Commit 6d817880 authored by Tomi Valkeinen's avatar Tomi Valkeinen
Browse files

OMAPDSS: DSS: Add DRA7xx base support 



Add base support for DRA7xx to DSS core.

Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
parent 6761a8f6

drivers/video/fbdev/omap2/dss/dss.c

+40 −0
Original line number Diff line number Diff line
@@ -605,6 +605,26 @@ static int dss_dpi_select_source_omap5(int port, enum omap_channel channel) 
	return 0;

}



static int dss_dpi_select_source_dra7xx(int port, enum omap_channel channel)

{

	switch (port) {

	case 0:

		return dss_dpi_select_source_omap5(port, channel);

	case 1:

		if (channel != OMAP_DSS_CHANNEL_LCD2)

			return -EINVAL;

		break;

	case 2:

		if (channel != OMAP_DSS_CHANNEL_LCD3)

			return -EINVAL;

		break;

	default:

		return -EINVAL;

	}



	return 0;

}



int dss_dpi_select_source(int port, enum omap_channel channel)

{

	return dss.feat->dpi_select_source(port, channel);
@@ -686,6 +706,12 @@ static const enum omap_display_type omap34xx_ports[] = { 
	OMAP_DISPLAY_TYPE_SDI,

};



static const enum omap_display_type dra7xx_ports[] = {

	OMAP_DISPLAY_TYPE_DPI,

	OMAP_DISPLAY_TYPE_DPI,

	OMAP_DISPLAY_TYPE_DPI,

};



static const struct dss_features omap24xx_dss_feats __initconst = {

	/*

	 * fck div max is really 16, but the divider range has gaps. The range
@@ -744,6 +770,15 @@ static const struct dss_features am43xx_dss_feats __initconst = { 
	.num_ports		=	ARRAY_SIZE(omap2plus_ports),

};



static const struct dss_features dra7xx_dss_feats __initconst = {

	.fck_div_max		=	64,

	.dss_fck_multiplier	=	1,

	.parent_clk_name	=	"dpll_per_x2_ck",

	.dpi_select_source	=	&dss_dpi_select_source_dra7xx,

	.ports			=	dra7xx_ports,

	.num_ports		=	ARRAY_SIZE(dra7xx_ports),

};



static int __init dss_init_features(struct platform_device *pdev)

{

	const struct dss_features *src;
@@ -784,6 +819,10 @@ static int __init dss_init_features(struct platform_device *pdev) 
		src = &am43xx_dss_feats;

		break;



	case OMAPDSS_VER_DRA7xx:

		src = &dra7xx_dss_feats;

		break;



	default:

		return -ENODEV;

	}
@@ -1003,6 +1042,7 @@ static const struct of_device_id dss_of_match[] = { 
	{ .compatible = "ti,omap3-dss", },

	{ .compatible = "ti,omap4-dss", },

	{ .compatible = "ti,omap5-dss", },

	{ .compatible = "ti,dra7-dss", },

	{},

};

drivers/video/fbdev/omap2/dss/dss.h

+2 −0
Original line number Diff line number Diff line
@@ -104,6 +104,8 @@ enum dss_pll_id { 
	DSS_PLL_DSI1,

	DSS_PLL_DSI2,

	DSS_PLL_HDMI,

	DSS_PLL_VIDEO1,

	DSS_PLL_VIDEO2,

};



struct dss_pll;

drivers/video/fbdev/omap2/dss/dss_features.c

+1 −0
Original line number Diff line number Diff line
@@ -943,6 +943,7 @@ void dss_features_init(enum omapdss_version version) 
		break;



	case OMAPDSS_VER_OMAP5:

	case OMAPDSS_VER_DRA7xx:

		omap_current_dss_features = &omap5_dss_features;

		break;

drivers/video/fbdev/omap2/dss/omapdss-boot-init.c

+1 −0
Original line number Diff line number Diff line
@@ -186,6 +186,7 @@ static const struct of_device_id omapdss_of_match[] __initconst = { 
	{ .compatible = "ti,omap3-dss", },

	{ .compatible = "ti,omap4-dss", },

	{ .compatible = "ti,omap5-dss", },

	{ .compatible = "ti,dra7-dss", },

	{},

};