1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2011 5 * Ben Gray <ben.r.gray@gmail.com>. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #ifndef _TI_CPUID_H_ 31 #define _TI_CPUID_H_ 32 33 #define OMAP_MAKEREV(d, a, b, c) \ 34 (uint32_t)(((d) << 16) | (((a) & 0xf) << 8) | (((b) & 0xf) << 4) | ((c) & 0xf)) 35 36 #define OMAP_REV_DEVICE(x) (((x) >> 16) & 0xffff) 37 #define OMAP_REV_MAJOR(x) (((x) >> 8) & 0xf) 38 #define OMAP_REV_MINOR(x) (((x) >> 4) & 0xf) 39 #define OMAP_REV_MINOR_MINOR(x) (((x) >> 0) & 0xf) 40 41 #define OMAP3350_DEV 0x3530 42 #define OMAP3350_REV_ES1_0 OMAP_MAKEREV(OMAP3350_DEV, 1, 0, 0) 43 #define OMAP3530_REV_ES2_0 OMAP_MAKEREV(OMAP3350_DEV, 2, 0, 0) 44 #define OMAP3530_REV_ES2_1 OMAP_MAKEREV(OMAP3350_DEV, 2, 1, 0) 45 #define OMAP3530_REV_ES3_0 OMAP_MAKEREV(OMAP3350_DEV, 3, 0, 0) 46 #define OMAP3530_REV_ES3_1 OMAP_MAKEREV(OMAP3350_DEV, 3, 1, 0) 47 #define OMAP3530_REV_ES3_1_2 OMAP_MAKEREV(OMAP3350_DEV, 3, 1, 2) 48 49 #define OMAP4430_DEV 0x4430 50 #define OMAP4430_REV_ES1_0 OMAP_MAKEREV(OMAP4430_DEV, 1, 0, 0) 51 #define OMAP4430_REV_ES2_0 OMAP_MAKEREV(OMAP4430_DEV, 2, 0, 0) 52 #define OMAP4430_REV_ES2_1 OMAP_MAKEREV(OMAP4430_DEV, 2, 1, 0) 53 #define OMAP4430_REV_ES2_2 OMAP_MAKEREV(OMAP4430_DEV, 2, 2, 0) 54 #define OMAP4430_REV_ES2_3 OMAP_MAKEREV(OMAP4430_DEV, 2, 3, 0) 55 #define OMAP4430_REV_UNKNOWN OMAP_MAKEREV(OMAP4430_DEV, 9, 9, 9) 56 57 #define OMAP4460_DEV 0x4460 58 #define OMAP4460_REV_ES1_0 OMAP_MAKEREV(OMAP4460_DEV, 1, 0, 0) 59 #define OMAP4460_REV_ES1_1 OMAP_MAKEREV(OMAP4460_DEV, 1, 1, 0) 60 #define OMAP4460_REV_UNKNOWN OMAP_MAKEREV(OMAP4460_DEV, 9, 9, 9) 61 62 #define OMAP4470_DEV 0x4470 63 #define OMAP4470_REV_ES1_0 OMAP_MAKEREV(OMAP4470_DEV, 1, 0, 0) 64 #define OMAP4470_REV_UNKNOWN OMAP_MAKEREV(OMAP4470_DEV, 9, 9, 9) 65 66 #define OMAP_UNKNOWN_DEV OMAP_MAKEREV(0x9999, 9, 9, 9) 67 68 #define AM335X_DEVREV(x) ((x) >> 28) 69 70 #define CHIP_OMAP_4 0 71 #define CHIP_AM335X 1 72 73 extern int _ti_chip; 74 75 static __inline int ti_chip(void) 76 { 77 KASSERT(_ti_chip != -1, ("Can't determine TI Chip")); 78 return _ti_chip; 79 } 80 81 uint32_t ti_revision(void); 82 83 static __inline bool ti_soc_is_supported(void) 84 { 85 86 return (_ti_chip != -1); 87 } 88 89 #endif /* _TI_CPUID_H_ */ 90