summaryrefslogtreecommitdiffstats
path: root/arch/arm/plat-omap/include/plat/usb.h
diff options
context:
space:
mode:
authorAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
committerAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
commitb4b6116a13633898cf868f2f103c96a90c4c20f8 (patch)
tree93d1b7e2cfcdf473d8d4ff3ad141fa864f8491f6 /arch/arm/plat-omap/include/plat/usb.h
parentedd4be777c953e5faafc80d091d3084b4343f5d3 (diff)
downloadkernel-uprobes-b4b6116a13633898cf868f2f103c96a90c4c20f8.tar.gz
kernel-uprobes-b4b6116a13633898cf868f2f103c96a90c4c20f8.tar.xz
kernel-uprobes-b4b6116a13633898cf868f2f103c96a90c4c20f8.zip
fedora kernel: d9aad82f3319f3cfd1aebc01234254ef0c37ad84v3.3.2-1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/arm/plat-omap/include/plat/usb.h')
-rw-r--r--arch/arm/plat-omap/include/plat/usb.h325
1 files changed, 325 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/usb.h b/arch/arm/plat-omap/include/plat/usb.h
new file mode 100644
index 00000000000..dc864b580da
--- /dev/null
+++ b/arch/arm/plat-omap/include/plat/usb.h
@@ -0,0 +1,325 @@
+// include/asm-arm/mach-omap/usb.h
+
+#ifndef __ASM_ARCH_OMAP_USB_H
+#define __ASM_ARCH_OMAP_USB_H
+
+#include <linux/usb/musb.h>
+#include <plat/board.h>
+
+#define OMAP3_HS_USB_PORTS 3
+
+enum usbhs_omap_port_mode {
+ OMAP_USBHS_PORT_MODE_UNUSED,
+ OMAP_EHCI_PORT_MODE_PHY,
+ OMAP_EHCI_PORT_MODE_TLL,
+ OMAP_EHCI_PORT_MODE_HSIC,
+ OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0,
+ OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM,
+ OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0,
+ OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM,
+ OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0,
+ OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM,
+ OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0,
+ OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM,
+ OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0,
+ OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM
+};
+
+struct usbhs_omap_board_data {
+ enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS];
+
+ /* have to be valid if phy_reset is true and portx is in phy mode */
+ int reset_gpio_port[OMAP3_HS_USB_PORTS];
+
+ /* Set this to true for ES2.x silicon */
+ unsigned es2_compatibility:1;
+
+ unsigned phy_reset:1;
+
+ /*
+ * Regulators for USB PHYs.
+ * Each PHY can have a separate regulator.
+ */
+ struct regulator *regulator[OMAP3_HS_USB_PORTS];
+};
+
+struct ehci_hcd_omap_platform_data {
+ enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS];
+ int reset_gpio_port[OMAP3_HS_USB_PORTS];
+ struct regulator *regulator[OMAP3_HS_USB_PORTS];
+ unsigned phy_reset:1;
+};
+
+struct ohci_hcd_omap_platform_data {
+ enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS];
+ unsigned es2_compatibility:1;
+};
+
+struct usbhs_omap_platform_data {
+ enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS];
+
+ struct ehci_hcd_omap_platform_data *ehci_data;
+ struct ohci_hcd_omap_platform_data *ohci_data;
+};
+/*-------------------------------------------------------------------------*/
+
+#define OMAP1_OTG_BASE 0xfffb0400
+#define OMAP1_UDC_BASE 0xfffb4000
+#define OMAP1_OHCI_BASE 0xfffba000
+
+#define OMAP2_OHCI_BASE 0x4805e000
+#define OMAP2_UDC_BASE 0x4805e200
+#define OMAP2_OTG_BASE 0x4805e300
+
+#ifdef CONFIG_ARCH_OMAP1
+
+#define OTG_BASE OMAP1_OTG_BASE
+#define UDC_BASE OMAP1_UDC_BASE
+#define OMAP_OHCI_BASE OMAP1_OHCI_BASE
+
+#else
+
+#define OTG_BASE OMAP2_OTG_BASE
+#define UDC_BASE OMAP2_UDC_BASE
+#define OMAP_OHCI_BASE OMAP2_OHCI_BASE
+
+struct omap_musb_board_data {
+ u8 interface_type;
+ u8 mode;
+ u16 power;
+ unsigned extvbus:1;
+ void (*set_phy_power)(u8 on);
+ void (*clear_irq)(void);
+ void (*set_mode)(u8 mode);
+ void (*reset)(void);
+};
+
+enum musb_interface {MUSB_INTERFACE_ULPI, MUSB_INTERFACE_UTMI};
+
+extern void usb_musb_init(struct omap_musb_board_data *board_data);
+
+extern void usbhs_init(const struct usbhs_omap_board_data *pdata);
+
+extern int omap4430_phy_power(struct device *dev, int ID, int on);
+extern int omap4430_phy_set_clk(struct device *dev, int on);
+extern int omap4430_phy_init(struct device *dev);
+extern int omap4430_phy_exit(struct device *dev);
+extern int omap4430_phy_suspend(struct device *dev, int suspend);
+#endif
+
+extern void am35x_musb_reset(void);
+extern void am35x_musb_phy_power(u8 on);
+extern void am35x_musb_clear_irq(void);
+extern void am35x_set_mode(u8 musb_mode);
+extern void ti81xx_musb_phy_power(u8 on);
+
+/*
+ * FIXME correct answer depends on hmc_mode,
+ * as does (on omap1) any nonzero value for config->otg port number
+ */
+#ifdef CONFIG_USB_GADGET_OMAP
+#define is_usb0_device(config) 1
+#else
+#define is_usb0_device(config) 0
+#endif
+
+void omap_otg_init(struct omap_usb_config *config);
+
+#if defined(CONFIG_USB) || defined(CONFIG_USB_MODULE)
+void omap1_usb_init(struct omap_usb_config *pdata);
+#else
+static inline void omap1_usb_init(struct omap_usb_config *pdata)
+{
+}
+#endif
+
+#if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_ARCH_OMAP_OTG_MODULE)
+void omap2_usbfs_init(struct omap_usb_config *pdata);
+#else
+static inline void omap2_usbfs_init(struct omap_usb_config *pdata)
+{
+}
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * OTG and transceiver registers, for OMAPs starting with ARM926
+ */
+#define OTG_REV (OTG_BASE + 0x00)
+#define OTG_SYSCON_1 (OTG_BASE + 0x04)
+# define USB2_TRX_MODE(w) (((w)>>24)&0x07)
+# define USB1_TRX_MODE(w) (((w)>>20)&0x07)
