81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
/*
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* SH7722 Setup
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*
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* Copyright (C) 2006 Paul Mundt
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#include <linux/platform_device.h>
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#include <linux/init.h>
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#include <linux/serial.h>
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#include <asm/sci.h>
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static struct plat_sci_port sci_platform_data[] = {
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{
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.mapbase = 0xffe00000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 80, 81, 83, 82 },
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}, {
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.flags = 0,
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}
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};
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static struct platform_device sci_device = {
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.name = "sh-sci",
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.id = -1,
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.dev = {
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.platform_data = sci_platform_data,
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},
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};
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static struct platform_device *sh7722_devices[] __initdata = {
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&sci_device,
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};
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static int __init sh7722_devices_setup(void)
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{
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return platform_add_devices(sh7722_devices,
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ARRAY_SIZE(sh7722_devices));
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}
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__initcall(sh7722_devices_setup);
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static struct ipr_data sh7722_ipr_map[] = {
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/* IRQ, IPR-idx, shift, prio */
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{ 16, 0, 12, 2 }, /* TMU0 */
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{ 17, 0, 8, 2 }, /* TMU1 */
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{ 80, 6, 12, 3 }, /* SCIF ERI */
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{ 81, 6, 12, 3 }, /* SCIF RXI */
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{ 82, 6, 12, 3 }, /* SCIF BRI */
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{ 83, 6, 12, 3 }, /* SCIF TXI */
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};
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static unsigned long ipr_offsets[] = {
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0xa4080000, /* 0: IPRA */
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0xa4080004, /* 1: IPRB */
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0xa4080008, /* 2: IPRC */
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0xa408000c, /* 3: IPRD */
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0xa4080010, /* 4: IPRE */
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0xa4080014, /* 5: IPRF */
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0xa4080018, /* 6: IPRG */
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0xa408001c, /* 7: IPRH */
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0xa4080020, /* 8: IPRI */
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0xa4080024, /* 9: IPRJ */
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0xa4080028, /* 10: IPRK */
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0xa408002c, /* 11: IPRL */
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};
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unsigned int map_ipridx_to_addr(int idx)
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{
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if (unlikely(idx >= ARRAY_SIZE(ipr_offsets)))
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return 0;
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return ipr_offsets[idx];
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}
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void __init init_IRQ_ipr(void)
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{
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make_ipr_irq(sh7722_ipr_map, ARRAY_SIZE(sh7722_ipr_map));
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}
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