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linux_dsm_epyc7002/arch/arm/mach-shmobile/board-kzm9g.c
Bastian Hecht 13baf88bd6 ARM: shmobile: sh73a0: Add CPU sleep suspend 
Add the lighest possible sleep mode on Cortex-A9 cores: CPU sleep. It is
entered by a simple dsb and wfi instruction via cpu_do_idle(). As just
clocks are stopped there is no need to save or restore any state of the
system.

Signed-off-by: Bastian Hecht <hechtb+renesas@gmail.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2013-01-25 12:43:46 +09:00

803 lines
19 KiB
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/*
* KZM-A9-GT board support
*
* 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/delay.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/i2c.h>
#include <linux/i2c/pcf857x.h>
#include <linux/input.h>
#include <linux/irqchip/arm-gic.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/mmc/sh_mobile_sdhi.h>
#include <linux/mfd/tmio.h>
#include <linux/platform_device.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/smsc911x.h>
#include <linux/usb/r8a66597.h>
#include <linux/usb/renesas_usbhs.h>
#include <linux/videodev2.h>
#include <sound/sh_fsi.h>
#include <sound/simple_card.h>
#include <mach/irqs.h>
#include <mach/sh73a0.h>
#include <mach/common.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <video/sh_mobile_lcdc.h>
/*
* external GPIO
*/
#define GPIO_PCF8575_BASE (GPIO_NR)
#define GPIO_PCF8575_PORT10 (GPIO_NR + 8)
#define GPIO_PCF8575_PORT11 (GPIO_NR + 9)
#define GPIO_PCF8575_PORT12 (GPIO_NR + 10)
#define GPIO_PCF8575_PORT13 (GPIO_NR + 11)
#define GPIO_PCF8575_PORT14 (GPIO_NR + 12)
#define GPIO_PCF8575_PORT15 (GPIO_NR + 13)
#define GPIO_PCF8575_PORT16 (GPIO_NR + 14)
/* Dummy supplies, where voltage doesn't matter */
static struct regulator_consumer_supply dummy_supplies[] = {
REGULATOR_SUPPLY("vddvario", "smsc911x"),
REGULATOR_SUPPLY("vdd33a", "smsc911x"),
};
/*
* FSI-AK4648
*
* this command is required when playback.
*
* # amixer set "LINEOUT Mixer DACL" on
*/
/* SMSC 9221 */
static struct resource smsc9221_resources[] = {
[0] = {
.start = 0x10000000, /* CS4 */
.end = 0x100000ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0x260), /* IRQ3 */
.flags = IORESOURCE_IRQ,
},
};
static struct smsc911x_platform_config smsc9221_platdata = {
.flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
.phy_interface = PHY_INTERFACE_MODE_MII,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
};
static struct platform_device smsc_device = {
.name = "smsc911x",
.dev = {
.platform_data = &smsc9221_platdata,
},
.resource = smsc9221_resources,
.num_resources = ARRAY_SIZE(smsc9221_resources),
};
/* USB external chip */
static struct r8a66597_platdata usb_host_data = {
.on_chip = 0,
.xtal = R8A66597_PLATDATA_XTAL_48MHZ,
};
static struct resource usb_resources[] = {
[0] = {
.start = 0x10010000,
.end = 0x1001ffff - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0x220), /* IRQ1 */
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device usb_host_device = {
