Message ID | 1313040375-31899-1-git-send-email-agnel.joel@gmail.com |
---|---|
State | Not Applicable |
Headers | show |
On Thu, Aug 11, 2011 at 1:26 AM, Joel A Fernandes <agnel.joel@gmail.com> wrote: > From: Bob Feretich <bob.feretich@rafresearch.com> > > From: Bob Feretich <bob.feretich@rafresearch.com> > > The below patch reverses the order of two segments in the board file. > Output pins need to have their values initialized, before they are > exposed to the logic outside the chip. > > Previous discussions: > http://lists.denx.de/pipermail/u-boot/2011-March/088115.html > > Signed-off-by: Bob Feretich <bob.feretich@rafresearch.com> > Signed-off-by: Joel A Fernandes <agnel.joel@gmail.com> Acked-by: Jason Kridner <jkridner@beagleboard.org> + Sandeep and Khasim > --- > board/ti/beagle/beagle.c | 12 ++++++------ > 1 files changed, 6 insertions(+), 6 deletions(-) > > diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c > index ab50514..15d061a 100644 > --- a/board/ti/beagle/beagle.c > +++ b/board/ti/beagle/beagle.c > @@ -301,17 +301,17 @@ int misc_init_r(void) > twl4030_power_init(); > twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON); > > - /* Configure GPIOs to output */ > - writel(~(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1), &gpio6_base->oe); > - writel(~(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | > - GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe); > - > - /* Set GPIOs */ > + /* Set GPIO states before they are made outputs */ > writel(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1, > &gpio6_base->setdataout); > writel(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | > GPIO15 | GPIO14 | GPIO13 | GPIO12, &gpio5_base->setdataout); > > + /* Configure GPIOs to output */ > + writel(~(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1), &gpio6_base->oe); > + writel(~(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | > + GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe); > + > dieid_num_r(); > > return 0; > -- > 1.7.1 > > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > http://lists.denx.de/mailman/listinfo/u-boot >
diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c index ab50514..15d061a 100644 --- a/board/ti/beagle/beagle.c +++ b/board/ti/beagle/beagle.c @@ -301,17 +301,17 @@ int misc_init_r(void) twl4030_power_init(); twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON); - /* Configure GPIOs to output */ - writel(~(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1), &gpio6_base->oe); - writel(~(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | - GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe); - - /* Set GPIOs */ + /* Set GPIO states before they are made outputs */ writel(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1, &gpio6_base->setdataout); writel(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | GPIO15 | GPIO14 | GPIO13 | GPIO12, &gpio5_base->setdataout); + /* Configure GPIOs to output */ + writel(~(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1), &gpio6_base->oe); + writel(~(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | + GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe); + dieid_num_r(); return 0;