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[ARM] pxa: Add multi-io support for e-series

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This patchset provides support for the TMIO based IO controller used in the
    Toshiba e-series PDAs.

    Signed-off-by: Ian Molton <spyro@f2s.com>
    Acked-by: Samuel Ortiz <sameo@openedhand.com>
    Acked-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Ian Molton
2008-09-26 13:38:59 +01:00
parent f4ad9a9624
commit b1ae1b7b27
9 changed files with 320 additions and 8 deletions
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65
arch/arm/mach-pxa/e400.c
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@ -12,20 +12,26 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/mfd/t7l66xb.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <asm/setup.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/pxa-regs.h>
#include <mach/mfp-pxa25x.h>
#include <mach/pxa-regs.h>
#include <mach/hardware.h>
#include <mach/eseries-gpio.h>
#include <mach/pxafb.h>
#include <mach/udc.h>
#include "generic.h"
#include "eseries.h"
#include "clock.h"
/* ------------------------ E400 LCD definitions ------------------------ */
@ -65,7 +71,10 @@ static unsigned long e400_pin_config[] __initdata = {
GPIO42_BTUART_RXD,
GPIO43_BTUART_TXD,
GPIO44_BTUART_CTS,
GPIO45_GPIO, /* Used by TMIO for #SUSPEND */
/* TMIO controller */
GPIO19_GPIO, /* t7l66xb #PCLR */
GPIO45_GPIO, /* t7l66xb #SUSPEND (NOT BTUART!) */
/* wakeup */
GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,
@ -73,10 +82,60 @@ static unsigned long e400_pin_config[] __initdata = {
/* ---------------------------------------------------------------------- */
static struct mtd_partition partition_a = {
.name = "Internal NAND flash",
.offset = 0,
.size = MTDPART_SIZ_FULL,
};
static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
static struct nand_bbt_descr e400_t7l66xb_nand_bbt = {
.options = 0,
.offs = 4,
.len = 2,
.pattern = scan_ff_pattern
};
static struct tmio_nand_data e400_t7l66xb_nand_config = {
.num_partitions = 1,
.partition = &partition_a,
.badblock_pattern = &e400_t7l66xb_nand_bbt,
};
static struct t7l66xb_platform_data e400_t7l66xb_info = {
.irq_base = IRQ_BOARD_START,
.enable = &eseries_tmio_enable,
.suspend = &eseries_tmio_suspend,
.resume = &eseries_tmio_resume,
.nand_data = &e400_t7l66xb_nand_config,
};
static struct platform_device e400_t7l66xb_device = {
.name = "t7l66xb",
.id = -1,
.dev = {
.platform_data = &e400_t7l66xb_info,
},
.num_resources = 2,
.resource = eseries_tmio_resources,
};
/* ---------------------------------------------------------- */
static struct platform_device *devices[] __initdata = {
&e400_t7l66xb_device,
};
static void __init e400_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(e400_pin_config));
/* Fixme - e400 may have a switched clock */
eseries_register_clks();
eseries_get_tmio_gpios();
set_pxa_fb_info(&e400_pxafb_mach_info);
platform_add_devices(devices, ARRAY_SIZE(devices));
pxa_set_udc_info(&e7xx_udc_mach_info);
}