/*
* armadillo 800 eva board support
*
* Copyright (C) 2012 Renesas Solutions Corp.
* Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
*
* 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/clk.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/kernel.h>
#include <linux/input.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/sh_eth.h>
#include <linux/videodev2.h>
#include <linux/usb/renesas_usbhs.h>
#include <linux/mfd/tmio.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/mmc/sh_mobile_sdhi.h>
#include <linux/i2c-gpio.h>
#include <mach/common.h>
#include <mach/irqs.h>
#include <mach/r8a7740.h>
#include <media/mt9t112.h>
#include <media/sh_mobile_ceu.h>
#include <media/soc_camera.h>
#include <asm/page.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <asm/hardware/cache-l2x0.h>
#include <video/sh_mobile_lcdc.h>
#include <video/sh_mobile_hdmi.h>
#include <sound/sh_fsi.h>
#include <sound/simple_card.h>
#include "sh-gpio.h"
/*
* CON1 Camera Module
* CON2 Extension Bus
* CON3 HDMI Output
* CON4 Composite Video Output
* CON5 H-UDI JTAG
* CON6 ARM JTAG
* CON7 SD1
* CON8 SD2
* CON9 RTC BackUp
* CON10 Monaural Mic Input
* CON11 Stereo Headphone Output
* CON12 Audio Line Output(L)
* CON13 Audio Line Output(R)
* CON14 AWL13 Module
* CON15 Extension
* CON16 LCD1
* CON17 LCD2
* CON19 Power Input
* CON20 USB1
* CON21 USB2
* CON22 Serial
* CON23 LAN
* CON24 USB3
* LED1 Camera LED(Yellow)
* LED2 Power LED (Green)
* ED3-LED6 User LED(Yellow)
* LED7 LAN link LED(Green)
* LED8 LAN activity LED(Yellow)
*/
/*
* DipSwitch
*
* SW1
*
* -12345678-+---------------+----------------------------
* 1 | boot | hermit
* 0 | boot | OS auto boot
* -12345678-+---------------+----------------------------
* 00 | boot device | eMMC
* 10 | boot device | SDHI0 (CON7)
* 01 | boot device | -
* 11 | boot device | Extension Buss (CS0)
* -12345678-+---------------+----------------------------
* 0 | Extension Bus | D8-D15 disable, eMMC enable
* 1 | Extension Bus | D8-D15 enable, eMMC disable
* -12345678-+---------------+----------------------------
* 0 | SDHI1 | COM8 disable, COM14 enable
* 1 | SDHI1 | COM8 enable, COM14 disable
* -12345678-+---------------+----------------------------
* 0 | USB0 | COM20 enable, COM24 disable
* 1 | USB0 | COM20 disable, COM24 enable
* -12345678-+---------------+----------------------------
* 00 | JTAG | SH-X2
* 10 | JTAG | ARM
* 01 | JTAG | -
* 11 | JTAG | Boundary Scan
*-----------+---------------+----------------------------
*/
/*
* FSI-WM8978
*
* this command is required when playback.
*
* # amixer set "Headphone" 50
*/
/*
* USB function
*
* When you use USB Function,
* set SW1.6 ON, and connect cable to CN24.
*
* USBF needs workaround on R8A7740 chip.
* These are a little bit complex.
* see
* usbhsf_power_ctrl()
*/
#define IRQ7 evt2irq(0x02e0)
#define USBCR1 IOMEM(0xe605810a)
#define USBH 0xC6700000
#define USBH_USBCTR 0x10834
struct usbhsf_private {
struct clk *phy;
struct clk *usb24;
struct clk *pci;
struct clk *func;
struct clk *host;
void __iomem *usbh_base;
struct renesas_usbhs_platform_info info;
};
#define usbhsf_get_priv(pdev) \
container_of(renesas_usbhs_get_info(pdev), \
struct usbhsf_private, info)
static int usbhsf_get_id(struct platform_device *pdev)
{
return USBHS_GADGET;
}
static void usbhsf_power_ctrl(struct platform_device *pdev,
void __iomem *base, int enable)
{
struct usbhsf_private *priv = usbhsf_get_priv(pdev);
/*
* Work around for USB Function.
* It needs USB host clock, and settings
*/
if (enable) {
/*
* enable all the related usb clocks
* for usb workaround
*/
clk_enable(priv->usb24