#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/console.h>
#include <linux/fb.h>
#include <linux/dma-mapping.h>
#include <asm/mach-jz4740/jz4740_fb.h>
#include <asm/mach-jz4740/gpio.h>

Data Structures
struct	jzfb_framedesc

struct	jzfb

Macros
#define	JZ_REG_LCD_CFG 0x00

#define	JZ_REG_LCD_VSYNC 0x04

#define	JZ_REG_LCD_HSYNC 0x08

#define	JZ_REG_LCD_VAT 0x0C

#define	JZ_REG_LCD_DAH 0x10

#define	JZ_REG_LCD_DAV 0x14

#define	JZ_REG_LCD_PS 0x18

#define	JZ_REG_LCD_CLS 0x1C

#define	JZ_REG_LCD_SPL 0x20

#define	JZ_REG_LCD_REV 0x24

#define	JZ_REG_LCD_CTRL 0x30

#define	JZ_REG_LCD_STATE 0x34

#define	JZ_REG_LCD_IID 0x38

#define	JZ_REG_LCD_DA0 0x40

#define	JZ_REG_LCD_SA0 0x44

#define	JZ_REG_LCD_FID0 0x48

#define	JZ_REG_LCD_CMD0 0x4C

#define	JZ_REG_LCD_DA1 0x50

#define	JZ_REG_LCD_SA1 0x54

#define	JZ_REG_LCD_FID1 0x58

#define	JZ_REG_LCD_CMD1 0x5C

#define	JZ_LCD_CFG_SLCD BIT(31)

#define	JZ_LCD_CFG_PS_DISABLE BIT(23)

#define	JZ_LCD_CFG_CLS_DISABLE BIT(22)

#define	JZ_LCD_CFG_SPL_DISABLE BIT(21)

#define	JZ_LCD_CFG_REV_DISABLE BIT(20)

#define	JZ_LCD_CFG_HSYNCM BIT(19)

#define	JZ_LCD_CFG_PCLKM BIT(18)

#define	JZ_LCD_CFG_INV BIT(17)

#define	JZ_LCD_CFG_SYNC_DIR BIT(16)

#define	JZ_LCD_CFG_PS_POLARITY BIT(15)

#define	JZ_LCD_CFG_CLS_POLARITY BIT(14)

#define	JZ_LCD_CFG_SPL_POLARITY BIT(13)

#define	JZ_LCD_CFG_REV_POLARITY BIT(12)

#define	JZ_LCD_CFG_HSYNC_ACTIVE_LOW BIT(11)

#define	JZ_LCD_CFG_PCLK_FALLING_EDGE BIT(10)

#define	JZ_LCD_CFG_DE_ACTIVE_LOW BIT(9)

#define	JZ_LCD_CFG_VSYNC_ACTIVE_LOW BIT(8)

#define	JZ_LCD_CFG_18_BIT BIT(7)

#define	JZ_LCD_CFG_PDW (BIT(5) \| BIT(4))

#define	JZ_LCD_CFG_MODE_MASK 0xf

#define	JZ_LCD_CTRL_BURST_4 (0x0 << 28)

#define	JZ_LCD_CTRL_BURST_8 (0x1 << 28)

#define	JZ_LCD_CTRL_BURST_16 (0x2 << 28)

#define	JZ_LCD_CTRL_RGB555 BIT(27)

#define	JZ_LCD_CTRL_OFUP BIT(26)

#define	JZ_LCD_CTRL_FRC_GRAYSCALE_16 (0x0 << 24)

#define	JZ_LCD_CTRL_FRC_GRAYSCALE_4 (0x1 << 24)

#define	JZ_LCD_CTRL_FRC_GRAYSCALE_2 (0x2 << 24)

#define	JZ_LCD_CTRL_PDD_MASK (0xff << 16)

#define	JZ_LCD_CTRL_EOF_IRQ BIT(13)

#define	JZ_LCD_CTRL_SOF_IRQ BIT(12)

#define	JZ_LCD_CTRL_OFU_IRQ BIT(11)

#define	JZ_LCD_CTRL_IFU0_IRQ BIT(10)

#define	JZ_LCD_CTRL_IFU1_IRQ BIT(9)

#define	JZ_LCD_CTRL_DD_IRQ BIT(8)

#define	JZ_LCD_CTRL_QDD_IRQ BIT(7)

#define	JZ_LCD_CTRL_REVERSE_ENDIAN BIT(6)

#define	JZ_LCD_CTRL_LSB_FISRT BIT(5)

#define	JZ_LCD_CTRL_DISABLE BIT(4)

#define	JZ_LCD_CTRL_ENABLE BIT(3)

#define	JZ_LCD_CTRL_BPP_1 0x0

#define	JZ_LCD_CTRL_BPP_2 0x1

#define	JZ_LCD_CTRL_BPP_4 0x2

#define	JZ_LCD_CTRL_BPP_8 0x3

#define	JZ_LCD_CTRL_BPP_15_16 0x4

#define	JZ_LCD_CTRL_BPP_18_24 0x5

#define	JZ_LCD_CMD_SOF_IRQ BIT(15)

