Markus Brunner | 3ea6bc3 | 2007-08-20 08:59:33 +0900 | [diff] [blame] | 1 | /* |
| 2 | * SH7720 Setup |
| 3 | * |
| 4 | * Copyright (C) 2007 Markus Brunner, Mark Jonas |
| 5 | * |
| 6 | * Based on arch/sh/kernel/cpu/sh4/setup-sh7750.c: |
| 7 | * |
| 8 | * Copyright (C) 2006 Paul Mundt |
| 9 | * Copyright (C) 2006 Jamie Lenehan |
| 10 | * |
| 11 | * This file is subject to the terms and conditions of the GNU General Public |
| 12 | * License. See the file "COPYING" in the main directory of this archive |
| 13 | * for more details. |
| 14 | */ |
| 15 | #include <linux/platform_device.h> |
| 16 | #include <linux/init.h> |
| 17 | #include <linux/serial.h> |
| 18 | #include <linux/io.h> |
| 19 | #include <asm/sci.h> |
| 20 | #include <asm/rtc.h> |
| 21 | |
| 22 | #define INTC_ICR1 0xA4140010UL |
| 23 | #define INTC_ICR_IRLM 0x4000 |
| 24 | #define INTC_ICR_IRQ (~INTC_ICR_IRLM) |
| 25 | |
| 26 | static struct resource rtc_resources[] = { |
| 27 | [0] = { |
| 28 | .start = 0xa413fec0, |
| 29 | .end = 0xa413fec0 + 0x28 - 1, |
| 30 | .flags = IORESOURCE_IO, |
| 31 | }, |
| 32 | [1] = { |
| 33 | /* Period IRQ */ |
| 34 | .start = 21, |
| 35 | .flags = IORESOURCE_IRQ, |
| 36 | }, |
| 37 | [2] = { |
| 38 | /* Carry IRQ */ |
| 39 | .start = 22, |
| 40 | .flags = IORESOURCE_IRQ, |
| 41 | }, |
| 42 | [3] = { |
| 43 | /* Alarm IRQ */ |
| 44 | .start = 20, |
| 45 | .flags = IORESOURCE_IRQ, |
| 46 | }, |
| 47 | }; |
| 48 | |
| 49 | static struct sh_rtc_platform_info rtc_info = { |
| 50 | .capabilities = RTC_CAP_4_DIGIT_YEAR, |
| 51 | }; |
| 52 | |
| 53 | static struct platform_device rtc_device = { |
| 54 | .name = "sh-rtc", |
| 55 | .id = -1, |
| 56 | .num_resources = ARRAY_SIZE(rtc_resources), |
| 57 | .resource = rtc_resources, |
| 58 | .dev = { |
| 59 | .platform_data = &rtc_info, |
| 60 | }, |
| 61 | }; |
| 62 | |
| 63 | static struct plat_sci_port sci_platform_data[] = { |
| 64 | { |
| 65 | .mapbase = 0xa4430000, |
| 66 | .flags = UPF_BOOT_AUTOCONF, |
| 67 | .type = PORT_SCIF, |
| 68 | .irqs = { 80, 80, 80, 80 }, |
| 69 | }, { |
| 70 | .mapbase = 0xa4438000, |
| 71 | .flags = UPF_BOOT_AUTOCONF, |
| 72 | .type = PORT_SCIF, |
| 73 | .irqs = { 81, 81, 81, 81 }, |
| 74 | }, { |
| 75 | |
| 76 | .flags = 0, |
| 77 | } |
| 78 | }; |
| 79 | |
| 80 | static struct platform_device sci_device = { |
| 81 | .name = "sh-sci", |
| 82 | .id = -1, |
| 83 | .dev = { |
| 84 | .platform_data = sci_platform_data, |
| 85 | }, |
| 86 | }; |
| 87 | |
Yoshihiro Shimoda | 4bb70b8 | 2008-01-11 10:38:34 +0900 | [diff] [blame] | 88 | static struct resource usb_ohci_resources[] = { |
| 89 | [0] = { |
