[PATCH 11/18] musb: adapt driver to work on barebox
Michael Grzeschik
mgr at pengutronix.de
Sat Jun 14 13:53:41 PDT 2014
On Fri, Jun 13, 2014 at 09:54:28AM +0200, Christoph Fritz wrote:
> ---
> drivers/usb/musb/linux-compat.h | 31 +-------
> drivers/usb/musb/musb.h | 164 +++++++++++++++++++++++++++++++++++++++
> drivers/usb/musb/musb_core.c | 20 +++--
> drivers/usb/musb/musb_core.h | 42 +++-------
> drivers/usb/musb/musb_dsps.c | 2 -
> drivers/usb/musb/musb_host.c | 2 +-
> drivers/usb/musb/musb_io.h | 19 -----
> drivers/usb/musb/usb-compat.h | 2 +-
> include/usb/musb.h | 162 --------------------------------------
Why move musb.h in patch 6 first, when
it got moved here again?
> 9 files changed, 192 insertions(+), 252 deletions(-)
> create mode 100644 drivers/usb/musb/musb.h
> delete mode 100644 include/usb/musb.h
>
> diff --git a/drivers/usb/musb/linux-compat.h b/drivers/usb/musb/linux-compat.h
> index d7a5663..5cfa9d1 100644
> --- a/drivers/usb/musb/linux-compat.h
> +++ b/drivers/usb/musb/linux-compat.h
> @@ -3,7 +3,7 @@
>
> #include <malloc.h>
> #include <linux/list.h>
> -#include <linux/compat.h>
> +#include <notifier.h>
>
> #define __init
> #define __devinit
> @@ -16,21 +16,13 @@ struct unused {};
> typedef struct unused unused_t;
>
> typedef int irqreturn_t;
> -typedef unused_t spinlock_t;
>
> struct work_struct {};
>
> struct timer_list {};
> -struct notifier_block {};
>
> typedef unsigned long dmaaddr_t;
>
> -#define spin_lock_init(lock) do {} while (0)
> -#define spin_lock(lock) do {} while (0)
> -#define spin_unlock(lock) do {} while (0)
> -#define spin_lock_irqsave(lock, flags) do {} while (0)
> -#define spin_unlock_irqrestore(lock, flags) do {} while (0)
> -
> #define setup_timer(timer, func, data) do {} while (0)
> #define del_timer_sync(timer) do {} while (0)
> #define schedule_work(work) do {} while (0)
> @@ -38,14 +30,6 @@ typedef unsigned long dmaaddr_t;
>
> #define cpu_relax() do {} while (0)
>
> -#define pr_debug(fmt, args...) debug(fmt, ##args)
> -
> -#define WARN(condition, fmt, args...) ({ \
> - int ret_warn = !!condition; \
> - if (ret_warn) \
> - printf(fmt, ##args); \
> - ret_warn; })
> -
> #define pm_runtime_get_sync(dev) do {} while (0)
> #define pm_runtime_put(dev) do {} while (0)
> #define pm_runtime_put_sync(dev) do {} while (0)
> @@ -53,20 +37,9 @@ typedef unsigned long dmaaddr_t;
> #define pm_runtime_set_autosuspend_delay(dev, delay) do {} while (0)
> #define pm_runtime_enable(dev) do {} while (0)
>
> -#define MODULE_DESCRIPTION(desc)
> -#define MODULE_AUTHOR(author)
> -#define MODULE_LICENSE(license)
> #define MODULE_ALIAS(alias)
> #define module_param(name, type, perm)
> #define MODULE_PARM_DESC(name, desc)
> -#define EXPORT_SYMBOL_GPL(name)
> -
> -#define writesl(a, d, s) __raw_writesl((unsigned long)a, d, s)
> -#define readsl(a, d, s) __raw_readsl((unsigned long)a, d, s)
> -#define writesw(a, d, s) __raw_writesw((unsigned long)a, d, s)
> -#define readsw(a, d, s) __raw_readsw((unsigned long)a, d, s)
> -#define writesb(a, d, s) __raw_writesb((unsigned long)a, d, s)
> -#define readsb(a, d, s) __raw_readsb((unsigned long)a, d, s)
>
> #define IRQ_NONE 0
> #define IRQ_HANDLED 0
> @@ -80,8 +53,6 @@ typedef unsigned long dmaaddr_t;
>
> #define device_init_wakeup(dev, a) do {} while (0)
>
> -#define platform_data device_data
> -
> #ifndef wmb
> #define wmb() asm volatile ("" : : : "memory")
> #endif
> diff --git a/drivers/usb/musb/musb.h b/drivers/usb/musb/musb.h
> new file mode 100644
> index 0000000..2296a1b
> --- /dev/null
> +++ b/drivers/usb/musb/musb.h
> @@ -0,0 +1,164 @@
> +/*
> + * This is used to for host and peripheral modes of the driver for
> + * Inventra (Multidrop) Highspeed Dual-Role Controllers: (M)HDRC.
