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
+    is31fl3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
     // Set de-ghost pull-up resistors (SWx)
-    IS31FL3736_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP);
+    is31fl3736_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP);
     // Set de-ghost pull-down resistors (CSx)
-    IS31FL3736_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
+    is31fl3736_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
     // Set global current to maximum.
-    IS31FL3736_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
+    is31fl3736_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
     // Disable software shutdown.
-    IS31FL3736_write_register(addr, ISSI_REG_CONFIGURATION, 0x01);
+    is31fl3736_write_register(addr, ISSI_REG_CONFIGURATION, 0x01);
 
     // Wait 10ms to ensure the device has woken up.
     wait_ms(10);
 }
 
-void IS31FL3736_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3736_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     is31_led led;
     if (index >= 0 && index < RGB_MATRIX_LED_COUNT) {
         memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
@@ -179,13 +179,13 @@ void IS31FL3736_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     }
 }
 
-void IS31FL3736_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3736_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
     for (int i = 0; i < RGB_MATRIX_LED_COUNT; i++) {
-        IS31FL3736_set_color(i, red, green, blue);
+        is31fl3736_set_color(i, red, green, blue);
     }
 }
 
-void IS31FL3736_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
+void is31fl3736_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
     is31_led led;
     memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
 
@@ -229,7 +229,7 @@ void IS31FL3736_set_led_control_register(uint8_t index, bool red, bool green, bo
     g_led_control_registers_update_required = true;
 }
 
-void IS31FL3736_mono_set_brightness(int index, uint8_t value) {
+void is31fl3736_mono_set_brightness(int index, uint8_t value) {
     if (index >= 0 && index < 96) {
         // Index in range 0..95 -> A1..A8, B1..B8, etc.
         // Map index 0..95 to registers 0x00..0xBE (interleaved)
@@ -239,13 +239,13 @@ void IS31FL3736_mono_set_brightness(int index, uint8_t value) {
     }
 }
 
-void IS31FL3736_mono_set_brightness_all(uint8_t value) {
+void is31fl3736_mono_set_brightness_all(uint8_t value) {
     for (int i = 0; i < 96; i++) {
-        IS31FL3736_mono_set_brightness(i, value);
+        is31fl3736_mono_set_brightness(i, value);
     }
 }
 
-void IS31FL3736_mono_set_led_control_register(uint8_t index, bool enabled) {
+void is31fl3736_mono_set_led_control_register(uint8_t index, bool enabled) {
     // Index in range 0..95 -> A1..A8, B1..B8, etc.
 
     // Map index 0..95 to registers 0x00..0xBE (interleaved)
@@ -263,25 +263,25 @@ void IS31FL3736_mono_set_led_control_register(uint8_t index, bool enabled) {
     g_led_control_registers_update_required = true;
 }
 
-void IS31FL3736_update_pwm_buffers(uint8_t addr, uint8_t index) {
+void is31fl3736_update_pwm_buffers(uint8_t addr, uint8_t index) {
     if (g_pwm_buffer_update_required[index]) {
         // Firstly we need to unlock the command register and select PG1
-        IS31FL3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-        IS31FL3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
+        is31fl3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+        is31fl3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
 
-        IS31FL3736_write_pwm_buffer(addr, g_pwm_buffer[index]);
+        is31fl3736_write_pwm_buffer(addr, g_pwm_buffer[index]);
     }
     g_pwm_buffer_update_required[index] = false;
 }
 
-void IS31FL3736_update_led_control_registers(uint8_t addr1, uint8_t addr2) {
+void is31fl3736_update_led_control_registers(uint8_t addr1, uint8_t addr2) {
     if (g_led_control_registers_update_required) {
         // Firstly we need to unlock the command register and select PG0
-        IS31FL3736_write_register(addr1, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-        IS31FL3736_write_register(addr1, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
+        is31fl3736_write_register(addr1, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+        is31fl3736_write_register(addr1, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
         for (int i = 0; i < 24; i++) {
-            IS31FL3736_write_register(addr1, i, g_led_control_registers[0][i]);
-            // IS31FL3736_write_register(addr2, i, g_led_control_registers[1][i]);
+            is31fl3736_write_register(addr1, i, g_led_control_registers[0][i]);
+            // is31fl3736_write_register(addr2, i, g_led_control_registers[1][i]);
         }
         g_led_control_registers_update_required = false;
     }
diff --git a/drivers/led/issi/is31fl3736.h b/drivers/led/issi/is31fl3736.h
index 332b2035f3..32bdef4a80 100644
--- a/drivers/led/issi/is31fl3736.h
+++ b/drivers/led/issi/is31fl3736.h
@@ -42,25 +42,25 @@ typedef struct is31_led {
 
 extern const is31_led PROGMEM g_is31_leds[RGB_MATRIX_LED_COUNT];
 
