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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-06 19:13:58 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-06 19:13:58 -0800 |
commit | 01539ba2a706ab7d35fc0667dff919ade7f87d63 (patch) | |
tree | 5a4bd0cf78007d06690fe4ac06bbd49a5a70bc47 /arch/arm/mach-omap2/omap4-common.c | |
parent | 9e9bc9736756f25d6c47b4eba0ebf25b20a6f153 (diff) | |
parent | dc69d1af9e8d9cbbabff88bb35a6782187a22229 (diff) |
Merge branch 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6
* 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6: (243 commits)
omap2: Make OMAP2PLUS select OMAP_DM_TIMER
OMAP4: hwmod data: Fix alignment and end of line in structurefields
OMAP4: hwmod data: Move the DMA structures
OMAP4: hwmod data: Move the smartreflex structures
OMAP4: hwmod data: Fix missing SIDLE_SMART_WKUP in smartreflexsysc
arm: omap: tusb6010: add name for MUSB IRQ
arm: omap: craneboard: Add USB EHCI support
omap2+: Initialize serial port for dynamic remuxing for n8x0
omap2+: Add struct omap_board_data and use it for platform level serial init
omap2+: Allow hwmod state changes to mux pads based on the state changes
omap2+: Add support for hwmod specific muxing of devices
omap2+: Add omap_mux_get_by_name
OMAP2: PM: fix compile error when !CONFIG_SUSPEND
MAINTAINERS: OMAP: hwmod: update hwmod code, data maintainership
OMAP4: Smartreflex framework extensions
OMAP4: hwmod: Add inital data for smartreflex modules.
OMAP4: PM: Program correct init voltages for scalable VDDs
OMAP4: Adding voltage driver support
OMAP4: Register voltage PMIC parameters with the voltage layer
OMAP3: PM: Program correct init voltages for VDD1 and VDD2
...
Fix up trivial conflict in arch/arm/plat-omap/Kconfig
Diffstat (limited to 'arch/arm/mach-omap2/omap4-common.c')
-rw-r--r-- | arch/arm/mach-omap2/omap4-common.c | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index 666e852988d..19268647ce3 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -54,6 +54,8 @@ static void omap4_l2x0_disable(void) static int __init omap_l2_cache_init(void) { + u32 aux_ctrl = 0; + /* * To avoid code running on other OMAPs in * multi-omap builds @@ -65,18 +67,32 @@ static int __init omap_l2_cache_init(void) l2cache_base = ioremap(OMAP44XX_L2CACHE_BASE, SZ_4K); BUG_ON(!l2cache_base); - /* Enable PL310 L2 Cache controller */ - omap_smc1(0x102, 0x1); - /* * 16-way associativity, parity disabled * Way size - 32KB (es1.0) * Way size - 64KB (es2.0 +) */ - if (omap_rev() == OMAP4430_REV_ES1_0) - l2x0_init(l2cache_base, 0x0e050000, 0xc0000fff); - else - l2x0_init(l2cache_base, 0x0e070000, 0xc0000fff); + aux_ctrl = ((1 << L2X0_AUX_CTRL_ASSOCIATIVITY_SHIFT) | + (0x1 << 25) | + (0x1 << L2X0_AUX_CTRL_NS_LOCKDOWN_SHIFT) | + (0x1 << L2X0_AUX_CTRL_NS_INT_CTRL_SHIFT)); + + if (omap_rev() == OMAP4430_REV_ES1_0) { + aux_ctrl |= 0x2 << L2X0_AUX_CTRL_WAY_SIZE_SHIFT; + } else { + aux_ctrl |= ((0x3 << L2X0_AUX_CTRL_WAY_SIZE_SHIFT) | + (1 << L2X0_AUX_CTRL_SHARE_OVERRIDE_SHIFT) | + (1 << L2X0_AUX_CTRL_DATA_PREFETCH_SHIFT) | + (1 << L2X0_AUX_CTRL_INSTR_PREFETCH_SHIFT) | + (1 << L2X0_AUX_CTRL_EARLY_BRESP_SHIFT)); + } + if (omap_rev() != OMAP4430_REV_ES1_0) + omap_smc1(0x109, aux_ctrl); + + /* Enable PL310 L2 Cache controller */ + omap_smc1(0x102, 0x1); + + l2x0_init(l2cache_base, aux_ctrl, L2X0_AUX_CTRL_MASK); /* * Override default outer_cache.disable with a OMAP4 |