> + *
> + * Board initialization should put one of these into dev->platform_data,
> + * probably on some platform_device named "musb-hdrc". It encapsulates
> + * key configuration differences between boards.
> + */
> +
> +#ifndef __LINUX_USB_MUSB_H
> +#define __LINUX_USB_MUSB_H
> +
> +#ifndef __deprecated
> +#define __deprecated
> +#endif
> +
> +/* The USB role is defined by the connector used on the board, so long as
> + * standards are being followed. (Developer boards sometimes won't.)
> + */
> +enum musb_mode {
> + MUSB_UNDEFINED = 0,
> + MUSB_HOST, /* A or Mini-A connector */
> + MUSB_PERIPHERAL, /* B or Mini-B connector */
> + MUSB_OTG /* Mini-AB connector */
> +};
> +
> +struct clk;
> +
> +enum musb_fifo_style {
> + FIFO_RXTX,
> + FIFO_TX,
> + FIFO_RX
> +} __attribute__ ((packed));
> +
> +enum musb_buf_mode {
> + BUF_SINGLE,
> + BUF_DOUBLE
> +} __attribute__ ((packed));
> +
> +struct musb_fifo_cfg {
> + u8 hw_ep_num;
> + enum musb_fifo_style style;
> + enum musb_buf_mode mode;
> + u16 maxpacket;
> +};
> +
> +#define MUSB_EP_FIFO(ep, st, m, pkt) \
> +{ \
> + .hw_ep_num = ep, \
> + .style = st, \
> + .mode = m, \
> + .maxpacket = pkt, \
> +}
> +
> +#define MUSB_EP_FIFO_SINGLE(ep, st, pkt) \
> + MUSB_EP_FIFO(ep, st, BUF_SINGLE, pkt)
> +
> +#define MUSB_EP_FIFO_DOUBLE(ep, st, pkt) \
> + MUSB_EP_FIFO(ep, st, BUF_DOUBLE, pkt)
> +
> +struct musb_hdrc_eps_bits {
> + const char name[16];
> + u8 bits;
> +};
> +
> +struct musb_hdrc_config {
> + struct musb_fifo_cfg *fifo_cfg; /* board fifo configuration */
> + unsigned fifo_cfg_size; /* size of the fifo configuration */
> +
> + /* MUSB configuration-specific details */
> + unsigned multipoint:1; /* multipoint device */
> + unsigned dyn_fifo:1 __deprecated; /* supports dynamic fifo sizing */
> + unsigned soft_con:1 __deprecated; /* soft connect required */
> + unsigned utm_16:1 __deprecated; /* utm data witdh is 16 bits */
> + unsigned big_endian:1; /* true if CPU uses big-endian */
> + unsigned mult_bulk_tx:1; /* Tx ep required for multbulk pkts */
> + unsigned mult_bulk_rx:1; /* Rx ep required for multbulk pkts */
> + unsigned high_iso_tx:1; /* Tx ep required for HB iso */
> + unsigned high_iso_rx:1; /* Rx ep required for HD iso */
> + unsigned dma:1 __deprecated; /* supports DMA */
> + unsigned vendor_req:1 __deprecated; /* vendor registers required */
> +
> + u8 num_eps; /* number of endpoints _with_ ep0 */
> + u8 dma_channels __deprecated; /* number of dma channels */
> + u8 dyn_fifo_size; /* dynamic size in bytes */
> + u8 vendor_ctrl __deprecated; /* vendor control reg width */
> + u8 vendor_stat __deprecated; /* vendor status reg witdh */
> + u8 dma_req_chan __deprecated; /* bitmask for required dma channels */
> + u8 ram_bits; /* ram address size */
> +
> + struct musb_hdrc_eps_bits *eps_bits __deprecated;
> +#ifdef CONFIG_BLACKFIN
> + /* A GPIO controlling VRSEL in Blackfin */
> + unsigned int gpio_vrsel;
