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/*
* Genmai board support
*
* 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
* 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/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 = {
.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(NULL, "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(NULL, "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 = {
"renesas,genmai",
NULL,
};
DT_MACHINE_START(GENMAI_DT, "genmai")
.init_early = r7s72100_init_early,
.init_machine = genmai_add_standard_devices,
.dt_compat = genmai_boards_compat_dt,
MACHINE_END
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