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* [PATCH] powerpc: Add support for PORTA and PORTB odr registers
@ 2007-11-13 18:28 Jochen Friedrich
  2007-11-13 23:46 ` Scott Wood
  0 siblings, 1 reply; 2+ messages in thread
From: Jochen Friedrich @ 2007-11-13 18:28 UTC (permalink / raw)
  To: linuxppc-embedded; +Cc: linux-kernel, Scott Wood, paulus

PORTA and PORTB have odr registers, as well. However, the PORTB odr
register is only 16bit.

Signed-off-by: Jochen Friedrich <jochen@scram.de>
---
 arch/powerpc/sysdev/commproc.c |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/arch/powerpc/sysdev/commproc.c b/arch/powerpc/sysdev/commproc.c
index d5a0dcf..3694a69 100644
--- a/arch/powerpc/sysdev/commproc.c
+++ b/arch/powerpc/sysdev/commproc.c
@@ -441,6 +441,13 @@ static void cpm1_set_pin32(int port, int pin, int flags)
 	else
 		clrbits32(&iop->par, pin);
 
+	if (port == CPM_PORTB) {
+		if (flags & CPM_PIN_OPENDRAIN)
+			setbits16(&mpc8xx_immr->im_cpm.cp_pbodr, pin);
+		else
+			clrbits16(&mpc8xx_immr->im_cpm.cp_pbodr, pin);
+	}
+
 	if (port == CPM_PORTE) {
 		if (flags & CPM_PIN_SECONDARY)
 			setbits32(&iop->sor, pin);
@@ -474,6 +481,12 @@ static void cpm1_set_pin16(int port, int pin, int flags)
 	else
 		clrbits16(&iop->par, pin);
 
+	if (port == CPM_PORTA) {
+		if (flags & CPM_PIN_OPENDRAIN)
+			setbits16(&iop->odr, pin);
+		else
+			clrbits16(&iop->odr, pin);
+	}
 	if (port == CPM_PORTC) {
 		if (flags & CPM_PIN_SECONDARY)
 			setbits16(&iop->sor, pin);
-- 
1.5.3.5


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] powerpc: Add support for PORTA and PORTB odr registers
  2007-11-13 18:28 [PATCH] powerpc: Add support for PORTA and PORTB odr registers Jochen Friedrich
@ 2007-11-13 23:46 ` Scott Wood
  0 siblings, 0 replies; 2+ messages in thread
From: Scott Wood @ 2007-11-13 23:46 UTC (permalink / raw)
  To: Jochen Friedrich; +Cc: linuxppc-embedded, linux-kernel, paulus

Jochen Friedrich wrote:
> @@ -474,6 +481,12 @@ static void cpm1_set_pin16(int port, int pin, int 
> flags)
>     else
>         clrbits16(&iop->par, pin);
> 
> +    if (port == CPM_PORTA) {
> +        if (flags & CPM_PIN_OPENDRAIN)
> +            setbits16(&iop->odr, pin);
> +        else
> +            clrbits16(&iop->odr, pin);
> +    }
>     if (port == CPM_PORTC) {
>         if (flags & CPM_PIN_SECONDARY)
>             setbits16(&iop->sor, pin);

Where is the odr field of cpm_ioport16 defined?  It's the same position 
as sor, so maybe call it odr_sor or something.

Also, please add an extra newline after the closing brace.

-Scott

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2007-11-13 18:28 [PATCH] powerpc: Add support for PORTA and PORTB odr registers Jochen Friedrich
2007-11-13 23:46 ` Scott Wood

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