summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-davinci/include/mach/usb.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-09 19:02:46 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-09 19:02:46 -0800
commitaed886ce777590eac87f7ce2897d9f8357754331 (patch)
tree9a86f2c0a68f8aa43192e51a3155286a5a95e0c8 /arch/arm/mach-davinci/include/mach/usb.h
parent67dd2f5a669f48e48ea1013fb80522adca8287f4 (diff)
parentc16fe26701013b9f55aa554fc0a13a7320b164ee (diff)
downloadblackbird-op-linux-aed886ce777590eac87f7ce2897d9f8357754331.tar.gz
blackbird-op-linux-aed886ce777590eac87f7ce2897d9f8357754331.zip
Merge branch 'davinci-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-davinci
* 'davinci-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-davinci: (69 commits) davinci: Initial support for Neuros OSD2 platform. davinci: remove unused variable in arch/arm/mach-davinci/board-sffsdr.c davinci: fix section mismatch warning in arch/arm/mach-davinci/board-dm646x-evm.c DaVinci: DM365: Enable DaVinci RTC support for DM365 EVM DA8xx/OMAP-L1xx: Add high speed SD/MMC capabilities davinci: DA8XX/OMAP-L1XX: enable cpuidle and regulator in defconfig davinci: DA850/OMAP-L138: avoid using separate initcall for initializing regulator davinci: DA850/OMAP-L138 EVM: register for cpuidle support davinci: DA8XX/OMAP-L1XX: add support for cpuidle driver register davinci: add CPU idle driver davinci: DA8XX/OMAP-L1XX: fix compiler warning davinci: DA850/OMAP-L138: eliminate static function declaration davinci: DA850/OMAP-L138 EVM: simplify configuration of emac in MII/RMII mode davinci: DA850/OMAP-L138 EVM: get rid of DA850_UI_EXP config option davinci: DA850/OMAP-L138 EVM: implement autodetect of RMII PHY davinci: DA830/OMAP-L137 EVM: do not configure NAND on UI card when MMC/SD is selected davinci: DA830/OMAP-L137 EVM: use runtime detection for UI card davinci: DA830/OMAP-L137 EVM: remove ifdefs inside da830_evm_init() davinci: DA830/OMAP-L137 EVM: fix warning with default config davinci: Add NAND support for DA830/OMAP-L137 EVM platform ...
Diffstat (limited to 'arch/arm/mach-davinci/include/mach/usb.h')
-rw-r--r--arch/arm/mach-davinci/include/mach/usb.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/include/mach/usb.h b/arch/arm/mach-davinci/include/mach/usb.h
new file mode 100644
index 000000000000..e0bc4abe69c2
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/usb.h
@@ -0,0 +1,59 @@
+/*
+ * USB related definitions
+ *
+ * Copyright (C) 2009 MontaVista Software, Inc. <source@mvista.com>
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#ifndef __ASM_ARCH_USB_H
+#define __ASM_ARCH_USB_H
+
+/* DA8xx CFGCHIP2 (USB 2.0 PHY Control) register bits */
+#define CFGCHIP2_PHYCLKGD (1 << 17)
+#define CFGCHIP2_VBUSSENSE (1 << 16)
+#define CFGCHIP2_RESET (1 << 15)
+#define CFGCHIP2_OTGMODE (3 << 13)
+#define CFGCHIP2_NO_OVERRIDE (0 << 13)
+#define CFGCHIP2_FORCE_HOST (1 << 13)
+#define CFGCHIP2_FORCE_DEVICE (2 << 13)
+#define CFGCHIP2_FORCE_HOST_VBUS_LOW (3 << 13)
+#define CFGCHIP2_USB1PHYCLKMUX (1 << 12)
+#define CFGCHIP2_USB2PHYCLKMUX (1 << 11)
+#define CFGCHIP2_PHYPWRDN (1 << 10)
+#define CFGCHIP2_OTGPWRDN (1 << 9)
+#define CFGCHIP2_DATPOL (1 << 8)
+#define CFGCHIP2_USB1SUSPENDM (1 << 7)
+#define CFGCHIP2_PHY_PLLON (1 << 6) /* override PLL suspend */
+#define CFGCHIP2_SESENDEN (1 << 5) /* Vsess_end comparator */
+#define CFGCHIP2_VBDTCTEN (1 << 4) /* Vbus comparator */
+#define CFGCHIP2_REFFREQ (0xf << 0)
+#define CFGCHIP2_REFFREQ_12MHZ (1 << 0)
+#define CFGCHIP2_REFFREQ_24MHZ (2 << 0)
+#define CFGCHIP2_REFFREQ_48MHZ (3 << 0)
+
+struct da8xx_ohci_root_hub;
+
+typedef void (*da8xx_ocic_handler_t)(struct da8xx_ohci_root_hub *hub,
+ unsigned port);
+
+/* Passed as the platform data to the OHCI driver */
+struct da8xx_ohci_root_hub {
+ /* Switch the port power on/off */
+ int (*set_power)(unsigned port, int on);
+ /* Read the port power status */
+ int (*get_power)(unsigned port);
+ /* Read the port over-current indicator */
+ int (*get_oci)(unsigned port);
+ /* Over-current indicator change notification (pass NULL to disable) */
+ int (*ocic_notify)(da8xx_ocic_handler_t handler);
+
+ /* Time from power on to power good (in 2 ms units) */
+ u8 potpgt;
+};
+
+void davinci_setup_usb(unsigned mA, unsigned potpgt_ms);
+
+#endif /* ifndef __ASM_ARCH_USB_H */
OpenPOWER on IntegriCloud