> + unsigned int gpio_vrsel_active;
> + /* musb CLKIN in Blackfin in MHZ */
> + unsigned char clkin;
> +#endif
> +
> +};
> +
> +struct musb_hdrc_platform_data {
> + /* MUSB_HOST, MUSB_PERIPHERAL, or MUSB_OTG */
> + u8 mode;
> +
> + /* for clk_get() */
> + const char *clock;
> +
> +#ifndef __BAREBOX__
> + /* (HOST or OTG) switch VBUS on/off */
> + int (*set_vbus)(struct device *dev, int is_on);
> +#endif
> +
> + /* (HOST or OTG) mA/2 power supplied on (default = 8mA) */
> + u8 power;
> +
> + /* (PERIPHERAL) mA/2 max power consumed (default = 100mA) */
> + u8 min_power;
> +
> + /* (HOST or OTG) msec/2 after VBUS on till power good */
> + u8 potpgt;
> +
> + /* (HOST or OTG) program PHY for external Vbus */
> + unsigned extvbus:1;
> +
> + /* Power the device on or off */
> + int (*set_power)(int state);
> +
> + /* MUSB configuration-specific details */
> + struct musb_hdrc_config *config;
> +
> + /* Architecture specific board data */
> + void *board_data;
> +
> + /* Platform specific struct musb_ops pointer */
> + const void *platform_ops;
> +};
> +
> +
> +/* TUSB 6010 support */
> +
> +#define TUSB6010_OSCCLK_60 16667 /* psec/clk @ 60.0 MHz */
> +#define TUSB6010_REFCLK_24 41667 /* psec/clk @ 24.0 MHz XI */
> +#define TUSB6010_REFCLK_19 52083 /* psec/clk @ 19.2 MHz CLKIN */
> +
> +#ifdef CONFIG_ARCH_OMAP2
> +
> +extern int __init tusb6010_setup_interface(
> + struct musb_hdrc_platform_data *data,
> + unsigned ps_refclk, unsigned waitpin,
> + unsigned async_cs, unsigned sync_cs,
> + unsigned irq, unsigned dmachan);
> +
> +extern int tusb6010_platform_retime(unsigned is_refclk);
> +
> +#endif /* OMAP2 */
> +
> +/*
> + * U-Boot specfic stuff
> + */
> +int musb_register(struct musb_hdrc_platform_data *plat, void *bdata,
> + void *ctl_regs);
> +
> +#endif /* __LINUX_USB_MUSB_H */
> diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
> index 546f656..6dbf1cc 100644
> --- a/drivers/usb/musb/musb_core.c
> +++ b/drivers/usb/musb/musb_core.c
> @@ -102,11 +102,13 @@
> #include <linux/io.h>
> #else
> #include <common.h>
> -#include <usb.h>
> -#include <asm/errno.h>
> -#include <linux/usb/ch9.h>
> -#include <linux/usb/gadget.h>
> -#include <linux/usb/musb.h>
> +#include <usb/usb.h>
> +#include <errno.h>
> +#ifdef __BAREBOX__
> +#include "musb.h"
> +#else
> +#include <usb/musb.h>
> +#endif
> #include <asm/io.h>
> #include "linux-compat.h"
> #include "usb-compat.h"
> @@ -1836,7 +1838,7 @@ static void musb_irq_work(struct work_struct *data)
> */
>
> static struct musb *__devinit
> -allocate_instance(struct device *dev,
> +allocate_instance(struct device_d *dev,
> struct musb_hdrc_config *config, void __iomem *mbase)
> {
> struct musb *musb;
> @@ -1924,7 +1926,7 @@ static int __devinit
> musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
> #else
> struct musb *
> -musb_init_controller(struct musb_hdrc_platform_data *plat, struct device *dev,
