From: Frieder Schrempf <frieder@fris.de>
To: Conor Dooley <conor+dt@kernel.org>,
devicetree@vger.kernel.org,
Frieder Schrempf <frieder.schrempf@kontron.de>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Shawn Guo <shawnguo@kernel.org>
Cc: Fabio Estevam <festevam@gmail.com>,
NXP Linux Team <linux-imx@nxp.com>,
Pengutronix Kernel Team <kernel@pengutronix.de>
Subject: [PATCH v2 07/14] arm64: dts: imx8mm-kontron: Disable pull resistors for SD card signals on BL OSM-S board
Date: Thu, 30 Nov 2023 17:16:07 +0100 [thread overview]
Message-ID: <20231130161657.556483-8-frieder@fris.de> (raw)
In-Reply-To: <20231130161657.556483-1-frieder@fris.de>
From: Frieder Schrempf <frieder.schrempf@kontron.de>
Some signals have external pullup resistors on the board and don't need
the internal ones to be enabled. Due to silicon errata ERR050080 let's
disable the internal pull resistors whererever possible and prevent
any unwanted behavior in case they wear out.
Fixes: de9618e84f76 ("arm64: dts: Add support for Kontron SL/BL i.MX8MM OSM-S")
Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
---
Changes for v2:
* none
---
.../dts/freescale/imx8mm-kontron-bl-osm-s.dts | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl-osm-s.dts b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl-osm-s.dts
index 1dd03ef0a7835..d9fa0deea7002 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl-osm-s.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl-osm-s.dts
@@ -337,40 +337,40 @@ MX8MM_IOMUXC_NAND_CE1_B_GPIO3_IO2 0x19
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
- MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x190
+ MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x90
MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d0
MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d0
MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d0
MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d0
MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d0
- MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x019
- MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
+ MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x19
+ MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xd0
>;
};
pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
fsl,pins = <
- MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x194
+ MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x94
MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4
MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4
MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4
MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4
MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4
- MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x019
- MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
+ MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x19
+ MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xd0
>;
};
pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
fsl,pins = <
- MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x196
+ MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x96
MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6
MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6
MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6
MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6
MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6
- MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x019
- MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
+ MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x19
+ MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xd0
>;
};
};
--
2.43.0
next prev parent reply other threads:[~2023-11-30 16:18 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-30 16:16 [PATCH v2 00/14] arm64: dts: imx8mm-kontron: DT updates Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 01/14] arm64: dts: imx8mm-kontron: Add support for display bridges on BL i.MX8MM Frieder Schrempf
2023-12-06 2:34 ` Shawn Guo
2023-12-06 14:46 ` Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 02/14] arm64: dts: imx8mm-kontron: Add DL (Display-Line) overlay with LVDS support Frieder Schrempf
2023-12-06 2:43 ` Shawn Guo
2023-12-06 14:48 ` Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 03/14] arm64: dts: imx8mm-kontron: Disable pullups for I2C signals on OSM-S i.MX8MM Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 04/14] arm64: dts: imx8mm-kontron: Disable pullups for I2C signals on SL/BL i.MX8MM Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 05/14] arm64: dts: imx8mm-kontron: Disable pullups for onboard UART signals on BL OSM-S board Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 06/14] arm64: dts: imx8mm-kontron: Disable pullups for onboard UART signals on BL board Frieder Schrempf
2023-11-30 16:16 ` Frieder Schrempf [this message]
2023-11-30 16:16 ` [PATCH v2 08/14] arm64: dts: imx8mm-kontron: Disable pull resistors for SD card " Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 09/14] arm64: dts: imx8mm-kontron: Fix interrupt for RTC on OSM-S i.MX8MM module Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 10/14] arm64: dts: imx8mm-kontron: Fix OSM-S devicetrees to match latest hardware Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 11/14] arm64: dts: imx8mm-kontron: Disable uneffective PUE bit in SDIO IOMUX Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 12/14] arm64: dts: imx8mm-kontron: Remove useless trickle-diode-disable from RTC node Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 13/14] arm64: dts: imx8mm-kontron: Add I2C EEPROM on OSM-S Kontron i.MX8MM Frieder Schrempf
2023-11-30 16:16 ` [PATCH v2 14/14] arm64: dts: imx8mm-kontron: Refactor devicetree for OSM-S module and board Frieder Schrempf
2023-12-06 3:01 ` Shawn Guo
2023-12-06 14:49 ` Frieder Schrempf
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