Hi,
* David Brownell <david-b@xxxxxxxxxxx> [081030 11:27]:
> From: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
>
> Build fixes for isp1301_omap; no behavior changes:
>
> - fix incorrect probe() signature (it changed many months ago)
> - provide missing functions on H3 and H4 boards
> - "sparse" fixes (static, NULL-vs-0)
>
> The H3 build bits subset some of the stuff that was previously in
> the OMAP tree but never went to mainline.
The i2c list address has changed to linux-i2c@vger which you probably
know by now :)
Tony
> Signed-off-by: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/i2c/chips/isp1301_omap.c | 65 ++++++++++++++++++++++++++-----------
> 1 file changed, 47 insertions(+), 18 deletions(-)
>
> --- a/drivers/i2c/chips/isp1301_omap.c
> +++ b/drivers/i2c/chips/isp1301_omap.c
> @@ -25,6 +25,7 @@
> #include <linux/slab.h>
> #include <linux/interrupt.h>
> #include <linux/platform_device.h>
> +#include <linux/gpio.h>
> #include <linux/usb/ch9.h>
> #include <linux/usb/gadget.h>
> #include <linux/usb.h>
> @@ -34,7 +35,10 @@
> #include <linux/io.h>
>
> #include <asm/irq.h>
> +#include <asm/mach-types.h>
> +
> #include <mach/usb.h>
> +#include <mach/mux.h>
>
>
> #ifndef DEBUG
> @@ -89,14 +93,9 @@ struct isp1301 {
>
> /*-------------------------------------------------------------------------*/
>
> -#ifdef CONFIG_MACH_OMAP_H2
> -
> /* board-specific PM hooks */
>
> -#include <asm/gpio.h>
> -#include <mach/mux.h>
> -#include <asm/mach-types.h>
> -
> +#if defined(CONFIG_MACH_OMAP_H2) || defined(CONFIG_MACH_OMAP_H3)
>
> #if defined(CONFIG_TPS65010) || defined(CONFIG_TPS65010_MODULE)
>
> @@ -136,6 +135,33 @@ static inline void notresponding(struct
>
> #endif
>
> +#if defined(CONFIG_MACH_OMAP_H4)
> +
> +static void enable_vbus_draw(struct isp1301 *isp, unsigned mA)
> +{
> + /* H4 controls this by DIP switch S2.4; no soft control.
> + * ON means the charger is always enabled. Leave it OFF
> + * unless the OTG port is used only in B-peripheral mode.
> + */
> +}
> +
> +static void enable_vbus_source(struct isp1301 *isp)
> +{
> + /* this board won't supply more than 8mA vbus power.
> + * some boards can switch a 100ma "unit load" (or more).
> + */
> +}
> +
> +
> +/* products will deliver OTG messages with LEDs, GUI, etc */
> +static inline void notresponding(struct isp1301 *isp)
> +{
> + printk(KERN_NOTICE "OTG device not responding.\n");
> +}
> +
> +
> +#endif
> +
> /*-------------------------------------------------------------------------*/
>
> static struct i2c_driver isp1301_driver;
> @@ -335,8 +361,7 @@ static int gadget_suspend(struct isp1301
> * NOTE: guaranteeing certain response times might mean we shouldn't
> * share keventd's work queue; a realtime task might be safest.
> */
> -void
> -isp1301_defer_work(struct isp1301 *isp, int work)
> +static void isp1301_defer_work(struct isp1301 *isp, int work)
> {
> int status;
>
> @@ -513,7 +538,6 @@ static void update_otg1(struct isp1301 *
> otg_ctrl &= ~OTG_XCEIV_INPUTS;
> otg_ctrl &= ~(OTG_ID|OTG_ASESSVLD|OTG_VBUSVLD);
>
> -
> if (int_src & INTR_SESS_VLD)
> otg_ctrl |= OTG_ASESSVLD;
> else if (isp->otg.state == OTG_STATE_A_WAIT_VFALL) {
> @@ -887,11 +911,11 @@ static int otg_probe(struct platform_dev
>
> static int otg_remove(struct platform_device *dev)
> {
> - otg_dev = 0;
> + otg_dev = NULL;
> return 0;
> }
>
> -struct platform_driver omap_otg_driver = {
> +static struct platform_driver omap_otg_driver = {
> .probe = otg_probe,
> .remove = otg_remove,
> .driver = {
> @@ -1213,6 +1237,8 @@ static void isp1301_release(struct devic
>
> isp = dev_get_drvdata(dev);
>
> + /* FIXME -- not with a "new style" driver, it doesn't!! */
> +
> /* ugly -- i2c hijacks our memory hook to wait_for_completion() */
> if (isp->i2c_release)
> isp->i2c_release(dev);
> @@ -1234,7 +1260,7 @@ static int __exit isp1301_remove(struct
> otg_unbind(isp);
> #endif
> if (machine_is_omap_h2())
> - omap_free_gpio(2);
> + gpio_free(2);
>
> isp->timer.data = 0;
> set_bit(WORK_STOP, &isp->todo);
> @@ -1242,7 +1268,7 @@ static int __exit isp1301_remove(struct
> flush_scheduled_work();
>
> put_device(&i2c->dev);
> - the_transceiver = 0;
> + the_transceiver = NULL;
>
> return 0;
> }
> @@ -1296,7 +1322,7 @@ isp1301_set_host(struct otg_transceiver
> if (!host) {
> omap_writew(0, OTG_IRQ_EN);
> power_down(isp);
> - isp->otg.host = 0;
> + isp->otg.host = NULL;
> return 0;
> }
>
> @@ -1345,7 +1371,9 @@ static int
> isp1301_set_peripheral(struct otg_transceiver *otg, struct usb_gadget *gadget)
> {
> struct isp1301 *isp = container_of(otg, struct isp1301, otg);
> +#ifndef CONFIG_USB_OTG
> u32 l;
> +#endif
>
> if (!otg || isp != the_transceiver)
> return -ENODEV;
> @@ -1355,7 +1383,7 @@ isp1301_set_peripheral(struct otg_transc
> if (!isp->otg.default_a)
> enable_vbus_draw(isp, 0);
> usb_gadget_vbus_disconnect(isp->otg.gadget);
> - isp->otg.gadget = 0;
> + isp->otg.gadget = NULL;
> power_down(isp);
> return 0;
> }
> @@ -1380,7 +1408,7 @@ isp1301_set_peripheral(struct otg_transc
> power_up(isp);
> isp->otg.state = OTG_STATE_B_IDLE;
>
> - if (machine_is_omap_h2())
> + if (machine_is_omap_h2() || machine_is_omap_h3())
> isp1301_set_bits(isp, ISP1301_MODE_CONTROL_1, MC1_DAT_SE0);
>
> isp1301_set_bits(isp, ISP1301_INTERRUPT_RISING,
> @@ -1500,7 +1528,8 @@ isp1301_start_hnp(struct otg_transceiver
>
> /*-------------------------------------------------------------------------*/
>
> -static int __init isp1301_probe(struct i2c_client *i2c)
> +static int __init
> +isp1301_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
> {
> int status;
> struct isp1301 *isp;
> @@ -1648,7 +1677,7 @@ module_init(isp_init);
> static void __exit isp_exit(void)
> {
> if (the_transceiver)
> - otg_set_transceiver(0);
> + otg_set_transceiver(NULL);
> i2c_del_driver(&isp1301_driver);
> }
> module_exit(isp_exit);
> --
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