14  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
46 		ast->support_wide_screen = false;  in ast_detect_widescreen()
51 			ast->support_wide_screen = true;  in ast_detect_widescreen()
53 			ast->support_wide_screen = true;  in ast_detect_widescreen()
55 			ast->support_wide_screen = false;  in ast_detect_widescreen()
56 			if (ast->chip == AST1300)  in ast_detect_widescreen()
57 				ast->support_wide_screen = true;  in ast_detect_widescreen()
58 			if (ast->chip == AST1400)  in ast_detect_widescreen()
59 				ast->support_wide_screen = true;  in ast_detect_widescreen()
60 			if (ast->chip == AST2510)  in ast_detect_widescreen()
61 				ast->support_wide_screen = true;  in ast_detect_widescreen()
63 				ast->support_wide_screen = true;  in ast_detect_widescreen()
71 	struct drm_device *dev = &ast->base;  in ast_detect_tx_chip()
75 	ast->tx_chip_types |= AST_TX_NONE_BIT;  in ast_detect_tx_chip()
82 	 * is at power-on reset, otherwise we'll incorrectly "detect" a  in ast_detect_tx_chip()
88 			ast->tx_chip_types = AST_TX_SIL164_BIT;  in ast_detect_tx_chip()
100 			ast->tx_chip_types = AST_TX_SIL164_BIT;  in ast_detect_tx_chip()
103 			ast->dp501_fw_addr = drmm_kzalloc(dev, 32*1024, GFP_KERNEL);  in ast_detect_tx_chip()
104 			if (ast->dp501_fw_addr) {  in ast_detect_tx_chip()
106 				if (ast_backup_fw(dev, ast->dp501_fw_addr, 32*1024)) {  in ast_detect_tx_chip()
107 					drmm_kfree(dev, ast->dp501_fw_addr);  in ast_detect_tx_chip()
108 					ast->dp501_fw_addr = NULL;  in ast_detect_tx_chip()
113 			ast->tx_chip_types = AST_TX_DP501_BIT;  in ast_detect_tx_chip()
121 				ast->tx_chip_types = AST_TX_ASTDP_BIT;  in ast_detect_tx_chip()
126 	if (ast->tx_chip_types & AST_TX_NONE_BIT)  in ast_detect_tx_chip()
128 	if (ast->tx_chip_types & AST_TX_SIL164_BIT)  in ast_detect_tx_chip()
130 	if (ast->tx_chip_types & AST_TX_DP501_BIT)  in ast_detect_tx_chip()
132 	if (ast->tx_chip_types & AST_TX_ASTDP_BIT)  in ast_detect_tx_chip()
138 	struct device_node *np = dev->dev->of_node;  in ast_get_dram_info()
141 	uint32_t denum, num, div, ref_pll, dsel;  in ast_get_dram_info()  local
143 	switch (ast->config_mode) {  in ast_get_dram_info()
149 		if (of_property_read_u32(np, "aspeed,mcr-configuration",  in ast_get_dram_info()
152 		if (of_property_read_u32(np, "aspeed,mcr-scu-mpll",  in ast_get_dram_info()
155 		if (of_property_read_u32(np, "aspeed,mcr-scu-strap",  in ast_get_dram_info()
168 		ast->dram_bus_width = 16;  in ast_get_dram_info()
169 		ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
171 			ast->mclk = 800;  in ast_get_dram_info()
173 			ast->mclk = 396;  in ast_get_dram_info()
178 		ast->dram_bus_width = 16;  in ast_get_dram_info()
180 		ast->dram_bus_width = 32;  in ast_get_dram_info()
185 			ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
189 			ast->dram_type = AST_DRAM_2Gx16;  in ast_get_dram_info()
192 			ast->dram_type = AST_DRAM_4Gx16;  in ast_get_dram_info()
195 			ast->dram_type = AST_DRAM_8Gx16;  in ast_get_dram_info()
201 			ast->dram_type = AST_DRAM_512Mx16;  in ast_get_dram_info()
205 			ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
208 			ast->dram_type = AST_DRAM_2Gx16;  in ast_get_dram_info()
211 			ast->dram_type = AST_DRAM_4Gx16;  in ast_get_dram_info()
218 			ast->dram_type = AST_DRAM_512Mx16;  in ast_get_dram_info()
222 				ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
224 				ast->dram_type = AST_DRAM_512Mx32;  in ast_get_dram_info()
227 			ast->dram_type = AST_DRAM_1Gx32;  in ast_get_dram_info()
242 		div = 0x4;  in ast_get_dram_info()
246 		div = 0x2;  in ast_get_dram_info()
249 		div = 0x1;  in ast_get_dram_info()
252 	ast->mclk = ref_pll * (num + 2) / ((denum + 2) * (div * 1000));  in ast_get_dram_info()
268 	ast = devm_drm_dev_alloc(&pdev->dev, drv, struct ast_device, base);  in ast_device_create()
271 	dev = &ast->base;  in ast_device_create()
273 	ast->chip = chip;  in ast_device_create()
274 	ast->config_mode = config_mode;  in ast_device_create()
275 	ast->regs = regs;  in ast_device_create()
276 	ast->ioregs = ioregs;  in ast_device_create()
285 	drm_info(dev, "dram MCLK=%u Mhz type=%d bus_width=%d\n",  in ast_device_create()
286 		 ast->mclk, ast->dram_type, ast->dram_bus_width);  in ast_device_create()
296 	ast->dp501_fw_buf = NULL;  in ast_device_create()
297 	if (ast->vram_size < pci_resource_len(pdev, 0)) {  in ast_device_create()
298 		ast->dp501_fw_buf = pci_iomap_range(pdev, 0, ast->vram_size, 0);  in ast_device_create()
299 		if (!ast->dp501_fw_buf)  in ast_device_create()