From: Faiz Abbas <faiz_abbas@ti.com>
To: <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>
Cc: mark.rutland@arm.com, nm@ti.com, robh+dt@kernel.org, t-kristo@ti.com
Subject: [PATCH 2/2] arm64: dts: ti: j721e-common-proc-board: Add Support for eMMC and SD card
Date: Thu, 19 Sep 2019 21:02:42 +0530 [thread overview]
Message-ID: <20190919153242.29399-3-faiz_abbas@ti.com> (raw)
In-Reply-To: <20190919153242.29399-1-faiz_abbas@ti.com>
sdhci0 is connected to an eMMC and sdhci1 is connected to an SD card
slot. Add support for these nodes.
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
---
.../dts/ti/k3-j721e-common-proc-board.dts | 34 +++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
index d2894d55fbbe..3cfaa2c83ba6 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
@@ -41,6 +41,20 @@
J721E_IOPAD(0x0, PIN_INPUT, 7) /* (AC18) EXTINTn.GPIO0_0 */
>;
};
+
+ main_mmc1_pins_default: main_mmc1_pins_default {
+ pinctrl-single,pins = <
+ J721E_IOPAD(0x254, PIN_INPUT, 0) /* (R29) MMC1_CMD */
+ J721E_IOPAD(0x250, PIN_INPUT, 0) /* (P25) MMC1_CLK */
+ J721E_IOPAD(0x2ac, PIN_INPUT, 0) /* (P25) MMC1_CLKLB */
+ J721E_IOPAD(0x24c, PIN_INPUT, 0) /* (R24) MMC1_DAT0 */
+ J721E_IOPAD(0x248, PIN_INPUT, 0) /* (P24) MMC1_DAT1 */
+ J721E_IOPAD(0x244, PIN_INPUT, 0) /* (R25) MMC1_DAT2 */
+ J721E_IOPAD(0x240, PIN_INPUT, 0) /* (R26) MMC1_DAT3 */
+ J721E_IOPAD(0x258, PIN_INPUT, 0) /* (P23) MMC1_SDCD */
+ J721E_IOPAD(0x25c, PIN_INPUT, 0) /* (R28) MMC1_SDWP */
+ >;
+ };
};
&wkup_pmx0 {
@@ -117,3 +131,23 @@
&wkup_gpio1 {
status = "disabled";
};
+
+&main_sdhci0 {
+ /* eMMC */
+ non-removable;
+ ti,driver-strength-ohm = <50>;
+ disable-wp;
+};
+
+&main_sdhci1 {
+ /* SD/MMC */
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_mmc1_pins_default>;
+ ti,driver-strength-ohm = <50>;
+ disable-wp;
+};
+
+&main_sdhci2 {
+ /* Unused */
+ status = "disabled";
+};
--
2.19.2
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next prev parent reply other threads:[~2019-09-19 15:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-19 15:32 [PATCH 0/2] Add Support for MMC/SD for J721e-base-board Faiz Abbas
2019-09-19 15:32 ` [PATCH 1/2] arm64: dts: ti: j721e-main: Add SDHCI nodes Faiz Abbas
2019-09-19 15:32 ` Faiz Abbas [this message]
2019-10-09 9:57 ` [PATCH 0/2] Add Support for MMC/SD for J721e-base-board Faiz Abbas
2019-10-18 12:22 ` Tero Kristo
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