openwrt-xburst/target/linux/brcm63xx/patches-3.3/018-MIPS-BCM63XX-add-support-for-ipsec-clock.patch

From 0fec0136456ce214ea4df6b8ff3b3728befc816a Mon Sep 17 00:00:00 2001
From: Florian Fainelli <florian@openwrt.org>
Date: Tue, 31 Jan 2012 15:12:22 +0100
Subject: [PATCH 3/6] MIPS: BCM63XX: add support for "ipsec" clock

This module is only available on BCM6368 so far and does not require
resetting the block.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: mpm@selenic.com
Cc: herbert@gondor.apana.org.au
Patchwork: https://patchwork.linux-mips.org/patch/3324/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
 arch/mips/bcm63xx/clk.c |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)

--- a/arch/mips/bcm63xx/clk.c
+++ b/arch/mips/bcm63xx/clk.c
@@ -224,6 +224,18 @@ static struct clk clk_xtm = {
 };
 
 /*
+ * IPsec clock
+ */
+static void ipsec_set(struct clk *clk, int enable)
+{
+	bcm_hwclock_set(CKCTL_6368_IPSEC_EN, enable);
+}
+
+static struct clk clk_ipsec = {
+	.set	= ipsec_set,
+};
+
+/*
  * Internal peripheral clock
  */
 static struct clk clk_periph = {
@@ -280,6 +292,8 @@ struct clk *clk_get(struct device *dev,
 		return &clk_periph;
 	if (BCMCPU_IS_6358() && !strcmp(id, "pcm"))
 		return &clk_pcm;
+	if (BCMCPU_IS_6368() && !strcmp(id, "ipsec"))
+		return &clk_ipsec;
 	return ERR_PTR(-ENOENT);
 }