From: 黄涛 <huangtao@rock-chips.com>
Date: Thu, 12 Apr 2012 09:04:04 +0000 (+0800)
Subject: rk30: l2: setup prefetch ctrl
X-Git-Tag: firefly_0821_release~9423
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=467d586ba77d82edf7ffe84b2e2f0c44e9bda425;p=firefly-linux-kernel-4.4.55.git

rk30: l2: setup prefetch ctrl
---

diff --git a/arch/arm/mach-rk30/common.c b/arch/arm/mach-rk30/common.c
index 2e03a11e2a22..b78ea3195bae 100755
--- a/arch/arm/mach-rk30/common.c
+++ b/arch/arm/mach-rk30/common.c
@@ -57,6 +57,9 @@ static void __init rk30_l2_cache_init(void)
 				|L2_LY_SET(6,L2_LY_RD_OFF)
 				|L2_LY_SET(1,L2_LY_WR_OFF), RK30_L2C_BASE + L2X0_DATA_LATENCY_CTRL);
 
+	/* L2X0 Prefetch Control */
+	writel_relaxed(0x70000003, RK30_L2C_BASE + L2X0_PREFETCH_CTRL);
+
 	/* L2X0 Power Control */
 	writel_relaxed(L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN, RK30_L2C_BASE + L2X0_POWER_CTRL);