On Thu, Feb 03, 2011 at 06:15:21PM +0530, Rajendra Nayak wrote: > On the OMAP3430SDP board, the ads7846 touchscreen controller > is powered by VAUX3 regulator (supplying 2.8v). > Fix this mapping in the board file, and hence prevent > the ads7846 driver init to fail with the below error.. > > ads7846 spi1.0: unable to get regulator: -19 > > Signed-off-by: Rajendra Nayak <[email protected]>
Reviewed-by: Felipe Balbi <[email protected]> > --- > arch/arm/mach-omap2/board-3430sdp.c | 7 +++++++ > 1 files changed, 7 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/mach-omap2/board-3430sdp.c > b/arch/arm/mach-omap2/board-3430sdp.c > index d4e41ef..8e18f21 100644 > --- a/arch/arm/mach-omap2/board-3430sdp.c > +++ b/arch/arm/mach-omap2/board-3430sdp.c > @@ -427,6 +427,11 @@ static struct twl4030_madc_platform_data > sdp3430_madc_data = { > .irq_line = 1, > }; > > +/* ads7846 on SPI */ > +static struct regulator_consumer_supply sdp3430_vaux3_supplies[] = { > + REGULATOR_SUPPLY("vcc", "spi1.0"), > +}; > + > /* > * Apply all the fixed voltages since most versions of U-Boot > * don't bother with that initialization. > @@ -469,6 +474,8 @@ static struct regulator_init_data sdp3430_vaux3 = { > .valid_ops_mask = REGULATOR_CHANGE_MODE > | REGULATOR_CHANGE_STATUS, > }, > + .num_consumer_supplies = ARRAY_SIZE(sdp3430_vaux3_supplies), > + .consumer_supplies = sdp3430_vaux3_supplies, > }; > > /* VAUX4 for OMAP VDD_CSI2 (camera) */ > -- > 1.7.0.4 -- balbi -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
