1281 lines
30 KiB
C
1281 lines
30 KiB
C
/*
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* armadillo 800 eva board support
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*
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* Copyright (C) 2012 Renesas Solutions Corp.
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* Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <linux/clk.h>
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#include <linux/delay.h>
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#include <linux/err.h>
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#include <linux/kernel.h>
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#include <linux/input.h>
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#include <linux/platform_data/st1232_pdata.h>
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#include <linux/irq.h>
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#include <linux/platform_device.h>
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#include <linux/gpio.h>
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#include <linux/gpio_keys.h>
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#include <linux/regulator/driver.h>
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#include <linux/pinctrl/machine.h>
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#include <linux/regulator/fixed.h>
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#include <linux/regulator/gpio-regulator.h>
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#include <linux/regulator/machine.h>
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#include <linux/sh_eth.h>
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#include <linux/videodev2.h>
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#include <linux/usb/renesas_usbhs.h>
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#include <linux/mfd/tmio.h>
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#include <linux/mmc/host.h>
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#include <linux/mmc/sh_mmcif.h>
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#include <linux/mmc/sh_mobile_sdhi.h>
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#include <linux/i2c-gpio.h>
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#include <linux/reboot.h>
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#include <mach/common.h>
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#include <mach/irqs.h>
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#include <mach/r8a7740.h>
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#include <media/mt9t112.h>
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#include <media/sh_mobile_ceu.h>
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#include <media/soc_camera.h>
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#include <asm/page.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/time.h>
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#include <asm/hardware/cache-l2x0.h>
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#include <video/sh_mobile_lcdc.h>
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#include <video/sh_mobile_hdmi.h>
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#include <sound/sh_fsi.h>
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#include <sound/simple_card.h>
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#include "sh-gpio.h"
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/*
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* CON1 Camera Module
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* CON2 Extension Bus
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* CON3 HDMI Output
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* CON4 Composite Video Output
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* CON5 H-UDI JTAG
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* CON6 ARM JTAG
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* CON7 SD1
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* CON8 SD2
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* CON9 RTC BackUp
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* CON10 Monaural Mic Input
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* CON11 Stereo Headphone Output
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* CON12 Audio Line Output(L)
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* CON13 Audio Line Output(R)
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* CON14 AWL13 Module
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* CON15 Extension
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* CON16 LCD1
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* CON17 LCD2
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* CON19 Power Input
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* CON20 USB1
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* CON21 USB2
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* CON22 Serial
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* CON23 LAN
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* CON24 USB3
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* LED1 Camera LED(Yellow)
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* LED2 Power LED (Green)
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* ED3-LED6 User LED(Yellow)
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* LED7 LAN link LED(Green)
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* LED8 LAN activity LED(Yellow)
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*/
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/*
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* DipSwitch
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*
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* SW1
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*
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* -12345678-+---------------+----------------------------
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* 1 | boot | hermit
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* 0 | boot | OS auto boot
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* -12345678-+---------------+----------------------------
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* 00 | boot device | eMMC
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* 10 | boot device | SDHI0 (CON7)
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* 01 | boot device | -
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* 11 | boot device | Extension Buss (CS0)
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* -12345678-+---------------+----------------------------
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* 0 | Extension Bus | D8-D15 disable, eMMC enable
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* 1 | Extension Bus | D8-D15 enable, eMMC disable
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* -12345678-+---------------+----------------------------
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* 0 | SDHI1 | COM8 disable, COM14 enable
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* 1 | SDHI1 | COM8 enable, COM14 disable
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* -12345678-+---------------+----------------------------
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* 0 | USB0 | COM20 enable, COM24 disable
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* 1 | USB0 | COM20 disable, COM24 enable
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* -12345678-+---------------+----------------------------
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* 00 | JTAG | SH-X2
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* 10 | JTAG | ARM
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* 01 | JTAG | -
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* 11 | JTAG | Boundary Scan
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*-----------+---------------+----------------------------
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*/
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/*
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* FSI-WM8978
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*
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* this command is required when playback.
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*
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* # amixer set "Headphone" 50
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*
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* this command is required when capture.
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*
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* # amixer set "Input PGA" 15
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* # amixer set "Left Input Mixer MicP" on
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* # amixer set "Left Input Mixer MicN" on
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* # amixer set "Right Input Mixer MicN" on
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* # amixer set "Right Input Mixer MicP" on
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*/
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/*
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* USB function
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*
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* When you use USB Function,
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* set SW1.6 ON, and connect cable to CN24.
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*
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* USBF needs workaround on R8A7740 chip.
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* These are a little bit complex.