.name = "r8a66597_hcd",
.dev = {
.platform_data = &usb_host_data,
.dma_mask = NULL,
.coherent_dma_mask = 0xffffffff,
},
.num_resources = ARRAY_SIZE(usb_resources),
.resource = usb_resources,
};
/* USB Func CN17 */
struct usbhs_private {
void __iomem *phy;
void __iomem *cr2;
struct renesas_usbhs_platform_info info;
};
#define IRQ15 intcs_evt2irq(0x03e0)
#define USB_PHY_MODE (1 << 4)
#define USB_PHY_INT_EN ((1 << 3) | (1 << 2))
#define USB_PHY_ON (1 << 1)
#define USB_PHY_OFF (1 << 0)
#define USB_PHY_INT_CLR (USB_PHY_ON | USB_PHY_OFF)
#define usbhs_get_priv(pdev) \
container_of(renesas_usbhs_get_info(pdev), struct usbhs_private, info)
static int usbhs_get_vbus(struct platform_device *pdev)
{
struct usbhs_private *priv = usbhs_get_priv(pdev);
return !((1 << 7) & __raw_readw(priv->cr2));
}
static void usbhs_phy_reset(struct platform_device *pdev)
{
struct usbhs_private *priv = usbhs_get_priv(pdev);
/* init phy */
__raw_writew(0x8a0a, priv->cr2);
}
static int usbhs_get_id(struct platform_device *pdev)
{
return USBHS_GADGET;
}
static irqreturn_t usbhs_interrupt(int irq, void *data)
{
struct platform_device *pdev = data;
struct usbhs_private *priv = usbhs_get_priv(pdev);
renesas_usbhs_call_notify_hotplug(pdev);
/* clear status */
__raw_writew(__raw_readw(priv->phy) | USB_PHY_INT_CLR, priv->phy);
return IRQ_HANDLED;
}
static int usbhs_hardware_init(struct platform_device *pdev)
{
struct usbhs_private *priv = usbhs_get_priv(pdev);
int ret;
/* clear interrupt status */
__raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->phy);
ret = request_irq(IRQ15, usbhs_interrupt, IRQF_TRIGGER_HIGH,
dev_name(&pdev->dev), pdev);
if (ret) {
dev_err(&pdev->dev, "request_irq err\n");
return ret;
}
/* enable USB phy interrupt */
__raw_writew(USB_PHY_MODE | USB_PHY_INT_EN, priv->phy);
return 0;
}
static void usbhs_hardware_exit(struct platform_device *pdev)
{
struct usbhs_private *priv = usbhs_get_priv(pdev);
/* clear interrupt status */
__raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->phy);
free_irq(IRQ15, pdev);
}
static u32 usbhs_pipe_cfg[] = {
USB_ENDPOINT_XFER_CONTROL,
USB_ENDPOINT_XFER_ISOC,
USB_ENDPOINT_XFER_ISOC,
USB_ENDPOINT_XFER_BULK,
USB_ENDPOINT_XFER_BULK,
USB_ENDPOINT_XFER_BULK,
USB_ENDPOINT_XFER_INT,
USB_ENDPOINT_XFER_INT,
USB_ENDPOINT_XFER_INT,
USB_ENDPOINT_XFER_BULK,
USB_ENDPOINT_XFER_BULK,
USB_ENDPOINT_XFER_BULK,
USB_ENDPOINT_XFER_BULK,
USB_ENDPOINT_XFER_BULK,
USB_ENDPOINT_XFER_BULK,
USB_ENDPOINT_XFER_BULK,
};
static struct usbhs_private usbhs_private = {
.phy = IOMEM(0xe60781e0), /* USBPHYINT */
.cr2 = IOMEM(0xe605810c), /* USBCR2 */
.info = {
.platform_callback = {
.hardware_init = usbhs_hardware_init,
.hardware_exit = usbhs_hardware_exit,
.get_id = usbhs_get_id,
.phy_reset = usbhs_phy_reset,
.get_vbus = usbhs_get_vbus,
},
.driver_param = {
.buswait_bwait = 4,
.has_otg = 1,
.pipe_type = usbhs_pipe_cfg,
.pipe_size = ARRAY_SIZE(usbhs_pipe_cfg),
},
},
};
static struct resource usbhs_resources[] = {
[0] = {
