USB ehci freescale support

Add USB ehci freescale support

Signed-off-by: Michael Trimarchi <trimarchi@gandalf.sssup.it>
Signed-off-by: Remy Böhmer <linux@bohmer.net>

1 files changed, 86 insertions, 0 deletions

diff --git a/drivers/usb/usb_ehci_fsl.h b/drivers/usb/usb_ehci_fsl.h
new file mode 100644
index 0000000000..c429af1253
--- /dev/null
+++ b/drivers/usb/usb_ehci_fsl.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2005 freescale semiconductor
+ * Copyright (c) 2005 MontaVista Software
+ * Copyright (c) 2008 Excito Elektronik i Sk=E5ne AB
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _EHCI_FSL_H
+#define _EHCI_FSL_H
+
+/* Global offsets */
+#define FSL_SKIP_PCI		0x100
+
+/* offsets for the non-ehci registers in the FSL SOC USB controller */
+#define FSL_SOC_USB_ULPIVP	0x170
+#define FSL_SOC_USB_PORTSC1	0x184
+#define PORT_PTS_MSK		(3 << 30)
+#define PORT_PTS_UTMI		(0 << 30)
+#define PORT_PTS_ULPI		(2 << 30)
+#define PORT_PTS_SERIAL		(3 << 30)
+#define PORT_PTS_PTW		(1 << 28)
+
+/* USBMODE Register bits */
+#define CM_IDLE			(0 << 0)
+#define CM_RESERVED		(1 << 0)
+#define CM_DEVICE		(2 << 0)
+#define CM_HOST			(3 << 0)
+#define USBMODE_RESERVED_2	(0 << 2)
+#define SLOM			(1 << 3)
+#define SDIS			(1 << 4)
+
+/* CONTROL Register bits */
+#define ULPI_INT_EN		(1 << 0)
+#define WU_INT_EN		(1 << 1)
+#define USB_EN			(1 << 2)
+#define LSF_EN			(1 << 3)
+#define KEEP_OTG_ON		(1 << 4)
+#define OTG_PORT		(1 << 5)
+#define REFSEL_12MHZ		(0 << 6)
+#define REFSEL_16MHZ		(1 << 6)
+#define REFSEL_48MHZ		(2 << 6)
+#define PLL_RESET		(1 << 8)
+#define UTMI_PHY_EN		(1 << 9)
+#define PHY_CLK_SEL_UTMI	(0 << 10)
+#define PHY_CLK_SEL_ULPI	(1 << 10)
+#define CLKIN_SEL_USB_CLK	(0 << 11)
+#define CLKIN_SEL_USB_CLK2	(1 << 11)
+#define CLKIN_SEL_SYS_CLK	(2 << 11)
+#define CLKIN_SEL_SYS_CLK2	(3 << 11)
+#define RESERVED_18		(0 << 13)
+#define RESERVED_17		(0 << 14)
+#define RESERVED_16		(0 << 15)
+#define WU_INT			(1 << 16)
+#define PHY_CLK_VALID		(1 << 17)
+
+#define FSL_SOC_USB_PORTSC2	0x188
+#define FSL_SOC_USB_USBMODE	0x1a8
+#define FSL_SOC_USB_SNOOP1	0x400	/* NOTE: big-endian */
+#define FSL_SOC_USB_SNOOP2	0x404	/* NOTE: big-endian */
+#define FSL_SOC_USB_AGECNTTHRSH	0x408	/* NOTE: big-endian */
+#define FSL_SOC_USB_PRICTRL	0x40c	/* NOTE: big-endian */
+#define FSL_SOC_USB_SICTRL	0x410	/* NOTE: big-endian */
+#define FSL_SOC_USB_CTRL	0x500	/* NOTE: big-endian */
+#define SNOOP_SIZE_2GB		0x1e
+
+/* System Clock Control Register */
+#define MPC83XX_SCCR_USB_MASK		0x00f00000
+#define MPC83XX_SCCR_USB_DRCM_11	0x00300000
+#define MPC83XX_SCCR_USB_DRCM_01	0x00100000
+#define MPC83XX_SCCR_USB_DRCM_10	0x00200000
+
+#endif /* _EHCI_FSL_H */