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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 | /* * Copyright (C) 2009 Texas Instruments Inc * * 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 * * vpss - video processing subsystem module header file. * * Include this header file if a driver needs to configure vpss system * module. It exports a set of library functions for video drivers to * configure vpss system module functions such as clock enable/disable, * vpss interrupt mux to arm, and other common vpss system module * functions. */ #ifndef _VPSS_H #define _VPSS_H /* selector for ccdc input selection on DM355 */ enum vpss_ccdc_source_sel { VPSS_CCDCIN, VPSS_HSSIIN, VPSS_PGLPBK, /* for DM365 only */ VPSS_CCDCPG /* for DM365 only */ }; struct vpss_sync_pol { unsigned int ccdpg_hdpol:1; unsigned int ccdpg_vdpol:1; }; struct vpss_pg_frame_size { short hlpfr; short pplen; }; /* Used for enable/disable VPSS Clock */ enum vpss_clock_sel { /* DM355/DM365 */ VPSS_CCDC_CLOCK, VPSS_IPIPE_CLOCK, VPSS_H3A_CLOCK, VPSS_CFALD_CLOCK, /* * When using VPSS_VENC_CLOCK_SEL in vpss_enable_clock() api * following applies:- * en = 0 selects ENC_CLK * en = 1 selects ENC_CLK/2 */ VPSS_VENC_CLOCK_SEL, VPSS_VPBE_CLOCK, /* DM365 only clocks */ VPSS_IPIPEIF_CLOCK, VPSS_RSZ_CLOCK, VPSS_BL_CLOCK, /* * When using VPSS_PCLK_INTERNAL in vpss_enable_clock() api * following applies:- * en = 0 disable internal PCLK * en = 1 enables internal PCLK */ VPSS_PCLK_INTERNAL, /* * When using VPSS_PSYNC_CLOCK_SEL in vpss_enable_clock() api * following applies:- * en = 0 enables MMR clock * en = 1 enables VPSS clock */ VPSS_PSYNC_CLOCK_SEL, VPSS_LDC_CLOCK_SEL, VPSS_OSD_CLOCK_SEL, VPSS_FDIF_CLOCK, VPSS_LDC_CLOCK }; /* select input to ccdc on dm355 */ int vpss_select_ccdc_source(enum vpss_ccdc_source_sel src_sel); /* enable/disable a vpss clock, 0 - success, -1 - failure */ int vpss_enable_clock(enum vpss_clock_sel clock_sel, int en); /* set sync polarity, only for DM365*/ void dm365_vpss_set_sync_pol(struct vpss_sync_pol); /* set the PG_FRAME_SIZE register, only for DM365 */ void dm365_vpss_set_pg_frame_size(struct vpss_pg_frame_size); /* wbl reset for dm644x */ enum vpss_wbl_sel { VPSS_PCR_AEW_WBL_0 = 16, VPSS_PCR_AF_WBL_0, VPSS_PCR_RSZ4_WBL_0, VPSS_PCR_RSZ3_WBL_0, VPSS_PCR_RSZ2_WBL_0, VPSS_PCR_RSZ1_WBL_0, VPSS_PCR_PREV_WBL_0, VPSS_PCR_CCDC_WBL_O, }; /* clear wbl overflow flag for DM6446 */ int vpss_clear_wbl_overflow(enum vpss_wbl_sel wbl_sel); /* set sync polarity*/ void vpss_set_sync_pol(struct vpss_sync_pol sync); /* set the PG_FRAME_SIZE register */ void vpss_set_pg_frame_size(struct vpss_pg_frame_size frame_size); /* * vpss_check_and_clear_interrupt - check and clear interrupt * @irq - common enumerator for IRQ * * Following return values used:- * 0 - interrupt occurred and cleared * 1 - interrupt not occurred * 2 - interrupt status not available */ int vpss_dma_complete_interrupt(void); #endif |