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-rw-r--r--include/video/atmel_lcdc.h189
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diff --git a/include/video/atmel_lcdc.h b/include/video/atmel_lcdc.h
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+++ b/include/video/atmel_lcdc.h
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Header file for AT91/AT32 LCD Controller
+ *
+ * Data structure and register user interface
+ *
+ * Copyright (C) 2007 Atmel Corporation
+ */
+#ifndef __ATMEL_LCDC_H__
+#define __ATMEL_LCDC_H__
+
+#include <linux/workqueue.h>
+
+/* Way LCD wires are connected to the chip:
+ * Some Atmel chips use BGR color mode (instead of standard RGB)
+ * A swapped wiring onboard can bring to RGB mode.
+ */
+#define ATMEL_LCDC_WIRING_BGR 0
+#define ATMEL_LCDC_WIRING_RGB 1
+
+
+ /* LCD Controller info data structure, stored in device platform_data */
+struct atmel_lcdfb_pdata {
+ unsigned int guard_time;
+ bool lcdcon_is_backlight;
+ bool lcdcon_pol_negative;
+ u8 default_bpp;
+ u8 lcd_wiring_mode;
+ unsigned int default_lcdcon2;
+ unsigned int default_dmacon;
+ void (*atmel_lcdfb_power_control)(struct atmel_lcdfb_pdata *pdata, int on);
+ struct fb_monspecs *default_monspecs;
+
+ struct list_head pwr_gpios;
+};
+
+#define ATMEL_LCDC_DMABADDR1 0x00
+#define ATMEL_LCDC_DMABADDR2 0x04
+#define ATMEL_LCDC_DMAFRMPT1 0x08
+#define ATMEL_LCDC_DMAFRMPT2 0x0c
+#define ATMEL_LCDC_DMAFRMADD1 0x10
+#define ATMEL_LCDC_DMAFRMADD2 0x14
+
+#define ATMEL_LCDC_DMAFRMCFG 0x18
+#define ATMEL_LCDC_FRSIZE (0x7fffff << 0)
+#define ATMEL_LCDC_BLENGTH_OFFSET 24
+#define ATMEL_LCDC_BLENGTH (0x7f << ATMEL_LCDC_BLENGTH_OFFSET)
+
+#define ATMEL_LCDC_DMACON 0x1c
+#define ATMEL_LCDC_DMAEN (0x1 << 0)
+#define ATMEL_LCDC_DMARST (0x1 << 1)
+#define ATMEL_LCDC_DMABUSY (0x1 << 2)
+#define ATMEL_LCDC_DMAUPDT (0x1 << 3)
+#define ATMEL_LCDC_DMA2DEN (0x1 << 4)
+
+#define ATMEL_LCDC_DMA2DCFG 0x20
+#define ATMEL_LCDC_ADDRINC_OFFSET 0
+#define ATMEL_LCDC_ADDRINC (0xffff)
+#define ATMEL_LCDC_PIXELOFF_OFFSET 24
+#define ATMEL_LCDC_PIXELOFF (0x1f << 24)
+
+#define ATMEL_LCDC_LCDCON1 0x0800
+#define ATMEL_LCDC_BYPASS (1 << 0)
+#define ATMEL_LCDC_CLKVAL_OFFSET 12
