[PATCH] powerpc: Add support for PORTA sor and PORTB odr registers

Subsystems: linux for powerpc (32-bit and 64-bit), the rest

STALE6885d

2 messages, 2 authors, 2007-11-12 · open the first message on its own page

[PATCH] powerpc: Add support for PORTA sor and PORTB odr registers

From: Jochen Friedrich <jochen@scram.de>
Date: 2007-11-11 17:08:33

PORTA has an so register and PORTB had an odr register, as well.
However, the PORTB odr register is only 16bit.

Signed-off-by: Jochen Friedrich <jochen@scram.de>
---
 arch/powerpc/sysdev/commproc.c |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/arch/powerpc/sysdev/commproc.c b/arch/powerpc/sysdev/commproc.c
index f6a6378..a9f5fcf 100644
--- a/arch/powerpc/sysdev/commproc.c
+++ b/arch/powerpc/sysdev/commproc.c
@@ -438,6 +438,13 @@ 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);
@@ -471,7 +478,7 @@ static void cpm1_set_pin16(int port, int pin, int flags)
 	else
 		clrbits16(&iop->par, pin);
 
-	if (port == CPM_PORTC) {
+	if ((port == CPM_PORTA) || (port == CPM_PORTC)) {
 		if (flags & CPM_PIN_SECONDARY)
 			setbits16(&iop->sor, pin);
 		else
-- 
1.5.3.5

Re: [PATCH] powerpc: Add support for PORTA sor and PORTB odr registers

From: Scott Wood <hidden>
Date: 2007-11-12 19:34:30

Jochen Friedrich wrote:
PORTA has an so register and PORTB had an odr register, as well.
However, the PORTB odr register is only 16bit.
Which 8xx chip has a so register on port A?  I checked the 860, 866, 
885, and 823 manuals and didn't see one.

-Scott
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help