diff options
Diffstat (limited to 'arch/arm/mach-shmobile/setup-r8a7779.c')
| -rw-r--r-- | arch/arm/mach-shmobile/setup-r8a7779.c | 185 |
1 files changed, 158 insertions, 27 deletions
diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c index c54ff9b29fe..b0b394842ea 100644 --- a/arch/arm/mach-shmobile/setup-r8a7779.c +++ b/arch/arm/mach-shmobile/setup-r8a7779.c @@ -1,8 +1,9 @@ /* * r8a7779 processor support * - * Copyright (C) 2011 Renesas Solutions Corp. + * Copyright (C) 2011, 2013 Renesas Solutions Corp. * Copyright (C) 2011 Magnus Damm + * Copyright (C) 2013 Cogent Embedded, Inc. * * 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 @@ -21,6 +22,8 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/irq.h> +#include <linux/of_platform.h> +#include <linux/platform_data/gpio-rcar.h> #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/input.h> @@ -28,6 +31,7 @@ #include <linux/serial_sci.h> #include <linux/sh_intc.h> #include <linux/sh_timer.h> +#include <linux/dma-mapping.h> #include <mach/hardware.h> #include <mach/irqs.h> #include <mach/r8a7779.h> @@ -66,11 +70,6 @@ static struct resource r8a7779_pfc_resources[] = { .end = 0xfffc023b, .flags = IORESOURCE_MEM, }, - [1] = { - .start = 0xffc40000, - .end = 0xffc46fff, - .flags = IORESOURCE_MEM, - } }; static struct platform_device r8a7779_pfc_device = { @@ -80,9 +79,59 @@ static struct platform_device r8a7779_pfc_device = { .num_resources = ARRAY_SIZE(r8a7779_pfc_resources), }; +#define R8A7779_GPIO(idx, npins) \ +static struct resource r8a7779_gpio##idx##_resources[] = { \ + [0] = { \ + .start = 0xffc40000 + 0x1000 * (idx), \ + .end = 0xffc4002b + 0x1000 * (idx), \ + .flags = IORESOURCE_MEM, \ + }, \ + [1] = { \ + .start = gic_iid(0xad + (idx)), \ + .flags = IORESOURCE_IRQ, \ + } \ +}; \ + \ +static struct gpio_rcar_config r8a7779_gpio##idx##_platform_data = { \ + .gpio_base = 32 * (idx), \ + .irq_base = 0, \ + .number_of_pins = npins, \ + .pctl_name = "pfc-r8a7779", \ +}; \ + \ +static struct platform_device r8a7779_gpio##idx##_device = { \ + .name = "gpio_rcar", \ + .id = idx, \ + .resource = r8a7779_gpio##idx##_resources, \ + .num_resources = ARRAY_SIZE(r8a7779_gpio##idx##_resources), \ + .dev = { \ + .platform_data = &r8a7779_gpio##idx##_platform_data, \ + }, \ +} + +R8A7779_GPIO(0, 32); +R8A7779_GPIO(1, 32); +R8A7779_GPIO(2, 32); +R8A7779_GPIO(3, 32); +R8A7779_GPIO(4, 32); +R8A7779_GPIO(5, 32); +R8A7779_GPIO(6, 9); + +static struct platform_device *r8a7779_pinctrl_devices[] __initdata = { + &r8a7779_pfc_device, + &r8a7779_gpio0_device, + &r8a7779_gpio1_device, + &r8a7779_gpio2_device, + &r8a7779_gpio3_device, + &r8a7779_gpio4_device, + &r8a7779_gpio5_device, + &r8a7779_gpio6_device, +}; + void __init r8a7779_pinmux_init(void) { - platform_device_register(&r8a7779_pfc_device); + platform_add_devices(r8a7779_pinctrl_devices, + ARRAY_SIZE(r8a7779_pinctrl_devices)); } static struct plat_sci_port scif0_platform_data = { @@ -91,7 +140,7 @@ static struct plat_sci_port scif0_platform_data = { .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(gic_spi(88)), + .irqs = SCIx_IRQ_MUXED(gic_iid(0x78)), }; static struct platform_device scif0_device = { @@ -108,7 +157,7 @@ static struct plat_sci_port scif1_platform_data = { .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(gic_spi(89)), + .irqs = SCIx_IRQ_MUXED(gic_iid(0x79)), }; static struct platform_device scif1_device = { @@ -125,7 +174,7 @@ static struct plat_sci_port scif2_platform_data = { .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(gic_spi(90)), + .irqs = SCIx_IRQ_MUXED(gic_iid(0x7a)), }; static struct platform_device scif2_device = { @@ -142,7 +191,7 @@ static struct plat_sci_port scif3_platform_data = { .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(gic_spi(91)), + .irqs = SCIx_IRQ_MUXED(gic_iid(0x7b)), }; static struct platform_device scif3_device = { @@ -159,7 +208,7 @@ static struct plat_sci_port scif4_platform_data = { .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(gic_spi(92)), + .irqs = SCIx_IRQ_MUXED(gic_iid(0x7c)), }; static struct platform_device scif4_device = { @@ -176,7 +225,7 @@ static struct plat_sci_port scif5_platform_data = { .