Added global current to all other issi drivers who don't have it (#17448)

5 files changed, 21 insertions, 4 deletions

diff --git a/docs/feature_rgb_matrix.md b/docs/feature_rgb_matrix.md
index 9eaf63d710..247b77bcb1 100644
--- a/docs/feature_rgb_matrix.md
+++ b/docs/feature_rgb_matrix.md
@@ -86,6 +86,7 @@ You can use between 1 and 4 IS31FL3733 IC's. Do not specify `DRIVER_ADDR_<N>` de
 | `ISSI_TIMEOUT` | (Optional) How long to wait for i2c messages, in milliseconds | 100 |
 | `ISSI_PERSISTENCE` | (Optional) Retry failed messages this many times | 0 |
 | `ISSI_PWM_FREQUENCY` | (Optional) PWM Frequency Setting - IS31FL3733B only | 0 |
+| `ISSI_GLOBALCURRENT` | (Optional) Configuration for the Global Current Register | 0xFF |
 | `ISSI_SWPULLUP` | (Optional) Set the value of the SWx lines on-chip de-ghosting resistors | PUR_0R (Disabled) |
 | `ISSI_CSPULLUP` | (Optional) Set the value of the CSx lines on-chip de-ghosting resistors | PUR_0R (Disabled) |
 | `DRIVER_COUNT` | (Required) How many RGB driver IC's are present | |
diff --git a/drivers/led/issi/is31fl3733-simple.c b/drivers/led/issi/is31fl3733-simple.c
index af006f756d..2f41a7b1a9 100644
--- a/drivers/led/issi/is31fl3733-simple.c
+++ b/drivers/led/issi/is31fl3733-simple.c
@@ -70,6 +70,10 @@
 #    define ISSI_CSPULLUP PUR_0R
 #endif
 
+#ifndef ISSI_GLOBALCURRENT
+#    define ISSI_GLOBALCURRENT 0xFF
+#endif
+
 // Transfer buffer for TWITransmitData()
 uint8_t g_twi_transfer_buffer[20];
 
@@ -182,7 +186,7 @@ void IS31FL3733_init(uint8_t addr, uint8_t sync) {
     // Set de-ghost pull-down resistors (CSx)
     IS31FL3733_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
     // Set global current to maximum.
-    IS31FL3733_write_register(addr, ISSI_REG_GLOBALCURRENT, 0xFF);
+    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);
 
diff --git a/drivers/led/issi/is31fl3733.c b/drivers/led/issi/is31fl3733.c
index a2fdaa90fa..add998f256 100644
--- a/drivers/led/issi/is31fl3733.c
+++ b/drivers/led/issi/is31fl3733.c
@@ -69,6 +69,10 @@
 #    define ISSI_CSPULLUP PUR_0R
 #endif
 
+#ifndef ISSI_GLOBALCURRENT
+#    define ISSI_GLOBALCURRENT 0xFF
+#endif
+
 // Transfer buffer for TWITransmitData()
 uint8_t g_twi_transfer_buffer[20];
 
@@ -172,7 +176,7 @@ void IS31FL3733_init(uint8_t addr, uint8_t sync) {
     // Set de-ghost pull-down resistors (CSx)
     IS31FL3733_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
     // Set global current to maximum.
-    IS31FL3733_write_register(addr, ISSI_REG_GLOBALCURRENT, 0xFF);
+    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);
 
diff --git a/drivers/led/issi/is31fl3736.c b/drivers/led/issi/is31fl3736.c
index 7752a3f6cb..e9943614d2 100644
--- a/drivers/led/issi/is31fl3736.c
+++ b/drivers/led/issi/is31fl3736.c
@@ -63,6 +63,10 @@
 #    define ISSI_CSPULLUP PUR_0R
 #endif
 
+#ifndef ISSI_GLOBALCURRENT
+#    define ISSI_GLOBALCURRENT 0xFF
+#endif
+
 // Transfer buffer for TWITransmitData()
 uint8_t g_twi_transfer_buffer[20];
 
@@ -154,7 +158,7 @@ void IS31FL3736_init(uint8_t addr) {
     // Set de-ghost pull-down resistors (CSx)
     IS31FL3736_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
     // Set global current to maximum.
-    IS31FL3736_write_register(addr, ISSI_REG_GLOBALCURRENT, 0xFF);
+    IS31FL3736_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
     // Disable software shutdown.
     IS31FL3736_write_register(addr, ISSI_REG_CONFIGURATION, 0x01);
 
diff --git a/drivers/led/issi/is31fl3741.c b/drivers/led/issi/is31fl3741.c
index 393b0179b5..ba6b6761a3 100644
--- a/drivers/led/issi/is31fl3741.c
+++ b/drivers/led/issi/is31fl3741.c
@@ -69,6 +69,10 @@
 #    define ISSI_CSPULLUP PUR_32KR
 #endif
 
+#ifndef ISSI_GLOBALCURRENT
+#    define ISSI_GLOBALCURRENT 0xFF
+#endif
+
 #define ISSI_MAX_LEDS 351
 
 // Transfer buffer for TWITransmitData()
@@ -163,7 +167,7 @@ void IS31FL3741_init(uint8_t addr) {
     IS31FL3741_write_register(addr, ISSI_REG_CONFIGURATION, 0x01);
 
     // Set Golbal Current Control Register
-    IS31FL3741_write_register(addr, ISSI_REG_GLOBALCURRENT, 0xFF);
+    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));