diff options
Diffstat (limited to 'drivers/sh/pfc/core.h')
| -rw-r--r-- | drivers/sh/pfc/core.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/sh/pfc/core.h b/drivers/sh/pfc/core.h new file mode 100644 index 000000000000..b07ae259c0eb --- /dev/null +++ b/drivers/sh/pfc/core.h @@ -0,0 +1,44 @@ +/* + * SuperH Pin Function Controller support. + * + * Copyright (C) 2012 Renesas Solutions Corp. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#ifndef __SH_PFC_CORE_H__ +#define __SH_PFC_CORE_H__ + +#include <linux/compiler.h> +#include <linux/sh_pfc.h> +#include <linux/types.h> + +struct pfc_window { + phys_addr_t phys; + void __iomem *virt; + unsigned long size; +}; + +struct sh_pfc { + struct sh_pfc_platform_data *pdata; + spinlock_t lock; + + struct pfc_window *window; +}; + +int sh_pfc_register_gpiochip(struct sh_pfc *pfc); + +int sh_pfc_register_pinctrl(struct sh_pfc *pfc); + +int sh_pfc_read_bit(struct pinmux_data_reg *dr, unsigned long in_pos); +void sh_pfc_write_bit(struct pinmux_data_reg *dr, unsigned long in_pos, + unsigned long value); +int sh_pfc_get_data_reg(struct sh_pfc *pfc, unsigned gpio, + struct pinmux_data_reg **drp, int *bitp); +int sh_pfc_gpio_to_enum(struct sh_pfc *pfc, unsigned gpio, int pos, + pinmux_enum_t *enum_idp); +int sh_pfc_config_gpio(struct sh_pfc *pfc, unsigned gpio, int pinmux_type, + int cfg_mode); + +#endif /* __SH_PFC_CORE_H__ */ |