-void IS31FL3736_init(uint8_t addr);
-void IS31FL3736_write_register(uint8_t addr, uint8_t reg, uint8_t data);
-void IS31FL3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
+void is31fl3736_init(uint8_t addr);
+void is31fl3736_write_register(uint8_t addr, uint8_t reg, uint8_t data);
+void is31fl3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
 
-void IS31FL3736_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
-void IS31FL3736_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3736_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3736_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
 
-void IS31FL3736_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
+void is31fl3736_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
 
-void IS31FL3736_mono_set_brightness(int index, uint8_t value);
-void IS31FL3736_mono_set_brightness_all(uint8_t value);
-void IS31FL3736_mono_set_led_control_register(uint8_t index, bool enabled);
+void is31fl3736_mono_set_brightness(int index, uint8_t value);
+void is31fl3736_mono_set_brightness_all(uint8_t value);
+void is31fl3736_mono_set_led_control_register(uint8_t index, bool enabled);
 
 // This should not be called from an interrupt
 // (eg. from a timer interrupt).
 // Call this while idle (in between matrix scans).
 // If the buffer is dirty, it will update the driver with the buffer.
-void IS31FL3736_update_pwm_buffers(uint8_t addr, uint8_t index);
-void IS31FL3736_update_led_control_registers(uint8_t addr, uint8_t index);
+void is31fl3736_update_pwm_buffers(uint8_t addr, uint8_t index);
+void is31fl3736_update_led_control_registers(uint8_t addr, uint8_t index);
 
 #define PUR_0R 0x00   // No PUR resistor
 #define PUR_05KR 0x01 // 0.5k Ohm resistor
diff --git a/drivers/led/issi/is31fl3737.c b/drivers/led/issi/is31fl3737.c
index e5e6c66e5a..947c0a1d1a 100644
--- a/drivers/led/issi/is31fl3737.c
+++ b/drivers/led/issi/is31fl3737.c
@@ -80,7 +80,7 @@ uint8_t g_twi_transfer_buffer[20];
 // The control buffers match the PG0 LED On/Off registers.
 // Storing them like this is optimal for I2C transfers to the registers.
 // We could optimize this and take out the unused registers from these
-// buffers and the transfers in IS31FL3737_write_pwm_buffer() but it's
+// buffers and the transfers in is31fl3737_write_pwm_buffer() but it's
 // probably not worth the extra complexity.
 
 uint8_t g_pwm_buffer[DRIVER_COUNT][192];
@@ -89,7 +89,7 @@ bool    g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
 uint8_t g_led_control_registers[DRIVER_COUNT][24]             = {0};
 bool    g_led_control_registers_update_required[DRIVER_COUNT] = {false};
 
-void IS31FL3737_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
+void is31fl3737_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
     g_twi_transfer_buffer[0] = reg;
     g_twi_transfer_buffer[1] = data;
 
@@ -102,7 +102,7 @@ void IS31FL3737_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
 #endif
 }
 
-void IS31FL3737_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
+void is31fl3737_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     // assumes PG1 is already selected
 
     // transmit PWM registers in 12 transfers of 16 bytes
@@ -126,52 +126,52 @@ void IS31FL3737_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     }
 }
 
-void IS31FL3737_init(uint8_t addr) {
+void is31fl3737_init(uint8_t addr) {
     // In order to avoid the LEDs being driven with garbage data
     // in the LED driver's PWM registers, shutdown is enabled last.
     // Set up the mode and other settings, clear the PWM registers,
     // then disable software shutdown.
 
