diff options
Diffstat (limited to 'include/asm-arm/arch-pxa/pxafb.h')
| -rw-r--r-- | include/asm-arm/arch-pxa/pxafb.h | 71 |
1 files changed, 68 insertions, 3 deletions
diff --git a/include/asm-arm/arch-pxa/pxafb.h b/include/asm-arm/arch-pxa/pxafb.h index ea2336aa70e..bbd22396841 100644 --- a/include/asm-arm/arch-pxa/pxafb.h +++ b/include/asm-arm/arch-pxa/pxafb.h @@ -13,6 +13,50 @@ */ #include <linux/fb.h> +#include <asm/arch/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. @@ -26,6 +70,10 @@ struct pxafb_mode_info { u_short yres; u_char bpp; + u_int cmap_greyscale:1, + unused:31; + + /* Parallel Mode Timing */ u_char hsync_len; u_char left_margin; u_char right_margin; @@ -35,14 +83,28 @@ struct pxafb_mode_info { u_char lower_margin; u_char sync; - u_int cmap_greyscale:1, - unused:31; + /* 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, @@ -78,8 +140,11 @@ struct pxafb_mach_info { 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); |