75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
#ifndef OLPC_DCON_H_
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#define OLPC_DCON_H_
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/* DCON registers */
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#define DCON_REG_ID 0
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#define DCON_REG_MODE 1
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#define MODE_PASSTHRU (1<<0)
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#define MODE_SLEEP (1<<1)
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#define MODE_SLEEP_AUTO (1<<2)
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#define MODE_BL_ENABLE (1<<3)
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#define MODE_BLANK (1<<4)
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#define MODE_CSWIZZLE (1<<5)
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#define MODE_COL_AA (1<<6)
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#define MODE_MONO_LUMA (1<<7)
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#define MODE_SCAN_INT (1<<8)
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#define MODE_CLOCKDIV (1<<9)
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#define MODE_DEBUG (1<<14)
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#define MODE_SELFTEST (1<<15)
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#define DCON_REG_HRES 2
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#define DCON_REG_HTOTAL 3
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#define DCON_REG_HSYNC_WIDTH 4
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#define DCON_REG_VRES 5
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#define DCON_REG_VTOTAL 6
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#define DCON_REG_VSYNC_WIDTH 7
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#define DCON_REG_TIMEOUT 8
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#define DCON_REG_SCAN_INT 9
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#define DCON_REG_BRIGHT 10
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/* GPIO registers (CS5536) */
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#define MSR_LBAR_GPIO 0x5140000C
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#define GPIOx_OUT_VAL 0x00
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#define GPIOx_OUT_EN 0x04
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#define GPIOx_IN_EN 0x20
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#define GPIOx_INV_EN 0x24
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#define GPIOx_IN_FLTR_EN 0x28
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#define GPIOx_EVNTCNT_EN 0x2C
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#define GPIOx_READ_BACK 0x30
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#define GPIOx_EVNT_EN 0x38
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#define GPIOx_NEGEDGE_EN 0x44
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#define GPIOx_NEGEDGE_STS 0x4C
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#define GPIO_FLT7_AMNT 0xD8
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#define GPIO_MAP_X 0xE0
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#define GPIO_MAP_Y 0xE4
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#define GPIO_FE7_SEL 0xF7
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/* Status values */
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#define DCONSTAT_SCANINT 0
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#define DCONSTAT_SCANINT_DCON 1
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#define DCONSTAT_DISPLAYLOAD 2
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#define DCONSTAT_MISSED 3
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/* Source values */
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#define DCON_SOURCE_DCON 0
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#define DCON_SOURCE_CPU 1
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/* Output values */
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#define DCON_OUTPUT_COLOR 0
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#define DCON_OUTPUT_MONO 1
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/* Sleep values */
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#define DCON_ACTIVE 0
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#define DCON_SLEEP 1
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/* Interrupt */
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#define DCON_IRQ 6
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#endif
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