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-rw-r--r--arch/arm/mach-pxa/generic.c5
-rw-r--r--drivers/video/pxafb.c94
-rw-r--r--drivers/video/pxafb.h2
-rw-r--r--include/asm-arm/arch-pxa/pxa-regs.h196
-rw-r--r--include/asm-arm/arch-pxa/pxafb.h1
-rw-r--r--include/asm-arm/arch-pxa/regs-lcd.h139
6 files changed, 213 insertions, 224 deletions
diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c
index 331f29b2d0cd..44617938f3f1 100644
--- a/arch/arm/mach-pxa/generic.c
+++ b/arch/arm/mach-pxa/generic.c
@@ -90,11 +90,6 @@ static struct map_desc standard_io_desc[] __initdata = {
.pfn = __phys_to_pfn(0x40000000),
.length = 0x02000000,
.type = MT_DEVICE
- }, { /* LCD */
- .virtual = 0xf4000000,
- .pfn = __phys_to_pfn(0x44000000),
- .length = 0x00100000,
- .type = MT_DEVICE
}, { /* Mem Ctl */
.virtual = 0xf6000000,
.pfn = __phys_to_pfn(0x48000000),
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index f1846c0de934..d97dc9383d47 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -687,7 +687,8 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var,
fbi->reg_lccr1 = new_regs.lccr1;
fbi->reg_lccr2 = new_regs.lccr2;
fbi->reg_lccr3 = new_regs.lccr3;
- fbi->reg_lccr4 = LCCR4 & (~LCCR4_PAL_FOR_MASK);
+ fbi->reg_lccr4 = __raw_readl(fbi->mmio_base + LCCR4) &
+ (~LCCR4_PAL_FOR_MASK);
fbi->reg_lccr4 |= (fbi->lccr4 & LCCR4_PAL_FOR_MASK);
set_hsync_time(fbi, pcd);
local_irq_restore(flags);
@@ -696,9 +697,12 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var,
* Only update the registers if the controller is enabled
* and something has changed.
*/
- if ((LCCR0 != fbi->reg_lccr0) || (LCCR1 != fbi->reg_lccr1) ||
- (LCCR2 != fbi->reg_lccr2) || (LCCR3 != fbi->reg_lccr3) ||
- (FDADR0 != fbi->fdadr0) || (FDADR1 != fbi->fdadr1))
+ if ((__raw_readl(fbi->mmio_base + LCCR0) != fbi->reg_lccr0) ||
+ (__raw_readl(fbi->mmio_base + LCCR1) != fbi->reg_lccr1) ||
+ (__raw_readl(fbi->mmio_base + LCCR2) != fbi->reg_lccr2) ||
+ (__raw_readl(fbi->mmio_base + LCCR3) != fbi->reg_lccr3) ||
+ (__raw_readl(fbi->mmio_base + FDADR0) != fbi->fdadr0) ||
+ (__raw_readl(fbi->mmio_base + FDADR1) != fbi->fdadr1))
pxafb_schedule_work(fbi, C_REENABLE);
return 0;
@@ -784,26 +788,31 @@ static void pxafb_enable_controller(struct pxafb_info *fbi)
clk_enable(fbi->clk);
/* Sequence from 11.7.10 */
- LCCR3 = fbi->reg_lccr3;
- LCCR2 = fbi->reg_lccr2;
- LCCR1 = fbi->reg_lccr1;
- LCCR0 = fbi->reg_lccr0 & ~LCCR0_ENB;
-
- FDADR0 = fbi->fdadr0;
- FDADR1 = fbi->fdadr1;
- LCCR0 |= LCCR0_ENB;
+ __raw_writel(fbi->reg_lccr3, fbi->mmio_base + LCCR3);
+ __raw_writel(fbi->reg_lccr2, fbi->mmio_base + LCCR2);
+ __raw_writel(fbi->reg_lccr1, fbi->mmio_base + LCCR1);
+ __raw_writel(fbi->reg_lccr0 & ~LCCR0_ENB, fbi->mmio_base + LCCR0);
+
+ __raw_writel(fbi->fdadr0, fbi->mmio_base + FDADR0);