| 90 | .start = 0xA4428000, |
| 91 | .end = 0xA44280FF, |
| 92 | .flags = IORESOURCE_MEM, |
| 93 | }, |
| 94 | [1] = { |
| 95 | .start = 67, |
| 96 | .end = 67, |
| 97 | .flags = IORESOURCE_IRQ, |
| 98 | }, |
| 99 | }; |
| 100 | |
| 101 | static u64 usb_ohci_dma_mask = 0xffffffffUL; |
| 102 | static struct platform_device usb_ohci_device = { |
| 103 | .name = "sh_ohci", |
| 104 | .id = -1, |
| 105 | .dev = { |
| 106 | .dma_mask = &usb_ohci_dma_mask, |
| 107 | .coherent_dma_mask = 0xffffffff, |
| 108 | }, |
| 109 | .num_resources = ARRAY_SIZE(usb_ohci_resources), |
| 110 | .resource = usb_ohci_resources, |
| 111 | }; |
| 112 | |
| 113 | static struct resource usbf_resources[] = { |
| 114 | [0] = { |
| 115 | .name = "sh_udc", |
| 116 | .start = 0xA4420000, |
| 117 | .end = 0xA44200FF, |
| 118 | .flags = IORESOURCE_MEM, |
| 119 | }, |
| 120 | [1] = { |
| 121 | .name = "sh_udc", |
| 122 | .start = 65, |
| 123 | .end = 65, |
| 124 | .flags = IORESOURCE_IRQ, |
| 125 | }, |
| 126 | }; |
| 127 | |
| 128 | static struct platform_device usbf_device = { |
| 129 | .name = "sh_udc", |
| 130 | .id = -1, |
| 131 | .dev = { |
| 132 | .dma_mask = NULL, |
| 133 | .coherent_dma_mask = 0xffffffff, |
| 134 | }, |
| 135 | .num_resources = ARRAY_SIZE(usbf_resources), |
| 136 | .resource = usbf_resources, |
| 137 | }; |
| 138 | |
Markus Brunner | 3ea6bc3 | 2007-08-20 08:59:33 +0900 | [diff] [blame] | 139 | static struct platform_device *sh7720_devices[] __initdata = { |
| 140 | &rtc_device, |
| 141 | &sci_device, |
Yoshihiro Shimoda | 4bb70b8 | 2008-01-11 10:38:34 +0900 | [diff] [blame] | 142 | &usb_ohci_device, |
| 143 | &usbf_device, |
Markus Brunner | 3ea6bc3 | 2007-08-20 08:59:33 +0900 | [diff] [blame] | 144 | }; |
| 145 | |
| 146 | static int __init sh7720_devices_setup(void) |
| 147 | { |
| 148 | return platform_add_devices(sh7720_devices, |
| 149 | ARRAY_SIZE(sh7720_devices)); |
| 150 | } |
| 151 | __initcall(sh7720_devices_setup); |
| 152 | |
| 153 | enum { |
| 154 | UNUSED = 0, |
| 155 | |
| 156 | /* interrupt sources */ |
| 157 | TMU0, TMU1, TMU2, RTC_ATI, RTC_PRI, RTC_CUI, |
| 158 | WDT, REF_RCMI, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND, |
| 159 | IRQ0, IRQ1, IRQ2, IRQ3, |
| 160 | USBF_SPD, TMU_SUNI, IRQ5, IRQ4, |
| 161 | DMAC1_DEI0, DMAC1_DEI1, DMAC1_DEI2, DMAC1_DEI3, LCDC, SSL, |
| 162 | ADC, DMAC2_DEI4, DMAC2_DEI5, USBFI0, USBFI1, CMT, |
| 163 | SCIF0, SCIF1, |
| 164 | PINT07, PINT815, TPU0, TPU1, TPU2, TPU3, IIC, |
| 165 | SIOF0, SIOF1, MMCI0, MMCI1, MMCI2, MMCI3, PCC, |
| 166 | USBHI, AFEIF, |
| 167 | H_UDI, |
| 168 | /* interrupt groups */ |