> +musb_init_controller(struct musb_hdrc_platform_data *plat, struct device_d *dev,
> void *ctrl)
> #endif
> {
> @@ -2091,8 +2093,10 @@ musb_init_controller(struct musb_hdrc_platform_data *plat, struct device *dev,
> musb->xceiv->state = OTG_STATE_B_IDLE;
> #endif
>
> +#ifdef CONFIG_MUSB_GADGET
> if (is_peripheral_capable())
> status = musb_gadget_setup(musb);
> +#endif
>
> #ifndef __BAREBOX__
> dev_dbg(musb->controller, "%s mode, status %d, dev%02x\n",
> @@ -2144,7 +2148,9 @@ fail4:
> usb_remove_hcd(musb_to_hcd(musb));
> else
> #endif
> +#ifdef CONFIG_MUSB_GADGET
> musb_gadget_cleanup(musb);
> +#endif
>
> fail3:
> pm_runtime_put_sync(musb->controller);
> diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
> index 8f8d791..5bf87f9 100644
> --- a/drivers/usb/musb/musb_core.h
> +++ b/drivers/usb/musb/musb_core.h
> @@ -45,11 +45,14 @@
> #include <linux/usb.h>
> #include <linux/usb/otg.h>
> #else
> -#include <asm/errno.h>
> +#include <errno.h>
> #endif
> -#include <linux/usb/ch9.h>
> -#include <linux/usb/gadget.h>
> -#include <linux/usb/musb.h>
> +#ifdef __BAREBOX__
> +#include "musb.h"
> +#else
> +#include <usb/musb.h>
> +#endif
> +#include <usb/usb.h>
>
> struct musb;
> struct musb_hw_ep;
> @@ -71,7 +74,6 @@ struct musb_ep;
> #include "musb_io.h"
> #include "musb_regs.h"
>
> -#include "musb_gadget.h"
> #ifndef __BAREBOX__
> #include <linux/usb/hcd.h>
> #endif
> @@ -118,7 +120,7 @@ extern void musb_g_disconnect(struct musb *);
> #ifndef __BAREBOX__
> #define is_host_capable() (1)
> #else
> -#ifdef CONFIG_MUSB_HOST
> +#ifdef CONFIG_USB_MUSB_HOST
> #define is_host_capable() (1)
> #else
> #define is_host_capable() (0)
> @@ -168,7 +170,6 @@ enum musb_g_ep0_state {
> #define OTG_TIME_A_AIDL_BDIS 200 /* min 200 msec */
> #define OTG_TIME_B_ASE0_BRST 100 /* min 3.125 ms */
>
> -
> /*************************** REGISTER ACCESS ********************************/
>
> /* Endpoint registers (other than dynfifo setup) can be accessed either
> @@ -289,22 +290,8 @@ struct musb_hw_ep {
>
> u8 rx_reinit;
> u8 tx_reinit;
> -
> - /* peripheral side */
> - struct musb_ep ep_in; /* TX */
> - struct musb_ep ep_out; /* RX */
> };
>
> -static inline struct musb_request *next_in_request(struct musb_hw_ep *hw_ep)
> -{
> - return next_request(&hw_ep->ep_in);
> -}
> -
> -static inline struct musb_request *next_out_request(struct musb_hw_ep *hw_ep)
> -{
> - return next_request(&hw_ep->ep_out);
> -}
> -
> struct musb_csr_regs {
> /* FIFO registers */
> u16 txmaxp, txcsr, rxmaxp, rxcsr;
> @@ -369,7 +356,7 @@ struct musb {
>
> struct dma_controller *dma_controller;
>
> - struct device *controller;
> + struct device_d *controller;
> void __iomem *ctrl_base;
> void __iomem *mregs;
>
> @@ -447,8 +434,6 @@ struct musb {
> u8 test_mode_nr;
> u16 ackpend; /* ep0 */
> enum musb_g_ep0_state ep0_state;
> - struct usb_gadget g; /* the gadget */
> - struct usb_gadget_driver *gadget_driver; /* its driver */
>
> /*
> * FIXME: Remove this flag.
