2005-04-17 06:20:36 +08:00
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/*
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2005-07-11 02:58:11 +08:00
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* linux/arch/arm/mach-omap1/board-perseus2.c
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2005-04-17 06:20:36 +08:00
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*
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* Modified from board-generic.c
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*
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* Original OMAP730 support by Jean Pihet <j-pihet@ti.com>
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* Updated for 2.6 by Kevin Hilman <kjh@hilman.org>
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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 version 2 as
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* published by the Free Software Foundation.
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*/
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2011-07-26 17:53:52 +08:00
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#include <linux/gpio.h>
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2005-04-17 06:20:36 +08:00
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#include <linux/kernel.h>
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#include <linux/init.h>
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2005-10-30 02:07:23 +08:00
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#include <linux/platform_device.h>
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2005-04-17 06:20:36 +08:00
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#include <linux/delay.h>
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#include <linux/mtd/mtd.h>
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2006-04-03 00:46:30 +08:00
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#include <linux/mtd/nand.h>
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2005-04-17 06:20:36 +08:00
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#include <linux/mtd/partitions.h>
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2010-02-16 02:03:32 +08:00
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#include <linux/mtd/physmap.h>
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2006-04-03 00:46:30 +08:00
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#include <linux/input.h>
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2009-12-12 08:16:33 +08:00
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#include <linux/smc91x.h>
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2011-09-20 20:23:13 +08:00
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#include <linux/omapfb.h>
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2005-04-17 06:20:36 +08:00
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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2009-10-21 00:40:47 +08:00
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#include <plat/tc.h>
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#include <plat/mux.h>
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#include <plat/fpga.h>
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2010-02-16 02:03:32 +08:00
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#include <plat/flash.h>
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2009-10-21 00:40:47 +08:00
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#include <plat/keypad.h>
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#include <plat/board.h>
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2005-04-17 06:20:36 +08:00
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2012-02-25 02:34:34 +08:00
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#include <mach/hardware.h>
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#include "iomap.h"
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#include "common.h"
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2010-12-21 05:09:22 +08:00
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static const unsigned int p2_keymap[] = {
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KEY(0, 0, KEY_UP),
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KEY(1, 0, KEY_RIGHT),
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KEY(2, 0, KEY_LEFT),
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KEY(3, 0, KEY_DOWN),
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KEY(4, 0, KEY_ENTER),
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KEY(0, 1, KEY_F10),
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KEY(1, 1, KEY_SEND),
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KEY(2, 1, KEY_END),
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KEY(3, 1, KEY_VOLUMEDOWN),
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KEY(4, 1, KEY_VOLUMEUP),
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KEY(5, 1, KEY_RECORD),
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KEY(0, 2, KEY_F9),
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KEY(1, 2, KEY_3),
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KEY(2, 2, KEY_6),
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KEY(3, 2, KEY_9),
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KEY(4, 2, KEY_KPDOT),
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KEY(0, 3, KEY_BACK),
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KEY(1, 3, KEY_2),
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KEY(2, 3, KEY_5),
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KEY(3, 3, KEY_8),
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KEY(4, 3, KEY_0),
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KEY(5, 3, KEY_KPSLASH),
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KEY(0, 4, KEY_HOME),
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KEY(1, 4, KEY_1),
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KEY(2, 4, KEY_4),
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KEY(3, 4, KEY_7),
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KEY(4, 4, KEY_KPASTERISK),
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KEY(5, 4, KEY_POWER),
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2006-04-03 00:46:30 +08:00
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};
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2009-12-12 08:16:33 +08:00
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static struct smc91x_platdata smc91x_info = {
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.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
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.leda = RPC_LED_100_10,
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.ledb = RPC_LED_TX_RX,
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};
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2005-04-17 06:20:36 +08:00
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static struct resource smc91x_resources[] = {
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[0] = {
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.start = H2P2_DBG_FPGA_ETHR_START, /* Physical */
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.end = H2P2_DBG_FPGA_ETHR_START + 0xf,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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2009-09-18 11:09:39 +08:00
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.start = INT_7XX_MPU_EXT_NIRQ,
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2005-04-17 06:20:36 +08:00
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.end = 0,
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2008-01-15 06:30:10 +08:00
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.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
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2005-04-17 06:20:36 +08:00
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},
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};
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2006-04-03 00:46:30 +08:00
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static struct mtd_partition nor_partitions[] = {
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2005-04-17 06:20:36 +08:00
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/* bootloader (U-Boot, etc) in first sector */
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{
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.name = "bootloader",
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.offset = 0,
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.size = SZ_128K,
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.mask_flags = MTD_WRITEABLE, /* force read-only */
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},
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/* bootloader params in the next sector */
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{
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.name = "params",
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.offset = MTDPART_OFS_APPEND,
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.size = SZ_128K,
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.mask_flags = 0,
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},
