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linux/arch/arm/mach-shmobile/board-armadillo800eva.c
Hideki EIRAKU 2f27c40656 ARM: shmobile: armadillo800eva: set clock rates before timer init 
Previously clock rates were set after initialization of timer.
Therefore the timer used the default extal1 clock rate (25MHz)
instead of the correct rate for this board (24MHz).

Signed-off-by: Hideki EIRAKU <hdk@igel.co.jp>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2013-01-30 13:24:07 +09:00

1218 lines
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/*
* 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
*
* this command is required when capture.
*
* # amixer set "Input PGA" 15
* # amixer set "Left Input Mixer MicP" on
* # amixer set "Left Input Mixer MicN" on
* # amixer set "Right Input Mixer MicN" on
* # amixer set "Right Input Mixer MicP" on
*/
/*
* 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);
clk_enable(priv->pci);
clk_enable(priv->host);
clk_enable(priv->func);
clk_enable(priv->phy);
/*
* set USBCR1
*
* Port1 is driven by USB function,
* Port2 is driven by USB HOST
* One HOST (Port1 or Port2 is HOST)
* USB PLL input clock = 24MHz
*/
__raw_writew(0xd750, USBCR1);
mdelay(1);
/*
* start USB Host
*/
__raw_writel(0x0000000c, priv->usbh_base + USBH_USBCTR);
__raw_writel(0x00000008, priv->usbh_base + USBH_USBCTR);
mdelay(10);
/*
* USB PHY Power ON
*/
__raw_writew(0xd770, USBCR1);
__raw_writew(0x4000, base + 0x102); /* USBF :: SUSPMODE */
} else {
__raw_writel(0x0000010f, priv->usbh_base + USBH_USBCTR);
__raw_writew(0xd7c0, USBCR1); /* GPIO */
clk_disable(priv->phy);
clk_disable(priv->func); /* usb work around */
clk_disable(priv->host); /* usb work around */
clk_disable(priv->pci); /* usb work around */
clk_disable(priv->usb24); /* usb work around */
}
}
static int usbhsf_get_vbus(struct platform_device *pdev)
{
return gpio_get_value(GPIO_PORT209);
}
static irqreturn_t usbhsf_interrupt(int irq, void *data)
{
struct platform_device *pdev = data;
renesas_usbhs_call_notify_hotplug(pdev);
return IRQ_HANDLED;
}
static void usbhsf_hardware_exit(struct platform_device *pdev)
{
struct usbhsf_private *priv = usbhsf_get_priv(pdev);
if (!IS_ERR(priv->phy))
clk_put(priv->phy);
if (!IS_ERR(priv->usb24))
clk_put(priv->usb24);
if (!IS_ERR(priv->pci))
clk_put(priv->pci);
if (!IS_ERR(priv->host))
clk_put(priv->host);
if (!IS_ERR(priv->func))
clk_put(priv->func);
if (priv->usbh_base)
iounmap(priv->usbh_base);
priv->phy = NULL;
priv->usb24 = NULL;
priv->pci = NULL;
priv->host = NULL;
priv->func = NULL;
priv->usbh_base = NULL;
free_irq(IRQ7, pdev);
}
static int usbhsf_hardware_init(struct platform_device *pdev)
{
struct usbhsf_private *priv = usbhsf_get_priv(pdev);
int ret;
priv->phy = clk_get(&pdev->dev, "phy");
priv->usb24 = clk_get(&pdev->dev, "usb24");
priv->pci = clk_get(&pdev->dev, "pci");
priv->func = clk_get(&pdev->dev, "func");
priv->host = clk_get(&pdev->dev, "host");
