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-rw-r--r--drivers/gpu/drm/ast/ast_drv.h2
-rw-r--r--drivers/gpu/drm/ast/ast_main.c32
-rw-r--r--drivers/gpu/drm/ast/ast_mode.c30
-rw-r--r--drivers/gpu/drm/ast/ast_tables.h58
4 files changed, 103 insertions, 19 deletions
diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h
index 8fcd55c0e63d..8880f0b62e9c 100644
--- a/drivers/gpu/drm/ast/ast_drv.h
+++ b/drivers/gpu/drm/ast/ast_drv.h
@@ -65,6 +65,7 @@ enum ast_chip {
 	AST2150,
 	AST2300,
 	AST2400,
+	AST2500,
 	AST1180,
 };
 
@@ -81,6 +82,7 @@ enum ast_tx_chip {
 #define AST_DRAM_1Gx32   3
 #define AST_DRAM_2Gx16   6
 #define AST_DRAM_4Gx16   7
+#define AST_DRAM_8Gx16   8
 
 struct ast_fbdev;
 
diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c
index fd167008be31..8e8c0310245f 100644
--- a/drivers/gpu/drm/ast/ast_main.c
+++ b/drivers/gpu/drm/ast/ast_main.c
@@ -142,7 +142,10 @@ static int ast_detect_chip(struct drm_device *dev, bool *need_post)
 		ast->chip = AST1100;
 		DRM_INFO("AST 1180 detected\n");
 	} else {
-		if (dev->pdev->revision >= 0x30) {
+		if (dev->pdev->revision >= 0x40) {
+			ast->chip = AST2500;
+			DRM_INFO("AST 2500 detected\n");
+		} else if (dev->pdev->revision >= 0x30) {
 			ast->chip = AST2400;
 			DRM_INFO("AST 2400 detected\n");
 		} else if (dev->pdev->revision >= 0x20) {
@@ -196,6 +199,9 @@ static int ast_detect_chip(struct drm_device *dev, bool *need_post)
 			if (ast->chip == AST2400 &&
 			    (scu_rev & 0x300) == 0x100) /* ast1400 */
 				ast->support_wide_screen = true;
+			if (ast->chip == AST2500 &&
+			    scu_rev == 0x100)           /* ast2510 */
+				ast->support_wide_screen = true;
 		}
 		break;
 	}
@@ -291,7 +297,10 @@ static int ast_get_dram_info(struct drm_device *dev)
 	default:
 		ast->dram_bus_width = 16;
 		ast->dram_type = AST_DRAM_1Gx16;
-		ast->mclk = 396;
+		if (ast->chip == AST2500)
+			ast->mclk = 800;
+		else
+			ast->mclk = 396;
 		return 0;
 	}
 
@@ -300,7 +309,23 @@ static int ast_get_dram_info(struct drm_device *dev)
 	else
 		ast->dram_bus_width = 32;
 
-	if (ast->chip == AST2300 || ast->chip == AST2400) {
+	if (ast->chip == AST2500) {
+		switch (mcr_cfg & 0x03) {
+		case 0:
+			ast->dram_type = AST_DRAM_1Gx16;
+			break;
+		default:
+		case 1:
+			ast->dram_type = AST_DRAM_2Gx16;
+			break;
+		case 2:
+			ast->dram_type = AST_DRAM_4Gx16;
+			break;
+		case 3:
+			ast->dram_type = AST_DRAM_8Gx16;
+			break;
+		}
+	} else if (ast->chip == AST2300 || ast->chip == AST2400) {
 		switch (mcr_cfg & 0x03) {
 		case 0:
 			ast->dram_type = AST_DRAM_512Mx16;
@@ -523,6 +548,7 @@ int ast_driver_load(struct drm_device *dev, unsigned long flags)
 	    ast->chip == AST2200 ||
 	    ast->chip == AST2300 ||
 	    ast->chip == AST2400 ||
+	    ast->chip == AST2500 ||
 	    ast->chip == AST1180) {
 		dev->mode_config.max_width = 1920;
 		dev->mode_config.max_height = 2048;
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index c25b8b06d55a..47b78e52691c 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -273,7 +273,11 @@ static void ast_set_crtc_reg(struct drm_crtc *crtc, struct drm_display_mode *mod
 {
 	struct ast_private *ast = crtc->dev->dev_private;
 	u8 jreg05 = 0, jreg07 = 0, jreg09 = 0, jregAC = 0, jregAD = 0, jregAE = 0;
-	u16 temp;
+	u16 temp, precache = 0;
+
+	if ((ast->chip == AST2500) &&
+	    (vbios_mode->enh_table->flags & AST2500PreCatchCRT))
+		precache = 40;
 