> @@ -465,16 +450,13 @@ struct musb {
>
> struct musb_hdrc_config *config;
>
> + struct usb_host barebox_host;
> +
> #ifdef MUSB_CONFIG_PROC_FS
> struct proc_dir_entry *proc_entry;
> #endif
> };
>
> -static inline struct musb *gadget_to_musb(struct usb_gadget *g)
> -{
> - return container_of(g, struct musb, g);
> -}
> -
> #ifdef CONFIG_BLACKFIN
> static inline int musb_read_fifosize(struct musb *musb,
> struct musb_hw_ep *hw_ep, u8 epnum)
> @@ -617,7 +599,7 @@ static inline int musb_platform_exit(struct musb *musb)
>
> #ifdef __BAREBOX__
> struct musb *
> -musb_init_controller(struct musb_hdrc_platform_data *plat, struct device *dev,
> +musb_init_controller(struct musb_hdrc_platform_data *plat, struct device_d *dev,
> void *ctrl);
> #endif
> #endif /* __MUSB_CORE_H__ */
> diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
> index c1caf57..2aa2fbc 100644
> --- a/drivers/usb/musb/musb_dsps.c
> +++ b/drivers/usb/musb/musb_dsps.c
> @@ -333,8 +333,6 @@ static irqreturn_t dsps_interrupt(int irq, void *hci)
> if (usbintr)
> dsps_writel(reg_base, wrp->coreintr_status, usbintr);
>
> - dev_dbg(musb->controller, "usbintr (%x) epintr(%x)\n",
> - usbintr, epintr);
> #ifndef __BAREBOX__
> /*
> * DRVVBUS IRQs are the only proxy we have (a very poor one!) for
> diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
> index 120849d..cc4a8f8 100644
> --- a/drivers/usb/musb/musb_host.c
> +++ b/drivers/usb/musb/musb_host.c
> @@ -45,7 +45,7 @@
> #include <linux/dma-mapping.h>
> #else
> #include <common.h>
> -#include <usb.h>
> +#include <usb/usb.h>
> #include "linux-compat.h"
> #include "usb-compat.h"
> #endif
> diff --git a/drivers/usb/musb/musb_io.h b/drivers/usb/musb/musb_io.h
> index efc4ef9..0a06c5e 100644
> --- a/drivers/usb/musb/musb_io.h
> +++ b/drivers/usb/musb/musb_io.h
> @@ -41,25 +41,6 @@
> #include <asm/io.h>
> #endif
>
> -#if !defined(CONFIG_ARM) && !defined(CONFIG_SUPERH) \
> - && !defined(CONFIG_AVR32) && !defined(CONFIG_PPC32) \
> - && !defined(CONFIG_PPC64) && !defined(CONFIG_BLACKFIN) \
> - && !defined(CONFIG_MIPS) && !defined(CONFIG_M68K)
> -static inline void readsl(const void __iomem *addr, void *buf, int len)
> - { insl((unsigned long)addr, buf, len); }
> -static inline void readsw(const void __iomem *addr, void *buf, int len)
> - { insw((unsigned long)addr, buf, len); }
> -static inline void readsb(const void __iomem *addr, void *buf, int len)
> - { insb((unsigned long)addr, buf, len); }
> -
> -static inline void writesl(const void __iomem *addr, const void *buf, int len)
> - { outsl((unsigned long)addr, buf, len); }
> -static inline void writesw(const void __iomem *addr, const void *buf, int len)
> - { outsw((unsigned long)addr, buf, len); }
> -static inline void writesb(const void __iomem *addr, const void *buf, int len)
> - { outsb((unsigned long)addr, buf, len); }
> -
> -#endif
>
