From: Roderick Colenbrander <thunderbir...@gmail.com>
Signed-off-by: Roderick Colenbrander <thunderbir...@gmail.com>
Signed-off-by: Grant Likely <grant.lik...@secretlab.ca>
---
arch/powerpc/platforms/44x/Kconfig | 10 +++++++++-
arch/powerpc/platforms/44x/Makefile | 1 +
arch/powerpc/platforms/44x/virtex_ml510.c | 29 +++++++++++++++++++++++++++++
arch/powerpc/sysdev/xilinx_intc.c | 5 +++++
4 files changed, 44 insertions(+), 1 deletions(-)
create mode 100644 arch/powerpc/platforms/44x/virtex_ml510.c
diff --git a/arch/powerpc/platforms/44x/Kconfig
b/arch/powerpc/platforms/44x/Kconfig
index 0d83a6a..af1c51d 100644
--- a/arch/powerpc/platforms/44x/Kconfig
+++ b/arch/powerpc/platforms/44x/Kconfig
@@ -156,7 +156,7 @@ config YOSEMITE
# This option enables support for the IBM PPC440GX evaluation board.
config XILINX_VIRTEX440_GENERIC_BOARD
- bool "Generic Xilinx Virtex 440 board"
+ bool "Xilinx Virtex 5 support"
depends on 44x
default n
select XILINX_VIRTEX_5_FXT
@@ -171,6 +171,14 @@ config XILINX_VIRTEX440_GENERIC_BOARD
Most Virtex 5 designs should use this unless it needs to do some
special configuration at board probe time.
+config XILINX_ML510
+ bool "Xilinx ML510 board support"
+ depends on XILINX_VIRTEX440_GENERIC_BOARD
+ select PPC_PCI_CHOICE
+ select XILINX_PCI if PCI
+ select PPC_INDIRECT_PCI if PCI
+ select PPC_I8259 if PCI
+
config PPC44x_SIMPLE
bool "Simple PowerPC 44x board support"
depends on 44x
diff --git a/arch/powerpc/platforms/44x/Makefile
b/arch/powerpc/platforms/44x/Makefile
index 01f51da..ee6185a 100644
--- a/arch/powerpc/platforms/44x/Makefile
+++ b/arch/powerpc/platforms/44x/Makefile
@@ -4,3 +4,4 @@ obj-$(CONFIG_EBONY) += ebony.o
obj-$(CONFIG_SAM440EP) += sam440ep.o
obj-$(CONFIG_WARP) += warp.o
obj-$(CONFIG_XILINX_VIRTEX_5_FXT) += virtex.o
+obj-$(CONFIG_XILINX_ML510) += virtex_ml510.o
diff --git a/arch/powerpc/platforms/44x/virtex_ml510.c
b/arch/powerpc/platforms/44x/virtex_ml510.c
new file mode 100644
index 0000000..ba4a6e3
--- /dev/null
+++ b/arch/powerpc/platforms/44x/virtex_ml510.c
@@ -0,0 +1,29 @@
+#include <asm/i8259.h>
+#include <linux/pci.h>
+#include "44x.h"
+
+/**
+ * ml510_ail_quirk
+ */
+static void __devinit ml510_ali_quirk(struct pci_dev *dev)
+{
+ /* Enable the IDE controller */
+ pci_write_config_byte(dev, 0x58, 0x4c);
+ /* Assign irq 14 to the primary ide channel */
+ pci_write_config_byte(dev, 0x44, 0x0d);
+ /* Assign irq 15 to the secondary ide channel */
+ pci_write_config_byte(dev, 0x75, 0x0f);
+ /* Set the ide controller in native mode */
+ pci_write_config_byte(dev, 0x09, 0xff);
+
+ /* INTB = disabled, INTA = disabled */
+ pci_write_config_byte(dev, 0x48, 0x00);
+ /* INTD = disabled, INTC = disabled */
+ pci_write_config_byte(dev, 0x4a, 0x00);
+ /* Audio = INT7, Modem = disabled. */
+ pci_write_config_byte(dev, 0x4b, 0x60);
+ /* USB = INT7 */
+ pci_write_config_byte(dev, 0x74, 0x06);
+}
+DECLARE_PCI_FIXUP_EARLY(0x10b9, 0x1533, ml510_ali_quirk);
+
diff --git a/arch/powerpc/sysdev/xilinx_intc.c
b/arch/powerpc/sysdev/xilinx_intc.c
index 90b5772..3ee1fd3 100644
--- a/arch/powerpc/sysdev/xilinx_intc.c
+++ b/arch/powerpc/sysdev/xilinx_intc.c
@@ -257,6 +257,11 @@ static void __init xilinx_i8259_setup_cascade(void)
i8259_init(cascade_node, 0);
set_irq_chained_handler(cascade_irq, xilinx_i8259_cascade);
+ /* Program irq 7 (usb/audio), 14/15 (ide) to level sensitive */
+ /* This looks like a dirty hack to me --gcl */
+ outb(0xc0, 0x4d0);
+ outb(0xc0, 0x4d1);
+
out:
of_node_put(cascade_node);
}
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