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+/*
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+ * mackerel board support
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+ *
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+ * Copyright (C) 2010 Renesas Solutions Corp.
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+ * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
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+ *
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+ * based on ap4evb
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+ * Copyright (C) 2010 Magnus Damm
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+ * Copyright (C) 2008 Yoshihiro Shimoda
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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/gpio.h>
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+#include <linux/input.h>
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+#include <linux/io.h>
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+#include <linux/mtd/mtd.h>
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+#include <linux/mtd/partitions.h>
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+#include <linux/mtd/physmap.h>
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+#include <linux/smsc911x.h>
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+#include <linux/usb/r8a66597.h>
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+
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+#include <video/sh_mobile_lcdc.h>
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+
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+#include <mach/common.h>
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+#include <mach/sh7372.h>
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+
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+#include <asm/mach/arch.h>
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+#include <asm/mach/time.h>
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+#include <asm/mach/map.h>
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+#include <asm/mach-types.h>
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+
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+/*
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+ * Address Interface BusWidth note
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+ * ------------------------------------------------------------------
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+ * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
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+ * 0x0800_0000 user area -
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+ * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
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+ * 0x1400_0000 Ether (LAN9220) 16bit
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+ * 0x1600_0000 user area - cannot use with NAND
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+ * 0x1800_0000 user area -
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+ * 0x1A00_0000 -
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+ * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
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+ */
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+
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+/*
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+ * CPU mode
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+ *
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+ * SW4 | Boot Area| Master | Remarks
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+ * 1 | 2 | 3 | 4 | 5 | 6 | 8 | | Processor|
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+ * ----+-----+-----+-----+-----+-----+-----+----------+----------+--------------
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+ * ON | ON | OFF | ON | ON | OFF | OFF | External | System | External ROM
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+ * ON | ON | ON | ON | ON | OFF | OFF | External | System | ROM Debug
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+ * ON | ON | X | ON | OFF | OFF | OFF | Built-in | System | ROM Debug
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+ * X | OFF | X | X | X | X | OFF | Built-in | System | MaskROM
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+ * OFF | X | X | X | X | X | OFF | Built-in | System | MaskROM
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+ * X | X | X | OFF | X | X | OFF | Built-in | System | MaskROM
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+ * OFF | ON | OFF | X | X | OFF | ON | External | System | Standalone
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+ * ON | OFF | OFF | X | X | OFF | ON | External | Realtime | Standalone
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+*/
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+
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+/*
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+ * NOR Flash ROM
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+ *
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+ * SW1 | SW2 | SW7 | NOR Flash ROM
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+ * bit1 | bit1 bit2 | bit1 | Memory allocation
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+ * ------+------------+------+------------------
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+ * OFF | ON OFF | ON | Area 0
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+ * OFF | ON OFF | OFF | Area 4
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+ */
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+
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+/*
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+ * SMSC 9220
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+ *
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+ * SW1 SMSC 9220
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+ * -----------------------
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+ * ON access disable
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+ * OFF access enable
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+ */
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+
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+/*
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+ * NAND Flash ROM
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+ *
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+ * SW1 | SW2 | SW7 | NAND Flash ROM
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+ * bit1 | bit1 bit2 | bit2 | Memory allocation
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+ * ------+------------+------+------------------
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+ * OFF | ON OFF | ON | FCE 0
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+ * OFF | ON OFF | OFF | FCE 1
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+ */
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+
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+/*
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+ * External interrupt pin settings
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+ *
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+ * IRQX | pin setting | device | level
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+ * ------+--------------------+--------------------+-------
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+ * IRQ0 | ICR1A.IRQ0SA=0010 | SDHI2 card detect | Low
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+ * IRQ6 | ICR1A.IRQ6SA=0011 | Ether(LAN9220) | High
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+ * IRQ7 | ICR1A.IRQ7SA=0010 | LCD Tuch Panel | Low
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+ * IRQ8 | ICR2A.IRQ8SA=0010 | MMC/SD card detect | Low
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+ * IRQ9 | ICR2A.IRQ9SA=0010 | KEY(TCA6408) | Low
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+ * IRQ21 | ICR4A.IRQ21SA=0011 | Sensor(ADXL345) | High
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+ * IRQ22 | ICR4A.IRQ22SA=0011 | Sensor(AK8975) | High
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+ */
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+
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+/*
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+ * USB
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+ *
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+ * USB0 : CN22 : Function
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+ * USB1 : CN31 : Function/Host *1
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+ *
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+ * J30 (for CN31) *1
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+ * ----------+---------------+-------------
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+ * 1-2 short | VBUS 5V | Host
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+ * open | external VBUS | Function
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+ *
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+ * *1
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+ * CN31 is used as Host in Linux.
