diff options
author | Markus Klotzbuecher <mk@denx.de> | 2006-05-23 08:33:11 (GMT) |
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committer | Markus Klotzbuecher <mk@pollux.denx.de> | 2006-05-23 08:33:11 (GMT) |
commit | 24e37645e7378b20fa8f20e2996c8fb8e90c70c9 (patch) | |
tree | 466a18dd76abda5b0bd08e90922e3261b780474a /drivers | |
parent | 3e326ece9eba8184f5d48aa4fb87760a8f6f0f10 (diff) | |
download | u-boot-24e37645e7378b20fa8f20e2996c8fb8e90c70c9.tar.xz |
More cleanup for the delta board and the generic usb_ohci driver. Added
CFG_USB_BOARD_INIT and CFG_USB_CPU_INIT for enabling board and cpu specific
initialization and cleanup hooks respectively.
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/usb_ohci.c | 59 | ||||
-rw-r--r-- | drivers/usb_ohci.h | 8 |
2 files changed, 50 insertions, 17 deletions
diff --git a/drivers/usb_ohci.c b/drivers/usb_ohci.c index 4065489..f5af719 100644 --- a/drivers/usb_ohci.c +++ b/drivers/usb_ohci.c @@ -51,7 +51,10 @@ #include <usb.h> #include "usb_ohci.h" -/* #define OHCI_USE_NPS /\* force NoPowerSwitching mode *\/ */ +#ifdef CONFIG_ARM920T +# define OHCI_USE_NPS /* force NoPowerSwitching mode */ +#endif + #undef OHCI_VERBOSE_DEBUG /* not always helpful */ /* For initializing controller (mask in an HCFS mode too) */ @@ -311,9 +314,6 @@ static void ohci_dump_roothub (ohci_t *controller, int verbose) #ifdef CONFIG_AT91C_PQFP_UHPBUG ndp = (ndp == 2) ? 1:0; #endif -#if 0 /* def CONFIG_CPU_MONAHANS */ - data_buf [2] = (data_buf [2] == 2) ? 3:0; -#endif if (verbose) { dbg ("roothub.a: %08x POTPGT=%d%s%s%s%s%s NDP=%d", temp, ((temp & RH_A_POTPGT) >> 24) & 0xff, @@ -1150,19 +1150,13 @@ pkt_print(dev, pipe, buffer, transfer_len, cmd, "SUB(rh)", usb_pipein(pipe)); #ifdef CONFIG_AT91C_PQFP_UHPBUG data_buf [2] = (data_buf [2] == 2) ? 1:0; #endif -#if 0 /* def CONFIG_CPU_MONAHANS */ - data_buf [2] = (data_buf [2] == 2) ? 3:0; -#endif - data_buf [3] = 0; if (temp & RH_A_PSM) /* per-port power switching? */ data_buf [3] |= 0x1; if (temp & RH_A_NOCP) /* no overcurrent reporting? */ data_buf [3] |= 0x10; -#if 1 else if (temp & RH_A_OCPM) /* per-port overcurrent reporting? */ data_buf [3] |= 0x8; -#endif /* corresponds to data_buf[4-7] */ datab [1] = 0; @@ -1557,10 +1551,18 @@ static char ohci_inited = 0; int usb_lowlevel_init(void) { - /* do board dependant init */ - if(usb_board_init()) + +#if CFG_USB_CPU_INIT + /* cpu dependant init */ + if(usb_cpu_init()) return -1; +#endif +#if CFG_USB_BOARD_INIT + /* board dependant init */ + if(usb_board_init()) + return -1; +#endif memset (&gohci, 0, sizeof (ohci_t)); memset (&urb_priv, 0, sizeof (urb_priv_t)); @@ -1588,28 +1590,43 @@ int usb_lowlevel_init(void) gohci.disabled = 1; gohci.sleeping = 0; gohci.irq = -1; - gohci.regs = (struct ohci_regs *)OHCI_REGS_BASE; + gohci.regs = (struct ohci_regs *)CFG_USB_OHCI_REGS_BASE; gohci.flags = 0; - gohci.slot_name = "delta/zylonite"; + gohci.slot_name = CFG_USB_SLOT_NAME; if (hc_reset (&gohci) < 0) { hc_release_ohci (&gohci); err ("can't reset usb-%s", gohci.slot_name); /* Initialization failed disable clocks */ - CKENA &= ~(CKENA_2_USBHOST | CKENA_20_UDC); +#if CFG_USB_BOARD_INIT + /* board dependant cleanup */ + usb_board_stop(); +#endif + +#if CFG_USB_CPU_INIT + /* cpu dependant cleanup */ + usb_cpu_stop(); +#endif return -1; } /* FIXME this is a second HC reset; why?? */ /* writel(gohci.hc_control = OHCI_USB_RESET, &gohci.regs->control); wait_ms(10); */ - if (hc_start (&gohci) < 0) { err ("can't start usb-%s", gohci.slot_name); hc_release_ohci (&gohci); /* Initialization failed */ - CKENA &= ~(CKENA_2_USBHOST | CKENA_20_UDC); +#if CFG_USB_BOARD_INIT + /* board dependant cleanup */ + usb_board_stop(); +#endif + +#if CFG_USB_CPU_INIT + /* cpu dependant cleanup */ + usb_cpu_stop(); +#endif return -1; } @@ -1632,9 +1649,17 @@ int usb_lowlevel_stop(void) /* call hc_release_ohci() here ? */ hc_reset (&gohci); +#if CFG_USB_BOARD_INIT /* board dependant cleanup */ if(usb_board_stop()) return -1; +#endif + +#if CFG_USB_CPU_INIT + /* cpu dependant cleanup */ + if(usb_cpu_stop()) + return -1; +#endif return 0; } diff --git a/drivers/usb_ohci.h b/drivers/usb_ohci.h index 7a1d9d9..c37b5f6 100644 --- a/drivers/usb_ohci.h +++ b/drivers/usb_ohci.h @@ -8,8 +8,16 @@ */ /* functions for doing board specific setup/cleanup */ +#ifdef CFG_USB_BOARD_INIT extern int usb_board_init(void); extern int usb_board_stop(void); +#endif + +#ifdef CFG_USB_CPU_INIT +extern int usb_cpu_init(void); +extern int usb_cpu_stop(void); +#endif + static int cc_to_error[16] = { |