priv->usbh_base = ioremap_nocache(USBH, 0x20000);
if (IS_ERR(priv->phy) ||
IS_ERR(priv->usb24) ||
IS_ERR(priv->pci) ||
IS_ERR(priv->host) ||
IS_ERR(priv->func) ||
!priv->usbh_base) {
dev_err(&pdev->dev, "USB clock setting failed\n");
usbhsf_hardware_exit(pdev);
return -EIO;
}
ret = request_irq(IRQ7, usbhsf_interrupt, IRQF_TRIGGER_NONE,
dev_name(&pdev->dev), pdev);
if (ret) {
dev_err(&pdev->dev, "request_irq err\n");
return ret;
}
irq_set_irq_type(IRQ7, IRQ_TYPE_EDGE_BOTH);
/* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
clk_set_rate(priv->usb24,
clk_get_rate(clk_get_parent(priv->usb24)));
return 0;
}
static struct usbhsf_private usbhsf_private = {
.info = {
.platform_callback = {
.get_id = usbhsf_get_id,
.get_vbus = usbhsf_get_vbus,
.hardware_init = usbhsf_hardware_init,
.hardware_exit = usbhsf_hardware_exit,
.power_ctrl = usbhsf_power_ctrl,
},
.driver_param = {
.buswait_bwait = 5,
.detection_delay = 5,
.d0_rx_id = SHDMA_SLAVE_USBHS_RX,
.d1_tx_id = SHDMA_SLAVE_USBHS_TX,
},
}
};
static struct resource usbhsf_resources[] = {
{
.name = "USBHS",
.start = 0xe6890000,
.end = 0xe6890104 - 1,
.flags = IORESOURCE_MEM,
},
{
.start = evt2irq(0x0A20),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device usbhsf_device = {
.name = "renesas_usbhs",
.dev = {
.platform_data = &usbhsf_private.info,
},
.id = -1,
.num_resources = ARRAY_SIZE(usbhsf_resources),
.resource = usbhsf_resources,
};
/* Ether */
static struct sh_eth_plat_data sh_eth_platdata = {
.phy = 0x00, /* LAN8710A */
.edmac_endian = EDMAC_LITTLE_ENDIAN,
.register_type = SH_ETH_REG_GIGABIT,
.phy_interface = PHY_INTERFACE_MODE_MII,
};
static struct resource sh_eth_resources[] = {
{
.start = 0xe9a00000,
.end = 0xe9a00800 - 1,
.flags = IORESOURCE_MEM,
}, {
.start = 0xe9a01800,
.end = 0xe9a02000 - 1,
.flags = IORESOURCE_MEM,
}, {
.start = evt2irq(0x0500),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sh_eth_device = {
.name = "sh-eth",
.id = -1,
.dev = {
.platform_data = &sh_eth_platdata,
},
.resource = sh_eth_resources,
.num_resources = ARRAY_SIZE(sh_eth_resources),
};
/* LCDC */
static struct fb_videomode lcdc0_mode = {
.name = "AMPIER/AM-800480",
.xres = 800,
.yres = 480,
.left_margin = 88,
.right_margin = 40,
.hsync_len = 128,
.upper_margin = 20,
.lower_margin = 5,
.vsync_len = 5,
.sync = 0,
};
static struct sh_mobile_lcdc_info lcdc0_info = {
.clock_source = LCDC_CLK_BUS,
.ch[0] = {
.chan = LCDC_CHAN_MAINLCD,
.fourcc = V4L2_PIX_FMT_RGB565,
.interface_type = RGB24,
.clock_divider = 5,
.flags = 0,
.lcd_modes = &lcdc0_mode,
.num_modes = 1,
.panel_cfg = {
.width = 111,
.height = 68,
},
},
};
static struct resource lcdc0_resources[] = {
[0] = {
.name = "LCD0",
.start = 0xfe940000,
.end = 0xfe943fff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0x580),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device lcdc0_device = {
.name = "sh_mobile_lcdc_fb",
.num_resources = ARRAY_SIZE(lcdc0_resources),
