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drivers: gpio: Add STM32L1X GPIO support

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Add GPIO driver support for STM32L1X SoC series.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
This commit is contained in:
Manivannan Sadhasivam 2019-02-01 11:30:21 +05:30 • committed by Kumar Gala
commit 1eb6177e9b
6 changed files with 137 additions and 0 deletions
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55
dts/arm/st/l1/stm32l1.dtsi
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@ -7,6 +7,7 @@
#include <st/l1/stm32l1-pinctrl.dtsi>
#include <arm/armv7-m.dtsi>
#include <dt-bindings/clock/stm32_clock.h>
#include <dt-bindings/gpio/gpio.h>
/ {
cpus {
@ -58,6 +59,60 @@
#address-cells = <1>;
#size-cells = <1>;
reg = <0x40020000 0x2000>;
gpioa: gpio@40020000 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x40020000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x00000001>;
label = "GPIOA";
};
gpiob: gpio@40020400 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x40020400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x00000002>;
label = "GPIOB";
};
gpioc: gpio@40020800 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x40020800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x00000004>;
label = "GPIOC";
};
gpiod: gpio@40020c00 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x40020c00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x00000008>;
label = "GPIOD";
};
gpioe: gpio@40021000 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x40021000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x00000010>;
label = "GPIOE";
};
gpioh: gpio@40021400 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x40021400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x00000020>;
label = "GPIOH";
};
};
rcc: rcc@40023800 {