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authorLi Yang <leoli@freescale.com>2009-05-12 16:35:59 +0800
committerKumar Gala <galak@kernel.crashing.org>2009-05-19 00:50:40 -0500
commit186e74b9c5ab3f3f053797c879882a1f5c0cbd09 (patch)
treee947b9b3e1b17c253f8acc1138f560ad52fb32a9 /arch/powerpc
parentfc274a15692b0ee9751f586d7f703267c783809b (diff)
downloadop-kernel-dev-186e74b9c5ab3f3f053797c879882a1f5c0cbd09.zip
op-kernel-dev-186e74b9c5ab3f3f053797c879882a1f5c0cbd09.tar.gz
powerpc/fsl_rio: use LAW address from device tree
Instead of fixed address in old code. Signed-off-by: Li Yang <leoli@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/sysdev/fsl_rio.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index c5aa179..39db9d1 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -1076,8 +1076,9 @@ int fsl_rio_setup(struct of_device *dev)
INIT_LIST_HEAD(&port->dbells);
port->iores.start = law_start;
- port->iores.end = law_start + law_size;
+ port->iores.end = law_start + law_size - 1;
port->iores.flags = IORESOURCE_MEM;
+ port->iores.name = "rio_io_win";
priv->bellirq = irq_of_parse_and_map(dev->node, 2);
priv->txirq = irq_of_parse_and_map(dev->node, 3);
@@ -1155,14 +1156,15 @@ int fsl_rio_setup(struct of_device *dev)
out_be32((priv->regs_win + RIO_ISR_AACR), RIO_ISR_AACR_AA);
/* Configure maintenance transaction window */
- out_be32(&priv->maint_atmu_regs->rowbar, 0x000c0000);
- out_be32(&priv->maint_atmu_regs->rowar, 0x80077015);
+ out_be32(&priv->maint_atmu_regs->rowbar, law_start >> 12);
+ out_be32(&priv->maint_atmu_regs->rowar, 0x80077015); /* 4M */
priv->maint_win = ioremap(law_start, RIO_MAINT_WIN_SIZE);
/* Configure outbound doorbell window */
- out_be32(&priv->dbell_atmu_regs->rowbar, 0x000c0400);
- out_be32(&priv->dbell_atmu_regs->rowar, 0x8004200b);
+ out_be32(&priv->dbell_atmu_regs->rowbar,
+ (law_start + RIO_MAINT_WIN_SIZE) >> 12);
+ out_be32(&priv->dbell_atmu_regs->rowar, 0x8004200b); /* 4k */
fsl_rio_doorbell_init(port);
return 0;
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