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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/sh/drivers/pci/fixups-sdk7780.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
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 000000000..c30604048
--- /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];
+}