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#ifndef __ARCH_ORION5X_MPP_H #define __ARCH_ORION5X_MPP_H enum orion5x_mpp_type { /* * This MPP is unused. */ MPP_UNUSED, /* * This MPP pin is used as a generic GPIO pin. Valid for * MPPs 0-15 and device bus data pins 16-31. On 5182, also * valid for MPPs 16-19. */ MPP_GPIO, /* * This MPP is used as PCIe_RST_OUTn pin. Valid for * MPP 0 only. */ MPP_PCIE_RST_OUTn, /* * This MPP is used as PCI arbiter pin (REQn/GNTn). * Valid for MPPs 0-7 only. */ MPP_PCI_ARB, /* * This MPP is used as PCI_PMEn pin. Valid for MPP 2 only. */ MPP_PCI_PMEn, /* * This MPP is used as GigE half-duplex (COL, CRS) or GMII * (RXERR, CRS, TXERR, TXD[7:4], RXD[7:4]) pin. Valid for * MPPs 8-19 only. */ MPP_GIGE, /* * This MPP is used as NAND REn/WEn pin. Valid for MPPs * 4-7 and 12-17 only, and only on the 5181l/5182/5281. */ MPP_NAND, /* * This MPP is used as a PCI clock output pin. Valid for * MPPs 6-7 only, and only on the 5181l. */ MPP_PCI_CLK, /* * This MPP is used as a SATA presence/activity LED. * Valid for MPPs 4-7 and 12-15 only, and only on the 5182. */ MPP_SATA_LED, /* * This MPP is used as UART1 RXD/TXD/CTSn/RTSn pin. * Valid for MPPs 16-19 only. */ MPP_UART, }; struct orion5x_mpp_mode { int mpp; enum orion5x_mpp_type type; }; void orion5x_mpp_conf(struct orion5x_mpp_mode *mode); #endif |