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linux_dsm_epyc7002/arch/arm/mach-shmobile/board-marzen.c
Kuninori Morimoto ac7c4ea037 ARM: shmobile: marzen: add USB OHCI driver support 
This patch supports CN21/CN22 USB 1.x (port 0/1/2),
and enable input event on defconfig

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
2012-11-08 17:52:04 +09:00

390 lines
9.0 KiB
C
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/*
* marzen board support
*
* Copyright (C) 2011 Renesas Solutions Corp.
* Copyright (C) 2011 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/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/gpio.h>
#include <linux/dma-mapping.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/sh_mobile_sdhi.h>
#include <linux/mfd/tmio.h>
#include <linux/usb/otg.h>
#include <linux/usb/ehci_pdriver.h>
#include <linux/usb/ohci_pdriver.h>
#include <linux/pm_runtime.h>
#include <mach/hardware.h>
#include <mach/r8a7779.h>
#include <mach/common.h>
#include <mach/irqs.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
#include <asm/traps.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"),
};
/* SMSC LAN89218 */
static struct resource smsc911x_resources[] = {
[0] = {
.start = 0x18000000, /* ExCS0 */
.end = 0x180000ff, /* A1->A7 */
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(28), /* 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_spi(104),
.flags = IORESOURCE_IRQ,
},
};
static struct sh_mobile_sdhi_info sdhi0_platform_data = {
.tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
.tmio_caps = 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),
};
/* USB PHY */
static struct resource usb_phy_resources[] = {
[0] = {
.start = 0xffe70000,
.end = 0xffe70900 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 0xfff70000,
.end = 0xfff70900 - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device usb_phy_device = {
.name = "rcar_usb_phy",
.resource = usb_phy_resources,
.num_resources = ARRAY_SIZE(usb_phy_resources),
};
static struct platform_device *marzen_devices[] __initdata = {
&eth_device,
&sdhi0_device,
&thermal_device,
&hspi_device,
&usb_phy_device,
};
/* USB */
static struct usb_phy *phy;
static int usb_power_on(struct platform_device *pdev)
{
if (!phy)
return -EIO;
pm_runtime_enable(&pdev->dev);
pm_runtime_get_sync(&pdev->dev);
usb_phy_init(phy);
return 0;
}
static void usb_power_off(struct platform_device *pdev)
{
if (!phy)
return;
usb_phy_shutdown(phy);
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
}
static struct usb_ehci_pdata ehcix_pdata = {
.power_on = usb_power_on,
.power_off = usb_power_off,
.power_suspend = usb_power_off,
};
static struct resource ehci0_resources[] = {
[0] = {
.start = 0xffe70000,
.end = 0xffe70400 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(44),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device ehci0_device = {
.name = "ehci-platform",
.id = 0,
.dev = {
.dma_mask = &ehci0_device.dev.coherent_dma_mask,
.coherent_dma_mask = 0xffffffff,
.platform_data = &ehcix_pdata,
},
.num_resources = ARRAY_SIZE(ehci0_resources),
.resource = ehci0_resources,
};
static struct resource ehci1_resources[] = {
[0] = {
.start = 0xfff70000,
.end = 0xfff70400 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(45),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device ehci1_device = {
.name = "ehci-platform",
.id = 1,
.dev = {
.dma_mask = &ehci1_device.dev.coherent_dma_mask,
.coherent_dma_mask = 0xffffffff,
.platform_data = &ehcix_pdata,
},
.num_resources = ARRAY_SIZE(ehci1_resources),
.resource = ehci1_resources,
};
static struct usb_ohci_pdata ohcix_pdata = {
.power_on = usb_power_on,
.power_off = usb_power_off,
.power_suspend = usb_power_off,
};
static struct resource ohci0_resources[] = {
[0] = {
.start = 0xffe70400,
.end = 0xffe70800 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(44),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device ohci0_device = {
.name = "ohci-platform",
.id = 0,
.dev = {
.dma_mask = &ohci0_device.dev.coherent_dma_mask,
.coherent_dma_mask = 0xffffffff,
.platform_data = &ohcix_pdata,
},
.num_resources = ARRAY_SIZE(ohci0_resources),
.resource = ohci0_resources,
};
static struct resource ohci1_resources[] = {
[0] = {
.start = 0xfff70400,
.end = 0xfff70800 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(45),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device ohci1_device = {
.name = "ohci-platform",
.id = 1,
.dev = {
.dma_mask = &ohci1_device.dev.coherent_dma_mask,
.coherent_dma_mask = 0xffffffff,
.platform_data = &ohcix_pdata,
},
.num_resources = ARRAY_SIZE(ohci1_resources),
.resource = ohci1_resources,
};
static struct platform_device *marzen_late_devices[] __initdata = {
&ehci0_device,
&ehci1_device,
&ohci0_device,
&ohci1_device,
};
void __init marzen_init_late(void)
{
/* get usb phy */
phy = usb_get_phy(USB_PHY_TYPE_USB2);
shmobile_init_late();
platform_add_devices(marzen_late_devices,
ARRAY_SIZE(marzen_late_devices));
}
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));
r8a7779_pinmux_init();
/* SCIF2 (CN18: DEBUG0) */
gpio_request(GPIO_FN_TX2_C, NULL);
gpio_request(GPIO_FN_RX2_C, NULL);
/* SCIF4 (CN19: DEBUG1) */
gpio_request(GPIO_FN_TX4, NULL);
gpio_request(GPIO_FN_RX4, NULL);
/* LAN89218 */
gpio_request(GPIO_FN_EX_CS0, NULL); /* nCS */
gpio_request(GPIO_FN_IRQ1_B, NULL); /* IRQ + PME */
/* SD0 (CN20) */
gpio_request(GPIO_FN_SD0_CLK, NULL);
gpio_request(GPIO_FN_SD0_CMD, NULL);
gpio_request(GPIO_FN_SD0_DAT0, NULL);
gpio_request(GPIO_FN_SD0_DAT1, NULL);
gpio_request(GPIO_FN_SD0_DAT2, NULL);
gpio_request(GPIO_FN_SD0_DAT3, NULL);
gpio_request(GPIO_FN_SD0_CD, NULL);
gpio_request(GPIO_FN_SD0_WP, NULL);
/* HSPI 0 */
gpio_request(GPIO_FN_HSPI_CLK0, NULL);
gpio_request(GPIO_FN_HSPI_CS0, NULL);
gpio_request(GPIO_FN_HSPI_TX0, NULL);
gpio_request(GPIO_FN_HSPI_RX0, NULL);
/* USB (CN21) */
gpio_request(GPIO_FN_USB_OVC0, NULL);
gpio_request(GPIO_FN_USB_OVC1, NULL);
gpio_request(GPIO_FN_USB_OVC2, NULL);
/* USB (CN22) */
gpio_request(GPIO_FN_USB_PENC2, NULL);
r8a7779_add_standard_devices();
platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
}
MACHINE_START(MARZEN, "marzen")
.smp = smp_ops(r8a7779_smp_ops),
.map_io = r8a7779_map_io,
.init_early = r8a7779_add_early_devices,
.nr_irqs = NR_IRQS_LEGACY,
.init_irq = r8a7779_init_irq,
.handle_irq = gic_handle_irq,
.init_machine = marzen_init,
.init_late = marzen_init_late,
.timer = &shmobile_timer,
MACHINE_END
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