+#define ATMEL_LCDC_CLKVAL (0x1ff << ATMEL_LCDC_CLKVAL_OFFSET)
+#define ATMEL_LCDC_LINCNT (0x7ff << 21)
+
+#define ATMEL_LCDC_LCDCON2 0x0804
+#define ATMEL_LCDC_DISTYPE (3 << 0)
+#define ATMEL_LCDC_DISTYPE_STNMONO (0 << 0)
+#define ATMEL_LCDC_DISTYPE_STNCOLOR (1 << 0)
+#define ATMEL_LCDC_DISTYPE_TFT (2 << 0)
+#define ATMEL_LCDC_SCANMOD (1 << 2)
+#define ATMEL_LCDC_SCANMOD_SINGLE (0 << 2)
+#define ATMEL_LCDC_SCANMOD_DUAL (1 << 2)
+#define ATMEL_LCDC_IFWIDTH (3 << 3)
+#define ATMEL_LCDC_IFWIDTH_4 (0 << 3)
+#define ATMEL_LCDC_IFWIDTH_8 (1 << 3)
+#define ATMEL_LCDC_IFWIDTH_16 (2 << 3)
+#define ATMEL_LCDC_PIXELSIZE (7 << 5)
+#define ATMEL_LCDC_PIXELSIZE_1 (0 << 5)
+#define ATMEL_LCDC_PIXELSIZE_2 (1 << 5)
+#define ATMEL_LCDC_PIXELSIZE_4 (2 << 5)
+#define ATMEL_LCDC_PIXELSIZE_8 (3 << 5)
+#define ATMEL_LCDC_PIXELSIZE_16 (4 << 5)
+#define ATMEL_LCDC_PIXELSIZE_24 (5 << 5)
+#define ATMEL_LCDC_PIXELSIZE_32 (6 << 5)
+#define ATMEL_LCDC_INVVD (1 << 8)
+#define ATMEL_LCDC_INVVD_NORMAL (0 << 8)
+#define ATMEL_LCDC_INVVD_INVERTED (1 << 8)
+#define ATMEL_LCDC_INVFRAME (1 << 9 )
+#define ATMEL_LCDC_INVFRAME_NORMAL (0 << 9)
+#define ATMEL_LCDC_INVFRAME_INVERTED (1 << 9)
+#define ATMEL_LCDC_INVLINE (1 << 10)
+#define ATMEL_LCDC_INVLINE_NORMAL (0 << 10)
+#define ATMEL_LCDC_INVLINE_INVERTED (1 << 10)
+#define ATMEL_LCDC_INVCLK (1 << 11)
+#define ATMEL_LCDC_INVCLK_NORMAL (0 << 11)
+#define ATMEL_LCDC_INVCLK_INVERTED (1 << 11)
+#define ATMEL_LCDC_INVDVAL (1 << 12)
+#define ATMEL_LCDC_INVDVAL_NORMAL (0 << 12)
+#define ATMEL_LCDC_INVDVAL_INVERTED (1 << 12)
+#define ATMEL_LCDC_CLKMOD (1 << 15)
+#define ATMEL_LCDC_CLKMOD_ACTIVEDISPLAY (0 << 15)
+#define ATMEL_LCDC_CLKMOD_ALWAYSACTIVE (1 << 15)
+#define ATMEL_LCDC_MEMOR (1 << 31)
+#define ATMEL_LCDC_MEMOR_BIG (0 << 31)
+#define ATMEL_LCDC_MEMOR_LITTLE (1 << 31)
+
+#define ATMEL_LCDC_TIM1 0x0808
+#define ATMEL_LCDC_VFP (0xffU << 0)
+#define ATMEL_LCDC_VBP_OFFSET 8
+#define ATMEL_LCDC_VBP (0xffU << ATMEL_LCDC_VBP_OFFSET)
+#define ATMEL_LCDC_VPW_OFFSET 16
+#define ATMEL_LCDC_VPW (0x3fU << ATMEL_LCDC_VPW_OFFSET)
+#define ATMEL_LCDC_VHDLY_OFFSET 24
+#define ATMEL_LCDC_VHDLY (0xfU << ATMEL_LCDC_VHDLY_OFFSET)
+
+#define ATMEL_LCDC_TIM2 0x080c
+#define ATMEL_LCDC_HBP (0xffU << 0)