+# define USB0_TRX_MODE(w) (((w)>>16)&0x07)
+# define OTG_IDLE_EN (1 << 15)
+# define HST_IDLE_EN (1 << 14)
+# define DEV_IDLE_EN (1 << 13)
+# define OTG_RESET_DONE (1 << 2)
+# define OTG_SOFT_RESET (1 << 1)
+#define OTG_SYSCON_2 (OTG_BASE + 0x08)
+# define OTG_EN (1 << 31)
+# define USBX_SYNCHRO (1 << 30)
+# define OTG_MST16 (1 << 29)
+# define SRP_GPDATA (1 << 28)
+# define SRP_GPDVBUS (1 << 27)
+# define SRP_GPUVBUS(w) (((w)>>24)&0x07)
+# define A_WAIT_VRISE(w) (((w)>>20)&0x07)
+# define B_ASE_BRST(w) (((w)>>16)&0x07)
+# define SRP_DPW (1 << 14)
+# define SRP_DATA (1 << 13)
+# define SRP_VBUS (1 << 12)
+# define OTG_PADEN (1 << 10)
+# define HMC_PADEN (1 << 9)
+# define UHOST_EN (1 << 8)
+# define HMC_TLLSPEED (1 << 7)
+# define HMC_TLLATTACH (1 << 6)
+# define OTG_HMC(w) (((w)>>0)&0x3f)
+#define OTG_CTRL (OTG_BASE + 0x0c)
+# define OTG_USB2_EN (1 << 29)
+# define OTG_USB2_DP (1 << 28)
+# define OTG_USB2_DM (1 << 27)
+# define OTG_USB1_EN (1 << 26)
+# define OTG_USB1_DP (1 << 25)
+# define OTG_USB1_DM (1 << 24)
+# define OTG_USB0_EN (1 << 23)
+# define OTG_USB0_DP (1 << 22)
+# define OTG_USB0_DM (1 << 21)
+# define OTG_ASESSVLD (1 << 20)
+# define OTG_BSESSEND (1 << 19)
+# define OTG_BSESSVLD (1 << 18)
+# define OTG_VBUSVLD (1 << 17)
+# define OTG_ID (1 << 16)
+# define OTG_DRIVER_SEL (1 << 15)
+# define OTG_A_SETB_HNPEN (1 << 12)
+# define OTG_A_BUSREQ (1 << 11)
+# define OTG_B_HNPEN (1 << 9)
+# define OTG_B_BUSREQ (1 << 8)
+# define OTG_BUSDROP (1 << 7)
+# define OTG_PULLDOWN (1 << 5)
+# define OTG_PULLUP (1 << 4)
+# define OTG_DRV_VBUS (1 << 3)
+# define OTG_PD_VBUS (1 << 2)
+# define OTG_PU_VBUS (1 << 1)
+# define OTG_PU_ID (1 << 0)
+#define OTG_IRQ_EN (OTG_BASE + 0x10) /* 16-bit */
+# define DRIVER_SWITCH (1 << 15)
+# define A_VBUS_ERR (1 << 13)
+# define A_REQ_TMROUT (1 << 12)
+# define A_SRP_DETECT (1 << 11)
+# define B_HNP_FAIL (1 << 10)
+# define B_SRP_TMROUT (1 << 9)
+# define B_SRP_DONE (1 << 8)
+# define B_SRP_STARTED (1 << 7)
+# define OPRT_CHG (1 << 0)
+#define OTG_IRQ_SRC (OTG_BASE + 0x14) /* 16-bit */
+ // same bits as in IRQ_EN
+#define OTG_OUTCTRL (OTG_BASE + 0x18) /* 16-bit */
+# define OTGVPD (1 << 14)
+# define OTGVPU (1 << 13)
+# define OTGPUID (1 << 12)
+# define USB2VDR (1 << 10)
+# define USB2PDEN (1 << 9)
+# define USB2PUEN (1 << 8)
+# define USB1VDR (1 << 6)
+# define USB1PDEN (1 << 5)
+# define USB1PUEN (1 << 4)
+# define USB0VDR (1 << 2)
+# define USB0PDEN (1 << 1)
+# define USB0PUEN (1 << 0)
+#define OTG_TEST (OTG_BASE + 0x20) /* 16-bit */
+#define OTG_VENDOR_CODE (OTG_BASE + 0xfc) /* 16-bit */
+
+/*-------------------------------------------------------------------------*/
+
+/* OMAP1 */
+#define USB_TRANSCEIVER_CTRL (0xfffe1000 + 0x0064)
