From mboxrd@z Thu Jan 1 00:00:00 1970 From: andrew@lunn.ch (Andrew Lunn) Date: Sat, 25 May 2013 18:54:09 +0200 Subject: [PATCH 00/21] ARM: kirkwood: improve pinmux configs in Device Tree In-Reply-To: <1369388699-25975-1-git-send-email-thomas.petazzoni@free-electrons.com> References: <1369388699-25975-1-git-send-email-thomas.petazzoni@free-electrons.com> Message-ID: <20130525165409.GZ26249@lunn.ch> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, May 24, 2013 at 11:44:37AM +0200, Thomas Petazzoni wrote: > Hello, > > This series of patches has the goal of adding support for the Init > button on OpenBlocks A6, but takes this opportunity to do a little bit > of cleanup in the pinmux configurations of the various Kirkwood Device > Trees. > > Until now, all pinmux configurations were "owned" by the pinctrl > driver, because back when they were introduced, the driver core was > not selecting the pinmux configuration, each driver had to do it > manually (and not all drivers were doing so). Now that the driver core > selects the default pinmux configuration when available, it makes > sense to associate the pinmux configuration to the particular device > it is related to. > > It allows pinctrl to show nice informations in debugfs, which > associates a particular pin with the particular device using it: > > # cat pinctrl/f1010000.pinctrl/pinmux-pins > Pinmux settings per pin > Format: pin (name): mux_owner gpio_owner hog? > pin 0 (PIN0): f4000000.nand (GPIO UNCLAIMED) function nand group mpp0 > pin 1 (PIN1): f4000000.nand (GPIO UNCLAIMED) function nand group mpp1 > pin 2 (PIN2): f4000000.nand (GPIO UNCLAIMED) function nand group mpp2 > pin 3 (PIN3): f4000000.nand (GPIO UNCLAIMED) function nand group mpp3 > pin 4 (PIN4): f4000000.nand (GPIO UNCLAIMED) function nand group mpp4 > pin 5 (PIN5): f4000000.nand (GPIO UNCLAIMED) function nand group mpp5 > pin 6 (PIN6): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 7 (PIN7): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 8 (PIN8): f1012100.serial (GPIO UNCLAIMED) function uart1 group mpp8 > pin 9 (PIN9): f1012100.serial (GPIO UNCLAIMED) function uart1 group mpp9 > pin 10 (PIN10): f1012000.serial (GPIO UNCLAIMED) function uart0 group mpp10 > pin 11 (PIN11): f1012000.serial (GPIO UNCLAIMED) function uart0 group mpp11 > pin 12 (PIN12): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 13 (PIN13): f1012100.serial (GPIO UNCLAIMED) function uart1 group mpp13 > pin 14 (PIN14): f1012100.serial (GPIO UNCLAIMED) function uart1 group mpp14 > pin 15 (PIN15): f1012000.serial (GPIO UNCLAIMED) function uart0 group mpp15 > pin 16 (PIN16): f1012000.serial (GPIO UNCLAIMED) function uart0 group mpp16 > pin 17 (PIN17): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 18 (PIN18): f4000000.nand (GPIO UNCLAIMED) function nand group mpp18 > pin 19 (PIN19): f4000000.nand (GPIO UNCLAIMED) function nand group mpp19 > pin 20 (PIN20): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp20 > pin 21 (PIN21): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp21 > pin 22 (PIN22): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp22 > pin 23 (PIN23): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp23 > pin 24 (PIN24): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp24 > pin 25 (PIN25): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp25 > pin 26 (PIN26): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp26 > pin 27 (PIN27): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp27 > pin 28 (PIN28): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp28 > pin 29 (PIN29): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp29 > pin 30 (PIN30): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp30 > pin 31 (PIN31): f1010000.pinctrl (GPIO UNCLAIMED) (HOG) function gpio group mpp31 > pin 32 (PIN32): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 33 (PIN33): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 34 (PIN34): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 35 (PIN35): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 36 (PIN36): f1011100.i2c (GPIO UNCLAIMED) function twsi1 group mpp36 > pin 37 (PIN37): f1011100.i2c (GPIO UNCLAIMED) function twsi1 group mpp37 > pin 38 (PIN38): gpio_keys.2 mvebu-gpio:38 function gpio group mpp38 > pin 39 (PIN39): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 40 (PIN40): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 41 (PIN41): gpio-leds.1 mvebu-gpio:41 function gpio group mpp41 > pin 42 (PIN42): gpio-leds.1 mvebu-gpio:42 function gpio group mpp42 > pin 43 (PIN43): gpio-leds.1 mvebu-gpio:43 function gpio group mpp43 > pin 44 (PIN44): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 45 (PIN45): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 46 (PIN46): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 47 (PIN47): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 48 (PIN48): (MUX UNCLAIMED) (GPIO UNCLAIMED) > pin 49 (PIN49): (MUX UNCLAIMED) (GPIO UNCLAIMED) > > Without this patch set, all pins appear to be owned by > "f1010000.pinctrl". > > Even though GPIO muxing is automatically done when a device driver > requests a GPIO, Andrew Lunn and I had agreed to make the pinmuxing > explicit, in order to have correct informations in debugfs. See our > discussion at > http://lists.infradead.org/pipermail/linux-arm-kernel/2013-March/158190.html. > > The last patch finally adds support for the init button of the > Plathome OpenBlocks A6 platform. > > Best regards, > > Thomas Hi Thomas, Jason You can add a Tested-By: Andrew Lunn to the topkick and ts219 patches, and a general Acked-by: Andrew Lunn to the rest. Andrew > > Thomas Petazzoni (21): > arm: kirkwood: cloudbox: affect pinmux configs to the right devices > arm: kirkwood: dlink dns: affect pinmux configs to the right devices > arm: kirkwood: dockstar: affect pinmux configs to the right devices > arm: kirkwood: dreamplug: affect pinmux configs to the right devices > arm: kirkwood: goflexnet: affect pinmux configs to the right devices > arm: kirkwood: guruplug: affect pinmux configs to the right devices > arm: kirkwood: ib62x0: affect pinmux configs to the right devices > arm: kirkwood: iconnect: give meaningful names to pinmux configs > arm: kirkwood: iconnect: affect pinmux configs to the right devices > arm: kirkwood: iomega ix2-200: affect pinmux configs to the right > devices > arm: kirkwood: ns2: affect pinmux configs to the right devices > arm: kirkwood: keymile: affect pinmux configs to the right devices > arm: kirkwood: buffalo linkstation: affect pinmux configs to the > right devices > arm: kirkwood: mplcec4: affect pinmux configs to the right devices > arm: kirkwood: readynas: affect pinmux configs to the right devices > arm: kirkwood: nsa310: affect pinmux configs to the right devices > arm: kirkwood: openblocks_a6: affect pinmux configs to the right > devices > arm: kirkwood: topkick: affect pinmux configs to the right devices > arm: kirkwood: ts219: affect pinmux configs to the right devices > arm: kirkwood: openblocks-a6: group pinmux configurations > arm: kirkwood: openblocks-a6: add support for Init button > > arch/arm/boot/dts/kirkwood-cloudbox.dts | 10 +- > arch/arm/boot/dts/kirkwood-dns320.dts | 7 ++ > arch/arm/boot/dts/kirkwood-dns325.dts | 5 + > arch/arm/boot/dts/kirkwood-dnskw.dtsi | 32 +++--- > arch/arm/boot/dts/kirkwood-dockstar.dts | 9 +- > arch/arm/boot/dts/kirkwood-dreamplug.dts | 11 +- > arch/arm/boot/dts/kirkwood-goflexnet.dts | 18 ++-- > .../arm/boot/dts/kirkwood-guruplug-server-plus.dts | 8 +- > arch/arm/boot/dts/kirkwood-ib62x0.dts | 17 +-- > arch/arm/boot/dts/kirkwood-iconnect.dts | 36 +++---- > arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts | 15 +-- > arch/arm/boot/dts/kirkwood-is2.dts | 2 + > arch/arm/boot/dts/kirkwood-km_kirkwood.dts | 6 +- > arch/arm/boot/dts/kirkwood-lsxl.dtsi | 22 ++-- > arch/arm/boot/dts/kirkwood-mplcec4.dts | 23 +++-- > .../boot/dts/kirkwood-netgear_readynas_duo_v2.dts | 22 ++-- > arch/arm/boot/dts/kirkwood-ns2-common.dtsi | 10 +- > arch/arm/boot/dts/kirkwood-ns2.dts | 2 + > arch/arm/boot/dts/kirkwood-ns2lite.dts | 2 + > arch/arm/boot/dts/kirkwood-ns2max.dts | 2 + > arch/arm/boot/dts/kirkwood-ns2mini.dts | 2 + > arch/arm/boot/dts/kirkwood-nsa310.dts | 29 +++--- > arch/arm/boot/dts/kirkwood-openblocks_a6.dts | 108 ++++++-------------- > arch/arm/boot/dts/kirkwood-topkick.dts | 51 ++++----- > arch/arm/boot/dts/kirkwood-ts219-6281.dts | 8 +- > arch/arm/boot/dts/kirkwood-ts219-6282.dts | 8 +- > arch/arm/boot/dts/kirkwood-ts219.dtsi | 10 ++ > 27 files changed, 235 insertions(+), 240 deletions(-) > > -- > 1.7.9.5 >