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842 lines
23 KiB
842 lines
23 KiB
/*
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* SH7786 Setup
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*
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* Copyright (C) 2009 - 2011 Renesas Solutions Corp.
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* Kuninori Morimoto <morimoto.kuninori@renesas.com>
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* Paul Mundt <paul.mundt@renesas.com>
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*
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* Based on SH7785 Setup
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*
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* Copyright (C) 2007 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 <linux/serial_sci.h>
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#include <linux/io.h>
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#include <linux/mm.h>
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#include <linux/dma-mapping.h>
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#include <linux/sh_timer.h>
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#include <linux/sh_dma.h>
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#include <linux/sh_intc.h>
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#include <linux/usb/ohci_pdriver.h>
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#include <cpu/dma-register.h>
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#include <asm/mmzone.h>
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static struct plat_sci_port scif0_platform_data = {
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.scscr = SCSCR_REIE | SCSCR_CKE1,
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.type = PORT_SCIF,
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.regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
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};
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static struct resource scif0_resources[] = {
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DEFINE_RES_MEM(0xffea0000, 0x100),
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DEFINE_RES_IRQ(evt2irq(0x700)),
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DEFINE_RES_IRQ(evt2irq(0x720)),
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DEFINE_RES_IRQ(evt2irq(0x760)),
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DEFINE_RES_IRQ(evt2irq(0x740)),
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};
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static struct platform_device scif0_device = {
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.name = "sh-sci",
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.id = 0,
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.resource = scif0_resources,
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.num_resources = ARRAY_SIZE(scif0_resources),
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.dev = {
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.platform_data = &scif0_platform_data,
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},
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};
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/*
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* The rest of these all have multiplexed IRQs
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*/
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static struct plat_sci_port scif1_platform_data = {
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.scscr = SCSCR_REIE | SCSCR_CKE1,
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.type = PORT_SCIF,
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.regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
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};
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static struct resource scif1_resources[] = {
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DEFINE_RES_MEM(0xffeb0000, 0x100),
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DEFINE_RES_IRQ(evt2irq(0x780)),
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};
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static struct resource scif1_demux_resources[] = {
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DEFINE_RES_MEM(0xffeb0000, 0x100),
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/* Placeholders, see sh7786_devices_setup() */
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DEFINE_RES_IRQ(0),
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DEFINE_RES_IRQ(0),
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DEFINE_RES_IRQ(0),
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DEFINE_RES_IRQ(0),
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};
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static struct platform_device scif1_device = {
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.name = "sh-sci",
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.id = 1,
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.resource = scif1_resources,
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.num_resources = ARRAY_SIZE(scif1_resources),
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.dev = {
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.platform_data = &scif1_platform_data,
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},
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};
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static struct plat_sci_port scif2_platform_data = {
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.scscr = SCSCR_REIE | SCSCR_CKE1,
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.type = PORT_SCIF,
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.regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
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};
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static struct resource scif2_resources[] = {
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DEFINE_RES_MEM(0xffec0000, 0x100),
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DEFINE_RES_IRQ(evt2irq(0x840)),
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};
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static struct platform_device scif2_device = {
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.name = "sh-sci",
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.id = 2,
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.resource = scif2_resources,
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.num_resources = ARRAY_SIZE(scif2_resources),
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.dev = {
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.platform_data = &scif2_platform_data,
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},
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};
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static struct plat_sci_port scif3_platform_data = {
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.scscr = SCSCR_REIE | SCSCR_CKE1,
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.type = PORT_SCIF,
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.regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
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};
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static struct resource scif3_resources[] = {
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DEFINE_RES_MEM(0xffed0000, 0x100),
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DEFINE_RES_IRQ(evt2irq(0x860)),
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};
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static struct platform_device scif3_device = {
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.name = "sh-sci",
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.id = 3,
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.resource = scif3_resources,
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.num_resources = ARRAY_SIZE(scif3_resources),
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.dev = {
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.platform_data = &scif3_platform_data,
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},
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};
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static struct plat_sci_port scif4_platform_data = {
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.scscr = SCSCR_REIE | SCSCR_CKE1,
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.type = PORT_SCIF,
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.regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
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};
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static struct resource scif4_resources[] = {
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DEFINE_RES_MEM(0xffee0000, 0x100),
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DEFINE_RES_IRQ(evt2irq(0x880)),
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};
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static struct platform_device scif4_device = {
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.name = "sh-sci",
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.id = 4,
