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677b5c48bd
linux-next/arch/arm/mach-shmobile/setup-r8a7779.c
Olof Johansson 677b5c48bd Second Round of Renesas ARM-based SoC updates for v3.11 
* Ether device name updates for r8a7778 and r8a7779 Sergei Shtylyov
 * Extended clock and driver coverage for r8a7778 by Goda-san and Morimoto-san
 * Extended clock and coverage for r8a73a4 and r8a7790 by  Guennadi Liakhovetski
 * HSCIF support for r8a7790 by Ulrich Hecht
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Merge tag 'renesas-soc2-for-v3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/soc

From Simon Horman:
Second Round of Renesas ARM-based SoC updates for v3.11

* Ether device name updates for r8a7778 and r8a7779 Sergei Shtylyov
* Extended clock and driver coverage for r8a7778 by Goda-san and Morimoto-san
* Extended clock and coverage for r8a73a4 and r8a7790 by  Guennadi Liakhovetski
* HSCIF support for r8a7790 by Ulrich Hecht

* tag 'renesas-soc2-for-v3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  ARM: shmobile: r8a7790: add clock definitions and aliases for MMCIF and SDHI
  ARM: shmobile: r8a73a4: add clock definitions and aliases for MMCIF and SDHI
  ARM: shmobile: r8a7778: add support MMC driver
  ARM: shmobile: r8a7778: add support HSPI driver
  ARM: shmobile: r8a7778: add support I2C driver
  ARM: shmobile: r8a7778: add support MMC clock
  ARM: shmobile: r8a7778: add support HSPI clock
  ARM: shmobile: r8a7778: add support I2C clock
  ARM: shmobile: r8a7790: HSCIF support
  ARM: shmobile: r8a7778: fix Ether device name
  ARM: shmobile: r8a7779: fix Ether device name

Signed-off-by: Olof Johansson <olof@lixom.net>

Conflicts:
	arch/arm/mach-shmobile/clock-r8a7778.c
	arch/arm/mach-shmobile/include/mach/r8a7778.h
2013-06-14 18:00:00 -07:00

