Add DMA engine and SOC device support to mpc8641hpcn board
Signed-off-by: Zhang Wei <[EMAIL PROTECTED]>
Signed-off-by: Ebony Zhu <[EMAIL PROTECTED]>
---
arch/powerpc/boot/dts/mpc8641_hpcn.dts | 32 ++++++++++++++++++++++++++++
arch/powerpc/platforms/86xx/mpc86xx_hpcn.c | 16 ++++++++++++++
2 files changed, 48 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/boot/dts/mpc8641_hpcn.dts
b/arch/powerpc/boot/dts/mpc8641_hpcn.dts
index 3677659..ad6c528 100644
--- a/arch/powerpc/boot/dts/mpc8641_hpcn.dts
+++ b/arch/powerpc/boot/dts/mpc8641_hpcn.dts
@@ -380,5 +380,37 @@
01000000 0 00000000
0 00100000>;
};
+
+ [EMAIL PROTECTED] {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "fsl,mpc8540-dma";
+ reg = <21300 4>;
+ ranges = <0 21100 200>;
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc8540-dma-channel";
+ reg = <0 80>;
+ interrupt-parent = <&mpic>;
+ interrupts = <14 2>;
+ };
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc8540-dma-channel";
+ reg = <80 80>;
+ interrupt-parent = <&mpic>;
+ interrupts = <15 2>;
+ };
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc8540-dma-channel";
+ reg = <100 80>;
+ interrupt-parent = <&mpic>;
+ interrupts = <16 2>;
+ };
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc8540-dma-channel";
+ reg = <180 80>;
+ interrupt-parent = <&mpic>;
+ interrupts = <17 2>;
+ };
+ };
};
};
diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
index 32a531a..92dcc22 100644
--- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
+++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
@@ -18,6 +18,7 @@
#include <linux/kdev_t.h>
#include <linux/delay.h>
#include <linux/seq_file.h>
+#include <linux/of_platform.h>
#include <asm/system.h>
#include <asm/time.h>
@@ -227,3 +228,18 @@ define_machine(mpc86xx_hpcn) {
.pcibios_fixup_bus = fsl_pcibios_fixup_bus,
#endif
};
+
+static struct of_device_id mpc86xx_of_ids[] = {
+ { .type = "soc", },
+ {},
+};
+
+static __init int mpc86xx_of_device_init(void)
+{
+ if (!machine_is(mpc86xx_hpcn))
+ return 0;
+
+ return of_platform_bus_probe(NULL, mpc86xx_of_ids, NULL);
+}
+
+device_initcall(mpc86xx_of_device_init);
--
1.5.2
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