[PATCH v2 3/3] ARM: dts: stm32: Fix DT dtc warnings for stm32f4

From: patrice.chotard
Date: Tue Aug 07 2018 - 08:55:47 EST


From: Patrice Chotard <patrice.chotard@xxxxxx>

Fix the following DT dtc warnings for stm32f429 and
stm32f469 boards:

Warning (node_name_chars_strict): /soc/pin-controller/usbotg_fs@0: Character '_' not recommended in node name
Warning (node_name_chars_strict): /soc/pin-controller/usbotg_fs@1: Character '_' not recommended in node name
Warning (node_name_chars_strict): /soc/pin-controller/usbotg_hs@0: Character '_' not recommended in node name
Warning (node_name_chars_strict): /soc/pin-controller/sdio_pins@0: Character '_' not recommended in node name
Warning (node_name_chars_strict): /soc/pin-controller/sdio_pins_od@0: Character '_' not recommended in node name
Warning (node_name_chars_strict): /gpio_keys: Character '_' not recommended in node name
Warning (unit_address_vs_reg): /memory: node has a reg or ranges property, but no unit name
Warning (unit_address_vs_reg): /soc/pin-controller: node has a reg or ranges property, but no unit name
Warning (unit_address_vs_reg): /soc/pin-controller/usart1@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/usart3@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/usbotg_fs@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/usbotg_fs@1: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/usbotg_hs@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/mii@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/adc@200: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/pwm@1: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/pwm@3: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/i2c1@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/ltdc@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/dcmi@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/sdio_pins@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /soc/pin-controller/sdio_pins_od@0: node has a unit name, but no reg property
Warning (unit_address_vs_reg): /gpio_keys/button@0: node has a unit name, but no reg property
Warning (avoid_unnecessary_addr_size): /gpio_keys: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property

Signed-off-by: Patrice Chotard <patrice.chotard@xxxxxx>
---
Change since v1:
- update nodes name as following: <node_name>@0 to <node_name>-0


arch/arm/boot/dts/stm32429i-eval.dts | 11 +++--
arch/arm/boot/dts/stm32f4-pinctrl.dtsi | 30 ++++++-------
arch/arm/boot/dts/stm32f429-disco.dts | 7 ++-
arch/arm/boot/dts/stm32f429-pinctrl.dtsi | 74 +++++++++++++++----------------
arch/arm/boot/dts/stm32f429.dtsi | 8 ++--
arch/arm/boot/dts/stm32f469-disco.dts | 11 +++--
arch/arm/boot/dts/stm32f469-pinctrl.dtsi | 76 +++++++++++++++-----------------
7 files changed, 102 insertions(+), 115 deletions(-)

diff --git a/arch/arm/boot/dts/stm32429i-eval.dts b/arch/arm/boot/dts/stm32429i-eval.dts
index 7eb786a2d624..116232b589e4 100644
--- a/arch/arm/boot/dts/stm32429i-eval.dts
+++ b/arch/arm/boot/dts/stm32429i-eval.dts
@@ -60,7 +60,7 @@
stdout-path = "serial0:115200n8";
};

- memory {
+ memory@0 {
reg = <0x00000000 0x2000000>;
};

@@ -111,17 +111,16 @@
};
};

- gpio_keys {
+ gpio-keys {
compatible = "gpio-keys";
- #address-cells = <1>;
#size-cells = <0>;
autorepeat;
- button@0 {
+ button-0 {
label = "Wake up";
linux,code = <KEY_WAKEUP>;
gpios = <&gpioa 0 0>;
};
- button@1 {
+ button-1 {
label = "Tamper";
linux,code = <KEY_RESTART>;
gpios = <&gpioc 13 0>;
@@ -145,7 +144,7 @@
};
};

- mmc_vcard: mmc_vcard {
+ mmc_vcard: mmc-vcard {
compatible = "regulator-fixed";
regulator-name = "mmc_vcard";
regulator-min-microvolt = <3300000>;
diff --git a/arch/arm/boot/dts/stm32f4-pinctrl.dtsi b/arch/arm/boot/dts/stm32f4-pinctrl.dtsi
index 35202896c093..244c7ab8c76d 100644
--- a/arch/arm/boot/dts/stm32f4-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32f4-pinctrl.dtsi
@@ -45,7 +45,7 @@

/ {
soc {
- pinctrl: pin-controller {
+ pinctrl: pin-controller@40020000 {
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x40020000 0x3000>;
@@ -163,7 +163,7 @@
st,bank-name = "GPIOK";
};

