From: Antonio Borneo <antonio.bor...@st.com>
LTDC modifies the clock frequency to adapt it to the display. Such
frequency change is not detected by the FDCAN driver that instead
cache the value at probe and pretend to use it later.
Keep the LTDC alone on PLL4_Q by moving the FDCAN to PLL4_R.
Signed-off-by: Antonio Borneo <antonio.bor...@st.com>
Signed-off-by: Patrick Delaunay <patrick.delau...@st.com>
---
arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi | 2 +-
arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi | 2 +-
arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi | 2 +-
arch/arm/dts/stm32mp15xx-dhcom-u-boot.dtsi | 2 +-
4 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
b/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
index 1104a70a65..d8a4617d90 100644
--- a/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
@@ -91,7 +91,7 @@
CLK_UART6_HSI
CLK_UART78_HSI
CLK_SPDIF_PLL4P
- CLK_FDCAN_PLL4Q
+ CLK_FDCAN_PLL4R
CLK_SAI1_PLL3Q
CLK_SAI2_PLL3Q
CLK_SAI3_PLL3Q
diff --git a/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
b/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
index 4045a6e731..a7a125c087 100644
--- a/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
@@ -110,7 +110,7 @@
CLK_UART6_HSI
CLK_UART78_HSI
CLK_SPDIF_PLL4P
- CLK_FDCAN_PLL4Q
+ CLK_FDCAN_PLL4R
CLK_SAI1_PLL3Q
CLK_SAI2_PLL3Q
CLK_SAI3_PLL3Q
diff --git a/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
b/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
index b2ac49472a..32d95b84e7 100644
--- a/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
@@ -107,7 +107,7 @@
CLK_UART6_HSI
CLK_UART78_HSI
CLK_SPDIF_PLL4P
- CLK_FDCAN_PLL4Q
+ CLK_FDCAN_PLL4R
CLK_SAI1_PLL3Q
CLK_SAI2_PLL3Q
CLK_SAI3_PLL3Q
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-u-boot.dtsi
b/arch/arm/dts/stm32mp15xx-dhcom-u-boot.dtsi
index 320912edd8..21aa4bfb86 100644
--- a/arch/arm/dts/stm32mp15xx-dhcom-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp15xx-dhcom-u-boot.dtsi
@@ -142,7 +142,7 @@
CLK_UART6_HSI
CLK_UART78_HSI
CLK_SPDIF_PLL4P
- CLK_FDCAN_PLL4Q
+ CLK_FDCAN_PLL4R
CLK_SAI1_PLL3Q
CLK_SAI2_PLL3Q
CLK_SAI3_PLL3Q
--
2.17.1