     // Unlock the command register.
-    IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG0
-    IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
+    is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
     // Turn off all LEDs.
     for (int i = 0x00; i <= 0x17; i++) {
-        IS31FL3737_write_register(addr, i, 0x00);
+        is31fl3737_write_register(addr, i, 0x00);
     }
 
     // Unlock the command register.
-    IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG1
-    IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
+    is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
     // Set PWM on all LEDs to 0
     // No need to setup Breath registers to PWM as that is the default.
     for (int i = 0x00; i <= 0xBF; i++) {
-        IS31FL3737_write_register(addr, i, 0x00);
+        is31fl3737_write_register(addr, i, 0x00);
     }
 
     // Unlock the command register.
-    IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG3
-    IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
+    is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
     // Set de-ghost pull-up resistors (SWx)
-    IS31FL3737_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP);
+    is31fl3737_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP);
     // Set de-ghost pull-down resistors (CSx)
-    IS31FL3737_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
+    is31fl3737_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
     // Set global current to maximum.
-    IS31FL3737_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
+    is31fl3737_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
     // Disable software shutdown.
-    IS31FL3737_write_register(addr, ISSI_REG_CONFIGURATION, ((ISSI_PWM_FREQUENCY & 0b111) << 3) | 0x01);
+    is31fl3737_write_register(addr, ISSI_REG_CONFIGURATION, ((ISSI_PWM_FREQUENCY & 0b111) << 3) | 0x01);
 
     // Wait 10ms to ensure the device has woken up.
     wait_ms(10);
 }
 
-void IS31FL3737_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3737_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     is31_led led;
     if (index >= 0 && index < RGB_MATRIX_LED_COUNT) {
         memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
@@ -186,13 +186,13 @@ void IS31FL3737_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     }
 }
 
-void IS31FL3737_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3737_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
     for (int i = 0; i < RGB_MATRIX_LED_COUNT; i++) {
-        IS31FL3737_set_color(i, red, green, blue);
+        is31fl3737_set_color(i, red, green, blue);
     }
 }
 
-void IS31FL3737_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
+void is31fl3737_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
     is31_led led;
     memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
 
@@ -222,24 +222,24 @@ void IS31FL3737_set_led_control_register(uint8_t index, bool red, bool green, bo
     g_led_control_registers_update_required[led.driver] = true;
 }
 
-void IS31FL3737_update_pwm_buffers(uint8_t addr, uint8_t index) {
+void is31fl3737_update_pwm_buffers(uint8_t addr, uint8_t index) {
     if (g_pwm_buffer_update_required[index]) {
         // Firstly we need to unlock the command register and select PG1
-        IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-        IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
+        is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+        is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
 
-        IS31FL3737_write_pwm_buffer(addr, g_pwm_buffer[index]);
+        is31fl3737_write_pwm_buffer(addr, g_pwm_buffer[index]);
     }
     g_pwm_buffer_update_required[index] = false;
 }
 
-void IS31FL3737_update_led_control_registers(uint8_t addr, uint8_t index) {
+void is31fl3737_update_led_control_registers(uint8_t addr, uint8_t index) {
     if (g_led_control_registers_update_required[index]) {
         // Firstly we need to unlock the command register and select PG0
-        IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-        IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
+        is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+        is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
         for (int i = 0; i < 24; i++) {
-            IS31FL3737_write_register(addr, i, g_led_control_registers[index][i]);
+            is31fl3737_write_register(addr, i, g_led_control_registers[index][i]);
         }
     }
     g_led_control_registers_update_required[index] = false;
diff --git a/drivers/led/issi/is31fl3737.h b/drivers/led/issi/is31fl3737.h
index ca9a917ee2..e7fc97872c 100644
--- a/drivers/led/issi/is31fl3737.h
+++ b/drivers/led/issi/is31fl3737.h
@@ -33,21 +33,21 @@ typedef struct is31_led {
 
 extern const is31_led PROGMEM g_is31_leds[RGB_MATRIX_LED_COUNT];
 
-void IS31FL3737_init(uint8_t addr);
-void IS31FL3737_write_register(uint8_t addr, uint8_t reg, uint8_t data);
-void IS31FL3737_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
+void is31fl3737_init(uint8_t addr);
+void is31fl3737_write_register(uint8_t addr, uint8_t reg, uint8_t data);
+void is31fl3737_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
 
-void IS31FL3737_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
-void IS31FL3737_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3737_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3737_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
 
-void IS31FL3737_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
+void is31fl3737_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
 
 // This should not be called from an interrupt
 // (eg. from a timer interrupt).
 // Call this while idle (in between matrix scans).
 // If the buffer is dirty, it will update the driver with the buffer.
-void IS31FL3737_update_pwm_buffers(uint8_t addr, uint8_t index);
-void IS31FL3737_update_led_control_registers(uint8_t addr, uint8_t index);
+void is31fl3737_update_pwm_buffers(uint8_t addr, uint8_t index);
+void is31fl3737_update_led_control_registers(uint8_t addr, uint8_t index);
 
