[PATCH] ppc32: Fix configuration of PCI IO space on MPC85xx platform

Kumar Gala galak at freescale.com
Thu Sep 22 14:54:58 EST 2005


For platforms that don't have PCI IO at 0 the outbound window
registers were not being properly configured.

Signed-off-by: Andrew Klossner <andrew at cesa.opbu.xerox.com>
Signed-off-by: Kumar K. Gala <kumar.gala at freescale.com>

---
commit 7b992aef26bd7dc2ed3eea0554d3e901d17aa999
tree a39f664767dbb49df981ed2037b7921f982a7854
parent db1488b812a7a96d50d51b018fbeb20586cc8e84
author Kumar K. Gala <kumar.gala at freescale.com> Wed, 21 Sep 2005 23:53:25 -0500
committer Kumar K. Gala <kumar.gala at freescale.com> Wed, 21 Sep 2005 23:53:25 -0500

 arch/ppc/syslib/ppc85xx_setup.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/ppc/syslib/ppc85xx_setup.c b/arch/ppc/syslib/ppc85xx_setup.c
--- a/arch/ppc/syslib/ppc85xx_setup.c
+++ b/arch/ppc/syslib/ppc85xx_setup.c
@@ -184,8 +184,8 @@ mpc85xx_setup_pci1(struct pci_controller
 	pci->powar1 = 0x80044000 |
 	   (__ilog2(MPC85XX_PCI1_UPPER_MEM - MPC85XX_PCI1_LOWER_MEM + 1) - 1);
 
-	/* Setup outboud IO windows @ MPC85XX_PCI1_IO_BASE */
-	pci->potar2 = 0x00000000;
+	/* Setup outbound IO windows @ MPC85XX_PCI1_IO_BASE */
+	pci->potar2 = (MPC85XX_PCI1_LOWER_IO >> 12) & 0x000fffff;
 	pci->potear2 = 0x00000000;
 	pci->powbar2 = (MPC85XX_PCI1_IO_BASE >> 12) & 0x000fffff;
 	/* Enable, IO R/W */
@@ -235,8 +235,8 @@ mpc85xx_setup_pci2(struct pci_controller
 	pci->powar1 = 0x80044000 |
 	   (__ilog2(MPC85XX_PCI2_UPPER_MEM - MPC85XX_PCI2_LOWER_MEM + 1) - 1);
 
-	/* Setup outboud IO windows @ MPC85XX_PCI2_IO_BASE */
-	pci->potar2 = 0x00000000;
+	/* Setup outbound IO windows @ MPC85XX_PCI2_IO_BASE */
+	pci->potar2 = (MPC85XX_PCI2_LOWER_IO >> 12) & 0x000fffff;;
 	pci->potear2 = 0x00000000;
 	pci->powbar2 = (MPC85XX_PCI2_IO_BASE >> 12) & 0x000fffff;
 	/* Enable, IO R/W */



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