+ __raw_writel(fbi->fdadr1, fbi->mmio_base + FDADR1);
+ __raw_writel(fbi->reg_lccr0 | LCCR0_ENB, fbi->mmio_base + LCCR0);
}
static void pxafb_disable_controller(struct pxafb_info *fbi)
{
+ uint32_t lccr0;
+
DECLARE_WAITQUEUE(wait, current);
set_current_state(TASK_UNINTERRUPTIBLE);
add_wait_queue(&fbi->ctrlr_wait, &wait);
- LCSR = 0xffffffff; /* Clear LCD Status Register */
- LCCR0 &= ~LCCR0_LDM; /* Enable LCD Disable Done Interrupt */
- LCCR0 |= LCCR0_DIS; /* Disable LCD Controller */
+ /* Clear LCD Status Register */
+ __raw_writel(0xffffffff, fbi->mmio_base + LCSR);
+
+ lccr0 = __raw_readl(fbi->mmio_base + LCCR0) & ~LCCR0_LDM;
+ __raw_writel(lccr0, fbi->mmio_base + LCCR0);
+ __raw_writel(lccr0 | LCCR0_DIS, fbi->mmio_base + LCCR0);
schedule_timeout(200 * HZ / 1000);
remove_wait_queue(&fbi->ctrlr_wait, &wait);
@@ -818,14 +827,15 @@ static void pxafb_disable_controller(struct pxafb_info *fbi)
static irqreturn_t pxafb_handle_irq(int irq, void *dev_id)
{
struct pxafb_info *fbi = dev_id;
- unsigned int lcsr = LCSR;
+ unsigned int lccr0, lcsr = __raw_readl(fbi->mmio_base + LCSR);
if (lcsr & LCSR_LDD) {
- LCCR0 |= LCCR0_LDM;
+ lccr0 = __raw_readl(fbi->mmio_base + LCCR0) | LCCR0_LDM;
+ __raw_writel(lccr0, fbi->mmio_base + LCCR0);
wake_up(&fbi->ctrlr_wait);
}
- LCSR = lcsr;
+ __raw_writel(lcsr, fbi->mmio_base + LCSR);
return IRQ_HANDLED;
}
@@ -1343,7 +1353,8 @@ static int __init pxafb_probe(struct platform_device *dev)
{
struct pxafb_info *fbi;
struct pxafb_mach_info *inf;
- int ret;
+ struct resource *r;
+ int irq, ret;
dev_dbg(&dev->dev, "pxafb_probe\n");
@@ -1406,19 +1417,47 @@ static int __init pxafb_probe(struct platform_device *dev)
goto failed;
}
+ r = platform_get_resource(dev, IORESOURCE_MEM, 0);
+ if (r == NULL) {
+ dev_err(&dev->dev, "no I/O memory resource defined\n");
+ ret = -ENODEV;
+ goto failed;
+ }
+
+ r = request_mem_region(r->start, r->end - r->start + 1, dev->name);
+ if (r == NULL) {
+ dev_err(&dev->dev, "failed to request I/O memory\n");
+ ret = -EBUSY;
+ goto failed;
+ }
+
+ fbi->mmio_base = ioremap(r->start, r->end - r->start + 1);
+ if (fbi->mmio_base == NULL) {
+ dev_err(&dev->dev, "failed to map I/O memory\n");
+ ret = -EBUSY;
+ goto failed_free_res;
+ }
+
/* Initialize video memory */
ret = pxafb_map_video_memory(fbi);
if (ret) {
dev_err(&dev->dev, "Failed to allocate video RAM: %d\n", ret);
ret = -ENOMEM;
- goto failed;
+ goto failed_free_io;
}
- ret = request_irq(IRQ_LCD, pxafb_handle_irq, IRQF_DISABLED, "LCD", fbi);
+ irq = platform_get_irq(dev, 0);
+ if (irq < 0) {
+ dev_err(&dev->dev, "no IRQ defined\n");
+ ret = -ENODEV;
+ goto failed_free_mem;
+ }
+
+ ret = request_irq(irq, pxafb_handle_irq, IRQF_DISABLED, "LCD", fbi);
if (ret) {
dev_err(&dev->dev, "request_irq failed: %d\n", ret);
