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https://github.com/torvalds/linux
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65 lines
2.4 KiB
C
65 lines
2.4 KiB
C
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/*
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* include/asm-powerpc/qe_ic.h
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*
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* Copyright (C) 2006 Freescale Semicondutor, Inc. All rights reserved.
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*
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* Authors: Shlomi Gridish <gridish@freescale.com>
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* Li Yang <leoli@freescale.com>
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*
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* Description:
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* QE IC external definitions and structure.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef _ASM_POWERPC_QE_IC_H
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#define _ASM_POWERPC_QE_IC_H
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#include <linux/irq.h>
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#define NUM_OF_QE_IC_GROUPS 6
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/* Flags when we init the QE IC */
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#define QE_IC_SPREADMODE_GRP_W 0x00000001
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#define QE_IC_SPREADMODE_GRP_X 0x00000002
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#define QE_IC_SPREADMODE_GRP_Y 0x00000004
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#define QE_IC_SPREADMODE_GRP_Z 0x00000008
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#define QE_IC_SPREADMODE_GRP_RISCA 0x00000010
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#define QE_IC_SPREADMODE_GRP_RISCB 0x00000020
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#define QE_IC_LOW_SIGNAL 0x00000100
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#define QE_IC_HIGH_SIGNAL 0x00000200
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#define QE_IC_GRP_W_PRI0_DEST_SIGNAL_HIGH 0x00001000
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#define QE_IC_GRP_W_PRI1_DEST_SIGNAL_HIGH 0x00002000
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#define QE_IC_GRP_X_PRI0_DEST_SIGNAL_HIGH 0x00004000
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#define QE_IC_GRP_X_PRI1_DEST_SIGNAL_HIGH 0x00008000
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#define QE_IC_GRP_Y_PRI0_DEST_SIGNAL_HIGH 0x00010000
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#define QE_IC_GRP_Y_PRI1_DEST_SIGNAL_HIGH 0x00020000
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#define QE_IC_GRP_Z_PRI0_DEST_SIGNAL_HIGH 0x00040000
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#define QE_IC_GRP_Z_PRI1_DEST_SIGNAL_HIGH 0x00080000
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#define QE_IC_GRP_RISCA_PRI0_DEST_SIGNAL_HIGH 0x00100000
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#define QE_IC_GRP_RISCA_PRI1_DEST_SIGNAL_HIGH 0x00200000
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#define QE_IC_GRP_RISCB_PRI0_DEST_SIGNAL_HIGH 0x00400000
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#define QE_IC_GRP_RISCB_PRI1_DEST_SIGNAL_HIGH 0x00800000
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#define QE_IC_GRP_W_DEST_SIGNAL_SHIFT (12)
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/* QE interrupt sources groups */
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enum qe_ic_grp_id {
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QE_IC_GRP_W = 0, /* QE interrupt controller group W */
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QE_IC_GRP_X, /* QE interrupt controller group X */
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QE_IC_GRP_Y, /* QE interrupt controller group Y */
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QE_IC_GRP_Z, /* QE interrupt controller group Z */
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QE_IC_GRP_RISCA, /* QE interrupt controller RISC group A */
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QE_IC_GRP_RISCB /* QE interrupt controller RISC group B */
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};
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void qe_ic_init(struct device_node *node, unsigned int flags);
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void qe_ic_set_highest_priority(unsigned int virq, int high);
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int qe_ic_set_priority(unsigned int virq, unsigned int priority);
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int qe_ic_set_high_priority(unsigned int virq, unsigned int priority, int high);
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#endif /* _ASM_POWERPC_QE_IC_H */
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