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/*
* r8a7779 processor 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.
*
* 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/of_platform.h>
#include <linux/platform_data/gpio-rcar.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/input.h>
#include <linux/io.h>
#include <linux/serial_sci.h>
#include <linux/sh_intc.h>
#include <linux/sh_timer.h>
#include <linux/dma-mapping.h>
#include <linux/usb/otg.h>
#include <linux/usb/hcd.h>
#include <linux/usb/ehci_pdriver.h>
#include <linux/usb/ohci_pdriver.h>
#include <linux/pm_runtime.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
#include <mach/r8a7779.h>
#include <mach/common.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <asm/hardware/cache-l2x0.h>
static struct map_desc r8a7779_io_desc[] __initdata = {
/* 2M entity map for 0xf0000000 (MPCORE) */
{
.virtual = 0xf0000000,
.pfn = __phys_to_pfn(0xf0000000),
.length = SZ_2M,
.type = MT_DEVICE_NONSHARED
},
/* 16M entity map for 0xfexxxxxx (DMAC-S/HPBREG/INTC2/LRAM/DBSC) */
{
.virtual = 0xfe000000,
.pfn = __phys_to_pfn(0xfe000000),
.length = SZ_16M,
.type = MT_DEVICE_NONSHARED
},
};
void __init r8a7779_map_io(void)
{
iotable_init(r8a7779_io_desc, ARRAY_SIZE(r8a7779_io_desc));
}
static struct resource r8a7779_pfc_resources[] = {
DEFINE_RES_MEM(0xfffc0000, 0x023c),
};
static struct platform_device r8a7779_pfc_device = {
.name = "pfc-r8a7779",
.id = -1,
.resource = r8a7779_pfc_resources,
.num_resources = ARRAY_SIZE(r8a7779_pfc_resources),
};
#define R8A7779_GPIO(idx, npins) \
static struct resource r8a7779_gpio##idx##_resources[] = { \
DEFINE_RES_MEM(0xffc40000 + (0x1000 * (idx)), 0x002c), \
DEFINE_RES_IRQ(gic_iid(0xad + (idx))), \
}; \
\
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_add_devices(r8a7779_pinctrl_devices,
ARRAY_SIZE(r8a7779_pinctrl_devices));
}
static struct plat_sci_port scif0_platform_data = {
.mapbase = 0xffe40000,
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
.scbrr_algo_id = SCBRR_ALGO_2,
.type = PORT_SCIF,
.irqs = SCIx_IRQ_MUXED(gic_iid(0x78)),
};
static struct platform_device scif0_device = {
.name = "sh-sci",
.id = 0,
.dev = {
.platform_data = &scif0_platform_data,
},
};
static struct plat_sci_port scif1_platform_data = {
.mapbase = 0xffe41000,
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
.scbrr_algo_id = SCBRR_ALGO_2,
.type = PORT_SCIF,
.irqs = SCIx_IRQ_MUXED(gic_iid(0x79)),
};
static struct platform_device scif1_device = {
.name = "sh-sci",
.id = 1,
.dev = {
.platform_data = &scif1_platform_data,
},
};
static struct plat_sci_port scif2_platform_data = {
.mapbase = 0xffe42000,
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
.scbrr_algo_id = SCBRR_ALGO_2,
.type = PORT_SCIF,
.irqs = SCIx_IRQ_MUXED(gic_iid(0x7a)),
};
static struct platform_device scif2_device = {
.name = "sh-sci",
.id = 2,
.dev = {
.platform_data = &scif2_platform_data,
},
};
static struct plat_sci_port scif3_platform_data = {
.mapbase = 0xffe43000,
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
.scbrr_algo_id = SCBRR_ALGO_2,
.type = PORT_SCIF,
.irqs = SCIx_IRQ_MUXED(gic_iid(0x7b)),
};
static struct platform_device scif3_device = {
.name = "sh-sci",
.id = 3,
.dev = {
.platform_data = &scif3_platform_data,
},
};
static struct plat_sci_port scif4_platform_data = {
.mapbase = 0xffe44000,
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
.scbrr_algo_id = SCBRR_ALGO_2,
.type = PORT_SCIF,
.irqs = SCIx_IRQ_MUXED(gic_iid(0x7c)),
};
static struct platform_device scif4_device = {
.name = "sh-sci",
.id = 4,
.dev = {
.platform_data = &scif4_platform_data,
},
};
static struct plat_sci_port scif5_platform_data = {
.mapbase = 0xffe45000,
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
.scbrr_algo_id = SCBRR_ALGO_2,
.type = PORT_SCIF,
.irqs = SCIx_IRQ_MUXED(gic_iid(0x7d)),
};
static struct platform_device scif5_device = {
.name = "sh-sci",
.id = 5,
.dev = {
.platform_data = &scif5_platform_data,
},
};
/* TMU */
static struct sh_timer_config tmu00_platform_data = {
.name = "TMU00",
.channel_offset = 0x4,
.timer_bit = 0,
.clockevent_rating = 200,
};
static struct resource tmu00_resources[] = {
[0] = {
.name = "TMU00",
.start = 0xffd80008,
.end = 0xffd80013,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_iid(0x40),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device tmu00_device = {
.name = "sh_tmu",
.id = 0,
.dev = {
.platform_data = &tmu00_platform_data,
},
.resource = tmu00_resources,
.num_resources = ARRAY_SIZE(tmu00_resources),
};
static struct sh_timer_config tmu01_platform_data = {
.name = "TMU01",
.channel_offset = 0x10,
.timer_bit = 1,
.clocksource_rating = 200,
};
static struct resource tmu01_resources[] = {
[0] = {
.name = "TMU01",
.start = 0xffd80014,
.end = 0xffd8001f,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_iid(0x41),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device tmu01_device = {
.name = "sh_tmu",
.id = 1,
.dev = {
.platform_data = &tmu01_platform_data,
},
.resource = tmu01_resources,
.num_resources = ARRAY_SIZE(tmu01_resources),
};
/* I2C */
static struct resource rcar_i2c0_res[] = {
{
.start = 0xffc70000,
.end = 0xffc70fff,