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.resource = scif4_resources,
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.num_resources = ARRAY_SIZE(scif4_resources),
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.dev = {
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.platform_data = &scif4_platform_data,
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},
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};
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static struct plat_sci_port scif5_platform_data = {
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.scscr = SCSCR_REIE | SCSCR_CKE1,
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.type = PORT_SCIF,
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.regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
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};
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static struct resource scif5_resources[] = {
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DEFINE_RES_MEM(0xffef0000, 0x100),
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DEFINE_RES_IRQ(evt2irq(0x8a0)),
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};
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static struct platform_device scif5_device = {
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.name = "sh-sci",
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.id = 5,
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.resource = scif5_resources,
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.num_resources = ARRAY_SIZE(scif5_resources),
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.dev = {
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.platform_data = &scif5_platform_data,
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},
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};
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static struct sh_timer_config tmu0_platform_data = {
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.channels_mask = 7,
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};
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static struct resource tmu0_resources[] = {
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DEFINE_RES_MEM(0xffd80000, 0x30),
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DEFINE_RES_IRQ(evt2irq(0x400)),
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DEFINE_RES_IRQ(evt2irq(0x420)),
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DEFINE_RES_IRQ(evt2irq(0x440)),
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};
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static struct platform_device tmu0_device = {
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.name = "sh-tmu",
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.id = 0,
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.dev = {
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.platform_data = &tmu0_platform_data,
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},
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.resource = tmu0_resources,
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.num_resources = ARRAY_SIZE(tmu0_resources),
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};
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static struct sh_timer_config tmu1_platform_data = {
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.channels_mask = 7,
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};
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static struct resource tmu1_resources[] = {
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DEFINE_RES_MEM(0xffda0000, 0x2c),
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DEFINE_RES_IRQ(evt2irq(0x480)),
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DEFINE_RES_IRQ(evt2irq(0x4a0)),
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DEFINE_RES_IRQ(evt2irq(0x4c0)),
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};
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static struct platform_device tmu1_device = {
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.name = "sh-tmu",
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.id = 1,
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.dev = {
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.platform_data = &tmu1_platform_data,
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},
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.resource = tmu1_resources,
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.num_resources = ARRAY_SIZE(tmu1_resources),
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};
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static struct sh_timer_config tmu2_platform_data = {
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.channels_mask = 7,
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};
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static struct resource tmu2_resources[] = {
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DEFINE_RES_MEM(0xffdc0000, 0x2c),
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DEFINE_RES_IRQ(evt2irq(0x7a0)),
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DEFINE_RES_IRQ(evt2irq(0x7a0)),
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DEFINE_RES_IRQ(evt2irq(0x7a0)),
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};
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static struct platform_device tmu2_device = {
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.name = "sh-tmu",
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.id = 2,
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.dev = {
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.platform_data = &tmu2_platform_data,
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},
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.resource = tmu2_resources,
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.num_resources = ARRAY_SIZE(tmu2_resources),
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};
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static struct sh_timer_config tmu3_platform_data = {
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.channels_mask = 7,
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};
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static struct resource tmu3_resources[] = {
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DEFINE_RES_MEM(0xffde0000, 0x2c),
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DEFINE_RES_IRQ(evt2irq(0x7c0)),
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DEFINE_RES_IRQ(evt2irq(0x7c0)),
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DEFINE_RES_IRQ(evt2irq(0x7c0)),
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};
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static struct platform_device tmu3_device = {
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.name = "sh-tmu",
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.id = 3,
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.dev = {
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.platform_data = &tmu3_platform_data,
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},
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.resource = tmu3_resources,
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.num_resources = ARRAY_SIZE(tmu3_resources),
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};
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static const struct sh_dmae_channel dmac0_channels[] = {
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{
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.offset = 0,
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.dmars = 0,
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.dmars_bit = 0,
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}, {
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.offset = 0x10,
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.dmars = 0,
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.dmars_bit = 8,
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}, {
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.offset = 0x20,
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.dmars = 4,
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.dmars_bit = 0,
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}, {
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.offset = 0x30,
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.dmars = 4,
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.dmars_bit = 8,
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}, {
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.offset = 0x50,
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.dmars = 8,
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.dmars_bit = 0,
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}, {
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.offset = 0x60,
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.dmars = 8,
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.dmars_bit = 8,
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}
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};
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static const unsigned int ts_shift[] = TS_SHIFT;
