1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * arch/arm/mach-orion5x/mpp.c 4 * 5 * MPP functions for Marvell Orion 5x SoCs 6 */ 7 8 #include <linux/kernel.h> 9 #include <linux/init.h> 10 #include <linux/io.h> 11 #include <plat/mpp.h> 12 #include "orion5x.h" 13 #include "mpp.h" 14 #include "common.h" 15 16 static unsigned int __init orion5x_variant(void) 17 { 18 u32 dev; 19 u32 rev; 20 21 orion5x_pcie_id(&dev, &rev); 22 23 if (dev == MV88F5181_DEV_ID) 24 return MPP_F5181_MASK; 25 26 if (dev == MV88F5182_DEV_ID) 27 return MPP_F5182_MASK; 28 29 if (dev == MV88F5281_DEV_ID) 30 return MPP_F5281_MASK; 31 32 printk(KERN_ERR "MPP setup: unknown orion5x variant " 33 "(dev %#x rev %#x)\n", dev, rev); 34 return 0; 35 } 36 37 void __init orion5x_mpp_conf(unsigned int *mpp_list) 38 { 39 orion_mpp_conf(mpp_list, orion5x_variant(), 40 MPP_MAX, ORION5X_DEV_BUS_VIRT_BASE); 41 } 42