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authorPatrice Chotard <patrice.chotard@st.com>2019-10-04 16:44:21 +0200
committerAlexandre Torgue <alexandre.torgue@st.com>2019-11-06 10:32:11 +0100
commit832c4365bd42986b9495f4ea4c86668a78eacf28 (patch)
tree11e0cf013b599fd32f1b224f39eee6ca061f76e2 /arch
parent54ecb8f7028c5eb3d740bb82b0f1d90f2df63c5c (diff)
downloadlinux-832c4365bd42986b9495f4ea4c86668a78eacf28.tar.bz2
ARM: dts: stm32: relax qspi pins slew-rate for stm32mp157
Relax qspi pins slew-rate to minimize peak currents. Fixes: 844030057339 ("ARM: dts: stm32: add flash nor support on stm32mp157c eval board") Signed-off-by: Patrice Chotard <patrice.chotard@st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/stm32mp157-pinctrl.dtsi8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
index e4a0d51ec3a8..0a3a7d66737b 100644
--- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
@@ -609,13 +609,13 @@
<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>;
};
};
@@ -637,13 +637,13 @@
<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>;
};
};