diff options
Diffstat (limited to 'arch/arm/mach-kirkwood/mpp.c')
-rw-r--r-- | arch/arm/mach-kirkwood/mpp.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/mpp.c b/arch/arm/mach-kirkwood/mpp.c new file mode 100644 index 00000000..0c6ad63f --- /dev/null +++ b/arch/arm/mach-kirkwood/mpp.c @@ -0,0 +1,42 @@ +/* + * arch/arm/mach-kirkwood/mpp.c + * + * MPP functions for Marvell Kirkwood SoCs + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/io.h> +#include <mach/hardware.h> +#include <plat/mpp.h> +#include "common.h" +#include "mpp.h" + +static unsigned int __init kirkwood_variant(void) +{ + u32 dev, rev; + + kirkwood_pcie_id(&dev, &rev); + + if ((dev == MV88F6281_DEV_ID && rev >= MV88F6281_REV_A0) || + (dev == MV88F6282_DEV_ID)) + return MPP_F6281_MASK; + if (dev == MV88F6192_DEV_ID && rev >= MV88F6192_REV_A0) + return MPP_F6192_MASK; + if (dev == MV88F6180_DEV_ID) + return MPP_F6180_MASK; + + printk(KERN_ERR "MPP setup: unknown kirkwood variant " + "(dev %#x rev %#x)\n", dev, rev); + return 0; +} + +void __init kirkwood_mpp_conf(unsigned int *mpp_list) +{ + orion_mpp_conf(mpp_list, kirkwood_variant(), + MPP_MAX, DEV_BUS_VIRT_BASE); +} |