| /* |
| * SH7201 setup |
| * |
| * Copyright (C) 2008 Peter Griffin pgriffin@mpc-data.co.uk |
| * Copyright (C) 2009 Paul Mundt |
| * |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| */ |
| #include <linux/platform_device.h> |
| #include <linux/init.h> |
| #include <linux/serial.h> |
| #include <linux/serial_sci.h> |
| #include <linux/sh_timer.h> |
| #include <linux/io.h> |
| |
| enum { |
| UNUSED = 0, |
| |
| /* interrupt sources */ |
| IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, |
| PINT0, PINT1, PINT2, PINT3, PINT4, PINT5, PINT6, PINT7, |
| |
| ADC_ADI, |
| |
| MTU20_ABCD, MTU20_VEF, MTU21_AB, MTU21_VU, MTU22_AB, MTU22_VU, |
| MTU23_ABCD, MTU24_ABCD, MTU25_UVW, MTU2_TCI3V, MTU2_TCI4V, |
| |
| RTC, WDT, |
| |
| IIC30, IIC31, IIC32, |
| |
| DMAC0_DMINT0, DMAC1_DMINT1, |
| DMAC2_DMINT2, DMAC3_DMINT3, |
| |
| SCIF0, SCIF1, SCIF2, SCIF3, SCIF4, SCIF5, SCIF6, SCIF7, |
| |
| DMAC0_DMINTA, DMAC4_DMINT4, DMAC5_DMINT5, DMAC6_DMINT6, |
| DMAC7_DMINT7, |
| |
| RCAN0, RCAN1, |
| |
| SSI0_SSII, SSI1_SSII, |
| |
| TMR0, TMR1, |
| |
| /* interrupt groups */ |
| PINT, |
| }; |
| |
| static struct intc_vect vectors[] __initdata = { |
| INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65), |
| INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67), |
| INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69), |
| INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71), |
| |
| INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81), |
| INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83), |
| INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85), |
| INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87), |
| |
| INTC_IRQ(ADC_ADI, 92), |
| |
| INTC_IRQ(MTU20_ABCD, 108), INTC_IRQ(MTU20_ABCD, 109), |
| INTC_IRQ(MTU20_ABCD, 110), INTC_IRQ(MTU20_ABCD, 111), |
| |
| INTC_IRQ(MTU20_VEF, 112), INTC_IRQ(MTU20_VEF, 113), |
| INTC_IRQ(MTU20_VEF, 114), |
| |
| INTC_IRQ(MTU21_AB, 116), INTC_IRQ(MTU21_AB, 117), |
| INTC_IRQ(MTU21_VU, 120), INTC_IRQ(MTU21_VU, 121), |
| |
| INTC_IRQ(MTU22_AB, 124), INTC_IRQ(MTU22_AB, 125), |
| INTC_IRQ(MTU22_VU, 128), INTC_IRQ(MTU22_VU, 129), |
| |
| INTC_IRQ(MTU23_ABCD, 132), INTC_IRQ(MTU23_ABCD, 133), |
| INTC_IRQ(MTU23_ABCD, 134), INTC_IRQ(MTU23_ABCD, 135), |
| |
| INTC_IRQ(MTU2_TCI3V, 136), |
| |
| INTC_IRQ(MTU24_ABCD, 140), INTC_IRQ(MTU24_ABCD, 141), |
| INTC_IRQ(MTU24_ABCD, 142), INTC_IRQ(MTU24_ABCD, 143), |
| |
| INTC_IRQ(MTU2_TCI4V, 144), |
| |
| INTC_IRQ(MTU25_UVW, 148), INTC_IRQ(MTU25_UVW, 149), |
| INTC_IRQ(MTU25_UVW, 150), |
| |
| INTC_IRQ(RTC, 152), INTC_IRQ(RTC, 153), |
| INTC_IRQ(RTC, 154), |
| |
| INTC_IRQ(WDT, 156), |
| |
| INTC_IRQ(IIC30, 157), INTC_IRQ(IIC30, 158), |
| INTC_IRQ(IIC30, 159), INTC_IRQ(IIC30, 160), |
| INTC_IRQ(IIC30, 161), |
| |
| INTC_IRQ(IIC31, 164), INTC_IRQ(IIC31, 165), |
| INTC_IRQ(IIC31, 166), INTC_IRQ(IIC31, 167), |
| INTC_IRQ(IIC31, 168), |
| |
| INTC_IRQ(IIC32, 170), INTC_IRQ(IIC32, 171), |
| INTC_IRQ(IIC32, 172), INTC_IRQ(IIC32, 173), |
| INTC_IRQ(IIC32, 174), |
| |
| INTC_IRQ(DMAC0_DMINT0, 176), INTC_IRQ(DMAC1_DMINT1, 177), |
| INTC_IRQ(DMAC2_DMINT2, 178), INTC_IRQ(DMAC3_DMINT3, 179), |
| |
| INTC_IRQ(SCIF0, 180), INTC_IRQ(SCIF0, 181), |
| INTC_IRQ(SCIF0, 182), INTC_IRQ(SCIF0, 183), |
| INTC_IRQ(SCIF1, 184), INTC_IRQ(SCIF1, 185), |
