From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 11 Apr 2024 10:27:49 +0200
Subject: Adding upstream version 6.6.15.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/arm/mach-orion5x/board-dt.c | 80 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 arch/arm/mach-orion5x/board-dt.c

(limited to 'arch/arm/mach-orion5x/board-dt.c')

diff --git a/arch/arm/mach-orion5x/board-dt.c b/arch/arm/mach-orion5x/board-dt.c
new file mode 100644
index 0000000000..be47492c66
--- /dev/null
+++ b/arch/arm/mach-orion5x/board-dt.c
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright 2012 (C), Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * arch/arm/mach-orion5x/board-dt.c
+ *
+ * Flattened Device Tree board initialization
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/cpu.h>
+#include <linux/mbus.h>
+#include <linux/clocksource.h>
+#include <asm/system_misc.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <plat/irq.h>
+#include <plat/time.h>
+#include "orion5x.h"
+#include "bridge-regs.h"
+#include "common.h"
+
+static struct of_dev_auxdata orion5x_auxdata_lookup[] __initdata = {
+	OF_DEV_AUXDATA("marvell,orion-spi", 0xf1010600, "orion_spi.0", NULL),
+	OF_DEV_AUXDATA("marvell,mv64xxx-i2c", 0xf1011000, "mv64xxx_i2c.0",
+		       NULL),
+	OF_DEV_AUXDATA("marvell,orion-wdt", 0xf1020300, "orion_wdt", NULL),
+	OF_DEV_AUXDATA("marvell,orion-sata", 0xf1080000, "sata_mv.0", NULL),
+	OF_DEV_AUXDATA("marvell,orion-crypto", 0xf1090000, "mv_crypto", NULL),
+	{},
+};
+
+static void __init orion5x_dt_init(void)
+{
+	char *dev_name;
+	u32 dev, rev;
+
+	orion5x_id(&dev, &rev, &dev_name);
+	printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, orion5x_tclk);
+
+	BUG_ON(mvebu_mbus_dt_init(false));
+
+	/*
+	 * Setup Orion address map
+	 */
+	orion5x_setup_wins();
+
+	/*
+	 * Don't issue "Wait for Interrupt" instruction if we are
+	 * running on D0 5281 silicon.
+	 */
+	if (dev == MV88F5281_DEV_ID && rev == MV88F5281_REV_D0) {
+		printk(KERN_INFO "Orion: Applying 5281 D0 WFI workaround.\n");
+		cpu_idle_poll_ctrl(true);
+	}
+
+	if (of_machine_is_compatible("maxtor,shared-storage-2"))
+		mss2_init();
+
+	if (of_machine_is_compatible("lacie,d2-network"))
+		d2net_init();
+
+	of_platform_default_populate(NULL, orion5x_auxdata_lookup, NULL);
+}
+
+static const char *orion5x_dt_compat[] = {
+	"marvell,orion5x",
+	NULL,
+};
+
+DT_MACHINE_START(ORION5X_DT, "Marvell Orion5x (Flattened Device Tree)")
+	/* Maintainer: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> */
+	.map_io		= orion5x_map_io,
+	.init_machine	= orion5x_dt_init,
+	.restart	= orion5x_restart,
+	.dt_compat	= orion5x_dt_compat,
+MACHINE_END
-- 
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