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x00);
 
@@ -299,12 +303,12 @@ static void ast_set_crtc_reg(struct drm_crtc *crtc, struct drm_display_mode *mod
 		jregAD |= 0x01;  /* HBE D[5] */
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x03, 0xE0, (temp & 0x1f));
 
-	temp = (mode->crtc_hsync_start >> 3) - 1;
+	temp = ((mode->crtc_hsync_start-precache) >> 3) - 1;
 	if (temp & 0x100)
 		jregAC |= 0x40; /* HRS D[5] */
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x04, 0x00, temp);
 
-	temp = ((mode->crtc_hsync_end >> 3) - 1) & 0x3f;
+	temp = (((mode->crtc_hsync_end-precache) >> 3) - 1) & 0x3f;
 	if (temp & 0x20)
 		jregAD |= 0x04; /* HRE D[5] */
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x05, 0x60, (u8)((temp & 0x1f) | jreg05));
@@ -365,6 +369,11 @@ static void ast_set_crtc_reg(struct drm_crtc *crtc, struct drm_display_mode *mod
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x09, 0xdf, jreg09);
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xAE, 0x00, (jregAE | 0x80));
 
+	if (precache)
+		ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0x3f, 0x80);
+	else
+		ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0x3f, 0x00);
+
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x80);
 }
 
@@ -386,12 +395,16 @@ static void ast_set_dclk_reg(struct drm_device *dev, struct drm_display_mode *mo
 	struct ast_private *ast = dev->dev_private;
 	const struct ast_vbios_dclk_info *clk_info;
 
-	clk_info = &dclk_table[vbios_mode->enh_table->dclk_index];
+	if (ast->chip == AST2500)
+		clk_info = &dclk_table_ast2500[vbios_mode->enh_table->dclk_index];
+	else
+		clk_info = &dclk_table[vbios_mode->enh_table->dclk_index];
 
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xc0, 0x00, clk_info->param1);
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xc1, 0x00, clk_info->param2);
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xbb, 0x0f,
-			       (clk_info->param3 & 0x80) | ((clk_info->param3 & 0x3) << 4));
+			       (clk_info->param3 & 0xc0) |
+			       ((clk_info->param3 & 0x3) << 4));
 }
 
 static void ast_set_ext_reg(struct drm_crtc *crtc, struct drm_display_mode *mode,
@@ -425,7 +438,8 @@ static void ast_set_ext_reg(struct drm_crtc *crtc, struct drm_display_mode *mode
 	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa8, 0xfd, jregA8);
 
 	/* Set Threshold */
-	if (ast->chip == AST2300 || ast->chip == AST2400) {
+	if (ast->chip == AST2300 || ast->chip == AST2400 ||
+	    ast->chip == AST2500) {
 		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0x78);
 		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0x60);
 	} else if (ast->chip == AST2100 ||
@@ -800,7 +814,9 @@ static int ast_mode_valid(struct drm_connector *connector,
 		if ((mode->hdisplay == 1600) && (mode->vdisplay == 900))
 			return MODE_OK;
 
