diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /drivers/char/mux_sdio_opt1_hal/ipc_gpio.h | |
Diffstat (limited to 'drivers/char/mux_sdio_opt1_hal/ipc_gpio.h')
| -rw-r--r-- | drivers/char/mux_sdio_opt1_hal/ipc_gpio.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/char/mux_sdio_opt1_hal/ipc_gpio.h b/drivers/char/mux_sdio_opt1_hal/ipc_gpio.h new file mode 100644 index 00000000..46c12ace --- /dev/null +++ b/drivers/char/mux_sdio_opt1_hal/ipc_gpio.h @@ -0,0 +1,48 @@ +/* + * linux/drivers/mmc/host/sdio_hal.h - Secure Digital Host Controller Interface driver + * + * Copyright (C) 2005-2008 Pierre Ossman, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at + * your option) any later version. + */ +#ifndef __SDHCI_HAL_H +#define __SDHCI_HAL_H + +#include <linux/scatterlist.h> +#include <linux/compiler.h> +#include <linux/types.h> +#include <linux/io.h> +#include <linux/bitops.h> + +#define SDHCI_TRANSFER_DIRECT_WRITE 0 +#define SDHCI_TRANSFER_DIRECT_READ 1 + +#define SDHCI_TRANSFER_OK 0 +#define SDHCI_TRANSFER_ERROR 1 +#define SDHCI_TRANSFER_TIMEOUT 2 + +#define SDHCI_SUCCESS 0 +#define SDHCI_ERROR 1 +#define SDHCI_TIMEOUT 2 + +int sdhci_hal_gpio_init(void); +int sdhci_hal_gpio_irq_init(void); +void sdhci_hal_gpio_exit(void); + +int cp2ap_req(void); +void set_ap_status(void); +void clear_ap_status(void); +int cp2ap_rts(void); +void ap2cp_req_enable(void); +void ap2cp_req_disable(void); +void ap2cp_rdy_enable(void); +void ap2cp_rdy_disable(void); +u32 sdhci_connect(u32 direction); +u32 sdhci_disconnect(u32 status); +u32 sdhci_resetconnect(u32 status); +void check_cp2ap_rdy(void); + +#endif /* __SDHCI_H */ |