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* see
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* usbhsf_power_ctrl()
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*/
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#define IRQ7 irq_pin(7)
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#define USBCR1 IOMEM(0xe605810a)
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#define USBH 0xC6700000
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#define USBH_USBCTR 0x10834
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struct usbhsf_private {
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struct clk *phy;
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struct clk *usb24;
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struct clk *pci;
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struct clk *func;
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struct clk *host;
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void __iomem *usbh_base;
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struct renesas_usbhs_platform_info info;
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};
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#define usbhsf_get_priv(pdev) \
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container_of(renesas_usbhs_get_info(pdev), \
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struct usbhsf_private, info)
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static int usbhsf_get_id(struct platform_device *pdev)
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{
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return USBHS_GADGET;
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}
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static int usbhsf_power_ctrl(struct platform_device *pdev,
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void __iomem *base, int enable)
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{
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struct usbhsf_private *priv = usbhsf_get_priv(pdev);
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/*
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* Work around for USB Function.
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* It needs USB host clock, and settings
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*/
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if (enable) {
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/*
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* enable all the related usb clocks
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* for usb workaround
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*/
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clk_enable(priv->usb24);
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clk_enable(priv->pci);
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clk_enable(priv->host);
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clk_enable(priv->func);
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clk_enable(priv->phy);
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/*
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* set USBCR1
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*
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* Port1 is driven by USB function,
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* Port2 is driven by USB HOST
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* One HOST (Port1 or Port2 is HOST)
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* USB PLL input clock = 24MHz
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*/
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__raw_writew(0xd750, USBCR1);
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mdelay(1);
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/*
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* start USB Host
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*/
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__raw_writel(0x0000000c, priv->usbh_base + USBH_USBCTR);
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__raw_writel(0x00000008, priv->usbh_base + USBH_USBCTR);
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mdelay(10);
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/*
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* USB PHY Power ON
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*/
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__raw_writew(0xd770, USBCR1);
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__raw_writew(0x4000, base + 0x102); /* USBF :: SUSPMODE */
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} else {
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__raw_writel(0x0000010f, priv->usbh_base + USBH_USBCTR);
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__raw_writew(0xd7c0, USBCR1); /* GPIO */
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clk_disable(priv->phy);
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clk_disable(priv->func); /* usb work around */
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clk_disable(priv->host); /* usb work around */
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clk_disable(priv->pci); /* usb work around */
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clk_disable(priv->usb24); /* usb work around */
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}
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return 0;
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}
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static int usbhsf_get_vbus(struct platform_device *pdev)
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{
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return gpio_get_value(209);
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}
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static irqreturn_t usbhsf_interrupt(int irq, void *data)
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{
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struct platform_device *pdev = data;
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renesas_usbhs_call_notify_hotplug(pdev);
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return IRQ_HANDLED;
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}
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static int usbhsf_hardware_exit(struct platform_device *pdev)
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{
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struct usbhsf_private *priv = usbhsf_get_priv(pdev);
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if (!IS_ERR(priv->phy))
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clk_put(priv->phy);
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if (!IS_ERR(priv->usb24))
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clk_put(priv->usb24);
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if (!IS_ERR(priv->pci))
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clk_put(priv->pci);
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if (!IS_ERR(priv->host))
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clk_put(priv->host);
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if (!IS_ERR(priv->func))
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clk_put(priv->func);
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if (priv->usbh_base)
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iounmap(priv->usbh_base);
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priv->phy = NULL;
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priv->usb24 = NULL;
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priv->pci = NULL;
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priv->host = NULL;
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priv->func = NULL;
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priv->usbh_base = NULL;
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free_irq(IRQ7, pdev);
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return 0;
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}
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static int usbhsf_hardware_init(struct platform_device *pdev)
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{
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struct usbhsf_private *priv = usbhsf_get_priv(pdev);
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int ret;
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priv->phy = clk_get(&pdev->dev, "phy");
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priv->usb24 = clk_get(&pdev->dev, "usb24");
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priv->pci = clk_get(&pdev->dev, "pci");
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priv->func = clk_get(&pdev->dev, "func");
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priv->host = clk_get(&pdev->dev, "host");
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priv->usbh_base = ioremap_nocache(USBH, 0x20000);
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if (IS_ERR(priv->phy) ||
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IS_ERR(priv->usb24) ||