.resource = lcdc0_resources,
.id = 0,
.dev = {
.platform_data = &lcdc0_info,
.coherent_dma_mask = ~0,
},
};
/*
* LCDC1/HDMI
*/
static struct sh_mobile_hdmi_info hdmi_info = {
.flags = HDMI_OUTPUT_PUSH_PULL |
HDMI_OUTPUT_POLARITY_HI |
HDMI_32BIT_REG |
HDMI_HAS_HTOP1 |
HDMI_SND_SRC_SPDIF,
};
static struct resource hdmi_resources[] = {
[0] = {
.name = "HDMI",
.start = 0xe6be0000,
.end = 0xe6be03ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = evt2irq(0x1700),
.flags = IORESOURCE_IRQ,
},
[2] = {
.name = "HDMI emma3pf",
.start = 0xe6be4000,
.end = 0xe6be43ff,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device hdmi_device = {
.name = "sh-mobile-hdmi",
.num_resources = ARRAY_SIZE(hdmi_resources),
.resource = hdmi_resources,
.id = -1,
.dev = {
.platform_data = &hdmi_info,
},
};
static const struct fb_videomode lcdc1_mode = {
.name = "HDMI 720p",
.xres = 1280,
.yres = 720,
.pixclock = 13468,
.left_margin = 220,
.right_margin = 110,
.hsync_len = 40,
.upper_margin = 20,
.lower_margin = 5,
.vsync_len = 5,
.refresh = 60,
.sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
};
static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
.clock_source = LCDC_CLK_PERIPHERAL, /* HDMI clock */
.ch[0] = {
.chan = LCDC_CHAN_MAINLCD,
.fourcc = V4L2_PIX_FMT_RGB565,
.interface_type = RGB24,
.clock_divider = 1,
.flags = LCDC_FLAGS_DWPOL,
.lcd_modes = &lcdc1_mode,
.num_modes = 1,
.tx_dev = &hdmi_device,
.panel_cfg = {
.width = 1280,
.height = 720,
},
},
};
static struct resource hdmi_lcdc_resources[] = {
[0] = {
.name = "LCDC1",
.start = 0xfe944000,
.end = 0xfe948000 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0x1780),
.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, GPIO_PORT99, "SW3", .wakeup = 1),
GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW4"),
GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW5"),
GPIO_KEY(KEY_HOME, GPIO_PORT98, "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 SDHI0, SDHI1, MMCIF */
static struct regulator_consumer_supply fixed3v3_power_consumers[] =
{
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
};
/* 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 evt2irq(0x33E0)
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_NEEDS_POLL,
.tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
};
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 = evt2irq(0x0E20),
.flags = IORESOURCE_IRQ,
},
{
.name = SH_MOBILE_SDHI_IRQ_SDIO,
.start = evt2irq(0x0E40),
.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,
.tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
};
static struct resource sdhi1_resources[] = {
[0] = {
.name = "SDHI1",
.start = 0xe6860000,
.end = 0xe6860100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = evt2irq(0x0E80),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = evt2irq(0x0EA0),
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = evt2irq(0x0EC0),
