MAINTAINERS: Add entry for the ASPEED SD/MMC driver

Add myself as the maintainer.

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20210114031433.2388532-6-andrew@aj.id.au


Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

MAINTAINERS

@@ -2832,6 +2832,15 @@ F:	Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.
 F:	drivers/irqchip/irq-aspeed-scu-ic.c
 F:	include/dt-bindings/interrupt-controller/aspeed-scu-ic.h
+ASPEED SD/MMC DRIVER
+M:	Andrew Jeffery <andrew@aj.id.au>
+L:	linux-aspeed@lists.ozlabs.org (moderated for non-subscribers)
+L:	openbmc@lists.ozlabs.org (moderated for non-subscribers)
+L:	linux-mmc@vger.kernel.org
+S:	Maintained
+F:	Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
+F:	drivers/mmc/host/sdhci-of-aspeed*
+
 ASPEED VIDEO ENGINE DRIVER
 M:	Eddie James <eajames@linux.ibm.com>
 L:	linux-media@vger.kernel.org