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static struct sh_dmae_pdata dma0_platform_data = {
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.channel = dmac0_channels,
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.channel_num = ARRAY_SIZE(dmac0_channels),
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.ts_low_shift = CHCR_TS_LOW_SHIFT,
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.ts_low_mask = CHCR_TS_LOW_MASK,
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.ts_high_shift = CHCR_TS_HIGH_SHIFT,
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.ts_high_mask = CHCR_TS_HIGH_MASK,
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.ts_shift = ts_shift,
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.ts_shift_num = ARRAY_SIZE(ts_shift),
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.dmaor_init = DMAOR_INIT,
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};
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/* Resource order important! */
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static struct resource dmac0_resources[] = {
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{
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/* Channel registers and DMAOR */
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.start = 0xfe008020,
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.end = 0xfe00808f,
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.flags = IORESOURCE_MEM,
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}, {
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/* DMARSx */
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.start = 0xfe009000,
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.end = 0xfe00900b,
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.flags = IORESOURCE_MEM,
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}, {
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.name = "error_irq",
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.start = evt2irq(0x5c0),
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.end = evt2irq(0x5c0),
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.flags = IORESOURCE_IRQ,
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}, {
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/* IRQ for channels 0-5 */
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.start = evt2irq(0x500),
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.end = evt2irq(0x5a0),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device dma0_device = {
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.name = "sh-dma-engine",
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.id = 0,
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.resource = dmac0_resources,
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.num_resources = ARRAY_SIZE(dmac0_resources),
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.dev = {
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.platform_data = &dma0_platform_data,
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},
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};
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#define USB_EHCI_START 0xffe70000
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#define USB_OHCI_START 0xffe70400
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static struct resource usb_ehci_resources[] = {
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[0] = {
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.start = USB_EHCI_START,
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.end = USB_EHCI_START + 0x3ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = evt2irq(0xba0),
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.end = evt2irq(0xba0),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device usb_ehci_device = {
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.name = "sh_ehci",
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.id = -1,
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.dev = {
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.dma_mask = &usb_ehci_device.dev.coherent_dma_mask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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.num_resources = ARRAY_SIZE(usb_ehci_resources),
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.resource = usb_ehci_resources,
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};
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static struct resource usb_ohci_resources[] = {
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[0] = {
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.start = USB_OHCI_START,
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.end = USB_OHCI_START + 0x3ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = evt2irq(0xba0),
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.end = evt2irq(0xba0),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct usb_ohci_pdata usb_ohci_pdata;
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static struct platform_device usb_ohci_device = {
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.name = "ohci-platform",
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.id = -1,
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.dev = {
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.dma_mask = &usb_ohci_device.dev.coherent_dma_mask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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.platform_data = &usb_ohci_pdata,
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},
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.num_resources = ARRAY_SIZE(usb_ohci_resources),
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.resource = usb_ohci_resources,
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};
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static struct platform_device *sh7786_early_devices[] __initdata = {
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&scif0_device,
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&scif1_device,
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&scif2_device,
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&scif3_device,
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&scif4_device,
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&scif5_device,
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&tmu0_device,
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&tmu1_device,
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&tmu2_device,
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};
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static struct platform_device *sh7786_devices[] __initdata = {
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&dma0_device,
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&usb_ehci_device,
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&usb_ohci_device,
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};
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/*
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* Please call this function if your platform board
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* use external clock for USB
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* */
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#define USBCTL0 0xffe70858
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#define CLOCK_MODE_MASK 0xffffff7f
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#define EXT_CLOCK_MODE 0x00000080
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void __init sh7786_usb_use_exclock(void)
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{
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u32 val = __raw_readl(USBCTL0) & CLOCK_MODE_MASK;
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__raw_writel(val | EXT_CLOCK_MODE, USBCTL0);
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}
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#define USBINITREG1 0xffe70094
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#define USBINITREG2 0xffe7009c
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#define USBINITVAL1 0x00ff0040
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#define USBINITVAL2 0x00000001
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#define USBPCTL1 0xffe70804
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#define USBST 0xffe70808
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#define PHY_ENB 0x00000001
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#define PLL_ENB 0x00000002
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#define PHY_RST 0x00000004
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#define ACT_PLL_STATUS 0xc0000000
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static void __init sh7786_usb_setup(void)
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{
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int i = 1000000;
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/*
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* USB initial settings
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*
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* The following settings are necessary
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* for using the USB modules.
