[PATCH 3/4 V2] Enable MSI support for MPC8610HPCD board
Jason Jin
Jason.jin at freescale.com
Fri May 9 19:13:47 EST 2008
This patch enable the MSI on 8610hpcd board.
Through the msi-available-ranges property, All the 256
msi interrupts can be tested on this board.
Signed-off-by: Jason Jin <Jason.jin at freescale.com>
---
compatible name in dts was changed in V2 version.
arch/powerpc/boot/dts/mpc8610_hpcd.dts | 16 ++++++++++++++++
arch/powerpc/platforms/86xx/mpc8610_hpcd.c | 6 +++++-
2 files changed, 21 insertions(+), 1 deletions(-)
diff --git a/arch/powerpc/boot/dts/mpc8610_hpcd.dts b/arch/powerpc/boot/dts/mpc8610_hpcd.dts
index bba234e..93e681b 100644
--- a/arch/powerpc/boot/dts/mpc8610_hpcd.dts
+++ b/arch/powerpc/boot/dts/mpc8610_hpcd.dts
@@ -128,6 +128,22 @@
big-endian;
};
+ msi at 41600 {
+ compatible = "fsl,86xx-MSI";
+ reg = <0x41600 0x80>;
+ msi-available-ranges = <0 0x100>;
+ interrupts = <
+ 0xb0 0
+ 0xb1 0
+ 0xb2 0
+ 0xb3 0
+ 0xb4 0
+ 0xb5 0
+ 0xb6 0
+ 0xb7 0>;
+ interrupt-parent = <&mpic>;
+ };
+
global-utilities at e0000 {
compatible = "fsl,mpc8610-guts";
reg = <0xe0000 0x1000>;
diff --git a/arch/powerpc/platforms/86xx/mpc8610_hpcd.c b/arch/powerpc/platforms/86xx/mpc8610_hpcd.c
index 5e1e8cf..59f75f7 100644
--- a/arch/powerpc/platforms/86xx/mpc8610_hpcd.c
+++ b/arch/powerpc/platforms/86xx/mpc8610_hpcd.c
@@ -70,9 +70,13 @@ static void __init mpc86xx_hpcd_init_irq(void)
/* Alloc mpic structure and per isu has 16 INT entries. */
mpic1 = mpic_alloc(np, res.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
- 0, 256, " MPIC ");
+ 64, 256, " MPIC ");
BUG_ON(mpic1 == NULL);
+ mpic_assign_isu(mpic1, 0, res.start + 0x10000);
+ mpic_assign_isu(mpic1, 1, res.start + 0x10800);
+ mpic_assign_isu(mpic1, 2, res.start + 0x11600);
+
mpic_init(mpic1);
}
--
1.5.4
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