diff options
Diffstat (limited to 'target/linux/mvebu/patches-4.0/203-dt_bindings_extend_mvebu_gpio_documentation_with_pwm.patch')
-rw-r--r-- | target/linux/mvebu/patches-4.0/203-dt_bindings_extend_mvebu_gpio_documentation_with_pwm.patch | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/target/linux/mvebu/patches-4.0/203-dt_bindings_extend_mvebu_gpio_documentation_with_pwm.patch b/target/linux/mvebu/patches-4.0/203-dt_bindings_extend_mvebu_gpio_documentation_with_pwm.patch deleted file mode 100644 index 48f9394..0000000 --- a/target/linux/mvebu/patches-4.0/203-dt_bindings_extend_mvebu_gpio_documentation_with_pwm.patch +++ /dev/null @@ -1,52 +0,0 @@ -Document the optional parameters needed for PWM operation of gpio -lines. - -Signed-off-by: Andrew Lunn <andrew@lunn.ch> ---- - .../devicetree/bindings/gpio/gpio-mvebu.txt | 31 ++++++++++++++++++++++ - 1 file changed, 31 insertions(+) - ---- a/Documentation/devicetree/bindings/gpio/gpio-mvebu.txt -+++ b/Documentation/devicetree/bindings/gpio/gpio-mvebu.txt -@@ -38,6 +38,23 @@ Required properties: - - #gpio-cells: Should be two. The first cell is the pin number. The - second cell is reserved for flags, unused at the moment. - -+Optional properties: -+ -+In order to use the gpio lines in PWM mode, some additional optional -+properties are required. Only Armada 370 and XP supports these -+properties. -+ -+- reg: an additional register set is needed, for the GPIO Blink -+ Counter on/off registers. -+ -+- reg-names: Must contain an entry "pwm" corresponding to the -+ additional register range needed for pwm operation. -+ -+- #pwm-cells: Should be two. The first cell is the pin number. The -+ second cell is reserved for flags, unused at the moment. -+ -+- clocks: Must be a phandle to the clock for the gpio controller. -+ - Example: - - gpio0: gpio@d0018100 { -@@ -51,3 +68,17 @@ Example: - #interrupt-cells = <2>; - interrupts = <16>, <17>, <18>, <19>; - }; -+ -+ gpio1: gpio@18140 { -+ compatible = "marvell,orion-gpio"; -+ reg = <0x18140 0x40>, <0x181c8 0x08>; -+ reg-names = "gpio", "pwm"; -+ ngpios = <17>; -+ gpio-controller; -+ #gpio-cells = <2>; -+ #pwm-cells = <2>; -+ interrupt-controller; -+ #interrupt-cells = <2>; -+ interrupts = <87>, <88>, <89>; -+ clocks = <&coreclk 0>; -+ }; |