diff options
Diffstat (limited to 'arch/arm/mach-shmobile/board-genmai.c')
| -rw-r--r-- | arch/arm/mach-shmobile/board-genmai.c | 119 |
1 files changed, 118 insertions, 1 deletions
diff --git a/arch/arm/mach-shmobile/board-genmai.c b/arch/arm/mach-shmobile/board-genmai.c index 3e92e3c62d4..c94201ee859 100644 --- a/arch/arm/mach-shmobile/board-genmai.c +++ b/arch/arm/mach-shmobile/board-genmai.c @@ -1,8 +1,9 @@ /* * Genmai board support * - * Copyright (C) 2013 Renesas Solutions Corp. + * Copyright (C) 2013-2014 Renesas Solutions Corp. * Copyright (C) 2013 Magnus Damm + * Copyright (C) 2014 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 @@ -20,15 +21,131 @@ #include <linux/kernel.h> #include <linux/platform_device.h> +#include <linux/serial_sci.h> +#include <linux/sh_eth.h> +#include <linux/spi/rspi.h> +#include <linux/spi/spi.h> #include <mach/common.h> +#include <mach/irqs.h> #include <mach/r7s72100.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> +/* Ether */ +static const struct sh_eth_plat_data ether_pdata __initconst = { + .phy = 0x00, /* PD60610 */ + .edmac_endian = EDMAC_LITTLE_ENDIAN, + .phy_interface = PHY_INTERFACE_MODE_MII, + .no_ether_link = 1 +}; + +static const struct resource ether_resources[] __initconst = { + DEFINE_RES_MEM(0xe8203000, 0x800), + DEFINE_RES_MEM(0xe8204800, 0x200), + DEFINE_RES_IRQ(gic_iid(359)), +}; + +static const struct platform_device_info ether_info __initconst = { + .parent = &platform_bus, + .name = "r7s72100-ether", + .id = -1, + .res = ether_resources, + .num_res = ARRAY_SIZE(ether_resources), + .data = ðer_pdata, + .size_data = sizeof(ether_pdata), + .dma_mask = DMA_BIT_MASK(32), +}; + +/* RSPI */ +#define RSPI_RESOURCE(idx, baseaddr, irq) \ +static const struct resource rspi##idx##_resources[] __initconst = { \ + DEFINE_RES_MEM(baseaddr, 0x24), \ + DEFINE_RES_IRQ_NAMED(irq, "error"), \ + DEFINE_RES_IRQ_NAMED(irq + 1, "rx"), \ + DEFINE_RES_IRQ_NAMED(irq + 2, "tx"), \ +} + +RSPI_RESOURCE(0, 0xe800c800, gic_iid(270)); +RSPI_RESOURCE(1, 0xe800d000, gic_iid(273)); +RSPI_RESOURCE(2, 0xe800d800, gic_iid(276)); +RSPI_RESOURCE(3, 0xe800e000, gic_iid(279)); +RSPI_RESOURCE(4, 0xe800e800, gic_iid(282)); + +static const struct rspi_plat_data rspi_pdata __initconst = { + .num_chipselect = 1, +}; + +#define r7s72100_register_rspi(idx) \ + platform_device_register_resndata(&platform_bus, "rspi-rz", idx, \ + rspi##idx##_resources, \ + ARRAY_SIZE(rspi##idx##_resources), \ + &rspi_pdata, sizeof(rspi_pdata)) + +static const struct spi_board_info spi_info[] __initconst = { + { + .modalias = "wm8978", + .max_speed_hz = 5000000, + .bus_num = 4, + .chip_select = 0, + }, +}; + +/* SCIF */ +#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 void __init genmai_add_standard_devices(void) { r7s72100_clock_init(); r7s72100_add_dt_devices(); + + platform_device_register_full(ðer_info); + + r7s72100_register_rspi(0); + r7s72100_register_rspi(1); + r7s72100_register_rspi(2); + r7s72100_register_rspi(3); + r7s72100_register_rspi(4); + spi_register_board_info(spi_info, ARRAY_SIZE(spi_info)); + + 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); } static const char * const genmai_boards_compat_dt[] __initconst = { |