[PATCH 0/2] STM32F4 Enable RTC & QSPI clocks

STALE3559d

5 messages, 2 authors, 2016-11-04 · open the first message on its own page

[PATCH 0/2] STM32F4 Enable RTC & QSPI clocks

From: <hidden>
Date: 2016-11-04 08:54:06

From: Gabriel Fernandez <redacted>

This patch-set enables RTC & QSPI clocks.

Gabriel Fernandez (2):
  ARM: dts: stm32f429: add LSI and LSE clocks
  ARM: dts: stm32f429: Add QSPI clock

 arch/arm/boot/dts/stm32f429.dtsi      | 18 ++++++++++++++++++
 arch/arm/boot/dts/stm32f469-disco.dts |  4 ++++
 2 files changed, 22 insertions(+)

-- 
1.9.1

[PATCH 2/2] ARM: dts: stm32f429: Add QSPI clock

From: <hidden>
Date: 2016-11-04 08:54:04

From: Gabriel Fernandez <redacted>

This patch adds the QSPI clock for stm32f469 discovery board.

Signed-off-by: Gabriel Fernandez <redacted>
---
 arch/arm/boot/dts/stm32f469-disco.dts | 4 ++++
 1 file changed, 4 insertions(+)
diff --git a/arch/arm/boot/dts/stm32f469-disco.dts b/arch/arm/boot/dts/stm32f469-disco.dts
index e911af8..c43a484 100644
--- a/arch/arm/boot/dts/stm32f469-disco.dts
+++ b/arch/arm/boot/dts/stm32f469-disco.dts
@@ -66,6 +66,10 @@
 	};
 };
 
+&rcc {
+	compatible = "st,stm32f469-rcc", "st,stm32f42xx-rcc", "st,stm32-rcc";
+};
+
 &clk_hse {
 	clock-frequency = <8000000>;
 };
-- 
1.9.1

[PATCH 1/2] ARM: dts: stm32f429: add LSI and LSE clocks

From: <hidden>
Date: 2016-11-04 08:54:07

From: Gabriel Fernandez <redacted>

This patch adds lsi / lse oscillators. These clocks can be use by
RTC clocks.
The clock drivers needs to disable the power domain write protection using
syscon / regmap to enable these clocks.

Signed-off-by: Gabriel Fernandez <redacted>
---
 arch/arm/boot/dts/stm32f429.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 336ee4f..2700449 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -56,6 +56,18 @@
 			compatible = "fixed-clock";
 			clock-frequency = <0>;
 		};
+
+		clk-lse {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <32768>;
+		};
+
+		clk-lsi {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <32000>;
+		};
 	};
 
 	soc {
@@ -185,6 +197,11 @@
 			interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>;
 		};
 
+		pwrcfg: power-config at 40007000 {
+			compatible = "syscon";
+			reg = <0x40007000 0x400>;
+		};
+
 		pin-controller {
 			#address-cells = <1>;
 			#size-cells = <1>;
@@ -340,6 +357,7 @@
 			compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
 			reg = <0x40023800 0x400>;
 			clocks = <&clk_hse>;
+			st,syscfg = <&pwrcfg>;
 		};
 
 		dma1: dma-controller at 40026000 {
-- 
1.9.1

Re: [PATCH 1/2] ARM: dts: stm32f429: add LSI and LSE clocks

From: Alexandre Torgue <hidden>
Date: 2016-11-04 10:16:41

Gabriel,

On 11/04/2016 09:52 AM, gabriel.fernandez at st.com wrote:
From: Gabriel Fernandez <redacted>

This patch adds lsi / lse oscillators. These clocks can be use by
RTC clocks.
The clock drivers needs to disable the power domain write protection using
syscon / regmap to enable these clocks.
Is it the same than you sent in last series ? If yes I will take it 
directly as review has already been done.

regards
Alex
quoted hunk
Signed-off-by: Gabriel Fernandez <redacted>
---
 arch/arm/boot/dts/stm32f429.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 336ee4f..2700449 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -56,6 +56,18 @@
 			compatible = "fixed-clock";
 			clock-frequency = <0>;
 		};
+
+		clk-lse {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <32768>;
+		};
+
+		clk-lsi {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <32000>;
+		};
 	};

 	soc {
@@ -185,6 +197,11 @@
 			interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>;
 		};

+		pwrcfg: power-config at 40007000 {
+			compatible = "syscon";
+			reg = <0x40007000 0x400>;
+		};
+
 		pin-controller {
 			#address-cells = <1>;
 			#size-cells = <1>;
@@ -340,6 +357,7 @@
 			compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
 			reg = <0x40023800 0x400>;
 			clocks = <&clk_hse>;
+			st,syscfg = <&pwrcfg>;
 		};

 		dma1: dma-controller at 40026000 {

Re: [PATCH 1/2] ARM: dts: stm32f429: add LSI and LSE clocks

From: Gabriel Fernandez <hidden>
Date: 2016-11-04 10:18:05

Hi Alexandre,


On 11/04/2016 11:15 AM, Alexandre Torgue wrote:
Gabriel,

On 11/04/2016 09:52 AM, gabriel.fernandez at st.com wrote:
quoted
From: Gabriel Fernandez <redacted>

This patch adds lsi / lse oscillators. These clocks can be use by
RTC clocks.
The clock drivers needs to disable the power domain write protection 
using
syscon / regmap to enable these clocks.
Is it the same than you sent in last series ? If yes I will take it 
directly as review has already been done.
Yes

BR

Gabriel.
regards
Alex
quoted
Signed-off-by: Gabriel Fernandez <redacted>
---
 arch/arm/boot/dts/stm32f429.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/stm32f429.dtsi 
b/arch/arm/boot/dts/stm32f429.dtsi
index 336ee4f..2700449 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -56,6 +56,18 @@
             compatible = "fixed-clock";
             clock-frequency = <0>;
         };
+
+        clk-lse {
+            #clock-cells = <0>;
+            compatible = "fixed-clock";
+            clock-frequency = <32768>;
+        };
+
+        clk-lsi {
+            #clock-cells = <0>;
+            compatible = "fixed-clock";
+            clock-frequency = <32000>;
+        };
     };

     soc {
@@ -185,6 +197,11 @@
             interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, 
<23>, <40>, <41>, <42>, <62>, <76>;
         };

+        pwrcfg: power-config at 40007000 {
+            compatible = "syscon";
+            reg = <0x40007000 0x400>;
+        };
+
         pin-controller {
             #address-cells = <1>;
             #size-cells = <1>;
@@ -340,6 +357,7 @@
             compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
             reg = <0x40023800 0x400>;
             clocks = <&clk_hse>;
+            st,syscfg = <&pwrcfg>;
         };

         dma1: dma-controller at 40026000 {
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