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ARM: 6755/1: omap4: l2x0: Populate set_debug() function and enable Errata 727915
Populate the l2x0 set_debug function pointer with OMAP secure call and enable the PL310 Errata 727915 This patch has dependency on the earlier patch ARM: l2x0: Errata fix for flush by Way operation can cause data corruption Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Reviewed-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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@ -45,6 +45,7 @@ config ARCH_OMAP4
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select CPU_V7
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select ARM_GIC
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select PL310_ERRATA_588369
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select PL310_ERRATA_727915
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select ARM_ERRATA_720789
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select ARCH_HAS_OPP
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select PM_OPP if PM
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@ -52,6 +52,12 @@ static void omap4_l2x0_disable(void)
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omap_smc1(0x102, 0x0);
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}
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static void omap4_l2x0_set_debug(unsigned long val)
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{
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/* Program PL310 L2 Cache controller debug register */
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omap_smc1(0x100, val);
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}
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static int __init omap_l2_cache_init(void)
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{
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u32 aux_ctrl = 0;
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@ -99,6 +105,7 @@ static int __init omap_l2_cache_init(void)
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* specific one
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*/
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outer_cache.disable = omap4_l2x0_disable;
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outer_cache.set_debug = omap4_l2x0_set_debug;
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return 0;
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}
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