On Thu, Mar 5, 2015 at 12:58 PM, Michael Trimarchi <mich...@amarulasolutions.com> wrote: > Hi > > You should find the twl4030 power script and you should have something like > this > > static struct twl4030_ins wrst_seq[] __initdata = { > {MSG_SINGULAR(DEV_GRP_NULL, 0x1b, RES_STATE_OFF), 2}, > {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_WRST), 15}, > {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_WRST), 15}, > {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_WRST), 0x60}, > {MSG_SINGULAR(DEV_GRP_P1, 0x19, RES_STATE_ACTIVE), 2}, > {MSG_SINGULAR(DEV_GRP_NULL, 0x1b, RES_STATE_ACTIVE), 2}, > }; > > static struct twl4030_script wrst_script __initdata = { > .script = wrst_seq, > .size = ARRAY_SIZE(wrst_seq), > .flags = TWL4030_WRST_SCRIPT, > }; > > static struct twl4030_script *omap3_power_scripts[] __initdata = { > &wrst_script, > }; > > If I remember it was solved by some change here. In my old kernel I > have this commit > > Fix the reboot at lower frequency > > Signed-off-by: Michael Trimarchi <mich...@amarulasolutions.com> > > diff --git a/arch/arm/mach-omap2/board-panther.c > b/arch/arm/mach-omap2/board-panther.c > index ad2adf3..c71fdd9 100644 > --- a/arch/arm/mach-omap2/board-panther.c > +++ b/arch/arm/mach-omap2/board-panther.c > @@ -368,7 +368,7 @@ static int __init panther_i2c_init(void) > { > omap3_pmic_get_config(&panther_twldata, > TWL_COMMON_PDATA_MADC | > - TWL_COMMON_PDATA_AUDIO, > + TWL_COMMON_PDATA_AUDIO | TWL_COMMON_PDATA_POWER, > TWL_COMMON_REGULATOR_VDAC); > > omap3_pmic_init("twl4030", &panther_twldata); > > But this apply on an old device with a newer kernel and I don't > remember now the reason ;) Sorry. > > Is this an android device? (2.6.37??? is really old) > I have something quite different in my code:
static int __init twl4030_config_warmreset_sequence(u8 address) { int err; u8 rd_data; /* Set WARM RESET SEQ address for P1 */ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address, R_SEQ_ADD_WARM); if (err) goto out; /* P1/P2/P3 enable WARMRESET */ err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &rd_data, R_P1_SW_EVENTS); if (err) goto out; rd_data |= ENABLE_WARMRESET; err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, rd_data, R_P1_SW_EVENTS); if (err) goto out; err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &rd_data, R_P2_SW_EVENTS); if (err) goto out; rd_data |= ENABLE_WARMRESET; err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, rd_data, R_P2_SW_EVENTS); if (err) goto out; err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &rd_data, R_P3_SW_EVENTS); if (err) goto out; rd_data |= ENABLE_WARMRESET; err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, rd_data, R_P3_SW_EVENTS); out: if (err) pr_err("TWL4030 warmreset seq config error\n"); return err; } And the board is TI's board_omap3evm.c. Ran -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html