| /* 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 |
| |
| #include <asm/irq.h> |
| #include <mach/hardware.h> |
| #include <mach/irqs.h> |
| |
| #ifndef __ASSEMBLY__ |
| |
| #include <linux/bitops.h> |
| |
| /* |
| * Test if multicore OMAP support is needed |
| */ |
| #undef MULTI_OMAP1 |
| #undef OMAP_NAME |
| |
| #ifdef CONFIG_ARCH_OMAP730 |
| # ifdef OMAP_NAME |
| # undef MULTI_OMAP1 |
| # define MULTI_OMAP1 |
| # else |
| # define OMAP_NAME omap730 |
| # endif |
| #endif |
| #ifdef CONFIG_ARCH_OMAP850 |
| # ifdef OMAP_NAME |
| # undef MULTI_OMAP1 |
| # define MULTI_OMAP1 |
| # else |
| # define OMAP_NAME omap850 |
| # endif |
| #endif |
| #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_omap7xx(): True for OMAP730, OMAP850 |
| * 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(7xx, 0x07) |
| IS_OMAP_CLASS(15xx, 0x15) |
| IS_OMAP_CLASS(16xx, 0x16) |
| |
| #define cpu_is_omap7xx() 0 |
| #define cpu_is_omap15xx() 0 |
| #define cpu_is_omap16xx() 0 |
| |
| #if defined(MULTI_OMAP1) |
| # if defined(CONFIG_ARCH_OMAP730) |
| # undef cpu_is_omap7xx |
| # define cpu_is_omap7xx() is_omap7xx() |
| # endif |
| # if defined(CONFIG_ARCH_OMAP850) |
| # undef cpu_is_omap7xx |
| # define cpu_is_omap7xx() is_omap7xx() |
| # endif |
| # 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_OMAP730) |
| # undef cpu_is_omap7xx |
| # define cpu_is_omap7xx() 1 |
| # endif |
| # if defined(CONFIG_ARCH_OMAP850) |
| # undef cpu_is_omap7xx |
| # define cpu_is_omap7xx() 1 |
| # endif |
| # 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 |
| |
| /* These are needed to compile common code */ |
| #ifdef CONFIG_ARCH_OMAP1 |
| #define cpu_is_omap242x() 0 |
| #define cpu_is_omap2430() 0 |
| #define cpu_is_omap243x() 0 |
| #define cpu_is_omap24xx() 0 |
| #define cpu_is_omap34xx() 0 |
| #define cpu_is_omap44xx() 0 |
| #define soc_is_omap54xx() 0 |
| #define soc_is_dra7xx() 0 |
| #define soc_is_am33xx() 0 |
| #define cpu_class_is_omap1() 1 |
| #define cpu_class_is_omap2() 0 |
| #endif |
| |
| /* |
| * 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 /* __ASSEMBLY__ */ |
| #endif |