ret = -EBUSY;
- goto failed;
+ goto failed_free_mem;
}
/*
@@ -1434,7 +1473,7 @@ static int __init pxafb_probe(struct platform_device *dev)
if (ret < 0) {
dev_err(&dev->dev,
"Failed to register framebuffer device: %d\n", ret);
- goto failed;
+ goto failed_free_irq;
}
#ifdef CONFIG_CPU_FREQ
@@ -1453,6 +1492,15 @@ static int __init pxafb_probe(struct platform_device *dev)
return 0;
+failed_free_irq:
+ free_irq(irq, fbi);
+failed_free_res:
+ release_mem_region(r->start, r->end - r->start + 1);
+failed_free_io:
+ iounmap(fbi->mmio_base);
+failed_free_mem:
+ dma_free_writecombine(&dev->dev, fbi->map_size,
+ fbi->map_cpu, fbi->map_dma);
failed:
platform_set_drvdata(dev, NULL);
kfree(fbi);
diff --git a/drivers/video/pxafb.h b/drivers/video/pxafb.h
index d920b8a14c35..c7c561df3b68 100644
--- a/drivers/video/pxafb.h
+++ b/drivers/video/pxafb.h
@@ -42,6 +42,8 @@ struct pxafb_info {
struct device *dev;
struct clk *clk;
+ void __iomem *mmio_base;
+
/*
* These are the addresses we mapped
* the framebuffer memory region to.
diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h
index a322012f16ac..4b2ea1e95c57 100644
--- a/include/asm-arm/arch-pxa/pxa-regs.h
+++ b/include/asm-arm/arch-pxa/pxa-regs.h
@@ -1406,202 +1406,6 @@
#define OSCC_OON (1 << 1) /* 32.768kHz OON (write-once only bit) */
#define OSCC_OOK (1 << 0) /* 32.768kHz OOK (read-only bit) */
-
-/*
- * LCD
- */
-
-#define LCCR0 __REG(0x44000000) /* LCD Controller Control Register 0 */
-#define LCCR1 __REG(0x44000004) /* LCD Controller Control Register 1 */
-#define LCCR2 __REG(0x44000008) /* LCD Controller Control Register 2 */
-#define LCCR3 __REG(0x4400000C) /* LCD Controller Control Register 3 */
-#define LCCR4 __REG(0x44000010) /* LCD Controller Control Register 3 */
-#define DFBR0 __REG(0x44000020) /* DMA Channel 0 Frame Branch Register */
-#define DFBR1 __REG(0x44000024) /* DMA Channel 1 Frame Branch Register */
-#define LCSR __REG(0x44000038) /* LCD Controller Status Register */
-#define LIIDR __REG(0x4400003C) /* LCD Controller Interrupt ID Register */
-#define TMEDRGBR __REG(0x44000040) /* TMED RGB Seed Register */
-#define TMEDCR __REG(0x44000044) /* TMED Control Register */
-
-#define LCCR3_1BPP (0 << 24)
-#define LCCR3_2BPP (1 << 24)
-#define LCCR3_4BPP (2 << 24)
-#define LCCR3_8BPP (3 << 24)
-#define LCCR3_16BPP (4 << 24)
-
-#define LCCR3_PDFOR_0 (0 << 30)
-#define LCCR3_PDFOR_1 (1 << 30)
-#define LCCR3_PDFOR_2 (2 << 30)
-#define LCCR3_PDFOR_3 (3 << 30)
-
-#define LCCR4_PAL_FOR_0 (0 << 15)
-#define LCCR4_PAL_FOR_1 (1 << 15)
-#define LCCR4_PAL_FOR_2 (2 << 15)
-#define LCCR4_PAL_FOR_MASK (3 << 15)
-
-#define FDADR0 __REG(0x44000200) /* DMA Channel 0 Frame Descriptor Address Register */
-#define FSADR0 __REG(0x44000204) /* DMA Channel 0 Frame Source Address Register */
