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Based on 1 normalized pattern(s): 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 this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 59 temple place suite 330 boston ma 02111 1307 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 3 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Steve Winslow <swinslow@gmail.com> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190528170026.251475812@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
171 lines
4.0 KiB
C
171 lines
4.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* include/linux/sm501.h
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*
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* Copyright (c) 2006 Simtec Electronics
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* Ben Dooks <ben@simtec.co.uk>
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* Vincent Sanders <vince@simtec.co.uk>
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*/
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extern int sm501_unit_power(struct device *dev,
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unsigned int unit, unsigned int to);
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extern unsigned long sm501_set_clock(struct device *dev,
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int clksrc, unsigned long freq);
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extern unsigned long sm501_find_clock(struct device *dev,
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int clksrc, unsigned long req_freq);
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/* sm501_misc_control
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*
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* Modify the SM501's MISC_CONTROL register
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*/
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extern int sm501_misc_control(struct device *dev,
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unsigned long set, unsigned long clear);
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/* sm501_modify_reg
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*
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* Modify a register in the SM501 which may be shared with other
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* drivers.
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*/
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extern unsigned long sm501_modify_reg(struct device *dev,
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unsigned long reg,
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unsigned long set,
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unsigned long clear);
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/* Platform data definitions */
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#define SM501FB_FLAG_USE_INIT_MODE (1<<0)
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#define SM501FB_FLAG_DISABLE_AT_EXIT (1<<1)
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#define SM501FB_FLAG_USE_HWCURSOR (1<<2)
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#define SM501FB_FLAG_USE_HWACCEL (1<<3)
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#define SM501FB_FLAG_PANEL_NO_FPEN (1<<4)
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#define SM501FB_FLAG_PANEL_NO_VBIASEN (1<<5)
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#define SM501FB_FLAG_PANEL_INV_FPEN (1<<6)
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#define SM501FB_FLAG_PANEL_INV_VBIASEN (1<<7)
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struct sm501_platdata_fbsub {
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struct fb_videomode *def_mode;
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unsigned int def_bpp;
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unsigned long max_mem;
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unsigned int flags;
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};
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enum sm501_fb_routing {
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SM501_FB_OWN = 0, /* CRT=>CRT, Panel=>Panel */
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SM501_FB_CRT_PANEL = 1, /* Panel=>CRT, Panel=>Panel */
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};
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/* sm501_platdata_fb flag field bit definitions */
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#define SM501_FBPD_SWAP_FB_ENDIAN (1<<0) /* need to endian swap */
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/* sm501_platdata_fb
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*
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* configuration data for the framebuffer driver
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*/
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struct sm501_platdata_fb {
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enum sm501_fb_routing fb_route;
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unsigned int flags;
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struct sm501_platdata_fbsub *fb_crt;
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struct sm501_platdata_fbsub *fb_pnl;
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};
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/* gpio i2c
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*
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* Note, we have to pass in the bus number, as the number used will be
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* passed to the i2c-gpio driver's platform_device.id, subsequently used
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* to register the i2c bus.
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*/
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struct sm501_platdata_gpio_i2c {
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unsigned int bus_num;
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unsigned int pin_sda;
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unsigned int pin_scl;
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int udelay;
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int timeout;
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};
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/* sm501_initdata
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*
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* use for initialising values that may not have been setup
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* before the driver is loaded.
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*/
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struct sm501_reg_init {
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unsigned long set;
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unsigned long mask;
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};
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#define SM501_USE_USB_HOST (1<<0)
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#define SM501_USE_USB_SLAVE (1<<1)
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#define SM501_USE_SSP0 (1<<2)
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#define SM501_USE_SSP1 (1<<3)
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#define SM501_USE_UART0 (1<<4)
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#define SM501_USE_UART1 (1<<5)
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#define SM501_USE_FBACCEL (1<<6)
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#define SM501_USE_AC97 (1<<7)
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#define SM501_USE_I2S (1<<8)
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#define SM501_USE_GPIO (1<<9)
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#define SM501_USE_ALL (0xffffffff)
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struct sm501_initdata {
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struct sm501_reg_init gpio_low;
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struct sm501_reg_init gpio_high;
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struct sm501_reg_init misc_timing;
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struct sm501_reg_init misc_control;
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unsigned long devices;
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unsigned long mclk; /* non-zero to modify */
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unsigned long m1xclk; /* non-zero to modify */
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};
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/* sm501_init_gpio
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*
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* default gpio settings
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*/
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struct sm501_init_gpio {
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struct sm501_reg_init gpio_data_low;
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struct sm501_reg_init gpio_data_high;
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struct sm501_reg_init gpio_ddr_low;
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struct sm501_reg_init gpio_ddr_high;
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};
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#define SM501_FLAG_SUSPEND_OFF (1<<4)
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/* sm501_platdata
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*
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* This is passed with the platform device to allow the board
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* to control the behaviour of the SM501 driver(s) which attach
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* to the device.
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*
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*/
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struct sm501_platdata {
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struct sm501_initdata *init;
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struct sm501_init_gpio *init_gpiop;
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struct sm501_platdata_fb *fb;
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int flags;
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int gpio_base;
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int (*get_power)(struct device *dev);
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int (*set_power)(struct device *dev, unsigned int on);
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struct sm501_platdata_gpio_i2c *gpio_i2c;
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unsigned int gpio_i2c_nr;
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};
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#if defined(CONFIG_PPC32)
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#define smc501_readl(addr) ioread32be((addr))
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#define smc501_writel(val, addr) iowrite32be((val), (addr))
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#else
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#define smc501_readl(addr) readl(addr)
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#define smc501_writel(val, addr) writel(val, addr)
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#endif
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