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author | root <root@artemis.panaceas.org> | 2015-12-25 04:40:36 +0000 |
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committer | root <root@artemis.panaceas.org> | 2015-12-25 04:40:36 +0000 |
commit | 849369d6c66d3054688672f97d31fceb8e8230fb (patch) | |
tree | 6135abc790ca67dedbe07c39806591e70eda81ce /arch/arm/mach-orion5x/mpp.c | |
download | linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.tar.gz linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.tar.bz2 linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.zip |
initial_commit
Diffstat (limited to 'arch/arm/mach-orion5x/mpp.c')
-rw-r--r-- | arch/arm/mach-orion5x/mpp.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-orion5x/mpp.c b/arch/arm/mach-orion5x/mpp.c new file mode 100644 index 00000000..f12c41b9 --- /dev/null +++ b/arch/arm/mach-orion5x/mpp.c @@ -0,0 +1,45 @@ +/* + * arch/arm/mach-orion5x/mpp.c + * + * MPP functions for Marvell Orion 5x 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/kernel.h> +#include <linux/init.h> +#include <linux/mbus.h> +#include <linux/io.h> +#include <mach/hardware.h> +#include <plat/mpp.h> +#include "mpp.h" +#include "common.h" + +static unsigned int __init orion5x_variant(void) +{ + u32 dev; + u32 rev; + + orion5x_pcie_id(&dev, &rev); + + if (dev == MV88F5181_DEV_ID && rev >= MV88F5181L_REV_A0) + return MPP_F5181_MASK; + + if (dev == MV88F5182_DEV_ID) + return MPP_F5182_MASK; + + if (dev == MV88F5281_DEV_ID) + return MPP_F5281_MASK; + + printk(KERN_ERR "MPP setup: unknown orion5x variant " + "(dev %#x rev %#x)\n", dev, rev); + return 0; +} + +void __init orion5x_mpp_conf(unsigned int *mpp_list) +{ + orion_mpp_conf(mpp_list, orion5x_variant(), + MPP_MAX, ORION5X_DEV_BUS_VIRT_BASE); +} |