From: Patrice Chotard patrice.chotard@st.com
commit 86ec2e1739aa1d6565888b4b2059fa47354e1a89 upstream
Relax qspi pins slew-rate to minimize peak currents.
Fixes: 844030057339 ("ARM: dts: stm32: add flash nor support on stm32mp157c eval board")
Link: https://lore.kernel.org/r/20191025130122.11407-1-alexandre.torgue@st.com Signed-off-by: Patrice Chotard patrice.chotard@st.com Signed-off-by: Alexandre Torgue alexandre.torgue@st.com Signed-off-by: Olof Johansson olof@lixom.net Cc: stable stable@vger.kernel.org # 4.19+ Signed-off-by: Mathieu Poirier mathieu.poirier@linaro.org --- arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi index c4851271e810..d9dce0c804e1 100644 --- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi @@ -290,13 +290,13 @@ <STM32_PINMUX('F', 6, AF9)>; /* QSPI_BK1_IO3 */ bias-disable; drive-push-pull; - slew-rate = <3>; + slew-rate = <1>; }; pins2 { pinmux = <STM32_PINMUX('B', 6, AF10)>; /* QSPI_BK1_NCS */ bias-pull-up; drive-push-pull; - slew-rate = <3>; + slew-rate = <1>; }; };
@@ -308,13 +308,13 @@ <STM32_PINMUX('G', 7, AF11)>; /* QSPI_BK2_IO3 */ bias-disable; drive-push-pull; - slew-rate = <3>; + slew-rate = <1>; }; pins2 { pinmux = <STM32_PINMUX('C', 0, AF10)>; /* QSPI_BK2_NCS */ bias-pull-up; drive-push-pull; - slew-rate = <3>; + slew-rate = <1>; }; };