[PATCH 09/21] mfd: remove unneeded 'fast_io' parameter in regmap_config

Wolfram Sang posted 21 patches 1 month, 3 weeks ago
[PATCH 09/21] mfd: remove unneeded 'fast_io' parameter in regmap_config
Posted by Wolfram Sang 1 month, 3 weeks ago
When using MMIO with regmap, fast_io is implied. No need to set it
again.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
No dependencies, can be applied directly to the subsystem tree. Buildbot is
happy, too.

 drivers/mfd/exynos-lpass.c    | 1 -
 drivers/mfd/fsl-imx25-tsadc.c | 1 -
 drivers/mfd/stm32-lptimer.c   | 1 -
 drivers/mfd/sun4i-gpadc.c     | 1 -
 4 files changed, 4 deletions(-)

diff --git a/drivers/mfd/exynos-lpass.c b/drivers/mfd/exynos-lpass.c
index 44797001a432..9bb2687c2835 100644
--- a/drivers/mfd/exynos-lpass.c
+++ b/drivers/mfd/exynos-lpass.c
@@ -101,7 +101,6 @@ static const struct regmap_config exynos_lpass_reg_conf = {
 	.reg_stride	= 4,
 	.val_bits	= 32,
 	.max_register	= 0xfc,
-	.fast_io	= true,
 };
 
 static void exynos_lpass_disable_lpass(void *data)
diff --git a/drivers/mfd/fsl-imx25-tsadc.c b/drivers/mfd/fsl-imx25-tsadc.c
index 0aab6428e042..467b1a23faeb 100644
--- a/drivers/mfd/fsl-imx25-tsadc.c
+++ b/drivers/mfd/fsl-imx25-tsadc.c
@@ -17,7 +17,6 @@
 #include <linux/regmap.h>
 
 static const struct regmap_config mx25_tsadc_regmap_config = {
-	.fast_io = true,
 	.max_register = 8,
 	.reg_bits = 32,
 	.val_bits = 32,
diff --git a/drivers/mfd/stm32-lptimer.c b/drivers/mfd/stm32-lptimer.c
index 09073dbc9c80..123659178cc2 100644
--- a/drivers/mfd/stm32-lptimer.c
+++ b/drivers/mfd/stm32-lptimer.c
@@ -19,7 +19,6 @@ static const struct regmap_config stm32_lptimer_regmap_cfg = {
 	.val_bits = 32,
 	.reg_stride = sizeof(u32),
 	.max_register = STM32_LPTIM_MAX_REGISTER,
-	.fast_io = true,
 };
 
 static int stm32_lptimer_detect_encoder(struct stm32_lptimer *ddata)
diff --git a/drivers/mfd/sun4i-gpadc.c b/drivers/mfd/sun4i-gpadc.c
index 3029d48e982c..bf2f6fdaf8bf 100644
--- a/drivers/mfd/sun4i-gpadc.c
+++ b/drivers/mfd/sun4i-gpadc.c
@@ -72,7 +72,6 @@ static const struct regmap_config sun4i_gpadc_regmap_config = {
 	.reg_bits = 32,
 	.val_bits = 32,
 	.reg_stride = 4,
-	.fast_io = true,
 };
 
 static const struct of_device_id sun4i_gpadc_of_match[] = {
-- 
2.47.2
Re: (subset) [PATCH 09/21] mfd: remove unneeded 'fast_io' parameter in regmap_config
Posted by Lee Jones 1 month ago
On Wed, 13 Aug 2025 18:14:55 +0200, Wolfram Sang wrote:
> When using MMIO with regmap, fast_io is implied. No need to set it
> again.
> 
> 

Applied, thanks!

[09/21] mfd: remove unneeded 'fast_io' parameter in regmap_config
        commit: 8a7d550ceea258220e31982903b8a017351526ec

--
Lee Jones [李琼斯]