.start = 0xE6890000,
.end = 0xE68900e6 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(62),
.end = gic_spi(62),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device usbhs_device = {
.name = "renesas_usbhs",
.id = -1,
.dev = {
.dma_mask = NULL,
.coherent_dma_mask = 0xffffffff,
.platform_data = &usbhs_private.info,
},
.num_resources = ARRAY_SIZE(usbhs_resources),
.resource = usbhs_resources,
};
/* LCDC */
static struct fb_videomode kzm_lcdc_mode = {
.name = "WVGA Panel",
.xres = 800,
.yres = 480,
.left_margin = 220,
.right_margin = 110,
.hsync_len = 70,
.upper_margin = 20,
.lower_margin = 5,
.vsync_len = 5,
.sync = 0,
};
static struct sh_mobile_lcdc_info lcdc_info = {
.clock_source = LCDC_CLK_BUS,
.ch[0] = {
.chan = LCDC_CHAN_MAINLCD,
.fourcc = V4L2_PIX_FMT_RGB565,
.interface_type = RGB24,
.lcd_modes = &kzm_lcdc_mode,
.num_modes = 1,
.clock_divider = 5,
.flags = 0,
.panel_cfg = {
.width = 152,
.height = 91,
},
}
};
static struct resource lcdc_resources[] = {
[0] = {
.name = "LCDC",
.start = 0xfe940000,
.end = 0xfe943fff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0x580),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device lcdc_device = {
.name = "sh_mobile_lcdc_fb",
.num_resources = ARRAY_SIZE(lcdc_resources),
.resource = lcdc_resources,
.dev = {
.platform_data = &lcdc_info,
.coherent_dma_mask = ~0,
},
};
/* Fixed 1.8V regulator to be used by MMCIF */
static struct regulator_consumer_supply fixed1v8_power_consumers[] =
{
REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
};
/* MMCIF */
static struct resource sh_mmcif_resources[] = {
[0] = {
.name = "MMCIF",
.start = 0xe6bd0000,
.end = 0xe6bd00ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(140),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = gic_spi(141),
.flags = IORESOURCE_IRQ,
},
};
static struct sh_mmcif_plat_data sh_mmcif_platdata = {
.ocr = MMC_VDD_165_195,
.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
.slave_id_tx = SHDMA_SLAVE_MMCIF_TX,
.slave_id_rx = SHDMA_SLAVE_MMCIF_RX,
};
static struct platform_device mmc_device = {
.name = "sh_mmcif",
.dev = {
.dma_mask = NULL,
.coherent_dma_mask = 0xffffffff,
.platform_data = &sh_mmcif_platdata,
},
.num_resources = ARRAY_SIZE(sh_mmcif_resources),
.resource = sh_mmcif_resources,
};
/* Fixed 2.8V regulators to be used by SDHI0 and SDHI2 */
static struct regulator_consumer_supply fixed2v8_power_consumers[] =
{
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.2"),
REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.2"),
};
/* SDHI */
static struct sh_mobile_sdhi_info sdhi0_info = {
.dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
.dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
.tmio_caps = MMC_CAP_SD_HIGHSPEED,
.tmio_ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
};
static struct resource sdhi0_resources[] = {
[0] = {
.name = "SDHI0",
.start = 0xee100000,
.end = 0xee1000ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
.start = gic_spi(83),
.flags = IORESOURCE_IRQ,