-		if ((ast->chip == AST2100) || (ast->chip == AST2200) || (ast->chip == AST2300) || (ast->chip == AST2400) || (ast->chip == AST1180)) {
+		if ((ast->chip == AST2100) || (ast->chip == AST2200) ||
+		    (ast->chip == AST2300) || (ast->chip == AST2400) ||
+		    (ast->chip == AST2500) || (ast->chip == AST1180)) {
 			if ((mode->hdisplay == 1920) && (mode->vdisplay == 1080))
 				return MODE_OK;
 
diff --git a/drivers/gpu/drm/ast/ast_tables.h b/drivers/gpu/drm/ast/ast_tables.h
index a4ddf901a54f..5f4c2e833a65 100644
--- a/drivers/gpu/drm/ast/ast_tables.h
+++ b/drivers/gpu/drm/ast/ast_tables.h
@@ -47,6 +47,7 @@
 #define SyncPN			(PVSync | NHSync)
 #define SyncNP			(NVSync | PHSync)
 #define SyncNN			(NVSync | NHSync)
+#define AST2500PreCatchCRT		0x00004000
 
 /* DCLK Index */
 #define VCLK25_175     		0x00
@@ -108,6 +109,36 @@ static const struct ast_vbios_dclk_info dclk_table[] = {
 	{0x3b, 0x2c, 0x81},			/* 1A: VCLK118_25	*/
 };
 
+static const struct ast_vbios_dclk_info dclk_table_ast2500[] = {
+	{0x2C, 0xE7, 0x03},			/* 00: VCLK25_175	*/
+	{0x95, 0x62, 0x03},			/* 01: VCLK28_322	*/
+	{0x67, 0x63, 0x01},			/* 02: VCLK31_5		*/
+	{0x76, 0x63, 0x01},			/* 03: VCLK36		*/
+	{0xEE, 0x67, 0x01},			/* 04: VCLK40		*/
+	{0x82, 0x62, 0x01},			/* 05: VCLK49_5		*/
+	{0xC6, 0x64, 0x01},			/* 06: VCLK50		*/
+	{0x94, 0x62, 0x01},			/* 07: VCLK56_25	*/
+	{0x80, 0x64, 0x00},			/* 08: VCLK65		*/
+	{0x7B, 0x63, 0x00},			/* 09: VCLK75		*/
+	{0x67, 0x62, 0x00},			/* 0A: VCLK78_75	*/
+	{0x7C, 0x62, 0x00},			/* 0B: VCLK94_5		*/
+	{0x8E, 0x62, 0x00},			/* 0C: VCLK108		*/
+	{0x85, 0x24, 0x00},			/* 0D: VCLK135		*/
+	{0x67, 0x22, 0x00},			/* 0E: VCLK157_5	*/
+	{0x6A, 0x22, 0x00},			/* 0F: VCLK162		*/
+	{0x4d, 0x4c, 0x80},			/* 10: VCLK154		*/
+	{0xa7, 0x78, 0x80},			/* 11: VCLK83.5		*/
+	{0x28, 0x49, 0x80},			/* 12: VCLK106.5	*/
+	{0x37, 0x49, 0x80},			/* 13: VCLK146.25	*/
+	{0x1f, 0x45, 0x80},			/* 14: VCLK148.5	*/
+	{0x47, 0x6c, 0x80},			/* 15: VCLK71		*/
+	{0x25, 0x65, 0x80},			/* 16: VCLK88.75	*/
+	{0x58, 0x01, 0x42},			/* 17: VCLK119		*/
+	{0x32, 0x67, 0x80},			/* 18: VCLK85_5		*/
+	{0x6a, 0x6d, 0x80},			/* 19: VCLK97_75	*/
+	{0x44, 0x20, 0x43},			/* 1A: VCLK118_25	*/
+};
+
 static const struct ast_vbios_stdtable vbios_stdtable[] = {
 	/* MD_2_3_400 */
 	{
@@ -246,12 +277,14 @@ static const struct ast_vbios_enhtable res_1360x768[] = {
 	{1792, 1360, 64, 112, 795, 768, 3, 6, VCLK85_5,		/* 60Hz */
 	 (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x39 },
 	{1792, 1360, 64, 112, 795, 768, 3, 6, VCLK85_5,	         /* end */
-	 (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 1, 0x39 },
+	 (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+	  AST2500PreCatchCRT), 0xFF, 1, 0x39 },
 };
 