| 169 | TMU, RTC, SIM, DMAC1, USBFI, DMAC2, USB, TPU, MMC, |
| 170 | }; |
| 171 | |
| 172 | static struct intc_vect vectors[] __initdata = { |
| 173 | INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), |
| 174 | INTC_VECT(TMU2, 0x440), INTC_VECT(RTC_ATI, 0x480), |
| 175 | INTC_VECT(RTC_PRI, 0x4a0), INTC_VECT(RTC_CUI, 0x4c0), |
| 176 | INTC_VECT(SIM_ERI, 0x4e0), INTC_VECT(SIM_RXI, 0x500), |
| 177 | INTC_VECT(SIM_TXI, 0x520), INTC_VECT(SIM_TEND, 0x540), |
| 178 | INTC_VECT(WDT, 0x560), INTC_VECT(REF_RCMI, 0x580), |
| 179 | /* H_UDI cannot be masked */ INTC_VECT(TMU_SUNI, 0x6c0), |
| 180 | INTC_VECT(USBF_SPD, 0x6e0), INTC_VECT(DMAC1_DEI0, 0x800), |
| 181 | INTC_VECT(DMAC1_DEI1, 0x820), INTC_VECT(DMAC1_DEI2, 0x840), |
| 182 | INTC_VECT(DMAC1_DEI3, 0x860), INTC_VECT(LCDC, 0x900), |
Yoshihiro Shimoda | 31a49c4 | 2007-12-26 11:45:06 +0900 | [diff] [blame] | 183 | #if defined(CONFIG_CPU_SUBTYPE_SH7720) |
| 184 | INTC_VECT(SSL, 0x980), |
| 185 | #endif |
| 186 | INTC_VECT(USBFI0, 0xa20), INTC_VECT(USBFI1, 0xa40), |
| 187 | INTC_VECT(USBHI, 0xa60), |
Markus Brunner | 3ea6bc3 | 2007-08-20 08:59:33 +0900 | [diff] [blame] | 188 | INTC_VECT(DMAC2_DEI4, 0xb80), INTC_VECT(DMAC2_DEI5, 0xba0), |
| 189 | INTC_VECT(ADC, 0xbe0), INTC_VECT(SCIF0, 0xc00), |
| 190 | INTC_VECT(SCIF1, 0xc20), INTC_VECT(PINT07, 0xc80), |
| 191 | INTC_VECT(PINT815, 0xca0), INTC_VECT(SIOF0, 0xd00), |
| 192 | INTC_VECT(SIOF1, 0xd20), INTC_VECT(TPU0, 0xd80), |
| 193 | INTC_VECT(TPU1, 0xda0), INTC_VECT(TPU2, 0xdc0), |
| 194 | INTC_VECT(TPU3, 0xde0), INTC_VECT(IIC, 0xe00), |
| 195 | INTC_VECT(MMCI0, 0xe80), INTC_VECT(MMCI1, 0xea0), |
| 196 | INTC_VECT(MMCI2, 0xec0), INTC_VECT(MMCI3, 0xee0), |
| 197 | INTC_VECT(CMT, 0xf00), INTC_VECT(PCC, 0xf60), |
| 198 | INTC_VECT(AFEIF, 0xfe0), |
| 199 | }; |
| 200 | |
| 201 | static struct intc_group groups[] __initdata = { |
| 202 | INTC_GROUP(TMU, TMU0, TMU1, TMU2), |
| 203 | INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI), |
| 204 | INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND), |
| 205 | INTC_GROUP(DMAC1, DMAC1_DEI0, DMAC1_DEI1, DMAC1_DEI2, DMAC1_DEI3), |
| 206 | INTC_GROUP(USBFI, USBFI0, USBFI1), |
| 207 | INTC_GROUP(DMAC2, DMAC2_DEI4, DMAC2_DEI5), |
| 208 | INTC_GROUP(TPU, TPU0, TPU1, TPU2, TPU3), |
| 209 | INTC_GROUP(MMC, MMCI0, MMCI1, MMCI2, MMCI3), |
| 210 | }; |
| 211 | |
Markus Brunner | 3ea6bc3 | 2007-08-20 08:59:33 +0900 | [diff] [blame] | 212 | static struct intc_prio_reg prio_registers[] __initdata = { |
| 213 | { 0xA414FEE2UL, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, |