-#define FIDR0 __REG(0x44000208) /* DMA Channel 0 Frame ID Register */
-#define LDCMD0 __REG(0x4400020C) /* DMA Channel 0 Command Register */
-#define FDADR1 __REG(0x44000210) /* DMA Channel 1 Frame Descriptor Address Register */
-#define FSADR1 __REG(0x44000214) /* DMA Channel 1 Frame Source Address Register */
-#define FIDR1 __REG(0x44000218) /* DMA Channel 1 Frame ID Register */
-#define LDCMD1 __REG(0x4400021C) /* DMA Channel 1 Command Register */
-
-#define LCCR0_ENB (1 << 0) /* LCD Controller enable */
-#define LCCR0_CMS (1 << 1) /* Color/Monochrome Display Select */
-#define LCCR0_Color (LCCR0_CMS*0) /* Color display */
-#define LCCR0_Mono (LCCR0_CMS*1) /* Monochrome display */
-#define LCCR0_SDS (1 << 2) /* Single/Dual Panel Display */
- /* Select */
-#define LCCR0_Sngl (LCCR0_SDS*0) /* Single panel display */
-#define LCCR0_Dual (LCCR0_SDS*1) /* Dual panel display */
-
-#define LCCR0_LDM (1 << 3) /* LCD Disable Done Mask */
-#define LCCR0_SFM (1 << 4) /* Start of frame mask */
-#define LCCR0_IUM (1 << 5) /* Input FIFO underrun mask */
-#define LCCR0_EFM (1 << 6) /* End of Frame mask */
-#define LCCR0_PAS (1 << 7) /* Passive/Active display Select */
-#define LCCR0_Pas (LCCR0_PAS*0) /* Passive display (STN) */
-#define LCCR0_Act (LCCR0_PAS*1) /* Active display (TFT) */
-#define LCCR0_DPD (1 << 9) /* Double Pixel Data (monochrome */
- /* display mode) */
-#define LCCR0_4PixMono (LCCR0_DPD*0) /* 4-Pixel/clock Monochrome */
- /* display */
-#define LCCR0_8PixMono (LCCR0_DPD*1) /* 8-Pixel/clock Monochrome */
- /* display */
-#define LCCR0_DIS (1 << 10) /* LCD Disable */
-#define LCCR0_QDM (1 << 11) /* LCD Quick Disable mask */
-#define LCCR0_PDD (0xff << 12) /* Palette DMA request delay */
-#define LCCR0_PDD_S 12
-#define LCCR0_BM (1 << 20) /* Branch mask */
-#define LCCR0_OUM (1 << 21) /* Output FIFO underrun mask */
-#define LCCR0_LCDT (1 << 22) /* LCD panel type */
-#define LCCR0_RDSTM (1 << 23) /* Read status interrupt mask */
-#define LCCR0_CMDIM (1 << 24) /* Command interrupt mask */
-#define LCCR0_OUC (1 << 25) /* Overlay Underlay control bit */
-#define LCCR0_LDDALT (1 << 26) /* LDD alternate mapping control */
-
-#define LCCR1_PPL Fld (10, 0) /* Pixels Per Line - 1 */
-#define LCCR1_DisWdth(Pixel) /* Display Width [1..800 pix.] */ \
- (((Pixel) - 1) << FShft (LCCR1_PPL))
-
-#define LCCR1_HSW Fld (6, 10) /* Horizontal Synchronization */
-#define LCCR1_HorSnchWdth(Tpix) /* Horizontal Synchronization */ \
- /* pulse Width [1..64 Tpix] */ \
- (((Tpix) - 1) << FShft (LCCR1_HSW))
-
-#define LCCR1_ELW Fld (8, 16) /* End-of-Line pixel clock Wait */
- /* count - 1 [Tpix] */
-#define LCCR1_EndLnDel(Tpix) /* End-of-Line Delay */ \
- /* [1..256 Tpix] */ \
- (((Tpix) - 1) << FShft (LCCR1_ELW))
-
