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author | Sascha Hauer <s.hauer@pengutronix.de> | 2015-07-08 14:44:21 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-07-08 14:44:21 +0200 |
commit | 87360e3dd42bb627a9f2611f961728c0789e1c21 (patch) | |
tree | afefc88c862d9feafb0cdb075badeb8d32d8efd2 /dts/Bindings/pinctrl/nxp,lpc1850-scu.txt | |
parent | 80936d6aaeea1b10ce4eb81c54eece2f55f8e209 (diff) | |
download | barebox-87360e3dd42bb627a9f2611f961728c0789e1c21.tar.gz barebox-87360e3dd42bb627a9f2611f961728c0789e1c21.tar.xz |
dts: update to v4.2-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/pinctrl/nxp,lpc1850-scu.txt')
-rw-r--r-- | dts/Bindings/pinctrl/nxp,lpc1850-scu.txt | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/dts/Bindings/pinctrl/nxp,lpc1850-scu.txt b/dts/Bindings/pinctrl/nxp,lpc1850-scu.txt new file mode 100644 index 0000000000..df0309c575 --- /dev/null +++ b/dts/Bindings/pinctrl/nxp,lpc1850-scu.txt @@ -0,0 +1,57 @@ +NXP LPC18xx/43xx SCU pin controller Device Tree Bindings +-------------------------------------------------------- + +Required properties: +- compatible : Should be "nxp,lpc1850-scu" +- reg : Address and length of the register set for the device +- clocks : Clock specifier (see clock bindings for details) + +The lpc1850-scu driver uses the generic pin multiplexing and generic pin +configuration documented in pinctrl-bindings.txt. + +The following generic nodes are supported: + - function + - pins + - bias-disable + - bias-pull-up + - bias-pull-down + - drive-strength + - input-enable + - input-disable + - input-schmitt-enable + - input-schmitt-disable + - slew-rate + +Not all pins support all properties so either refer to the NXP 1850/4350 +user manual or the pin table in the pinctrl-lpc18xx driver for supported +pin properties. + +Example: +pinctrl: pinctrl@40086000 { + compatible = "nxp,lpc1850-scu"; + reg = <0x40086000 0x1000>; + clocks = <&ccu1 CLK_CPU_SCU>; + + i2c0_pins: i2c0-pins { + i2c0_pins_cfg { + pins = "i2c0_scl", "i2c0_sda"; + function = "i2c0"; + input-enable; + }; + }; + + uart0_pins: uart0-pins { + uart0_rx_cfg { + pins = "pf_11"; + function = "uart0"; + bias-disable; + input-enable; + }; + + uart0_tx_cfg { + pins = "pf_10"; + function = "uart0"; + bias-disable; + }; + }; +}; |