diff mbox

[RFC,3/5] usb: ohci: omap: IO mux mode settings for omap4

Message ID 1282245490-24339-4-git-send-email-keshava_mgowda@ti.com (mailing list archive)
State New, archived
Delegated to: Felipe Balbi
Headers show

Commit Message

Munegowda, Keshava Aug. 19, 2010, 7:18 p.m. UTC
None
diff mbox

Patch

Index: linux-2.6/arch/arm/mach-omap2/usb-ehci.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap2/usb-ehci.c
+++ linux-2.6/arch/arm/mach-omap2/usb-ehci.c
@@ -490,6 +490,91 @@  static void setup_ohci_io_mux(const enum
 	}
 }
 
+static void setup_4430ohci_io_mux(const enum ohci_omap3_port_mode *port_mode)
+{
+	/* FIXME: This funtion should use Mux frame work functions;
+	 * for now, we are hardcodeing it
+	 * This function will be later replaced by MUX framework API.
+	 */
+	switch (port_mode[0]) {
+	case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0:
+	case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM:
+	case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0:
+	case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM:
+
+		/* usbb1_mm_rxdp */
+		omap_writew(0x001D, 0x4A1000C4);
+
+		/* usbb1_mm_rxdm */
+		omap_writew(0x001D, 0x4A1000C8);
+
+	case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM:
+	case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM:
+
+		/* usbb1_mm_rxrcv */
+		omap_writew(0x001D, 0x4A1000CA);
+
+	case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0:
+	case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0:
+
+		/* usbb1_mm_txen */
+		omap_writew(0x001D, 0x4A1000D0);
+
+	case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0:
+	case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM:
+
+		/* usbb1_mm_txdat */
+		omap_writew(0x001D, 0x4A1000CE);
+
+		/* usbb1_mm_txse0 */
+		omap_writew(0x001D, 0x4A1000CC);
+		break;
+
+	case OMAP_OHCI_PORT_MODE_UNUSED:
+	default:
+		break;
+	}
+
+	switch (port_mode[1]) {
+	case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0:
+	case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM:
+	case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0:
+	case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM:
+
+		/* usbb2_mm_rxdp */
+		omap_writew(0x010C, 0x4A1000F8);
+
+		/* usbb2_mm_rxdm */
+		omap_writew(0x010C, 0x4A1000F6);
+
+	case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM:
+	case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM:
+
+		/* usbb2_mm_rxrcv */
+		omap_writew(0x010C, 0x4A1000FA);
+
+	case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0:
+	case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0:
+
+		/* usbb2_mm_txen */
+		omap_writew(0x080C, 0x4A1000FC);
+
+	case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0:
+	case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM:
+
+		/* usbb2_mm_txdat */
+		omap_writew(0x000C, 0x4A100112);
+
+		/* usbb2_mm_txse0 */
+		omap_writew(0x000C, 0x4A100110);
+		break;
+
+	case OMAP_OHCI_PORT_MODE_UNUSED:
+	default:
+		break;
+	}
+}
+
 void __init usb_ohci_init(const struct ohci_hcd_omap_platform_data *pdata)
 {
 	platform_device_add_data(&ohci_device, pdata, sizeof(*pdata));