From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/sh/boards/mach-se/7721/Makefile |  2 +
 arch/sh/boards/mach-se/7721/irq.c    | 42 ++++++++++++++++
 arch/sh/boards/mach-se/7721/setup.c  | 92 ++++++++++++++++++++++++++++++++++++
 3 files changed, 136 insertions(+)
 create mode 100644 arch/sh/boards/mach-se/7721/Makefile
 create mode 100644 arch/sh/boards/mach-se/7721/irq.c
 create mode 100644 arch/sh/boards/mach-se/7721/setup.c

(limited to 'arch/sh/boards/mach-se/7721')

diff --git a/arch/sh/boards/mach-se/7721/Makefile b/arch/sh/boards/mach-se/7721/Makefile
new file mode 100644
index 000000000..09436f10d
--- /dev/null
+++ b/arch/sh/boards/mach-se/7721/Makefile
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-y	 := setup.o irq.o
diff --git a/arch/sh/boards/mach-se/7721/irq.c b/arch/sh/boards/mach-se/7721/irq.c
new file mode 100644
index 000000000..e6ef2a265
--- /dev/null
+++ b/arch/sh/boards/mach-se/7721/irq.c
@@ -0,0 +1,42 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * linux/arch/sh/boards/se/7721/irq.c
+ *
+ * Copyright (C) 2008  Renesas Solutions Corp.
+ */
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <mach-se/mach/se7721.h>
+
+enum {
+	UNUSED = 0,
+
+	/* board specific interrupt sources */
+	MRSHPC,
+};
+
+static struct intc_vect vectors[] __initdata = {
+	INTC_IRQ(MRSHPC, MRSHPC_IRQ0),
+};
+
+static struct intc_prio_reg prio_registers[] __initdata = {
+	{ FPGA_ILSR6, 0, 8, 4, /* IRLMSK */
+	  { 0, MRSHPC } },
+};
+
+static DECLARE_INTC_DESC(intc_desc, "SE7721", vectors,
+			 NULL, NULL, prio_registers, NULL);
+
+/*
+ * Initialize IRQ setting
+ */
+void __init init_se7721_IRQ(void)
+{
+	/* PPCR */
+	__raw_writew(__raw_readw(0xa4050118) & ~0x00ff, 0xa4050118);
+
+	register_intc_controller(&intc_desc);
+	intc_set_priority(MRSHPC_IRQ0, 0xf - MRSHPC_IRQ0);
+}
diff --git a/arch/sh/boards/mach-se/7721/setup.c b/arch/sh/boards/mach-se/7721/setup.c
new file mode 100644
index 000000000..3af724dc4
--- /dev/null
+++ b/arch/sh/boards/mach-se/7721/setup.c
@@ -0,0 +1,92 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * linux/arch/sh/boards/se/7721/setup.c
+ *
+ * Copyright (C) 2008 Renesas Solutions Corp.
+ *
+ * Hitachi UL SolutionEngine 7721 Support.
+ */
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <mach-se/mach/se7721.h>
+#include <mach-se/mach/mrshpc.h>
+#include <asm/machvec.h>
+#include <asm/io.h>
+#include <asm/heartbeat.h>
+
+static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
+
+static struct heartbeat_data heartbeat_data = {
+	.bit_pos	= heartbeat_bit_pos,
+	.nr_bits	= ARRAY_SIZE(heartbeat_bit_pos),
+};
+
+static struct resource heartbeat_resource = {
+	.start	= PA_LED,
+	.end	= PA_LED,
+	.flags	= IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
+};
+
+static struct platform_device heartbeat_device = {
+	.name		= "heartbeat",
+	.id		= -1,
+	.dev	= {
+		.platform_data	= &heartbeat_data,
+	},
+	.num_resources	= 1,
+	.resource	= &heartbeat_resource,
+};
+
+static struct resource cf_ide_resources[] = {
+	[0] = {
+		.start	= PA_MRSHPC_IO + 0x1f0,
+		.end	= PA_MRSHPC_IO + 0x1f0 + 8 ,
+		.flags	= IORESOURCE_IO,
+	},
+	[1] = {
+		.start	= PA_MRSHPC_IO + 0x1f0 + 0x206,
+		.end	= PA_MRSHPC_IO + 0x1f0 + 8 + 0x206 + 8,
+		.flags	= IORESOURCE_IO,
+	},
+	[2] = {
+		.start  = MRSHPC_IRQ0,
+		.flags  = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device cf_ide_device = {
+	.name		= "pata_platform",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(cf_ide_resources),
+	.resource	= cf_ide_resources,
+};
+
+static struct platform_device *se7721_devices[] __initdata = {
+	&cf_ide_device,
+	&heartbeat_device
+};
+
+static int __init se7721_devices_setup(void)
+{
+	mrshpc_setup_windows();
+	return platform_add_devices(se7721_devices, ARRAY_SIZE(se7721_devices));
+}
+device_initcall(se7721_devices_setup);
+
+static void __init se7721_setup(char **cmdline_p)
+{
+	/* for USB */
+	__raw_writew(0x0000, 0xA405010C);	/* PGCR */
+	__raw_writew(0x0000, 0xA405010E);	/* PHCR */
+	__raw_writew(0x00AA, 0xA4050118);	/* PPCR */
+	__raw_writew(0x0000, 0xA4050124);	/* PSELA */
+}
+
+/*
+ * The Machine Vector
+ */
+struct sh_machine_vector mv_se7721 __initmv = {
+	.mv_name		= "Solution Engine 7721",
+	.mv_setup		= se7721_setup,
+	.mv_init_irq		= init_se7721_IRQ,
+};
-- 
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