91 lines
3.4 KiB
C
91 lines
3.4 KiB
C
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/*****************************************************************************
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Copyright 2016 Broadcom Limited. All rights reserved.
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This program is the proprietary software of Broadcom Limited and/or its
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licensors, and may only be used, duplicated, modified or distributed pursuant
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to the terms and conditions of a separate, written license agreement executed
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between you and Broadcom (an "Authorized License").
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Except as set forth in an Authorized License, Broadcom grants no license
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(express or implied), right to use, or waiver of any kind with respect to the
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Software, and Broadcom expressly reserves all rights in and to the Software
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and all intellectual property rights therein. IF YOU HAVE NO AUTHORIZED
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LICENSE, THEN YOU HAVE NO RIGHT TO USE THIS SOFTWARE IN ANY WAY, AND SHOULD
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IMMEDIATELY NOTIFY BROADCOM AND DISCONTINUE ALL USE OF THE SOFTWARE.
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Except as expressly set forth in the Authorized License,
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1. This program, including its structure, sequence and organization,
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constitutes the valuable trade secrets of Broadcom, and you shall use all
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reasonable efforts to protect the confidentiality thereof, and to use this
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information only in connection with your use of Broadcom integrated
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circuit products.
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2. TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
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AND WITH ALL FAULTS AND BROADCOM MAKES NO PROMISES, REPRESENTATIONS OR
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WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT
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TO THE SOFTWARE. BROADCOM SPECIFICALLY DISCLAIMS ANY AND ALL IMPLIED
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WARRANTIES OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A
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PARTICULAR PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS,
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QUIET ENJOYMENT, QUIET POSSESSION OR CORRESPONDENCE TO DESCRIPTION.
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YOU ASSUME THE ENTIRE RISK ARISING OUT OF USE OR PERFORMANCE OF THE
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SOFTWARE.
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3. TO THE MAXIMUM EXTENT PERMITTED BY LAW, IN NO EVENT SHALL BROADCOM OR ITS
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LICENSORS BE LIABLE FOR (i) CONSEQUENTIAL, INCIDENTAL, SPECIAL, INDIRECT,
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OR EXEMPLARY DAMAGES WHATSOEVER ARISING OUT OF OR IN ANY WAY RELATING TO
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YOUR USE OF OR INABILITY TO USE THE SOFTWARE EVEN IF BROADCOM HAS BEEN
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ADVISED OF THE POSSIBILITY OF SUCH DAMAGES; OR (ii) ANY AMOUNT IN EXCESS
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OF THE AMOUNT ACTUALLY PAID FOR THE SOFTWARE ITSELF OR U.S. $1, WHICHEVER
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IS GREATER. THESE LIMITATIONS SHALL APPLY NOTWITHSTANDING ANY FAILURE OF
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ESSENTIAL PURPOSE OF ANY LIMITED REMEDY.
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******************************************************************************/
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#ifndef GPIO_H
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#define GPIO_H
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#define GPIO_ENABLE 0x1
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#define GPIO_DISABLE 0x0
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#define GPIO_DRV_EN 0x1
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#define GPIO_DRV_DIS 0x0
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#define GPIO_SET_1 0x1
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#define GPIO_SET_0 0x0
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typedef enum {
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GIO_GROUP_0,
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GIO_GROUP_1,
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GIO_GROUP_2,
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} gio_group;
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typedef enum {
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FLASH_CS_FUNC_CS,
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FLASH_CS_FUNC_GPIO,
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} flash_cs_mux;
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typedef enum {
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GPIO_PIN_0 = 0x1 << 0,
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GPIO_PIN_1 = 0x1 << 1,
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GPIO_PIN_2 = 0x1 << 2,
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GPIO_PIN_3 = 0x1 << 3,
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} gpio_pin;
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#define GPIO_PIN_ALL (GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3)
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typedef enum {
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STRAP_PIN_QSPI,
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} strap_pin;
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/* prototypes */
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extern void gpio_config_output(gio_group grp, int pin);
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extern void gpio_config_input(gio_group grp, int pin);
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extern void gpio_set(gio_group grp, int pin, int val);
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extern int gpio_get(gio_group grp, int pin);
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extern void gpio_flash_cs_din_en(int enable);
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extern void gpio_flash_cs_dout_en(int enable);
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extern void gpio_flash_cs_oe_en(int enable);
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extern void gpio_flash_mux_sel(flash_cs_mux mux);
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#endif /* GPIO_H */
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