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65cc0e2a65
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
69 lines
2 KiB
C
69 lines
2 KiB
C
/*
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* Copyright 2013 Texas Instruments, Inc.
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* Author: Dan Murphy <dmurphy@ti.com>
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*
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* Derived work from the pca953x.c driver
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __TCA642X_H_
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#define __TCA642X_H_
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#ifdef CONFIG_CMD_TCA642X
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enum {
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TCA642X_CMD_INFO,
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TCA642X_CMD_DEVICE,
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TCA642X_CMD_OUTPUT,
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TCA642X_CMD_INPUT,
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TCA642X_CMD_INVERT,
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};
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#endif
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#define TCA642X_OUT_LOW 0
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#define TCA642X_OUT_HIGH 1
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#define TCA642X_POL_NORMAL 0
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#define TCA642X_POL_INVERT 1
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#define TCA642X_DIR_OUT 0
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#define TCA642X_DIR_IN 1
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/* Default to an address that hopefully won't corrupt other i2c devices */
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#ifndef CFG_SYS_I2C_TCA642X_ADDR
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#define CFG_SYS_I2C_TCA642X_ADDR (~0)
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#endif
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/* Default to an address that hopefully won't corrupt other i2c devices */
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#ifndef CFG_SYS_I2C_TCA642X_BUS_NUM
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#define CFG_SYS_I2C_TCA642X_BUS_NUM (0)
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#endif
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struct tca642x_bank_info {
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uint8_t input_reg;
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uint8_t output_reg;
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uint8_t polarity_reg;
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uint8_t configuration_reg;
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};
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int tca642x_set_val(uchar chip, uint8_t gpio_bank,
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uint8_t reg_bit, uint8_t data);
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int tca642x_set_pol(uchar chip, uint8_t gpio_bank,
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uint8_t reg_bit, uint8_t data);
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int tca642x_set_dir(uchar chip, uint8_t gpio_bank,
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uint8_t reg_bit, uint8_t data);
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int tca642x_get_val(uchar chip, uint8_t gpio_bank);
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int tca642x_set_inital_state(uchar chip, struct tca642x_bank_info init_data[]);
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#endif /* __TCA642X_H_ */
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