-#define LCCR1_BLW Fld (8, 24) /* Beginning-of-Line pixel clock */
- /* Wait count - 1 [Tpix] */
-#define LCCR1_BegLnDel(Tpix) /* Beginning-of-Line Delay */ \
- /* [1..256 Tpix] */ \
- (((Tpix) - 1) << FShft (LCCR1_BLW))
-
-
-#define LCCR2_LPP Fld (10, 0) /* Line Per Panel - 1 */
-#define LCCR2_DisHght(Line) /* Display Height [1..1024 lines] */ \
- (((Line) - 1) << FShft (LCCR2_LPP))
-
-#define LCCR2_VSW Fld (6, 10) /* Vertical Synchronization pulse */
- /* Width - 1 [Tln] (L_FCLK) */
-#define LCCR2_VrtSnchWdth(Tln) /* Vertical Synchronization pulse */ \
- /* Width [1..64 Tln] */ \
- (((Tln) - 1) << FShft (LCCR2_VSW))
-
-#define LCCR2_EFW Fld (8, 16) /* End-of-Frame line clock Wait */
- /* count [Tln] */
-#define LCCR2_EndFrmDel(Tln) /* End-of-Frame Delay */ \
- /* [0..255 Tln] */ \
- ((Tln) << FShft (LCCR2_EFW))
-
-#define LCCR2_BFW Fld (8, 24) /* Beginning-of-Frame line clock */
- /* Wait count [Tln] */
-#define LCCR2_BegFrmDel(Tln) /* Beginning-of-Frame Delay */ \
- /* [0..255 Tln] */ \
- ((Tln) << FShft (LCCR2_BFW))
-
-#if 0
-#define LCCR3_PCD (0xff) /* Pixel clock divisor */
-#define LCCR3_ACB (0xff << 8) /* AC Bias pin frequency */
-#define LCCR3_ACB_S 8
-#endif
-
-#define LCCR3_API (0xf << 16) /* AC Bias pin trasitions per interrupt */
-#define LCCR3_API_S 16
-#define LCCR3_VSP (1 << 20) /* vertical sync polarity */
-#define LCCR3_HSP (1 << 21) /* horizontal sync polarity */
-#define LCCR3_PCP (1 << 22) /* Pixel Clock Polarity (L_PCLK) */
-#define LCCR3_PixRsEdg (LCCR3_PCP*0) /* Pixel clock Rising-Edge */
-#define LCCR3_PixFlEdg (LCCR3_PCP*1) /* Pixel clock Falling-Edge */
-
-#define LCCR3_OEP (1 << 23) /* Output Enable Polarity (L_BIAS, */
- /* active display mode) */
-#define LCCR3_OutEnH (LCCR3_OEP*0) /* Output Enable active High */
-#define LCCR3_OutEnL (LCCR3_OEP*1) /* Output Enable active Low */
-
-#if 0
-#define LCCR3_BPP (7 << 24) /* bits per pixel */
-#define LCCR3_BPP_S 24
-#endif
-#define LCCR3_DPC (1 << 27) /* double pixel clock mode */
-
-
-#define LCCR3_PCD Fld (8, 0) /* Pixel Clock Divisor */
-#define LCCR3_PixClkDiv(Div) /* Pixel Clock Divisor */ \
- (((Div) << FShft (LCCR3_PCD)))
-
-
-#define LCCR3_BPP Fld (3, 24) /* Bit Per Pixel */
-#define LCCR3_Bpp(Bpp) /* Bit Per Pixel */ \
- (((Bpp) << FShft (LCCR3_BPP)))
-
-#define LCCR3_ACB Fld (8, 8) /* AC Bias */
-#define LCCR3_Acb(Acb) /* BAC Bias */ \
- (((Acb) << FShft (LCCR3_ACB)))
-
-#define LCCR3_HorSnchH (LCCR3_HSP*0) /* Horizontal Synchronization */
- /* pulse active High */
-#define LCCR3_HorSnchL (LCCR3_HSP*1) /* Horizontal Synchronization */
-
-#define LCCR3_VrtSnchH (LCCR3_VSP*0) /* Vertical Synchronization pulse */
- /* active High */
-#define LCCR3_VrtSnchL (LCCR3_VSP*1) /* Vertical Synchronization pulse */
- /* active Low */
-
-#define LCSR_LDD (1 << 0) /* LCD Disable Done */
