linux (Allwinner): Drop H6 pixel clock patch

projects/Allwinner/devices/H6/patches/linux/07-limit-max-pixel-clock.patch

@@ -1,20 +0,0 @@
-diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
-index caea5a9f8f1d..ba4ce576b471 100644
---- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
-+++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
-@@ -48,8 +48,13 @@ static enum drm_mode_status
- sun8i_dw_hdmi_mode_valid_h6(struct drm_connector *connector,
- 			    const struct drm_display_mode *mode)
- {
--	/* This is max for HDMI 2.0b (4K@60Hz) */
--	if (mode->clock > 594000)
-+	/*
-+	 * Controller support maximum of 594 MHz, which correlates to
-+	 * 4K@60Hz 4:4:4 or RGB. However, for frequencies greater than
-+	 * 340 MHz scrambling has to be enabled. Because scrambling is
-+	 * not yet implemented, just limit to 340 MHz for now.
-+	 */
-+	if (mode->clock > 340000)
- 		return MODE_CLOCK_HIGH;
- 
- 	return MODE_OK;