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omap1-soc.h
/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * OMAP cpu type detection * * Copyright (C) 2004, 2008 Nokia Corporation * * Copyright (C) 2009-11 Texas Instruments. * * Written by Tony Lindgren <tony.lindgren@nokia.com> * * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> */ #ifndef __ASM_ARCH_OMAP_CPU_H #define __ASM_ARCH_OMAP_CPU_H /* * Test if multicore OMAP support is needed */ #undef MULTI_OMAP1 #undef OMAP_NAME #ifdef CONFIG_ARCH_OMAP15XX # ifdef OMAP_NAME # undef MULTI_OMAP1 # define MULTI_OMAP1 # else # define OMAP_NAME omap1510 # endif #endif #ifdef CONFIG_ARCH_OMAP16XX # ifdef OMAP_NAME # undef MULTI_OMAP1 # define MULTI_OMAP1 # else # define OMAP_NAME omap16xx # endif #endif /* * omap_rev bits: * CPU id bits (0730, 1510, 1710, 2422...) [31:16] * CPU revision (See _REV_ defined in cpu.h) [15:08] * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00] */ unsigned int omap_rev(void); /* * Get the CPU revision for OMAP devices */ #define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff) /* * Macros to group OMAP into cpu classes. * These can be used in most places. * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310 * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710 */ #define GET_OMAP_CLASS (omap_rev() & 0xff) #define IS_OMAP_CLASS(class, id) \ static inline int is_omap ##class (void) \ { \ return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ } #define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff) #define IS_OMAP_SUBCLASS(subclass, id) \ static inline int is_omap ##subclass (void) \ { \ return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ } IS_OMAP_CLASS(15xx, 0x15) IS_OMAP_CLASS(16xx, 0x16) #define cpu_is_omap15xx() 0 #define cpu_is_omap16xx() 0 #if defined(MULTI_OMAP1) # if defined(CONFIG_ARCH_OMAP15XX) # undef cpu_is_omap15xx # define cpu_is_omap15xx() is_omap15xx() # endif # if defined(CONFIG_ARCH_OMAP16XX) # undef cpu_is_omap16xx # define cpu_is_omap16xx() is_omap16xx() # endif #else # if defined(CONFIG_ARCH_OMAP15XX) # undef cpu_is_omap15xx # define cpu_is_omap15xx() 1 # endif # if defined(CONFIG_ARCH_OMAP16XX) # undef cpu_is_omap16xx # define cpu_is_omap16xx() 1 # endif #endif /* * Macros to detect individual cpu types. * These are only rarely needed. * cpu_is_omap310(): True for OMAP310 * cpu_is_omap1510(): True for OMAP1510 * cpu_is_omap1610(): True for OMAP1610 * cpu_is_omap1611(): True for OMAP1611 * cpu_is_omap5912(): True for OMAP5912 * cpu_is_omap1621(): True for OMAP1621 * cpu_is_omap1710(): True for OMAP1710 */ #define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff) #define IS_OMAP_TYPE(type, id) \ static inline int is_omap ##type (void) \ { \ return (GET_OMAP_TYPE == (id)) ? 1 : 0; \ } IS_OMAP_TYPE(310, 0x0310) IS_OMAP_TYPE(1510, 0x1510) IS_OMAP_TYPE(1610, 0x1610) IS_OMAP_TYPE(1611, 0x1611) IS_OMAP_TYPE(5912, 0x1611) IS_OMAP_TYPE(1621, 0x1621) IS_OMAP_TYPE(1710, 0x1710) #define cpu_is_omap310() 0 #define cpu_is_omap1510() 0 #define cpu_is_omap1610() 0 #define cpu_is_omap5912() 0 #define cpu_is_omap1611() 0 #define cpu_is_omap1621() 0 #define cpu_is_omap1710() 0 #define cpu_class_is_omap1() 1 /* * Whether we have MULTI_OMAP1 or not, we still need to distinguish * between 310 vs. 1510 and 1611B/5912 vs. 1710. */ #if defined(CONFIG_ARCH_OMAP15XX) # undef cpu_is_omap310 # undef cpu_is_omap1510 # define cpu_is_omap310() is_omap310() # define cpu_is_omap1510() is_omap1510() #endif #if defined(CONFIG_ARCH_OMAP16XX) # undef cpu_is_omap1610 # undef cpu_is_omap1611 # undef cpu_is_omap5912 # undef cpu_is_omap1621 # undef cpu_is_omap1710 # define cpu_is_omap1610() is_omap1610() # define cpu_is_omap1611() is_omap1611() # define cpu_is_omap5912() is_omap5912() # define cpu_is_omap1621() is_omap1621() # define cpu_is_omap1710() is_omap1710() #endif #endif
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