+# define CONF_USB2_UNI_R (1 << 8)
+# define CONF_USB1_UNI_R (1 << 7)
+# define CONF_USB_PORT0_R(x) (((x)>>4)&0x7)
+# define CONF_USB0_ISOLATE_R (1 << 3)
+# define CONF_USB_PWRDN_DM_R (1 << 2)
+# define CONF_USB_PWRDN_DP_R (1 << 1)
+
+/* OMAP2 */
+# define USB_UNIDIR 0x0
+# define USB_UNIDIR_TLL 0x1
+# define USB_BIDIR 0x2
+# define USB_BIDIR_TLL 0x3
+# define USBTXWRMODEI(port, x) ((x) << (22 - (port * 2)))
+# define USBT2TLL5PI (1 << 17)
+# define USB0PUENACTLOI (1 << 16)
+# define USBSTANDBYCTRL (1 << 15)
+/* AM35x */
+/* USB 2.0 PHY Control */
+#define CONF2_PHY_GPIOMODE (1 << 23)
+#define CONF2_OTGMODE (3 << 14)
+#define CONF2_NO_OVERRIDE (0 << 14)
+#define CONF2_FORCE_HOST (1 << 14)
+#define CONF2_FORCE_DEVICE (2 << 14)
+#define CONF2_FORCE_HOST_VBUS_LOW (3 << 14)
+#define CONF2_SESENDEN (1 << 13)
+#define CONF2_VBDTCTEN (1 << 12)
+#define CONF2_REFFREQ_24MHZ (2 << 8)
+#define CONF2_REFFREQ_26MHZ (7 << 8)
+#define CONF2_REFFREQ_13MHZ (6 << 8)
+#define CONF2_REFFREQ (0xf << 8)
+#define CONF2_PHYCLKGD (1 << 7)
+#define CONF2_VBUSSENSE (1 << 6)
+#define CONF2_PHY_PLLON (1 << 5)
+#define CONF2_RESET (1 << 4)
+#define CONF2_PHYPWRDN (1 << 3)
+#define CONF2_OTGPWRDN (1 << 2)
+#define CONF2_DATPOL (1 << 1)
+
+/* TI81XX specific definitions */
+#define USBCTRL0 0x620
+#define USBSTAT0 0x624
+
+/* TI816X PHY controls bits */
+#define TI816X_USBPHY0_NORMAL_MODE (1 << 0)
+#define TI816X_USBPHY_REFCLK_OSC (1 << 8)
+
+/* TI814X PHY controls bits */
+#define USBPHY_CM_PWRDN (1 << 0)
+#define USBPHY_OTG_PWRDN (1 << 1)
+#define USBPHY_CHGDET_DIS (1 << 2)
+#define USBPHY_CHGDET_RSTRT (1 << 3)
+#define USBPHY_SRCONDM (1 << 4)
+#define USBPHY_SINKONDP (1 << 5)
+#define USBPHY_CHGISINK_EN (1 << 6)
+#define USBPHY_CHGVSRC_EN (1 << 7)
+#define USBPHY_DMPULLUP (1 << 8)
+#define USBPHY_DPPULLUP (1 << 9)
+#define USBPHY_CDET_EXTCTL (1 << 10)
+#define USBPHY_GPIO_MODE (1 << 12)
+#define USBPHY_DPOPBUFCTL (1 << 13)
+#define USBPHY_DMOPBUFCTL (1 << 14)
+#define USBPHY_DPINPUT (1 << 15)
+#define USBPHY_DMINPUT (1 << 16)
+#define USBPHY_DPGPIO_PD (1 << 17)
+#define USBPHY_DMGPIO_PD (1 << 18)
+#define USBPHY_OTGVDET_EN (1 << 19)
+#define USBPHY_OTGSESSEND_EN (1 << 20)
+#define USBPHY_DATA_POLARITY (1 << 23)
+
+#if defined(CONFIG_ARCH_OMAP1) && defined(CONFIG_USB)
+u32 omap1_usb0_init(unsigned nwires, unsigned is_device);
+u32 omap1_usb1_init(unsigned nwires);
+u32 omap1_usb2_init(unsigned nwires, unsigned alt_pingroup);
+#else
+static inline u32 omap1_usb0_init(unsigned nwires, unsigned is_device)
+{
+ return 0;
+}
+static inline u32 omap1_usb1_init(unsigned nwires)
+{
+ return 0;
+
+}
+static inline u32 omap1_usb2_init(unsigned nwires, unsigned alt_pingroup)
+{
+ return 0;
+}
+#endif
+
+#endif /* __ASM_ARCH_OMAP_USB_H */