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IS_ERR(priv->pci) ||
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IS_ERR(priv->host) ||
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IS_ERR(priv->func) ||
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!priv->usbh_base) {
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dev_err(&pdev->dev, "USB clock setting failed\n");
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usbhsf_hardware_exit(pdev);
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return -EIO;
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}
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ret = request_irq(IRQ7, usbhsf_interrupt, IRQF_TRIGGER_NONE,
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dev_name(&pdev->dev), pdev);
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if (ret) {
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dev_err(&pdev->dev, "request_irq err\n");
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return ret;
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}
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irq_set_irq_type(IRQ7, IRQ_TYPE_EDGE_BOTH);
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/* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
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clk_set_rate(priv->usb24,
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clk_get_rate(clk_get_parent(priv->usb24)));
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return 0;
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}
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static struct usbhsf_private usbhsf_private = {
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.info = {
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.platform_callback = {
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.get_id = usbhsf_get_id,
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.get_vbus = usbhsf_get_vbus,
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.hardware_init = usbhsf_hardware_init,
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.hardware_exit = usbhsf_hardware_exit,
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.power_ctrl = usbhsf_power_ctrl,
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},
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.driver_param = {
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.buswait_bwait = 5,
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.detection_delay = 5,
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.d0_rx_id = SHDMA_SLAVE_USBHS_RX,
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.d1_tx_id = SHDMA_SLAVE_USBHS_TX,
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},
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}
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};
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static struct resource usbhsf_resources[] = {
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{
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.name = "USBHS",
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.start = 0xe6890000,
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.end = 0xe6890104 - 1,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = gic_spi(51),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device usbhsf_device = {
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.name = "renesas_usbhs",
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.dev = {
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.platform_data = &usbhsf_private.info,
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},
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.id = -1,
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.num_resources = ARRAY_SIZE(usbhsf_resources),
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.resource = usbhsf_resources,
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};
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/* Ether */
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static struct sh_eth_plat_data sh_eth_platdata = {
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.phy = 0x00, /* LAN8710A */
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.edmac_endian = EDMAC_LITTLE_ENDIAN,
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.register_type = SH_ETH_REG_GIGABIT,
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.phy_interface = PHY_INTERFACE_MODE_MII,
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};
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static struct resource sh_eth_resources[] = {
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{
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.start = 0xe9a00000,
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.end = 0xe9a00800 - 1,
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.flags = IORESOURCE_MEM,
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}, {
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.start = 0xe9a01800,
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.end = 0xe9a02000 - 1,
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.flags = IORESOURCE_MEM,
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}, {
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.start = gic_spi(110),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device sh_eth_device = {
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.name = "r8a7740-gether",
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.id = -1,
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.dev = {
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.platform_data = &sh_eth_platdata,
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},
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.resource = sh_eth_resources,
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.num_resources = ARRAY_SIZE(sh_eth_resources),
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};
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/* LCDC */
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static struct fb_videomode lcdc0_mode = {
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.name = "AMPIER/AM-800480",
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.xres = 800,
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.yres = 480,
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.left_margin = 88,
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.right_margin = 40,
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.hsync_len = 128,
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.upper_margin = 20,
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.lower_margin = 5,
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.vsync_len = 5,
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.sync = 0,
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};
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static struct sh_mobile_lcdc_info lcdc0_info = {
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.clock_source = LCDC_CLK_BUS,
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.ch[0] = {
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.chan = LCDC_CHAN_MAINLCD,
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.fourcc = V4L2_PIX_FMT_RGB565,
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.interface_type = RGB24,
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.clock_divider = 5,
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.flags = 0,
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.lcd_modes = &lcdc0_mode,
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.num_modes = 1,
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.panel_cfg = {
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.width = 111,
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.height = 68,
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},
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},
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};
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static struct resource lcdc0_resources[] = {
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[0] = {
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.name = "LCD0",
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.start = 0xfe940000,
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.end = 0xfe943fff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(177),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device lcdc0_device = {
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.name = "sh_mobile_lcdc_fb",
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.num_resources = ARRAY_SIZE(lcdc0_resources),
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.resource = lcdc0_resources,
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.id = 0,
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.dev = {
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.platform_data = &lcdc0_info,
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.coherent_dma_mask = ~0,
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},
