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path: root/drivers/video/omap2/dss/dss_features.c
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Diffstat (limited to 'drivers/video/omap2/dss/dss_features.c')
-rw-r--r--drivers/video/omap2/dss/dss_features.c163
1 files changed, 141 insertions, 22 deletions
diff --git a/drivers/video/omap2/dss/dss_features.c b/drivers/video/omap2/dss/dss_features.c
index cf3ef69..aa16222 100644
--- a/drivers/video/omap2/dss/dss_features.c
+++ b/drivers/video/omap2/dss/dss_features.c
@@ -25,14 +25,18 @@
#include <plat/display.h>
#include <plat/cpu.h>
+#include "dss.h"
#include "dss_features.h"
/* Defines a generic omap register field */
struct dss_reg_field {
- enum dss_feat_reg_field id;
u8 start, end;
};
+struct dss_param_range {
+ int min, max;
+};
+
struct omap_dss_features {
const struct dss_reg_field *reg_fields;
const int num_reg_fields;
@@ -43,29 +47,68 @@ struct omap_dss_features {
const int num_ovls;
const enum omap_display_type *supported_displays;
const enum omap_color_mode *supported_color_modes;
+ const char * const *clksrc_names;
+ const struct dss_param_range *dss_params;
};
/* This struct is assigned to one of the below during initialization */
static struct omap_dss_features *omap_current_dss_features;
static const struct dss_reg_field omap2_dss_reg_fields[] = {
- { FEAT_REG_FIRHINC, 11, 0 },
- { FEAT_REG_FIRVINC, 27, 16 },
- { FEAT_REG_FIFOLOWTHRESHOLD, 8, 0 },
- { FEAT_REG_FIFOHIGHTHRESHOLD, 24, 16 },
- { FEAT_REG_FIFOSIZE, 8, 0 },
+ [FEAT_REG_FIRHINC] = { 11, 0 },
+ [FEAT_REG_FIRVINC] = { 27, 16 },
+ [FEAT_REG_FIFOLOWTHRESHOLD] = { 8, 0 },
+ [FEAT_REG_FIFOHIGHTHRESHOLD] = { 24, 16 },
+ [FEAT_REG_FIFOSIZE] = { 8, 0 },
+ [FEAT_REG_HORIZONTALACCU] = { 9, 0 },
+ [FEAT_REG_VERTICALACCU] = { 25, 16 },
+ [FEAT_REG_DISPC_CLK_SWITCH] = { 0, 0 },
+ [FEAT_REG_DSIPLL_REGN] = { 0, 0 },
+ [FEAT_REG_DSIPLL_REGM] = { 0, 0 },
+ [FEAT_REG_DSIPLL_REGM_DISPC] = { 0, 0 },
+ [FEAT_REG_DSIPLL_REGM_DSI] = { 0, 0 },
};
static const struct dss_reg_field omap3_dss_reg_fields[] = {
- { FEAT_REG_FIRHINC, 12, 0 },
- { FEAT_REG_FIRVINC, 28, 16 },
- { FEAT_REG_FIFOLOWTHRESHOLD, 11, 0 },
- { FEAT_REG_FIFOHIGHTHRESHOLD, 27, 16 },
- { FEAT_REG_FIFOSIZE, 10, 0 },
+ [FEAT_REG_FIRHINC] = { 12, 0 },
+ [FEAT_REG_FIRVINC] = { 28, 16 },
+ [FEAT_REG_FIFOLOWTHRESHOLD] = { 11, 0 },
+ [FEAT_REG_FIFOHIGHTHRESHOLD] = { 27, 16 },
+ [FEAT_REG_FIFOSIZE] = { 10, 0 },
+ [FEAT_REG_HORIZONTALACCU] = { 9, 0 },
+ [FEAT_REG_VERTICALACCU] = { 25, 16 },
+ [FEAT_REG_DISPC_CLK_SWITCH] = { 0, 0 },
+ [FEAT_REG_DSIPLL_REGN] = { 7, 1 },
+ [FEAT_REG_DSIPLL_REGM] = { 18, 8 },
+ [FEAT_REG_DSIPLL_REGM_DISPC] = { 22, 19 },
+ [FEAT_REG_DSIPLL_REGM_DSI] = { 26, 23 },
+};
+
+static const struct dss_reg_field omap4_dss_reg_fields[] = {
+ [FEAT_REG_FIRHINC] = { 12, 0 },
+ [FEAT_REG_FIRVINC] = { 28, 16 },
+ [FEAT_REG_FIFOLOWTHRESHOLD] = { 15, 0 },
+ [FEAT_REG_FIFOHIGHTHRESHOLD] = { 31, 16 },
+ [FEAT_REG_FIFOSIZE] = { 15, 0 },
+ [FEAT_REG_HORIZONTALACCU] = { 10, 0 },
+ [FEAT_REG_VERTICALACCU] = { 26, 16 },
+ [FEAT_REG_DISPC_CLK_SWITCH] = { 9, 8 },
+ [FEAT_REG_DSIPLL_REGN] = { 8, 1 },
+ [FEAT_REG_DSIPLL_REGM] = { 20, 9 },
+ [FEAT_REG_DSIPLL_REGM_DISPC] = { 25, 21 },
+ [FEAT_REG_DSIPLL_REGM_DSI] = { 30, 26 },
};
static const enum omap_display_type omap2_dss_supported_displays[] = {
