Hello Nishanth,
On Wed, Dec 09, 2009 at 07:17:14AM +0100, ext Nishanth Menon wrote:
> Introduce the OMAP3630 OPPs including the defined OPP tuples.
>
> Further information on OMAP3630 can be found here:
> http://focus.ti.com/general/docs/wtbu/wtbuproductcontent.tsp?templateId=6123&navigationId=12836&contentId=52606
>
> OMAP36xx family introduces:
> VDD1 with 4 OPPs, of which OPP3 & 4 are available only on devices yet
> to be introduced in 36xx family. Meanwhile, VDD2 has 2 opps.
>
> Device Support of OPPs->
> |<-3630-600->| (default)
> |<- 3630-800 ->| (device: TBD)
> |<- 3630-1000 ->| (device: TBD)
> H/w OPP-> OPP50 OPP100 OPP-Turbo OPP1G-SB
> VDD1 OPP1 OPP2 OPP3 OPP4
> VDD2 OPP1 OPP2 OPP2 OPP2
>
> Note:
> a) TI h/w naming for OPPs are now standardized in terms of OPP50, 100,
> Turbo and SB. This maps as shown above to the opp IDs (s/w term).
> b) For boards which need custom VDD1/2 OPPs, the opp table can be
> updated by the board file on a need basis after the
> omap3_pm_init_opp_table call. The OPPs introduced here are the
> official OPP table at this point in time.
>
[ ... ]
>
> +static struct omap_opp_def __initdata omap36xx_mpu_rate_table[] = {
> + /* OPP1 - OPP50 */
> + OMAP_OPP_DEF(true, 300000000, 930000),
> + /* OPP2 - OPP100 */
> + OMAP_OPP_DEF(true, 600000000, 1100000),
> + /* OPP3 - OPP-Turbo */
> + OMAP_OPP_DEF(false, 800000000, 1260000),
> + /* OPP4 - OPP-SB */
> + OMAP_OPP_DEF(false, 1000000000, 1310000),
> + OMAP_OPP_DEF_TERMINATOR
What else needs to be done in order to enable OPP-Turbo & OPP-SB ?
> +};
> +
> +static struct omap_opp_def __initdata omap36xx_l3_rate_table[] = {
> + /* OPP1 - OPP50 */
> + OMAP_OPP_DEF(true, 100000000, 930000),
> + /* OPP2 - OPP100, OPP-Turbo, OPP-SB */
> + OMAP_OPP_DEF(true, 200000000, 1137500),
> + OMAP_OPP_DEF_TERMINATOR
> +};
> +
> +static struct omap_opp_def __initdata omap36xx_dsp_rate_table[] = {
> + /* OPP1 - OPP50 */
> + OMAP_OPP_DEF(true, 260000000, 930000),
> + /* OPP2 - OPP100 */
> + OMAP_OPP_DEF(true, 520000000, 1100000),
> + /* OPP3 - OPP-Turbo */
> + OMAP_OPP_DEF(false, 660000000, 1260000),
> + /* OPP4 - OPP-SB */
> + OMAP_OPP_DEF(false, 875000000, 1310000),
> + OMAP_OPP_DEF_TERMINATOR
> +};
> +
> /* OMAP3 Rate Table */
> struct omap_opp *omap3_mpu_rate_table;
> struct omap_opp *omap3_dsp_rate_table;
> @@ -1296,18 +1328,27 @@ static void __init configure_vc(void)
> void __init omap3_pm_init_opp_table(void)
> {
> int i;
> + struct omap_opp_def **omap3_opp_def_list;
> struct omap_opp_def *omap34xx_opp_def_list[] = {
> omap34xx_mpu_rate_table,
> omap34xx_l3_rate_table,
> omap34xx_dsp_rate_table
> };
> + struct omap_opp_def *omap36xx_opp_def_list[] = {
> + omap36xx_mpu_rate_table,
> + omap36xx_l3_rate_table,
> + omap36xx_dsp_rate_table
> + };
> struct omap_opp **omap3_rate_tables[] = {
> &omap3_mpu_rate_table,
> &omap3_l3_rate_table,
> &omap3_dsp_rate_table
> };
> +
> + omap3_opp_def_list = cpu_is_omap3630() ? omap36xx_opp_def_list :
> + omap34xx_opp_def_list;
> for (i = 0; i < ARRAY_SIZE(omap3_rate_tables); i++) {
> - *omap3_rate_tables[i] = opp_init_list(omap34xx_opp_def_list[i]);
> + *omap3_rate_tables[i] = opp_init_list(omap3_opp_def_list[i]);
> /* We dont want half configured system at the moment */
> BUG_ON(IS_ERR(omap3_rate_tables[i]));
> }
> --
> 1.6.3.3
--
Eduardo Valentin
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