diff options
Diffstat (limited to 'arch/arm/mach-mv78xx0/mpp.c')
-rw-r--r-- | arch/arm/mach-mv78xx0/mpp.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-mv78xx0/mpp.c b/arch/arm/mach-mv78xx0/mpp.c new file mode 100644 index 0000000000..aff0e612cb --- /dev/null +++ b/arch/arm/mach-mv78xx0/mpp.c @@ -0,0 +1,34 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * arch/arm/mach-mv78x00/mpp.c + * + * MPP functions for Marvell MV78x00 SoCs + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/io.h> +#include <plat/mpp.h> +#include "mv78xx0.h" +#include "common.h" +#include "mpp.h" + +static unsigned int __init mv78xx0_variant(void) +{ + u32 dev, rev; + + mv78xx0_pcie_id(&dev, &rev); + + if (dev == MV78100_DEV_ID && rev >= MV78100_REV_A0) + return MPP_78100_A0_MASK; + + printk(KERN_ERR "MPP setup: unknown mv78x00 variant " + "(dev %#x rev %#x)\n", dev, rev); + return 0; +} + +void __init mv78xx0_mpp_conf(unsigned int *mpp_list) +{ + orion_mpp_conf(mpp_list, mv78xx0_variant(), + MPP_MAX, DEV_BUS_VIRT_BASE); +} |