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*
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* see "USB Initial Settings" for detail
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*/
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__raw_writel(USBINITVAL1, USBINITREG1);
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__raw_writel(USBINITVAL2, USBINITREG2);
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/*
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* Set the PHY and PLL enable bit
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*/
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__raw_writel(PHY_ENB | PLL_ENB, USBPCTL1);
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while (i--) {
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if (ACT_PLL_STATUS == (__raw_readl(USBST) & ACT_PLL_STATUS)) {
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/* Set the PHY RST bit */
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__raw_writel(PHY_ENB | PLL_ENB | PHY_RST, USBPCTL1);
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printk(KERN_INFO "sh7786 usb setup done\n");
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break;
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}
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cpu_relax();
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}
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}
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enum {
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UNUSED = 0,
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/* interrupt sources */
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IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
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IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
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IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
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IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
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IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
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IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
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IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
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IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
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IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
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WDT,
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TMU0_0, TMU0_1, TMU0_2, TMU0_3,
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TMU1_0, TMU1_1, TMU1_2,
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DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
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HUDI1, HUDI0,
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DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
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HPB_0, HPB_1, HPB_2,
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SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
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SCIF1,
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TMU2, TMU3,
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SCIF2, SCIF3, SCIF4, SCIF5,
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Eth_0, Eth_1,
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PCIeC0_0, PCIeC0_1, PCIeC0_2,
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PCIeC1_0, PCIeC1_1, PCIeC1_2,
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USB,
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I2C0, I2C1,
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DU,
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SSI0, SSI1, SSI2, SSI3,
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PCIeC2_0, PCIeC2_1, PCIeC2_2,
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HAC0, HAC1,
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FLCTL,
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HSPI,
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|
GPIO0, GPIO1,
|
|
Thermal,
|
|
INTICI0, INTICI1, INTICI2, INTICI3,
|
|
INTICI4, INTICI5, INTICI6, INTICI7,
|
|
|
|
/* Muxed sub-events */
|
|
TXI1, BRI1, RXI1, ERI1,
|
|
};
|
|
|
|
static struct intc_vect sh7786_vectors[] __initdata = {
|
|
INTC_VECT(WDT, 0x3e0),
|
|
INTC_VECT(TMU0_0, 0x400), INTC_VECT(TMU0_1, 0x420),
|
|
INTC_VECT(TMU0_2, 0x440), INTC_VECT(TMU0_3, 0x460),
|
|
INTC_VECT(TMU1_0, 0x480), INTC_VECT(TMU1_1, 0x4a0),
|
|
INTC_VECT(TMU1_2, 0x4c0),
|
|
INTC_VECT(DMAC0_0, 0x500), INTC_VECT(DMAC0_1, 0x520),
|
|
INTC_VECT(DMAC0_2, 0x540), INTC_VECT(DMAC0_3, 0x560),
|
|
INTC_VECT(DMAC0_4, 0x580), INTC_VECT(DMAC0_5, 0x5a0),
|
|
INTC_VECT(DMAC0_6, 0x5c0),
|
|
INTC_VECT(HUDI1, 0x5e0), INTC_VECT(HUDI0, 0x600),
|
|
INTC_VECT(DMAC1_0, 0x620), INTC_VECT(DMAC1_1, 0x640),
|
|
INTC_VECT(DMAC1_2, 0x660), INTC_VECT(DMAC1_3, 0x680),
|
|
INTC_VECT(HPB_0, 0x6a0), INTC_VECT(HPB_1, 0x6c0),
|
|
INTC_VECT(HPB_2, 0x6e0),
|
|
INTC_VECT(SCIF0_0, 0x700), INTC_VECT(SCIF0_1, 0x720),
|
|
INTC_VECT(SCIF0_2, 0x740), INTC_VECT(SCIF0_3, 0x760),
|
|
INTC_VECT(SCIF1, 0x780),
|
|
INTC_VECT(TMU2, 0x7a0), INTC_VECT(TMU3, 0x7c0),
|
|
INTC_VECT(SCIF2, 0x840), INTC_VECT(SCIF3, 0x860),
|
|
INTC_VECT(SCIF4, 0x880), INTC_VECT(SCIF5, 0x8a0),
|
|
INTC_VECT(Eth_0, 0x8c0), INTC_VECT(Eth_1, 0x8e0),
|
|
INTC_VECT(PCIeC0_0, 0xae0), INTC_VECT(PCIeC0_1, 0xb00),
|
|
INTC_VECT(PCIeC0_2, 0xb20),
|
|
INTC_VECT(PCIeC1_0, 0xb40), INTC_VECT(PCIeC1_1, 0xb60),
|
|
INTC_VECT(PCIeC1_2, 0xb80),
|
|
INTC_VECT(USB, 0xba0),
|
|
INTC_VECT(I2C0, 0xcc0), INTC_VECT(I2C1, 0xce0),
|
|
INTC_VECT(DU, 0xd00),
|
|
INTC_VECT(SSI0, 0xd20), INTC_VECT(SSI1, 0xd40),
|
|
INTC_VECT(SSI2, 0xd60), INTC_VECT(SSI3, 0xd80),
|
|
INTC_VECT(PCIeC2_0, 0xda0), INTC_VECT(PCIeC2_1, 0xdc0),
|
|
INTC_VECT(PCIeC2_2, 0xde0),
|
|
INTC_VECT(HAC0, 0xe00), INTC_VECT(HAC1, 0xe20),
|
|
INTC_VECT(FLCTL, 0xe40),
|
|
INTC_VECT(HSPI, 0xe80),
|
|
INTC_VECT(GPIO0, 0xea0), INTC_VECT(GPIO1, 0xec0),
|
|
INTC_VECT(Thermal, 0xee0),
|
|
INTC_VECT(INTICI0, 0xf00), INTC_VECT(INTICI1, 0xf20),
|
|
INTC_VECT(INTICI2, 0xf40), INTC_VECT(INTICI3, 0xf60),
|
|
INTC_VECT(INTICI4, 0xf80), INTC_VECT(INTICI5, 0xfa0),
|
|
INTC_VECT(INTICI6, 0xfc0), INTC_VECT(INTICI7, 0xfe0),
|
|
};
|
|
|
|
#define CnINTMSK0 0xfe410030
|
|
#define CnINTMSK1 0xfe410040
|
|
#define CnINTMSKCLR0 0xfe410050
|
|
#define CnINTMSKCLR1 0xfe410060
|
|
#define CnINT2MSKR0 0xfe410a20
|
|
#define CnINT2MSKR1 0xfe410a24
|
|
#define CnINT2MSKR2 0xfe410a28
|
|
#define CnINT2MSKR3 0xfe410a2c
|
|
#define CnINT2MSKCR0 0xfe410a30
|
|
#define CnINT2MSKCR1 0xfe410a34
|
|
#define CnINT2MSKCR2 0xfe410a38
|
|
#define CnINT2MSKCR3 0xfe410a3c
|
|
#define INTMSK2 0xfe410068
|
|
#define INTMSKCLR2 0xfe41006c
|
|
|
|
#define INTDISTCR0 0xfe4100b0
