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| author | Taneja, Archit <archit@ti.com> | 2011-03-14 23:28:23 -0500 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-03-15 12:35:38 +0530 |
| commit | 49641116392ad7522fa0efad53f7ed63f811bd88 (patch) | |
| tree | 37dec1e9a08d22235e1c53e79387173b342ae860 /drivers/video/omap2/dss/dss_features.c | |
| parent | 31ef82377f1e0f1bc7d308ae4312e6cc5a431885 (diff) | |
| download | lwn-49641116392ad7522fa0efad53f7ed63f811bd88.tar.gz lwn-49641116392ad7522fa0efad53f7ed63f811bd88.zip | |
OMAP: DSS2: FEATURES: DSI PLL parameter cleanup
The DSI PLL parameters (regm, regn, regm_dispc, regm_dsi, fint) have different
fields and also different Max values on OMAP3 and OMAP4. Use dss features to
calculate the register fields and min/max values based on current OMAP revision.
Signed-off-by: Archit Taneja <archit@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/omap2/dss/dss_features.c')
| -rw-r--r-- | drivers/video/omap2/dss/dss_features.c | 84 |
1 files changed, 57 insertions, 27 deletions
diff --git a/drivers/video/omap2/dss/dss_features.c b/drivers/video/omap2/dss/dss_features.c index 4c8b32af496c..06b18f73449b 100644 --- a/drivers/video/omap2/dss/dss_features.c +++ b/drivers/video/omap2/dss/dss_features.c @@ -55,36 +55,48 @@ struct omap_dss_features { 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_HORIZONTALACCU] = { 9, 0 }, - [FEAT_REG_VERTICALACCU] = { 25, 16 }, - [FEAT_REG_DISPC_CLK_SWITCH] = { 0, 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_HORIZONTALACCU] = { 9, 0 }, - [FEAT_REG_VERTICALACCU] = { 25, 16 }, - [FEAT_REG_DISPC_CLK_SWITCH] = { 0, 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_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[] = { @@ -184,15 +196,33 @@ static const char * const omap4_dss_clk_source_names[] = { }; static const struct dss_param_range omap2_dss_param_range[] = { - [FEAT_PARAM_DSS_FCK] = { 0, 173000000 }, + [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_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_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 */ |