},
[2] = {
.name = SH_MOBILE_SDHI_IRQ_SDCARD,
.start = gic_spi(84),
.flags = IORESOURCE_IRQ,
},
[3] = {
.name = SH_MOBILE_SDHI_IRQ_SDIO,
.start = gic_spi(85),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sdhi0_device = {
.name = "sh_mobile_sdhi",
.num_resources = ARRAY_SIZE(sdhi0_resources),
.resource = sdhi0_resources,
.dev = {
.platform_data = &sdhi0_info,
},
};
/* Micro SD */
static struct sh_mobile_sdhi_info sdhi2_info = {
.dma_slave_tx = SHDMA_SLAVE_SDHI2_TX,
.dma_slave_rx = SHDMA_SLAVE_SDHI2_RX,
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT |
TMIO_MMC_USE_GPIO_CD |
TMIO_MMC_WRPROTECT_DISABLE,
.tmio_caps = MMC_CAP_SD_HIGHSPEED,
.tmio_ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
.cd_gpio = GPIO_PORT13,
};
static struct resource sdhi2_resources[] = {
[0] = {
.name = "SDHI2",
.start = 0xee140000,
.end = 0xee1400ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
.start = gic_spi(103),
.flags = IORESOURCE_IRQ,
},
[2] = {
.name = SH_MOBILE_SDHI_IRQ_SDCARD,
.start = gic_spi(104),
.flags = IORESOURCE_IRQ,
},
[3] = {
.name = SH_MOBILE_SDHI_IRQ_SDIO,
.start = gic_spi(105),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sdhi2_device = {
.name = "sh_mobile_sdhi",
.id = 2,
.num_resources = ARRAY_SIZE(sdhi2_resources),
.resource = sdhi2_resources,
.dev = {
.platform_data = &sdhi2_info,
},
};
/* KEY */
#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
static struct gpio_keys_button gpio_buttons[] = {
GPIO_KEY(KEY_BACK, GPIO_PCF8575_PORT10, "SW3"),
GPIO_KEY(KEY_RIGHT, GPIO_PCF8575_PORT11, "SW2-R"),
GPIO_KEY(KEY_LEFT, GPIO_PCF8575_PORT12, "SW2-L"),
GPIO_KEY(KEY_ENTER, GPIO_PCF8575_PORT13, "SW2-P"),
GPIO_KEY(KEY_UP, GPIO_PCF8575_PORT14, "SW2-U"),
GPIO_KEY(KEY_DOWN, GPIO_PCF8575_PORT15, "SW2-D"),
GPIO_KEY(KEY_HOME, GPIO_PCF8575_PORT16, "SW1"),
};
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",
.dev = {
.platform_data = &gpio_key_info,
},
};
/* FSI-AK4648 */
static struct sh_fsi_platform_info fsi_info = {
.port_a = {
.tx_id = SHDMA_SLAVE_FSI2A_TX,
},
};
static struct resource fsi_resources[] = {
[0] = {
.name = "FSI",
.start = 0xEC230000,
.end = 0xEC230400 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(146),
.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,
},
};
static struct asoc_simple_dai_init_info fsi2_ak4648_init_info = {
.fmt = SND_SOC_DAIFMT_LEFT_J,
.codec_daifmt = SND_SOC_DAIFMT_CBM_CFM,
.cpu_daifmt = SND_SOC_DAIFMT_CBS_CFS,
.sysclk = 11289600,
};
static struct asoc_simple_card_info fsi2_ak4648_info = {
.name = "AK4648",
.card = "FSI2A-AK4648",
.cpu_dai = "fsia-dai",
.codec = "ak4642-codec.0-0012",
.platform = "sh_fsi2",
.codec_dai = "ak4642-hifi",
.init = &fsi2_ak4648_init_info,
};
static struct platform_device fsi_ak4648_device = {
.name = "asoc-simple-card",
.dev = {
.platform_data = &fsi2_ak4648_info,
},
};
/* I2C */
static struct pcf857x_platform_data pcf8575_pdata = {
.gpio_base = GPIO_PCF8575_BASE,
};
static struct i2c_board_info i2c0_devices[] = {
{
I2C_BOARD_INFO("ak4648", 0x12),