| INTC_IRQ(SCIF1, 186), INTC_IRQ(SCIF1, 187), |
| INTC_IRQ(SCIF2, 188), INTC_IRQ(SCIF2, 189), |
| INTC_IRQ(SCIF2, 190), INTC_IRQ(SCIF2, 191), |
| INTC_IRQ(SCIF3, 192), INTC_IRQ(SCIF3, 193), |
| INTC_IRQ(SCIF3, 194), INTC_IRQ(SCIF3, 195), |
| INTC_IRQ(SCIF4, 196), INTC_IRQ(SCIF4, 197), |
| INTC_IRQ(SCIF4, 198), INTC_IRQ(SCIF4, 199), |
| INTC_IRQ(SCIF5, 200), INTC_IRQ(SCIF5, 201), |
| INTC_IRQ(SCIF5, 202), INTC_IRQ(SCIF5, 203), |
| INTC_IRQ(SCIF6, 204), INTC_IRQ(SCIF6, 205), |
| INTC_IRQ(SCIF6, 206), INTC_IRQ(SCIF6, 207), |
| INTC_IRQ(SCIF7, 208), INTC_IRQ(SCIF7, 209), |
| INTC_IRQ(SCIF7, 210), INTC_IRQ(SCIF7, 211), |
| |
| INTC_IRQ(DMAC0_DMINTA, 212), INTC_IRQ(DMAC4_DMINT4, 216), |
| INTC_IRQ(DMAC5_DMINT5, 217), INTC_IRQ(DMAC6_DMINT6, 218), |
| INTC_IRQ(DMAC7_DMINT7, 219), |
| |
| INTC_IRQ(RCAN0, 228), INTC_IRQ(RCAN0, 229), |
| INTC_IRQ(RCAN0, 230), |
| INTC_IRQ(RCAN0, 231), INTC_IRQ(RCAN0, 232), |
| |
| INTC_IRQ(RCAN1, 234), INTC_IRQ(RCAN1, 235), |
| INTC_IRQ(RCAN1, 236), |
| INTC_IRQ(RCAN1, 237), INTC_IRQ(RCAN1, 238), |
| |
| INTC_IRQ(SSI0_SSII, 244), INTC_IRQ(SSI1_SSII, 245), |
| |
| INTC_IRQ(TMR0, 246), INTC_IRQ(TMR0, 247), |
| INTC_IRQ(TMR0, 248), |
| |
| INTC_IRQ(TMR1, 252), INTC_IRQ(TMR1, 253), |
| INTC_IRQ(TMR1, 254), |
| }; |
| |
| static struct intc_group groups[] __initdata = { |
| INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3, |
| PINT4, PINT5, PINT6, PINT7), |
| }; |
| |
| static struct intc_prio_reg prio_registers[] __initdata = { |
| { 0xfffe9418, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } }, |
| { 0xfffe941a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } }, |
| { 0xfffe9420, 0, 16, 4, /* IPR05 */ { PINT, 0, ADC_ADI, 0 } }, |
| { 0xfffe9800, 0, 16, 4, /* IPR06 */ { 0, MTU20_ABCD, MTU20_VEF, MTU21_AB } }, |
| { 0xfffe9802, 0, 16, 4, /* IPR07 */ { MTU21_VU, MTU22_AB, MTU22_VU, MTU23_ABCD } }, |
| { 0xfffe9804, 0, 16, 4, /* IPR08 */ { MTU2_TCI3V, MTU24_ABCD, MTU2_TCI4V, MTU25_UVW } }, |
| |
| { 0xfffe9806, 0, 16, 4, /* IPR09 */ { RTC, WDT, IIC30, 0 } }, |
| { 0xfffe9808, 0, 16, 4, /* IPR10 */ { IIC31, IIC32, DMAC0_DMINT0, DMAC1_DMINT1 } }, |
| { 0xfffe980a, 0, 16, 4, /* IPR11 */ { DMAC2_DMINT2, DMAC3_DMINT3, SCIF0, SCIF1 } }, |
| { 0xfffe980c, 0, 16, 4, /* IPR12 */ { SCIF2, SCIF3, SCIF4, SCIF5 } }, |
| { 0xfffe980e, 0, 16, 4, /* IPR13 */ { SCIF6, SCIF7, DMAC0_DMINTA, DMAC4_DMINT4 } }, |
| { 0xfffe9810, 0, 16, 4, /* IPR14 */ { DMAC5_DMINT5, DMAC6_DMINT6, DMAC7_DMINT7, 0 } }, |
| { 0xfffe9812, 0, 16, 4, /* IPR15 */ { 0, RCAN0, RCAN1, 0 } }, |
| { 0xfffe9814, 0, 16, 4, /* IPR16 */ { SSI0_SSII, SSI1_SSII, TMR0, TMR1 } }, |
| }; |
| |
| static struct intc_mask_reg mask_registers[] __initdata = { |
| { 0xfffe9408, 0, 16, /* PINTER */ |
| { 0, 0, 0, 0, 0, 0, 0, 0, |
| PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } }, |
| }; |
| |
| static DECLARE_INTC_DESC(intc_desc, "sh7201", vectors, groups, |
| mask_registers, prio_registers, NULL); |
| |
| static struct plat_sci_port scif0_platform_data = { |
| .mapbase = 0xfffe8000, |
| .flags = UPF_BOOT_AUTOCONF, |
| .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, |
| .scbrr_algo_id = SCBRR_ALGO_2, |
| .type = PORT_SCIF, |
| .irqs = { 180, 180, 180, 180 } |
| }; |
| |
| static struct platform_device scif0_device = { |
| .name = "sh-sci", |
