| /* |
| * arch/arm/plat-omap/include/mach/cpu.h |
| * |
| * OMAP cpu type detection |
| * |
| * Copyright (C) 2004, 2008 Nokia Corporation |
| * |
| * Copyright (C) 2009 Texas Instruments. |
| * |
| * Written by Tony Lindgren <tony.lindgren@nokia.com> |
| * |
| * Added OMAP4 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| */ |
| |
| #ifndef __ASM_ARCH_OMAP_CPU_H |
| #define __ASM_ARCH_OMAP_CPU_H |
| |
| #include <linux/bitops.h> |
| #include <plat/multi.h> |
| |
| /* |
| * Omap device type i.e. EMU/HS/TST/GP/BAD |
| */ |
| #define OMAP2_DEVICE_TYPE_TEST 0 |
| #define OMAP2_DEVICE_TYPE_EMU 1 |
| #define OMAP2_DEVICE_TYPE_SEC 2 |
| #define OMAP2_DEVICE_TYPE_GP 3 |
| #define OMAP2_DEVICE_TYPE_BAD 4 |
| |
| int omap_type(void); |
| |
| struct omap_chip_id { |
| u16 oc; |
| u8 type; |
| }; |
| |
| #define OMAP_CHIP_INIT(x) { .oc = x } |
| |
| /* |
| * 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); |
| |
| /* |
| * Define CPU revision bits |
| * |
| * Verbose meaning of the revision bits may be different for a silicon |
| * family. This difference can be handled separately. |
| */ |
| #define OMAP_REVBITS_00 0x00 |
| #define OMAP_REVBITS_01 0x01 |
| #define OMAP_REVBITS_02 0x02 |
| #define OMAP_REVBITS_03 0x03 |
| #define OMAP_REVBITS_04 0x04 |
| #define OMAP_REVBITS_05 0x05 |
| |
| /* |
| * 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 |
| * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430 |
| * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423 |
| * cpu_is_omap243x(): True for OMAP2430 |
| * cpu_is_omap343x(): True for OMAP3430 |
| * cpu_is_omap443x(): True for OMAP4430 |
| */ |
| #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) |
| IS_OMAP_CLASS(24xx, 0x24) |
| IS_OMAP_CLASS(34xx, 0x34) |
| IS_OMAP_CLASS(44xx, 0x44) |
| |
| IS_OMAP_SUBCLASS(242x, 0x242) |
| IS_OMAP_SUBCLASS(243x, 0x243) |
| IS_OMAP_SUBCLASS(343x, 0x343) |
| IS_OMAP_SUBCLASS(363x, 0x363) |
| IS_OMAP_SUBCLASS(443x, 0x443) |
| |
| #define cpu_is_omap7xx() 0 |
| #define cpu_is_omap15xx() 0 |
| #define cpu_is_omap16xx() 0 |
| #define cpu_is_omap24xx() 0 |
| #define cpu_is_omap242x() 0 |
| #define cpu_is_omap243x() 0 |
| #define cpu_is_omap34xx() 0 |
| #define cpu_is_omap343x() 0 |
| #define cpu_is_omap44xx() 0 |
| #define cpu_is_omap443x() 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 |
| |
| #if defined(MULTI_OMAP2) |
| # if defined(CONFIG_ARCH_OMAP2) |
| # undef cpu_is_omap24xx |
| # define cpu_is_omap24xx() is_omap24xx() |
| # endif |
| # if defined (CONFIG_ARCH_OMAP2420) |
| # undef cpu_is_omap242x |
| # define cpu_is_omap242x() is_omap242x() |
| # endif |
| # if defined (CONFIG_ARCH_OMAP2430) |
| # undef cpu_is_omap243x |
| # define cpu_is_omap243x() is_omap243x() |
| # endif |
| # if defined(CONFIG_ARCH_OMAP3) |
| # undef cpu_is_omap34xx |
| # undef cpu_is_omap343x |