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/* kernel */
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{
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.name = "kernel",
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.offset = MTDPART_OFS_APPEND,
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.size = SZ_2M,
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.mask_flags = 0
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},
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/* rest of flash is a file system */
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{
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.name = "rootfs",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL,
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.mask_flags = 0
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},
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};
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2010-02-16 02:03:32 +08:00
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static struct physmap_flash_data nor_data = {
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2005-04-17 06:20:36 +08:00
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.width = 2,
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2010-02-16 02:03:32 +08:00
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.set_vpp = omap1_set_vpp,
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2006-04-03 00:46:30 +08:00
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.parts = nor_partitions,
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.nr_parts = ARRAY_SIZE(nor_partitions),
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2005-04-17 06:20:36 +08:00
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};
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2006-04-03 00:46:30 +08:00
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static struct resource nor_resource = {
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2005-09-09 06:07:38 +08:00
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.start = OMAP_CS0_PHYS,
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.end = OMAP_CS0_PHYS + SZ_32M - 1,
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2005-04-17 06:20:36 +08:00
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.flags = IORESOURCE_MEM,
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};
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2006-04-03 00:46:30 +08:00
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static struct platform_device nor_device = {
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2010-02-16 02:03:32 +08:00
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.name = "physmap-flash",
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2005-04-17 06:20:36 +08:00
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.id = 0,
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.dev = {
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2006-04-03 00:46:30 +08:00
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.platform_data = &nor_data,
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},
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.num_resources = 1,
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.resource = &nor_resource,
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};
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2009-12-12 08:16:33 +08:00
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static void nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
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{
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struct nand_chip *this = mtd->priv;
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unsigned long mask;
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if (cmd == NAND_CMD_NONE)
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return;
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mask = (ctrl & NAND_CLE) ? 0x02 : 0;
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if (ctrl & NAND_ALE)
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mask |= 0x04;
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writeb(cmd, (unsigned long)this->IO_ADDR_W | mask);
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}
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#define P2_NAND_RB_GPIO_PIN 62
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static int nand_dev_ready(struct mtd_info *mtd)
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{
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return gpio_get_value(P2_NAND_RB_GPIO_PIN);
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}
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static const char *part_probes[] = { "cmdlinepart", NULL };
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static struct platform_nand_data nand_data = {
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.chip = {
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.nr_chips = 1,
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.chip_offset = 0,
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.options = NAND_SAMSUNG_LP_OPTIONS,
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.part_probe_types = part_probes,
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},
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.ctrl = {
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.cmd_ctrl = nand_cmd_ctl,
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.dev_ready = nand_dev_ready,
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},
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2006-04-03 00:46:30 +08:00
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};
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static struct resource nand_resource = {
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.start = OMAP_CS3_PHYS,
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.end = OMAP_CS3_PHYS + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device nand_device = {
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2009-12-12 08:16:33 +08:00
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.name = "gen_nand",
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2006-04-03 00:46:30 +08:00
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.id = 0,
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.dev = {
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.platform_data = &nand_data,
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2005-04-17 06:20:36 +08:00
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},
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.num_resources = 1,
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2006-04-03 00:46:30 +08:00
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.resource = &nand_resource,
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2005-04-17 06:20:36 +08:00
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};
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static struct platform_device smc91x_device = {
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.name = "smc91x",
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.id = 0,
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2009-12-12 08:16:33 +08:00
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.dev = {
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.platform_data = &smc91x_info,
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},
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2005-04-17 06:20:36 +08:00
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.num_resources = ARRAY_SIZE(smc91x_resources),
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.resource = smc91x_resources,
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};
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2006-04-03 00:46:30 +08:00
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static struct resource kp_resources[] = {
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[0] = {
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2009-09-18 11:09:39 +08:00
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.start = INT_7XX_MPUIO_KEYPAD,
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.end = INT_7XX_MPUIO_KEYPAD,
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2006-04-03 00:46:30 +08:00
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.flags = IORESOURCE_IRQ,
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},
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};
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2010-12-21 05:09:22 +08:00
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static const struct matrix_keymap_data p2_keymap_data = {
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.keymap = p2_keymap,
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.keymap_size = ARRAY_SIZE(p2_keymap),
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};
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2006-04-03 00:46:30 +08:00
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static struct omap_kp_platform_data kp_data = {
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2006-09-29 16:59:20 +08:00