> #ifndef CONFIG_BLACKFIN
>
> diff --git a/drivers/usb/musb/usb-compat.h b/drivers/usb/musb/usb-compat.h
> index 27f656f..01a4329 100644
> --- a/drivers/usb/musb/usb-compat.h
> +++ b/drivers/usb/musb/usb-compat.h
> @@ -1,7 +1,7 @@
> #ifndef __USB_COMPAT_H__
> #define __USB_COMPAT_H__
>
> -#include "usb.h"
> +#include <usb/usb.h>
>
> struct usb_hcd {
> void *hcd_priv;
> diff --git a/include/usb/musb.h b/include/usb/musb.h
> deleted file mode 100644
> index 9f65ef9..0000000
> --- a/include/usb/musb.h
> +++ /dev/null
> @@ -1,162 +0,0 @@
> -/*
> - * This is used to for host and peripheral modes of the driver for
> - * Inventra (Multidrop) Highspeed Dual-Role Controllers: (M)HDRC.
> - *
> - * Board initialization should put one of these into dev->platform_data,
> - * probably on some platform_device named "musb-hdrc". It encapsulates
> - * key configuration differences between boards.
> - */
> -
> -#ifndef __LINUX_USB_MUSB_H
> -#define __LINUX_USB_MUSB_H
> -
> -#ifndef __deprecated
> -#define __deprecated
> -#endif
> -
> -/* The USB role is defined by the connector used on the board, so long as
> - * standards are being followed. (Developer boards sometimes won't.)
> - */
> -enum musb_mode {
> - MUSB_UNDEFINED = 0,
> - MUSB_HOST, /* A or Mini-A connector */
> - MUSB_PERIPHERAL, /* B or Mini-B connector */
> - MUSB_OTG /* Mini-AB connector */
> -};
> -
> -struct clk;
> -
> -enum musb_fifo_style {
> - FIFO_RXTX,
> - FIFO_TX,
> - FIFO_RX
> -} __attribute__ ((packed));
> -
> -enum musb_buf_mode {
> - BUF_SINGLE,
> - BUF_DOUBLE
> -} __attribute__ ((packed));
> -
> -struct musb_fifo_cfg {
> - u8 hw_ep_num;
> - enum musb_fifo_style style;
> - enum musb_buf_mode mode;
> - u16 maxpacket;
> -};
> -
> -#define MUSB_EP_FIFO(ep, st, m, pkt) \
> -{ \
> - .hw_ep_num = ep, \
> - .style = st, \
> - .mode = m, \
> - .maxpacket = pkt, \
> -}
> -
> -#define MUSB_EP_FIFO_SINGLE(ep, st, pkt) \
> - MUSB_EP_FIFO(ep, st, BUF_SINGLE, pkt)
> -
> -#define MUSB_EP_FIFO_DOUBLE(ep, st, pkt) \
> - MUSB_EP_FIFO(ep, st, BUF_DOUBLE, pkt)
> -
> -struct musb_hdrc_eps_bits {
> - const char name[16];
> - u8 bits;
> -};
> -
> -struct musb_hdrc_config {
> - struct musb_fifo_cfg *fifo_cfg; /* board fifo configuration */
> - unsigned fifo_cfg_size; /* size of the fifo configuration */
> -
> - /* MUSB configuration-specific details */
> - unsigned multipoint:1; /* multipoint device */
> - unsigned dyn_fifo:1 __deprecated; /* supports dynamic fifo sizing */
> - unsigned soft_con:1 __deprecated; /* soft connect required */
> - unsigned utm_16:1 __deprecated; /* utm data witdh is 16 bits */
> - unsigned big_endian:1; /* true if CPU uses big-endian */
> - unsigned mult_bulk_tx:1; /* Tx ep required for multbulk pkts */
> - unsigned mult_bulk_rx:1; /* Rx ep required for multbulk pkts */
> - unsigned high_iso_tx:1; /* Tx ep required for HB iso */
