diff options
author | Ashok Reddy Soma <ashok.reddy.soma@xilinx.com> | 2022-06-15 12:16:13 +0200 |
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committer | Michal Simek <michal.simek@amd.com> | 2022-06-24 14:17:18 +0200 |
commit | b8745e7eb4888ec6dd7495aad7948a92d141669a (patch) | |
tree | 221e7eb2b1768cd92f36e3c8f072967f0c89a13c | |
parent | aec051d813906f2a52b840d0d12a0764370aba1a (diff) | |
download | u-boot-b8745e7eb4888ec6dd7495aad7948a92d141669a.zip u-boot-b8745e7eb4888ec6dd7495aad7948a92d141669a.tar.gz u-boot-b8745e7eb4888ec6dd7495aad7948a92d141669a.tar.bz2 |
arm64: zynqmp: Fix usb node drive strength and slew rate
As per design, all input/rx pins should have fast slew rate and 12mA
drive strength. Rest all pins should be slow slew rate and 4mA drive
strength. Fix usb nodes as per this and remove setting of slow slew rate
for all the usb gorup pins.
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/b245c165f05845c1f3ab41a92c82b7ec1538cee4.1655288171.git.michal.simek@amd.com
-rw-r--r-- | arch/arm/dts/zynqmp-sck-kr-g-revA.dts | 10 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-sck-kr-g-revB.dts | 10 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-sck-kv-g-revA.dts | 5 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-sck-kv-g-revB.dts | 5 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts | 5 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts | 5 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-zcu100-revC.dts | 10 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-zcu102-revA.dts | 5 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-zcu104-revA.dts | 6 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-zcu104-revC.dts | 6 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-zcu106-revA.dts | 5 | ||||
-rw-r--r-- | arch/arm/dts/zynqmp-zcu111-revA.dts | 5 |
12 files changed, 60 insertions, 17 deletions
diff --git a/arch/arm/dts/zynqmp-sck-kr-g-revA.dts b/arch/arm/dts/zynqmp-sck-kr-g-revA.dts index 7be02ab..735c1e3 100644 --- a/arch/arm/dts/zynqmp-sck-kr-g-revA.dts +++ b/arch/arm/dts/zynqmp-sck-kr-g-revA.dts @@ -329,19 +329,22 @@ pinctrl_usb0_default: usb0-default { conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; mux { @@ -353,19 +356,22 @@ pinctrl_usb1_default: usb1-default { conf { groups = "usb1_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO64", "MIO65", "MIO67"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO66", "MIO68", "MIO69", "MIO70", "MIO71", "MIO72", "MIO73", "MIO74", "MIO75"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; mux { diff --git a/arch/arm/dts/zynqmp-sck-kr-g-revB.dts b/arch/arm/dts/zynqmp-sck-kr-g-revB.dts index 56effb5..6359061 100644 --- a/arch/arm/dts/zynqmp-sck-kr-g-revB.dts +++ b/arch/arm/dts/zynqmp-sck-kr-g-revB.dts @@ -329,19 +329,22 @@ pinctrl_usb0_default: usb0-default { conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; mux { @@ -353,19 +356,22 @@ pinctrl_usb1_default: usb1-default { conf { groups = "usb1_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO64", "MIO65", "MIO67"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO66", "MIO68", "MIO69", "MIO70", "MIO71", "MIO72", "MIO73", "MIO74", "MIO75"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; mux { diff --git a/arch/arm/dts/zynqmp-sck-kv-g-revA.dts b/arch/arm/dts/zynqmp-sck-kv-g-revA.dts index 8250a49..b714bd3 100644 --- a/arch/arm/dts/zynqmp-sck-kv-g-revA.dts +++ b/arch/arm/dts/zynqmp-sck-kv-g-revA.dts @@ -285,19 +285,22 @@ pinctrl_usb0_default: usb0-default { conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; mux { diff --git a/arch/arm/dts/zynqmp-sck-kv-g-revB.dts b/arch/arm/dts/zynqmp-sck-kv-g-revB.dts