diff options
Diffstat (limited to 'arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c')
-rw-r--r-- | arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c b/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c index 7072e0d651b1..3d9d746b221a 100644 --- a/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c +++ b/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c | |||
@@ -165,83 +165,3 @@ int omap2_select_table_rate(struct clk *clk, unsigned long rate) | |||
165 | 165 | ||
166 | return 0; | 166 | return 0; |
167 | } | 167 | } |
168 | |||
169 | #ifdef CONFIG_CPU_FREQ | ||
170 | /* | ||
171 | * Walk PRCM rate table and fillout cpufreq freq_table | ||
172 | * XXX This should be replaced by an OPP layer in the near future | ||
173 | */ | ||
174 | static struct cpufreq_frequency_table *freq_table; | ||
175 | |||
176 | void omap2_clk_init_cpufreq_table(struct cpufreq_frequency_table **table) | ||
177 | { | ||
178 | const struct prcm_config *prcm; | ||
179 | int i = 0; | ||
180 | int tbl_sz = 0; | ||
181 | |||
182 | if (!cpu_is_omap24xx()) | ||
183 | return; | ||
184 | |||
185 | for (prcm = rate_table; prcm->mpu_speed; prcm++) { | ||
186 | if (!(prcm->flags & cpu_mask)) | ||
187 | continue; | ||
188 | if (prcm->xtal_speed != sclk->rate) | ||
189 | continue; | ||
190 | |||
191 | /* don't put bypass rates in table */ | ||
192 | if (prcm->dpll_speed == prcm->xtal_speed) | ||
193 | continue; | ||
194 | |||
195 | tbl_sz++; | ||
196 | } | ||
197 | |||
198 | /* | ||
199 | * XXX Ensure that we're doing what CPUFreq expects for this error | ||
200 | * case and the following one | ||
201 | */ | ||
202 | if (tbl_sz == 0) { | ||
203 | pr_warning("%s: no matching entries in rate_table\n", | ||
204 | __func__); | ||
205 | return; | ||
206 | } | ||
207 | |||
208 | /* Include the CPUFREQ_TABLE_END terminator entry */ | ||
209 | tbl_sz++; | ||
210 | |||
211 | freq_table = kzalloc(sizeof(struct cpufreq_frequency_table) * tbl_sz, | ||
212 | GFP_ATOMIC); | ||
213 | if (!freq_table) { | ||
214 | pr_err("%s: could not kzalloc frequency table\n", __func__); | ||
215 | return; | ||
216 | } | ||
217 | |||
218 | for (prcm = rate_table; prcm->mpu_speed; prcm++) { | ||
219 | if (!(prcm->flags & cpu_mask)) | ||
220 | continue; | ||
221 | if (prcm->xtal_speed != sclk->rate) | ||
222 | continue; | ||
223 | |||
224 | /* don't put bypass rates in table */ | ||
225 | if (prcm->dpll_speed == prcm->xtal_speed) | ||
226 | continue; | ||
227 | |||
228 | freq_table[i].index = i; | ||
229 | freq_table[i].frequency = prcm->mpu_speed / 1000; | ||
230 | i++; | ||
231 | } | ||
232 | |||
233 | freq_table[i].index = i; | ||
234 | freq_table[i].frequency = CPUFREQ_TABLE_END; | ||
235 | |||
236 | *table = &freq_table[0]; | ||
237 | } | ||
238 | |||
239 | void omap2_clk_exit_cpufreq_table(struct cpufreq_frequency_table **table) | ||
240 | { | ||
241 | if (!cpu_is_omap24xx()) | ||
242 | return; | ||
243 | |||
244 | kfree(freq_table); | ||
245 | } | ||
246 | |||
247 | #endif | ||