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Diffstat (limited to 'arch/arm/mach-exynos/pm.c')
-rw-r--r--arch/arm/mach-exynos/pm.c55
1 files changed, 20 insertions, 35 deletions
diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
index e19013051772..428cfeb57724 100644
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -38,29 +38,29 @@
38#include <mach/pmu.h> 38#include <mach/pmu.h>
39 39
40static struct sleep_save exynos4_set_clksrc[] = { 40static struct sleep_save exynos4_set_clksrc[] = {
41 { .reg = S5P_CLKSRC_MASK_TOP , .val = 0x00000001, }, 41 { .reg = EXYNOS4_CLKSRC_MASK_TOP , .val = 0x00000001, },
42 { .reg = S5P_CLKSRC_MASK_CAM , .val = 0x11111111, }, 42 { .reg = EXYNOS4_CLKSRC_MASK_CAM , .val = 0x11111111, },
43 { .reg = S5P_CLKSRC_MASK_TV , .val = 0x00000111, }, 43 { .reg = EXYNOS4_CLKSRC_MASK_TV , .val = 0x00000111, },
44 { .reg = S5P_CLKSRC_MASK_LCD0 , .val = 0x00001111, }, 44 { .reg = EXYNOS4_CLKSRC_MASK_LCD0 , .val = 0x00001111, },
45 { .reg = S5P_CLKSRC_MASK_MAUDIO , .val = 0x00000001, }, 45 { .reg = EXYNOS4_CLKSRC_MASK_MAUDIO , .val = 0x00000001, },
46 { .reg = S5P_CLKSRC_MASK_FSYS , .val = 0x01011111, }, 46 { .reg = EXYNOS4_CLKSRC_MASK_FSYS , .val = 0x01011111, },
47 { .reg = S5P_CLKSRC_MASK_PERIL0 , .val = 0x01111111, }, 47 { .reg = EXYNOS4_CLKSRC_MASK_PERIL0 , .val = 0x01111111, },
48 { .reg = S5P_CLKSRC_MASK_PERIL1 , .val = 0x01110111, }, 48 { .reg = EXYNOS4_CLKSRC_MASK_PERIL1 , .val = 0x01110111, },
49 { .reg = S5P_CLKSRC_MASK_DMC , .val = 0x00010000, }, 49 { .reg = EXYNOS4_CLKSRC_MASK_DMC , .val = 0x00010000, },
50}; 50};
51 51
52static struct sleep_save exynos4210_set_clksrc[] = { 52static struct sleep_save exynos4210_set_clksrc[] = {
53 { .reg = S5P_CLKSRC_MASK_LCD1 , .val = 0x00001111, }, 53 { .reg = EXYNOS4210_CLKSRC_MASK_LCD1 , .val = 0x00001111, },
54}; 54};
55 55
56static struct sleep_save exynos4_epll_save[] = { 56static struct sleep_save exynos4_epll_save[] = {
57 SAVE_ITEM(S5P_EPLL_CON0), 57 SAVE_ITEM(EXYNOS4_EPLL_CON0),
58 SAVE_ITEM(S5P_EPLL_CON1), 58 SAVE_ITEM(EXYNOS4_EPLL_CON1),
59}; 59};
60 60
61static struct sleep_save exynos4_vpll_save[] = { 61static struct sleep_save exynos4_vpll_save[] = {
62 SAVE_ITEM(S5P_VPLL_CON0), 62 SAVE_ITEM(EXYNOS4_VPLL_CON0),
63 SAVE_ITEM(S5P_VPLL_CON1), 63 SAVE_ITEM(EXYNOS4_VPLL_CON1),
64}; 64};
65 65
66static struct sleep_save exynos4_core_save[] = { 66static struct sleep_save exynos4_core_save[] = {
@@ -155,13 +155,6 @@ static struct sleep_save exynos4_core_save[] = {
155 SAVE_ITEM(S5P_SROM_BC3), 155 SAVE_ITEM(S5P_SROM_BC3),
156}; 156};
157 157
158static struct sleep_save exynos4_l2cc_save[] = {
159 SAVE_ITEM(S5P_VA_L2CC + L2X0_TAG_LATENCY_CTRL),
160 SAVE_ITEM(S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL),
161 SAVE_ITEM(S5P_VA_L2CC + L2X0_PREFETCH_CTRL),
162 SAVE_ITEM(S5P_VA_L2CC + L2X0_POWER_CTRL),
163 SAVE_ITEM(S5P_VA_L2CC + L2X0_AUX_CTRL),
164};
165 158
