--- /dev/null
+/*
+ * arch/arm/mach-pxa/include/mach/pxafb.h
+ *
+ * Support for the xscale frame buffer.
+ *
+ * Author: Jean-Frederic Clere
+ * Created: Sep 22, 2003
+ * Copyright: jfclere@sinix.net
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/fb.h>
+#include <mach/regs-lcd.h>
+
+/*
+ * Supported LCD connections
+ *
+ * bits 0 - 3: for LCD panel type:
+ *
+ * STN - for passive matrix
+ * DSTN - for dual scan passive matrix
+ * TFT - for active matrix
+ *
+ * bits 4 - 9 : for bus width
+ * bits 10-17 : for AC Bias Pin Frequency
+ * bit 18 : for output enable polarity
+ * bit 19 : for pixel clock edge
+ */
+#define LCD_CONN_TYPE(_x) ((_x) & 0x0f)
+#define LCD_CONN_WIDTH(_x) (((_x) >> 4) & 0x1f)
+
+#define LCD_TYPE_UNKNOWN 0
+#define LCD_TYPE_MONO_STN 1
+#define LCD_TYPE_MONO_DSTN 2
+#define LCD_TYPE_COLOR_STN 3
+#define LCD_TYPE_COLOR_DSTN 4
+#define LCD_TYPE_COLOR_TFT 5
+#define LCD_TYPE_SMART_PANEL 6
+#define LCD_TYPE_MAX 7
+
+#define LCD_MONO_STN_4BPP ((4 << 4) | LCD_TYPE_MONO_STN)
+#define LCD_MONO_STN_8BPP ((8 << 4) | LCD_TYPE_MONO_STN)
+#define LCD_MONO_DSTN_8BPP ((8 << 4) | LCD_TYPE_MONO_DSTN)
+#define LCD_COLOR_STN_8BPP ((8 << 4) | LCD_TYPE_COLOR_STN)
+#define LCD_COLOR_DSTN_16BPP ((16 << 4) | LCD_TYPE_COLOR_DSTN)
+#define LCD_COLOR_TFT_16BPP ((16 << 4) | LCD_TYPE_COLOR_TFT)
+#define LCD_COLOR_TFT_18BPP ((18 << 4) | LCD_TYPE_COLOR_TFT)
+#define LCD_SMART_PANEL_8BPP ((8 << 4) | LCD_TYPE_SMART_PANEL)
+#define LCD_SMART_PANEL_16BPP ((16 << 4) | LCD_TYPE_SMART_PANEL)
+#define LCD_SMART_PANEL_18BPP ((18 << 4) | LCD_TYPE_SMART_PANEL)
+
+#define LCD_AC_BIAS_FREQ(x) (((x) & 0xff) << 10)
+#define LCD_BIAS_ACTIVE_HIGH (0 << 17)
+#define LCD_BIAS_ACTIVE_LOW (1 << 17)
+#define LCD_PCLK_EDGE_RISE (0 << 18)
+#define LCD_PCLK_EDGE_FALL (1 << 18)
+
+/*
+ * This structure describes the machine which we are running on.
+ * It is set in linux/arch/arm/mach-pxa/machine_name.c and used in the probe routine
+ * of linux/drivers/video/pxafb.c
+ */
+struct pxafb_mode_info {
+ u_long pixclock;
+
+ u_short xres;
+ u_short yres;
+
+ u_char bpp;
+ u_int cmap_greyscale:1,
+ depth:8,
+ unused:23;
+
+ /* Parallel Mode Timing */
+ u_char hsync_len;
+ u_char left_margin;
+ u_char right_margin;
+
+ u_char vsync_len;
+ u_char upper_margin;
+ u_char lower_margin;
+ u_char sync;
+
+ /* Smart Panel Mode Timing - see PXA27x DM 7.4.15.0.3 for details
+ * Note:
+ * 1. all parameters in nanosecond (ns)
+ * 2. a0cs{rd,wr}_set_hld are controlled by the same register bits
+ * in pxa27x and pxa3xx, initialize them to the same value or
+ * the larger one will be used
+ * 3. same to {rd,wr}_pulse_width
+ */
+ unsigned a0csrd_set_hld; /* A0 and CS Setup/Hold Time before/after L_FCLK_RD */
+ unsigned a0cswr_set_hld; /* A0 and CS Setup/Hold Time before/after L_PCLK_WR */
+ unsigned wr_pulse_width; /* L_PCLK_WR pulse width */
+ unsigned rd_pulse_width; /* L_FCLK_RD pulse width */
+ unsigned cmd_inh_time; /* Command Inhibit time between two writes */
+ unsigned op_hold_time; /* Output Hold time from L_FCLK_RD negation */
+};
+
+struct pxafb_mach_info {
+ struct pxafb_mode_info *modes;
+ unsigned int num_modes;
+
+ unsigned int lcd_conn;
+
+ u_int fixed_modes:1,
+ cmap_inverse:1,
+ cmap_static:1,
+ unused:29;
+
+ /* The following should be defined in LCCR0
+ * LCCR0_Act or LCCR0_Pas Active or Passive
+ * LCCR0_Sngl or LCCR0_Dual Single/Dual panel
+ * LCCR0_Mono or LCCR0_Color Mono/Color
+ * LCCR0_4PixMono or LCCR0_8PixMono (in mono single mode)
+ * LCCR0_DMADel(Tcpu) (optional) DMA request delay
+ *
+ * The following should not be defined in LCCR0:
+ * LCCR0_OUM, LCCR0_BM, LCCR0_QDM, LCCR0_DIS, LCCR0_EFM
+ * LCCR0_IUM, LCCR0_SFM, LCCR0_LDM, LCCR0_ENB
+ */
+ u_int lccr0;
+ /* The following should be defined in LCCR3
+ * LCCR3_OutEnH or LCCR3_OutEnL Output enable polarity
+ * LCCR3_PixRsEdg or LCCR3_PixFlEdg Pixel clock edge type
+ * LCCR3_Acb(X) AB Bias pin frequency
+ * LCCR3_DPC (optional) Double Pixel Clock mode (untested)
+ *
+ * The following should not be defined in LCCR3
+ * LCCR3_HSP, LCCR3_VSP, LCCR0_Pcd(x), LCCR3_Bpp
+ */
+ u_int lccr3;
+ /* The following should be defined in LCCR4
+ * LCCR4_PAL_FOR_0 or LCCR4_PAL_FOR_1 or LCCR4_PAL_FOR_2
+ *
+ * All other bits in LCCR4 should be left alone.
+ */
+ u_int lccr4;
+ void (*pxafb_backlight_power)(int);
+ void (*pxafb_lcd_power)(int, struct fb_var_screeninfo *);
+ void (*smart_update)(struct fb_info *);
+};
+void set_pxa_fb_info(struct pxafb_mach_info *hard_pxa_fb_info);
+void set_pxa_fb_parent(struct device *parent_dev);
+unsigned long pxafb_get_hsync_time(struct device *dev);
+
+extern int pxafb_smart_queue(struct fb_info *info, uint16_t *cmds, int);
+extern int pxafb_smart_flush(struct fb_info *info);
git.openpandora.org / pandora-kernel.git / blobdiff