410 lines
11 KiB
C
410 lines
11 KiB
C
/*
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* marzen board support
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*
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* Copyright (C) 2011, 2013 Renesas Solutions Corp.
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* Copyright (C) 2011 Magnus Damm
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* Copyright (C) 2013 Cogent Embedded, Inc.
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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/kernel.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/irq.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/io.h>
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#include <linux/leds.h>
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#include <linux/dma-mapping.h>
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#include <linux/pinctrl/machine.h>
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#include <linux/platform_data/camera-rcar.h>
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#include <linux/platform_data/gpio-rcar.h>
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#include <linux/platform_data/rcar-du.h>
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#include <linux/platform_data/usb-rcar-phy.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/spi/spi.h>
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#include <linux/spi/sh_hspi.h>
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#include <linux/mmc/host.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 <media/soc_camera.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/traps.h>
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#include "common.h"
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#include "irqs.h"
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#include "r8a7779.h"
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/* Fixed 3.3V regulator to be used by SDHI0 */
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static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
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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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};
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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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/* USB PHY */
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static struct resource usb_phy_resources[] = {
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[0] = {
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.start = 0xffe70800,
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.end = 0xffe70900 - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct rcar_phy_platform_data usb_phy_platform_data;
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static struct platform_device usb_phy = {
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.name = "rcar_usb_phy",
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.id = -1,
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.dev = {
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.platform_data = &usb_phy_platform_data,
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},
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.resource = usb_phy_resources,
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.num_resources = ARRAY_SIZE(usb_phy_resources),
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};
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/* SMSC LAN89218 */
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static struct resource smsc911x_resources[] = {
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[0] = {
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.start = 0x18000000, /* ExCS0 */
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.end = 0x180000ff, /* A1->A7 */
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = irq_pin(1), /* IRQ 1 */
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct smsc911x_platform_config smsc911x_platdata = {
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.flags = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
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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 eth_device = {
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.name = "smsc911x",
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.id = -1,
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.dev = {
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.platform_data = &smsc911x_platdata,
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},
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.resource = smsc911x_resources,
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.num_resources = ARRAY_SIZE(smsc911x_resources),
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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 = 0xffe4c000,
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.end = 0xffe4c0ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_iid(0x88),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct sh_mobile_sdhi_info sdhi0_platform_data = {
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.dma_slave_tx = HPBDMA_SLAVE_SDHI0_TX,
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.dma_slave_rx = HPBDMA_SLAVE_SDHI0_RX,
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.tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
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.tmio_caps = MMC_CAP_SD_HIGHSPEED,
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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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.id = 0,
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.dev = {
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.platform_data = &sdhi0_platform_data,
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}
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};
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/* Thermal */
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static struct resource thermal_resources[] = {
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[0] = {
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.start = 0xFFC48000,
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.end = 0xFFC48038 - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device thermal_device = {
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.name = "rcar_thermal",
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.resource = thermal_resources,
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.num_resources = ARRAY_SIZE(thermal_resources),
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};
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/* HSPI */
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static struct resource hspi_resources[] = {
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[0] = {
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.start = 0xFFFC7000,
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.end = 0xFFFC7018 - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device hspi_device = {
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.name = "sh-hspi",
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.id = 0,
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.resource = hspi_resources,
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.num_resources = ARRAY_SIZE(hspi_resources),
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};
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/*
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* DU
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*
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* The panel only specifies the [hv]display and [hv]total values. The position
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* and width of the sync pulses don't matter, they're copied from VESA timings.
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*/
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static struct rcar_du_encoder_data du_encoders[] = {
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{
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.type = RCAR_DU_ENCODER_VGA,
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.output = RCAR_DU_OUTPUT_DPAD0,
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}, {
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.type = RCAR_DU_ENCODER_LVDS,
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.output = RCAR_DU_OUTPUT_DPAD1,
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.connector.lvds.panel = {
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.width_mm = 210,
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.height_mm = 158,
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.mode = {
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.pixelclock = 65000000,
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.hactive = 1024,
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.hfront_porch = 20,
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.hback_porch = 160,
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.hsync_len = 136,
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.vactive = 768,
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.vfront_porch = 3,
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.vback_porch = 29,
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.vsync_len = 6,
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},
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},
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},
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};
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static const struct rcar_du_platform_data du_pdata __initconst = {
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.encoders = du_encoders,
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.num_encoders = ARRAY_SIZE(du_encoders),
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};
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static const struct resource du_resources[] __initconst = {
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DEFINE_RES_MEM(0xfff80000, 0x40000),
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DEFINE_RES_IRQ(gic_iid(0x3f)),
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};
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static void __init marzen_add_du_device(void)
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{
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struct platform_device_info info = {
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.name = "rcar-du-r8a7779",
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.id = -1,
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.res = du_resources,
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.num_res = ARRAY_SIZE(du_resources),
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.data = &du_pdata,
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.size_data = sizeof(du_pdata),
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.dma_mask = DMA_BIT_MASK(32),
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};
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platform_device_register_full(&info);
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}
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/* LEDS */
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static struct gpio_led marzen_leds[] = {
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{
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.name = "led2",
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.gpio = RCAR_GP_PIN(4, 29),
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.default_state = LEDS_GPIO_DEFSTATE_ON,
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}, {
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.name = "led3",
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.gpio = RCAR_GP_PIN(4, 30),
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.default_state = LEDS_GPIO_DEFSTATE_ON,
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}, {
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.name = "led4",
