Do not duplicate kbled support. Add kbled_max and kbled_get_color functions

src/board/system76/lemp9/board.mk

@@ -6,6 +6,10 @@ EC=it5570e
 KEYMAP?=default
 SRC+=$(BOARD_DIR)/keymap/$(KEYMAP).c
 
+# Set keyboard LED mechanism
+KBLED=white_dac
+CFLAGS+=-DKBLED_DAC=2
+
 # Set battery I2C bus
 CFLAGS+=-DI2C_SMBUS=I2C_4
 

src/board/system76/lemp9/kbled.c

@@ -1,48 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-only
-
-#include <board/kbled.h>
-#include <common/macro.h>
-#include <ec/dac.h>
-
-#define KBLED_DAC 2
-#define KBLED_DACDAT DACDAT2
-
-static uint8_t __code levels[] = {
-    0x00,
-    0x80,
-    0x90,
-    0xA8,
-    0xC0,
-    0xFF
-};
-
-void kbled_init(void) {
-    // Enable DAC used for KBLIGHT_ADJ
-    DACPDREG &= ~(1 << KBLED_DAC);
-    kbled_reset();
-}
-
-void kbled_reset(void) {
-    kbled_set(0);
-}
-
-uint8_t kbled_get(void) {
-    uint8_t level;
-    uint8_t raw = KBLED_DACDAT;
-    for (level = 0; level < ARRAY_SIZE(levels); level++) {
-        if (raw <= levels[level]) {
-            return level;
-        }
-    }
-    return 0;
-}
-
-void kbled_set(uint8_t level) {
-    uint8_t raw = 0;
-    if (level < ARRAY_SIZE(levels)) {
-        raw = levels[level];
-    }
-    KBLED_DACDAT = raw;
-}
-
-void kbled_set_color(uint32_t color) { /*Fix unused variable*/ color = color; }