25 static int parse_timing_property(const struct device_node *np, const char *name,  in parse_timing_property()  argument
31 	prop = of_find_property(np, name, &length);  in parse_timing_property()
33 		pr_err("%pOF: could not find property %s\n", np, name);  in parse_timing_property()
39 		ret = of_property_read_u32(np, name, &result->typ);  in parse_timing_property()
43 		ret = of_property_read_u32_array(np, name, &result->min, cells);  in parse_timing_property()
45 		pr_err("%pOF: illegal timing specification in %s\n", np, name);  in parse_timing_property()
56 static int of_parse_display_timing(const struct device_node *np,  in of_parse_display_timing()  argument
64 	ret |= parse_timing_property(np, "hback-porch", &dt->hback_porch);  in of_parse_display_timing()
65 	ret |= parse_timing_property(np, "hfront-porch", &dt->hfront_porch);  in of_parse_display_timing()
66 	ret |= parse_timing_property(np, "hactive", &dt->hactive);  in of_parse_display_timing()
67 	ret |= parse_timing_property(np, "hsync-len", &dt->hsync_len);  in of_parse_display_timing()
68 	ret |= parse_timing_property(np, "vback-porch", &dt->vback_porch);  in of_parse_display_timing()
69 	ret |= parse_timing_property(np, "vfront-porch", &dt->vfront_porch);  in of_parse_display_timing()
70 	ret |= parse_timing_property(np, "vactive", &dt->vactive);  in of_parse_display_timing()
71 	ret |= parse_timing_property(np, "vsync-len", &dt->vsync_len);  in of_parse_display_timing()
72 	ret |= parse_timing_property(np, "clock-frequency", &dt->pixelclock);  in of_parse_display_timing()
75 	if (!of_property_read_u32(np, "vsync-active", &val))  in of_parse_display_timing()
78 	if (!of_property_read_u32(np, "hsync-active", &val))  in of_parse_display_timing()
81 	if (!of_property_read_u32(np, "de-active", &val))  in of_parse_display_timing()
84 	if (!of_property_read_u32(np, "pixelclk-active", &val))  in of_parse_display_timing()
88 	if (!of_property_read_u32(np, "syncclk-active", &val))  in of_parse_display_timing()
97 	if (of_property_read_bool(np, "interlaced"))  in of_parse_display_timing()
99 	if (of_property_read_bool(np, "doublescan"))  in of_parse_display_timing()
101 	if (of_property_read_bool(np, "doubleclk"))  in of_parse_display_timing()
105 		pr_err("%pOF: error reading timing properties\n", np);  in of_parse_display_timing()
118 int of_get_display_timing(const struct device_node *np, const char *name,  in of_get_display_timing()  argument
124 	if (!np)  in of_get_display_timing()
127 	timing_np = of_get_child_by_name(np, name);  in of_get_display_timing()
143 struct display_timings *of_get_display_timings(const struct device_node *np)  in of_get_display_timings()  argument
150 	if (!np)  in of_get_display_timings()
153 	timings_np = of_get_child_by_name(np, "display-timings");  in of_get_display_timings()
155 		pr_err("%pOF: could not find display-timings node\n", np);  in of_get_display_timings()
161 		pr_err("%pOF: could not allocate struct disp'\n", np);  in of_get_display_timings()
171 		pr_err("%pOF: no timing specifications given\n", np);  in of_get_display_timings()
175 	pr_debug("%pOF: using %pOFn as default timing\n", np, entry);  in of_get_display_timings()
182 		pr_err("%pOF: no timings specified\n", np);  in of_get_display_timings()
190 		pr_err("%pOF: could not allocate timings array\n", np);  in of_get_display_timings()
204 				np);  in of_get_display_timings()
215 				np, disp->num_timings + 1);  in of_get_display_timings()
234 		np, disp->num_timings,  in of_get_display_timings()