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};
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/*
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* LCDC1/HDMI
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*/
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static struct sh_mobile_hdmi_info hdmi_info = {
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.flags = HDMI_OUTPUT_PUSH_PULL |
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HDMI_OUTPUT_POLARITY_HI |
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HDMI_32BIT_REG |
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HDMI_HAS_HTOP1 |
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HDMI_SND_SRC_SPDIF,
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};
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static struct resource hdmi_resources[] = {
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[0] = {
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.name = "HDMI",
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.start = 0xe6be0000,
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.end = 0xe6be03ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(131),
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.name = "HDMI emma3pf",
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.start = 0xe6be4000,
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.end = 0xe6be43ff,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device hdmi_device = {
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.name = "sh-mobile-hdmi",
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.num_resources = ARRAY_SIZE(hdmi_resources),
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.resource = hdmi_resources,
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.id = -1,
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.dev = {
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.platform_data = &hdmi_info,
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},
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};
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static const struct fb_videomode lcdc1_mode = {
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.name = "HDMI 720p",
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.xres = 1280,
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.yres = 720,
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.pixclock = 13468,
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.left_margin = 220,
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.right_margin = 110,
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.hsync_len = 40,
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.upper_margin = 20,
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.lower_margin = 5,
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.vsync_len = 5,
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.refresh = 60,
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.sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
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};
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|
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static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
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.clock_source = LCDC_CLK_PERIPHERAL, /* HDMI clock */
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.ch[0] = {
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.chan = LCDC_CHAN_MAINLCD,
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.fourcc = V4L2_PIX_FMT_RGB565,
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.interface_type = RGB24,
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.clock_divider = 1,
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.flags = LCDC_FLAGS_DWPOL,
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.lcd_modes = &lcdc1_mode,
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.num_modes = 1,
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.tx_dev = &hdmi_device,
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.panel_cfg = {
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.width = 1280,
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.height = 720,
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},
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},
|
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};
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|
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static struct resource hdmi_lcdc_resources[] = {
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[0] = {
|
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.name = "LCDC1",
|
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.start = 0xfe944000,
|
|
.end = 0xfe948000 - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = gic_spi(178),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct platform_device hdmi_lcdc_device = {
|
|
.name = "sh_mobile_lcdc_fb",
|
|
.num_resources = ARRAY_SIZE(hdmi_lcdc_resources),
|
|
.resource = hdmi_lcdc_resources,
|
|
.id = 1,
|
|
.dev = {
|
|
.platform_data = &hdmi_lcdc_info,
|
|
.coherent_dma_mask = ~0,
|
|
},
|
|
};
|
|
|
|
/* GPIO KEY */
|
|
#define GPIO_KEY(c, g, d, ...) \
|
|
{ .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ }
|
|
|
|
static struct gpio_keys_button gpio_buttons[] = {
|
|
GPIO_KEY(KEY_POWER, 99, "SW3", .wakeup = 1),
|
|
GPIO_KEY(KEY_BACK, 100, "SW4"),
|
|
GPIO_KEY(KEY_MENU, 97, "SW5"),
|
|
GPIO_KEY(KEY_HOME, 98, "SW6"),
|
|
};
|
|
|
|
static struct gpio_keys_platform_data gpio_key_info = {
|
|
.buttons = gpio_buttons,
|
|
.nbuttons = ARRAY_SIZE(gpio_buttons),
|
|
};
|
|
|
|
static struct platform_device gpio_keys_device = {
|
|
.name = "gpio-keys",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &gpio_key_info,
|
|
},
|
|
};
|
|
|
|
/* Fixed 3.3V regulator to be used by SDHI1, MMCIF */
|
|
static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
|
|
REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
|
|
REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
|
|
};
|
|
|
|
/* Fixed 3.3V regulator to be used by SDHI0 */
|
|
static struct regulator_consumer_supply vcc_sdhi0_consumers[] = {
|
|
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
|
|
};
|
|
|
|
static struct regulator_init_data vcc_sdhi0_init_data = {
|
|
.constraints = {
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(vcc_sdhi0_consumers),
|
|
.consumer_supplies = vcc_sdhi0_consumers,
|
|
};
|
|
|
|
static struct fixed_voltage_config vcc_sdhi0_info = {
|
|
.supply_name = "SDHI0 Vcc",
|
|
.microvolts = 3300000,
|
|
.gpio = 75,
|
|
.enable_high = 1,
|
|
.init_data = &vcc_sdhi0_init_data,
|
|
};
|
|
|
|
static struct platform_device vcc_sdhi0 = {
|
|
.name = "reg-fixed-voltage",
|
|
.id = 1,
|
|
.dev = {
|
|
.platform_data = &vcc_sdhi0_info,
|
|
},
|
|
};
|
|
|
|
/* 1.8 / 3.3V SDHI0 VccQ regulator */
|
|
static struct regulator_consumer_supply vccq_sdhi0_consumers[] = {
|
|
REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
|
|
};
|
|
|
|
static struct regulator_init_data vccq_sdhi0_init_data = {
|
|
.constraints = {
|
|
.input_uV = 3300000,
|
|
.min_uV = 1800000,
|
|
.max_uV = 3300000,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
|
|
REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(vccq_sdhi0_consumers),
|
|
.consumer_supplies = vccq_sdhi0_consumers,
|
|
};
|
|
|
|
static struct gpio vccq_sdhi0_gpios[] = {
|
|
{17, GPIOF_OUT_INIT_LOW, "vccq-sdhi0" },
|
|
};
|
|
|
|
static struct gpio_regulator_state vccq_sdhi0_states[] = {
|
|
{ .value = 3300000, .gpios = (0 << 0) },
|
|
{ .value = 1800000, .gpios = (1 << 0) },
|
|
};
|
|
|
|
static struct gpio_regulator_config vccq_sdhi0_info = {
|
|
.supply_name = "vqmmc",
|
|
|
|
.enable_gpio = 74,
|
|
.enable_high = 1,
|
|
.enabled_at_boot = 0,
|
|
|
|
.gpios = vccq_sdhi0_gpios,
|
|
.nr_gpios = ARRAY_SIZE(vccq_sdhi0_gpios),
|
|
|
|
.states = vccq_sdhi0_states,
|
|
.nr_states = ARRAY_SIZE(vccq_sdhi0_states),
|
|
|
|
.type = REGULATOR_VOLTAGE,
|
|
.init_data = &vccq_sdhi0_init_data,
|
|
};
|
|
|
|
static struct platform_device vccq_sdhi0 = {
|
|
.name = "gpio-regulator",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &vccq_sdhi0_info,
|
|
},
|
|
};
|
|
|
|
/* Fixed 3.3V regulator to be used by SDHI1 */
|
|
static struct regulator_consumer_supply vcc_sdhi1_consumers[] = {
|
|
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
|
|
};
|
|
|
|
static struct regulator_init_data vcc_sdhi1_init_data = {
|
|
.constraints = {
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(vcc_sdhi1_consumers),
|
|
.consumer_supplies = vcc_sdhi1_consumers,
|
|
};
|
|
|
|
static struct fixed_voltage_config vcc_sdhi1_info = {
|
|
.supply_name = "SDHI1 Vcc",
|
|
.microvolts = 3300000,
|
|
.gpio = 16,
|
|
.enable_high = 1,
|
|
.init_data = &vcc_sdhi1_init_data,
|
|
};
|
|
|
|
static struct platform_device vcc_sdhi1 = {
|
|
.name = "reg-fixed-voltage",
|
|
.id = 2,
|
|
.dev = {
|
|
.platform_data = &vcc_sdhi1_info,
|
|
},
|
|
};
|
|
|
|
/* SDHI0 */
|
|
/*
|
|
* FIXME
|
|
*
|
|
* It use polling mode here, since
|
|
* CD (= Card Detect) pin is not connected to SDHI0_CD.