-#define LCSR_SOF (1 << 1) /* Start of frame */
-#define LCSR_BER (1 << 2) /* Bus error */
-#define LCSR_ABC (1 << 3) /* AC Bias count */
-#define LCSR_IUL (1 << 4) /* input FIFO underrun Lower panel */
-#define LCSR_IUU (1 << 5) /* input FIFO underrun Upper panel */
-#define LCSR_OU (1 << 6) /* output FIFO underrun */
-#define LCSR_QD (1 << 7) /* quick disable */
-#define LCSR_EOF (1 << 8) /* end of frame */
-#define LCSR_BS (1 << 9) /* branch status */
-#define LCSR_SINT (1 << 10) /* subsequent interrupt */
-
-#define LDCMD_PAL (1 << 26) /* instructs DMA to load palette buffer */
-
-#define LCSR_LDD (1 << 0) /* LCD Disable Done */
-#define LCSR_SOF (1 << 1) /* Start of frame */
-#define LCSR_BER (1 << 2) /* Bus error */
-#define LCSR_ABC (1 << 3) /* AC Bias count */
-#define LCSR_IUL (1 << 4) /* input FIFO underrun Lower panel */
-#define LCSR_IUU (1 << 5) /* input FIFO underrun Upper panel */
-#define LCSR_OU (1 << 6) /* output FIFO underrun */
-#define LCSR_QD (1 << 7) /* quick disable */
-#define LCSR_EOF (1 << 8) /* end of frame */
-#define LCSR_BS (1 << 9) /* branch status */
-#define LCSR_SINT (1 << 10) /* subsequent interrupt */
-
-#define LDCMD_PAL (1 << 26) /* instructs DMA to load palette buffer */
-
#ifdef CONFIG_PXA27x
/* Camera Interface */
diff --git a/include/asm-arm/arch-pxa/pxafb.h b/include/asm-arm/arch-pxa/pxafb.h
index ea2336aa70e4..5cf51a5137b7 100644
--- a/include/asm-arm/arch-pxa/pxafb.h
+++ b/include/asm-arm/arch-pxa/pxafb.h
@@ -13,6 +13,7 @@
*/
#include <linux/fb.h>
+#include <asm/arch/regs-lcd.h>
/*
* This structure describes the machine which we are running on.
diff --git a/include/asm-arm/arch-pxa/regs-lcd.h b/include/asm-arm/arch-pxa/regs-lcd.h
new file mode 100644
index 000000000000..f84dd47be28a
--- /dev/null
+++ b/include/asm-arm/arch-pxa/regs-lcd.h
@@ -0,0 +1,139 @@
+#ifndef __ASM_ARCH_REGS_LCD_H
+#define __ASM_ARCH_REGS_LCD_H
+/*
+ * LCD Controller Registers and Bits Definitions
+ */
+#define LCCR0 (0x000) /* LCD Controller Control Register 0 */
+#define LCCR1 (0x004) /* LCD Controller Control Register 1 */
+#define LCCR2 (0x008) /* LCD Controller Control Register 2 */
+#define LCCR3 (0x00C) /* LCD Controller Control Register 3 */
+#define LCCR4 (0x010) /* LCD Controller Control Register 3 */
+#define DFBR0 (0x020) /* DMA Channel 0 Frame Branch Register */
+#define DFBR1 (0x024) /* DMA Channel 1 Frame Branch Register */
+#define LCSR (0x038) /* LCD Controller Status Register */
+#define LIIDR (0x03C) /* LCD Controller Interrupt ID Register */
+#define TMEDRGBR (0x040) /* TMED RGB Seed Register */
+#define TMEDCR (0x044) /* TMED Control Register */
+
+#define LCCR3_1BPP (0 << 24)
+#define LCCR3_2BPP (1 << 24)
+#define LCCR3_4BPP (2 << 24)
+#define LCCR3_8BPP (3 << 24)