 static const struct ast_vbios_enhtable res_1600x900[] = {
 	{1760, 1600, 48, 32, 926, 900, 3, 5, VCLK97_75,		/* 60Hz CVT RB */
-	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x3A },
+	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+	  AST2500PreCatchCRT), 60, 1, 0x3A },
 	{2112, 1600, 88, 168, 934, 900, 3, 5, VCLK118_25,	/* 60Hz CVT */
 	 (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x3A },
 	{2112, 1600, 88, 168, 934, 900, 3, 5, VCLK118_25,	/* 60Hz CVT */
@@ -260,16 +293,19 @@ static const struct ast_vbios_enhtable res_1600x900[] = {
 
 static const struct ast_vbios_enhtable res_1920x1080[] = {
 	{2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5,	/* 60Hz */
-	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x38 },
+	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+	  AST2500PreCatchCRT), 60, 1, 0x38 },
 	{2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5,	/* 60Hz */
-	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 1, 0x38 },
+	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+	  AST2500PreCatchCRT), 0xFF, 1, 0x38 },
 };
 
 
 /* 16:10 */
 static const struct ast_vbios_enhtable res_1280x800[] = {
 	{1440, 1280, 48, 32,  823,  800, 3, 6, VCLK71,		/* 60Hz RB */
-	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x35 },
+	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+	  AST2500PreCatchCRT), 60, 1, 0x35 },
 	{1680, 1280, 72,128,  831,  800, 3, 6, VCLK83_5,	/* 60Hz */
 	 (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x35 },
 	{1680, 1280, 72,128,  831,  800, 3, 6, VCLK83_5,	/* 60Hz */
@@ -279,7 +315,8 @@ static const struct ast_vbios_enhtable res_1280x800[] = {
 
 static const struct ast_vbios_enhtable res_1440x900[] = {
 	{1600, 1440, 48, 32,  926,  900, 3, 6, VCLK88_75,	/* 60Hz RB */
-	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x36 },
+	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+	  AST2500PreCatchCRT), 60, 1, 0x36 },
 	{1904, 1440, 80,152,  934,  900, 3, 6, VCLK106_5,	/* 60Hz */
 	 (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x36 },
 	{1904, 1440, 80,152,  934,  900, 3, 6, VCLK106_5,	/* 60Hz */
@@ -288,7 +325,8 @@ static const struct ast_vbios_enhtable res_1440x900[] = {
 
 static const struct ast_vbios_enhtable res_1680x1050[] = {
 	{1840, 1680, 48, 32, 1080, 1050, 3, 6, VCLK119,		/* 60Hz RB */
-	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x37 },
+	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+	  AST2500PreCatchCRT), 60, 1, 0x37 },
 	{2240, 1680,104,176, 1089, 1050, 3, 6, VCLK146_25,	/* 60Hz */
 	 (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x37 },
 	{2240, 1680,104,176, 1089, 1050, 3, 6, VCLK146_25,	/* 60Hz */
@@ -297,9 +335,11 @@ static const struct ast_vbios_enhtable res_1680x1050[] = {
 
 static const struct ast_vbios_enhtable res_1920x1200[] = {
 	{2080, 1920, 48, 32, 1235, 1200, 3, 6, VCLK154,		/* 60Hz RB*/
-	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x34 },
+	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+	  AST2500PreCatchCRT), 60, 1, 0x34 },
 	{2080, 1920, 48, 32, 1235, 1200, 3, 6, VCLK154,		/* 60Hz RB */
-	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 1, 0x34 },
+	 (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+	  AST2500PreCatchCRT), 0xFF, 1, 0x34 },
 };
 
 #endif