- usart1_pins_a: usart1@0 {
+ usart1_pins_a: usart1-0 {
pins1 {
pinmux = <STM32_PINMUX('A', 9, AF7)>; /* USART1_TX */
bias-disable;
@@ -176,7 +176,7 @@
};
};

- usart3_pins_a: usart3@0 {
+ usart3_pins_a: usart3-0 {
pins1 {
pinmux = <STM32_PINMUX('B', 10, AF7)>; /* USART3_TX */
bias-disable;
@@ -189,7 +189,7 @@
};
};

- usbotg_fs_pins_a: usbotg_fs@0 {
+ usbotg_fs_pins_a: usbotg-fs-0 {
pins {
pinmux = <STM32_PINMUX('A', 10, AF10)>, /* OTG_FS_ID */
<STM32_PINMUX('A', 11, AF10)>, /* OTG_FS_DM */
@@ -200,7 +200,7 @@
};
};

- usbotg_fs_pins_b: usbotg_fs@1 {
+ usbotg_fs_pins_b: usbotg-fs-1 {
pins {
pinmux = <STM32_PINMUX('B', 12, AF12)>, /* OTG_HS_ID */
<STM32_PINMUX('B', 14, AF12)>, /* OTG_HS_DM */
@@ -211,7 +211,7 @@
};
};

- usbotg_hs_pins_a: usbotg_hs@0 {
+ usbotg_hs_pins_a: usbotg-hs-0 {
pins {
pinmux = <STM32_PINMUX('H', 4, AF10)>, /* OTG_HS_ULPI_NXT*/
<STM32_PINMUX('I', 11, AF10)>, /* OTG_HS_ULPI_DIR */
@@ -231,7 +231,7 @@
};
};

- ethernet_mii: mii@0 {
+ ethernet_mii: mii-0 {
pins {
pinmux = <STM32_PINMUX('G', 13, AF11)>, /* ETH_MII_TXD0_ETH_RMII_TXD0 */
<STM32_PINMUX('G', 14, AF11)>, /* ETH_MII_TXD1_ETH_RMII_TXD1 */
@@ -251,13 +251,13 @@
};
};

- adc3_in8_pin: adc@200 {
+ adc3_in8_pin: adc-0 {
pins {
pinmux = <STM32_PINMUX('F', 10, ANALOG)>;
};
};

- pwm1_pins: pwm@1 {
+ pwm1_pins: pwm-1 {
pins {
pinmux = <STM32_PINMUX('A', 8, AF1)>, /* TIM1_CH1 */
<STM32_PINMUX('B', 13, AF1)>, /* TIM1_CH1N */
@@ -265,14 +265,14 @@
};
};

- pwm3_pins: pwm@3 {
+ pwm3_pins: pwm-3 {
pins {
pinmux = <STM32_PINMUX('B', 4, AF2)>, /* TIM3_CH1 */
<STM32_PINMUX('B', 5, AF2)>; /* TIM3_CH2 */
};
};

- i2c1_pins: i2c1@0 {
+ i2c1_pins: i2c1-0 {
pins {
pinmux = <STM32_PINMUX('B', 9, AF4)>, /* I2C1_SDA */
<STM32_PINMUX('B', 6, AF4)>; /* I2C1_SCL */
@@ -282,7 +282,7 @@
};
};

- ltdc_pins: ltdc@0 {
+ ltdc_pins: ltdc-0 {
pins {
pinmux = <STM32_PINMUX('I', 12, AF14)>, /* LCD_HSYNC */
<STM32_PINMUX('I', 13, AF14)>, /* LCD_VSYNC */
@@ -316,7 +316,7 @@
};
};

- dcmi_pins: dcmi@0 {
+ dcmi_pins: dcmi-0 {
pins {
pinmux = <STM32_PINMUX('A', 4, AF13)>, /* DCMI_HSYNC */
<STM32_PINMUX('B', 7, AF13)>, /* DCMI_VSYNC */
@@ -339,7 +339,7 @@
};
};

- sdio_pins: sdio_pins@0 {
+ sdio_pins: sdio-pins-0 {
pins {
pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDIO_D0 */
<STM32_PINMUX('C', 9, AF12)>, /* SDIO_D1 */
@@ -352,7 +352,7 @@
};
};

- sdio_pins_od: sdio_pins_od@0 {
+ sdio_pins_od: sdio-pins-od-0 {
pins1 {
pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDIO_D0 */
<STM32_PINMUX('C', 9, AF12)>, /* SDIO_D1 */
diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts
index 5ceb2cf3777f..e504993d945d 100644
--- a/arch/arm/boot/dts/stm32f429-disco.dts
+++ b/arch/arm/boot/dts/stm32f429-disco.dts
@@ -59,7 +59,7 @@
stdout-path = "serial0:115200n8";
};