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+ */
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+
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+/* MTD */
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+static struct mtd_partition nor_flash_partitions[] = {
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+ {
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+ .name = "loader",
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+ .offset = 0x00000000,
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+ .size = 512 * 1024,
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+ .mask_flags = MTD_WRITEABLE,
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+ },
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+ {
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+ .name = "bootenv",
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+ .offset = MTDPART_OFS_APPEND,
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+ .size = 512 * 1024,
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+ .mask_flags = MTD_WRITEABLE,
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+ },
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+ {
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+ .name = "kernel_ro",
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+ .offset = MTDPART_OFS_APPEND,
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+ .size = 8 * 1024 * 1024,
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+ .mask_flags = MTD_WRITEABLE,
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+ },
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+ {
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+ .name = "kernel",
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+ .offset = MTDPART_OFS_APPEND,
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+ .size = 8 * 1024 * 1024,
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+ },
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+ {
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+ .name = "data",
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+ .offset = MTDPART_OFS_APPEND,
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+ .size = MTDPART_SIZ_FULL,
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+ },
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+};
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+
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+static struct physmap_flash_data nor_flash_data = {
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+ .width = 2,
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+ .parts = nor_flash_partitions,
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+ .nr_parts = ARRAY_SIZE(nor_flash_partitions),
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+};
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+
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+static struct resource nor_flash_resources[] = {
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+ [0] = {
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+ .start = 0x00000000,
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+ .end = 0x08000000 - 1,
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+ .flags = IORESOURCE_MEM,
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+ }
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+};
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+
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+static struct platform_device nor_flash_device = {
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+ .name = "physmap-flash",
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+ .dev = {
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+ .platform_data = &nor_flash_data,
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+ },
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+ .num_resources = ARRAY_SIZE(nor_flash_resources),
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+ .resource = nor_flash_resources,
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+};
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+
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+/* SMSC */
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+static struct resource smc911x_resources[] = {
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+ {
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+ .start = 0x14000000,
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+ .end = 0x16000000 - 1,
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+ .flags = IORESOURCE_MEM,
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+ }, {
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+ .start = evt2irq(0x02c0) /* IRQ6A */,
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+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
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+ },
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+};
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+
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+static struct smsc911x_platform_config smsc911x_info = {
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+ .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
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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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+
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+static struct platform_device smc911x_device = {
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+ .name = "smsc911x",
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+ .id = -1,
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+ .num_resources = ARRAY_SIZE(smc911x_resources),
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+ .resource = smc911x_resources,
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+ .dev = {
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+ .platform_data = &smsc911x_info,
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+ },
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+};
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+
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+/* LCDC */
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+static struct fb_videomode mackerel_lcdc_modes[] = {
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+ {
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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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+};
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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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+ .bpp = 16,
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+ .lcd_cfg = mackerel_lcdc_modes,
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+ .num_cfg = ARRAY_SIZE(mackerel_lcdc_modes),
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+ .interface_type = RGB24,
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+ .clock_divider = 2,
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+ .flags = 0,
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+ .lcd_size_cfg.width = 152,
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+ .lcd_size_cfg.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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+
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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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+
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+/* USB1 (Host) */
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+static void usb1_host_port_power(int port, int power)
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+{
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+ if (!power) /* only power-on is supported for now */
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+ return;
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+
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+ /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
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+ __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
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+}
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+
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+static struct r8a66597_platdata usb1_host_data = {
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+ .on_chip = 1,
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+ .port_power = usb1_host_port_power,
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+};
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+
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+static struct resource usb1_host_resources[] = {
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+ [0] = {
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+ .name = "USBHS",
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+ .start = 0xE68B0000,
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+ .end = 0xE68B00E6 - 1,
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+ .flags = IORESOURCE_MEM,
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+ },
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+ [1] = {
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+ .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
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+ .flags = IORESOURCE_IRQ,
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+ },
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+};
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+
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+static struct platform_device usb1_host_device = {
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+ .name = "r8a66597_hcd",
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+ .id = 1,
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+ .dev = {
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+ .dma_mask = NULL, /* not use dma */
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+ .coherent_dma_mask = 0xffffffff,
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+ .platform_data = &usb1_host_data,
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+ },
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+ .num_resources = ARRAY_SIZE(usb1_host_resources),
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+ .resource = usb1_host_resources,
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+};
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+
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+static struct platform_device *mackerel_devices[] __initdata = {
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+ &nor_flash_device,
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+ &smc911x_device,
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+ &lcdc_device,
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+ &usb1_host_device,
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+};
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+
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+static struct map_desc mackerel_io_desc[] __initdata = {
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+ /* create a 1:1 entity map for 0xe6xxxxxx
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+ * used by CPGA, INTC and PFC.
