mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 18:40:57 +07:00
f4243860c6
Replace the GPIO-based USB pinmux configuration by pinctrl mappings. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
783 lines
19 KiB
C
783 lines
19 KiB
C
/*
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* KZM-A9-GT board support
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*
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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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#include <linux/delay.h>
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#include <linux/gpio.h>
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#include <linux/gpio_keys.h>
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#include <linux/io.h>
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#include <linux/irq.h>
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#include <linux/i2c.h>
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#include <linux/i2c/pcf857x.h>
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#include <linux/input.h>
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#include <linux/irqchip/arm-gic.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/mfd/tmio.h>
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#include <linux/pinctrl/machine.h>
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#include <linux/pinctrl/pinconf-generic.h>
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#include <linux/platform_device.h>
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#include <linux/regulator/fixed.h>
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#include <linux/regulator/machine.h>
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#include <linux/smsc911x.h>
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#include <linux/usb/r8a66597.h>
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#include <linux/usb/renesas_usbhs.h>
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#include <linux/videodev2.h>
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#include <sound/sh_fsi.h>
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#include <sound/simple_card.h>
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#include <mach/irqs.h>
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#include <mach/sh73a0.h>
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#include <mach/common.h>
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#include <asm/hardware/cache-l2x0.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <video/sh_mobile_lcdc.h>
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/*
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* external GPIO
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*/
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#define GPIO_PCF8575_BASE (GPIO_NR)
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#define GPIO_PCF8575_PORT10 (GPIO_NR + 8)
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#define GPIO_PCF8575_PORT11 (GPIO_NR + 9)
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#define GPIO_PCF8575_PORT12 (GPIO_NR + 10)
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#define GPIO_PCF8575_PORT13 (GPIO_NR + 11)
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#define GPIO_PCF8575_PORT14 (GPIO_NR + 12)
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#define GPIO_PCF8575_PORT15 (GPIO_NR + 13)
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#define GPIO_PCF8575_PORT16 (GPIO_NR + 14)
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/* Dummy supplies, where voltage doesn't matter */
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static struct regulator_consumer_supply dummy_supplies[] = {
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REGULATOR_SUPPLY("vddvario", "smsc911x"),
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REGULATOR_SUPPLY("vdd33a", "smsc911x"),
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};
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/*
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* FSI-AK4648
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*
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* this command is required when playback.
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*
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* # amixer set "LINEOUT Mixer DACL" on
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*/
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/* SMSC 9221 */
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static struct resource smsc9221_resources[] = {
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[0] = {
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.start = 0x10000000, /* CS4 */
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.end = 0x100000ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = intcs_evt2irq(0x260), /* IRQ3 */
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct smsc911x_platform_config smsc9221_platdata = {
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.flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
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.phy_interface = PHY_INTERFACE_MODE_MII,
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.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
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.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
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};
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static struct platform_device smsc_device = {
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.name = "smsc911x",
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.dev = {
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.platform_data = &smsc9221_platdata,
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},
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.resource = smsc9221_resources,
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.num_resources = ARRAY_SIZE(smsc9221_resources),
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};
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/* USB external chip */
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static struct r8a66597_platdata usb_host_data = {
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.on_chip = 0,
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.xtal = R8A66597_PLATDATA_XTAL_48MHZ,
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};
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static struct resource usb_resources[] = {
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[0] = {
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.start = 0x10010000,
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.end = 0x1001ffff - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = intcs_evt2irq(0x220), /* IRQ1 */
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device usb_host_device = {
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.name = "r8a66597_hcd",
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.dev = {
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.platform_data = &usb_host_data,
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.dma_mask = NULL,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(usb_resources),
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.resource = usb_resources,
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};
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/* USB Func CN17 */
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struct usbhs_private {
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void __iomem *phy;
