On Thu, Mar 28, 2013 at 04:23:30PM +0100, Philipp Zabel wrote:
> +static void imx_ldb_encoder_prepare(struct drm_encoder *encoder)
> +{
> + struct imx_ldb_channel *imx_ldb_ch = enc_to_imx_ldb_ch(encoder);
> + struct imx_ldb *ldb = imx_ldb_ch->ldb;
> + struct drm_display_mode *mode = &encoder->crtc->mode;
> + unsigned long serial_clk;
> + unsigned long di_clk = mode->clock * 1000;
> + int mux = imx_drm_encoder_get_mux_id(imx_ldb_ch->imx_drm_encoder,
> + encoder->crtc);
> +
> + if (ldb->ldb_ctrl & LDB_SPLIT_MODE_EN) {
> + /* dual channel LVDS mode */
> + serial_clk = 3500UL * mode->clock;
> + imx_ldb_set_clock(ldb, mux, 0, serial_clk, di_clk);
> + imx_ldb_set_clock(ldb, mux, 1, serial_clk, di_clk);
> + } else {
> + serial_clk = 7000UL * mode->clock;
> + imx_ldb_set_clock(ldb, mux, imx_ldb_ch->chno, serial_clk, di_clk);
> + }
> +
> + imx_drm_crtc_panel_format(encoder->crtc, DRM_MODE_ENCODER_LVDS,
> + V4L2_PIX_FMT_RGB24);
I have panel which needs it to be V4L2_PIX_FMT_BGR666. We should
probably have a device tree property for that like interface_pix_fmt in
parallel display support?
Shawn
> +}
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