|
|
* We can use IRQ31 as card detect irq,
|
|
* but it needs chattering removal operation
|
|
*/
|
|
#define IRQ31 irq_pin(31)
|
|
static struct sh_mobile_sdhi_info sdhi0_info = {
|
|
.dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
|
|
.dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
|
|
.tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
|
|
MMC_CAP_POWER_OFF_CARD,
|
|
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_USE_GPIO_CD,
|
|
.cd_gpio = 167,
|
|
};
|
|
|
|
static struct resource sdhi0_resources[] = {
|
|
{
|
|
.name = "SDHI0",
|
|
.start = 0xe6850000,
|
|
.end = 0xe6850100 - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
/*
|
|
* no SH_MOBILE_SDHI_IRQ_CARD_DETECT here
|
|
*/
|
|
{
|
|
.name = SH_MOBILE_SDHI_IRQ_SDCARD,
|
|
.start = gic_spi(118),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
{
|
|
.name = SH_MOBILE_SDHI_IRQ_SDIO,
|
|
.start = gic_spi(119),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct platform_device sdhi0_device = {
|
|
.name = "sh_mobile_sdhi",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &sdhi0_info,
|
|
},
|
|
.num_resources = ARRAY_SIZE(sdhi0_resources),
|
|
.resource = sdhi0_resources,
|
|
};
|
|
|
|
/* SDHI1 */
|
|
static struct sh_mobile_sdhi_info sdhi1_info = {
|
|
.dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
|
|
.dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
|
|
.tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
|
|
MMC_CAP_POWER_OFF_CARD,
|
|
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_USE_GPIO_CD,
|
|
/* Port72 cannot generate IRQs, will be used in polling mode. */
|
|
.cd_gpio = 72,
|
|
};
|
|
|
|
static struct resource sdhi1_resources[] = {
|
|
[0] = {
|
|
.name = "SDHI1",
|
|
.start = 0xe6860000,
|
|
.end = 0xe6860100 - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = gic_spi(121),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
[2] = {
|
|
.start = gic_spi(122),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
[3] = {
|
|
.start = gic_spi(123),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct platform_device sdhi1_device = {
|
|
.name = "sh_mobile_sdhi",
|
|
.id = 1,
|
|
.dev = {
|
|
.platform_data = &sdhi1_info,
|
|
},
|
|
.num_resources = ARRAY_SIZE(sdhi1_resources),
|
|
.resource = sdhi1_resources,
|
|
};
|
|
|
|
static const struct pinctrl_map eva_sdhi1_pinctrl_map[] = {
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
|
|
"sdhi1_data4", "sdhi1"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
|
|
"sdhi1_ctrl", "sdhi1"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
|
|
"sdhi1_cd", "sdhi1"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
|
|
"sdhi1_wp", "sdhi1"),
|
|
};
|
|
|
|
/* MMCIF */
|
|
static struct sh_mmcif_plat_data sh_mmcif_plat = {
|
|
.sup_pclk = 0,
|
|
.caps = MMC_CAP_4_BIT_DATA |
|
|
MMC_CAP_8_BIT_DATA |
|
|
MMC_CAP_NONREMOVABLE,
|
|
};
|
|
|
|
static struct resource sh_mmcif_resources[] = {
|
|
[0] = {
|
|
.name = "MMCIF",
|
|
.start = 0xe6bd0000,
|
|
.end = 0xe6bd0100 - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
/* MMC ERR */
|
|
.start = gic_spi(56),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
[2] = {
|
|
/* MMC NOR */
|
|
.start = gic_spi(57),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct platform_device sh_mmcif_device = {
|
|
.name = "sh_mmcif",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &sh_mmcif_plat,
|
|
},
|
|
.num_resources = ARRAY_SIZE(sh_mmcif_resources),
|
|
.resource = sh_mmcif_resources,
|
|
};
|
|
|
|
/* Camera */
|
|
static int mt9t111_power(struct device *dev, int mode)
|
|
{
|
|
struct clk *mclk = clk_get(NULL, "video1");
|
|
|
|
if (IS_ERR(mclk)) {
|
|
dev_err(dev, "can't get video1 clock\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (mode) {
|
|
/* video1 (= CON1 camera) expect 24MHz */
|
|
clk_set_rate(mclk, clk_round_rate(mclk, 24000000));
|
|
clk_enable(mclk);
|
|
gpio_set_value(158, 1);
|
|
} else {
|
|
gpio_set_value(158, 0);
|
|
clk_disable(mclk);
|
|
}
|
|
|
|
clk_put(mclk);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct i2c_board_info i2c_camera_mt9t111 = {
|
|
I2C_BOARD_INFO("mt9t112", 0x3d),
|
|
};
|
|
|
|
static struct mt9t112_camera_info mt9t111_info = {
|
|
.divider = { 16, 0, 0, 7, 0, 10, 14, 7, 7 },
|
|
};
|
|
|
|
static struct soc_camera_link mt9t111_link = {
|
|
.i2c_adapter_id = 0,
|
|
.bus_id = 0,
|
|
.board_info = &i2c_camera_mt9t111,
|
|
.power = mt9t111_power,
|
|
.priv = &mt9t111_info,
|
|
};
|
|
|
|
static struct platform_device camera_device = {
|
|
.name = "soc-camera-pdrv",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &mt9t111_link,
|
|
},
|
|
};
|
|
|
|
/* CEU0 */
|
|
static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
|
|
.flags = SH_CEU_FLAG_LOWER_8BIT,
|
|
};
|
|
|
|
static struct resource ceu0_resources[] = {
|
|
[0] = {
|
|
.name = "CEU",
|
|
.start = 0xfe910000,
|
|
.end = 0xfe91009f,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = gic_spi(160),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
[2] = {
|
|
/* place holder for contiguous memory */
|
|
},
|
|
};
|
|
|
|
static struct platform_device ceu0_device = {
|
|
.name = "sh_mobile_ceu",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(ceu0_resources),
|
|
.resource = ceu0_resources,
|
|
.dev = {
|
|
.platform_data = &sh_mobile_ceu0_info,
|
|
.coherent_dma_mask = 0xffffffff,
|
|
},
|
|
};
|
|
|
|
/* FSI */
|
|
static struct sh_fsi_platform_info fsi_info = {
|
|
/* FSI-WM8978 */
|
|
.port_a = {
|
|
.tx_id = SHDMA_SLAVE_FSIA_TX,
|
|
},
|
|
/* FSI-HDMI */
|
|
.port_b = {
|
|
.flags = SH_FSI_FMT_SPDIF |
|
|
SH_FSI_ENABLE_STREAM_MODE |
|
|
SH_FSI_CLK_CPG,
|
|
.tx_id = SHDMA_SLAVE_FSIB_TX,
|
|
}
|
|
};
|
|
|
|
static struct resource fsi_resources[] = {
|
|
[0] = {
|
|
.name = "FSI",
|
|
.start = 0xfe1f0000,
|
|
.end = 0xfe1f8400 - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = gic_spi(9),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct platform_device fsi_device = {
|
|
.name = "sh_fsi2",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(fsi_resources),
|
|
.resource = fsi_resources,
|
|
.dev = {
|
|
.platform_data = &fsi_info,
|
|
},
|
|
};
|
|
|
|
/* FSI-WM8978 */
|
|
static struct asoc_simple_card_info fsi_wm8978_info = {
|
|
.name = "wm8978",
|
|
.card = "FSI2A-WM8978",
|
|
.codec = "wm8978.0-001a",
|
|
.platform = "sh_fsi2",
|
|
.daifmt = SND_SOC_DAIFMT_I2S,
|
|
.cpu_dai = {
|
|
.name = "fsia-dai",
|
|