.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,
};
/* MMCIF */
static struct sh_mmcif_plat_data sh_mmcif_plat = {
.sup_pclk = 0,
.ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
.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 = evt2irq(0x1AC0),
.flags = IORESOURCE_IRQ,
},
[2] = {
/* MMC NOR */
.start = evt2irq(0x1AE0),
.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(GPIO_PORT158, 1);
} else {
gpio_set_value(GPIO_PORT158, 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 = intcs_evt2irq(0x0500),
.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 = evt2irq(0x1840),
.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_dai_init_info fsi_wm8978_init_info = {
.fmt = SND_SOC_DAIFMT_I2S,
.codec_daifmt = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF,
.cpu_daifmt = SND_SOC_DAIFMT_CBS_CFS,
.sysclk = 12288000,
};
static struct asoc_simple_card_info fsi_wm8978_info = {
.name = "wm8978",
.card = "FSI2A-WM8978",
.cpu_dai = "fsia-dai",
.codec = "wm8978.0-001a",
.platform = "sh_fsi2",
.codec_dai = "wm8978-hifi",
.init = &fsi_wm8978_init_info,
};
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_dai_init_info fsi2_hdmi_init_info = {
.cpu_daifmt = SND_SOC_DAIFMT_CBM_CFM,
};
static struct asoc_simple_card_info fsi2_hdmi_info = {
.name = "HDMI",
.card = "FSI2B-HDMI",
.cpu_dai = "fsib-dai",
.codec = "sh-mobile-hdmi",
.platform = "sh_fsi2",
.codec_dai = "sh_mobile_hdmi-hifi",
.init = &fsi2_hdmi_init_info,
};
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 = GPIO_PORT208,
.scl_pin = GPIO_PORT91,
.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 i2c_board_info i2c0_devices[] = {
{
I2C_BOARD_INFO("st1232-ts", 0x55),
.irq = evt2irq(0x0340),
},
{
I2C_BOARD_INFO("wm8978", 0x1a),
},
};
static struct i2c_board_info i2c2_devices[] = {
{
I2C_BOARD_INFO("s35390a", 0x30),
.type = "s35390a",
},
};
/*
* board devices
*/
static struct platform_device *eva_devices[] __initdata = {
&lcdc0_device,
&gpio_keys_device,
&sh_eth_device,
&sdhi0_device,
&sh_mmcif_device,
&hdmi_device,
&hdmi_lcdc_device,
&camera_device,
&ceu0_device,
&fsi_device,
&fsi_wm8978_device,
&fsi_hdmi_device,
&i2c_gpio_device,
};
static void __init eva_clock_init(void)
{
struct clk *system = clk_get(NULL, "system_clk");
struct clk *xtal1 = clk_get(NULL, "extal1");
struct clk *usb24s = clk_get(NULL, "usb24s");
struct clk *fsibck = clk_get(NULL, "fsibck");
if (IS_ERR(system) ||
IS_ERR(xtal1) ||
IS_ERR(usb24s) ||
IS_ERR(fsibck)) {
pr_err("armadillo800eva board clock init failed\n");
goto clock_error;
}
/* armadillo 800 eva extal1 is 24MHz */
clk_set_rate(xtal1, 24000000);
/* usb24s use extal1 (= system) clock (= 24MHz) */
clk_set_parent(usb24s, system);
/* FSIBCK is 12.288MHz, and it is parent of FSI-B */
clk_set_rate(fsibck, 12288000);
clock_error:
if (!IS_ERR(system))
clk_put(system);
if (!IS_ERR(xtal1))
clk_put(xtal1);
if (!IS_ERR(usb24s))
clk_put(usb24s);
if (!IS_ERR(fsibck))
