mdm2: Replace hsic platform_add/remove with connect/disconnect
mdm2 driver calls platform add/remove apis to notify hsic about
peripheral(9x15) connection/disconnection. Instead include hsic
connect/disconnect apis to keep mdm driver unaware of hsic
disconnection and discovery logic
Change-Id: I3bbb0d652d60de4bc5941e31eebbd75bb10b69b7
Signed-off-by: Vamsi Krishna <vskrishn@codeaurora.org>
Signed-off-by: Ramakrishna Prasad N <crpn@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-8960.c b/arch/arm/mach-msm/board-8960.c
index e6ca8e0c..26dd04b 100644
--- a/arch/arm/mach-msm/board-8960.c
+++ b/arch/arm/mach-msm/board-8960.c
@@ -78,6 +78,7 @@
#include <linux/ion.h>
#include <mach/ion.h>
#include <mach/mdm2.h>
+#include <mach/mdm-peripheral.h>
#include <linux/fmem.h>
@@ -2059,6 +2060,33 @@
#endif /* CONFIG_MSM_DSPS */
}
+static int hsic_peripheral_status = 1;
+static DEFINE_MUTEX(hsic_status_lock);
+
+void peripheral_connect()
+{
+ mutex_lock(&hsic_status_lock);
+ if (hsic_peripheral_status)
+ goto out;
+ platform_device_add(&msm_device_hsic_host);
+ hsic_peripheral_status = 1;
+out:
+ mutex_unlock(&hsic_status_lock);
+}
+EXPORT_SYMBOL(peripheral_connect);
+
+void peripheral_disconnect()
+{
+ mutex_lock(&hsic_status_lock);
+ if (!hsic_peripheral_status)
+ goto out;
+ platform_device_del(&msm_device_hsic_host);
+ hsic_peripheral_status = 0;
+out:
+ mutex_unlock(&hsic_status_lock);
+}
+EXPORT_SYMBOL(peripheral_disconnect);
+
static void __init msm8960_init_hsic(void)
{
#ifdef CONFIG_USB_EHCI_MSM_HSIC