diff options
Diffstat (limited to 'arch/arm/mach-shmobile/setup-sh7372.c')
| -rw-r--r-- | arch/arm/mach-shmobile/setup-sh7372.c | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c new file mode 100644 index 00000000000..db972e61c07 --- /dev/null +++ b/arch/arm/mach-shmobile/setup-sh7372.c @@ -0,0 +1,241 @@ +/* + * sh7372 processor support + * + * Copyright (C) 2010 Magnus Damm + * Copyright (C) 2008 Yoshihiro Shimoda + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/platform_device.h> +#include <linux/delay.h> +#include <linux/input.h> +#include <linux/io.h> +#include <linux/serial_sci.h> +#include <linux/sh_intc.h> +#include <linux/sh_timer.h> +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> + +static struct plat_sci_port scif0_platform_data = { + .mapbase = 0xe6c40000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 80, 80, 80, 80 }, +}; + +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 = 0xe6c50000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 81, 81, 81, 81 }, +}; + +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 = 0xe6c60000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 82, 82, 82, 82 }, +}; + +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 = 0xe6c70000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 83, 83, 83, 83 }, +}; + +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 = 0xe6c80000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 89, 89, 89, 89 }, +}; + +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 = 0xe6cb0000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 90, 90, 90, 90 }, +}; + +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 = 0xe6c30000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 91, 91, 91, 91 }, +}; + +static struct platform_device scif6_device = { + .name = "sh-sci", + .id = 6, + .dev = { + .platform_data = &scif6_platform_data, + }, +}; + +static struct sh_timer_config cmt10_platform_data = { + .name = "CMT10", + .channel_offset = 0x10, + .timer_bit = 0, + .clk = "r_clk", + .clockevent_rating = 125, + .clocksource_rating = 125, +}; + +static struct resource cmt10_resources[] = { + [0] = { + .name = "CMT10", + .start = 0xe6138010, + .end = 0xe613801b, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 72, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device cmt10_device = { + .name = "sh_cmt", + .id = 10, + .dev = { + .platform_data = &cmt10_platform_data, + }, + .resource = cmt10_resources, + .num_resources = ARRAY_SIZE(cmt10_resources), +}; + +static struct platform_device *sh7372_early_devices[] __initdata = { + &scif0_device, + &scif1_device, + &scif2_device, + &scif3_device, + &scif4_device, + &scif5_device, + &scif6_device, + &cmt10_device, +}; + +void __init sh7372_add_standard_devices(void) +{ + platform_add_devices(sh7372_early_devices, + ARRAY_SIZE(sh7372_early_devices)); +} + +#define SMSTPCR3 0xe615013c +#define SMSTPCR3_CMT1 (1 << 29) + +void __init sh7372_add_early_devices(void) +{ + /* enable clock to CMT1 */ + __raw_writel(__raw_readl(SMSTPCR3) & ~SMSTPCR3_CMT1, SMSTPCR3); + + early_platform_add_devices(sh7372_early_devices, + ARRAY_SIZE(sh7372_early_devices)); +} + +enum { + UNUSED = 0, + + /* interrupt sources INTCA */ + + SCIFA0, SCIFA1, SCIFA2, SCIFA3, SCIFA4, SCIFA5, SCIFB, + CMT10, +}; + +static struct intc_vect vectors[] = { + INTC_VECT(CMT10, 0xb00), + INTC_VECT(SCIFA0, 0xc00), INTC_VECT(SCIFA1, 0xc20), + INTC_VECT(SCIFA2, 0xc40), INTC_VECT(SCIFA3, 0xc60), + INTC_VECT(SCIFA4, 0xd20), INTC_VECT(SCIFA5, 0xd40), + INTC_VECT(SCIFB, 0xd60), +}; + +static struct intc_mask_reg mask_registers[] = { + { 0xe6940094, 0xe69400d4, 8, /* IMR5A / IMCR5A */ + { 0, 0, 0, 0, SCIFA3, SCIFA2, SCIFA1, SCIFA0 } }, + { 0xe6940098, 0xe69400d8, 8, /* IMR6A / IMCR6A */ + { SCIFB, SCIFA5, SCIFA4, 0, 0, 0, 0, 0 } }, + { 0xe69400a4, 0xe69400e4, 8, /* IMR9A / IMCR9A */ + { 0, 0, 0, CMT10, 0, 0, 0, 0 } }, +}; + +static struct intc_prio_reg prio_registers[] = { + { 0xe6940014, 0, 16, 4, /* IPRFA */ { 0, 0, 0, CMT10 } }, + { 0xe6940018, 0, 16, 4, /* IPRGA */ { SCIFA0, SCIFA1, + SCIFA2, SCIFA3 } }, + { 0xe6940020, 0, 16, 4, /* IPRIA */ { 0, SCIFA4, 0, 0 } }, + { 0xe6940034, 0, 16, 4, /* IPRNA */ { SCIFB, SCIFA5, 0, 0 } }, +}; + +static DECLARE_INTC_DESC(intc_desc, "sh7372", vectors, NULL, mask_registers, + prio_registers, NULL); + +void __init sh7372_init_irq(void) +{ + register_intc_controller(&intc_desc); +} |