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void __iomem *cr2;
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struct renesas_usbhs_platform_info info;
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};
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#define IRQ15 intcs_evt2irq(0x03e0)
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#define USB_PHY_MODE (1 << 4)
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#define USB_PHY_INT_EN ((1 << 3) | (1 << 2))
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#define USB_PHY_ON (1 << 1)
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#define USB_PHY_OFF (1 << 0)
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#define USB_PHY_INT_CLR (USB_PHY_ON | USB_PHY_OFF)
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#define usbhs_get_priv(pdev) \
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container_of(renesas_usbhs_get_info(pdev), struct usbhs_private, info)
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static int usbhs_get_vbus(struct platform_device *pdev)
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{
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struct usbhs_private *priv = usbhs_get_priv(pdev);
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return !((1 << 7) & __raw_readw(priv->cr2));
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}
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static void usbhs_phy_reset(struct platform_device *pdev)
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{
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struct usbhs_private *priv = usbhs_get_priv(pdev);
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/* init phy */
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__raw_writew(0x8a0a, priv->cr2);
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}
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static int usbhs_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 irqreturn_t usbhs_interrupt(int irq, void *data)
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{
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struct platform_device *pdev = data;
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struct usbhs_private *priv = usbhs_get_priv(pdev);
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renesas_usbhs_call_notify_hotplug(pdev);
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/* clear status */
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__raw_writew(__raw_readw(priv->phy) | USB_PHY_INT_CLR, priv->phy);
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return IRQ_HANDLED;
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}
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static int usbhs_hardware_init(struct platform_device *pdev)
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{
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struct usbhs_private *priv = usbhs_get_priv(pdev);
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int ret;
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/* clear interrupt status */
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__raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->phy);
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ret = request_irq(IRQ15, usbhs_interrupt, IRQF_TRIGGER_HIGH,
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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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/* enable USB phy interrupt */
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__raw_writew(USB_PHY_MODE | USB_PHY_INT_EN, priv->phy);
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return 0;
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}
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static void usbhs_hardware_exit(struct platform_device *pdev)
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{
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struct usbhs_private *priv = usbhs_get_priv(pdev);
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/* clear interrupt status */
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__raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->phy);
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free_irq(IRQ15, pdev);
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}
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static u32 usbhs_pipe_cfg[] = {
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USB_ENDPOINT_XFER_CONTROL,
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USB_ENDPOINT_XFER_ISOC,
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USB_ENDPOINT_XFER_ISOC,
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USB_ENDPOINT_XFER_BULK,
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USB_ENDPOINT_XFER_BULK,
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USB_ENDPOINT_XFER_BULK,
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USB_ENDPOINT_XFER_INT,
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USB_ENDPOINT_XFER_INT,
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USB_ENDPOINT_XFER_INT,
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USB_ENDPOINT_XFER_BULK,
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USB_ENDPOINT_XFER_BULK,
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USB_ENDPOINT_XFER_BULK,
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USB_ENDPOINT_XFER_BULK,
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USB_ENDPOINT_XFER_BULK,
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USB_ENDPOINT_XFER_BULK,
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USB_ENDPOINT_XFER_BULK,
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};
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static struct usbhs_private usbhs_private = {
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.phy = IOMEM(0xe60781e0), /* USBPHYINT */
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.cr2 = IOMEM(0xe605810c), /* USBCR2 */
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.info = {
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.platform_callback = {
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.hardware_init = usbhs_hardware_init,
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.hardware_exit = usbhs_hardware_exit,
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.get_id = usbhs_get_id,
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.phy_reset = usbhs_phy_reset,
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.get_vbus = usbhs_get_vbus,
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},
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.driver_param = {
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.buswait_bwait = 4,
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.has_otg = 1,
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.pipe_type = usbhs_pipe_cfg,
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.pipe_size = ARRAY_SIZE(usbhs_pipe_cfg),
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},
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},
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};
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static struct resource usbhs_resources[] = {
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[0] = {
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.start = 0xE6890000,
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.end = 0xE68900e6 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(62),
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.end = gic_spi(62),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device usbhs_device = {
