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286 lines
7.1 KiB
286 lines
7.1 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* Setup code for SH7720, SH7721. |
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* |
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* Copyright (C) 2007 Markus Brunner, Mark Jonas |
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* Copyright (C) 2009 Paul Mundt |
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* |
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* Based on arch/sh/kernel/cpu/sh4/setup-sh7750.c: |
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* |
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* Copyright (C) 2006 Paul Mundt |
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* Copyright (C) 2006 Jamie Lenehan |
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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/io.h> |
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#include <linux/serial_sci.h> |
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#include <linux/sh_timer.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 <asm/rtc.h> |
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#include <asm/platform_early.h> |
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#include <cpu/serial.h> |
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static struct resource rtc_resources[] = { |
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[0] = { |
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.start = 0xa413fec0, |
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.end = 0xa413fec0 + 0x28 - 1, |
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.flags = IORESOURCE_IO, |
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}, |
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[1] = { |
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/* Shared Period/Carry/Alarm IRQ */ |
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.start = evt2irq(0x480), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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static struct sh_rtc_platform_info rtc_info = { |
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.capabilities = RTC_CAP_4_DIGIT_YEAR, |
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}; |
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static struct platform_device rtc_device = { |
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.name = "sh-rtc", |
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.id = -1, |
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.num_resources = ARRAY_SIZE(rtc_resources), |
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.resource = rtc_resources, |
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.dev = { |
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.platform_data = &rtc_info, |
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}, |
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}; |
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static struct plat_sci_port scif0_platform_data = { |
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.type = PORT_SCIF, |
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.ops = &sh7720_sci_port_ops, |
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.regtype = SCIx_SH7705_SCIF_REGTYPE, |
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}; |
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static struct resource scif0_resources[] = { |
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DEFINE_RES_MEM(0xa4430000, 0x100), |
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DEFINE_RES_IRQ(evt2irq(0xc00)), |
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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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static struct plat_sci_port scif1_platform_data = { |
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.type = PORT_SCIF, |
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.ops = &sh7720_sci_port_ops, |
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.regtype = SCIx_SH7705_SCIF_REGTYPE, |
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}; |
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static struct resource scif1_resources[] = { |
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DEFINE_RES_MEM(0xa4438000, 0x100), |
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DEFINE_RES_IRQ(evt2irq(0xc20)), |
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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 resource usb_ohci_resources[] = { |
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[0] = { |
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.start = 0xA4428000, |
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.end = 0xA44280FF, |
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.flags = IORESOURCE_MEM, |
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}, |
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[1] = { |
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.start = evt2irq(0xa60), |
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.end = evt2irq(0xa60), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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static u64 usb_ohci_dma_mask = 0xffffffffUL; |
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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_dma_mask, |
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.coherent_dma_mask = 0xffffffff, |
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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 resource usbf_resources[] = { |
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[0] = { |
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.name = "sh_udc", |
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.start = 0xA4420000, |
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.end = 0xA44200FF, |
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.flags = IORESOURCE_MEM, |
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}, |
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[1] = { |
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.name = "sh_udc", |
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.start = evt2irq(0xa20), |
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.end = evt2irq(0xa20), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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static struct platform_device usbf_device = { |
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.name = "sh_udc", |
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.id = -1, |
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.dev = { |
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.dma_mask = NULL, |
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.coherent_dma_mask = 0xffffffff, |
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}, |
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.num_resources = ARRAY_SIZE(usbf_resources), |
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.resource = usbf_resources, |
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}; |
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static struct sh_timer_config cmt_platform_data = { |
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.channels_mask = 0x1f, |
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}; |
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static struct resource cmt_resources[] = { |
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DEFINE_RES_MEM(0x044a0000, 0x60), |
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DEFINE_RES_IRQ(evt2irq(0xf00)), |
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}; |
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static struct platform_device cmt_device = { |
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.name = "sh-cmt-32", |
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.id = 0, |
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.dev = { |
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.platform_data = &cmt_platform_data, |
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}, |