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.rows = 8,
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.cols = 8,
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2010-12-21 05:09:22 +08:00
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.keymap_data = &p2_keymap_data,
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2006-09-29 16:59:20 +08:00
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.delay = 4,
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2010-12-21 05:09:22 +08:00
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.dbounce = true,
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2006-04-03 00:46:30 +08:00
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};
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static struct platform_device kp_device = {
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.name = "omap-keypad",
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.id = -1,
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.dev = {
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.platform_data = &kp_data,
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},
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.num_resources = ARRAY_SIZE(kp_resources),
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.resource = kp_resources,
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};
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2005-04-17 06:20:36 +08:00
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static struct platform_device *devices[] __initdata = {
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2006-04-03 00:46:30 +08:00
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&nor_device,
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&nand_device,
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2005-04-17 06:20:36 +08:00
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&smc91x_device,
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2006-04-03 00:46:30 +08:00
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&kp_device,
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2005-04-17 06:20:36 +08:00
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};
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2005-11-10 22:26:48 +08:00
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static struct omap_lcd_config perseus2_lcd_config __initdata = {
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.ctrl_name = "internal",
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};
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2010-12-08 08:26:55 +08:00
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static void __init perseus2_init_smc91x(void)
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{
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fpga_write(1, H2P2_DBG_FPGA_LAN_RESET);
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mdelay(50);
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fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1,
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H2P2_DBG_FPGA_LAN_RESET);
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mdelay(50);
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}
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2005-04-17 06:20:36 +08:00
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static void __init omap_perseus2_init(void)
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{
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2011-10-06 06:14:02 +08:00
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/* Early, board-dependent init */
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/*
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* Hold GSM Reset until needed
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*/
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omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL);
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/*
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* UARTs -> done automagically by 8250 driver
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*/
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/*
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* CSx timings, GPIO Mux ... setup
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*/
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/* Flash: CS0 timings setup */
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omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0);
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omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0);
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/*
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* Ethernet support through the debug board
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* CS1 timings setup
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*/
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omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1);
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omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1);
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/*
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* Configure MPU_EXT_NIRQ IO in IO_CONF9 register,
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* It is used as the Ethernet controller interrupt
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*/
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omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF,
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OMAP7XX_IO_CONF_9);
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2010-12-08 08:26:55 +08:00
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perseus2_init_smc91x();
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2008-12-11 09:35:30 +08:00
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if (gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0)
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BUG();
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2009-12-12 08:16:33 +08:00
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gpio_direction_input(P2_NAND_RB_GPIO_PIN);
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2006-04-03 00:46:30 +08:00
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omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
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omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
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2010-07-05 21:31:39 +08:00
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/* Mux pins for keypad */
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omap_cfg_reg(E2_7XX_KBR0);
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omap_cfg_reg(J7_7XX_KBR1);
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omap_cfg_reg(E1_7XX_KBR2);
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omap_cfg_reg(F3_7XX_KBR3);
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omap_cfg_reg(D2_7XX_KBR4);
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omap_cfg_reg(C2_7XX_KBC0);
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omap_cfg_reg(D3_7XX_KBC1);
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omap_cfg_reg(E4_7XX_KBC2);
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omap_cfg_reg(F4_7XX_KBC3);
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omap_cfg_reg(E3_7XX_KBC4);
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2006-04-03 00:46:30 +08:00
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platform_add_devices(devices, ARRAY_SIZE(devices));
|
2005-11-10 22:26:48 +08:00
|
|
|
|
|
|
|
omap_serial_init();
|
2007-11-07 12:54:32 +08:00
|
|
|
omap_register_i2c_bus(1, 100, NULL, 0);
|
2011-09-20 20:23:13 +08:00
|
|
|
|
|
|
|
omapfb_set_lcd_config(&perseus2_lcd_config);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Only FPGA needs to be mapped here. All others are done with ioremap */
|
|
|
|
static struct map_desc omap_perseus2_io_desc[] __initdata = {
|
2005-10-28 22:19:00 +08:00
|
|
|
{
|
|
|
|
.virtual = H2P2_DBG_FPGA_BASE,
|
|
|
|
.pfn = __phys_to_pfn(H2P2_DBG_FPGA_START),
|
|
|
|
.length = H2P2_DBG_FPGA_SIZE,
|
|
|
|
.type = MT_DEVICE
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
static void __init omap_perseus2_map_io(void)
|
|
|
|
{
|
2011-10-06 06:14:02 +08:00
|
|
|
omap7xx_map_io();
|
2005-04-17 06:20:36 +08:00
|
|
|
iotable_init(omap_perseus2_io_desc,
|
|
|
|
ARRAY_SIZE(omap_perseus2_io_desc));
|
|
|
|
}
|
|
|
|
|
|
|
|
MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2")
|
2005-07-04 00:38:58 +08:00
|
|
|
/* Maintainer: Kevin Hilman <kjh@hilman.org> */
|
2011-07-06 10:38:15 +08:00
|
|
|
.atag_offset = 0x100,
|
2005-07-04 00:38:58 +08:00
|
|
|
.map_io = omap_perseus2_map_io,
|
2011-10-06 06:14:02 +08:00
|
|
|
.init_early = omap1_init_early,
|
2010-05-23 17:18:16 +08:00
|
|
|
.reserve = omap_reserve,
|
2011-10-06 06:14:02 +08:00
|
|
|
.init_irq = omap1_init_irq,
|
2005-07-04 00:38:58 +08:00
|
|
|
.init_machine = omap_perseus2_init,
|
2011-03-30 06:54:48 +08:00
|
|
|
.timer = &omap1_timer,
|
2011-11-06 01:06:28 +08:00
|
|
|
.restart = omap1_restart,
|
2005-04-17 06:20:36 +08:00
|
|
|
MACHINE_END
|