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This branch contains a set of various board updates for ARM platforms. A few shmobile platforms that are stale have been removed, some defconfig updates for various boards selecting new features such as pinctrl subsystem support, and various updates enabling peripherals, etc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIcBAABAgAGBQJQyLD0AAoJEIwa5zzehBx3nNYQAI8a1cS/0U1GGXhmYJs4ZJjM 9yeFKOQmv7kQMmqC9b9UhoCtqwsxR4s2qjUps3464q8pZmEXysc+Z5kH/av9ULJw zp62iTxa/qBfnF+UKCt4PAxoL9KvN36XgPH6OADiQ9rvsJ20zF8Agq22CiSF+8AR CfX60joQnd/BEBORP86Zm5AlAeXiah/MrUBQuiCgNq+Ew9bQ0/I15UKZzlLKeQST eYviHjlGPFcXWaxuIgNUQ5KzFfKtSERHHHsiIy9DEi0zq7fLhiwY+eIYUWN34aDp K+bV7wmh6ufa3/Z024Du5FkSI4fIOLz6b5hlJxOzgvQ3AZJ7JK8IYSXCibgUjWxO gFxpVj/MYGf+FlWVQpaf/niMuhYqRAbWy1rsGcmyn8+rb8cHxDHs/3Z4dQTmgxMf 6lEdR4npULAP22MSB71yQtPjn9XW1338a0/a5GPdvihZjwpMH2ZXRxAkGuGpamFT /oXwADuh5a+1uMctXQqb/1FnJcmH/mbEp40bU90AwSqJ6Y8FJts4P5B3H9RQ5rO7 uz/KVB4ilUHGONtrTiNohYbrNLj3t2kNUt8QrQINMWBHSDFHLUbK48QcoqK4uJPB 9RFu9mtovUvfJXVivOoO/BRVnKomUba7fhET1VP4UXiCc7WNtmj36kiXSHbfu3NV /ox1FAH3UU8jB91OeEqV =sgYz -----END PGP SIGNATURE----- Merge tag 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC board updates from Olof Johansson: "This branch contains a set of various board updates for ARM platforms. A few shmobile platforms that are stale have been removed, some defconfig updates for various boards selecting new features such as pinctrl subsystem support, and various updates enabling peripherals, etc." Fix up conflicts mostly as per Olof. * tag 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (58 commits) ARM: S3C64XX: Add dummy supplies for Glenfarclas LDOs ARM: S3C64XX: Add registration of WM2200 Bells device on Cragganmore ARM: kirkwood: Add Plat'Home OpenBlocks A6 support ARM: Dove: update defconfig ARM: Kirkwood: update defconfig for new boards arm: orion5x: add DT related options in defconfig arm: orion5x: convert 'LaCie Ethernet Disk mini v2' to Device Tree arm: orion5x: basic Device Tree support arm: orion5x: mechanical defconfig update ARM: kirkwood: Add support for the MPL CEC4 arm: kirkwood: add support for ZyXEL NSA310 ARM: Kirkwood: new board USI Topkick ARM: kirkwood: use gpio-fan DT binding on lsxl ARM: Kirkwood: add Netspace boards to defconfig ARM: kirkwood: DT board setup for Network Space Mini v2 ARM: kirkwood: DT board setup for Network Space Lite v2 ARM: kirkwood: DT board setup for Network Space v2 and parents leds: leds-ns2: add device tree binding ARM: Kirkwood: Enable the second I2C bus ARM: mmp: select pinctrl driver ...
332 lines
7.3 KiB
C
332 lines
7.3 KiB
C
/*
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* linux/arch/arm/mach-omap1/board-perseus2.c
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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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#include <linux/gpio.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/nand.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/input.h>
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#include <linux/smc91x.h>
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#include <linux/omapfb.h>
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#include <linux/platform_data/keypad-omap.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/mach/map.h>
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#include <mach/tc.h>
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#include <mach/mux.h>
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#include <mach/flash.h>
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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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#include "fpga.h"
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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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};
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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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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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.start = INT_7XX_MPU_EXT_NIRQ,
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.end = 0,
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.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
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},
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};
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static struct mtd_partition nor_partitions[] = {
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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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static struct physmap_flash_data nor_data = {
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.width = 2,
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.set_vpp = omap1_set_vpp,
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.parts = nor_partitions,
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.nr_parts = ARRAY_SIZE(nor_partitions),
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};
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static struct resource nor_resource = {
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.start = OMAP_CS0_PHYS,
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.end = OMAP_CS0_PHYS + SZ_32M - 1,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device nor_device = {
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.name = "physmap-flash",
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.id = 0,
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.dev = {
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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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#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 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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},
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.ctrl = {
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.cmd_ctrl = omap1_nand_cmd_ctl,
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.dev_ready = nand_dev_ready,
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},
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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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.name = "gen_nand",
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.id = 0,
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.dev = {
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.platform_data = &nand_data,
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},
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.num_resources = 1,
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.resource = &nand_resource,
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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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.dev = {
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.platform_data = &smc91x_info,
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},
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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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static struct resource kp_resources[] = {
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[0] = {
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.start = INT_7XX_MPUIO_KEYPAD,
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.end = INT_7XX_MPUIO_KEYPAD,
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.flags = IORESOURCE_IRQ,
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},
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};
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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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static struct omap_kp_platform_data kp_data = {
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.rows = 8,
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.cols = 8,
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.keymap_data = &p2_keymap_data,
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.delay = 4,
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.dbounce = true,
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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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static struct platform_device *devices[] __initdata = {
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&nor_device,
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&nand_device,
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&smc91x_device,
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&kp_device,
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};
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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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static void __init perseus2_init_smc91x(void)
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{
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__raw_writeb(1, H2P2_DBG_FPGA_LAN_RESET);
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mdelay(50);
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__raw_writeb(__raw_readb(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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static void __init omap_perseus2_init(void)
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{
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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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perseus2_init_smc91x();
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BUG_ON(gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0);
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gpio_direction_input(P2_NAND_RB_GPIO_PIN);
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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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/* 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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platform_add_devices(devices, ARRAY_SIZE(devices));
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omap_serial_init();
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omap_register_i2c_bus(1, 100, NULL, 0);
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omapfb_set_lcd_config(&perseus2_lcd_config);
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}
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/* Only FPGA needs to be mapped here. All others are done with ioremap */
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static struct map_desc omap_perseus2_io_desc[] __initdata = {
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{
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.virtual = H2P2_DBG_FPGA_BASE,
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.pfn = __phys_to_pfn(H2P2_DBG_FPGA_START),
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.length = H2P2_DBG_FPGA_SIZE,
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.type = MT_DEVICE
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}
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};
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static void __init omap_perseus2_map_io(void)
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{
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omap7xx_map_io();
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iotable_init(omap_perseus2_io_desc,
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ARRAY_SIZE(omap_perseus2_io_desc));
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}
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MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2")
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/* Maintainer: Kevin Hilman <kjh@hilman.org> */
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.atag_offset = 0x100,
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.map_io = omap_perseus2_map_io,
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.init_early = omap1_init_early,
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.init_irq = omap1_init_irq,
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.init_machine = omap_perseus2_init,
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.init_late = omap1_init_late,
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.timer = &omap1_timer,
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.restart = omap1_restart,
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MACHINE_END
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