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Date: Tue, 9 Jun 2020 23:33:39 +0200 From: Drew Fustini <drew@...gleboard.org> To: Tony Lindgren <tony@...mide.com>, Rob Herring <robh+dt@...nel.org>, BenoƮt Cousson <bcousson@...libre.com>, linux-omap@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org Cc: Jason Kridner <jkridner@...gleboard.org>, Robert Nelson <robertcnelson@...il.com> Subject: [PATCH] ARM: dts: am335x-pocketbeagle: Fix mmc0 Write Protect AM3358 pin mcasp0_aclkr (ZCZ ball B13) [0] is routed to P1.13 header [1] Mode 4 of this pin is mmc0_sdwp (SD Write Protect). A signal connected to P1.13 may accidentally trigger mmc0 write protection. To avoid this situation, do not put mcasp0_aclkr in mode 4 (mmc0_sdwp) by default. [0] http://www.ti.com/lit/ds/symlink/am3358.pdf [1] https://github.com/beagleboard/pocketbeagle/wiki/System-Reference-Manual#531_Expansion_Headers Fixes: 047905376a16 (ARM: dts: Add am335x-pocketbeagle) Signed-off-by: Robert Nelson <robertcnelson@...il.com> Signed-off-by: Drew Fustini <drew@...gleboard.org> --- arch/arm/boot/dts/am335x-pocketbeagle.dts | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/boot/dts/am335x-pocketbeagle.dts b/arch/arm/boot/dts/am335x-pocketbeagle.dts index 4da719098028..f0b222201b86 100644 --- a/arch/arm/boot/dts/am335x-pocketbeagle.dts +++ b/arch/arm/boot/dts/am335x-pocketbeagle.dts @@ -88,7 +88,6 @@ AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0) - AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_INPUT, MUX_MODE4) /* (B12) mcasp0_aclkr.mmc0_sdwp */ >; }; -- 2.25.1
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