/*
* marzen board support
*
* 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
* 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.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/leds.h>
#include <linux/dma-mapping.h>
#include <linux/pinctrl/machine.h>
#include <linux/platform_data/camera-rcar.h>
#include <linux/platform_data/gpio-rcar.h>
#include <linux/platform_data/usb-rcar-phy.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/smsc911x.h>
#include <linux/spi/spi.h>
#include <linux/spi/sh_hspi.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mobile_sdhi.h>
#include <linux/mfd/tmio.h>
#include <media/soc_camera.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/traps.h>
#include "common.h"
#include "irqs.h"
#include "r8a7779.h"
/* Fixed 3.3V regulator to be used by SDHI0 */
static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
};
/* Dummy supplies, where voltage doesn't matter */
static struct regulator_consumer_supply dummy_supplies[] = {
REGULATOR_SUPPLY("vddvario", "smsc911x"),
REGULATOR_SUPPLY("vdd33a", "smsc911x"),
};
/* USB PHY */
static struct resource usb_phy_resources[] = {
[0] = {
.start = 0xffe70800,
.end = 0xffe70900 - 1,
.flags = IORESOURCE_MEM,
},
};
static struct rcar_phy_platform_data usb_phy_platform_data;
static struct platform_device usb_phy = {
.name = "rcar_usb_phy",
.id = -1,
.dev = {
.platform_data = &usb_phy_platform_data,
},
.resource = usb_phy_resources,
.num_resources = ARRAY_SIZE(usb_phy_resources),
};
/* SMSC LAN89218 */
static struct resource smsc911x_resources[] = {
[0] = {
.start = 0x18000000, /* ExCS0 */
.end = 0x180000ff, /* A1->A7 */
.flags = IORESOURCE_MEM,
},
[1] = {
.start = irq_pin(1), /* IRQ 1 */
.flags = IORESOURCE_IRQ,
},
};
static struct smsc911x_platform_config smsc911x_platdata = {
.flags = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
.phy_interface = PHY_INTERFACE_MODE_MII,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
};
static struct platform_device eth_device = {
.name = "smsc911x",
.id = -1,
.dev = {
.platform_data = &smsc911x_platdata,
},
.resource = smsc911x_resources,
.num_resources = ARRAY_SIZE(smsc911x_resources),
};
static struct resource sdhi0_resources[] = {
[0] = {
.name = "sdhi0",
.start = 0xffe4c000,
.end = 0xffe4c0ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_iid(0x88),
.flags = IORESOURCE_IRQ,
},
};
static struct tmio_mmc_data sdhi0_platform_data = {
.chan_priv_tx = (void *)HPBDMA_SLAVE_SDHI0_TX,
.chan_priv_rx = (void *)HPBDMA_SLAVE_SDHI0_RX,
.flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
.capabilities = MMC_CAP_SD_HIGHSPEED,
};
static struct platform_device sdhi0_device = {
.name = "sh_mobile_sdhi",
.num_resources = ARRAY_SIZE(sdhi0_resources),
.resource = sdhi0_resources,
.id = 0,
.dev = {
.platform_data = &sdhi0_platform_data,
}
};
/* Thermal */
static struct resource thermal_resources[] = {
[0] = {
.start = 0xFFC48000,
.end = 0xFFC48038 - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device thermal_device = {
.name = "rcar_thermal",
.resource = thermal_resources,
.num_resources = ARRAY_SIZE(thermal_resources),
};
/* HSPI */
static struct resource hspi_resources[] = {
[0] = {
.start = 0xFFFC7000,
.end = 0xFFFC7018 - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device hspi_device = {
.name = "sh-hspi",
.id = 0,
.resource = hspi_resources,
.num_resources = ARRAY_SIZE(hspi_resources),
};
/* LEDS */
static struct gpio_led marzen_leds[] = {
{
.name = "led2",
.gpio = RCAR_GP_PIN(4, 29),
.default_state = LEDS_GPIO_DEFSTATE_ON,
}, {
.name = "led3",
.gpio = RCAR_GP_PIN(4, 30),
.default_state = LEDS_GPIO_DEFSTATE_ON,
}, {
.name = "led4",
.gpio = RCAR_GP_PIN(4, 31),
.default_state = LEDS_GPIO_DEFSTATE_ON,
},
};
static struct gpio_led_platform_data marzen_leds_pdata = {
.leds = marzen_leds,
.num_leds = ARRAY_SIZE(marzen_leds),
};
static struct platform_device leds_device = {
.name = "leds-gpio",
.id = 0,
.dev = {
.platform_data = &marzen_leds_pdata,
},
};
/* VIN */
static struct rcar_vin_platform_data vin_platform_data __initdata = {