|
|
#define INTDISTCR1 0xfe4100b4
|
|
#define INT2DISTCR0 0xfe410900
|
|
#define INT2DISTCR1 0xfe410904
|
|
#define INT2DISTCR2 0xfe410908
|
|
#define INT2DISTCR3 0xfe41090c
|
|
|
|
static struct intc_mask_reg sh7786_mask_registers[] __initdata = {
|
|
{ CnINTMSK0, CnINTMSKCLR0, 32,
|
|
{ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 },
|
|
INTC_SMP_BALANCING(INTDISTCR0) },
|
|
{ INTMSK2, INTMSKCLR2, 32,
|
|
{ IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
|
|
IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
|
|
IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
|
|
IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
|
|
IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
|
|
IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
|
|
IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
|
|
IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
|
|
{ CnINT2MSKR0, CnINT2MSKCR0 , 32,
|
|
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, WDT },
|
|
INTC_SMP_BALANCING(INT2DISTCR0) },
|
|
{ CnINT2MSKR1, CnINT2MSKCR1, 32,
|
|
{ TMU0_0, TMU0_1, TMU0_2, TMU0_3, TMU1_0, TMU1_1, TMU1_2, 0,
|
|
DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
|
|
HUDI1, HUDI0,
|
|
DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
|
|
HPB_0, HPB_1, HPB_2,
|
|
SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
|
|
SCIF1,
|
|
TMU2, TMU3, 0, }, INTC_SMP_BALANCING(INT2DISTCR1) },
|
|
{ CnINT2MSKR2, CnINT2MSKCR2, 32,
|
|
{ 0, 0, SCIF2, SCIF3, SCIF4, SCIF5,
|
|
Eth_0, Eth_1,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
PCIeC0_0, PCIeC0_1, PCIeC0_2,
|
|
PCIeC1_0, PCIeC1_1, PCIeC1_2,
|
|
USB, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR2) },
|
|
{ CnINT2MSKR3, CnINT2MSKCR3, 32,
|
|
{ 0, 0, 0, 0, 0, 0,
|
|
I2C0, I2C1,
|
|
DU, SSI0, SSI1, SSI2, SSI3,
|
|
PCIeC2_0, PCIeC2_1, PCIeC2_2,
|
|
HAC0, HAC1,
|
|
FLCTL, 0,
|
|
HSPI, GPIO0, GPIO1, Thermal,
|
|
0, 0, 0, 0, 0, 0, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR3) },
|
|
};
|
|
|
|
static struct intc_prio_reg sh7786_prio_registers[] __initdata = {
|
|
{ 0xfe410010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
|
|
IRQ4, IRQ5, IRQ6, IRQ7 } },
|
|
{ 0xfe410800, 0, 32, 8, /* INT2PRI0 */ { 0, 0, 0, WDT } },
|
|
{ 0xfe410804, 0, 32, 8, /* INT2PRI1 */ { TMU0_0, TMU0_1,
|
|
TMU0_2, TMU0_3 } },
|
|
{ 0xfe410808, 0, 32, 8, /* INT2PRI2 */ { TMU1_0, TMU1_1,
|
|
TMU1_2, 0 } },
|
|
{ 0xfe41080c, 0, 32, 8, /* INT2PRI3 */ { DMAC0_0, DMAC0_1,
|
|
DMAC0_2, DMAC0_3 } },
|
|
{ 0xfe410810, 0, 32, 8, /* INT2PRI4 */ { DMAC0_4, DMAC0_5,
|
|
DMAC0_6, HUDI1 } },
|
|
{ 0xfe410814, 0, 32, 8, /* INT2PRI5 */ { HUDI0, DMAC1_0,
|
|
DMAC1_1, DMAC1_2 } },
|
|
{ 0xfe410818, 0, 32, 8, /* INT2PRI6 */ { DMAC1_3, HPB_0,
|
|
HPB_1, HPB_2 } },
|
|
{ 0xfe41081c, 0, 32, 8, /* INT2PRI7 */ { SCIF0_0, SCIF0_1,
|
|
SCIF0_2, SCIF0_3 } },
|
|
{ 0xfe410820, 0, 32, 8, /* INT2PRI8 */ { SCIF1, TMU2, TMU3, 0 } },
|
|
{ 0xfe410824, 0, 32, 8, /* INT2PRI9 */ { 0, 0, SCIF2, SCIF3 } },
|
|
{ 0xfe410828, 0, 32, 8, /* INT2PRI10 */ { SCIF4, SCIF5,
|
|
Eth_0, Eth_1 } },
|
|
{ 0xfe41082c, 0, 32, 8, /* INT2PRI11 */ { 0, 0, 0, 0 } },
|
|
{ 0xfe410830, 0, 32, 8, /* INT2PRI12 */ { 0, 0, 0, 0 } },
|
|
{ 0xfe410834, 0, 32, 8, /* INT2PRI13 */ { 0, 0, 0, 0 } },
|
|
{ 0xfe410838, 0, 32, 8, /* INT2PRI14 */ { 0, 0, 0, PCIeC0_0 } },
|
|
{ 0xfe41083c, 0, 32, 8, /* INT2PRI15 */ { PCIeC0_1, PCIeC0_2,
|
|
PCIeC1_0, PCIeC1_1 } },
|
|
{ 0xfe410840, 0, 32, 8, /* INT2PRI16 */ { PCIeC1_2, USB, 0, 0 } },
|
|
