aboutsummaryrefslogtreecommitdiff
path: root/arch/sh/include/asm/sh7760fb.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-01 10:53:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-01 10:53:43 -0700
commit00e9028a95fb8a4d79f2fb695a853f33ea7d3b57 (patch)
tree2dea2ae498a6ce57de8890e87185aca5e9f3ad2d /arch/sh/include/asm/sh7760fb.h
parent57b1494d2ba544c62673234da6115c21fac27ffc (diff)
parent7cb93181629c613ee2b8f4ffe3446f8003074842 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (28 commits) mm/hugetlb.c must #include <asm/io.h> video: Fix up hp6xx driver build regressions. sh: defconfig updates. sh: Kill off stray mach-rsk7203 reference. serial: sh-sci: Fix up SH7760/SH7780/SH7785 early printk regression. sh: Move out individual boards without mach groups. sh: Make sure AT_SYSINFO_EHDR is exposed to userspace in asm/auxvec.h. sh: Allow SH-3 and SH-5 to use common headers. sh: Provide common CPU headers, prune the SH-2 and SH-2A directories. sh/maple: clean maple bus code sh: More header path fixups for mach dir refactoring. sh: Move out the solution engine headers to arch/sh/include/mach-se/ sh: I2C fix for AP325RXA and Migo-R sh: Shuffle the board directories in to mach groups. sh: dma-sh: Fix up dreamcast dma.h mach path. sh: Switch KBUILD_DEFCONFIG to shx3_defconfig. sh: Add ARCH_DEFCONFIG entries for sh and sh64. sh: Fix compile error of Solution Engine sh: Proper __put_user_asm() size mismatch fix. sh: Stub in a dummy ENTRY_OFFSET for uImage offset calculation. ...
Diffstat (limited to 'arch/sh/include/asm/sh7760fb.h')
-rw-r--r--arch/sh/include/asm/sh7760fb.h197
1 files changed, 197 insertions, 0 deletions
diff --git a/arch/sh/include/asm/sh7760fb.h b/arch/sh/include/asm/sh7760fb.h
new file mode 100644
index 00000000000..8767f61acec
--- /dev/null
+++ b/arch/sh/include/asm/sh7760fb.h
@@ -0,0 +1,197 @@
+/*
+ * sh7760fb.h -- platform data for SH7760/SH7763 LCDC framebuffer driver.
+ *
+ * (c) 2006-2008 MSC Vertriebsges.m.b.H.,
+ * Manuel Lauss <mano@roarinelk.homelinux.net>
+ * (c) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
+ */
+
+#ifndef _ASM_SH_SH7760FB_H
+#define _ASM_SH_SH7760FB_H
+
+/*
+ * some bits of the colormap registers should be written as zero.
+ * create a mask for that.
+ */
+#define SH7760FB_PALETTE_MASK 0x00f8fcf8
+
+/* The LCDC dma engine always sets bits 27-26 to 1: this is Area3 */
+#define SH7760FB_DMA_MASK 0x0C000000
+
+/* palette */
+#define LDPR(x) (((x) << 2))
+
+/* framebuffer registers and bits */
+#define LDICKR 0x400
+#define LDMTR 0x402
+/* see sh7760fb.h for LDMTR bits */
+#define LDDFR 0x404
+#define LDDFR_PABD (1 << 8)
+#define LDDFR_COLOR_MASK 0x7F
+#define LDSMR 0x406
+#define LDSMR_ROT (1 << 13)
+#define LDSARU 0x408
+#define LDSARL 0x40c
+#define LDLAOR 0x410
+#define LDPALCR 0x412
+#define LDPALCR_PALS (1 << 4)
+#define LDPALCR_PALEN (1 << 0)
+#define LDHCNR 0x414
+#define LDHSYNR 0x416
+#define LDVDLNR 0x418
+#define LDVTLNR 0x41a
+#define LDVSYNR 0x41c
+#define LDACLNR 0x41e
+#define LDINTR 0x420
+#define LDPMMR 0x424
+#define LDPSPR 0x426
+#define LDCNTR 0x428
+#define LDCNTR_DON (1 << 0)
+#define LDCNTR_DON2 (1 << 4)
+
+#ifdef CONFIG_CPU_SUBTYPE_SH7763
+# define LDLIRNR 0x440
+/* LDINTR bit */
+# define LDINTR_MINTEN (1 << 15)
+# define LDINTR_FINTEN (1 << 14)
+# define LDINTR_VSINTEN (1 << 13)
+# define LDINTR_VEINTEN (1 << 12)
+# define LDINTR_MINTS (1 << 11)
+# define LDINTR_FINTS (1 << 10)
+# define LDINTR_VSINTS (1 << 9)
+# define LDINTR_VEINTS (1 << 8)
+# define VINT_START (LDINTR_VSINTEN)
+# define VINT_CHECK (LDINTR_VSINTS)
+#else
+/* LDINTR bit */
+# define LDINTR_VINTSEL (1 << 12)
+# define LDINTR_VINTE (1 << 8)
+# define LDINTR_VINTS (1 << 0)
+# define VINT_START (LDINTR_VINTSEL)
+# define VINT_CHECK (LDINTR_VINTS)
+#endif
+
+/* HSYNC polarity inversion */
