18c2ecf20Sopenharmony_ci* ZTE specific extensions to the Synopsys Designware Mobile Storage 28c2ecf20Sopenharmony_ci Host Controller 38c2ecf20Sopenharmony_ci 48c2ecf20Sopenharmony_ciThe Synopsys designware mobile storage host controller is used to interface 58c2ecf20Sopenharmony_cia SoC with storage medium such as eMMC or SD/MMC cards. This file documents 68c2ecf20Sopenharmony_cidifferences between the core Synopsys dw mshc controller properties described 78c2ecf20Sopenharmony_ciby synopsys-dw-mshc.txt and the properties used by the ZTE specific 88c2ecf20Sopenharmony_ciextensions to the Synopsys Designware Mobile Storage Host Controller. 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ciRequired Properties: 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ci* compatible: should be 138c2ecf20Sopenharmony_ci - "zte,zx296718-dw-mshc": for ZX SoCs 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ciExample: 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_ci mmc1: mmc@1110000 { 188c2ecf20Sopenharmony_ci compatible = "zte,zx296718-dw-mshc"; 198c2ecf20Sopenharmony_ci reg = <0x01110000 0x1000>; 208c2ecf20Sopenharmony_ci interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>; 218c2ecf20Sopenharmony_ci fifo-depth = <32>; 228c2ecf20Sopenharmony_ci data-addr = <0x200>; 238c2ecf20Sopenharmony_ci fifo-watermark-aligned; 248c2ecf20Sopenharmony_ci bus-width = <4>; 258c2ecf20Sopenharmony_ci clock-frequency = <50000000>; 268c2ecf20Sopenharmony_ci clocks = <&topcrm SD0_AHB>, <&topcrm SD0_WCLK>; 278c2ecf20Sopenharmony_ci clock-names = "biu", "ciu"; 288c2ecf20Sopenharmony_ci max-frequency = <50000000>; 298c2ecf20Sopenharmony_ci cap-sdio-irq; 308c2ecf20Sopenharmony_ci cap-sd-highspeed; 318c2ecf20Sopenharmony_ci }; 32