clk_put(fsibck);
}
/*
* board init
*/
#define GPIO_PORT7CR IOMEM(0xe6050007)
#define GPIO_PORT8CR IOMEM(0xe6050008)
static void __init eva_init(void)
{
struct platform_device *usb = NULL;
regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
r8a7740_pinmux_init();
r8a7740_meram_workaround();
/* SCIFA1 */
gpio_request(GPIO_FN_SCIFA1_RXD, NULL);
gpio_request(GPIO_FN_SCIFA1_TXD, NULL);
/* LCDC0 */
gpio_request(GPIO_FN_LCDC0_SELECT, NULL);
gpio_request(GPIO_FN_LCD0_D0, NULL);
gpio_request(GPIO_FN_LCD0_D1, NULL);
gpio_request(GPIO_FN_LCD0_D2, NULL);
gpio_request(GPIO_FN_LCD0_D3, NULL);
gpio_request(GPIO_FN_LCD0_D4, NULL);
gpio_request(GPIO_FN_LCD0_D5, NULL);
gpio_request(GPIO_FN_LCD0_D6, NULL);
gpio_request(GPIO_FN_LCD0_D7, NULL);
gpio_request(GPIO_FN_LCD0_D8, NULL);
gpio_request(GPIO_FN_LCD0_D9, NULL);
gpio_request(GPIO_FN_LCD0_D10, NULL);
gpio_request(GPIO_FN_LCD0_D11, NULL);
gpio_request(GPIO_FN_LCD0_D12, NULL);
gpio_request(GPIO_FN_LCD0_D13, NULL);
gpio_request(GPIO_FN_LCD0_D14, NULL);
gpio_request(GPIO_FN_LCD0_D15, NULL);
gpio_request(GPIO_FN_LCD0_D16, NULL);
gpio_request(GPIO_FN_LCD0_D17, NULL);
gpio_request(GPIO_FN_LCD0_D18_PORT40, NULL);
gpio_request(GPIO_FN_LCD0_D19_PORT4, NULL);
gpio_request(GPIO_FN_LCD0_D20_PORT3, NULL);
gpio_request(GPIO_FN_LCD0_D21_PORT2, NULL);
gpio_request(GPIO_FN_LCD0_D22_PORT0, NULL);
gpio_request(GPIO_FN_LCD0_D23_PORT1, NULL);
gpio_request(GPIO_FN_LCD0_DCK, NULL);
gpio_request(GPIO_FN_LCD0_VSYN, NULL);
gpio_request(GPIO_FN_LCD0_HSYN, NULL);
gpio_request(GPIO_FN_LCD0_DISP, NULL);
gpio_request(GPIO_FN_LCD0_LCLK_PORT165, NULL);
gpio_request_one(GPIO_PORT61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
gpio_request_one(GPIO_PORT202, GPIOF_OUT_INIT_LOW, NULL); /* LCD0_LED_CONT */
/* Touchscreen */
gpio_request(GPIO_FN_IRQ10, NULL); /* TP_INT */
gpio_request_one(GPIO_PORT166, GPIOF_OUT_INIT_HIGH, NULL); /* TP_RST_B */
/* GETHER */
gpio_request(GPIO_FN_ET_CRS, NULL);
gpio_request(GPIO_FN_ET_MDC, NULL);
gpio_request(GPIO_FN_ET_MDIO, NULL);
gpio_request(GPIO_FN_ET_TX_ER, NULL);
gpio_request(GPIO_FN_ET_RX_ER, NULL);
gpio_request(GPIO_FN_ET_ERXD0, NULL);
gpio_request(GPIO_FN_ET_ERXD1, NULL);
gpio_request(GPIO_FN_ET_ERXD2, NULL);
gpio_request(GPIO_FN_ET_ERXD3, NULL);
gpio_request(GPIO_FN_ET_TX_CLK, NULL);
gpio_request(GPIO_FN_ET_TX_EN, NULL);
gpio_request(GPIO_FN_ET_ETXD0, NULL);
gpio_request(GPIO_FN_ET_ETXD1, NULL);
gpio_request(GPIO_FN_ET_ETXD2, NULL);
gpio_request(GPIO_FN_ET_ETXD3, NULL);
gpio_request(GPIO_FN_ET_PHY_INT, NULL);
gpio_request(GPIO_FN_ET_COL, NULL);
gpio_request(GPIO_FN_ET_RX_DV, NULL);
gpio_request(GPIO_FN_ET_RX_CLK, NULL);
gpio_request_one(GPIO_PORT18, GPIOF_OUT_INIT_HIGH, NULL); /* PHY_RST */
/* USB */
gpio_request_one(GPIO_PORT159, GPIOF_IN, NULL); /* USB_DEVICE_MODE */
if (gpio_get_value(GPIO_PORT159)) {
/* USB Host */
} else {
/* USB Func */
/*
* A1 chip has 2 IRQ7 pin and it was controled by MSEL register.
* OTOH, usbhs interrupt needs its value (HI/LOW) to decide
* USB connection/disconnection (usbhsf_get_vbus()).
* This means we needs to select GPIO_FN_IRQ7_PORT209 first,
* and select GPIO_PORT209 here
*/
gpio_request(GPIO_FN_IRQ7_PORT209, NULL);
gpio_request_one(GPIO_PORT209, GPIOF_IN, NULL);
platform_device_register(&usbhsf_device);
usb = &usbhsf_device;
}
/* SDHI0 */
gpio_request(GPIO_FN_SDHI0_CMD, NULL);
gpio_request(GPIO_FN_SDHI0_CLK, NULL);
gpio_request(GPIO_FN_SDHI0_D0, NULL);
gpio_request(GPIO_FN_SDHI0_D1, NULL);
gpio_request(GPIO_FN_SDHI0_D2, NULL);
gpio_request(GPIO_FN_SDHI0_D3, NULL);
gpio_request(GPIO_FN_SDHI0_WP, NULL);
gpio_request_one(GPIO_PORT17, GPIOF_OUT_INIT_LOW, NULL); /* SDHI0_18/33_B */
gpio_request_one(GPIO_PORT74, GPIOF_OUT_INIT_HIGH, NULL); /* SDHI0_PON */
gpio_request_one(GPIO_PORT75, GPIOF_OUT_INIT_HIGH, NULL); /* SDSLOT1_PON */
/* we can use GPIO_FN_IRQ31_PORT167 here for SDHI0 CD irq */
/*
* MMCIF
*
* Here doesn't care SW1.4 status,
* since CON2 is not mounted.
*/
gpio_request(GPIO_FN_MMC1_CLK_PORT103, NULL);
gpio_request(GPIO_FN_MMC1_CMD_PORT104, NULL);
gpio_request(GPIO_FN_MMC1_D0_PORT149, NULL);
gpio_request(GPIO_FN_MMC1_D1_PORT148, NULL);
gpio_request(GPIO_FN_MMC1_D2_PORT147, NULL);
gpio_request(GPIO_FN_MMC1_D3_PORT146, NULL);
gpio_request(GPIO_FN_MMC1_D4_PORT145, NULL);
gpio_request(GPIO_FN_MMC1_D5_PORT144, NULL);
gpio_request(GPIO_FN_MMC1_D6_PORT143, NULL);
gpio_request(GPIO_FN_MMC1_D7_PORT142, NULL);
/* CEU0 */
gpio_request(GPIO_FN_VIO0_D7, NULL);
gpio_request(GPIO_FN_VIO0_D6, NULL);
gpio_request(GPIO_FN_VIO0_D5, NULL);
gpio_request(GPIO_FN_VIO0_D4, NULL);
gpio_request(GPIO_FN_VIO0_D3, NULL);
gpio_request(GPIO_FN_VIO0_D2, NULL);
gpio_request(GPIO_FN_VIO0_D1, NULL);
gpio_request(GPIO_FN_VIO0_D0, NULL);
gpio_request(GPIO_FN_VIO0_CLK, NULL);
gpio_request(GPIO_FN_VIO0_HD, NULL);
gpio_request(GPIO_FN_VIO0_VD, NULL);
gpio_request(GPIO_FN_VIO0_FIELD, NULL);
gpio_request(GPIO_FN_VIO_CKO, NULL);
/* CON1/CON15 Camera */
gpio_request_one(GPIO_PORT173, GPIOF_OUT_INIT_LOW, NULL); /* STANDBY */
gpio_request_one(GPIO_PORT172, GPIOF_OUT_INIT_HIGH, NULL); /* RST */
/* see mt9t111_power() */
gpio_request_one(GPIO_PORT158, GPIOF_OUT_INIT_LOW, NULL); /* CAM_PON */
/* FSI-WM8978 */
gpio_request(GPIO_FN_FSIAIBT, NULL);
gpio_request(GPIO_FN_FSIAILR, NULL);
gpio_request(GPIO_FN_FSIAOMC, NULL);
gpio_request(GPIO_FN_FSIAOSLD, NULL);
gpio_request(GPIO_FN_FSIAISLD_PORT5, NULL);
gpio_request(GPIO_PORT7, NULL);
gpio_request(GPIO_PORT8, NULL);
gpio_direction_none(GPIO_PORT7CR); /* FSIAOBT needs no direction */
gpio_direction_none(GPIO_PORT8CR); /* FSIAOLR needs no direction */
/* FSI-HDMI */
gpio_request(GPIO_FN_FSIBCK, NULL);
/* HDMI */
gpio_request(GPIO_FN_HDMI_HPD, NULL);
gpio_request(GPIO_FN_HDMI_CEC, NULL);
/*
* CAUTION
*
* DBGMD/LCDC0/FSIA MUX
* DBGMD_SELECT_B should be set after setting PFC Function.