.flags = IORESOURCE_MEM,
}, {
.start = gic_iid(0x6f),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device i2c0_device = {
.name = "i2c-rcar",
.id = 0,
.resource = rcar_i2c0_res,
.num_resources = ARRAY_SIZE(rcar_i2c0_res),
};
static struct resource rcar_i2c1_res[] = {
{
.start = 0xffc71000,
.end = 0xffc71fff,
.flags = IORESOURCE_MEM,
}, {
.start = gic_iid(0x72),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device i2c1_device = {
.name = "i2c-rcar",
.id = 1,
.resource = rcar_i2c1_res,
.num_resources = ARRAY_SIZE(rcar_i2c1_res),
};
static struct resource rcar_i2c2_res[] = {
{
.start = 0xffc72000,
.end = 0xffc72fff,
.flags = IORESOURCE_MEM,
}, {
.start = gic_iid(0x70),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device i2c2_device = {
.name = "i2c-rcar",
.id = 2,
.resource = rcar_i2c2_res,
.num_resources = ARRAY_SIZE(rcar_i2c2_res),
};
static struct resource rcar_i2c3_res[] = {
{
.start = 0xffc73000,
.end = 0xffc73fff,
.flags = IORESOURCE_MEM,
}, {
.start = gic_iid(0x71),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device i2c3_device = {
.name = "i2c-rcar",
.id = 3,
.resource = rcar_i2c3_res,
.num_resources = ARRAY_SIZE(rcar_i2c3_res),
};
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),
},
};
/* USB PHY */
static struct resource usb_phy_resources[] __initdata = {
[0] = {
.start = 0xffe70800,
.end = 0xffe70900 - 1,
.flags = IORESOURCE_MEM,
},
};
/* USB */
static struct usb_phy *phy;
static int usb_power_on(struct platform_device *pdev)
{
if (IS_ERR(phy))
return PTR_ERR(phy);
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 (IS_ERR(phy))
return;
usb_phy_shutdown(phy);
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
}
static int ehci_init_internal_buffer(struct usb_hcd *hcd)
{
/*
* Below are recommended values from the datasheet;
* see [USB :: Setting of EHCI Internal Buffer].
*/
/* EHCI IP internal buffer setting */
iowrite32(0x00ff0040, hcd->regs + 0x0094);
/* EHCI IP internal buffer enable */
iowrite32(0x00000001, hcd->regs + 0x009C);
return 0;
}
static struct usb_ehci_pdata ehcix_pdata = {
.power_on = usb_power_on,
.power_off = usb_power_off,
.power_suspend = usb_power_off,
.pre_setup = ehci_init_internal_buffer,
};
static struct resource ehci0_resources[] = {
[0] = {
.start = 0xffe70000,
.end = 0xffe70400 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_iid(0x4c),
.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_iid(0x4d),
.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_iid(0x4c),
.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_iid(0x4d),
.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,
};
/* 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,
&scif3_device,
&scif4_device,
&scif5_device,
&tmu00_device,
&tmu01_device,
};
static struct platform_device *r8a7779_standard_devices[] __initdata = {
&i2c0_device,
&i2c1_device,
&i2c2_device,
&i2c3_device,
&sata_device,
};
void __init r8a7779_add_standard_devices(void)
{
#ifdef CONFIG_CACHE_L2X0
/* Early BRESP enable, Shared attribute override enable, 64K*16way */
l2x0_init(IOMEM(0xf0100000), 0x40470000, 0x82000fff);
#endif
r8a7779_pm_init();
r8a7779_init_pm_domains();
platform_add_devices(r8a7779_devices_dt,
ARRAY_SIZE(r8a7779_devices_dt));
platform_add_devices(r8a7779_standard_devices,
ARRAY_SIZE(r8a7779_standard_devices));
}
void __init r8a7779_add_ether_device(struct sh_eth_plat_data *pdata)
{
platform_device_register_resndata(&platform_bus, "r8a777x-ether", -1,
ether_resources,
ARRAY_SIZE(ether_resources),
pdata, sizeof(*pdata));
}
void __init r8a7779_add_usb_phy_device(struct rcar_phy_platform_data *pdata)
{
platform_device_register_resndata(&platform_bus, "rcar_usb_phy", -1,
usb_phy_resources,
ARRAY_SIZE(usb_phy_resources),
pdata, sizeof(*pdata));
}
/* do nothing for !CONFIG_SMP or !CONFIG_HAVE_TWD */
void __init __weak r8a7779_register_twd(void) { }
void __init r8a7779_earlytimer_init(void)
{
r8a7779_clock_init();
shmobile_earlytimer_init();
r8a7779_register_twd();
}
void __init r8a7779_add_early_devices(void)
{
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
* are difficult to entity map 1:1 due to collision with the
* virtual memory range used by the coherent DMA code on ARM.
*
* Anyone wanting to debug early can remove UPF_IOREMAP from
* the sh-sci serial console platform data, adjust mapbase
* to a static M:N virt:phys mapping that needs to be added to
* the mappings passed with iotable_init() above.
*
* Then add a call to shmobile_setup_console() from this function.
*
* As a final step pass earlyprint=sh-sci.2,115200 on the kernel
* command line in case of the marzen board.
*/
}
static struct platform_device *r8a7779_late_devices[] __initdata = {
&ehci0_device,
&ehci1_device,
&ohci0_device,
&ohci1_device,
};
void __init r8a7779_init_late(void)
{
/* get USB PHY */
phy = usb_get_phy(USB_PHY_TYPE_USB2);
shmobile_init_late();
platform_add_devices(r8a7779_late_devices,
ARRAY_SIZE(r8a7779_late_devices));
}
#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,
.init_late = r8a7779_init_late,
.dt_compat = r8a7779_compat_dt,
MACHINE_END
#endif /* CONFIG_USE_OF */
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