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ARM: 6077/1: ux500: add SOC Kconfig variables
This adds the different config options for SoCs DB8500 and DB5500 and refines the SoC/CPU detection code to support the DB5500 as well via these. The selection between DB5500 and DB8500 is currently a simple compile-time choice. Acked-by: Linus Walleij <linus.walleij@stericsson.com> Acked-by: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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@ -1,16 +1,30 @@
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if ARCH_U8500
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config UX500_SOC_COMMON
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bool
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default y
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select ARM_GIC
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select HAS_MTU
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select NOMADIK_GPIO
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config UX500_SOC_DB8500
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bool
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config UX500_SOC_DB5500
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bool
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menu "ST-Ericsson platform type"
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depends on ARCH_U8500
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comment "ST-Ericsson Multicore Mobile Platforms"
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config MACH_U8500_MOP
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bool "U8500 Early Development platform"
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default y
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select ARM_GIC
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select HAS_MTU
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select NOMADIK_GPIO
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select UX500_SOC_DB8500
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help
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Include support for mop500 development platform
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based on U8500 architecture. The platform is based
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on early drop silicon version of 8500.
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endmenu
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endif
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@ -147,14 +147,23 @@
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#include <asm/cputype.h>
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static inline bool cpu_is_u8500(void)
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{
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#ifdef CONFIG_UX500_SOC_DB8500
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return 1;
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#else
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return 0;
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#endif
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}
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static inline bool cpu_is_u8500ed(void)
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{
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return (read_cpuid_id() & 15) == 0;
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return cpu_is_u8500() && (read_cpuid_id() & 15) == 0;
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}
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static inline bool cpu_is_u8500v1(void)
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{
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return (read_cpuid_id() & 15) == 1;
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return cpu_is_u8500() && (read_cpuid_id() & 15) == 1;
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}
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#endif
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