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.name = "renesas_usbhs",
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.id = -1,
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.dev = {
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.dma_mask = NULL,
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.coherent_dma_mask = 0xffffffff,
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.platform_data = &usbhs_private.info,
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},
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.num_resources = ARRAY_SIZE(usbhs_resources),
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.resource = usbhs_resources,
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};
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/* LCDC */
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static struct fb_videomode kzm_lcdc_mode = {
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.name = "WVGA Panel",
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.xres = 800,
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.yres = 480,
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.left_margin = 220,
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.right_margin = 110,
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.hsync_len = 70,
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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 lcdc_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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.lcd_modes = &kzm_lcdc_mode,
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.num_modes = 1,
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.clock_divider = 5,
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.flags = 0,
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.panel_cfg = {
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.width = 152,
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.height = 91,
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},
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}
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};
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static struct resource lcdc_resources[] = {
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[0] = {
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.name = "LCDC",
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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 = intcs_evt2irq(0x580),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device lcdc_device = {
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.name = "sh_mobile_lcdc_fb",
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.num_resources = ARRAY_SIZE(lcdc_resources),
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.resource = lcdc_resources,
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.dev = {
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.platform_data = &lcdc_info,
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.coherent_dma_mask = ~0,
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},
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};
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/* Fixed 1.8V regulator to be used by MMCIF */
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static struct regulator_consumer_supply fixed1v8_power_consumers[] =
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{
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REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
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REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
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};
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/* MMCIF */
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static struct resource sh_mmcif_resources[] = {
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[0] = {
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.name = "MMCIF",
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.start = 0xe6bd0000,
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.end = 0xe6bd00ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(140),
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.start = gic_spi(141),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct sh_mmcif_plat_data sh_mmcif_platdata = {
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.ocr = MMC_VDD_165_195,
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.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
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.slave_id_tx = SHDMA_SLAVE_MMCIF_TX,
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.slave_id_rx = SHDMA_SLAVE_MMCIF_RX,
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};
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static struct platform_device mmc_device = {
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.name = "sh_mmcif",
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.dev = {
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.dma_mask = NULL,
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.coherent_dma_mask = 0xffffffff,
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.platform_data = &sh_mmcif_platdata,
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},
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.num_resources = ARRAY_SIZE(sh_mmcif_resources),
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.resource = sh_mmcif_resources,
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};
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/* Fixed 2.8V regulators to be used by SDHI0 and SDHI2 */
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static struct regulator_consumer_supply fixed2v8_power_consumers[] =
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{
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REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
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REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
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REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.2"),
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REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.2"),
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};
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/* SDHI */
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static struct sh_mobile_sdhi_info sdhi0_info = {
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.dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
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.dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
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.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
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.tmio_caps = MMC_CAP_SD_HIGHSPEED,
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.tmio_ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
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};
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static struct resource sdhi0_resources[] = {
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[0] = {
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.name = "SDHI0",
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.start = 0xee100000,
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.end = 0xee1000ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
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.start = gic_spi(83),
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.name = SH_MOBILE_SDHI_IRQ_SDCARD,