+#define ATMEL_LCDC_HPW_OFFSET 8
+#define ATMEL_LCDC_HPW (0x3fU << ATMEL_LCDC_HPW_OFFSET)
+#define ATMEL_LCDC_HFP_OFFSET 21
+#define ATMEL_LCDC_HFP (0x7ffU << ATMEL_LCDC_HFP_OFFSET)
+
+#define ATMEL_LCDC_LCDFRMCFG 0x0810
+#define ATMEL_LCDC_LINEVAL (0x7ff << 0)
+#define ATMEL_LCDC_HOZVAL_OFFSET 21
+#define ATMEL_LCDC_HOZVAL (0x7ff << ATMEL_LCDC_HOZVAL_OFFSET)
+
+#define ATMEL_LCDC_FIFO 0x0814
+#define ATMEL_LCDC_FIFOTH (0xffff)
+
+#define ATMEL_LCDC_MVAL 0x0818
+
+#define ATMEL_LCDC_DP1_2 0x081c
+#define ATMEL_LCDC_DP4_7 0x0820
+#define ATMEL_LCDC_DP3_5 0x0824
+#define ATMEL_LCDC_DP2_3 0x0828
+#define ATMEL_LCDC_DP5_7 0x082c
+#define ATMEL_LCDC_DP3_4 0x0830
+#define ATMEL_LCDC_DP4_5 0x0834
+#define ATMEL_LCDC_DP6_7 0x0838
+#define ATMEL_LCDC_DP1_2_VAL (0xff)
+#define ATMEL_LCDC_DP4_7_VAL (0xfffffff)
+#define ATMEL_LCDC_DP3_5_VAL (0xfffff)
+#define ATMEL_LCDC_DP2_3_VAL (0xfff)
+#define ATMEL_LCDC_DP5_7_VAL (0xfffffff)
+#define ATMEL_LCDC_DP3_4_VAL (0xffff)
+#define ATMEL_LCDC_DP4_5_VAL (0xfffff)
+#define ATMEL_LCDC_DP6_7_VAL (0xfffffff)
+
+#define ATMEL_LCDC_PWRCON 0x083c
+#define ATMEL_LCDC_PWR (1 << 0)
+#define ATMEL_LCDC_GUARDT_OFFSET 1
+#define ATMEL_LCDC_GUARDT (0x7f << ATMEL_LCDC_GUARDT_OFFSET)
+#define ATMEL_LCDC_BUSY (1 << 31)
+
+#define ATMEL_LCDC_CONTRAST_CTR 0x0840
+#define ATMEL_LCDC_PS (3 << 0)
+#define ATMEL_LCDC_PS_DIV1 (0 << 0)
+#define ATMEL_LCDC_PS_DIV2 (1 << 0)
+#define ATMEL_LCDC_PS_DIV4 (2 << 0)
+#define ATMEL_LCDC_PS_DIV8 (3 << 0)
+#define ATMEL_LCDC_POL (1 << 2)
+#define ATMEL_LCDC_POL_NEGATIVE (0 << 2)
+#define ATMEL_LCDC_POL_POSITIVE (1 << 2)
+#define ATMEL_LCDC_ENA (1 << 3)
+#define ATMEL_LCDC_ENA_PWMDISABLE (0 << 3)
+#define ATMEL_LCDC_ENA_PWMENABLE (1 << 3)
+
+#define ATMEL_LCDC_CONTRAST_VAL 0x0844
+#define ATMEL_LCDC_CVAL (0xff)
+
+#define ATMEL_LCDC_IER 0x0848
+#define ATMEL_LCDC_IDR 0x084c
+#define ATMEL_LCDC_IMR 0x0850
+#define ATMEL_LCDC_ISR 0x0854
+#define ATMEL_LCDC_ICR 0x0858
+#define ATMEL_LCDC_LNI (1 << 0)
+#define ATMEL_LCDC_LSTLNI (1 << 1)
+#define ATMEL_LCDC_EOFI (1 << 2)
+#define ATMEL_LCDC_UFLWI (1 << 4)
+#define ATMEL_LCDC_OWRI (1 << 5)
+#define ATMEL_LCDC_MERI (1 << 6)
+
+#define ATMEL_LCDC_LUT(n) (0x0c00 + ((n)*4))
+
+#endif /* __ATMEL_LCDC_H__ */