| .id = 0, |
| .dev = { |
| .platform_data = &scif0_platform_data, |
| }, |
| }; |
| |
| static struct plat_sci_port scif1_platform_data = { |
| .mapbase = 0xfffe8800, |
| .flags = UPF_BOOT_AUTOCONF, |
| .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, |
| .scbrr_algo_id = SCBRR_ALGO_2, |
| .type = PORT_SCIF, |
| .irqs = { 184, 184, 184, 184 } |
| }; |
| |
| static struct platform_device scif1_device = { |
| .name = "sh-sci", |
| .id = 1, |
| .dev = { |
| .platform_data = &scif1_platform_data, |
| }, |
| }; |
| |
| static struct plat_sci_port scif2_platform_data = { |
| .mapbase = 0xfffe9000, |
| .flags = UPF_BOOT_AUTOCONF, |
| .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, |
| .scbrr_algo_id = SCBRR_ALGO_2, |
| .type = PORT_SCIF, |
| .irqs = { 188, 188, 188, 188 } |
| }; |
| |
| static struct platform_device scif2_device = { |
| .name = "sh-sci", |
| .id = 2, |
| .dev = { |
| .platform_data = &scif2_platform_data, |
| }, |
| }; |
| |
| static struct plat_sci_port scif3_platform_data = { |
| .mapbase = 0xfffe9800, |
| .flags = UPF_BOOT_AUTOCONF, |
| .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, |
| .scbrr_algo_id = SCBRR_ALGO_2, |
| .type = PORT_SCIF, |
| .irqs = { 192, 192, 192, 192 } |
| }; |
| |
| static struct platform_device scif3_device = { |
| .name = "sh-sci", |
| .id = 3, |
| .dev = { |
| .platform_data = &scif3_platform_data, |
| }, |
| }; |
| |
| static struct plat_sci_port scif4_platform_data = { |
| .mapbase = 0xfffea000, |
| .flags = UPF_BOOT_AUTOCONF, |
| .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, |
| .scbrr_algo_id = SCBRR_ALGO_2, |
| .type = PORT_SCIF, |
| .irqs = { 196, 196, 196, 196 } |
| }; |
| |
| static struct platform_device scif4_device = { |
| .name = "sh-sci", |
| .id = 4, |
| .dev = { |
| .platform_data = &scif4_platform_data, |
| }, |
| }; |
| |
| static struct plat_sci_port scif5_platform_data = { |
| .mapbase = 0xfffea800, |
| .flags = UPF_BOOT_AUTOCONF, |
| .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, |
| .scbrr_algo_id = SCBRR_ALGO_2, |
| .type = PORT_SCIF, |
| .irqs = { 200, 200, 200, 200 } |
| }; |
| |
| static struct platform_device scif5_device = { |
| .name = "sh-sci", |
| .id = 5, |
| .dev = { |
| .platform_data = &scif5_platform_data, |
| }, |
| }; |
| |
| static struct plat_sci_port scif6_platform_data = { |
| .mapbase = 0xfffeb000, |
| .flags = UPF_BOOT_AUTOCONF, |
| .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, |
| .scbrr_algo_id = SCBRR_ALGO_2, |
| .type = PORT_SCIF, |
| .irqs = { 204, 204, 204, 204 } |
| }; |
| |
| static struct platform_device scif6_device = { |
| .name = "sh-sci", |
| .id = 6, |
| .dev = { |
| .platform_data = &scif6_platform_data, |
| }, |
| }; |
| |
| static struct plat_sci_port scif7_platform_data = { |
| .mapbase = 0xfffeb800, |
| .flags = UPF_BOOT_AUTOCONF, |
| .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, |
| .scbrr_algo_id = SCBRR_ALGO_2, |
| .type = PORT_SCIF, |
| .irqs = { 208, 208, 208, 208 } |
| }; |
| |
| static struct platform_device scif7_device = { |
| .name = "sh-sci", |
| .id = 7, |
| .dev = { |
| .platform_data = &scif7_platform_data, |
| }, |
| }; |
| |
| static struct resource rtc_resources[] = { |
| [0] = { |
| .start = 0xffff0800, |
| .end = 0xffff2000 + 0x58 - 1, |