{ 0xfe410844, 0, 32, 8, /* INT2PRI17 */ { 0, 0, 0, 0 } },
|
|
{ 0xfe410848, 0, 32, 8, /* INT2PRI18 */ { 0, 0, I2C0, I2C1 } },
|
|
{ 0xfe41084c, 0, 32, 8, /* INT2PRI19 */ { DU, SSI0, SSI1, SSI2 } },
|
|
{ 0xfe410850, 0, 32, 8, /* INT2PRI20 */ { SSI3, PCIeC2_0,
|
|
PCIeC2_1, PCIeC2_2 } },
|
|
{ 0xfe410854, 0, 32, 8, /* INT2PRI21 */ { HAC0, HAC1, FLCTL, 0 } },
|
|
{ 0xfe410858, 0, 32, 8, /* INT2PRI22 */ { HSPI, GPIO0,
|
|
GPIO1, Thermal } },
|
|
{ 0xfe41085c, 0, 32, 8, /* INT2PRI23 */ { 0, 0, 0, 0 } },
|
|
{ 0xfe410860, 0, 32, 8, /* INT2PRI24 */ { 0, 0, 0, 0 } },
|
|
{ 0xfe410090, 0xfe4100a0, 32, 4, /* CnICIPRI / CnICIPRICLR */
|
|
{ INTICI7, INTICI6, INTICI5, INTICI4,
|
|
INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 2) },
|
|
};
|
|
|
|
static struct intc_subgroup sh7786_subgroups[] __initdata = {
|
|
{ 0xfe410c20, 32, SCIF1,
|
|
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, TXI1, BRI1, RXI1, ERI1 } },
|
|
};
|
|
|
|
static struct intc_desc sh7786_intc_desc __initdata = {
|
|
.name = "sh7786",
|
|
.hw = {
|
|
.vectors = sh7786_vectors,
|
|
.nr_vectors = ARRAY_SIZE(sh7786_vectors),
|
|
.mask_regs = sh7786_mask_registers,
|
|
.nr_mask_regs = ARRAY_SIZE(sh7786_mask_registers),
|
|
.subgroups = sh7786_subgroups,
|
|
.nr_subgroups = ARRAY_SIZE(sh7786_subgroups),
|
|
.prio_regs = sh7786_prio_registers,
|
|
.nr_prio_regs = ARRAY_SIZE(sh7786_prio_registers),
|
|
},
|
|
};
|
|
|
|
/* Support for external interrupt pins in IRQ mode */
|
|
static struct intc_vect vectors_irq0123[] __initdata = {
|
|
INTC_VECT(IRQ0, 0x200), INTC_VECT(IRQ1, 0x240),
|
|
INTC_VECT(IRQ2, 0x280), INTC_VECT(IRQ3, 0x2c0),
|
|
};
|
|
|
|
static struct intc_vect vectors_irq4567[] __initdata = {
|
|
INTC_VECT(IRQ4, 0x300), INTC_VECT(IRQ5, 0x340),
|
|
INTC_VECT(IRQ6, 0x380), INTC_VECT(IRQ7, 0x3c0),
|
|
};
|
|
|
|
static struct intc_sense_reg sh7786_sense_registers[] __initdata = {
|
|
{ 0xfe41001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
|
|
IRQ4, IRQ5, IRQ6, IRQ7 } },
|
|
};
|
|
|
|
static struct intc_mask_reg sh7786_ack_registers[] __initdata = {
|
|
{ 0xfe410024, 0, 32, /* INTREQ */
|
|
{ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
|
|
};
|
|
|
|
static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7786-irq0123",
|
|
vectors_irq0123, NULL, sh7786_mask_registers,
|
|
sh7786_prio_registers, sh7786_sense_registers,
|
|
sh7786_ack_registers);
|
|
|
|
static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7786-irq4567",
|
|
vectors_irq4567, NULL, sh7786_mask_registers,
|
|
sh7786_prio_registers, sh7786_sense_registers,
|
|
sh7786_ack_registers);
|
|
|
|
/* External interrupt pins in IRL mode */
|
|
|
|
static struct intc_vect vectors_irl0123[] __initdata = {
|
|
INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
|
|
INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
|
|
INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
|
|
INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
|
|
INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
|
|
INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
|
|
INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
|
|
INTC_VECT(IRL0_HHHL, 0x3c0),
|
|
};
|
|
|
|
static struct intc_vect vectors_irl4567[] __initdata = {
|
|
INTC_VECT(IRL4_LLLL, 0x900), INTC_VECT(IRL4_LLLH, 0x920),
|
|
INTC_VECT(IRL4_LLHL, 0x940), INTC_VECT(IRL4_LLHH, 0x960),
|
|
INTC_VECT(IRL4_LHLL, 0x980), INTC_VECT(IRL4_LHLH, 0x9a0),
|
|
INTC_VECT(IRL4_LHHL, 0x9c0), INTC_VECT(IRL4_LHHH, 0x9e0),
|
|
INTC_VECT(IRL4_HLLL, 0xa00), INTC_VECT(IRL4_HLLH, 0xa20),
