diff options
| author | Dr. David Alan Gilbert <linux@treblig.org> | 2025-05-09 18:35:20 +0100 |
|---|---|---|
| committer | Lee Jones <lee@kernel.org> | 2025-05-23 08:49:16 +0100 |
| commit | 34c5f34df95f71fc500ff0e942210ebc97d2ef65 (patch) | |
| tree | ea693c7950a3eb52e87ceb0c1dbdb722ca23e78f | |
| parent | 950a3c38f73d8167409b2d229ce5139b2be4eff7 (diff) | |
mfd: sm501: Remove unused sm501_find_clock
sm501_find_clock() was added in 2007 as part of
commit b6d6454fdb66 ("[PATCH] mfd: SM501 core driver")
but hasn't been used.
Remove it.
Signed-off-by: "Dr. David Alan Gilbert" <linux@treblig.org>
Link: https://lore.kernel.org/r/20250509173521.49596-1-linux@treblig.org
Signed-off-by: Lee Jones <lee@kernel.org>
| -rw-r--r-- | drivers/mfd/sm501.c | 43 | ||||
| -rw-r--r-- | include/linux/sm501.h | 3 |
2 files changed, 0 insertions, 46 deletions
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c index 94ad18b52b83..a5f9241fa3f2 100644 --- a/drivers/mfd/sm501.c +++ b/drivers/mfd/sm501.c @@ -631,49 +631,6 @@ unsigned long sm501_set_clock(struct device *dev, EXPORT_SYMBOL_GPL(sm501_set_clock); -/* sm501_find_clock - * - * finds the closest available frequency for a given clock -*/ - -unsigned long sm501_find_clock(struct device *dev, - int clksrc, - unsigned long req_freq) -{ - struct sm501_devdata *sm = dev_get_drvdata(dev); - unsigned long sm501_freq; /* the frequency achieveable by the 501 */ - struct sm501_clock to; - - switch (clksrc) { - case SM501_CLOCK_P2XCLK: - if (sm->rev >= 0xC0) { - /* SM502 -> use the programmable PLL */ - sm501_freq = (sm501_calc_pll(2 * req_freq, - &to, 5) / 2); - } else { - sm501_freq = (sm501_select_clock(2 * req_freq, - &to, 5) / 2); - } - break; - - case SM501_CLOCK_V2XCLK: - sm501_freq = (sm501_select_clock(2 * req_freq, &to, 3) / 2); - break; - - case SM501_CLOCK_MCLK: - case SM501_CLOCK_M1XCLK: - sm501_freq = sm501_select_clock(req_freq, &to, 3); - break; - - default: - sm501_freq = 0; /* error */ - } - - return sm501_freq; -} - -EXPORT_SYMBOL_GPL(sm501_find_clock); - static struct sm501_device *to_sm_device(struct platform_device *pdev) { return container_of(pdev, struct sm501_device, pdev); diff --git a/include/linux/sm501.h b/include/linux/sm501.h index 2f3488b2875d..bcda27a46e7a 100644 --- a/include/linux/sm501.h +++ b/include/linux/sm501.h @@ -12,9 +12,6 @@ extern int sm501_unit_power(struct device *dev, extern unsigned long sm501_set_clock(struct device *dev, int clksrc, unsigned long freq); -extern unsigned long sm501_find_clock(struct device *dev, - int clksrc, unsigned long req_freq); - /* sm501_misc_control * * Modify the SM501's MISC_CONTROL register |