/* OMAP_DSS_CHANNEL_LCD */
+ OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI,
+
+ /* OMAP_DSS_CHANNEL_DIGIT */
+ OMAP_DISPLAY_TYPE_VENC,
+};
+
+static const enum omap_display_type omap3430_dss_supported_displays[] = {
+ /* OMAP_DSS_CHANNEL_LCD */
OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
OMAP_DISPLAY_TYPE_SDI | OMAP_DISPLAY_TYPE_DSI,
@@ -73,10 +116,10 @@ static const enum omap_display_type omap2_dss_supported_displays[] = {
OMAP_DISPLAY_TYPE_VENC,
};
-static const enum omap_display_type omap3_dss_supported_displays[] = {
+static const enum omap_display_type omap3630_dss_supported_displays[] = {
/* OMAP_DSS_CHANNEL_LCD */
OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
- OMAP_DISPLAY_TYPE_SDI | OMAP_DISPLAY_TYPE_DSI,
+ OMAP_DISPLAY_TYPE_DSI,
/* OMAP_DSS_CHANNEL_DIGIT */
OMAP_DISPLAY_TYPE_VENC,
@@ -87,7 +130,7 @@ static const enum omap_display_type omap4_dss_supported_displays[] = {
OMAP_DISPLAY_TYPE_DBI | OMAP_DISPLAY_TYPE_DSI,
/* OMAP_DSS_CHANNEL_DIGIT */
- OMAP_DISPLAY_TYPE_VENC,
+ OMAP_DISPLAY_TYPE_VENC | OMAP_DISPLAY_TYPE_HDMI,
/* OMAP_DSS_CHANNEL_LCD2 */
OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
@@ -134,6 +177,54 @@ static const enum omap_color_mode omap3_dss_supported_color_modes[] = {
OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32,
};
+static const char * const omap2_dss_clk_source_names[] = {
+ [DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "N/A",
+ [DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "N/A",
+ [DSS_CLK_SRC_FCK] = "DSS_FCLK1",
+};
+
+static const char * const omap3_dss_clk_source_names[] = {
+ [DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "DSI1_PLL_FCLK",
+ [DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "DSI2_PLL_FCLK",
+ [DSS_CLK_SRC_FCK] = "DSS1_ALWON_FCLK",
+};
+
+static const char * const omap4_dss_clk_source_names[] = {
+ [DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "PLL1_CLK1",
+ [DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "PLL1_CLK2",
+ [DSS_CLK_SRC_FCK] = "DSS_FCLK",
+};
+
+static const struct dss_param_range omap2_dss_param_range[] = {
+ [FEAT_PARAM_DSS_FCK] = { 0, 173000000 },
+ [FEAT_PARAM_DSIPLL_REGN] = { 0, 0 },
+ [FEAT_PARAM_DSIPLL_REGM] = { 0, 0 },
+ [FEAT_PARAM_DSIPLL_REGM_DISPC] = { 0, 0 },
+ [FEAT_PARAM_DSIPLL_REGM_DSI] = { 0, 0 },
+ [FEAT_PARAM_DSIPLL_FINT] = { 0, 0 },
+ [FEAT_PARAM_DSIPLL_LPDIV] = { 0, 0 },
+};
+
+static const struct dss_param_range omap3_dss_param_range[] = {
+ [FEAT_PARAM_DSS_FCK] = { 0, 173000000 },
+ [FEAT_PARAM_DSIPLL_REGN] = { 0, (1 << 7) - 1 },
+ [FEAT_PARAM_DSIPLL_REGM] = { 0, (1 << 11) - 1 },
+ [FEAT_PARAM_DSIPLL_REGM_DISPC] = { 0, (1 << 4) - 1 },
+ [FEAT_PARAM_DSIPLL_REGM_DSI] = { 0, (1 << 4) - 1 },
+ [FEAT_PARAM_DSIPLL_FINT] = { 750000, 2100000 },
+ [FEAT_PARAM_DSIPLL_LPDIV] = { 1, (1 << 13) - 1},
+};
+
+static const struct dss_param_range omap4_dss_param_range[] = {
+ [FEAT_PARAM_DSS_FCK] = { 0, 186000000 },
+ [FEAT_PARAM_DSIPLL_REGN] = { 0, (1 << 8) - 1 },
+ [FEAT_PARAM_DSIPLL_REGM] = { 0, (1 << 12) - 1 },
+ [FEAT_PARAM_DSIPLL_REGM_DISPC] = { 0, (1 << 5) - 1 },
+ [FEAT_PARAM_DSIPLL_REGM_DSI] = { 0, (1 << 5) - 1 },
+ [FEAT_PARAM_DSIPLL_FINT] = { 500000, 2500000 },
+ [FEAT_PARAM_DSIPLL_LPDIV] = { 0, (1 << 13) - 1 },
+};
+
/* OMAP2 DSS Features */