#define	JZ_LCD_CMD_EOF_IRQ BIT(16)

#define	JZ_LCD_CMD_ENABLE_PAL BIT(12)

#define	JZ_LCD_SYNC_MASK 0x3ff

#define	JZ_LCD_STATE_DISABLED BIT(0)

#define	JZFB_PM_OPS NULL

Functions
	module_init (jzfb_init)

	module_exit (jzfb_exit)

	MODULE_LICENSE ("GPL")

	MODULE_AUTHOR ("Lars-Peter Clausen <[email protected]>")

	MODULE_DESCRIPTION ("JZ4740 SoC LCD framebuffer driver")

	MODULE_ALIAS ("platform:jz4740-fb")

Variables
struct jzfb_framedesc	__packed

Macro Definition Documentation

#define JZ_LCD_CFG_18_BIT BIT(7)

Definition at line 71 of file jz4740_fb.c.

#define JZ_LCD_CFG_CLS_DISABLE BIT(22)

Definition at line 56 of file jz4740_fb.c.

#define JZ_LCD_CFG_CLS_POLARITY BIT(14)

Definition at line 64 of file jz4740_fb.c.

#define JZ_LCD_CFG_DE_ACTIVE_LOW BIT(9)

Definition at line 69 of file jz4740_fb.c.

#define JZ_LCD_CFG_HSYNC_ACTIVE_LOW BIT(11)

Definition at line 67 of file jz4740_fb.c.

#define JZ_LCD_CFG_HSYNCM BIT(19)

Definition at line 59 of file jz4740_fb.c.

#define JZ_LCD_CFG_INV BIT(17)

Definition at line 61 of file jz4740_fb.c.

#define JZ_LCD_CFG_MODE_MASK 0xf

Definition at line 73 of file jz4740_fb.c.

#define JZ_LCD_CFG_PCLK_FALLING_EDGE BIT(10)

Definition at line 68 of file jz4740_fb.c.

#define JZ_LCD_CFG_PCLKM BIT(18)

Definition at line 60 of file jz4740_fb.c.

#define JZ_LCD_CFG_PDW (BIT(5) | BIT(4))

Definition at line 72 of file jz4740_fb.c.

#define JZ_LCD_CFG_PS_DISABLE BIT(23)

Definition at line 55 of file jz4740_fb.c.

#define JZ_LCD_CFG_PS_POLARITY BIT(15)

Definition at line 63 of file jz4740_fb.c.

#define JZ_LCD_CFG_REV_DISABLE BIT(20)

Definition at line 58 of file jz4740_fb.c.

#define JZ_LCD_CFG_REV_POLARITY BIT(12)

Definition at line 66 of file jz4740_fb.c.

#define JZ_LCD_CFG_SLCD BIT(31)

Definition at line 54 of file jz4740_fb.c.

#define JZ_LCD_CFG_SPL_DISABLE BIT(21)

Definition at line 57 of file jz4740_fb.c.

#define JZ_LCD_CFG_SPL_POLARITY BIT(13)

Definition at line 65 of file jz4740_fb.c.

#define JZ_LCD_CFG_SYNC_DIR BIT(16)

Definition at line 62 of file jz4740_fb.c.

#define JZ_LCD_CFG_VSYNC_ACTIVE_LOW BIT(8)

Definition at line 70 of file jz4740_fb.c.

#define JZ_LCD_CMD_ENABLE_PAL BIT(12)

Definition at line 104 of file jz4740_fb.c.

#define JZ_LCD_CMD_EOF_IRQ BIT(16)

Definition at line 103 of file jz4740_fb.c.

#define JZ_LCD_CMD_SOF_IRQ BIT(15)

Definition at line 102 of file jz4740_fb.c.

#define JZ_LCD_CTRL_BPP_1 0x0

Definition at line 95 of file jz4740_fb.c.

#define JZ_LCD_CTRL_BPP_15_16 0x4

Definition at line 99 of file jz4740_fb.c.

#define JZ_LCD_CTRL_BPP_18_24 0x5

Definition at line 100 of file jz4740_fb.c.

#define JZ_LCD_CTRL_BPP_2 0x1

Definition at line 96 of file jz4740_fb.c.

#define JZ_LCD_CTRL_BPP_4 0x2

Definition at line 97 of file jz4740_fb.c.

#define JZ_LCD_CTRL_BPP_8 0x3

Definition at line 98 of file jz4740_fb.c.

#define JZ_LCD_CTRL_BURST_16 (0x2 << 28)

Definition at line 77 of file jz4740_fb.c.

#define JZ_LCD_CTRL_BURST_4 (0x0 << 28)

Definition at line 75 of file jz4740_fb.c.

#define JZ_LCD_CTRL_BURST_8 (0x1 << 28)

Definition at line 76 of file jz4740_fb.c.

#define JZ_LCD_CTRL_DD_IRQ BIT(8)

Definition at line 89 of file jz4740_fb.c.

#define JZ_LCD_CTRL_DISABLE BIT(4)

Definition at line 93 of file jz4740_fb.c.