+#define LDMTR_FLMPOL (1 << 15)
+
+/* VSYNC polarity inversion */
+#define LDMTR_CL1POL (1 << 14)
+
+/* DISPLAY-ENABLE polarity inversion */
+#define LDMTR_DISPEN_LOWACT (1 << 13)
+
+/* DISPLAY DATA BUS polarity inversion */
+#define LDMTR_DPOL_LOWACT (1 << 12)
+
+/* AC modulation signal enable */
+#define LDMTR_MCNT (1 << 10)
+
+/* Disable output of HSYNC during VSYNC period */
+#define LDMTR_CL1CNT (1 << 9)
+
+/* Disable output of VSYNC during VSYNC period */
+#define LDMTR_CL2CNT (1 << 8)
+
+/* Display types supported by the LCDC */
+#define LDMTR_STN_MONO_4 0x00
+#define LDMTR_STN_MONO_8 0x01
+#define LDMTR_STN_COLOR_4 0x08
+#define LDMTR_STN_COLOR_8 0x09
+#define LDMTR_STN_COLOR_12 0x0A
+#define LDMTR_STN_COLOR_16 0x0B
+#define LDMTR_DSTN_MONO_8 0x11
+#define LDMTR_DSTN_MONO_16 0x13
+#define LDMTR_DSTN_COLOR_8 0x19
+#define LDMTR_DSTN_COLOR_12 0x1A
+#define LDMTR_DSTN_COLOR_16 0x1B
+#define LDMTR_TFT_COLOR_16 0x2B
+
+/* framebuffer color layout */
+#define LDDFR_1BPP_MONO 0x00
+#define LDDFR_2BPP_MONO 0x01
+#define LDDFR_4BPP_MONO 0x02
+#define LDDFR_6BPP_MONO 0x04
+#define LDDFR_4BPP 0x0A
+#define LDDFR_8BPP 0x0C
+#define LDDFR_16BPP_RGB555 0x1D
+#define LDDFR_16BPP_RGB565 0x2D
+
+/* LCDC Pixclock sources */
+#define LCDC_CLKSRC_BUSCLOCK 0
+#define LCDC_CLKSRC_PERIPHERAL 1
+#define LCDC_CLKSRC_EXTERNAL 2
+
+#define LDICKR_CLKSRC(x) \
+ (((x) & 3) << 12)
+
+/* LCDC pixclock input divider. Set to 1 at a minimum! */
+#define LDICKR_CLKDIV(x) \
+ ((x) & 0x1f)
+
+struct sh7760fb_platdata {
+
+ /* Set this member to a valid fb_videmode for the display you
+ * wish to use. The following members must be initialized:
+ * xres, yres, hsync_len, vsync_len, sync,
+ * {left,right,upper,lower}_margin.
+ * The driver uses the above members to calculate register values
+ * and memory requirements. Other members are ignored but may
+ * be used by other framebuffer layer components.
+ */
+ struct fb_videomode *def_mode;
+
+ /* LDMTR includes display type and signal polarity. The
+ * HSYNC/VSYNC polarities are derived from the fb_var_screeninfo
+ * data above; however the polarities of the following signals
+ * must be encoded in the ldmtr member:
+ * Display Enable signal (default high-active) DISPEN_LOWACT
+ * Display Data signals (default high-active) DPOL_LOWACT
+ * AC Modulation signal (default off) MCNT
+ * Hsync-During-Vsync suppression (default off) CL1CNT
+ * Vsync-during-vsync suppression (default off) CL2CNT
+ * NOTE: also set a display type!
+ * (one of LDMTR_{STN,DSTN,TFT}_{MONO,COLOR}_{4,8,12,16})
+ */
+ u16 ldmtr;
+
+ /* LDDFR controls framebuffer image format (depth, organization)
+ * Use ONE of the LDDFR_?BPP_* macros!
+ */
+ u16 lddfr;
+
+ /* LDPMMR and LDPSPR control the timing of the power signals
+ * for the display. Please read the SH7760 Hardware Manual,
+ * Chapters 30.3.17, 30.3.18 and 30.4.6!
+ */
+ u16 ldpmmr;
+ u16 ldpspr;
+
+ /* LDACLNR contains the line numbers after which the AC modulation
+ * signal is to toggle. Set to ZERO for TFTs or displays which
+ * do not need it. (Chapter 30.3.15 in SH7760 Hardware Manual).
+ */
+ u16 ldaclnr;
+
+ /* LDICKR contains information on pixelclock source and config.
+ * Please use the LDICKR_CLKSRC() and LDICKR_CLKDIV() macros.
+ * minimal value for CLKDIV() must be 1!.
+ */
+ u16 ldickr;
+
+ /* set this member to 1 if you wish to use the LCDC's hardware
+ * rotation function. This is limited to displays <= 320x200
+ * pixels resolution!
+ */
+ int rotate; /* set to 1 to rotate 90 CCW */
+
+ /* set this to 1 to suppress vsync irq use. */
+ int novsync;
+
+ /* blanking hook for platform. Set this if your platform can do
+ * more than the LCDC in terms of blanking (e.g. disable clock
+ * generator / backlight power supply / etc.
+ */
+ void (*blank) (int);
+};
+
+#endif /* _ASM_SH_SH7760FB_H */