98 lines
2.4 KiB
C
98 lines
2.4 KiB
C
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/* Copyright (c) 2011-2012, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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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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*/
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#ifndef _MSM_DSPS_H_
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#define _MSM_DSPS_H_
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#include <linux/types.h>
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#include <linux/clk.h>
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#include <linux/regulator/consumer.h>
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#define DSPS_SIGNATURE 0x12345678
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/**
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* DSPS Clocks Platform data.
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*
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* @name - clock name.
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* @rate - rate to set. zero if not relevant.
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* @clock - clock handle, reserved for the driver.
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*/
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struct dsps_clk_info {
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const char *name;
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u32 rate;
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struct clk *clock;
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};
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/**
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* DSPS GPIOs Platform data.
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*
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* @name - clock name.
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* @num - GPIO number.
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* @on_val - value to ouptput for ON (depends on polarity).
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* @off_val - value to ouptput for OFF (depends on polarity).
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* @is_owner - reserved for the driver.
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*/
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struct dsps_gpio_info {
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const char *name;
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int num;
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int on_val;
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int off_val;
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int is_owner;
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};
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/**
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* DSPS Power regulators Platform data.
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*
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* @name - regulator name.
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* @volt - required voltage (in uV).
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* @reg - reserved for the driver.
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*/
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struct dsps_regulator_info {
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const char *name;
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int volt;
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struct regulator *reg;
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};
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/**
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* DSPS Platform data.
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*
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* @pil_name - peripheral image name
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* @clks - array of clocks.
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* @clks_num - number of clocks in array.
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* @gpios - array of gpios.
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* @gpios_num - number of gpios.
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* @regs - array of regulators.
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* @regs_num - number of regulators.
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* @dsps_pwr_ctl_en - to enable DSPS to do power control if set 1
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* otherwise the apps will do power control
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* @ppss_pause_reg - Offset to the PPSS_PAUSE register
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* @ppss_wdog_unmasked_int_en_reg - Offset to PPSS_WDOG_UNMASKED_INT_EN register
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* @signature - signature for validity check.
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*/
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struct msm_dsps_platform_data {
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const char *pil_name;
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struct dsps_clk_info *clks;
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int clks_num;
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struct dsps_gpio_info *gpios;
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int gpios_num;
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struct dsps_regulator_info *regs;
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int regs_num;
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int dsps_pwr_ctl_en;
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void (*init)(struct msm_dsps_platform_data *data);
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int ppss_pause_reg;
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int ppss_wdog_unmasked_int_en_reg;
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u32 signature;
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};
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#endif /* _MSM_DSPS_H_ */
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