index b81c2e6..a1d8f9f 100644 --- a/arch/arm/dts/zynqmp-sck-kv-g-revB.dts +++ b/arch/arm/dts/zynqmp-sck-kv-g-revB.dts @@ -272,19 +272,22 @@ pinctrl_usb0_default: usb0-default { conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; mux { diff --git a/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts b/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts index d20f667..7ea2a1c 100644 --- a/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts +++ b/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts @@ -187,19 +187,22 @@ conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; }; diff --git a/arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts b/arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts index f32f87a..4e6160bc 100644 --- a/arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts +++ b/arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts @@ -335,19 +335,22 @@ conf { groups = "usb1_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO64", "MIO65", "MIO67"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO66", "MIO68", "MIO69", "MIO70", "MIO71", "MIO72", "MIO73", "MIO74", "MIO75"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; }; diff --git a/arch/arm/dts/zynqmp-zcu100-revC.dts b/arch/arm/dts/zynqmp-zcu100-revC.dts index ea630a43..5e7bc73 100644 --- a/arch/arm/dts/zynqmp-zcu100-revC.dts +++ b/arch/arm/dts/zynqmp-zcu100-revC.dts @@ -441,19 +441,22 @@ conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; }; @@ -465,19 +468,22 @@ conf { groups = "usb1_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO64", "MIO65", "MIO67"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO66", "MIO68", "MIO69", "MIO70", "MIO71", "MIO72", "MIO73", "MIO74", "MIO75"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; }; }; diff --git a/arch/arm/dts/zynqmp-zcu102-revA.dts b/arch/arm/dts/zynqmp-zcu102-revA.dts index c13b52a..a4e92c8 100644 --- a/arch/arm/dts/zynqmp-zcu102-revA.dts +++ b/arch/arm/dts/zynqmp-zcu102-revA.dts @@ -795,19 +795,22 @@ conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; }; diff --git a/arch/arm/dts/zynqmp-zcu104-revA.dts b/arch/arm/dts/zynqmp-zcu104-revA.dts index 50bf479..1418cff 100644 --- a/arch/arm/dts/zynqmp-zcu104-revA.dts +++ b/arch/arm/dts/zynqmp-zcu104-revA.dts @@ -402,20 +402,22 @@ conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; - drive-strength = <12>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; }; }; diff --git a/arch/arm/dts/zynqmp-zcu104-revC.dts b/arch/arm/dts/zynqmp-zcu104-revC.dts index 752a9e3..7fd19ca 100644 --- a/arch/arm/dts/zynqmp-zcu104-revC.dts +++ b/arch/arm/dts/zynqmp-zcu104-revC.dts @@ -414,20 +414,22 @@ conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; - drive-strength = <12>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; }; }; diff --git a/arch/arm/dts/zynqmp-zcu106-revA.dts b/arch/arm/dts/zynqmp-zcu106-revA.dts index 6dfc8fe..3e13767 100644 --- a/arch/arm/dts/zynqmp-zcu106-revA.dts +++ b/arch/arm/dts/zynqmp-zcu106-revA.dts @@ -793,19 +793,22 @@ conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; }; diff --git a/arch/arm/dts/zynqmp-zcu111-revA.dts b/arch/arm/dts/zynqmp-zcu111-revA.dts index 021fe88..e412992 100644 --- a/arch/arm/dts/zynqmp-zcu111-revA.dts +++ b/arch/arm/dts/zynqmp-zcu111-revA.dts @@ -652,19 +652,22 @@ conf { groups = "usb0_0_grp"; - slew-rate = <SLEW_RATE_SLOW>; power-source = <IO_STANDARD_LVCMOS18>; }; conf-rx { pins = "MIO52", "MIO53", "MIO55"; bias-high-impedance; + drive-strength = <12>; + slew-rate = <SLEW_RATE_FAST>; }; conf-tx { pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; + drive-strength = <4>; + slew-rate = <SLEW_RATE_SLOW>; }; }; |