static struct omap_dss_features omap2_dss_features = {
.reg_fields = omap2_dss_reg_fields,
@@ -141,12 +232,15 @@ static struct omap_dss_features omap2_dss_features = {
.has_feature =
FEAT_LCDENABLEPOL | FEAT_LCDENABLESIGNAL |
- FEAT_PCKFREEENABLE | FEAT_FUNCGATED,
+ FEAT_PCKFREEENABLE | FEAT_FUNCGATED |
+ FEAT_ROWREPEATENABLE | FEAT_RESIZECONF,
.num_mgrs = 2,
.num_ovls = 3,
.supported_displays = omap2_dss_supported_displays,
.supported_color_modes = omap2_dss_supported_color_modes,
+ .clksrc_names = omap2_dss_clk_source_names,
+ .dss_params = omap2_dss_param_range,
};
/* OMAP3 DSS Features */
@@ -157,12 +251,15 @@ static struct omap_dss_features omap3430_dss_features = {
.has_feature =
FEAT_GLOBAL_ALPHA | FEAT_LCDENABLEPOL |
FEAT_LCDENABLESIGNAL | FEAT_PCKFREEENABLE |
- FEAT_FUNCGATED,
+ FEAT_FUNCGATED | FEAT_ROWREPEATENABLE |
+ FEAT_LINEBUFFERSPLIT | FEAT_RESIZECONF,
.num_mgrs = 2,
.num_ovls = 3,
- .supported_displays = omap3_dss_supported_displays,
+ .supported_displays = omap3430_dss_supported_displays,
.supported_color_modes = omap3_dss_supported_color_modes,
+ .clksrc_names = omap3_dss_clk_source_names,
+ .dss_params = omap3_dss_param_range,
};
static struct omap_dss_features omap3630_dss_features = {
@@ -172,27 +269,34 @@ static struct omap_dss_features omap3630_dss_features = {
.has_feature =
FEAT_GLOBAL_ALPHA | FEAT_LCDENABLEPOL |
FEAT_LCDENABLESIGNAL | FEAT_PCKFREEENABLE |
- FEAT_PRE_MULT_ALPHA | FEAT_FUNCGATED,
+ FEAT_PRE_MULT_ALPHA | FEAT_FUNCGATED |
+ FEAT_ROWREPEATENABLE | FEAT_LINEBUFFERSPLIT |
+ FEAT_RESIZECONF,
.num_mgrs = 2,
.num_ovls = 3,
- .supported_displays = omap3_dss_supported_displays,
+ .supported_displays = omap3630_dss_supported_displays,
.supported_color_modes = omap3_dss_supported_color_modes,
+ .clksrc_names = omap3_dss_clk_source_names,
+ .dss_params = omap3_dss_param_range,
};
/* OMAP4 DSS Features */
static struct omap_dss_features omap4_dss_features = {
- .reg_fields = omap3_dss_reg_fields,
- .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
+ .reg_fields = omap4_dss_reg_fields,
+ .num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
.has_feature =
FEAT_GLOBAL_ALPHA | FEAT_PRE_MULT_ALPHA |
- FEAT_MGR_LCD2,
+ FEAT_MGR_LCD2 | FEAT_GLOBAL_ALPHA_VID1 |
+ FEAT_CORE_CLK_DIV | FEAT_LCD_CLK_SRC,
.num_mgrs = 3,
.num_ovls = 3,
.supported_displays = omap4_dss_supported_displays,
.supported_color_modes = omap3_dss_supported_color_modes,
+ .clksrc_names = omap4_dss_clk_source_names,
+ .dss_params = omap4_dss_param_range,
};
/* Functions returning values related to a DSS feature */
@@ -206,6 +310,16 @@ int dss_feat_get_num_ovls(void)
return omap_current_dss_features->num_ovls;
}
+unsigned long dss_feat_get_param_min(enum dss_range_param param)
+{
+ return omap_current_dss_features->dss_params[param].min;
+}
+
+unsigned long dss_feat_get_param_max(enum dss_range_param param)
+{
+ return omap_current_dss_features->dss_params[param].max;
+}
+
enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel)
{
return omap_current_dss_features->supported_displays[channel];
@@ -223,6 +337,11 @@ bool dss_feat_color_mode_supported(enum omap_plane plane,
color_mode;
}
+const char *dss_feat_get_clk_source_name(enum dss_clk_source id)
+{
+ return omap_current_dss_features->clksrc_names[id];
+}
+
/* DSS has_feature check */
bool dss_has_feature(enum dss_feat_id id)
{