#define JZ_LCD_CTRL_ENABLE BIT(3)

Definition at line 94 of file jz4740_fb.c.

#define JZ_LCD_CTRL_EOF_IRQ BIT(13)

Definition at line 84 of file jz4740_fb.c.

#define JZ_LCD_CTRL_FRC_GRAYSCALE_16 (0x0 << 24)

Definition at line 80 of file jz4740_fb.c.

#define JZ_LCD_CTRL_FRC_GRAYSCALE_2 (0x2 << 24)

Definition at line 82 of file jz4740_fb.c.

#define JZ_LCD_CTRL_FRC_GRAYSCALE_4 (0x1 << 24)

Definition at line 81 of file jz4740_fb.c.

#define JZ_LCD_CTRL_IFU0_IRQ BIT(10)

Definition at line 87 of file jz4740_fb.c.

#define JZ_LCD_CTRL_IFU1_IRQ BIT(9)

Definition at line 88 of file jz4740_fb.c.

#define JZ_LCD_CTRL_LSB_FISRT BIT(5)

Definition at line 92 of file jz4740_fb.c.

#define JZ_LCD_CTRL_OFU_IRQ BIT(11)

Definition at line 86 of file jz4740_fb.c.

#define JZ_LCD_CTRL_OFUP BIT(26)

Definition at line 79 of file jz4740_fb.c.

#define JZ_LCD_CTRL_PDD_MASK (0xff << 16)

Definition at line 83 of file jz4740_fb.c.

#define JZ_LCD_CTRL_QDD_IRQ BIT(7)

Definition at line 90 of file jz4740_fb.c.

#define JZ_LCD_CTRL_REVERSE_ENDIAN BIT(6)

Definition at line 91 of file jz4740_fb.c.

#define JZ_LCD_CTRL_RGB555 BIT(27)

Definition at line 78 of file jz4740_fb.c.

#define JZ_LCD_CTRL_SOF_IRQ BIT(12)

Definition at line 85 of file jz4740_fb.c.

#define JZ_LCD_STATE_DISABLED BIT(0)

Definition at line 108 of file jz4740_fb.c.

#define JZ_LCD_SYNC_MASK 0x3ff

Definition at line 106 of file jz4740_fb.c.

#define JZ_REG_LCD_CFG 0x00

Definition at line 32 of file jz4740_fb.c.

#define JZ_REG_LCD_CLS 0x1C

Definition at line 39 of file jz4740_fb.c.

#define JZ_REG_LCD_CMD0 0x4C

Definition at line 48 of file jz4740_fb.c.

#define JZ_REG_LCD_CMD1 0x5C

Definition at line 52 of file jz4740_fb.c.

#define JZ_REG_LCD_CTRL 0x30

Definition at line 42 of file jz4740_fb.c.

#define JZ_REG_LCD_DA0 0x40

Definition at line 45 of file jz4740_fb.c.

#define JZ_REG_LCD_DA1 0x50

Definition at line 49 of file jz4740_fb.c.

#define JZ_REG_LCD_DAH 0x10

Definition at line 36 of file jz4740_fb.c.

#define JZ_REG_LCD_DAV 0x14

Definition at line 37 of file jz4740_fb.c.

#define JZ_REG_LCD_FID0 0x48

Definition at line 47 of file jz4740_fb.c.

#define JZ_REG_LCD_FID1 0x58

Definition at line 51 of file jz4740_fb.c.

#define JZ_REG_LCD_HSYNC 0x08

Definition at line 34 of file jz4740_fb.c.

#define JZ_REG_LCD_IID 0x38

Definition at line 44 of file jz4740_fb.c.

#define JZ_REG_LCD_PS 0x18

Definition at line 38 of file jz4740_fb.c.

#define JZ_REG_LCD_REV 0x24

Definition at line 41 of file jz4740_fb.c.

#define JZ_REG_LCD_SA0 0x44

Definition at line 46 of file jz4740_fb.c.

#define JZ_REG_LCD_SA1 0x54

Definition at line 50 of file jz4740_fb.c.

#define JZ_REG_LCD_SPL 0x20

Definition at line 40 of file jz4740_fb.c.

#define JZ_REG_LCD_STATE 0x34

Definition at line 43 of file jz4740_fb.c.

#define JZ_REG_LCD_VAT 0x0C

Definition at line 35 of file jz4740_fb.c.

#define JZ_REG_LCD_VSYNC 0x04

Definition at line 33 of file jz4740_fb.c.

#define JZFB_PM_OPS NULL

Definition at line 792 of file jz4740_fb.c.

Function Documentation

MODULE_ALIAS ( "platform:jz4740-fb" )

MODULE_AUTHOR ( "Lars-Peter Clausen <[email protected]>" )

MODULE_DESCRIPTION ( "JZ4740 SoC LCD framebuffer driver" )

module_exit ( jzfb_exit )

module_init ( jzfb_init )

MODULE_LICENSE ( "GPL" )

Variable Documentation

struct jzfb_framedesc __packed

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation