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dts: arm: Add clocks u(s)art on stm32 family

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Add "clocks" property on u(s)arts nodes on stm32 socs
Add a dt clocks binding file and rework clock_control
header file include new device tree binding file.
include/dt-bindings folder is introduced as dt-bindings
placeholder

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
This commit is contained in:
Erwan Gouriou 2017-07-25 16:04:15 +02:00 • committed by Kumar Gala
commit f8240018d0
15 changed files with 70 additions and 10 deletions
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4
dts/arm/st/stm32f103Xb.dtsi
View file

@ -9,6 +9,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <st/mem.h> #include <st/mem.h>
#include <dt-bindings/clock/stm32_clock.h>
/ { / {
cpus { cpus {
@ -44,6 +45,7 @@
usart1: serial@40013800 { usart1: serial@40013800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40013800 0x400>; reg = <0x40013800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
interrupts = <37 0>; interrupts = <37 0>;
status = "disabled"; status = "disabled";
label = "UART_1"; label = "UART_1";
@ -52,6 +54,7 @@
usart2: serial@40004400 { usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>; reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
interrupts = <38 0>; interrupts = <38 0>;
status = "disabled"; status = "disabled";
label = "UART_2"; label = "UART_2";
@ -60,6 +63,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";

4
dts/arm/st/stm32f103Xe.dtsi
View file

@ -9,6 +9,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <st/mem.h> #include <st/mem.h>
#include <dt-bindings/clock/stm32_clock.h>
/ { / {
cpus { cpus {
@ -44,6 +45,7 @@
usart1: serial@40013800 { usart1: serial@40013800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40013800 0x400>; reg = <0x40013800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
interrupts = <37 0>; interrupts = <37 0>;
status = "disabled"; status = "disabled";
label = "UART_1"; label = "UART_1";
@ -52,6 +54,7 @@
usart2: serial@40004400 { usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>; reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
interrupts = <38 0>; interrupts = <38 0>;
status = "disabled"; status = "disabled";
label = "UART_2"; label = "UART_2";
@ -60,6 +63,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";

4
dts/arm/st/stm32f107.dtsi
View file

@ -6,6 +6,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <st/mem.h> #include <st/mem.h>
#include <dt-bindings/clock/stm32_clock.h>
/ { / {
cpus { cpus {
@ -41,6 +42,7 @@
usart1: serial@40013800 { usart1: serial@40013800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40013800 0x400>; reg = <0x40013800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
interrupts = <37 0>; interrupts = <37 0>;
status = "disabled"; status = "disabled";
label = "UART_1"; label = "UART_1";
@ -49,6 +51,7 @@
usart2: serial@40004400 { usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>; reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
interrupts = <38 0>; interrupts = <38 0>;
status = "disabled"; status = "disabled";
label = "UART_2"; label = "UART_2";
@ -57,6 +60,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";

4
dts/arm/st/stm32f303.dtsi
View file

@ -6,6 +6,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <st/mem.h> #include <st/mem.h>
#include <dt-bindings/clock/stm32_clock.h>
/ { / {
cpus { cpus {
@ -41,6 +42,7 @@
usart1: serial@40013800 { usart1: serial@40013800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40013800 0x400>; reg = <0x40013800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
interrupts = <37 0>; interrupts = <37 0>;
status = "disabled"; status = "disabled";
label = "UART_1"; label = "UART_1";
@ -49,6 +51,7 @@
usart2: serial@40004400 { usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>; reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
interrupts = <38 0>; interrupts = <38 0>;
status = "disabled"; status = "disabled";
label = "UART_2"; label = "UART_2";
@ -57,6 +60,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";

4
dts/arm/st/stm32f334.dtsi
View file

@ -6,6 +6,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <st/mem.h> #include <st/mem.h>
#include <dt-bindings/clock/stm32_clock.h>
/ { / {
cpus { cpus {
@ -41,6 +42,7 @@
usart1: serial@40013800 { usart1: serial@40013800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40013800 0x400>; reg = <0x40013800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
interrupts = <37 0>; interrupts = <37 0>;
status = "disabled"; status = "disabled";
label = "UART_1"; label = "UART_1";
@ -49,6 +51,7 @@
usart2: serial@40004400 { usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>; reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
interrupts = <38 0>; interrupts = <38 0>;
status = "disabled"; status = "disabled";
label = "UART_2"; label = "UART_2";
@ -57,6 +60,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";

4
dts/arm/st/stm32f373.dtsi
View file

@ -6,6 +6,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <st/mem.h> #include <st/mem.h>
#include <dt-bindings/clock/stm32_clock.h>
/ { / {
cpus { cpus {
@ -41,6 +42,7 @@
usart1: serial@40013800 { usart1: serial@40013800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40013800 0x400>; reg = <0x40013800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
interrupts = <37 0>; interrupts = <37 0>;
status = "disabled"; status = "disabled";
label = "UART_1"; label = "UART_1";
@ -49,6 +51,7 @@
usart2: serial@40004400 { usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>; reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
interrupts = <38 0>; interrupts = <38 0>;
status = "disabled"; status = "disabled";
label = "UART_2"; label = "UART_2";
@ -57,6 +60,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";

4
dts/arm/st/stm32f4.dtsi
View file

@ -6,6 +6,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <st/mem.h> #include <st/mem.h>
#include <dt-bindings/clock/stm32_clock.h>
/ { / {
cpus { cpus {
@ -41,6 +42,7 @@
usart1: serial@40011000 { usart1: serial@40011000 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40011000 0x400>; reg = <0x40011000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
interrupts = <37 0>; interrupts = <37 0>;
status = "disabled"; status = "disabled";
label = "UART_1"; label = "UART_1";
@ -49,6 +51,7 @@
usart2: serial@40004400 { usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>; reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
interrupts = <38 0>; interrupts = <38 0>;
status = "disabled"; status = "disabled";
label = "UART_2"; label = "UART_2";
@ -57,6 +60,7 @@
usart6: serial@40011400 { usart6: serial@40011400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40011400 0x400>; reg = <0x40011400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000020>;
interrupts = <71 0>; interrupts = <71 0>;
status = "disabled"; status = "disabled";
label = "UART_6"; label = "UART_6";

3
dts/arm/st/stm32f407.dtsi
View file

@ -11,6 +11,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";
@ -19,6 +20,7 @@
uart4: serial@40004c00 { uart4: serial@40004c00 {
compatible ="st,stm32-uart"; compatible ="st,stm32-uart";
reg = <0x40004c00 0x400>; reg = <0x40004c00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00080000>;
interrupts = <52 0>; interrupts = <52 0>;
status = "disabled"; status = "disabled";
label = "UART_4"; label = "UART_4";
@ -27,6 +29,7 @@
uart5: serial@40005000 { uart5: serial@40005000 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40005000 0x400>; reg = <0x40005000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00100000>;
interrupts = <53 0>; interrupts = <53 0>;
status = "disabled"; status = "disabled";
label = "UART_5"; label = "UART_5";

1
dts/arm/st/stm32f412.dtsi
View file

@ -11,6 +11,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";

7
dts/arm/st/stm32f413.dtsi
View file

@ -11,6 +11,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";
@ -19,6 +20,7 @@
uart4: serial@40004c00 { uart4: serial@40004c00 {
compatible ="st,stm32-uart"; compatible ="st,stm32-uart";
reg = <0x40004c00 0x400>; reg = <0x40004c00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00080000>;
interrupts = <52 0>; interrupts = <52 0>;
status = "disabled"; status = "disabled";
label = "UART_4"; label = "UART_4";
@ -27,6 +29,7 @@
uart5: serial@40005000 { uart5: serial@40005000 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40005000 0x400>; reg = <0x40005000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00100000>;
interrupts = <53 0>; interrupts = <53 0>;
status = "disabled"; status = "disabled";
label = "UART_5"; label = "UART_5";
@ -35,6 +38,7 @@
uart7: serial@40007800 { uart7: serial@40007800 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40007800 0x400>; reg = <0x40007800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x40000000>;
interrupts = <82 0>; interrupts = <82 0>;
status = "disabled"; status = "disabled";
label = "UART_7"; label = "UART_7";
@ -43,6 +47,7 @@
uart8: serial@40007c00 { uart8: serial@40007c00 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40007c00 0x400>; reg = <0x40007c00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x80000000>;
interrupts = <83 0>; interrupts = <83 0>;
status = "disabled"; status = "disabled";
label = "UART_8"; label = "UART_8";
@ -51,6 +56,7 @@
uart9: serial@40011800 { uart9: serial@40011800 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40011800 0x400>; reg = <0x40011800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000040>;
interrupts = <88 0>; interrupts = <88 0>;
status = "disabled"; status = "disabled";
label = "UART_9"; label = "UART_9";
@ -59,6 +65,7 @@
uart10: serial@40011c00 { uart10: serial@40011c00 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40011c00 0x400>; reg = <0x40011c00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000080>;
interrupts = <89 0>; interrupts = <89 0>;
status = "disabled"; status = "disabled";
label = "UART_10"; label = "UART_10";

2
dts/arm/st/stm32f469.dtsi
View file

@ -11,6 +11,7 @@
uart7: serial@40007800 { uart7: serial@40007800 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40007800 0x400>; reg = <0x40007800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x40000000>;
interrupts = <82 0>; interrupts = <82 0>;
status = "disabled"; status = "disabled";
label = "UART_7"; label = "UART_7";
@ -19,6 +20,7 @@
uart8: serial@40007c00 { uart8: serial@40007c00 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40007c00 0x400>; reg = <0x40007c00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x80000000>;
interrupts = <83 0>; interrupts = <83 0>;
status = "disabled"; status = "disabled";
label = "UART_8"; label = "UART_8";