+#define LCCR3_16BPP (4 << 24)
+
+#define LCCR3_PDFOR_0 (0 << 30)
+#define LCCR3_PDFOR_1 (1 << 30)
+#define LCCR3_PDFOR_2 (2 << 30)
+#define LCCR3_PDFOR_3 (3 << 30)
+
+#define LCCR4_PAL_FOR_0 (0 << 15)
+#define LCCR4_PAL_FOR_1 (1 << 15)
+#define LCCR4_PAL_FOR_2 (2 << 15)
+#define LCCR4_PAL_FOR_MASK (3 << 15)
+
+#define FDADR0 (0x200) /* DMA Channel 0 Frame Descriptor Address Register */
+#define FSADR0 (0x204) /* DMA Channel 0 Frame Source Address Register */
+#define FIDR0 (0x208) /* DMA Channel 0 Frame ID Register */
+#define LDCMD0 (0x20C) /* DMA Channel 0 Command Register */
+#define FDADR1 (0x210) /* DMA Channel 1 Frame Descriptor Address Register */
+#define FSADR1 (0x214) /* DMA Channel 1 Frame Source Address Register */
+#define FIDR1 (0x218) /* DMA Channel 1 Frame ID Register */
+#define LDCMD1 (0x21C) /* DMA Channel 1 Command Register */
+
+#define LCCR0_ENB (1 << 0) /* LCD Controller enable */
+#define LCCR0_CMS (1 << 1) /* Color/Monochrome Display Select */
+#define LCCR0_Color (LCCR0_CMS*0) /* Color display */
+#define LCCR0_Mono (LCCR0_CMS*1) /* Monochrome display */
+#define LCCR0_SDS (1 << 2) /* Single/Dual Panel Display Select */
+#define LCCR0_Sngl (LCCR0_SDS*0) /* Single panel display */
+#define LCCR0_Dual (LCCR0_SDS*1) /* Dual panel display */
+
+#define LCCR0_LDM (1 << 3) /* LCD Disable Done Mask */
+#define LCCR0_SFM (1 << 4) /* Start of frame mask */
+#define LCCR0_IUM (1 << 5) /* Input FIFO underrun mask */
+#define LCCR0_EFM (1 << 6) /* End of Frame mask */
+#define LCCR0_PAS (1 << 7) /* Passive/Active display Select */
+#define LCCR0_Pas (LCCR0_PAS*0) /* Passive display (STN) */
+#define LCCR0_Act (LCCR0_PAS*1) /* Active display (TFT) */
+#define LCCR0_DPD (1 << 9) /* Double Pixel Data (monochrome) */
+#define LCCR0_4PixMono (LCCR0_DPD*0) /* 4-Pixel/clock Monochrome display */
+#define LCCR0_8PixMono (LCCR0_DPD*1) /* 8-Pixel/clock Monochrome display */
+#define LCCR0_DIS (1 << 10) /* LCD Disable */
+#define LCCR0_QDM (1 << 11) /* LCD Quick Disable mask */
+#define LCCR0_PDD (0xff << 12) /* Palette DMA request delay */
+#define LCCR0_PDD_S 12
+#define LCCR0_BM (1 << 20) /* Branch mask */
+#define LCCR0_OUM (1 << 21) /* Output FIFO underrun mask */
+#define LCCR0_LCDT (1 << 22) /* LCD panel type */
+#define LCCR0_RDSTM (1 << 23) /* Read status interrupt mask */
+#define LCCR0_CMDIM (1 << 24) /* Command interrupt mask */
+#define LCCR0_OUC (1 << 25) /* Overlay Underlay control bit */
+#define LCCR0_LDDALT (1 << 26) /* LDD alternate mapping control */
+
+#define LCCR1_PPL Fld (10, 0) /* Pixels Per Line - 1 */
+#define LCCR1_DisWdth(Pixel) (((Pixel) - 1) << FShft (LCCR1_PPL))
+
+#define LCCR1_HSW Fld (6, 10) /* Horizontal Synchronization */
+#define LCCR1_HorSnchWdth(Tpix) (((Tpix) - 1) << FShft (LCCR1_HSW))
