From: Faiz Abbas <faiz_abbas@ti.com>
To: <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>
Cc: <robh+dt@kernel.org>, <nm@ti.com>, <t-kristo@ti.com>,
<faiz_abbas@ti.com>
Subject: [PATCH v2 2/2] arm64: dts: ti: k3-j7200-common-proc-board: Add support for eMMC and SD card
Date: Thu, 24 Sep 2020 16:56:44 +0530 [thread overview]
Message-ID: <20200924112644.11076-3-faiz_abbas@ti.com> (raw)
In-Reply-To: <20200924112644.11076-1-faiz_abbas@ti.com>
Add support for the eMMC and SD card connected on the common
processor board
sdhci0 is connected to an eMMC while sdhci1 is connected to the
micro SD slot.
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
---
.../dts/ti/k3-j7200-common-proc-board.dts | 28 +++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
index 03c8817e8745..794241ba74cb 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
@@ -28,6 +28,19 @@
J721E_IOPAD(0xe0, PIN_INPUT_PULLUP, 3) /* (T3) EXT_REFCLK1.I2C1_SDA */
>;
};
+
+ main_mmc1_pins_default: main-mmc1-pins-default {
+ pinctrl-single,pins = <
+ J721E_IOPAD(0x104, PIN_INPUT, 0) /* (M20) MMC1_CMD */
+ J721E_IOPAD(0x100, PIN_INPUT, 0) /* (P21) MMC1_CLK */
+ J721E_IOPAD(0xfc, PIN_INPUT, 0) /* (P25) MMC1_CLKLB */
+ J721E_IOPAD(0xf8, PIN_INPUT, 0) /* (M19) MMC1_DAT0 */
+ J721E_IOPAD(0xf4, PIN_INPUT, 0) /* (N21) MMC1_DAT1 */
+ J721E_IOPAD(0xf0, PIN_INPUT, 0) /* (N20) MMC1_DAT2 */
+ J721E_IOPAD(0xec, PIN_INPUT, 0) /* (N19) MMC1_DAT3 */
+ J721E_IOPAD(0xe4, PIN_INPUT, 8) /* (V1) TIMER_IO0.MMC1_SDCD */
+ >;
+ };
};
&wkup_uart0 {
@@ -112,3 +125,18 @@
#gpio-cells = <2>;
};
};
+
+&main_sdhci0 {
+ /* eMMC */
+ non-removable;
+ ti,driver-strength-ohm = <50>;
+ disable-wp;
+};
+
+&main_sdhci1 {
+ /* SD card */
+ pinctrl-0 = <&main_mmc1_pins_default>;
+ pinctrl-names = "default";
+ ti,driver-strength-ohm = <50>;
+ disable-wp;
+};
--
2.17.1
next prev parent reply other threads:[~2020-09-24 11:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-24 11:26 [PATCH v2 0/2] Add support for MMC/SD on j7200-evm Faiz Abbas
2020-09-24 11:26 ` [PATCH v2 1/2] arm64: dts: ti: k3-j7200-main: Add support for MMC/SD controller nodes Faiz Abbas
2020-09-24 11:26 ` Faiz Abbas [this message]
2020-09-24 11:50 ` [PATCH v2 0/2] Add support for MMC/SD on j7200-evm Sekhar Nori
2020-09-24 11:58 ` Vignesh Raghavendra
2020-09-24 12:14 ` Nishanth Menon
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