| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Andres Salomon | 949 | 100.00% | 6 | 100.00% |
| Total | 949 | 6 |
/* * Copyright (C) 2008 Andres Salomon <dilinger@debian.org> * * Geode GX2 header information * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */ #ifndef _GXFB_H_ #define _GXFB_H_ #include <linux/io.h> #define GP_REG_COUNT (0x50 / 4) #define DC_REG_COUNT (0x90 / 4) #define VP_REG_COUNT (0x138 / 8) #define FP_REG_COUNT (0x68 / 8) #define DC_PAL_COUNT 0x104 struct gxfb_par { int enable_crt; void __iomem *dc_regs; void __iomem *vid_regs; void __iomem *gp_regs; #ifdef CONFIG_PM int powered_down; /* register state, for power management functionality */ struct { uint64_t padsel; uint64_t dotpll; } msr; uint32_t gp[GP_REG_COUNT]; uint32_t dc[DC_REG_COUNT]; uint64_t vp[VP_REG_COUNT]; uint64_t fp[FP_REG_COUNT]; uint32_t pal[DC_PAL_COUNT]; #endif }; unsigned int gx_frame_buffer_size(void); int gx_line_delta(int xres, int bpp); void gx_set_mode(struct fb_info *info); void gx_set_hw_palette_reg(struct fb_info *info, unsigned regno, unsigned red, unsigned green, unsigned blue); void gx_set_dclk_frequency(struct fb_info *info); void gx_configure_display(struct fb_info *info); int gx_blank_display(struct fb_info *info, int blank_mode); #ifdef CONFIG_PM int gx_powerdown(struct fb_info *info); int gx_powerup(struct fb_info *info); #endif /* Graphics Processor registers (table 6-23 from the data book) */ enum gp_registers { GP_DST_OFFSET = 0, GP_SRC_OFFSET, GP_STRIDE, GP_WID_HEIGHT, GP_SRC_COLOR_FG, GP_SRC_COLOR_BG, GP_PAT_COLOR_0, GP_PAT_COLOR_1, GP_PAT_COLOR_2, GP_PAT_COLOR_3, GP_PAT_COLOR_4, GP_PAT_COLOR_5, GP_PAT_DATA_0, GP_PAT_DATA_1, GP_RASTER_MODE, GP_VECTOR_MODE, GP_BLT_MODE, GP_BLT_STATUS, GP_HST_SRC, GP_BASE_OFFSET, /* 0x4c */ }; #define GP_BLT_STATUS_BLT_PENDING (1 << 2) #define GP_BLT_STATUS_BLT_BUSY (1 << 0) /* Display Controller registers (table 6-38 from the data book) */ enum dc_registers { DC_UNLOCK = 0, DC_GENERAL_CFG, DC_DISPLAY_CFG, DC_RSVD_0, DC_FB_ST_OFFSET, DC_CB_ST_OFFSET, DC_CURS_ST_OFFSET, DC_ICON_ST_OFFSET, DC_VID_Y_ST_OFFSET, DC_VID_U_ST_OFFSET, DC_VID_V_ST_OFFSET, DC_RSVD_1, DC_LINE_SIZE, DC_GFX_PITCH, DC_VID_YUV_PITCH, DC_RSVD_2, DC_H_ACTIVE_TIMING, DC_H_BLANK_TIMING, DC_H_SYNC_TIMING, DC_RSVD_3, DC_V_ACTIVE_TIMING, DC_V_BLANK_TIMING, DC_V_SYNC_TIMING, DC_RSVD_4, DC_CURSOR_X, DC_CURSOR_Y, DC_ICON_X, DC_LINE_CNT, DC_PAL_ADDRESS, DC_PAL_DATA, DC_DFIFO_DIAG, DC_CFIFO_DIAG, DC_VID_DS_DELTA, DC_GLIU0_MEM_OFFSET, DC_RSVD_5, DC_DV_ACC, /* 0x8c */ }; #define DC_UNLOCK_LOCK 0x00000000 #define DC_UNLOCK_UNLOCK 0x00004758 /* magic value */ #define DC_GENERAL_CFG_YUVM (1 << 20) #define DC_GENERAL_CFG_VDSE (1 << 19) #define DC_GENERAL_CFG_DFHPEL_SHIFT 12 #define DC_GENERAL_CFG_DFHPSL_SHIFT 8 #define DC_GENERAL_CFG_DECE (1 << 6) #define DC_GENERAL_CFG_CMPE (1 << 5) #define DC_GENERAL_CFG_VIDE (1 << 3) #define DC_GENERAL_CFG_ICNE (1 << 2) #define DC_GENERAL_CFG_CURE (1 << 1) #define DC_GENERAL_CFG_DFLE (1 << 0) #define DC_DISPLAY_CFG_A20M (1 << 31) #define DC_DISPLAY_CFG_A18M (1 << 30) #define DC_DISPLAY_CFG_PALB (1 << 25) #define DC_DISPLAY_CFG_DISP_MODE_24BPP (1 << 9) #define DC_DISPLAY_CFG_DISP_MODE_16BPP (1 << 8) #define DC_DISPLAY_CFG_DISP_MODE_8BPP (0) #define DC_DISPLAY_CFG_VDEN (1 << 4) #define DC_DISPLAY_CFG_GDEN (1 << 3) #define DC_DISPLAY_CFG_TGEN (1 << 0) /* * Video Processor registers (table 6-54). * There is space for 64 bit values, but we