linux-kernel - [PATCH 5/6] apalis-tk1: working sd card detect on v1.1 hw

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Date:   Tue, 22 Nov 2016 01:14:06 +0100
From:   Marcel Ziswiler <marcel.ziswiler@...adex.com>
To:     devicetree@...r.kernel.org
Cc:     Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        Thierry Reding <thierry.reding@...il.com>,
        linux-kernel@...r.kernel.org,
        Stephen Warren <swarren@...dotorg.org>,
        Rob Herring <robh+dt@...nel.org>, linux-tegra@...r.kernel.org,
        Mark Rutland <mark.rutland@....com>,
        Alexandre Courbot <gnurou@...il.com>,
        Russell King <linux@...linux.org.uk>,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 5/6] apalis-tk1: working sd card detect on v1.1 hw

Add sd card detect SD1_CD# applicable for V1.1 modules using GPIO_PV2.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@...adex.com>
---

 arch/arm/boot/dts/tegra124-apalis-eval.dts | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/arch/arm/boot/dts/tegra124-apalis-eval.dts b/arch/arm/boot/dts/tegra124-apalis-eval.dts
index 2b5a0f3..2715692 100644
--- a/arch/arm/boot/dts/tegra124-apalis-eval.dts
+++ b/arch/arm/boot/dts/tegra124-apalis-eval.dts
@@ -187,14 +187,8 @@
 	/* Apalis SD1 */
 	sdhci@...b0400 {
 		status = "okay";
-		/*
-		 * Don't use SD1_CD# aka SDMMC3_CLK_LB_OUT for now as it
-		 * features some magic properties even though the external
-		 * loopback is disabled and the internal loopback used as per
-		 * SDMMC_VENDOR_MISC_CNTRL_0 register's SDMMC_SPARE1 bits being
-		 * set to 0xfffd according to the TRM!
-		 * cd-gpios = <&gpio TEGRA_GPIO(EE, 4) GPIO_ACTIVE_LOW>;
-		 */
+		/* SD1_CD# */
+		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
 		bus-width = <4>;
 		vqmmc-supply = <&vddio_sdmmc3>;
 	};
-- 
2.5.5