From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001
From: Yuval Adam <_@yuv.al>
Date: Wed, 30 Aug 2017 08:25:59 +0000
Subject: Initial file dump from open source release

---
 arch/mips/bcm63xx/prom.c | 59 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 arch/mips/bcm63xx/prom.c

(limited to 'arch/mips/bcm63xx/prom.c')

diff --git a/arch/mips/bcm63xx/prom.c b/arch/mips/bcm63xx/prom.c
new file mode 100644
index 00000000..fd698087
--- /dev/null
+++ b/arch/mips/bcm63xx/prom.c
@@ -0,0 +1,59 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
+ */
+
+#include <linux/init.h>
+#include <linux/bootmem.h>
+#include <asm/bootinfo.h>
+#include <bcm63xx_board.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_io.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_gpio.h>
+
+void __init prom_init(void)
+{
+	u32 reg, mask;
+
+	bcm63xx_cpu_init();
+
+	/* stop any running watchdog */
+	bcm_wdt_writel(WDT_STOP_1, WDT_CTL_REG);
+	bcm_wdt_writel(WDT_STOP_2, WDT_CTL_REG);
+
+	/* disable all hardware blocks clock for now */
+	if (BCMCPU_IS_6328())
+		mask = CKCTL_6328_ALL_SAFE_EN;
+	else if (BCMCPU_IS_6338())
+		mask = CKCTL_6338_ALL_SAFE_EN;
+	else if (BCMCPU_IS_6345())
+		mask = CKCTL_6345_ALL_SAFE_EN;
+	else if (BCMCPU_IS_6348())
+		mask = CKCTL_6348_ALL_SAFE_EN;
+	else if (BCMCPU_IS_6358())
+		mask = CKCTL_6358_ALL_SAFE_EN;
+	else if (BCMCPU_IS_6362())
+		mask = CKCTL_6362_ALL_SAFE_EN;
+	else if (BCMCPU_IS_6368())
+		mask = CKCTL_6368_ALL_SAFE_EN;
+	else
+		mask = 0;
+
+	reg = bcm_perf_readl(PERF_CKCTL_REG);
+	reg &= ~mask;
+	bcm_perf_writel(reg, PERF_CKCTL_REG);
+
+	/* register gpiochip */
+	bcm63xx_gpio_init();
+
+	/* do low level board init */
+	board_prom_init();
+}
+
+void __init prom_free_prom_memory(void)
+{
+}
-- 
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