- memory {
+ memory@90000000 {
reg = <0x90000000 0x800000>;
};

@@ -78,12 +78,11 @@
};
};

- gpio_keys {
+ gpio-keys {
compatible = "gpio-keys";
- #address-cells = <1>;
#size-cells = <0>;
autorepeat;
- button@0 {
+ button-0 {
label = "User";
linux,code = <KEY_HOME>;
gpios = <&gpioa 0 0>;
diff --git a/arch/arm/boot/dts/stm32f429-pinctrl.dtsi b/arch/arm/boot/dts/stm32f429-pinctrl.dtsi
index 3e7a17d9112e..426e4ab64e1b 100644
--- a/arch/arm/boot/dts/stm32f429-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32f429-pinctrl.dtsi
@@ -42,54 +42,50 @@

#include "stm32f4-pinctrl.dtsi"

-/ {
- soc {
- pinctrl: pin-controller {
- compatible = "st,stm32f429-pinctrl";
+&pinctrl {
+ compatible = "st,stm32f429-pinctrl";
+};

- gpioa: gpio@40020000 {
- gpio-ranges = <&pinctrl 0 0 16>;
- };
+&gpioa {
+ gpio-ranges = <&pinctrl 0 0 16>;
+};

- gpiob: gpio@40020400 {
- gpio-ranges = <&pinctrl 0 16 16>;
- };
+&gpiob {
+ gpio-ranges = <&pinctrl 0 16 16>;
+};

- gpioc: gpio@40020800 {
- gpio-ranges = <&pinctrl 0 32 16>;
- };
+&gpioc {
+ gpio-ranges = <&pinctrl 0 32 16>;
+};

- gpiod: gpio@40020c00 {
- gpio-ranges = <&pinctrl 0 48 16>;
- };
+&gpiod {
+ gpio-ranges = <&pinctrl 0 48 16>;
+};

- gpioe: gpio@40021000 {
- gpio-ranges = <&pinctrl 0 64 16>;
- };
+&gpioe {
+ gpio-ranges = <&pinctrl 0 64 16>;
+};

- gpiof: gpio@40021400 {
- gpio-ranges = <&pinctrl 0 80 16>;
- };
+&gpiof {
+ gpio-ranges = <&pinctrl 0 80 16>;
+};

- gpiog: gpio@40021800 {
- gpio-ranges = <&pinctrl 0 96 16>;
- };
+&gpiog {
+ gpio-ranges = <&pinctrl 0 96 16>;
+};

- gpioh: gpio@40021c00 {
- gpio-ranges = <&pinctrl 0 112 16>;
- };
+&gpioh {
+ gpio-ranges = <&pinctrl 0 112 16>;
+};

- gpioi: gpio@40022000 {
- gpio-ranges = <&pinctrl 0 128 16>;
- };
+&gpioi {
+ gpio-ranges = <&pinctrl 0 128 16>;
+};

- gpioj: gpio@40022400 {
- gpio-ranges = <&pinctrl 0 144 16>;
- };
+&gpioj {
+ gpio-ranges = <&pinctrl 0 144 16>;
+};

- gpiok: gpio@40022800 {
- gpio-ranges = <&pinctrl 0 160 8>;
- };
- };
- };
+&gpiok {
+ gpio-ranges = <&pinctrl 0 160 8>;
};
diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 64278e81bc08..d6f736024422 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -45,12 +45,14 @@
* OTHER DEALINGS IN THE SOFTWARE.
*/

-#include "skeleton.dtsi"
#include "armv7-m.dtsi"
#include <dt-bindings/clock/stm32fx-clock.h>
#include <dt-bindings/mfd/stm32f4-rcc.h>

/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
clocks {
clk_hse: clk-hse {
#clock-cells = <0>;
@@ -263,7 +265,6 @@
};

timers13: timers@40001c00 {
- #address-cells = <1>;
#size-cells = <0>;
compatible = "st,stm32-timers";
reg = <0x40001C00 0x400>;
@@ -278,7 +279,6 @@
};

timers14: timers@40002000 {
- #address-cells = <1>;
#size-cells = <0>;
compatible = "st,stm32-timers";
reg = <0x40002000 0x400>;
@@ -557,7 +557,6 @@
};

timers10: timers@40014400 {
- #address-cells = <1>;
#size-cells = <0>;
compatible = "st,stm32-timers";
reg = <0x40014400 0x400>;
@@ -572,7 +571,6 @@
};

timers11: timers@40014800 {
- #address-cells = <1>;
#size-cells = <0>;
compatible = "st,stm32-timers";
reg = <0x40014800 0x400>;
diff --git a/arch/arm/boot/dts/stm32f469-disco.dts b/arch/arm/boot/dts/stm32f469-disco.dts
index 3ee768cb86fc..3ef531678974 100644
--- a/arch/arm/boot/dts/stm32f469-disco.dts
+++ b/arch/arm/boot/dts/stm32f469-disco.dts
@@ -60,7 +60,7 @@
stdout-path = "serial0:115200n8";
};

