arm64: dts: ti: k3-am654-base-board: Add eMMC Support

On the am654x-evm, sdhci0 node is connected to an eMMC. Add node and
pinmux for the same.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Acked-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
index e41fc3a5987be70c6c007b89b6f72c1b6a626454..11e9a2a43dfcd2f4440ee39ce5290febdca4eb57 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
@@ -69,6 +69,23 @@ AM65X_IOPAD(0x01cc, PIN_INPUT, 0) /* (AD13) SPI0_D1 */
                        AM65X_IOPAD(0x01bc, PIN_OUTPUT, 0) /* (AG13) SPI0_CS0 */
                >;
        };
+
+       main_mmc0_pins_default: main-mmc0-pins-default {
+               pinctrl-single,pins = <
+                       AM65X_IOPAD(0x01a8, PIN_INPUT_PULLDOWN, 0) /* (B25) MMC0_CLK */
+                       AM65X_IOPAD(0x01ac, PIN_INPUT_PULLUP, 0) /* (B27) MMC0_CMD */
+                       AM65X_IOPAD(0x01a4, PIN_INPUT_PULLUP, 0) /* (A26) MMC0_DAT0 */
+                       AM65X_IOPAD(0x01a0, PIN_INPUT_PULLUP, 0) /* (E25) MMC0_DAT1 */
+                       AM65X_IOPAD(0x019c, PIN_INPUT_PULLUP, 0) /* (C26) MMC0_DAT2 */
+                       AM65X_IOPAD(0x0198, PIN_INPUT_PULLUP, 0) /* (A25) MMC0_DAT3 */
+                       AM65X_IOPAD(0x0194, PIN_INPUT_PULLUP, 0) /* (E24) MMC0_DAT4 */
+                       AM65X_IOPAD(0x0190, PIN_INPUT_PULLUP, 0) /* (A24) MMC0_DAT5 */
+                       AM65X_IOPAD(0x018c, PIN_INPUT_PULLUP, 0) /* (B26) MMC0_DAT6 */
+                       AM65X_IOPAD(0x0188, PIN_INPUT_PULLUP, 0) /* (D25) MMC0_DAT7 */
+                       AM65X_IOPAD(0x01b4, PIN_INPUT_PULLUP, 0) /* (A23) MMC0_SDCD */
+                       AM65X_IOPAD(0x01b0, PIN_INPUT, 0) /* (C25) MMC0_DS */
+               >;
+       };
 };
 
 &main_pmx1 {
@@ -163,3 +180,11 @@ flash@0{
                #size-cells= <1>;
        };
 };
+
+&sdhci0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&main_mmc0_pins_default>;
+       bus-width = <8>;
+       non-removable;
+       ti,driver-strength-ohm = <50>;
+};