diff options
Diffstat (limited to 'arch/arm/plat-omap/clock.c')
| -rw-r--r-- | arch/arm/plat-omap/clock.c | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c index 29efc279287a..e8c327a45a55 100644 --- a/arch/arm/plat-omap/clock.c +++ b/arch/arm/plat-omap/clock.c | |||
| @@ -36,10 +36,40 @@ static struct clk_functions *arch_clock; | |||
| 36 | * Standard clock functions defined in include/linux/clk.h | 36 | * Standard clock functions defined in include/linux/clk.h |
| 37 | *-------------------------------------------------------------------------*/ | 37 | *-------------------------------------------------------------------------*/ |
| 38 | 38 | ||
| 39 | /* This functions is moved to arch/arm/common/clkdev.c. For OMAP4 since | ||
| 40 | * clock framework is not up , it is defined here to avoid rework in | ||
| 41 | * every driver. Also dummy prcm reset function is added */ | ||
| 42 | |||
| 43 | /* Dummy hooks only for OMAP4.For rest OMAPs, common clkdev is used */ | ||
| 44 | #if defined(CONFIG_ARCH_OMAP4) | ||
| 45 | struct clk *clk_get(struct device *dev, const char *id) | ||
| 46 | { | ||
| 47 | return NULL; | ||
| 48 | } | ||
| 49 | EXPORT_SYMBOL(clk_get); | ||
| 50 | |||
| 51 | void clk_put(struct clk *clk) | ||
| 52 | { | ||
| 53 | } | ||
| 54 | EXPORT_SYMBOL(clk_put); | ||
| 55 | |||
| 56 | void omap2_clk_prepare_for_reboot(void) | ||
| 57 | { | ||
| 58 | } | ||
| 59 | EXPORT_SYMBOL(omap2_clk_prepare_for_reboot); | ||
| 60 | |||
| 61 | void omap_prcm_arch_reset(char mode) | ||
| 62 | { | ||
| 63 | } | ||
| 64 | EXPORT_SYMBOL(omap_prcm_arch_reset); | ||
| 65 | #endif | ||
| 39 | int clk_enable(struct clk *clk) | 66 | int clk_enable(struct clk *clk) |
| 40 | { | 67 | { |
| 41 | unsigned long flags; | 68 | unsigned long flags; |
| 42 | int ret = 0; | 69 | int ret = 0; |
| 70 | if (cpu_is_omap44xx()) | ||
| 71 | /* OMAP4 clk framework not supported yet */ | ||
| 72 | return 0; | ||
| 43 | 73 | ||
| 44 | if (clk == NULL || IS_ERR(clk)) | 74 | if (clk == NULL || IS_ERR(clk)) |
| 45 | return -EINVAL; | 75 | return -EINVAL; |
| @@ -140,6 +170,9 @@ int clk_set_parent(struct clk *clk, struct clk *parent) | |||
| 140 | unsigned long flags; | 170 | unsigned long flags; |
| 141 | int ret = -EINVAL; | 171 | int ret = -EINVAL; |
| 142 | 172 | ||
| 173 | if (cpu_is_omap44xx()) | ||
| 174 | /* OMAP4 clk framework not supported yet */ | ||
| 175 | return 0; | ||
| 143 | if (clk == NULL || IS_ERR(clk) || parent == NULL || IS_ERR(parent)) | 176 | if (clk == NULL || IS_ERR(clk) || parent == NULL || IS_ERR(parent)) |
| 144 | return ret; | 177 | return ret; |
| 145 | 178 | ||
| @@ -240,13 +273,13 @@ void recalculate_root_clocks(void) | |||
| 240 | } | 273 | } |
| 241 | 274 | ||
| 242 | /** | 275 | /** |
| 243 | * clk_init_one - initialize any fields in the struct clk before clk init | 276 | * clk_preinit - initialize any fields in the struct clk before clk init |
| 244 | * @clk: struct clk * to initialize | 277 | * @clk: struct clk * to initialize |
| 245 | * | 278 | * |
| 246 | * Initialize any struct clk fields needed before normal clk initialization | 279 | * Initialize any struct clk fields needed before normal clk initialization |
| 247 | * can run. No return value. | 280 | * can run. No return value. |
| 248 | */ | 281 | */ |
| 249 | void clk_init_one(struct clk *clk) | 282 | void clk_preinit(struct clk *clk) |
| 250 | { | 283 | { |
| 251 | INIT_LIST_HEAD(&clk->children); | 284 | INIT_LIST_HEAD(&clk->children); |
| 252 | } | 285 | } |