| 214 | { 0xA414FEE4UL, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, SIM, 0 } }, |
| 215 | { 0xA4140016UL, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } }, |
| 216 | { 0xA4140018UL, 0, 16, 4, /* IPRD */ { USBF_SPD, TMU_SUNI, IRQ5, IRQ4 } }, |
Yoshihiro Shimoda | 31a49c4 | 2007-12-26 11:45:06 +0900 | [diff] [blame] | 217 | #if defined(CONFIG_CPU_SUBTYPE_SH7720) |
Markus Brunner | 3ea6bc3 | 2007-08-20 08:59:33 +0900 | [diff] [blame] | 218 | { 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, SSL } }, |
Yoshihiro Shimoda | 31a49c4 | 2007-12-26 11:45:06 +0900 | [diff] [blame] | 219 | #else |
| 220 | { 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, 0 } }, |
| 221 | #endif |
Markus Brunner | 3ea6bc3 | 2007-08-20 08:59:33 +0900 | [diff] [blame] | 222 | { 0xA4080000UL, 0, 16, 4, /* IPRF */ { ADC, DMAC2, USBFI, CMT } }, |
| 223 | { 0xA4080002UL, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, 0, 0 } }, |
| 224 | { 0xA4080004UL, 0, 16, 4, /* IPRH */ { PINT07, PINT815, TPU, IIC } }, |
| 225 | { 0xA4080006UL, 0, 16, 4, /* IPRI */ { SIOF0, SIOF1, MMC, PCC } }, |
| 226 | { 0xA4080008UL, 0, 16, 4, /* IPRJ */ { 0, USBHI, 0, AFEIF } }, |
| 227 | }; |
| 228 | |
| 229 | static DECLARE_INTC_DESC(intc_desc, "sh7720", vectors, groups, |
Magnus Damm | 7f3edee | 2008-01-10 14:08:55 +0900 | [diff] [blame] | 230 | NULL, prio_registers, NULL); |
Markus Brunner | 3ea6bc3 | 2007-08-20 08:59:33 +0900 | [diff] [blame] | 231 | |
| 232 | static struct intc_sense_reg sense_registers[] __initdata = { |
| 233 | { INTC_ICR1, 16, 2, { 0, 0, IRQ5, IRQ4, IRQ3, IRQ2, IRQ1, IRQ0 } }, |
| 234 | }; |
| 235 | |
| 236 | static struct intc_vect vectors_irq[] __initdata = { |
| 237 | INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620), |
| 238 | INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660), |
| 239 | INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0), |
| 240 | }; |
| 241 | |
| 242 | static DECLARE_INTC_DESC(intc_irq_desc, "sh7720-irq", vectors_irq, |
Magnus Damm | 7f3edee | 2008-01-10 14:08:55 +0900 | [diff] [blame] | 243 | NULL, NULL, prio_registers, sense_registers); |
Markus Brunner | 3ea6bc3 | 2007-08-20 08:59:33 +0900 | [diff] [blame] | 244 | |
| 245 | void __init plat_irq_setup_pins(int mode) |
| 246 | { |
| 247 | switch (mode) { |
| 248 | case IRQ_MODE_IRQ: |
| 249 | ctrl_outw(ctrl_inw(INTC_ICR1) & INTC_ICR_IRQ, INTC_ICR1); |
| 250 | register_intc_controller(&intc_irq_desc); |
| 251 | break; |
| 252 | default: |
| 253 | BUG(); |
| 254 | } |
| 255 | } |
| 256 | |
| 257 | void __init plat_irq_setup(void) |
| 258 | { |
| 259 | register_intc_controller(&intc_desc); |
| 260 | } |