},
{
I2C_BOARD_INFO("r2025sd", 0x32),
},
{
I2C_BOARD_INFO("ak8975", 0x0c),
.irq = intcs_evt2irq(0x3380), /* IRQ28 */
},
{
I2C_BOARD_INFO("adxl34x", 0x1d),
.irq = intcs_evt2irq(0x3340), /* IRQ26 */
},
};
static struct i2c_board_info i2c1_devices[] = {
{
I2C_BOARD_INFO("st1232-ts", 0x55),
.irq = intcs_evt2irq(0x300), /* IRQ8 */
},
};
static struct i2c_board_info i2c3_devices[] = {
{
I2C_BOARD_INFO("pcf8575", 0x20),
.irq = intcs_evt2irq(0x3260), /* IRQ19 */
.platform_data = &pcf8575_pdata,
},
};
static struct platform_device *kzm_devices[] __initdata = {
&smsc_device,
&usb_host_device,
&usbhs_device,
&lcdc_device,
&mmc_device,
&sdhi0_device,
&sdhi2_device,
&gpio_keys_device,
&fsi_device,
&fsi_ak4648_device,
};
/*
* FIXME
*
* This is quick hack for enabling LCDC backlight
*/
static int __init as3711_enable_lcdc_backlight(void)
{
struct i2c_adapter *a = i2c_get_adapter(0);
struct i2c_msg msg;
int i, ret;
__u8 magic[] = {
0x40, 0x2a,
0x43, 0x3c,
0x44, 0x3c,
0x45, 0x3c,
0x54, 0x03,
0x51, 0x00,
0x51, 0x01,
0xff, 0x00, /* wait */
0x43, 0xf0,
0x44, 0xf0,
0x45, 0xf0,
};
if (!machine_is_kzm9g())
return 0;
if (!a)
return 0;
msg.addr = 0x40;
msg.len = 2;
msg.flags = 0;
for (i = 0; i < ARRAY_SIZE(magic); i += 2) {
msg.buf = magic + i;
if (0xff == msg.buf[0]) {
udelay(500);
continue;
}
ret = i2c_transfer(a, &msg, 1);
if (ret < 0) {
pr_err("i2c transfer fail\n");
break;
}
}
return 0;
}
device_initcall(as3711_enable_lcdc_backlight);
static void __init kzm_init(void)
{
regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
regulator_register_always_on(1, "fixed-2.8V", fixed2v8_power_consumers,
ARRAY_SIZE(fixed2v8_power_consumers), 2800000);
regulator_register_fixed(2, dummy_supplies, ARRAY_SIZE(dummy_supplies));
sh73a0_pinmux_init();
/* enable SCIFA4 */
gpio_request(GPIO_FN_SCIFA4_TXD, NULL);
gpio_request(GPIO_FN_SCIFA4_RXD, NULL);
gpio_request(GPIO_FN_SCIFA4_RTS_, NULL);
gpio_request(GPIO_FN_SCIFA4_CTS_, NULL);
/* CS4 for SMSC/USB */
gpio_request(GPIO_FN_CS4_, NULL); /* CS4 */
/* SMSC */
gpio_request(GPIO_PORT224, NULL); /* IRQ3 */
gpio_direction_input(GPIO_PORT224);
/* LCDC */
gpio_request(GPIO_FN_LCDD23, NULL);
gpio_request(GPIO_FN_LCDD22, NULL);
gpio_request(GPIO_FN_LCDD21, NULL);
gpio_request(GPIO_FN_LCDD20, NULL);
gpio_request(GPIO_FN_LCDD19, NULL);
gpio_request(GPIO_FN_LCDD18, NULL);
gpio_request(GPIO_FN_LCDD17, NULL);
gpio_request(GPIO_FN_LCDD16, NULL);
gpio_request(GPIO_FN_LCDD15, NULL);
gpio_request(GPIO_FN_LCDD14, NULL);
gpio_request(GPIO_FN_LCDD13, NULL);
gpio_request(GPIO_FN_LCDD12, NULL);
gpio_request(GPIO_FN_LCDD11, NULL);
gpio_request(GPIO_FN_LCDD10, NULL);
gpio_request(GPIO_FN_LCDD9, NULL);
gpio_request(GPIO_FN_LCDD8, NULL);
gpio_request(GPIO_FN_LCDD7, NULL);
gpio_request(GPIO_FN_LCDD6, NULL);
gpio_request(GPIO_FN_LCDD5, NULL);
gpio_request(GPIO_FN_LCDD4, NULL);
gpio_request(GPIO_FN_LCDD3, NULL);
gpio_request(GPIO_FN_LCDD2, NULL);
gpio_request(GPIO_FN_LCDD1, NULL);
gpio_request(GPIO_FN_LCDD0, NULL);
gpio_request(GPIO_FN_LCDDISP, NULL);