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.resource = cmt_resources, |
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.num_resources = ARRAY_SIZE(cmt_resources), |
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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(0xa412fe90, 0x28), |
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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-sh3", |
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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 platform_device *sh7720_devices[] __initdata = { |
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&scif0_device, |
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&scif1_device, |
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&cmt_device, |
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&tmu0_device, |
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&rtc_device, |
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&usb_ohci_device, |
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&usbf_device, |
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}; |
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static int __init sh7720_devices_setup(void) |
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{ |
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return platform_add_devices(sh7720_devices, |
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ARRAY_SIZE(sh7720_devices)); |
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} |
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arch_initcall(sh7720_devices_setup); |
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static struct platform_device *sh7720_early_devices[] __initdata = { |
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&scif0_device, |
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&scif1_device, |
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&cmt_device, |
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&tmu0_device, |
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}; |
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void __init plat_early_device_setup(void) |
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{ |
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sh_early_platform_add_devices(sh7720_early_devices, |
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ARRAY_SIZE(sh7720_early_devices)); |
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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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TMU0, TMU1, TMU2, RTC, |
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WDT, REF_RCMI, SIM, |
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IRQ0, IRQ1, IRQ2, IRQ3, |
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USBF_SPD, TMU_SUNI, IRQ5, IRQ4, |
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DMAC1, LCDC, SSL, |
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ADC, DMAC2, USBFI, CMT, |
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SCIF0, SCIF1, |
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PINT07, PINT815, TPU, IIC, |
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SIOF0, SIOF1, MMC, PCC, |
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USBHI, AFEIF, |
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H_UDI, |
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}; |
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static struct intc_vect vectors[] __initdata = { |
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/* IRQ0->5 are handled in setup-sh3.c */ |
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INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), |
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INTC_VECT(TMU2, 0x440), INTC_VECT(RTC, 0x480), |
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INTC_VECT(RTC, 0x4a0), INTC_VECT(RTC, 0x4c0), |
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INTC_VECT(SIM, 0x4e0), INTC_VECT(SIM, 0x500), |
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INTC_VECT(SIM, 0x520), INTC_VECT(SIM, 0x540), |
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INTC_VECT(WDT, 0x560), INTC_VECT(REF_RCMI, 0x580), |
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/* H_UDI cannot be masked */ INTC_VECT(TMU_SUNI, 0x6c0), |
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INTC_VECT(USBF_SPD, 0x6e0), INTC_VECT(DMAC1, 0x800), |
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INTC_VECT(DMAC1, 0x820), INTC_VECT(DMAC1, 0x840), |
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INTC_VECT(DMAC1, 0x860), INTC_VECT(LCDC, 0x900), |
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#if defined(CONFIG_CPU_SUBTYPE_SH7720) |
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INTC_VECT(SSL, 0x980), |
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#endif |
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INTC_VECT(USBFI, 0xa20), INTC_VECT(USBFI, 0xa40), |
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INTC_VECT(USBHI, 0xa60), |
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INTC_VECT(DMAC2, 0xb80), INTC_VECT(DMAC2, 0xba0), |
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INTC_VECT(ADC, 0xbe0), INTC_VECT(SCIF0, 0xc00), |
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INTC_VECT(SCIF1, 0xc20), INTC_VECT(PINT07, 0xc80), |
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INTC_VECT(PINT815, 0xca0), INTC_VECT(SIOF0, 0xd00), |
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INTC_VECT(SIOF1, 0xd20), INTC_VECT(TPU, 0xd80), |
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INTC_VECT(TPU, 0xda0), INTC_VECT(TPU, 0xdc0), |
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INTC_VECT(TPU, 0xde0), INTC_VECT(IIC, 0xe00), |
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INTC_VECT(MMC, 0xe80), INTC_VECT(MMC, 0xea0), |
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INTC_VECT(MMC, 0xec0), INTC_VECT(MMC, 0xee0), |
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INTC_VECT(CMT, 0xf00), INTC_VECT(PCC, 0xf60), |
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INTC_VECT(AFEIF, 0xfe0), |
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}; |
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static struct intc_prio_reg prio_registers[] __initdata = { |
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{ 0xA414FEE2UL, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, |
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{ 0xA414FEE4UL, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, SIM, 0 } }, |
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{ 0xA4140016UL, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } }, |
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{ 0xA4140018UL, 0, 16, 4, /* IPRD */ { USBF_SPD, TMU_SUNI, IRQ5, IRQ4 } }, |
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{ 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, SSL } }, |
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{ 0xA4080000UL, 0, 16, 4, /* IPRF */ { ADC, DMAC2, USBFI, CMT } }, |
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{ 0xA4080002UL, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, 0, 0 } }, |
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{ 0xA4080004UL, 0, 16, 4, /* IPRH */ { PINT07, PINT815, TPU, IIC } }, |
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{ 0xA4080006UL, 0, 16, 4, /* IPRI */ { SIOF0, SIOF1, MMC, PCC } }, |
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{ 0xA4080008UL, 0, 16, 4, /* IPRJ */ { 0, USBHI, 0, AFEIF } }, |
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}; |
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static DECLARE_INTC_DESC(intc_desc, "sh7720", vectors, NULL, |
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NULL, prio_registers, NULL); |
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void __init plat_irq_setup(void) |
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{ |
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register_intc_controller(&intc_desc); |
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plat_irq_setup_sh3(); |
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}
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