166/* For Cortex-A9 Diagnostic and Power control register */ 159/* For Cortex-A9 Diagnostic and Power control register */
167static unsigned int save_arm_register[2]; 160static unsigned int save_arm_register[2];
@@ -182,7 +175,6 @@ static void exynos4_pm_prepare(void)
182 u32 tmp; 175 u32 tmp;
183 176
184 s3c_pm_do_save(exynos4_core_save, ARRAY_SIZE(exynos4_core_save)); 177 s3c_pm_do_save(exynos4_core_save, ARRAY_SIZE(exynos4_core_save));
185 s3c_pm_do_save(exynos4_l2cc_save, ARRAY_SIZE(exynos4_l2cc_save));
186 s3c_pm_do_save(exynos4_epll_save, ARRAY_SIZE(exynos4_epll_save)); 178 s3c_pm_do_save(exynos4_epll_save, ARRAY_SIZE(exynos4_epll_save));
187 s3c_pm_do_save(exynos4_vpll_save, ARRAY_SIZE(exynos4_vpll_save)); 179 s3c_pm_do_save(exynos4_vpll_save, ARRAY_SIZE(exynos4_vpll_save));
188 180
@@ -239,7 +231,7 @@ static void exynos4_restore_pll(void)
239 locktime = (3000 / pll_in_rate) * p_div; 231 locktime = (3000 / pll_in_rate) * p_div;
240 lockcnt = locktime * 10000 / (10000 / pll_in_rate); 232 lockcnt = locktime * 10000 / (10000 / pll_in_rate);
241 233
242 __raw_writel(lockcnt, S5P_EPLL_LOCK); 234 __raw_writel(lockcnt, EXYNOS4_EPLL_LOCK);
243 235
244 s3c_pm_do_restore_core(exynos4_epll_save, 236 s3c_pm_do_restore_core(exynos4_epll_save,
245 ARRAY_SIZE(exynos4_epll_save)); 237 ARRAY_SIZE(exynos4_epll_save));
@@ -257,7 +249,7 @@ static void exynos4_restore_pll(void)
257 locktime = 750; 249 locktime = 750;
258 lockcnt = locktime * 10000 / (10000 / pll_in_rate); 250 lockcnt = locktime * 10000 / (10000 / pll_in_rate);
259 251
260 __raw_writel(lockcnt, S5P_VPLL_LOCK); 252 __raw_writel(lockcnt, EXYNOS4_VPLL_LOCK);
261 253
262 s3c_pm_do_restore_core(exynos4_vpll_save, 254 s3c_pm_do_restore_core(exynos4_vpll_save,
263 ARRAY_SIZE(exynos4_vpll_save)); 255 ARRAY_SIZE(exynos4_vpll_save));
@@ -268,14 +260,14 @@ static void exynos4_restore_pll(void)
268 260
269 do { 261 do {
270 if (epll_wait) { 262 if (epll_wait) {
271 pll_con = __raw_readl(S5P_EPLL_CON0); 263 pll_con = __raw_readl(EXYNOS4_EPLL_CON0);
272 if (pll_con & (1 << S5P_EPLLCON0_LOCKED_SHIFT)) 264 if (pll_con & (1 << EXYNOS4_EPLLCON0_LOCKED_SHIFT))
273 epll_wait = 0; 265 epll_wait = 0;
274 } 266 }
275 267
276 if (vpll_wait) { 268 if (vpll_wait) {
277 pll_con = __raw_readl(S5P_VPLL_CON0); 269 pll_con = __raw_readl(EXYNOS4_VPLL_CON0);
278 if (pll_con & (1 << S5P_VPLLCON0_LOCKED_SHIFT)) 270 if (pll_con & (1 << EXYNOS4_VPLLCON0_LOCKED_SHIFT))
279 vpll_wait = 0; 271 vpll_wait = 0;
280 } 272 }
281 } while (epll_wait || vpll_wait); 273 } while (epll_wait || vpll_wait);
@@ -388,13 +380,6 @@ static void exynos4_pm_resume(void)
388 scu_enable(S5P_VA_SCU); 380 scu_enable(S5P_VA_SCU);
389#endif 381#endif
390 382
391#ifdef CONFIG_CACHE_L2X0
392 s3c_pm_do_restore_core(exynos4_l2cc_save, ARRAY_SIZE(exynos4_l2cc_save));
393 outer_inv_all();
394 /* enable L2X0*/
395 writel_relaxed(1, S5P_VA_L2CC + L2X0_CTRL);
396#endif
397
398early_wakeup: 383early_wakeup:
399 return; 384 return;
400} 385}