[U-Boot] [PATCH] edminiv2: orion5x: fix GPIO inits and values

Prafulla Wadaskar prafulla at marvell.com
Mon Sep 3 10:18:01 CEST 2012



> -----Original Message-----
> From: Prafulla Wadaskar
> Sent: 17 August 2012 13:25
> To: 'Albert ARIBAUD'; u-boot at lists.denx.de
> Subject: RE: [U-Boot] [PATCH] edminiv2: orion5x: fix GPIO inits and
> values
> 
> 
> 
> > -----Original Message-----
> > From: u-boot-bounces at lists.denx.de [mailto:u-boot-
> > bounces at lists.denx.de] On Behalf Of Albert ARIBAUD
> > Sent: 16 August 2012 22:05
> > To: u-boot at lists.denx.de
> > Subject: [U-Boot] [PATCH] edminiv2: orion5x: fix GPIO inits and
> values
> >
> > Orion5x did not actually write GPIO output values
> > or input polarities, and ED Mini V2 had bad or
> > missing values for GPIO settings.
> >
> > Signed-off-by: Albert ARIBAUD <albert.u.boot at aribaud.net>
> > ---
> >  arch/arm/cpu/arm926ejs/orion5x/cpu.c |    2 ++
> >  include/configs/edminiv2.h           |   13 +++++++++----
> >  2 files changed, 11 insertions(+), 4 deletions(-)
> >
> > diff --git a/arch/arm/cpu/arm926ejs/orion5x/cpu.c
> > b/arch/arm/cpu/arm926ejs/orion5x/cpu.c
> > index 792b11d..c3948d3 100644
> > --- a/arch/arm/cpu/arm926ejs/orion5x/cpu.c
> > +++ b/arch/arm/cpu/arm926ejs/orion5x/cpu.c
> > @@ -292,7 +292,9 @@ int arch_misc_init(void)
> >  	writel(ORION5X_MPP0_7, ORION5X_MPP_BASE+0x00);
> >  	writel(ORION5X_MPP8_15, ORION5X_MPP_BASE+0x04);
> >  	writel(ORION5X_MPP16_23, ORION5X_MPP_BASE+0x50);
> > +	writel(ORION5X_GPIO_OUT_VALUE, ORION5X_GPIO_BASE+0x00);
> >  	writel(ORION5X_GPIO_OUT_ENABLE, ORION5X_GPIO_BASE+0x04);
> > +	writel(ORION5X_GPIO_IN_POLARITY, ORION5X_GPIO_BASE+0x0c);
> >
> >  	/* initialize timer */
> >  	timer_init_r();
> > diff --git a/include/configs/edminiv2.h b/include/configs/edminiv2.h
> > index 6a67aa5..1541cfb 100644
> > --- a/include/configs/edminiv2.h
> > +++ b/include/configs/edminiv2.h
> > @@ -69,13 +69,18 @@
> >   * - GPIO16 is Power LED control (0 = on, 1 = off)
> >   * - GPIO17 is Power LED source select (0 = CPLD, 1 = GPIO16)
> >   * - GPIO18 is Power Button status (0 = Released, 1 = Pressed)
> > - * - Last GPIO is 26, further bits are supposed to be 0.
> > + * - GPIO19 is SATA disk power toggle (toggles on 0-to-1)
> > + * - GPIO22 is SATA disk power status ()
> > + * - GPIO23 is supply status for SATA disk ()
> > + * - GPIO24 is supply control for board (write 1 to power off)
> > + * Last GPIO is 25, further bits are supposed to be 0.
> >   * Enable mask has ones for INPUT, 0 for OUTPUT.
> > - * Default is LED ON.
> > + * Default is LED ON, board ON :)
> >   */
> >
> > -#define ORION5X_GPIO_OUT_ENABLE	0x03fcffff
> > -#define ORION5X_GPIO_OUT_VALUE	0x03fcffff
> > +#define ORION5X_GPIO_OUT_ENABLE		0xfef4f0ca
> > +#define ORION5X_GPIO_OUT_VALUE		0x00000000
> > +#define ORION5X_GPIO_IN_POLARITY	0x000000d0
> >
> >  /*
> >   * NS16550 Configuration
> > --
> 
> Acked-By: Prafulla Wadaskar <prafulla at marvell.com>
> Will pull this patch soon.

Applied to u-boot-marvell.git master branch

Regards...
Prafulla . . .


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