linux/drivers/video/fbdev/geode/video_gx.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Geode GX video processor device.
 *
 *   Copyright (C) 2006 Arcom Control Systems Ltd.
 *
 *   Portions from AMD's original 2.4 driver:
 *     Copyright (C) 2004 Advanced Micro Devices, Inc.
 */
#include <linux/fb.h>
#include <linux/delay.h>
#include <asm/io.h>
#include <asm/delay.h>
#include <asm/msr.h>
#include <linux/cs5535.h>

#include "gxfb.h"


/*
 * Tables of register settings for various DOTCLKs.
 */
struct gx_pll_entry { … };

#define POSTDIV3 …
#define PREMULT2 …
#define PREDIV2 …

static const struct gx_pll_entry gx_pll_table_48MHz[] = …;

static const struct gx_pll_entry gx_pll_table_14MHz[] = …;

void gx_set_dclk_frequency(struct fb_info *info)
{ … }

static void
gx_configure_tft(struct fb_info *info)
{ … }

void gx_configure_display(struct fb_info *info)
{ … }

int gx_blank_display(struct fb_info *info, int blank_mode)
{ … }