| # define cpu_is_omap34xx() is_omap34xx() |
| # define cpu_is_omap343x() is_omap343x() |
| # endif |
| #else |
| # if defined(CONFIG_ARCH_OMAP2) |
| # undef cpu_is_omap24xx |
| # define cpu_is_omap24xx() 1 |
| # endif |
| # if defined(CONFIG_ARCH_OMAP2420) |
| # undef cpu_is_omap242x |
| # define cpu_is_omap242x() 1 |
| # endif |
| # if defined(CONFIG_ARCH_OMAP2430) |
| # undef cpu_is_omap243x |
| # define cpu_is_omap243x() 1 |
| # endif |
| # if defined(CONFIG_ARCH_OMAP3) |
| # undef cpu_is_omap34xx |
| # define cpu_is_omap34xx() 1 |
| # endif |
| # if defined(CONFIG_ARCH_OMAP3430) |
| # undef cpu_is_omap343x |
| # define cpu_is_omap343x() 1 |
| # endif |
| #endif |
| |
| /* |
| * Macros to detect individual cpu types. |
| * These are only rarely needed. |
| * cpu_is_omap330(): True for OMAP330 |
| * cpu_is_omap730(): True for OMAP730 |
| * cpu_is_omap850(): True for OMAP850 |
| * 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 |
| * cpu_is_omap2420(): True for OMAP2420 |
| * cpu_is_omap2422(): True for OMAP2422 |
| * cpu_is_omap2423(): True for OMAP2423 |
| * cpu_is_omap2430(): True for OMAP2430 |
| * cpu_is_omap3430(): True for OMAP3430 |
| * cpu_is_omap4430(): True for OMAP4430 |
| * cpu_is_omap3505(): True for OMAP3505 |
| * cpu_is_omap3517(): True for OMAP3517 |
| */ |
| #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(730, 0x0730) |
| IS_OMAP_TYPE(850, 0x0850) |
| 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) |
| IS_OMAP_TYPE(2420, 0x2420) |
| IS_OMAP_TYPE(2422, 0x2422) |
| IS_OMAP_TYPE(2423, 0x2423) |
| IS_OMAP_TYPE(2430, 0x2430) |
| IS_OMAP_TYPE(3430, 0x3430) |
| IS_OMAP_TYPE(3505, 0x3505) |
| IS_OMAP_TYPE(3517, 0x3517) |
| |
| #define cpu_is_omap310() 0 |
| #define cpu_is_omap730() 0 |
| #define cpu_is_omap850() 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_is_omap2420() 0 |
| #define cpu_is_omap2422() 0 |
| #define cpu_is_omap2423() 0 |
| #define cpu_is_omap2430() 0 |
| #define cpu_is_omap3503() 0 |
| #define cpu_is_omap3515() 0 |
| #define cpu_is_omap3525() 0 |
| #define cpu_is_omap3530() 0 |
| #define cpu_is_omap3505() 0 |
| #define cpu_is_omap3517() 0 |
| #define cpu_is_omap3430() 0 |
| #define cpu_is_omap4430() 0 |
| #define cpu_is_omap3630() 0 |
| |
| /* |
| * Whether we have MULTI_OMAP1 or not, we still need to distinguish |
| * between 730 vs 850, 330 vs. 1510 and 1611B/5912 vs. 1710. |
| */ |
| |
| #if defined(CONFIG_ARCH_OMAP730) |
| # undef cpu_is_omap730 |
| # define cpu_is_omap730() is_omap730() |
| #endif |
| |
| #if defined(CONFIG_ARCH_OMAP850) |
| # undef cpu_is_omap850 |
| # define cpu_is_omap850() is_omap850() |
| #endif |
| |
| #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 |
| |
| #if defined(CONFIG_ARCH_OMAP2) |
| # undef cpu_is_omap2420 |
| # undef cpu_is_omap2422 |
| # undef cpu_is_omap2423 |
| # undef cpu_is_omap2430 |
