Spi_led_strip and only one channel in use

Hello i have white led ledstrip only, as a driver i have P9813 driver bard connected to my ESP32.
is there a way to alter the config so i only have brighntess on a selectable channel, in my case the green chanel

it works but i have the color wheel within HA, and i only wan’t i brigtness slider to control only the green (white) channel.

below the config from within esphome.
.

#setup SPI interface 
spi:
  mosi_pin: GPIO12
  clk_pin: GPIO11

#Setup lights
light:
  - platform: spi_led_strip
    num_leds: 1
    id: Trap
    name: "Trap boven"
    data_rate: 1MHz
    default_transition_length: 0s