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.gpio = RCAR_GP_PIN(4, 31),
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.default_state = LEDS_GPIO_DEFSTATE_ON,
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},
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};
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static struct gpio_led_platform_data marzen_leds_pdata = {
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.leds = marzen_leds,
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.num_leds = ARRAY_SIZE(marzen_leds),
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};
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static struct platform_device leds_device = {
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.name = "leds-gpio",
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.id = 0,
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.dev = {
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.platform_data = &marzen_leds_pdata,
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},
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};
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/* VIN */
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static struct rcar_vin_platform_data vin_platform_data __initdata = {
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.flags = RCAR_VIN_BT656,
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};
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#define MARZEN_VIN(idx) \
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static struct resource vin##idx##_resources[] __initdata = { \
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DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000), \
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DEFINE_RES_IRQ(gic_iid(0x5f + (idx))), \
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}; \
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\
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static struct platform_device_info vin##idx##_info __initdata = { \
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.name = "r8a7779-vin", \
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.id = idx, \
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.res = vin##idx##_resources, \
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.num_res = ARRAY_SIZE(vin##idx##_resources), \
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.dma_mask = DMA_BIT_MASK(32), \
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.data = &vin_platform_data, \
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.size_data = sizeof(vin_platform_data), \
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}
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MARZEN_VIN(1);
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MARZEN_VIN(3);
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#define MARZEN_CAMERA(idx) \
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static struct i2c_board_info camera##idx##_info = { \
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I2C_BOARD_INFO("adv7180", 0x20 + (idx)), \
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}; \
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\
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static struct soc_camera_link iclink##idx##_adv7180 = { \
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.bus_id = 1 + 2 * (idx), \
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.i2c_adapter_id = 0, \
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.board_info = &camera##idx##_info, \
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}; \
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\
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static struct platform_device camera##idx##_device = { \
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.name = "soc-camera-pdrv", \
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.id = idx, \
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.dev = { \
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.platform_data = &iclink##idx##_adv7180, \
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}, \
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};
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MARZEN_CAMERA(0);
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MARZEN_CAMERA(1);
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static struct platform_device *marzen_devices[] __initdata = {
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ð_device,
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&sdhi0_device,
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&thermal_device,
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&hspi_device,
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&leds_device,
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&usb_phy,
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&camera0_device,
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&camera1_device,
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};
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static const struct pinctrl_map marzen_pinctrl_map[] = {
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/* DU (CN10: ARGB0, CN13: LVDS) */
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PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
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"du0_rgb888", "du0"),
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PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
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"du0_sync_1", "du0"),
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PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
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"du0_clk_out_0", "du0"),
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PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
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"du1_rgb666", "du1"),
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PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
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"du1_sync_1", "du1"),
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PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
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"du1_clk_out", "du1"),
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/* HSPI0 */
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PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
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"hspi0", "hspi0"),
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/* SCIF2 (CN18: DEBUG0) */
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PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779",
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"scif2_data_c", "scif2"),
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/* SCIF4 (CN19: DEBUG1) */
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PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779",
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"scif4_data", "scif4"),
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/* SDHI0 */
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
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"sdhi0_data4", "sdhi0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
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"sdhi0_ctrl", "sdhi0"),
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PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
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"sdhi0_cd", "sdhi0"),
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/* SMSC */
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PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
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"intc_irq1_b", "intc"),
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PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
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"lbsc_ex_cs0", "lbsc"),
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/* USB0 */
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PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
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"usb0", "usb0"),
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/* USB1 */
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PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
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"usb1", "usb1"),
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/* USB2 */
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PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
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"usb2", "usb2"),
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/* VIN1 */
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PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
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"vin1_clk", "vin1"),
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PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
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"vin1_data8", "vin1"),
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/* VIN3 */
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PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
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"vin3_clk", "vin3"),
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PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
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"vin3_data8", "vin3"),
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};
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static void __init marzen_init(void)
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{
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regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
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ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
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regulator_register_fixed(1, dummy_supplies,
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ARRAY_SIZE(dummy_supplies));
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pinctrl_register_mappings(marzen_pinctrl_map,
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ARRAY_SIZE(marzen_pinctrl_map));
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r8a7779_pinmux_init();
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r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */
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r8a7779_add_standard_devices();
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platform_device_register_full(&vin1_info);
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platform_device_register_full(&vin3_info);
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platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
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marzen_add_du_device();
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}
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static const char *marzen_boards_compat_dt[] __initdata = {
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"renesas,marzen",
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NULL,
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};
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DT_MACHINE_START(MARZEN, "marzen")
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.smp = smp_ops(r8a7779_smp_ops),
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.map_io = r8a7779_map_io,
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.init_early = r8a7779_add_early_devices,
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.init_irq = r8a7779_init_irq_dt,
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.init_machine = marzen_init,
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.init_late = r8a7779_init_late,
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.dt_compat = marzen_boards_compat_dt,
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.init_time = r8a7779_earlytimer_init,
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MACHINE_END
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