* [PATCH v2] i2c: i2c-rcar: Auto select RESET_CONTROLLER
@ 2020-08-27 9:23 Eugeniu Rosca
2020-08-28 7:07 ` Wolfram Sang
0 siblings, 1 reply; 2+ messages in thread
From: Eugeniu Rosca @ 2020-08-27 9:23 UTC (permalink / raw)
To: Wolfram Sang, Geert Uytterhoeven, linux-i2c, linux-renesas-soc,
linux-kernel
Cc: stable, Eugeniu Rosca, Eugeniu Rosca, Dirk Behme, Andy Lowe
From: Dirk Behme <dirk.behme@de.bosch.com>
The i2c-rcar driver utilizes the Generic Reset Controller kernel
feature, so select the RESET_CONTROLLER option when the I2C_RCAR
option is selected.
Fixes: 2b16fd63059ab9 ("i2c: rcar: handle RXDMA HW behaviour on Gen3")
Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
Signed-off-by: Andy Lowe <andy_lowe@mentor.com>
[erosca: Add "if ARCH_RCAR_GEN3" on Wolfram's request]
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
---
v2:
- Append "if ARCH_RCAR_GEN3" to "select", as requested by Wolfram
in https://lore.kernel.org/linux-i2c/20200824120734.GA2500@ninjato/
v1:
- https://lore.kernel.org/linux-i2c/20200824062623.9346-1-erosca@de.adit-jv.com/
---
drivers/i2c/busses/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 293e7a0760e7..7ccbfbcb02e9 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -1181,6 +1181,7 @@ config I2C_RCAR
tristate "Renesas R-Car I2C Controller"
depends on ARCH_RENESAS || COMPILE_TEST
select I2C_SLAVE
+ select RESET_CONTROLLER if ARCH_RCAR_GEN3
help
If you say yes to this option, support will be included for the
R-Car I2C controller.
--
2.28.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] i2c: i2c-rcar: Auto select RESET_CONTROLLER
2020-08-27 9:23 [PATCH v2] i2c: i2c-rcar: Auto select RESET_CONTROLLER Eugeniu Rosca
@ 2020-08-28 7:07 ` Wolfram Sang
0 siblings, 0 replies; 2+ messages in thread
From: Wolfram Sang @ 2020-08-28 7:07 UTC (permalink / raw)
To: Eugeniu Rosca
Cc: Geert Uytterhoeven, linux-i2c, linux-renesas-soc, linux-kernel,
stable, Eugeniu Rosca, Dirk Behme, Andy Lowe
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On Thu, Aug 27, 2020 at 11:23:30AM +0200, Eugeniu Rosca wrote:
> From: Dirk Behme <dirk.behme@de.bosch.com>
>
> The i2c-rcar driver utilizes the Generic Reset Controller kernel
> feature, so select the RESET_CONTROLLER option when the I2C_RCAR
> option is selected.
>
> Fixes: 2b16fd63059ab9 ("i2c: rcar: handle RXDMA HW behaviour on Gen3")
> Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>
> Cc: <stable@vger.kernel.org>
> Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
> Signed-off-by: Andy Lowe <andy_lowe@mentor.com>
> [erosca: Add "if ARCH_RCAR_GEN3" on Wolfram's request]
> Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Applied to for-next, thanks!
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