.flags = RCAR_VIN_BT656,
};
#define MARZEN_VIN(idx) \
static struct resource vin##idx##_resources[] __initdata = { \
DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000), \
DEFINE_RES_IRQ(gic_iid(0x5f + (idx))), \
}; \
\
static struct platform_device_info vin##idx##_info __initdata = { \
.name = "r8a7779-vin", \
.id = idx, \
.res = vin##idx##_resources, \
.num_res = ARRAY_SIZE(vin##idx##_resources), \
.dma_mask = DMA_BIT_MASK(32), \
.data = &vin_platform_data, \
.size_data = sizeof(vin_platform_data), \
}
MARZEN_VIN(1);
MARZEN_VIN(3);
#define MARZEN_CAMERA(idx) \
static struct i2c_board_info camera##idx##_info = { \
I2C_BOARD_INFO("adv7180", 0x20 + (idx)), \
}; \
\
static struct soc_camera_link iclink##idx##_adv7180 = { \
.bus_id = 1 + 2 * (idx), \
.i2c_adapter_id = 0, \
.board_info = &camera##idx##_info, \
}; \
\
static struct platform_device camera##idx##_device = { \
.name = "soc-camera-pdrv", \
.id = idx, \
.dev = { \
.platform_data = &iclink##idx##_adv7180, \
}, \
};
MARZEN_CAMERA(0);
MARZEN_CAMERA(1);
static struct platform_device *marzen_devices[] __initdata = {
ð_device,
&sdhi0_device,
&thermal_device,
&hspi_device,
&leds_device,
&usb_phy,
&camera0_device,
&camera1_device,
};
static const struct pinctrl_map marzen_pinctrl_map[] = {
/* DU (CN10: ARGB0, CN13: LVDS) */
PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
"du0_rgb888", "du0"),
PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
"du0_sync_1", "du0"),
PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
"du0_clk_out_0", "du0"),
PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
"du1_rgb666", "du1"),
PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
"du1_sync_1", "du1"),
PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
"du1_clk_out", "du1"),
/* HSPI0 */
PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
"hspi0", "hspi0"),
/* SCIF2 (CN18: DEBUG0) */
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779",
"scif2_data_c", "scif2"),
/* SCIF4 (CN19: DEBUG1) */
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779",
"scif4_data", "scif4"),
/* SDHI0 */
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
"sdhi0_data4", "sdhi0"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
"sdhi0_ctrl", "sdhi0"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
"sdhi0_cd", "sdhi0"),
/* SMSC */
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
"intc_irq1_b", "intc"),
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
"lbsc_ex_cs0", "lbsc"),
/* USB0 */
PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
"usb0", "usb0"),
/* USB1 */
PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
"usb1", "usb1"),
/* USB2 */
PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
"usb2", "usb2"),
/* VIN1 */
PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
"vin1_clk", "vin1"),
PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
"vin1_data8", "vin1"),
/* VIN3 */
PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
"vin3_clk", "vin3"),
PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
"vin3_data8", "vin3"),
};
static void __init marzen_init(void)
{
regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
regulator_register_fixed(1, dummy_supplies,
ARRAY_SIZE(dummy_supplies));
pinctrl_register_mappings(marzen_pinctrl_map,
ARRAY_SIZE(marzen_pinctrl_map));
r8a7779_pinmux_init();
r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */
r8a7779_add_standard_devices();
platform_device_register_full(&vin1_info);
platform_device_register_full(&vin3_info);
platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
}
static const char *marzen_boards_compat_dt[] __initdata = {
"renesas,marzen",
NULL,
};
DT_MACHINE_START(MARZEN, "marzen")
.smp = smp_ops(r8a7779_smp_ops),
.map_io = r8a7779_map_io,
.init_early = r8a7779_add_early_devices,
.init_irq = r8a7779_init_irq_dt,
.init_machine = marzen_init,
.init_late = r8a7779_init_late,
.dt_compat = marzen_boards_compat_dt,
.init_time = r8a7779_earlytimer_init,
MACHINE_END