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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /arch/sh/drivers/pci/fixups-sdk7780.c
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sh/drivers/pci/fixups-sdk7780.c')
-rw-r--r--arch/sh/drivers/pci/fixups-sdk7780.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/fixups-sdk7780.c b/arch/sh/drivers/pci/fixups-sdk7780.c
new file mode 100644
index 0000000000..c306040485
--- /dev/null
+++ b/arch/sh/drivers/pci/fixups-sdk7780.c
@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * arch/sh/drivers/pci/fixups-sdk7780.c
+ *
+ * PCI fixups for the SDK7780SE03
+ *
+ * Copyright (C) 2003 Lineo uSolutions, Inc.
+ * Copyright (C) 2004 - 2006 Paul Mundt
+ * Copyright (C) 2006 Nobuhiro Iwamatsu
+ */
+#include <linux/pci.h>
+#include <linux/io.h>
+#include <linux/sh_intc.h>
+#include "pci-sh4.h"
+
+#define IRQ_INTA evt2irq(0xa20)
+#define IRQ_INTB evt2irq(0xa40)
+#define IRQ_INTC evt2irq(0xa60)
+#define IRQ_INTD evt2irq(0xa80)
+
+/* IDSEL [16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31] */
+static char sdk7780_irq_tab[4][16] = {
+ /* INTA */
+ { IRQ_INTA, IRQ_INTD, IRQ_INTC, IRQ_INTD, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1 },
+ /* INTB */
+ { IRQ_INTB, IRQ_INTA, -1, IRQ_INTA, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1 },
+ /* INTC */
+ { IRQ_INTC, IRQ_INTB, -1, IRQ_INTB, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1 },
+ /* INTD */
+ { IRQ_INTD, IRQ_INTC, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1 },
+};
+
+int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
+{
+ return sdk7780_irq_tab[pin-1][slot];
+}