> - unsigned high_iso_rx:1; /* Rx ep required for HD iso */
> - unsigned dma:1 __deprecated; /* supports DMA */
> - unsigned vendor_req:1 __deprecated; /* vendor registers required */
> -
> - u8 num_eps; /* number of endpoints _with_ ep0 */
> - u8 dma_channels __deprecated; /* number of dma channels */
> - u8 dyn_fifo_size; /* dynamic size in bytes */
> - u8 vendor_ctrl __deprecated; /* vendor control reg width */
> - u8 vendor_stat __deprecated; /* vendor status reg witdh */
> - u8 dma_req_chan __deprecated; /* bitmask for required dma channels */
> - u8 ram_bits; /* ram address size */
> -
> - struct musb_hdrc_eps_bits *eps_bits __deprecated;
> -#ifdef CONFIG_BLACKFIN
> - /* A GPIO controlling VRSEL in Blackfin */
> - unsigned int gpio_vrsel;
> - unsigned int gpio_vrsel_active;
> - /* musb CLKIN in Blackfin in MHZ */
> - unsigned char clkin;
> -#endif
> -
> -};
> -
> -struct musb_hdrc_platform_data {
> - /* MUSB_HOST, MUSB_PERIPHERAL, or MUSB_OTG */
> - u8 mode;
> -
> - /* for clk_get() */
> - const char *clock;
> -
> - /* (HOST or OTG) switch VBUS on/off */
> - int (*set_vbus)(struct device *dev, int is_on);
> -
> - /* (HOST or OTG) mA/2 power supplied on (default = 8mA) */
> - u8 power;
> -
> - /* (PERIPHERAL) mA/2 max power consumed (default = 100mA) */
> - u8 min_power;
> -
> - /* (HOST or OTG) msec/2 after VBUS on till power good */
> - u8 potpgt;
> -
> - /* (HOST or OTG) program PHY for external Vbus */
> - unsigned extvbus:1;
> -
> - /* Power the device on or off */
> - int (*set_power)(int state);
> -
> - /* MUSB configuration-specific details */
> - struct musb_hdrc_config *config;
> -
> - /* Architecture specific board data */
> - void *board_data;
> -
> - /* Platform specific struct musb_ops pointer */
> - const void *platform_ops;
> -};
> -
> -
> -/* TUSB 6010 support */
> -
> -#define TUSB6010_OSCCLK_60 16667 /* psec/clk @ 60.0 MHz */
> -#define TUSB6010_REFCLK_24 41667 /* psec/clk @ 24.0 MHz XI */
> -#define TUSB6010_REFCLK_19 52083 /* psec/clk @ 19.2 MHz CLKIN */
> -
> -#ifdef CONFIG_ARCH_OMAP2
> -
> -extern int __init tusb6010_setup_interface(
> - struct musb_hdrc_platform_data *data,
> - unsigned ps_refclk, unsigned waitpin,
> - unsigned async_cs, unsigned sync_cs,
> - unsigned irq, unsigned dmachan);
> -
> -extern int tusb6010_platform_retime(unsigned is_refclk);
> -
> -#endif /* OMAP2 */
> -
> -/*
> - * U-Boot specfic stuff
> - */
> -int musb_register(struct musb_hdrc_platform_data *plat, void *bdata,
> - void *ctl_regs);
> -
> -#endif /* __LINUX_USB_MUSB_H */
> --
> 1.7.10.4
>
>
> _______________________________________________
> barebox mailing list
> barebox at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/barebox
>
--
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Industrial Linux Solutions | http://www.pengutronix.de/ |
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