1*c66ec88fSEmmanuel Vadot* ZTE specific extensions to the Synopsys Designware Mobile Storage 2*c66ec88fSEmmanuel Vadot Host Controller 3*c66ec88fSEmmanuel Vadot 4*c66ec88fSEmmanuel VadotThe Synopsys designware mobile storage host controller is used to interface 5*c66ec88fSEmmanuel Vadota SoC with storage medium such as eMMC or SD/MMC cards. This file documents 6*c66ec88fSEmmanuel Vadotdifferences between the core Synopsys dw mshc controller properties described 7*c66ec88fSEmmanuel Vadotby synopsys-dw-mshc.txt and the properties used by the ZTE specific 8*c66ec88fSEmmanuel Vadotextensions to the Synopsys Designware Mobile Storage Host Controller. 9*c66ec88fSEmmanuel Vadot 10*c66ec88fSEmmanuel VadotRequired Properties: 11*c66ec88fSEmmanuel Vadot 12*c66ec88fSEmmanuel Vadot* compatible: should be 13*c66ec88fSEmmanuel Vadot - "zte,zx296718-dw-mshc": for ZX SoCs 14*c66ec88fSEmmanuel Vadot 15*c66ec88fSEmmanuel VadotExample: 16*c66ec88fSEmmanuel Vadot 17*c66ec88fSEmmanuel Vadot mmc1: mmc@1110000 { 18*c66ec88fSEmmanuel Vadot compatible = "zte,zx296718-dw-mshc"; 19*c66ec88fSEmmanuel Vadot reg = <0x01110000 0x1000>; 20*c66ec88fSEmmanuel Vadot interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>; 21*c66ec88fSEmmanuel Vadot fifo-depth = <32>; 22*c66ec88fSEmmanuel Vadot data-addr = <0x200>; 23*c66ec88fSEmmanuel Vadot fifo-watermark-aligned; 24*c66ec88fSEmmanuel Vadot bus-width = <4>; 25*c66ec88fSEmmanuel Vadot clock-frequency = <50000000>; 26*c66ec88fSEmmanuel Vadot clocks = <&topcrm SD0_AHB>, <&topcrm SD0_WCLK>; 27*c66ec88fSEmmanuel Vadot clock-names = "biu", "ciu"; 28*c66ec88fSEmmanuel Vadot max-frequency = <50000000>; 29*c66ec88fSEmmanuel Vadot cap-sdio-irq; 30*c66ec88fSEmmanuel Vadot cap-sd-highspeed; 31*c66ec88fSEmmanuel Vadot }; 32