.fmt = SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_IB_NF,
|
|
},
|
|
.codec_dai = {
|
|
.name = "wm8978-hifi",
|
|
.fmt = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF,
|
|
.sysclk = 12288000,
|
|
},
|
|
};
|
|
|
|
static struct platform_device fsi_wm8978_device = {
|
|
.name = "asoc-simple-card",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &fsi_wm8978_info,
|
|
},
|
|
};
|
|
|
|
/* FSI-HDMI */
|
|
static struct asoc_simple_card_info fsi2_hdmi_info = {
|
|
.name = "HDMI",
|
|
.card = "FSI2B-HDMI",
|
|
.codec = "sh-mobile-hdmi",
|
|
.platform = "sh_fsi2",
|
|
.cpu_dai = {
|
|
.name = "fsib-dai",
|
|
.fmt = SND_SOC_DAIFMT_CBM_CFM,
|
|
},
|
|
.codec_dai = {
|
|
.name = "sh_mobile_hdmi-hifi",
|
|
},
|
|
};
|
|
|
|
static struct platform_device fsi_hdmi_device = {
|
|
.name = "asoc-simple-card",
|
|
.id = 1,
|
|
.dev = {
|
|
.platform_data = &fsi2_hdmi_info,
|
|
},
|
|
};
|
|
|
|
/* RTC: RTC connects i2c-gpio. */
|
|
static struct i2c_gpio_platform_data i2c_gpio_data = {
|
|
.sda_pin = 208,
|
|
.scl_pin = 91,
|
|
.udelay = 5, /* 100 kHz */
|
|
};
|
|
|
|
static struct platform_device i2c_gpio_device = {
|
|
.name = "i2c-gpio",
|
|
.id = 2,
|
|
.dev = {
|
|
.platform_data = &i2c_gpio_data,
|
|
},
|
|
};
|
|
|
|
/* I2C */
|
|
static struct st1232_pdata st1232_i2c0_pdata = {
|
|
.reset_gpio = 166,
|
|
};
|
|
|
|
static struct i2c_board_info i2c0_devices[] = {
|
|
{
|
|
I2C_BOARD_INFO("st1232-ts", 0x55),
|
|
.irq = irq_pin(10),
|
|
.platform_data = &st1232_i2c0_pdata,
|
|
},
|
|
{
|
|
I2C_BOARD_INFO("wm8978", 0x1a),
|
|
},
|
|
};
|
|
|
|
static struct i2c_board_info i2c2_devices[] = {
|
|
{
|
|
I2C_BOARD_INFO("s35390a", 0x30),
|
|
.type = "s35390a",
|
|
},
|
|
};
|
|
|
|
/*
|
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* board devices
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*/
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static struct platform_device *eva_devices[] __initdata = {
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&lcdc0_device,
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&gpio_keys_device,
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&sh_eth_device,
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&vcc_sdhi0,
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&vccq_sdhi0,
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&sdhi0_device,
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&sh_mmcif_device,
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&hdmi_device,
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&hdmi_lcdc_device,
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&camera_device,
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&ceu0_device,
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&fsi_device,
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&fsi_wm8978_device,
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&fsi_hdmi_device,
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&i2c_gpio_device,
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};
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static const struct pinctrl_map eva_pinctrl_map[] = {
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/* CEU0 */
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-r8a7740",
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"ceu0_data_0_7", "ceu0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-r8a7740",
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"ceu0_clk_0", "ceu0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-r8a7740",
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"ceu0_sync", "ceu0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-r8a7740",
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"ceu0_field", "ceu0"),
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/* FSIA */
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PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-r8a7740",
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"fsia_sclk_in", "fsia"),
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PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-r8a7740",
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"fsia_mclk_out", "fsia"),
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PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-r8a7740",
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"fsia_data_in_1", "fsia"),
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PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-r8a7740",
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"fsia_data_out_0", "fsia"),
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/* FSIB */
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PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.1", "pfc-r8a7740",
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"fsib_mclk_in", "fsib"),
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/* GETHER */
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PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7740",
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"gether_mii", "gether"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7740",
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"gether_int", "gether"),
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/* HDMI */
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PIN_MAP_MUX_GROUP_DEFAULT("sh-mobile-hdmi", "pfc-r8a7740",
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"hdmi", "hdmi"),
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/* LCD0 */
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
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"lcd0_data24_0", "lcd0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
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"lcd0_lclk_1", "lcd0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
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"lcd0_sync", "lcd0"),
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/* MMCIF */
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a7740",
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"mmc0_data8_1", "mmc0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a7740",
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"mmc0_ctrl_1", "mmc0"),
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/* SCIFA1 */
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PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.1", "pfc-r8a7740",