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+ */
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+ {
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+ .virtual = 0xe6000000,
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+ .pfn = __phys_to_pfn(0xe6000000),
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+ .length = 256 << 20,
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+ .type = MT_DEVICE_NONSHARED
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+ },
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+};
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+
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+static void __init mackerel_map_io(void)
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+{
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+ iotable_init(mackerel_io_desc, ARRAY_SIZE(mackerel_io_desc));
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+
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+ /* setup early devices and console here as well */
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+ sh7372_add_early_devices();
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+ shmobile_setup_console();
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+}
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+
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+static void __init mackerel_init(void)
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+{
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+ sh7372_pinmux_init();
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+
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+ /* enable SCIFA0 */
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+ gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
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+ gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
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+
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+ /* enable SMSC911X */
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+ gpio_request(GPIO_FN_CS5A, NULL);
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+ gpio_request(GPIO_FN_IRQ6_39, NULL);
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+
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+ /* LCDC */
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+ gpio_request(GPIO_FN_LCDD23, NULL);
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+ gpio_request(GPIO_FN_LCDD22, NULL);
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+ gpio_request(GPIO_FN_LCDD21, NULL);
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+ gpio_request(GPIO_FN_LCDD20, NULL);
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+ gpio_request(GPIO_FN_LCDD19, NULL);
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+ gpio_request(GPIO_FN_LCDD18, NULL);
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+ gpio_request(GPIO_FN_LCDD17, NULL);
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+ gpio_request(GPIO_FN_LCDD16, NULL);
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+ gpio_request(GPIO_FN_LCDD15, NULL);
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+ gpio_request(GPIO_FN_LCDD14, NULL);
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+ gpio_request(GPIO_FN_LCDD13, NULL);
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+ gpio_request(GPIO_FN_LCDD12, NULL);
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+ gpio_request(GPIO_FN_LCDD11, NULL);
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+ gpio_request(GPIO_FN_LCDD10, NULL);
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+ gpio_request(GPIO_FN_LCDD9, NULL);
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+ gpio_request(GPIO_FN_LCDD8, NULL);
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+ gpio_request(GPIO_FN_LCDD7, NULL);
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+ gpio_request(GPIO_FN_LCDD6, NULL);
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+ gpio_request(GPIO_FN_LCDD5, NULL);
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+ gpio_request(GPIO_FN_LCDD4, NULL);
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+ gpio_request(GPIO_FN_LCDD3, NULL);
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+ gpio_request(GPIO_FN_LCDD2, NULL);
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+ gpio_request(GPIO_FN_LCDD1, NULL);
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+ gpio_request(GPIO_FN_LCDD0, NULL);
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+ gpio_request(GPIO_FN_LCDDISP, NULL);
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+ gpio_request(GPIO_FN_LCDDCK, NULL);
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+
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+ gpio_request(GPIO_PORT31, NULL); /* backlight */
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+ gpio_direction_output(GPIO_PORT31, 1);
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+
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+ gpio_request(GPIO_PORT151, NULL); /* LCDDON */
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+ gpio_direction_output(GPIO_PORT151, 1);
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+
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+ /* USB enable */
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+ gpio_request(GPIO_FN_VBUS0_1, NULL);
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+ gpio_request(GPIO_FN_IDIN_1_18, NULL);
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+ gpio_request(GPIO_FN_PWEN_1_115, NULL);
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+ gpio_request(GPIO_FN_OVCN_1_114, NULL);
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+ gpio_request(GPIO_FN_EXTLP_1, NULL);
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+ gpio_request(GPIO_FN_OVCN2_1, NULL);
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+
|
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+ /* setup USB phy */
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|
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+ __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
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|
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+
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|
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+
|
|
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+ sh7372_add_standard_devices();
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|
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+
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|
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+ platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices));
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|
|
+}
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|
|
+
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|
|
+static void __init mackerel_timer_init(void)
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|
|
+{
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|
|
+ sh7372_clock_init();
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|
|
+ shmobile_timer.init();
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|
|
+}
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|
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+
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|
|
+static struct sys_timer mackerel_timer = {
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|
|
+ .init = mackerel_timer_init,
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|
|
+};
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|
|
+
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|
|
+MACHINE_START(MACKEREL, "mackerel")
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|
|
+ .map_io = mackerel_map_io,
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|
|
+ .init_irq = sh7372_init_irq,
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|
|
+ .init_machine = mackerel_init,
|
|
|
+ .timer = &mackerel_timer,
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|
|
+MACHINE_END
|
Paul Mundt