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rk30: pm: enable l2x0 dynamic clk gating and standby mode

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黄涛
2012-03-26 11:55:29 +08:00
parent ca6ba6d21f
commit f582d25dde
1 changed files with 5 additions and 1 deletions
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6
arch/arm/mach-rk30/common.c
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@@ -20,10 +20,14 @@ static void __init rk30_l2_cache_init(void)
#ifdef CONFIG_CACHE_L2X0
u32 aux_ctrl, aux_ctrl_mask;
//Tag Ram Latency All 1-cycle
// Tag Ram Latency All 1-cycle
writel_relaxed(0x0, RK30_L2C_BASE + L2X0_TAG_LATENCY_CTRL);
// Data Ram Latency [10:8] 1-cycle [6:4] 4-cycles [2:0] 2 cycles
writel_relaxed(0x031, RK30_L2C_BASE + L2X0_DATA_LATENCY_CTRL);
/* L2X0 Power Control */
writel_relaxed(L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN, RK30_L2C_BASE + L2X0_POWER_CTRL);
/*
* 16-way associativity, parity disabled
* Way size - 32KB