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"scifa1_data", "scifa1"),
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/* SDHI0 */
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
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"sdhi0_data4", "sdhi0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
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"sdhi0_ctrl", "sdhi0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
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"sdhi0_wp", "sdhi0"),
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/* ST1232 */
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PIN_MAP_MUX_GROUP_DEFAULT("0-0055", "pfc-r8a7740",
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"intc_irq10", "intc"),
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/* USBHS */
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PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs", "pfc-r8a7740",
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"intc_irq7_1", "intc"),
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};
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static void __init eva_clock_init(void)
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{
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struct clk *system = clk_get(NULL, "system_clk");
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struct clk *xtal1 = clk_get(NULL, "extal1");
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struct clk *usb24s = clk_get(NULL, "usb24s");
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struct clk *fsibck = clk_get(NULL, "fsibck");
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if (IS_ERR(system) ||
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IS_ERR(xtal1) ||
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IS_ERR(usb24s) ||
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IS_ERR(fsibck)) {
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pr_err("armadillo800eva board clock init failed\n");
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goto clock_error;
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}
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/* armadillo 800 eva extal1 is 24MHz */
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clk_set_rate(xtal1, 24000000);
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/* usb24s use extal1 (= system) clock (= 24MHz) */
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clk_set_parent(usb24s, system);
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/* FSIBCK is 12.288MHz, and it is parent of FSI-B */
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clk_set_rate(fsibck, 12288000);
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clock_error:
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if (!IS_ERR(system))
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clk_put(system);
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if (!IS_ERR(xtal1))
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clk_put(xtal1);
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if (!IS_ERR(usb24s))
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clk_put(usb24s);
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if (!IS_ERR(fsibck))
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clk_put(fsibck);
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}
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/*
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* board init
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*/
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#define GPIO_PORT7CR IOMEM(0xe6050007)
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#define GPIO_PORT8CR IOMEM(0xe6050008)
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static void __init eva_init(void)
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{
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struct platform_device *usb = NULL;
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regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
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ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
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pinctrl_register_mappings(eva_pinctrl_map, ARRAY_SIZE(eva_pinctrl_map));
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r8a7740_pinmux_init();
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r8a7740_meram_workaround();
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/* LCDC0 */
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gpio_request_one(61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
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gpio_request_one(202, GPIOF_OUT_INIT_LOW, NULL); /* LCD0_LED_CONT */
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/* GETHER */
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gpio_request_one(18, GPIOF_OUT_INIT_HIGH, NULL); /* PHY_RST */
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/* USB */
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gpio_request_one(159, GPIOF_IN, NULL); /* USB_DEVICE_MODE */
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if (gpio_get_value(159)) {
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/* USB Host */
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} else {
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/* USB Func */
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/*
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* The USBHS interrupt handlers needs to read the IRQ pin value
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* (HI/LOW) to diffentiate USB connection and disconnection
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* events (usbhsf_get_vbus()). We thus need to select both the
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* intc_irq7_1 pin group and GPIO 209 here.
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*/
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gpio_request_one(209, GPIOF_IN, NULL);
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platform_device_register(&usbhsf_device);
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usb = &usbhsf_device;
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}
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/* CON1/CON15 Camera */