| .flags = IORESOURCE_IO, |
| }, |
| [1] = { |
| /* Shared Period/Carry/Alarm IRQ */ |
| .start = 152, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct platform_device rtc_device = { |
| .name = "sh-rtc", |
| .id = -1, |
| .num_resources = ARRAY_SIZE(rtc_resources), |
| .resource = rtc_resources, |
| }; |
| |
| static struct sh_timer_config mtu2_0_platform_data = { |
| .channel_offset = -0x80, |
| .timer_bit = 0, |
| .clockevent_rating = 200, |
| }; |
| |
| static struct resource mtu2_0_resources[] = { |
| [0] = { |
| .start = 0xfffe4300, |
| .end = 0xfffe4326, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = 108, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct platform_device mtu2_0_device = { |
| .name = "sh_mtu2", |
| .id = 0, |
| .dev = { |
| .platform_data = &mtu2_0_platform_data, |
| }, |
| .resource = mtu2_0_resources, |
| .num_resources = ARRAY_SIZE(mtu2_0_resources), |
| }; |
| |
| static struct sh_timer_config mtu2_1_platform_data = { |
| .channel_offset = -0x100, |
| .timer_bit = 1, |
| .clockevent_rating = 200, |
| }; |
| |
| static struct resource mtu2_1_resources[] = { |
| [0] = { |
| .start = 0xfffe4380, |
| .end = 0xfffe4390, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = 116, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct platform_device mtu2_1_device = { |
| .name = "sh_mtu2", |
| .id = 1, |
| .dev = { |
| .platform_data = &mtu2_1_platform_data, |
| }, |
| .resource = mtu2_1_resources, |
| .num_resources = ARRAY_SIZE(mtu2_1_resources), |
| }; |
| |
| static struct sh_timer_config mtu2_2_platform_data = { |
| .channel_offset = 0x80, |
| .timer_bit = 2, |
| .clockevent_rating = 200, |
| }; |
| |
| static struct resource mtu2_2_resources[] = { |
| [0] = { |
| .start = 0xfffe4000, |
| .end = 0xfffe400a, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = 124, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct platform_device mtu2_2_device = { |
| .name = "sh_mtu2", |
| .id = 2, |
| .dev = { |
| .platform_data = &mtu2_2_platform_data, |
| }, |
| .resource = mtu2_2_resources, |
| .num_resources = ARRAY_SIZE(mtu2_2_resources), |
| }; |
| |
| static struct platform_device *sh7201_devices[] __initdata = { |
| &scif0_device, |
| &scif1_device, |
| &scif2_device, |
| &scif3_device, |
| &scif4_device, |
| &scif5_device, |
| &scif6_device, |
| &scif7_device, |
| &rtc_device, |
| &mtu2_0_device, |
| &mtu2_1_device, |
| &mtu2_2_device, |
| }; |
| |
| static int __init sh7201_devices_setup(void) |
| { |
| return platform_add_devices(sh7201_devices, |
| ARRAY_SIZE(sh7201_devices)); |
| } |
| arch_initcall(sh7201_devices_setup); |
| |
| void __init plat_irq_setup(void) |
| { |
| register_intc_controller(&intc_desc); |
| } |
| |
| static struct platform_device *sh7201_early_devices[] __initdata = { |
| &scif0_device, |
| &scif1_device, |
| &scif2_device, |
| &scif3_device, |
| &scif4_device, |
| &scif5_device, |
| &scif6_device, |
| &scif7_device, |
| &mtu2_0_device, |
| &mtu2_1_device, |
| &mtu2_2_device, |
| }; |
| |
| #define STBCR3 0xfffe0408 |
| |
| void __init plat_early_device_setup(void) |
| { |
| /* enable MTU2 clock */ |
| __raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3); |
| |
| early_platform_add_devices(sh7201_early_devices, |
| ARRAY_SIZE(sh7201_early_devices)); |
| } |