1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * arch/arm/mach-mv78x00/mpp.c 4 * 5 * MPP functions for Marvell MV78x00 SoCs 6 */ 7 #include <linux/gpio.h> 8 #include <linux/kernel.h> 9 #include <linux/init.h> 10 #include <linux/io.h> 11 #include <plat/mpp.h> 12 #include "mv78xx0.h" 13 #include "common.h" 14 #include "mpp.h" 15 mv78xx0_variant(void)16static unsigned int __init mv78xx0_variant(void) 17 { 18 u32 dev, rev; 19 20 mv78xx0_pcie_id(&dev, &rev); 21 22 if (dev == MV78100_DEV_ID && rev >= MV78100_REV_A0) 23 return MPP_78100_A0_MASK; 24 25 printk(KERN_ERR "MPP setup: unknown mv78x00 variant " 26 "(dev %#x rev %#x)\n", dev, rev); 27 return 0; 28 } 29 mv78xx0_mpp_conf(unsigned int * mpp_list)30void __init mv78xx0_mpp_conf(unsigned int *mpp_list) 31 { 32 orion_mpp_conf(mpp_list, mv78xx0_variant(), 33 MPP_MAX, DEV_BUS_VIRT_BASE); 34 } 35