never use more than the * lower 32 bits. The actual register save/restore code only bothers * to restore those 32 bits. */ enum vp_registers { VP_VCFG = 0, VP_DCFG, VP_VX, VP_VY, VP_VS, VP_VCK, VP_VCM, VP_GAR, VP_GDR, VP_RSVD_0, VP_MISC, VP_CCS, VP_RSVD_1, VP_RSVD_2, VP_RSVD_3, VP_VDC, VP_VCO, VP_CRC, VP_CRC32, VP_VDE, VP_CCK, VP_CCM, VP_CC1, VP_CC2, VP_A1X, VP_A1Y, VP_A1C, VP_A1T, VP_A2X, VP_A2Y, VP_A2C, VP_A2T, VP_A3X, VP_A3Y, VP_A3C, VP_A3T, VP_VRR, VP_AWT, VP_VTM, /* 0x130 */ }; #define VP_VCFG_VID_EN (1 << 0) #define VP_DCFG_DAC_VREF (1 << 26) #define VP_DCFG_GV_GAM (1 << 21) #define VP_DCFG_VG_CK (1 << 20) #define VP_DCFG_CRT_SYNC_SKW_DEFAULT (1 << 16) #define VP_DCFG_CRT_SYNC_SKW ((1 << 14) | (1 << 15) | (1 << 16)) #define VP_DCFG_CRT_VSYNC_POL (1 << 9) #define VP_DCFG_CRT_HSYNC_POL (1 << 8) #define VP_DCFG_FP_DATA_EN (1 << 7) /* undocumented */ #define VP_DCFG_FP_PWR_EN (1 << 6) /* undocumented */ #define VP_DCFG_DAC_BL_EN (1 << 3) #define VP_DCFG_VSYNC_EN (1 << 2) #define VP_DCFG_HSYNC_EN (1 << 1) #define VP_DCFG_CRT_EN (1 << 0) #define VP_MISC_GAM_EN (1 << 0) #define VP_MISC_DACPWRDN (1 << 10) #define VP_MISC_APWRDN (1 << 11) /* * Flat Panel registers (table 6-55). * Also 64 bit registers; see above note about 32-bit handling. */ /* we're actually in the VP register space, starting at address 0x400 */ #define VP_FP_START 0x400 enum fp_registers { FP_PT1 = 0, FP_PT2, FP_PM, FP_DFC, FP_BLFSR, FP_RLFSR, FP_FMI, FP_FMD, FP_RSVD_0, FP_DCA, FP_DMD, FP_CRC, FP_FBB, /* 0x460 */ }; #define FP_PT1_VSIZE_SHIFT 16 /* undocumented? */ #define FP_PT1_VSIZE_MASK 0x7FF0000 /* undocumented? */ #define FP_PT2_HSP (1 << 22) #define FP_PT2_VSP (1 << 23) #define FP_PM_P (1 << 24) /* panel power on */ #define FP_PM_PANEL_PWR_UP (1 << 3) /* r/o */ #define FP_PM_PANEL_PWR_DOWN (1 << 2) /* r/o */ #define FP_PM_PANEL_OFF (1 << 1) /* r/o */ #define FP_PM_PANEL_ON (1 << 0) /* r/o */ #define FP_DFC_NFI ((1 << 4) | (1 << 5) | (1 << 6)) /* register access functions */ static inline uint32_t read_gp(struct gxfb_par *par, int reg) { return readl(par->gp_regs + 4*reg); } static inline void write_gp(struct gxfb_par *par, int reg, uint32_t val) { writel(val, par->gp_regs + 4*reg); } static inline uint32_t read_dc(struct gxfb_par *par, int reg) { return readl(par->dc_regs + 4*reg); } static inline void write_dc(struct gxfb_par *par, int reg, uint32_t val) { writel(val, par->dc_regs + 4*reg); } static inline uint32_t read_vp(struct gxfb_par *par, int reg) { return readl(par->vid_regs + 8*reg); } static inline void write_vp(struct gxfb_par *par, int reg, uint32_t val) { writel(val, par->vid_regs + 8*reg); } static inline uint32_t read_fp(struct gxfb_par *par, int reg) { return readl(par->vid_regs + 8*reg + VP_FP_START); } static inline void write_fp(struct gxfb_par *par, int reg, uint32_t val) { writel(val, par->vid_regs + 8*reg + VP_FP_START); } /* MSRs are defined in linux/cs5535.h; their bitfields are here */ #define MSR_GLCP_SYS_RSTPLL_DOTPOSTDIV3 (1 << 3) #define MSR_GLCP_SYS_RSTPLL_DOTPREMULT2 (1 << 2) #define MSR_GLCP_SYS_RSTPLL_DOTPREDIV2 (1 << 1) #define MSR_GLCP_DOTPLL_LOCK (1 << 25) /* r/o */ #define MSR_GLCP_DOTPLL_BYPASS (1 << 15) #define MSR_GLCP_DOTPLL_DOTRESET (1 << 0) #define MSR_GX_MSR_PADSEL_MASK 0x3FFFFFFF /* undocumented? */ #define MSR_GX_MSR_PADSEL_TFT 0x1FFFFFFF /* undocumented? */ #define MSR_GX_GLD_MSR_CONFIG_FP (1 << 3) #endif
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