[ARM] pxa: Add multi-io support for e-series
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>
diff --git a/arch/arm/mach-pxa/e400.c b/arch/arm/mach-pxa/e400.c
index 544bbaa..7716ad0 100644
--- a/arch/arm/mach-pxa/e400.c
+++ b/arch/arm/mach-pxa/e400.c
@@ -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 @@
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 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);
}