5
dts/arm/st/stm32l432.dtsi
View file

@ -6,6 +6,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <st/mem.h> #include <st/mem.h>
#include <dt-bindings/clock/stm32_clock.h>
/ { / {
cpus { cpus {
@ -41,6 +42,7 @@
usart1: serial@40013800 { usart1: serial@40013800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40013800 0x400>; reg = <0x40013800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
interrupts = <37 0>; interrupts = <37 0>;
status = "disabled"; status = "disabled";
label = "UART_1"; label = "UART_1";
@ -49,6 +51,7 @@
usart2: serial@40004400 { usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>; reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
interrupts = <38 0>; interrupts = <38 0>;
status = "disabled"; status = "disabled";
label = "UART_2"; label = "UART_2";
@ -57,6 +60,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";
@ -65,6 +69,7 @@
uart4: serial@40004c00 { uart4: serial@40004c00 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40004c00 0x400>; reg = <0x40004c00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00080000>;
interrupts = <52 0>; interrupts = <52 0>;
status = "disabled"; status = "disabled";
label = "UART_4"; label = "UART_4";

6
dts/arm/st/stm32l475.dtsi
View file

@ -6,6 +6,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <st/mem.h> #include <st/mem.h>
#include <dt-bindings/clock/stm32_clock.h>
/ { / {
cpus { cpus {
@ -41,6 +42,7 @@
usart1: serial@40013800 { usart1: serial@40013800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40013800 0x400>; reg = <0x40013800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
interrupts = <37 0>; interrupts = <37 0>;
status = "disabled"; status = "disabled";
label = "UART_1"; label = "UART_1";
@ -49,6 +51,7 @@
usart2: serial@40004400 { usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>; reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
interrupts = <38 0>; interrupts = <38 0>;
status = "disabled"; status = "disabled";
label = "UART_2"; label = "UART_2";
@ -57,6 +60,7 @@
usart3: serial@40004800 { usart3: serial@40004800 {
compatible = "st,stm32-usart", "st,stm32-uart"; compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004800 0x400>; reg = <0x40004800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
interrupts = <39 0>; interrupts = <39 0>;
status = "disabled"; status = "disabled";
label = "UART_3"; label = "UART_3";
@ -65,6 +69,7 @@
uart4: serial@40004c00 { uart4: serial@40004c00 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40004c00 0x400>; reg = <0x40004c00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00080000>;
interrupts = <52 0>; interrupts = <52 0>;
status = "disabled"; status = "disabled";
label = "UART_4"; label = "UART_4";
@ -73,6 +78,7 @@
uart5: serial@40005000 { uart5: serial@40005000 {
compatible = "st,stm32-uart"; compatible = "st,stm32-uart";
reg = <0x40005000 0x400>; reg = <0x40005000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00100000>;
interrupts = <53 0>; interrupts = <53 0>;
status = "disabled"; status = "disabled";
label = "UART_5"; label = "UART_5";

11
include/drivers/clock_control/stm32_clock_control.h
View file

@ -10,20 +10,11 @@
#define _STM32_CLOCK_CONTROL_H_ #define _STM32_CLOCK_CONTROL_H_
#include <clock_control.h> #include <clock_control.h>
#include <dt-bindings/clock/stm32_clock.h>
/* common clock control device name for all STM32 chips */ /* common clock control device name for all STM32 chips */
#define STM32_CLOCK_CONTROL_NAME "stm32-cc" #define STM32_CLOCK_CONTROL_NAME "stm32-cc"
/* Bus */
enum {
STM32_CLOCK_BUS_AHB1,
STM32_CLOCK_BUS_AHB2,
STM32_CLOCK_BUS_APB1,
#ifdef CONFIG_SOC_SERIES_STM32L4X
STM32_CLOCK_BUS_APB1_2,
#endif
STM32_CLOCK_BUS_APB2,
};
struct stm32_pclken { struct stm32_pclken {
u32_t bus; u32_t bus;

17
include/dt-bindings/clock/stm32_clock.h Normal file
View file

@ -0,0 +1,17 @@
/*
* Copyright (c) 2017 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef __STM32_CLOCK_H
#define __STM32_CLOCK_H
/* clock bus references */
#define STM32_CLOCK_BUS_AHB1 0
#define STM32_CLOCK_BUS_AHB2 1
#define STM32_CLOCK_BUS_APB1 2
#define STM32_CLOCK_BUS_APB2 3
#define STM32_CLOCK_BUS_APB1_2 4
#endif /* __STM32_CLOCK_H */