|
|
INTC_VECT(IRL4_HLHL, 0xa40), INTC_VECT(IRL4_HLHH, 0xa60),
|
|
INTC_VECT(IRL4_HHLL, 0xa80), INTC_VECT(IRL4_HHLH, 0xaa0),
|
|
INTC_VECT(IRL4_HHHL, 0xac0),
|
|
};
|
|
|
|
static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7786-irl0123", vectors_irl0123,
|
|
NULL, sh7786_mask_registers, NULL, NULL);
|
|
|
|
static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7786-irl4567", vectors_irl4567,
|
|
NULL, sh7786_mask_registers, NULL, NULL);
|
|
|
|
#define INTC_ICR0 0xfe410000
|
|
#define INTC_INTMSK0 CnINTMSK0
|
|
#define INTC_INTMSK1 CnINTMSK1
|
|
#define INTC_INTMSK2 INTMSK2
|
|
#define INTC_INTMSKCLR1 CnINTMSKCLR1
|
|
#define INTC_INTMSKCLR2 INTMSKCLR2
|
|
|
|
void __init plat_irq_setup(void)
|
|
{
|
|
/* disable IRQ3-0 + IRQ7-4 */
|
|
__raw_writel(0xff000000, INTC_INTMSK0);
|
|
|
|
/* disable IRL3-0 + IRL7-4 */
|
|
__raw_writel(0xc0000000, INTC_INTMSK1);
|
|
__raw_writel(0xfffefffe, INTC_INTMSK2);
|
|
|
|
/* select IRL mode for IRL3-0 + IRL7-4 */
|
|
__raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
|
|
|
|
register_intc_controller(&sh7786_intc_desc);
|
|
}
|
|
|
|
void __init plat_irq_setup_pins(int mode)
|
|
{
|
|
switch (mode) {
|
|
case IRQ_MODE_IRQ7654:
|
|
/* select IRQ mode for IRL7-4 */
|
|
__raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0);
|
|
register_intc_controller(&intc_desc_irq4567);
|
|
break;
|
|
case IRQ_MODE_IRQ3210:
|
|
/* select IRQ mode for IRL3-0 */
|
|
__raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0);
|
|
register_intc_controller(&intc_desc_irq0123);
|
|
break;
|
|
case IRQ_MODE_IRL7654:
|
|
/* enable IRL7-4 but don't provide any masking */
|
|
__raw_writel(0x40000000, INTC_INTMSKCLR1);
|
|
__raw_writel(0x0000fffe, INTC_INTMSKCLR2);
|
|
break;
|
|
case IRQ_MODE_IRL3210:
|
|
/* enable IRL0-3 but don't provide any masking */
|
|
__raw_writel(0x80000000, INTC_INTMSKCLR1);
|
|
__raw_writel(0xfffe0000, INTC_INTMSKCLR2);
|
|
break;
|
|
case IRQ_MODE_IRL7654_MASK:
|
|
/* enable IRL7-4 and mask using cpu intc controller */
|
|
__raw_writel(0x40000000, INTC_INTMSKCLR1);
|
|
register_intc_controller(&intc_desc_irl4567);
|
|
break;
|
|
case IRQ_MODE_IRL3210_MASK:
|
|
/* enable IRL0-3 and mask using cpu intc controller */
|
|
__raw_writel(0x80000000, INTC_INTMSKCLR1);
|
|
register_intc_controller(&intc_desc_irl0123);
|
|
break;
|
|
default:
|
|
BUG();
|
|
}
|
|
}
|
|
|
|
void __init plat_mem_setup(void)
|
|
{
|
|
}
|
|
|
|
static int __init sh7786_devices_setup(void)
|
|
{
|
|
int ret, irq;
|
|
|
|
sh7786_usb_setup();
|
|
|
|
/*
|
|
* De-mux SCIF1 IRQs if possible
|
|
*/
|
|
irq = intc_irq_lookup(sh7786_intc_desc.name, TXI1);
|
|
if (irq > 0) {
|
|
scif1_demux_resources[1].start =
|
|
intc_irq_lookup(sh7786_intc_desc.name, ERI1);
|
|
scif1_demux_resources[2].start =
|
|
intc_irq_lookup(sh7786_intc_desc.name, RXI1);
|
|
scif1_demux_resources[3].start = irq;
|
|
scif1_demux_resources[4].start =
|
|
intc_irq_lookup(sh7786_intc_desc.name, BRI1);
|
|
|
|
scif1_device.resource = scif1_demux_resources;
|
|
scif1_device.num_resources = ARRAY_SIZE(scif1_demux_resources);
|
|
}
|
|
|
|
ret = platform_add_devices(sh7786_early_devices,
|
|
ARRAY_SIZE(sh7786_early_devices));
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
return platform_add_devices(sh7786_devices,
|
|
ARRAY_SIZE(sh7786_devices));
|
|
}
|
|
arch_initcall(sh7786_devices_setup);
|
|
|
|
void __init plat_early_device_setup(void)
|
|
{
|
|
early_platform_add_devices(sh7786_early_devices,
|
|
ARRAY_SIZE(sh7786_early_devices));
|
|
}
|
|
|