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(gic_spi(93)), + .irqs = SCIx_IRQ_MUXED(gic_iid(0x7d)), }; static struct platform_device scif5_device = { @@ -203,7 +252,7 @@ static struct resource tmu00_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = gic_spi(32), + .start = gic_iid(0x40), .flags = IORESOURCE_IRQ, }, }; @@ -233,7 +282,7 @@ static struct resource tmu01_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = gic_spi(33), + .start = gic_iid(0x41), .flags = IORESOURCE_IRQ, }, }; @@ -255,7 +304,7 @@ static struct resource rcar_i2c0_res[] = { .end = 0xffc70fff, .flags = IORESOURCE_MEM, }, { - .start = gic_spi(79), + .start = gic_iid(0x6f), .flags = IORESOURCE_IRQ, }, }; @@ -273,7 +322,7 @@ static struct resource rcar_i2c1_res[] = { .end = 0xffc71fff, .flags = IORESOURCE_MEM, }, { - .start = gic_spi(82), + .start = gic_iid(0x72), .flags = IORESOURCE_IRQ, }, }; @@ -291,7 +340,7 @@ static struct resource rcar_i2c2_res[] = { .end = 0xffc72fff, .flags = IORESOURCE_MEM, }, { - .start = gic_spi(80), + .start = gic_iid(0x70), .flags = IORESOURCE_IRQ, }, }; @@ -309,7 +358,7 @@ static struct resource rcar_i2c3_res[] = { .end = 0xffc73fff, .flags = IORESOURCE_MEM, }, { - .start = gic_spi(81), + .start = gic_iid(0x71), .flags = IORESOURCE_IRQ, }, }; @@ -321,7 +370,43 @@ static struct platform_device i2c3_device = { .num_resources = ARRAY_SIZE(rcar_i2c3_res), }; -static struct platform_device *r8a7779_early_devices[] __initdata = { +static struct resource sata_resources[] = { + [0] = { + .name = "rcar-sata", + .start = 0xfc600000, + .end = 0xfc601fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gic_iid(0x84), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sata_device = { + .name = "sata_rcar", + .id = -1, + .resource = sata_resources, + .num_resources = ARRAY_SIZE(sata_resources), + .dev = { + .dma_mask = &sata_device.dev.coherent_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +/* Ether */ +static struct resource ether_resources[] = { + { + .start = 0xfde00000, + .end = 0xfde003ff, + .flags = IORESOURCE_MEM, + }, { + .start = gic_iid(0xb4), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device *r8a7779_devices_dt[] __initdata = { &scif0_device, &scif1_device, &scif2_device, @@ -330,13 +415,14 @@ static struct platform_device *r8a7779_early_devices[] __initdata = { &scif5_device, &tmu00_device, &tmu01_device, +}; + +static struct platform_device *r8a7779_late_devices[] __initdata = { &i2c0_device, &i2c1_device, &i2c2_device, &i2c3_device, -}; - -static struct platform_device *r8a7779_late_devices[] __initdata = { + &sata_device, }; void __init r8a7779_add_standard_devices(void) @@ -349,12 +435,20 @@ void __init r8a7779_add_standard_devices(void) r8a7779_init_pm_domains(); - platform_add_devices(r8a7779_early_devices, - ARRAY_SIZE(r8a7779_early_devices)); + platform_add_devices(r8a7779_devices_dt, + ARRAY_SIZE(r8a7779_devices_dt)); platform_add_devices(r8a7779_late_devices, ARRAY_SIZE(r8a7779_late_devices)); } +void __init r8a7779_add_ether_device(struct sh_eth_plat_data *pdata) +{ + platform_device_register_resndata(&platform_bus, "sh_eth", -1, + ether_resources, + ARRAY_SIZE(ether_resources), + pdata, sizeof(*pdata)); +} + /* do nothing for !CONFIG_SMP or !CONFIG_HAVE_TWD */ void __init __weak r8a7779_register_twd(void) { } @@ -367,8 +461,8 @@ void __init r8a7779_earlytimer_init(void) void __init r8a7779_add_early_devices(void) { - early_platform_add_devices(r8a7779_early_devices, - ARRAY_SIZE(r8a7779_early_devices)); + early_platform_add_devices(r8a7779_devices_dt, + ARRAY_SIZE(r8a7779_devices_dt)); /* Early serial console setup is not included here due to * memory map collisions. The SCIF serial ports in r8a7779 @@ -386,3 +480,40 @@ void __init r8a7779_add_early_devices(void) * command line in case of the marzen board. */ } + +#ifdef CONFIG_USE_OF +void __init r8a7779_init_delay(void) +{ + shmobile_setup_delay(1000, 2, 4); /* Cortex-A9 @ 1000MHz */ +} + +static const struct of_dev_auxdata r8a7779_auxdata_lookup[] __initconst = { + {}, +}; + +void __init r8a7779_add_standard_devices_dt(void) +{ + /* clocks are setup late during boot in the case of DT */ + r8a7779_clock_init(); + + platform_add_devices(r8a7779_devices_dt, + ARRAY_SIZE(r8a7779_devices_dt)); + of_platform_populate(NULL, of_default_bus_match_table, + r8a7779_auxdata_lookup, NULL); +} + +static const char *r8a7779_compat_dt[] __initdata = { + "renesas,r8a7779", + NULL, +}; + +DT_MACHINE_START(R8A7779_DT, "Generic R8A7779 (Flattened Device Tree)") + .map_io = r8a7779_map_io, + .init_early = r8a7779_init_delay, + .nr_irqs = NR_IRQS_LEGACY, + .init_irq = r8a7779_init_irq_dt, + .init_machine = r8a7779_add_standard_devices_dt, + .init_time = shmobile_timer_init, + .dt_compat = r8a7779_compat_dt, +MACHINE_END +#endif /* CONFIG_USE_OF */ |