gpio_request(GPIO_FN_LCDDCK, NULL);
gpio_request(GPIO_PORT222, NULL); /* LCDCDON */
gpio_request(GPIO_PORT226, NULL); /* SC */
gpio_direction_output(GPIO_PORT222, 1);
gpio_direction_output(GPIO_PORT226, 1);
/* Touchscreen */
gpio_request(GPIO_PORT223, NULL); /* IRQ8 */
gpio_direction_input(GPIO_PORT223);
/* enable MMCIF */
gpio_request(GPIO_FN_MMCCLK0, NULL);
gpio_request(GPIO_FN_MMCCMD0_PU, NULL);
gpio_request(GPIO_FN_MMCD0_0_PU, NULL);
gpio_request(GPIO_FN_MMCD0_1_PU, NULL);
gpio_request(GPIO_FN_MMCD0_2_PU, NULL);
gpio_request(GPIO_FN_MMCD0_3_PU, NULL);
gpio_request(GPIO_FN_MMCD0_4_PU, NULL);
gpio_request(GPIO_FN_MMCD0_5_PU, NULL);
gpio_request(GPIO_FN_MMCD0_6_PU, NULL);
gpio_request(GPIO_FN_MMCD0_7_PU, NULL);
/* enable SD */
gpio_request(GPIO_FN_SDHIWP0, NULL);
gpio_request(GPIO_FN_SDHICD0, NULL);
gpio_request(GPIO_FN_SDHICMD0, NULL);
gpio_request(GPIO_FN_SDHICLK0, NULL);
gpio_request(GPIO_FN_SDHID0_3, NULL);
gpio_request(GPIO_FN_SDHID0_2, NULL);
gpio_request(GPIO_FN_SDHID0_1, NULL);
gpio_request(GPIO_FN_SDHID0_0, NULL);
gpio_request(GPIO_FN_SDHI0_VCCQ_MC0_ON, NULL);
gpio_request(GPIO_PORT15, NULL);
gpio_direction_output(GPIO_PORT15, 1); /* power */
/* enable Micro SD */
gpio_request(GPIO_FN_SDHID2_0, NULL);
gpio_request(GPIO_FN_SDHID2_1, NULL);
gpio_request(GPIO_FN_SDHID2_2, NULL);
gpio_request(GPIO_FN_SDHID2_3, NULL);
gpio_request(GPIO_FN_SDHICMD2, NULL);
gpio_request(GPIO_FN_SDHICLK2, NULL);
gpio_request(GPIO_PORT14, NULL);
gpio_direction_output(GPIO_PORT14, 1); /* power */
/* I2C 3 */
gpio_request(GPIO_FN_PORT27_I2C_SCL3, NULL);
gpio_request(GPIO_FN_PORT28_I2C_SDA3, NULL);
/* enable FSI2 port A (ak4648) */
gpio_request(GPIO_FN_FSIACK, NULL);
gpio_request(GPIO_FN_FSIAILR, NULL);
gpio_request(GPIO_FN_FSIAIBT, NULL);
gpio_request(GPIO_FN_FSIAISLD, NULL);
gpio_request(GPIO_FN_FSIAOSLD, NULL);
/* enable USB */
gpio_request(GPIO_FN_VBUS_0, NULL);
#ifdef CONFIG_CACHE_L2X0
/* Early BRESP enable, Shared attribute override enable, 64K*8way */
l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
#endif
i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
i2c_register_board_info(1, i2c1_devices, ARRAY_SIZE(i2c1_devices));
i2c_register_board_info(3, i2c3_devices, ARRAY_SIZE(i2c3_devices));
sh73a0_add_standard_devices();
platform_add_devices(kzm_devices, ARRAY_SIZE(kzm_devices));
sh73a0_pm_init();
}
static void kzm9g_restart(char mode, const char *cmd)
{
#define RESCNT2 IOMEM(0xe6188020)
/* Do soft power on reset */
writel((1 << 31), RESCNT2);
}
static const char *kzm9g_boards_compat_dt[] __initdata = {
"renesas,kzm9g",
NULL,
};
DT_MACHINE_START(KZM9G_DT, "kzm9g")
.smp = smp_ops(sh73a0_smp_ops),
.map_io = sh73a0_map_io,
.init_early = sh73a0_add_early_devices,
.nr_irqs = NR_IRQS_LEGACY,
.init_irq = sh73a0_init_irq,
.init_machine = kzm_init,
.init_late = shmobile_init_late,
.init_time = sh73a0_earlytimer_init,
.restart = kzm9g_restart,
.dt_compat = kzm9g_boards_compat_dt,
MACHINE_END
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