sh: Add support for R7780RP and R7780MP boards.

This adds support for the Renesas SH7780 development boards,
R7780RP and R7780MP.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 77 insertions, 0 deletions

diff --git a/arch/sh/drivers/pci/ops-r7780rp.c b/arch/sh/drivers/pci/ops-r7780rp.c
new file mode 100644
index 000000000000..3254c4e917a9
--- /dev/null
+++ b/arch/sh/drivers/pci/ops-r7780rp.c
@@ -0,0 +1,77 @@
+/*
+ * Author:  Ian DaSilva (idasilva@mvista.com)
+ *
+ * Highly leveraged from pci-bigsur.c, written by Dustin McIntire.
+ *
+ * May be copied or modified under the terms of the GNU General Public
+ * License.  See linux/COPYING for more information.
+ *
+ * PCI initialization for the Renesas SH7780 Highlander R7780RP-1 board
+ */
+
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pci.h>
+#include <linux/module.h>
+
+#include <asm/io.h>
+#include "pci-sh7780.h"
+#include <asm/r7780rp/r7780rp.h>
+
+int __init pcibios_map_platform_irq(u8 slot, u8 pin)
+{
+        switch (slot) {
+        case 0: return IRQ_PCISLOT1;            /* PCI Interrupt #1 */
+        case 1: return IRQ_PCISLOT2;            /* PCI Interrupt #2 */
+        case 2: return IRQ_PCISLOT3;            /* PCI Interrupt #3 */
+        case 3: return IRQ_PCISLOT4;            /* PCI Interrupt E4 */
+        default:
+                printk("PCI: Bad IRQ mapping request for slot %d, func %d\n", slot, pin-1);
+                return -1;
+        }
+}
+
+static struct resource sh7780_io_resource = {
+        .name   = "SH7780_IO",
+        .start  = 0x2000,
+        .end    = 0x2000 + SH7780_PCI_IO_SIZE - 1,
+        .flags  = IORESOURCE_IO
+};
+
+static struct resource sh7780_mem_resource = {
+        .name   = "SH7780_mem",
+        .start  = SH7780_PCI_MEMORY_BASE,
+        .end    = SH7780_PCI_MEMORY_BASE + SH7780_PCI_MEM_SIZE - 1,
+        .flags  = IORESOURCE_MEM
+};
+
+extern struct pci_ops sh7780_pci_ops;
+
+struct pci_channel board_pci_channels[] = {
+        { &sh7780_pci_ops, &sh7780_io_resource, &sh7780_mem_resource, 0, 0xff },
+        { NULL, NULL, NULL, 0, 0 },
+};
+EXPORT_SYMBOL(board_pci_channels);
+
+static struct sh7780_pci_address_map sh7780_pci_map = {
+        .window0        = {
+                .base   = SH7780_CS2_BASE_ADDR,
+                .size   = 0x04000000,
+        },
+
+        .window1        = {
+                .base   = SH7780_CS3_BASE_ADDR,
+                .size   = 0x04000000,
+        },
+
+        .flags  = SH7780_PCIC_NO_RESET,
+};
+
+int __init pcibios_init_platform(void)
+{
+        return sh7780_pcic_init(&sh7780_pci_map);
+}
+