 #define PUR_0R 0x00   // No PUR resistor
 #define PUR_05KR 0x01 // 0.5k Ohm resistor in t_NOL
diff --git a/drivers/led/issi/is31fl3741.c b/drivers/led/issi/is31fl3741.c
index 65f0c3640b..70671c2a40 100644
--- a/drivers/led/issi/is31fl3741.c
+++ b/drivers/led/issi/is31fl3741.c
@@ -82,7 +82,7 @@ uint8_t g_twi_transfer_buffer[20] = {0xFF};
 // The scaling buffers match the PG2 and PG3 LED On/Off registers.
 // Storing them like this is optimal for I2C transfers to the registers.
 // We could optimize this and take out the unused registers from these
-// buffers and the transfers in IS31FL3741_write_pwm_buffer() but it's
+// buffers and the transfers in is31fl3741_write_pwm_buffer() but it's
 // probably not worth the extra complexity.
 uint8_t g_pwm_buffer[DRIVER_COUNT][ISSI_MAX_LEDS];
 bool    g_pwm_buffer_update_required[DRIVER_COUNT]        = {false};
@@ -90,7 +90,7 @@ bool    g_scaling_registers_update_required[DRIVER_COUNT] = {false};
 
 uint8_t g_scaling_registers[DRIVER_COUNT][ISSI_MAX_LEDS];
 
-void IS31FL3741_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
+void is31fl3741_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
     g_twi_transfer_buffer[0] = reg;
     g_twi_transfer_buffer[1] = data;
 
@@ -103,14 +103,14 @@ void IS31FL3741_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
 #endif
 }
 
-bool IS31FL3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
+bool is31fl3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     // Assume PG0 is already selected
 
     for (int i = 0; i < 342; i += 18) {
         if (i == 180) {
             // unlock the command register and select PG1
-            IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-            IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM1);
+            is31fl3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+            is31fl3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM1);
         }
 
         g_twi_transfer_buffer[0] = i % 180;
@@ -148,7 +148,7 @@ bool IS31FL3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
     return true;
 }
 
-void IS31FL3741_init(uint8_t addr) {
+void is31fl3741_init(uint8_t addr) {
     // In order to avoid the LEDs being driven with garbage data
     // in the LED driver's PWM registers, shutdown is enabled last.
     // Set up the mode and other settings, clear the PWM registers,
@@ -156,26 +156,26 @@ void IS31FL3741_init(uint8_t addr) {
     // Unlock the command register.
 
     // Unlock the command register.
-    IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+    is31fl3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
 
     // Select PG4
-    IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
+    is31fl3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
 
     // Set to Normal operation
-    IS31FL3741_write_register(addr, ISSI_REG_CONFIGURATION, 0x01);
+    is31fl3741_write_register(addr, ISSI_REG_CONFIGURATION, 0x01);
 
     // Set Golbal Current Control Register
-    IS31FL3741_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
+    is31fl3741_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
     // Set Pull up & Down for SWx CSy
-    IS31FL3741_write_register(addr, ISSI_REG_PULLDOWNUP, ((ISSI_CSPULLUP << 4) | ISSI_SWPULLUP));
+    is31fl3741_write_register(addr, ISSI_REG_PULLDOWNUP, ((ISSI_CSPULLUP << 4) | ISSI_SWPULLUP));
 
-    // IS31FL3741_update_led_scaling_registers(addr, 0xFF, 0xFF, 0xFF);
+    // is31fl3741_update_led_scaling_registers(addr, 0xFF, 0xFF, 0xFF);
 
     // Wait 10ms to ensure the device has woken up.
     wait_ms(10);
 }
 
-void IS31FL3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     is31_led led;
     if (index >= 0 && index < RGB_MATRIX_LED_COUNT) {
         memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
@@ -190,13 +190,13 @@ void IS31FL3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     }
 }
 
-void IS31FL3741_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3741_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
     for (int i = 0; i < RGB_MATRIX_LED_COUNT; i++) {
-        IS31FL3741_set_color(i, red, green, blue);
+        is31fl3741_set_color(i, red, green, blue);
     }
 }
 
-void IS31FL3741_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
+void is31fl3741_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
     is31_led led;
     memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
 
@@ -221,19 +221,19 @@ void IS31FL3741_set_led_control_register(uint8_t index, bool red, bool green, bo
     g_scaling_registers_update_required[led.driver] = true;
 }
 
