[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>

1 files changed, 34 insertions, 2 deletions

diff --git a/arch/arm/mach-pxa/e740.c b/arch/arm/mach-pxa/e740.c
index a9f070b1b80f..b00d670b2ea6 100644
--- a/arch/arm/mach-pxa/e740.c
+++ b/arch/arm/mach-pxa/e740.c
@@ -15,6 +15,8 @@
 #include <linux/device.h>
 #include <linux/platform_device.h>
 #include <linux/fb.h>
+#include <linux/clk.h>
+#include <linux/mfd/t7l66xb.h>
 
 #include <video/w100fb.h>
 
@@ -23,13 +25,16 @@
 #include <asm/mach-types.h>
 
 #include <mach/mfp-pxa25x.h>
+#include <mach/pxa-regs.h>
 #include <mach/hardware.h>
+#include <mach/eseries-gpio.h>
 #include <mach/udc.h>
 #include <mach/irda.h>
 
 #include "generic.h"
 #include "eseries.h"
-
+#include "clock.h"
+#include "devices.h"
 
 /* ------------------------ e740 video support --------------------------- */
 
@@ -117,7 +122,10 @@ static unsigned long e740_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!) */
 
         /* UDC */
         GPIO13_GPIO,
@@ -150,15 +158,39 @@ static unsigned long e740_pin_config[] __initdata = {
         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,
 };
 
+/* -------------------- e740 t7l66xb parameters -------------------- */
+
+static struct t7l66xb_platform_data e740_t7l66xb_info = {
+        .irq_base               = IRQ_BOARD_START,
+        .enable                 = &eseries_tmio_enable,
+        .suspend                = &eseries_tmio_suspend,
+        .resume                 = &eseries_tmio_resume,
+};
+
+static struct platform_device e740_t7l66xb_device = {
+        .name           = "t7l66xb",
+        .id             = -1,
+        .dev            = {
+                .platform_data = &e740_t7l66xb_info,
+        },
+        .num_resources = 2,
+        .resource      = eseries_tmio_resources,
+};
+
 /* ----------------------------------------------------------------------- */
 
 static struct platform_device *devices[] __initdata = {
         &e740_fb_device,
+        &e740_t7l66xb_device,
 };
 
 static void __init e740_init(void)
 {
         pxa2xx_mfp_config(ARRAY_AND_SIZE(e740_pin_config));
+        eseries_register_clks();
+        clk_add_alias("CLK_CK48M", &e740_t7l66xb_device.dev,
+                        "UDCCLK", &pxa25x_device_udc.dev),
+        eseries_get_tmio_gpios();
         platform_add_devices(devices, ARRAY_SIZE(devices));
         pxa_set_udc_info(&e7xx_udc_mach_info);
         e7xx_irda_init();