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.start = gic_spi(84),
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.flags = IORESOURCE_IRQ,
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},
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[3] = {
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.name = SH_MOBILE_SDHI_IRQ_SDIO,
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.start = gic_spi(85),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device sdhi0_device = {
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.name = "sh_mobile_sdhi",
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.num_resources = ARRAY_SIZE(sdhi0_resources),
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.resource = sdhi0_resources,
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.dev = {
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.platform_data = &sdhi0_info,
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},
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};
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/* Micro SD */
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static struct sh_mobile_sdhi_info sdhi2_info = {
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.dma_slave_tx = SHDMA_SLAVE_SDHI2_TX,
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.dma_slave_rx = SHDMA_SLAVE_SDHI2_RX,
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.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT |
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TMIO_MMC_USE_GPIO_CD |
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TMIO_MMC_WRPROTECT_DISABLE,
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.tmio_caps = MMC_CAP_SD_HIGHSPEED,
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.tmio_ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
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.cd_gpio = 13,
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};
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static struct resource sdhi2_resources[] = {
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[0] = {
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.name = "SDHI2",
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.start = 0xee140000,
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.end = 0xee1400ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
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.start = gic_spi(103),
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.name = SH_MOBILE_SDHI_IRQ_SDCARD,
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.start = gic_spi(104),
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.flags = IORESOURCE_IRQ,
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},
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[3] = {
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.name = SH_MOBILE_SDHI_IRQ_SDIO,
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.start = gic_spi(105),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device sdhi2_device = {
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.name = "sh_mobile_sdhi",
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.id = 2,
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.num_resources = ARRAY_SIZE(sdhi2_resources),
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.resource = sdhi2_resources,
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.dev = {
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.platform_data = &sdhi2_info,
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},
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};
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/* KEY */
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#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
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static struct gpio_keys_button gpio_buttons[] = {
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GPIO_KEY(KEY_BACK, GPIO_PCF8575_PORT10, "SW3"),
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GPIO_KEY(KEY_RIGHT, GPIO_PCF8575_PORT11, "SW2-R"),
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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_card_info fsi2_ak4648_info = {
|
|
.name = "AK4648",
|
|
.card = "FSI2A-AK4648",
|
|
.codec = "ak4642-codec.0-0012",
|
|
.platform = "sh_fsi2",
|
|
.daifmt = SND_SOC_DAIFMT_LEFT_J,
|
|
.cpu_dai = {
|
|
.name = "fsia-dai",
|
|
.fmt = SND_SOC_DAIFMT_CBS_CFS,
|
|
},
|
|
.codec_dai = {
|
|
.name = "ak4642-hifi",
|
|
.fmt = SND_SOC_DAIFMT_CBM_CFM,
|
|
.sysclk = 11289600,
|
|
},
|
|
};
|
|
|
|
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,
|
|
};
|
|
|
|
static unsigned long pin_pullup_conf[] = {
|
|
PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 0),
|
|
};
|
|
|
|
static const struct pinctrl_map kzm_pinctrl_map[] = {
|
|
/* FSIA (AK4648) */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
|
|
"fsia_mclk_in", "fsia"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
|
|
"fsia_sclk_in", "fsia"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
|
|
"fsia_data_in", "fsia"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
|
|
"fsia_data_out", "fsia"),
|
|
/* I2C3 */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("i2c-sh_mobile.3", "pfc-sh73a0",
|
|
"i2c3_1", "i2c3"),
|
|
/* LCD */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh73a0",
|
|
"lcd_data24", "lcd"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh73a0",
|
|
"lcd_sync", "lcd"),
|
|
/* MMCIF */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
|
|
"mmc0_data8_0", "mmc0"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
|
|
"mmc0_ctrl_0", "mmc0"),
|
|
PIN_MAP_CONFIGS_PIN_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
|
|
"PORT279", pin_pullup_conf),
|
|
PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
|
|
"mmc0_data8_0", pin_pullup_conf),
|
|
/* SCIFA4 */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
|
|
"scifa4_data", "scifa4"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
|
|
"scifa4_ctrl", "scifa4"),
|
|
/* SDHI0 */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
|
|
"sdhi0_data4", "sdhi0"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
|
|
"sdhi0_ctrl", "sdhi0"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
|
|
"sdhi0_cd", "sdhi0"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
|
|
"sdhi0_wp", "sdhi0"),
|
|
/* SDHI2 */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh73a0",
|
|
"sdhi2_data4", "sdhi2"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh73a0",
|
|
"sdhi2_ctrl", "sdhi2"),
|
|
/* SMSC */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x.0", "pfc-sh73a0",
|
|
"bsc_cs4", "bsc"),
|
|
/* USB */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs", "pfc-sh73a0",
|
|
"usb_vbus", "usb"),
|
|
};
|
|
|
|
/*
|
|
* 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 (!of_machine_is_compatible("renesas,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));
|
|
|
|
pinctrl_register_mappings(kzm_pinctrl_map, ARRAY_SIZE(kzm_pinctrl_map));
|
|
|
|
sh73a0_pinmux_init();
|
|
|
|
/* SMSC */
|
|
gpio_request_one(224, GPIOF_IN, NULL); /* IRQ3 */
|
|
|
|
/* LCDC */
|
|
gpio_request_one(222, GPIOF_OUT_INIT_HIGH, NULL); /* LCDCDON */
|
|
gpio_request_one(226, GPIOF_OUT_INIT_HIGH, NULL); /* SC */
|
|
|
|
/* Touchscreen */
|
|
gpio_request_one(223, GPIOF_IN, NULL); /* IRQ8 */
|
|
|
|
/* enable SD */
|
|
gpio_request(GPIO_FN_SDHI0_VCCQ_MC0_ON, NULL);
|
|
gpio_request_one(15, GPIOF_OUT_INIT_HIGH, NULL); /* power */
|
|
|
|
/* enable Micro SD */
|
|
gpio_request_one(14, GPIOF_OUT_INIT_HIGH, NULL); /* power */
|
|
|
|
#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
|