*/
gpio_request_one(GPIO_PORT176, GPIOF_OUT_INIT_HIGH, NULL);
/*
* We can switch CON8/CON14 by SW1.5,
* but it needs after DBGMD_SELECT_B
*/
gpio_request_one(GPIO_PORT6, GPIOF_IN, NULL);
if (gpio_get_value(GPIO_PORT6)) {
/* CON14 enable */
} else {
/* CON8 (SDHI1) enable */
gpio_request(GPIO_FN_SDHI1_CLK, NULL);
gpio_request(GPIO_FN_SDHI1_CMD, NULL);
gpio_request(GPIO_FN_SDHI1_D0, NULL);
gpio_request(GPIO_FN_SDHI1_D1, NULL);
gpio_request(GPIO_FN_SDHI1_D2, NULL);
gpio_request(GPIO_FN_SDHI1_D3, NULL);
gpio_request(GPIO_FN_SDHI1_CD, NULL);
gpio_request(GPIO_FN_SDHI1_WP, NULL);
/* SDSLOT2_PON */
gpio_request_one(GPIO_PORT16, GPIOF_OUT_INIT_HIGH, NULL);
platform_device_register(&sdhi1_device);
}
#ifdef CONFIG_CACHE_L2X0
/* Early BRESP enable, Shared attribute override enable, 32K*8way */
l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
#endif
i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
i2c_register_board_info(2, i2c2_devices, ARRAY_SIZE(i2c2_devices));
r8a7740_add_standard_devices();
platform_add_devices(eva_devices,
ARRAY_SIZE(eva_devices));
rmobile_add_device_to_domain("A4LC", &lcdc0_device);
rmobile_add_device_to_domain("A4LC", &hdmi_lcdc_device);
if (usb)
rmobile_add_device_to_domain("A3SP", usb);
}
static void __init eva_earlytimer_init(void)
{
r8a7740_clock_init(MD_CK0 | MD_CK2);
shmobile_earlytimer_init();
/* the rate of extal1 clock must be set before late_time_init */
eva_clock_init();
}
static void __init eva_add_early_devices(void)
{
r8a7740_add_early_devices();
/* override timer setup with board-specific code */
shmobile_timer.init = eva_earlytimer_init;
}
#define RESCNT2 IOMEM(0xe6188020)
static void eva_restart(char mode, const char *cmd)
{
/* Do soft power on reset */
writel((1 << 31), RESCNT2);
}
static const char *eva_boards_compat_dt[] __initdata = {
"renesas,armadillo800eva",
NULL,
};
DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
.map_io = r8a7740_map_io,
.init_early = eva_add_early_devices,
.init_irq = r8a7740_init_irq,
.handle_irq = shmobile_handle_irq_intc,
.init_machine = eva_init,
.init_late = shmobile_init_late,
.timer = &shmobile_timer,
.dt_compat = eva_boards_compat_dt,
.restart = eva_restart,
MACHINE_END
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