- memory {
+ memory@0 {
reg = <0x00000000 0x1000000>;
};

@@ -68,7 +68,7 @@
serial0 = &usart3;
};

- mmc_vcard: mmc_vcard {
+ mmc_vcard: mmc-vcard {
compatible = "regulator-fixed";
regulator-name = "mmc_vcard";
regulator-min-microvolt = <3300000>;
@@ -96,12 +96,11 @@
};
};

- gpio_keys {
+ gpio-keys {
compatible = "gpio-keys";
- #address-cells = <1>;
#size-cells = <0>;
autorepeat;
- button@0 {
+ button-0 {
label = "User";
linux,code = <KEY_WAKEUP>;
gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>;
@@ -169,7 +168,7 @@
status = "okay";

port {
- ltdc_out_dsi: endpoint@0 {
+ ltdc_out_dsi: endpoint {
remote-endpoint = <&dsi_in>;
};
};
diff --git a/arch/arm/boot/dts/stm32f469-pinctrl.dtsi b/arch/arm/boot/dts/stm32f469-pinctrl.dtsi
index fff542662eea..2e7718a919a3 100644
--- a/arch/arm/boot/dts/stm32f469-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32f469-pinctrl.dtsi
@@ -42,55 +42,51 @@

#include "stm32f4-pinctrl.dtsi"

-/ {
- soc {
- pinctrl: pin-controller {
- compatible = "st,stm32f469-pinctrl";
+&pinctrl {
+ compatible = "st,stm32f469-pinctrl";
+};

- gpioa: gpio@40020000 {
- gpio-ranges = <&pinctrl 0 0 16>;
- };
+&gpioa {
+ gpio-ranges = <&pinctrl 0 0 16>;
+};

- gpiob: gpio@40020400 {
- gpio-ranges = <&pinctrl 0 16 16>;
- };
+&gpiob {
+ gpio-ranges = <&pinctrl 0 16 16>;
+};

- gpioc: gpio@40020800 {
- gpio-ranges = <&pinctrl 0 32 16>;
- };
+&gpioc {
+ gpio-ranges = <&pinctrl 0 32 16>;
+};

- gpiod: gpio@40020c00 {
- gpio-ranges = <&pinctrl 0 48 16>;
- };
+&gpiod {
+ gpio-ranges = <&pinctrl 0 48 16>;
+};

- gpioe: gpio@40021000 {
- gpio-ranges = <&pinctrl 0 64 16>;
- };
+&gpioe {
+ gpio-ranges = <&pinctrl 0 64 16>;
+};

- gpiof: gpio@40021400 {
- gpio-ranges = <&pinctrl 0 80 16>;
- };
+&gpiof {
+ gpio-ranges = <&pinctrl 0 80 16>;
+};

- gpiog: gpio@40021800 {
- gpio-ranges = <&pinctrl 0 96 16>;
- };
+&gpiog {
+ gpio-ranges = <&pinctrl 0 96 16>;
+};

- gpioh: gpio@40021c00 {
- gpio-ranges = <&pinctrl 0 112 16>;
- };
+&gpioh {
+ gpio-ranges = <&pinctrl 0 112 16>;
+};

- gpioi: gpio@40022000 {
- gpio-ranges = <&pinctrl 0 128 16>;
- };
+&gpioi {
+ gpio-ranges = <&pinctrl 0 128 16>;
+};

- gpioj: gpio@40022400 {
- gpio-ranges = <&pinctrl 0 144 6>,
- <&pinctrl 12 156 4>;
- };
+&gpioj {
+ gpio-ranges = <&pinctrl 0 144 6>,
+ <&pinctrl 12 156 4>;
+};

- gpiok: gpio@40022800 {
- gpio-ranges = <&pinctrl 3 163 5>;
- };
- };
- };
+&gpiok {
+ gpio-ranges = <&pinctrl 3 163 5>;
};
--
1.9.1