/* * r7s72100 processor support * * Copyright (C) 2013 Renesas Solutions Corp. * Copyright (C) 2013 Magnus Damm * * 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/irq.h> #include <linux/kernel.h> #include <linux/of_platform.h> #include <linux/serial_sci.h> #include <linux/sh_timer.h> #include <mach/common.h> #include <mach/irqs.h> #include <mach/r7s72100.h> #include <asm/mach/arch.h> #define R7S72100_SCIF(index, baseaddr, irq) \ static const struct plat_sci_port scif##index##_platform_data = { \ .type = PORT_SCIF, \ .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, \ .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, \ .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | \ SCSCR_REIE, \ }; \ \ static struct resource scif##index##_resources[] = { \ DEFINE_RES_MEM(baseaddr, 0x100), \ DEFINE_RES_IRQ(irq + 1), \ DEFINE_RES_IRQ(irq + 2), \ DEFINE_RES_IRQ(irq + 3), \ DEFINE_RES_IRQ(irq), \ } \ R7S72100_SCIF(0, 0xe8007000, gic_iid(221)); R7S72100_SCIF(1, 0xe8007800, gic_iid(225)); R7S72100_SCIF(2, 0xe8008000, gic_iid(229)); R7S72100_SCIF(3, 0xe8008800, gic_iid(233)); R7S72100_SCIF(4, 0xe8009000, gic_iid(237)); R7S72100_SCIF(5, 0xe8009800, gic_iid(241)); R7S72100_SCIF(6, 0xe800a000, gic_iid(245)); R7S72100_SCIF(7, 0xe800a800, gic_iid(249)); #define r7s72100_register_scif(index) \ platform_device_register_resndata(&platform_bus, "sh-sci", index, \ scif##index##_resources, \ ARRAY_SIZE(scif##index##_resources), \ &scif##index##_platform_data, \ sizeof(scif##index##_platform_data)) static struct sh_timer_config mtu2_0_platform_data __initdata = { .name = "MTU2_0", .timer_bit = 0, .channel_offset = -0x80, .clockevent_rating = 200, }; static struct resource mtu2_0_resources[] __initdata = { DEFINE_RES_MEM(0xfcff0300, 0x27), DEFINE_RES_IRQ(gic_iid(139)), /* MTU2 TGI0A */ }; #define r7s72100_register_mtu2(idx) \ platform_device_register_resndata(&platform_bus, "sh_mtu2", \ idx, mtu2_##idx##_resources, \ ARRAY_SIZE(mtu2_##idx##_resources), \ &mtu2_##idx##_platform_data, \ sizeof(struct sh_timer_config)) void __init r7s72100_add_dt_devices(void) { r7s72100_register_scif(0); r7s72100_register_scif(1); r7s72100_register_scif(2); r7s72100_register_scif(3); r7s72100_register_scif(4); r7s72100_register_scif(5); r7s72100_register_scif(6); r7s72100_register_scif(7); r7s72100_register_mtu2(0); } void __init r7s72100_init_early(void) { shmobile_setup_delay(400, 1, 3); /* Cortex-A9 @ 400MHz */ } #ifdef CONFIG_USE_OF static const char *r7s72100_boards_compat_dt[] __initdata = { "renesas,r7s72100", NULL, }; DT_MACHINE_START(R7S72100_DT, "Generic R7S72100 (Flattened Device Tree)") .init_early = r7s72100_init_early, .dt_compat = r7s72100_boards_compat_dt, MACHINE_END #endif /* CONFIG_USE_OF */