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>
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 @@
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 @@
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;