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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2022-12-02 21:35:14 +0300
committerThierry Reding <thierry.reding@gmail.com>2022-12-06 14:46:08 +0300
commitc637d87a7d96bd04674515b879b500f66361b74c (patch)
tree41847c83e53082f47fc67c5e2c3cc8ee0e13f93a /drivers/pwm/pwm-fsl-ftm.c
parent55f363e19cb8ca65400eeb11d716519609fbeae6 (diff)
downloadlinux-c637d87a7d96bd04674515b879b500f66361b74c.tar.xz
pwm: fsl-ftm: Use regmap_clear_bits and regmap_set_bits where applicable
Found using coccinelle and the following semantic patch: @@ expression map, reg, bits; @@ - regmap_update_bits(map, reg, bits, bits) + regmap_set_bits(map, reg, bits) @@ expression map, reg, bits; @@ - regmap_update_bits(map, reg, bits, 0) + regmap_clear_bits(map, reg, bits) Link: https://lore.kernel.org/r/20221115111347.3705732-2-u.kleine-koenig@pengutronix.de Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/pwm-fsl-ftm.c')
-rw-r--r--drivers/pwm/pwm-fsl-ftm.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/pwm/pwm-fsl-ftm.c b/drivers/pwm/pwm-fsl-ftm.c
index 0247757f9a72..5caadbd6194e 100644
--- a/drivers/pwm/pwm-fsl-ftm.c
+++ b/drivers/pwm/pwm-fsl-ftm.c
@@ -65,13 +65,12 @@ static void ftm_clear_write_protection(struct fsl_pwm_chip *fpc)
regmap_read(fpc->regmap, FTM_FMS, &val);
if (val & FTM_FMS_WPEN)
- regmap_update_bits(fpc->regmap, FTM_MODE, FTM_MODE_WPDIS,
- FTM_MODE_WPDIS);
+ regmap_set_bits(fpc->regmap, FTM_MODE, FTM_MODE_WPDIS);
}
static void ftm_set_write_protection(struct fsl_pwm_chip *fpc)
{
- regmap_update_bits(fpc->regmap, FTM_FMS, FTM_FMS_WPEN, FTM_FMS_WPEN);
+ regmap_set_bits(fpc->regmap, FTM_FMS, FTM_FMS_WPEN);
}
static bool fsl_pwm_periodcfg_are_equal(const struct fsl_pwm_periodcfg *a,
@@ -94,8 +93,7 @@ static int fsl_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)
ret = clk_prepare_enable(fpc->ipg_clk);
if (!ret && fpc->soc->has_enable_bits) {
mutex_lock(&fpc->lock);
- regmap_update_bits(fpc->regmap, FTM_SC, BIT(pwm->hwpwm + 16),
- BIT(pwm->hwpwm + 16));
+ regmap_set_bits(fpc->regmap, FTM_SC, BIT(pwm->hwpwm + 16));
mutex_unlock(&fpc->lock);
}
@@ -108,8 +106,7 @@ static void fsl_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)
if (fpc->soc->has_enable_bits) {
mutex_lock(&fpc->lock);
- regmap_update_bits(fpc->regmap, FTM_SC, BIT(pwm->hwpwm + 16),
- 0);
+ regmap_clear_bits(fpc->regmap, FTM_SC, BIT(pwm->hwpwm + 16));
mutex_unlock(&fpc->lock);
}
@@ -317,8 +314,8 @@ static int fsl_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
if (!newstate->enabled) {
if (oldstate->enabled) {
- regmap_update_bits(fpc->regmap, FTM_OUTMASK,
- BIT(pwm->hwpwm), BIT(pwm->hwpwm));
+ regmap_set_bits(fpc->regmap, FTM_OUTMASK,
+ BIT(pwm->hwpwm));
clk_disable_unprepare(fpc->clk[FSL_PWM_CLK_CNTEN]);
clk_disable_unprepare(fpc->clk[fpc->period.clk_select]);
}
@@ -342,8 +339,7 @@ static int fsl_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
goto end_mutex;
}
- regmap_update_bits(fpc->regmap, FTM_OUTMASK, BIT(pwm->hwpwm),
- 0);
+ regmap_clear_bits(fpc->regmap, FTM_OUTMASK, BIT(pwm->hwpwm));
}
end_mutex: