diff options
Diffstat (limited to 'arch/arm/mach-shmobile/setup-r8a73a4.c')
| -rw-r--r-- | arch/arm/mach-shmobile/setup-r8a73a4.c | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/setup-r8a73a4.c b/arch/arm/mach-shmobile/setup-r8a73a4.c new file mode 100644 index 0000000..c5a75a7 --- /dev/null +++ b/arch/arm/mach-shmobile/setup-r8a73a4.c @@ -0,0 +1,202 @@ +/* + * r8a73a4 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/irqchip.h> +#include <linux/kernel.h> +#include <linux/of_platform.h> +#include <linux/platform_data/irq-renesas-irqc.h> +#include <linux/serial_sci.h> +#include <mach/common.h> +#include <mach/irqs.h> +#include <mach/r8a73a4.h> +#include <asm/mach/arch.h> + +static const struct resource pfc_resources[] = { + DEFINE_RES_MEM(0xe6050000, 0x9000), +}; + +void __init r8a73a4_pinmux_init(void) +{ + platform_device_register_simple("pfc-r8a73a4", -1, pfc_resources, + ARRAY_SIZE(pfc_resources)); +} + +#define SCIF_COMMON(scif_type, baseaddr, irq) \ + .type = scif_type, \ + .mapbase = baseaddr, \ + .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, \ + .scbrr_algo_id = SCBRR_ALGO_4, \ + .irqs = SCIx_IRQ_MUXED(irq) + +#define SCIFA_DATA(index, baseaddr, irq) \ +[index] = { \ + SCIF_COMMON(PORT_SCIFA, baseaddr, irq), \ + .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE0, \ +} + +#define SCIFB_DATA(index, baseaddr, irq) \ +[index] = { \ + SCIF_COMMON(PORT_SCIFB, baseaddr, irq), \ + .scscr = SCSCR_RE | SCSCR_TE, \ +} + +enum { SCIFA0, SCIFA1, SCIFB0, SCIFB1, SCIFB2, SCIFB3 }; + +static const struct plat_sci_port scif[] = { + SCIFA_DATA(SCIFA0, 0xe6c40000, gic_spi(144)), /* SCIFA0 */ + SCIFA_DATA(SCIFA1, 0xe6c50000, gic_spi(145)), /* SCIFA1 */ + SCIFB_DATA(SCIFB0, 0xe6c50000, gic_spi(145)), /* SCIFB0 */ + SCIFB_DATA(SCIFB1, 0xe6c30000, gic_spi(149)), /* SCIFB1 */ + SCIFB_DATA(SCIFB2, 0xe6ce0000, gic_spi(150)), /* SCIFB2 */ + SCIFB_DATA(SCIFB3, 0xe6cf0000, gic_spi(151)), /* SCIFB3 */ +}; + +static inline void r8a73a4_register_scif(int idx) +{ + platform_device_register_data(&platform_bus, "sh-sci", idx, &scif[idx], + sizeof(struct plat_sci_port)); +} + +static const struct renesas_irqc_config irqc0_data = { + .irq_base = irq_pin(0), /* IRQ0 -> IRQ31 */ +}; + +static const struct resource irqc0_resources[] = { + DEFINE_RES_MEM(0xe61c0000, 0x200), /* IRQC Event Detector Block_0 */ + DEFINE_RES_IRQ(gic_spi(0)), /* IRQ0 */ + DEFINE_RES_IRQ(gic_spi(1)), /* IRQ1 */ + DEFINE_RES_IRQ(gic_spi(2)), /* IRQ2 */ + DEFINE_RES_IRQ(gic_spi(3)), /* IRQ3 */ + DEFINE_RES_IRQ(gic_spi(4)), /* IRQ4 */ + DEFINE_RES_IRQ(gic_spi(5)), /* IRQ5 */ + DEFINE_RES_IRQ(gic_spi(6)), /* IRQ6 */ + DEFINE_RES_IRQ(gic_spi(7)), /* IRQ7 */ + DEFINE_RES_IRQ(gic_spi(8)), /* IRQ8 */ + DEFINE_RES_IRQ(gic_spi(9)), /* IRQ9 */ + DEFINE_RES_IRQ(gic_spi(10)), /* IRQ10 */ + DEFINE_RES_IRQ(gic_spi(11)), /* IRQ11 */ + DEFINE_RES_IRQ(gic_spi(12)), /* IRQ12 */ + DEFINE_RES_IRQ(gic_spi(13)), /* IRQ13 */ + DEFINE_RES_IRQ(gic_spi(14)), /* IRQ14 */ + DEFINE_RES_IRQ(gic_spi(15)), /* IRQ15 */ + DEFINE_RES_IRQ(gic_spi(16)), /* IRQ16 */ + DEFINE_RES_IRQ(gic_spi(17)), /* IRQ17 */ + DEFINE_RES_IRQ(gic_spi(18)), /* IRQ18 */ + DEFINE_RES_IRQ(gic_spi(19)), /* IRQ19 */ + DEFINE_RES_IRQ(gic_spi(20)), /* IRQ20 */ + DEFINE_RES_IRQ(gic_spi(21)), /* IRQ21 */ + DEFINE_RES_IRQ(gic_spi(22)), /* IRQ22 */ + DEFINE_RES_IRQ(gic_spi(23)), /* IRQ23 */ + DEFINE_RES_IRQ(gic_spi(24)), /* IRQ24 */ + DEFINE_RES_IRQ(gic_spi(25)), /* IRQ25 */ + DEFINE_RES_IRQ(gic_spi(26)), /* IRQ26 */ + DEFINE_RES_IRQ(gic_spi(27)), /* IRQ27 */ + DEFINE_RES_IRQ(gic_spi(28)), /* IRQ28 */ + DEFINE_RES_IRQ(gic_spi(29)), /* IRQ29 */ + DEFINE_RES_IRQ(gic_spi(30)), /* IRQ30 */ + DEFINE_RES_IRQ(gic_spi(31)), /* IRQ31 */ +}; + +static const struct renesas_irqc_config irqc1_data = { + .irq_base = irq_pin(32), /* IRQ32 -> IRQ57 */ +}; + +static const struct resource irqc1_resources[] = { + DEFINE_RES_MEM(0xe61c0200, 0x200), /* IRQC Event Detector Block_1 */ + DEFINE_RES_IRQ(gic_spi(32)), /* IRQ32 */ + DEFINE_RES_IRQ(gic_spi(33)), /* IRQ33 */ + DEFINE_RES_IRQ(gic_spi(34)), /* IRQ34 */ + DEFINE_RES_IRQ(gic_spi(35)), /* IRQ35 */ + DEFINE_RES_IRQ(gic_spi(36)), /* IRQ36 */ + DEFINE_RES_IRQ(gic_spi(37)), /* IRQ37 */ + DEFINE_RES_IRQ(gic_spi(38)), /* IRQ38 */ + DEFINE_RES_IRQ(gic_spi(39)), /* IRQ39 */ + DEFINE_RES_IRQ(gic_spi(40)), /* IRQ40 */ + DEFINE_RES_IRQ(gic_spi(41)), /* IRQ41 */ + DEFINE_RES_IRQ(gic_spi(42)), /* IRQ42 */ + DEFINE_RES_IRQ(gic_spi(43)), /* IRQ43 */ + DEFINE_RES_IRQ(gic_spi(44)), /* IRQ44 */ + DEFINE_RES_IRQ(gic_spi(45)), /* IRQ45 */ + DEFINE_RES_IRQ(gic_spi(46)), /* IRQ46 */ + DEFINE_RES_IRQ(gic_spi(47)), /* IRQ47 */ + DEFINE_RES_IRQ(gic_spi(48)), /* IRQ48 */ + DEFINE_RES_IRQ(gic_spi(49)), /* IRQ49 */ + DEFINE_RES_IRQ(gic_spi(50)), /* IRQ50 */ + DEFINE_RES_IRQ(gic_spi(51)), /* IRQ51 */ + DEFINE_RES_IRQ(gic_spi(52)), /* IRQ52 */ + DEFINE_RES_IRQ(gic_spi(53)), /* IRQ53 */ + DEFINE_RES_IRQ(gic_spi(54)), /* IRQ54 */ + DEFINE_RES_IRQ(gic_spi(55)), /* IRQ55 */ + DEFINE_RES_IRQ(gic_spi(56)), /* IRQ56 */ + DEFINE_RES_IRQ(gic_spi(57)), /* IRQ57 */ +}; + +#define r8a73a4_register_irqc(idx) \ + platform_device_register_resndata(&platform_bus, "renesas_irqc", \ + idx, irqc##idx##_resources, \ + ARRAY_SIZE(irqc##idx##_resources), \ + &irqc##idx##_data, \ + sizeof(struct renesas_irqc_config)) + +/* Thermal0 -> Thermal2 */ +static const struct resource thermal0_resources[] = { + DEFINE_RES_MEM(0xe61f0000, 0x14), + DEFINE_RES_MEM(0xe61f0100, 0x38), + DEFINE_RES_MEM(0xe61f0200, 0x38), + DEFINE_RES_MEM(0xe61f0300, 0x38), + DEFINE_RES_IRQ(gic_spi(69)), +}; + +#define r8a73a4_register_thermal() \ + platform_device_register_simple("rcar_thermal", -1, \ + thermal0_resources, \ + ARRAY_SIZE(thermal0_resources)) + +void __init r8a73a4_add_standard_devices(void) +{ + r8a73a4_register_scif(SCIFA0); + r8a73a4_register_scif(SCIFA1); + r8a73a4_register_scif(SCIFB0); + r8a73a4_register_scif(SCIFB1); + r8a73a4_register_scif(SCIFB2); + r8a73a4_register_scif(SCIFB3); + r8a73a4_register_irqc(0); + r8a73a4_register_irqc(1); + r8a73a4_register_thermal(); +} + +#ifdef CONFIG_USE_OF +void __init r8a73a4_add_standard_devices_dt(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); +} + +static const char *r8a73a4_boards_compat_dt[] __initdata = { + "renesas,r8a73a4", + NULL, +}; + +DT_MACHINE_START(R8A73A4_DT, "Generic R8A73A4 (Flattened Device Tree)") + .init_irq = irqchip_init, + .init_machine = r8a73a4_add_standard_devices_dt, + .init_time = shmobile_timer_init, + .dt_compat = r8a73a4_boards_compat_dt, +MACHINE_END +#endif /* CONFIG_USE_OF */ |