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gpio_request_one(173, GPIOF_OUT_INIT_LOW, NULL); /* STANDBY */
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gpio_request_one(172, GPIOF_OUT_INIT_HIGH, NULL); /* RST */
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/* see mt9t111_power() */
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gpio_request_one(158, GPIOF_OUT_INIT_LOW, NULL); /* CAM_PON */
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/* FSI-WM8978 */
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gpio_request(7, NULL);
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gpio_request(8, NULL);
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gpio_direction_none(GPIO_PORT7CR); /* FSIAOBT needs no direction */
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gpio_direction_none(GPIO_PORT8CR); /* FSIAOLR needs no direction */
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/*
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* CAUTION
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*
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* DBGMD/LCDC0/FSIA MUX
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* DBGMD_SELECT_B should be set after setting PFC Function.
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*/
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gpio_request_one(176, GPIOF_OUT_INIT_HIGH, NULL);
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/*
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* We can switch CON8/CON14 by SW1.5,
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* but it needs after DBGMD_SELECT_B
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*/
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gpio_request_one(6, GPIOF_IN, NULL);
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if (gpio_get_value(6)) {
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/* CON14 enable */
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} else {
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/* CON8 (SDHI1) enable */
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pinctrl_register_mappings(eva_sdhi1_pinctrl_map,
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ARRAY_SIZE(eva_sdhi1_pinctrl_map));
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platform_device_register(&vcc_sdhi1);
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platform_device_register(&sdhi1_device);
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}
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#ifdef CONFIG_CACHE_L2X0
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/* Early BRESP enable, Shared attribute override enable, 32K*8way */
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l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
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#endif
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i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
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i2c_register_board_info(2, i2c2_devices, ARRAY_SIZE(i2c2_devices));
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r8a7740_add_standard_devices();
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platform_add_devices(eva_devices,
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ARRAY_SIZE(eva_devices));
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rmobile_add_device_to_domain("A4LC", &lcdc0_device);
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rmobile_add_device_to_domain("A4LC", &hdmi_lcdc_device);
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if (usb)
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rmobile_add_device_to_domain("A3SP", usb);
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r8a7740_pm_init();
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}
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static void __init eva_earlytimer_init(void)
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{
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r8a7740_clock_init(MD_CK0 | MD_CK2);
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shmobile_earlytimer_init();
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/* the rate of extal1 clock must be set before late_time_init */
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eva_clock_init();
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}
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static void __init eva_add_early_devices(void)
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{
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r8a7740_add_early_devices();
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}
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#define RESCNT2 IOMEM(0xe6188020)
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static void eva_restart(enum reboot_mode mode, const char *cmd)
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{
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/* Do soft power on reset */
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writel((1 << 31), RESCNT2);
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}
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static const char *eva_boards_compat_dt[] __initdata = {
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"renesas,armadillo800eva",
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NULL,
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};
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DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
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.map_io = r8a7740_map_io,
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.init_early = eva_add_early_devices,
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.init_irq = r8a7740_init_irq,
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.init_machine = eva_init,
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.init_late = shmobile_init_late,
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.init_time = eva_earlytimer_init,
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.dt_compat = eva_boards_compat_dt,
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.restart = eva_restart,
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MACHINE_END
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