| # define cpu_is_omap2420() is_omap2420() |
| # define cpu_is_omap2422() is_omap2422() |
| # define cpu_is_omap2423() is_omap2423() |
| # define cpu_is_omap2430() is_omap2430() |
| #endif |
| |
| #if defined(CONFIG_ARCH_OMAP3) |
| # undef cpu_is_omap3430 |
| # undef cpu_is_omap3503 |
| # undef cpu_is_omap3515 |
| # undef cpu_is_omap3525 |
| # undef cpu_is_omap3530 |
| # undef cpu_is_omap3505 |
| # undef cpu_is_omap3517 |
| # define cpu_is_omap3430() is_omap3430() |
| # define cpu_is_omap3503() (cpu_is_omap3430() && \ |
| (!omap3_has_iva()) && \ |
| (!omap3_has_sgx())) |
| # define cpu_is_omap3515() (cpu_is_omap3430() && \ |
| (!omap3_has_iva()) && \ |
| (omap3_has_sgx())) |
| # define cpu_is_omap3525() (cpu_is_omap3430() && \ |
| (!omap3_has_sgx()) && \ |
| (omap3_has_iva())) |
| # define cpu_is_omap3530() (cpu_is_omap3430()) |
| # define cpu_is_omap3505() is_omap3505() |
| # define cpu_is_omap3517() is_omap3517() |
| # undef cpu_is_omap3630 |
| # define cpu_is_omap3630() is_omap363x() |
| #endif |
| |
| # if defined(CONFIG_ARCH_OMAP4) |
| # undef cpu_is_omap44xx |
| # undef cpu_is_omap443x |
| # define cpu_is_omap44xx() is_omap44xx() |
| # define cpu_is_omap443x() is_omap443x() |
| # endif |
| |
| /* Macros to detect if we have OMAP1 or OMAP2 */ |
| #define cpu_class_is_omap1() (cpu_is_omap7xx() || cpu_is_omap15xx() || \ |
| cpu_is_omap16xx()) |
| #define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx() || \ |
| cpu_is_omap44xx()) |
| |
| /* Various silicon revisions for omap2 */ |
| #define OMAP242X_CLASS 0x24200024 |
| #define OMAP2420_REV_ES1_0 OMAP242X_CLASS |
| #define OMAP2420_REV_ES2_0 (OMAP242X_CLASS | (OMAP_REVBITS_01 << 8)) |
| |
| #define OMAP243X_CLASS 0x24300024 |
| #define OMAP2430_REV_ES1_0 OMAP243X_CLASS |
| |
| #define OMAP343X_CLASS 0x34300034 |
| #define OMAP3430_REV_ES1_0 OMAP343X_CLASS |
| #define OMAP3430_REV_ES2_0 (OMAP343X_CLASS | (OMAP_REVBITS_01 << 8)) |
| #define OMAP3430_REV_ES2_1 (OMAP343X_CLASS | (OMAP_REVBITS_02 << 8)) |
| #define OMAP3430_REV_ES3_0 (OMAP343X_CLASS | (OMAP_REVBITS_03 << 8)) |
| #define OMAP3430_REV_ES3_1 (OMAP343X_CLASS | (OMAP_REVBITS_04 << 8)) |
| #define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS | (OMAP_REVBITS_05 << 8)) |
| |
| #define OMAP363X_CLASS 0x36300034 |
| #define OMAP3630_REV_ES1_0 OMAP363X_CLASS |
| #define OMAP3630_REV_ES1_1 (OMAP363X_CLASS | (OMAP_REVBITS_01 << 8)) |
| #define OMAP3630_REV_ES1_2 (OMAP363X_CLASS | (OMAP_REVBITS_02 << 8)) |
| |
| #define OMAP35XX_CLASS 0x35000034 |
| #define OMAP3503_REV(v) (OMAP35XX_CLASS | (0x3503 << 16) | (v << 8)) |
| #define OMAP3515_REV(v) (OMAP35XX_CLASS | (0x3515 << 16) | (v << 8)) |
| #define OMAP3525_REV(v) (OMAP35XX_CLASS | (0x3525 << 16) | (v << 8)) |
| #define OMAP3530_REV(v) (OMAP35XX_CLASS | (0x3530 << 16) | (v << 8)) |
| #define OMAP3505_REV(v) (OMAP35XX_CLASS | (0x3505 << 16) | (v << 8)) |