+
+#define LCCR1_ELW Fld (8, 16) /* End-of-Line pixel clock Wait - 1 */
+#define LCCR1_EndLnDel(Tpix) (((Tpix) - 1) << FShft (LCCR1_ELW))
+
+#define LCCR1_BLW Fld (8, 24) /* Beginning-of-Line pixel clock */
+#define LCCR1_BegLnDel(Tpix) (((Tpix) - 1) << FShft (LCCR1_BLW))
+
+#define LCCR2_LPP Fld (10, 0) /* Line Per Panel - 1 */
+#define LCCR2_DisHght(Line) (((Line) - 1) << FShft (LCCR2_LPP))
+
+#define LCCR2_VSW Fld (6, 10) /* Vertical Synchronization pulse - 1 */
+#define LCCR2_VrtSnchWdth(Tln) (((Tln) - 1) << FShft (LCCR2_VSW))
+
+#define LCCR2_EFW Fld (8, 16) /* End-of-Frame line clock Wait */
+#define LCCR2_EndFrmDel(Tln) ((Tln) << FShft (LCCR2_EFW))
+
+#define LCCR2_BFW Fld (8, 24) /* Beginning-of-Frame line clock */
+#define LCCR2_BegFrmDel(Tln) ((Tln) << FShft (LCCR2_BFW))
+
+#define LCCR3_API (0xf << 16) /* AC Bias pin trasitions per interrupt */
+#define LCCR3_API_S 16
+#define LCCR3_VSP (1 << 20) /* vertical sync polarity */
+#define LCCR3_HSP (1 << 21) /* horizontal sync polarity */
+#define LCCR3_PCP (1 << 22) /* Pixel Clock Polarity (L_PCLK) */
+#define LCCR3_PixRsEdg (LCCR3_PCP*0) /* Pixel clock Rising-Edge */
+#define LCCR3_PixFlEdg (LCCR3_PCP*1) /* Pixel clock Falling-Edge */
+
+#define LCCR3_OEP (1 << 23) /* Output Enable Polarity */
+#define LCCR3_OutEnH (LCCR3_OEP*0) /* Output Enable active High */
+#define LCCR3_OutEnL (LCCR3_OEP*1) /* Output Enable active Low */
+
+#define LCCR3_DPC (1 << 27) /* double pixel clock mode */
+#define LCCR3_PCD Fld (8, 0) /* Pixel Clock Divisor */
+#define LCCR3_PixClkDiv(Div) (((Div) << FShft (LCCR3_PCD)))
+
+#define LCCR3_BPP Fld (3, 24) /* Bit Per Pixel */
+#define LCCR3_Bpp(Bpp) (((Bpp) << FShft (LCCR3_BPP)))
+
+#define LCCR3_ACB Fld (8, 8) /* AC Bias */
+#define LCCR3_Acb(Acb) (((Acb) << FShft (LCCR3_ACB)))
+
+#define LCCR3_HorSnchH (LCCR3_HSP*0) /* HSP Active High */
+#define LCCR3_HorSnchL (LCCR3_HSP*1) /* HSP Active Low */
+
+#define LCCR3_VrtSnchH (LCCR3_VSP*0) /* VSP Active High */
+#define LCCR3_VrtSnchL (LCCR3_VSP*1) /* VSP Active Low */
+
+#define LCSR_LDD (1 << 0) /* LCD Disable Done */
+#define LCSR_SOF (1 << 1) /* Start of frame */
+#define LCSR_BER (1 << 2) /* Bus error */
+#define LCSR_ABC (1 << 3) /* AC Bias count */
+#define LCSR_IUL (1 << 4) /* input FIFO underrun Lower panel */
+#define LCSR_IUU (1 << 5) /* input FIFO underrun Upper panel */
+#define LCSR_OU (1 << 6) /* output FIFO underrun */
+#define LCSR_QD (1 << 7) /* quick disable */
+#define LCSR_EOF (1 << 8) /* end of frame */
+#define LCSR_BS (1 << 9) /* branch status */
+#define LCSR_SINT (1 << 10) /* subsequent interrupt */
+
+#define LDCMD_PAL (1 << 26) /* instructs DMA to load palette buffer */
+
+#endif /* __ASM_ARCH_REGS_LCD_H */
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