[PATCH v2 2/2] Revert "drm/bridge: chrontel-ch7033: Add byteswap order setting"

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Revert this patch since it depends on devicetree functionality that
previously has been reverted in the below commit.

commit e798ba3374a1 ("Revert "dt-bindings: Add byteswap order to chrontel ch7033"")

This reverts commit ce9564cfc9aea65e68eb343c599317633bc2321a.

Fixes: 8c9c40ec8344 ("Revert "drm/bridge: ti-sn65dsi86: Implement bridge connector operations for DP"")
Signed-off-by: Robert Foss <robert.foss@xxxxxxxxxx>
---
 drivers/gpu/drm/bridge/chrontel-ch7033.c | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/drivers/gpu/drm/bridge/chrontel-ch7033.c b/drivers/gpu/drm/bridge/chrontel-ch7033.c
index c5719908ce2d..ba060277c3fd 100644
--- a/drivers/gpu/drm/bridge/chrontel-ch7033.c
+++ b/drivers/gpu/drm/bridge/chrontel-ch7033.c
@@ -68,7 +68,6 @@ enum {
 	BYTE_SWAP_GBR	= 3,
 	BYTE_SWAP_BRG	= 4,
 	BYTE_SWAP_BGR	= 5,
-	BYTE_SWAP_MAX	= 6,
 };
 
 /* Page 0, Register 0x19 */
@@ -356,8 +355,6 @@ static void ch7033_bridge_mode_set(struct drm_bridge *bridge,
 	int hsynclen = mode->hsync_end - mode->hsync_start;
 	int vbporch = mode->vsync_start - mode->vdisplay;
 	int vsynclen = mode->vsync_end - mode->vsync_start;
-	u8 byte_swap;
-	int ret;
 
 	/*
 	 * Page 4
@@ -401,16 +398,8 @@ static void ch7033_bridge_mode_set(struct drm_bridge *bridge,
 	regmap_write(priv->regmap, 0x15, vbporch);
 	regmap_write(priv->regmap, 0x16, vsynclen);
 
-	/* Input color swap. Byte order is optional and will default to
-	 * BYTE_SWAP_BGR to preserve backwards compatibility with existing
-	 * driver.
-	 */
-	ret = of_property_read_u8(priv->bridge.of_node, "chrontel,byteswap",
-				  &byte_swap);
-	if (!ret && byte_swap < BYTE_SWAP_MAX)
-		regmap_update_bits(priv->regmap, 0x18, SWAP, byte_swap);
-	else
-		regmap_update_bits(priv->regmap, 0x18, SWAP, BYTE_SWAP_BGR);
+	/* Input color swap. */
+	regmap_update_bits(priv->regmap, 0x18, SWAP, BYTE_SWAP_BGR);
 
 	/* Input clock and sync polarity. */
 	regmap_update_bits(priv->regmap, 0x19, 0x1, mode->clock >> 16);
-- 
2.34.1




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