aboutsummaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kernel/btext.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/kernel/btext.c')
-rw-r--r--arch/powerpc/kernel/btext.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/arch/powerpc/kernel/btext.c b/arch/powerpc/kernel/btext.c
index f4e5e14ee2b6..995fcef156fd 100644
--- a/arch/powerpc/kernel/btext.c
+++ b/arch/powerpc/kernel/btext.c
@@ -158,35 +158,35 @@ int btext_initialize(struct device_node *np)
158{ 158{
159 unsigned int width, height, depth, pitch; 159 unsigned int width, height, depth, pitch;
160 unsigned long address = 0; 160 unsigned long address = 0;
161 u32 *prop; 161 const u32 *prop;
162 162
163 prop = (u32 *)get_property(np, "linux,bootx-width", NULL); 163 prop = get_property(np, "linux,bootx-width", NULL);
164 if (prop == NULL) 164 if (prop == NULL)
165 prop = (u32 *)get_property(np, "width", NULL); 165 prop = get_property(np, "width", NULL);
166 if (prop == NULL) 166 if (prop == NULL)
167 return -EINVAL; 167 return -EINVAL;
168 width = *prop; 168 width = *prop;
169 prop = (u32 *)get_property(np, "linux,bootx-height", NULL); 169 prop = get_property(np, "linux,bootx-height", NULL);
170 if (prop == NULL) 170 if (prop == NULL)
171 prop = (u32 *)get_property(np, "height", NULL); 171 prop = get_property(np, "height", NULL);
172 if (prop == NULL) 172 if (prop == NULL)
173 return -EINVAL; 173 return -EINVAL;
174 height = *prop; 174 height = *prop;
175 prop = (u32 *)get_property(np, "linux,bootx-depth", NULL); 175 prop = get_property(np, "linux,bootx-depth", NULL);
176 if (prop == NULL) 176 if (prop == NULL)
177 prop = (u32 *)get_property(np, "depth", NULL); 177 prop = get_property(np, "depth", NULL);
178 if (prop == NULL) 178 if (prop == NULL)
179 return -EINVAL; 179 return -EINVAL;
180 depth = *prop; 180 depth = *prop;
181 pitch = width * ((depth + 7) / 8); 181 pitch = width * ((depth + 7) / 8);
182 prop = (u32 *)get_property(np, "linux,bootx-linebytes", NULL); 182 prop = get_property(np, "linux,bootx-linebytes", NULL);
183 if (prop == NULL) 183 if (prop == NULL)
184 prop = (u32 *)get_property(np, "linebytes", NULL); 184 prop = get_property(np, "linebytes", NULL);
185 if (prop) 185 if (prop)
186 pitch = *prop; 186 pitch = *prop;
187 if (pitch == 1) 187 if (pitch == 1)
188 pitch = 0x1000; 188 pitch = 0x1000;
189 prop = (u32 *)get_property(np, "address", NULL); 189 prop = get_property(np, "address", NULL);
190 if (prop) 190 if (prop)
191 address = *prop; 191 address = *prop;
192 192
@@ -214,11 +214,11 @@ int btext_initialize(struct device_node *np)
214 214
215int __init btext_find_display(int allow_nonstdout) 215int __init btext_find_display(int allow_nonstdout)
216{ 216{
217 char *name; 217 const char *name;
218 struct device_node *np = NULL; 218 struct device_node *np = NULL;
219 int rc = -ENODEV; 219 int rc = -ENODEV;
220 220
221 name = (char *)get_property(of_chosen, "linux,stdout-path", NULL); 221 name = get_property(of_chosen, "linux,stdout-path", NULL);
222 if (name != NULL) { 222 if (name != NULL) {
223 np = of_find_node_by_path(name); 223 np = of_find_node_by_path(name);
224 if (np != NULL) { 224 if (np != NULL) {