-void IS31FL3741_update_pwm_buffers(uint8_t addr, uint8_t index) {
+void is31fl3741_update_pwm_buffers(uint8_t addr, uint8_t index) {
     if (g_pwm_buffer_update_required[index]) {
         // unlock the command register and select PG2
-        IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-        IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM0);
+        is31fl3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+        is31fl3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM0);
 
-        IS31FL3741_write_pwm_buffer(addr, g_pwm_buffer[index]);
+        is31fl3741_write_pwm_buffer(addr, g_pwm_buffer[index]);
     }
 
     g_pwm_buffer_update_required[index] = false;
 }
 
-void IS31FL3741_set_pwm_buffer(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3741_set_pwm_buffer(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue) {
     g_pwm_buffer[pled->driver][pled->r] = red;
     g_pwm_buffer[pled->driver][pled->g] = green;
     g_pwm_buffer[pled->driver][pled->b] = blue;
@@ -241,31 +241,31 @@ void IS31FL3741_set_pwm_buffer(const is31_led *pled, uint8_t red, uint8_t green,
     g_pwm_buffer_update_required[pled->driver] = true;
 }
 
-void IS31FL3741_update_led_control_registers(uint8_t addr, uint8_t index) {
+void is31fl3741_update_led_control_registers(uint8_t addr, uint8_t index) {
     if (g_scaling_registers_update_required[index]) {
         // unlock the command register and select PG2
-        IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-        IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_SCALING_0);
+        is31fl3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+        is31fl3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_SCALING_0);
 
         // CS1_SW1 to CS30_SW6 are on PG2
         for (int i = CS1_SW1; i <= CS30_SW6; ++i) {
-            IS31FL3741_write_register(addr, i, g_scaling_registers[index][i]);
+            is31fl3741_write_register(addr, i, g_scaling_registers[index][i]);
         }
 
         // unlock the command register and select PG3
-        IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
-        IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_SCALING_1);
+        is31fl3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+        is31fl3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_SCALING_1);
 
         // CS1_SW7 to CS39_SW9 are on PG3
         for (int i = CS1_SW7; i <= CS39_SW9; ++i) {
-            IS31FL3741_write_register(addr, i - CS1_SW7, g_scaling_registers[index][i]);
+            is31fl3741_write_register(addr, i - CS1_SW7, g_scaling_registers[index][i]);
         }
 
         g_scaling_registers_update_required[index] = false;
     }
 }
 
-void IS31FL3741_set_scaling_registers(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3741_set_scaling_registers(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue) {
     g_scaling_registers[pled->driver][pled->r] = red;
     g_scaling_registers[pled->driver][pled->g] = green;
     g_scaling_registers[pled->driver][pled->b] = blue;
diff --git a/drivers/led/issi/is31fl3741.h b/drivers/led/issi/is31fl3741.h
index b0089ea5ba..4ae84dc3c6 100644
--- a/drivers/led/issi/is31fl3741.h
+++ b/drivers/led/issi/is31fl3741.h
@@ -32,24 +32,24 @@ typedef struct is31_led {
 
 extern const is31_led PROGMEM g_is31_leds[RGB_MATRIX_LED_COUNT];
 
-void IS31FL3741_init(uint8_t addr);
-void IS31FL3741_write_register(uint8_t addr, uint8_t reg, uint8_t data);
-bool IS31FL3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
+void is31fl3741_init(uint8_t addr);
+void is31fl3741_write_register(uint8_t addr, uint8_t reg, uint8_t data);
+bool is31fl3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
 
-void IS31FL3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
-void IS31FL3741_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3741_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
 
-void IS31FL3741_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
+void is31fl3741_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
 
 // This should not be called from an interrupt
 // (eg. from a timer interrupt).
 // Call this while idle (in between matrix scans).
 // If the buffer is dirty, it will update the driver with the buffer.
-void IS31FL3741_update_pwm_buffers(uint8_t addr, uint8_t index);
-void IS31FL3741_update_led_control_registers(uint8_t addr, uint8_t index);
-void IS31FL3741_set_scaling_registers(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3741_update_pwm_buffers(uint8_t addr, uint8_t index);
+void is31fl3741_update_led_control_registers(uint8_t addr, uint8_t index);
+void is31fl3741_set_scaling_registers(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue);
 
-void IS31FL3741_set_pwm_buffer(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue);
+void is31fl3741_set_pwm_buffer(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue);
 
 #define PUR_0R 0x00   // No PUR resistor
 #define PUR_05KR 0x01 // 0.5k Ohm resistor