From 3d70766327422bcd918b6940298f7557ab10d248 Mon Sep 17 00:00:00 2001
From: kb-elmo <lorwel@mailbox.org>
Date: Fri, 15 Jan 2021 22:42:30 +0100
Subject: Add BGR byte order for WS2812 drivers (#11562)
* add byte order bgr for ws2812
* update docs for driver change
* Update ws2812_driver.md
* Update docs/ws2812_driver.md
Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: Ryan <fauxpark@gmail.com>
---
drivers/chibios/ws2812_spi.c | 4 ++++
1 file changed, 4 insertions(+)
(limited to 'drivers/chibios/ws2812_spi.c')
diff --git a/drivers/chibios/ws2812_spi.c b/drivers/chibios/ws2812_spi.c
index a933424362..89df2987b5 100644
--- a/drivers/chibios/ws2812_spi.c
+++ b/drivers/chibios/ws2812_spi.c
@@ -70,6 +70,10 @@ static void set_led_color_rgb(LED_TYPE color, int pos) {
for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.r, j);
for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j);
for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.b, j);
+#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_BGR)
+ for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.b, j);
+ for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j);
+ for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.r, j);
#endif
}
--
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