linux-kernel - [PATCHv2 1/6] gpio: mcp23s08: move to pinctrl

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Date:   Thu, 27 Apr 2017 16:19:32 +0200
From:   Sebastian Reichel <sebastian.reichel@...labora.co.uk>
To:     Sebastian Reichel <sre@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Alexandre Courbot <gnurou@...il.com>,
        Steven Miao <realmz6@...il.com>
Cc:     Vladimir Zapolskiy <vz@...ia.com>,
        Sylvain Lemieux <slemieux.tyco@...il.com>,
        Enric Balletbo i Serra <enric.balletbo@...labora.co.uk>,
        linux-gpio@...r.kernel.org,
        adi-buildroot-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org,
        Sebastian Reichel <sebastian.reichel@...labora.co.uk>
Subject: [PATCHv2 1/6] gpio: mcp23s08: move to pinctrl

This moves the mcp23s08 driver from gpio to pinctrl. Actual
pinctrl support for configuration of the pull-up resistors
follows in its own patch.

Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.co.uk>
---
 drivers/gpio/Kconfig                                    | 17 -----------------
 drivers/gpio/Makefile                                   |  1 -
 drivers/pinctrl/Kconfig                                 | 13 +++++++++++++
 drivers/pinctrl/Makefile                                |  1 +
 .../gpio-mcp23s08.c => pinctrl/pinctrl-mcp23s08.c}      |  0
 5 files changed, 14 insertions(+), 18 deletions(-)
 rename drivers/{gpio/gpio-mcp23s08.c => pinctrl/pinctrl-mcp23s08.c} (100%)

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 05043071fc98..4d64b109826c 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -1217,23 +1217,6 @@ config GPIO_PISOSR
 
 endmenu
 
-menu "SPI or I2C GPIO expanders"
-	depends on (SPI_MASTER && !I2C) || I2C
-
-config GPIO_MCP23S08
-	tristate "Microchip MCP23xxx I/O expander"
-	depends on OF_GPIO
-	select GPIOLIB_IRQCHIP
-	select REGMAP_I2C if I2C
-	select REGMAP if SPI_MASTER
-	help
-	  SPI/I2C driver for Microchip MCP23S08/MCP23S17/MCP23008/MCP23017
-	  I/O expanders.
-	  This provides a GPIO interface supporting inputs and outputs.
-	  The I2C versions of the chips can be used as interrupt-controller.
-
-endmenu
-
 menu "USB GPIO expanders"
 	depends on USB
 
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index becb96c724fe..c210ce4d91ac 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -76,7 +76,6 @@ obj-$(CONFIG_GPIO_MENZ127)	+= gpio-menz127.o
 obj-$(CONFIG_GPIO_MERRIFIELD)	+= gpio-merrifield.o
 obj-$(CONFIG_GPIO_MC33880)	+= gpio-mc33880.o
 obj-$(CONFIG_GPIO_MC9S08DZ60)	+= gpio-mc9s08dz60.o
-obj-$(CONFIG_GPIO_MCP23S08)	+= gpio-mcp23s08.o
 obj-$(CONFIG_GPIO_ML_IOH)	+= gpio-ml-ioh.o
 obj-$(CONFIG_GPIO_MM_LANTIQ)	+= gpio-mm-lantiq.o
 obj-$(CONFIG_GPIO_MOCKUP)      += gpio-mockup.o
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 8f8c2af45781..cccff799a88a 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -135,6 +135,19 @@ config PINCTRL_FALCON
 	depends on SOC_FALCON
 	depends on PINCTRL_LANTIQ
 
+config PINCTRL_MCP23S08
+	tristate "Microchip MCP23xxx I/O expander"
+	depends on OF_GPIO
+	depends on SPI_MASTER || I2C
+	select GPIOLIB_IRQCHIP
+	select REGMAP_I2C if I2C
+	select REGMAP_SPI if SPI_MASTER
+	help
+	  SPI/I2C driver for Microchip MCP23S08/MCP23S17/MCP23008/MCP23017
+	  I/O expanders.
+	  This provides a GPIO interface supporting inputs and outputs.
+	  The I2C versions of the chips can be used as interrupt-controller.
+
 config PINCTRL_MESON
 	bool
 	depends on OF
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index a251f439626f..7a0c6a9c166e 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -18,6 +18,7 @@ obj-$(CONFIG_PINCTRL_DA850_PUPD) += pinctrl-da850-pupd.o
 obj-$(CONFIG_PINCTRL_DIGICOLOR)	+= pinctrl-digicolor.o
 obj-$(CONFIG_PINCTRL_FALCON)	+= pinctrl-falcon.o
 obj-$(CONFIG_PINCTRL_MAX77620)	+= pinctrl-max77620.o
+obj-$(CONFIG_PINCTRL_MCP23S08)	+= pinctrl-mcp23s08.o
 obj-$(CONFIG_PINCTRL_MESON)	+= meson/
 obj-$(CONFIG_PINCTRL_OXNAS)	+= pinctrl-oxnas.o
 obj-$(CONFIG_PINCTRL_PALMAS)	+= pinctrl-palmas.o
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/pinctrl/pinctrl-mcp23s08.c
similarity index 100%
rename from drivers/gpio/gpio-mcp23s08.c
rename to drivers/pinctrl/pinctrl-mcp23s08.c
-- 
2.11.0