23b65c3a24
git-subtree-dir: techpack/display git-subtree-mainline:2d46776923
git-subtree-split:64f31403b4
Change-Id: I7f4c42a3ba6b11a8db861cdd171a52d8f58f2e06
99 lines
2.7 KiB
C
99 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2012, 2015-2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef __SDE_ROTATOR_IO_UTIL_H__
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#define __SDE_ROTATOR_IO_UTIL_H__
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#include <linux/gpio.h>
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#include <linux/platform_device.h>
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#include <linux/regulator/consumer.h>
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#include <linux/i2c.h>
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#include <linux/types.h>
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#ifdef DEBUG
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#define DEV_DBG(fmt, args...) pr_err("<SDEROT_ERR> " fmt, ##args)
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#else
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#define DEV_DBG(fmt, args...) pr_debug("<SDEROT_DBG> " fmt, ##args)
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#endif
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#define DEV_INFO(fmt, args...) pr_info("<SDEROT_INFO> " fmt, ##args)
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#define DEV_WARN(fmt, args...) pr_warn("<SDEROT_WARN> " fmt, ##args)
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#define DEV_ERR(fmt, args...) pr_err("<SDEROT_ERR> " fmt, ##args)
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struct sde_io_data {
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u32 len;
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void __iomem *base;
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};
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void sde_reg_w(struct sde_io_data *io, u32 offset, u32 value, u32 debug);
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u32 sde_reg_r(struct sde_io_data *io, u32 offset, u32 debug);
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void sde_reg_dump(void __iomem *base, u32 len, const char *prefix, u32 debug);
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#define SDE_REG_W_ND(io, offset, val) sde_reg_w(io, offset, val, false)
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#define SDE_REG_W(io, offset, val) sde_reg_w(io, offset, val, true)
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#define SDE_REG_R_ND(io, offset) sde_reg_r(io, offset, false)
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#define SDE_REG_R(io, offset) sde_reg_r(io, offset, true)
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enum sde_vreg_type {
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SDE_REG_LDO,
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SDE_REG_VS,
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};
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struct sde_vreg {
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struct regulator *vreg; /* vreg handle */
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char vreg_name[32];
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int min_voltage;
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int max_voltage;
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int enable_load;
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int disable_load;
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int pre_on_sleep;
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int post_on_sleep;
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int pre_off_sleep;
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int post_off_sleep;
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};
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struct sde_gpio {
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unsigned int gpio;
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unsigned int value;
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char gpio_name[32];
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};
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enum sde_clk_type {
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SDE_CLK_AHB, /* no set rate. rate controlled through rpm */
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SDE_CLK_PCLK,
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SDE_CLK_OTHER,
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};
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struct sde_clk {
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struct clk *clk; /* clk handle */
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char clk_name[32];
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enum sde_clk_type type;
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unsigned long rate;
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};
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struct sde_module_power {
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unsigned int num_vreg;
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struct sde_vreg *vreg_config;
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unsigned int num_gpio;
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struct sde_gpio *gpio_config;
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unsigned int num_clk;
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struct sde_clk *clk_config;
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};
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int sde_rot_ioremap_byname(struct platform_device *pdev,
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struct sde_io_data *io_data, const char *name);
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void sde_rot_iounmap(struct sde_io_data *io_data);
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int sde_rot_config_vreg(struct device *dev, struct sde_vreg *in_vreg,
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int num_vreg, int config);
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int sde_rot_enable_vreg(struct sde_vreg *in_vreg, int num_vreg, int enable);
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int sde_rot_get_clk(struct device *dev, struct sde_clk *clk_arry, int num_clk);
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void sde_rot_put_clk(struct sde_clk *clk_arry, int num_clk);
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int sde_rot_clk_set_rate(struct sde_clk *clk_arry, int num_clk);
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int sde_rot_enable_clk(struct sde_clk *clk_arry, int num_clk, int enable);
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#endif /* __SDE_ROTATOR_IO_UTIL_H__ */
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