| #define OMAP3517_REV(v) (OMAP35XX_CLASS | (0x3517 << 16) | (v << 8)) |
| |
| #define OMAP443X_CLASS 0x44300044 |
| #define OMAP4430_REV_ES1_0 OMAP443X_CLASS |
| #define OMAP4430_REV_ES2_0 0x44301044 |
| |
| /* |
| * omap_chip bits |
| * |
| * CHIP_IS_OMAP{2420,2430,3430} indicate that a particular structure is |
| * valid on all chips of that type. CHIP_IS_OMAP3430ES{1,2} indicates |
| * something that is only valid on that particular ES revision. |
| * |
| * These bits may be ORed together to indicate structures that are |
| * available on multiple chip types. |
| * |
| * To test whether a particular structure matches the current OMAP chip type, |
| * use omap_chip_is(). |
| * |
| */ |
| #define CHIP_IS_OMAP2420 (1 << 0) |
| #define CHIP_IS_OMAP2430 (1 << 1) |
| #define CHIP_IS_OMAP3430 (1 << 2) |
| #define CHIP_IS_OMAP3430ES1 (1 << 3) |
| #define CHIP_IS_OMAP3430ES2 (1 << 4) |
| #define CHIP_IS_OMAP3430ES3_0 (1 << 5) |
| #define CHIP_IS_OMAP3430ES3_1 (1 << 6) |
| #define CHIP_IS_OMAP3630ES1 (1 << 7) |
| #define CHIP_IS_OMAP4430ES1 (1 << 8) |
| #define CHIP_IS_OMAP3630ES1_1 (1 << 9) |
| #define CHIP_IS_OMAP3630ES1_2 (1 << 10) |
| #define CHIP_IS_OMAP4430ES2 (1 << 11) |
| |
| #define CHIP_IS_OMAP24XX (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430) |
| |
| #define CHIP_IS_OMAP4430 (CHIP_IS_OMAP4430ES1 | \ |
| CHIP_IS_OMAP4430ES2) |
| |
| /* |
| * "GE" here represents "greater than or equal to" in terms of ES |
| * levels. So CHIP_GE_OMAP3430ES2 is intended to match all OMAP3430 |
| * chips at ES2 and beyond, but not, for example, any OMAP lines after |
| * OMAP3. |
| */ |
| #define CHIP_GE_OMAP3430ES2 (CHIP_IS_OMAP3430ES2 | \ |
| CHIP_IS_OMAP3430ES3_0 | \ |
| CHIP_GE_OMAP3430ES3_1) |
| #define CHIP_GE_OMAP3430ES3_1 (CHIP_IS_OMAP3430ES3_1 | \ |
| CHIP_IS_OMAP3630ES1 | \ |
| CHIP_GE_OMAP3630ES1_1) |
| #define CHIP_GE_OMAP3630ES1_1 (CHIP_IS_OMAP3630ES1_1 | \ |
| CHIP_IS_OMAP3630ES1_2) |
| |
| int omap_chip_is(struct omap_chip_id oci); |
| void omap2_check_revision(void); |
| |
| /* |
| * Runtime detection of OMAP3 features |
| */ |
| extern u32 omap3_features; |
| |
| #define OMAP3_HAS_L2CACHE BIT(0) |
| #define OMAP3_HAS_IVA BIT(1) |
| #define OMAP3_HAS_SGX BIT(2) |
| #define OMAP3_HAS_NEON BIT(3) |
| #define OMAP3_HAS_ISP BIT(4) |
| #define OMAP3_HAS_192MHZ_CLK BIT(5) |
| #define OMAP3_HAS_IO_WAKEUP BIT(6) |
| |
| #define OMAP3_HAS_FEATURE(feat,flag) \ |
| static inline unsigned int omap3_has_ ##feat(void) \ |
| { \ |
| return (omap3_features & OMAP3_HAS_ ##flag); \ |
| } \ |
| |
| OMAP3_HAS_FEATURE(l2cache, L2CACHE) |
| OMAP3_HAS_FEATURE(sgx, SGX) |
| OMAP3_HAS_FEATURE(iva, IVA) |
| OMAP3_HAS_FEATURE(neon, NEON) |
| OMAP3_HAS_FEATURE(isp, ISP) |
| OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK) |
| OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP) |
| |
| #endif |
