diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/fpga/Kconfig | 7 | ||||
| -rw-r--r-- | drivers/fpga/Makefile | 1 | ||||
| -rw-r--r-- | drivers/fpga/altera-pr-ip-core-plat.c | 68 |
3 files changed, 76 insertions, 0 deletions
diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig index e2cc0ad5656c..116ee92fe034 100644 --- a/drivers/fpga/Kconfig +++ b/drivers/fpga/Kconfig @@ -88,6 +88,13 @@ config ALTERA_PR_IP_CORE help Core driver support for Altera Partial Reconfiguration IP component +config ALTERA_PR_IP_CORE_PLAT + tristate "Platform support of Altera Partial Reconfiguration IP Core" + depends on ALTERA_PR_IP_CORE && OF && HAS_IOMEM + help + Platform driver support for Altera Partial Reconfiguration IP + component + endif # FPGA endmenu diff --git a/drivers/fpga/Makefile b/drivers/fpga/Makefile index 968fd51cb619..530cf9410dde 100644 --- a/drivers/fpga/Makefile +++ b/drivers/fpga/Makefile @@ -13,6 +13,7 @@ obj-$(CONFIG_FPGA_MGR_TS73XX) += ts73xx-fpga.o obj-$(CONFIG_FPGA_MGR_XILINX_SPI) += xilinx-spi.o obj-$(CONFIG_FPGA_MGR_ZYNQ_FPGA) += zynq-fpga.o obj-$(CONFIG_ALTERA_PR_IP_CORE) += altera-pr-ip-core.o +obj-$(CONFIG_ALTERA_PR_IP_CORE_PLAT) += altera-pr-ip-core-plat.o # FPGA Bridge Drivers obj-$(CONFIG_FPGA_BRIDGE) += fpga-bridge.o diff --git a/drivers/fpga/altera-pr-ip-core-plat.c b/drivers/fpga/altera-pr-ip-core-plat.c new file mode 100644 index 000000000000..8fb36b8b4648 --- /dev/null +++ b/drivers/fpga/altera-pr-ip-core-plat.c @@ -0,0 +1,68 @@ +/* + * Driver for Altera Partial Reconfiguration IP Core + * + * Copyright (C) 2016-2017 Intel Corporation + * + * Based on socfpga-a10.c Copyright (C) 2015-2016 Altera Corporation + * by Alan Tull <atull@opensource.altera.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ +#include <linux/fpga/altera-pr-ip-core.h> +#include <linux/module.h> +#include <linux/of_device.h> + +static int alt_pr_platform_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + void __iomem *reg_base; + struct resource *res; + + /* First mmio base is for register access */ + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + + reg_base = devm_ioremap_resource(dev, res); + + if (IS_ERR(reg_base)) + return PTR_ERR(reg_base); + + return alt_pr_register(dev, reg_base); +} + +static int alt_pr_platform_remove(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + + return alt_pr_unregister(dev); +} + +static const struct of_device_id alt_pr_of_match[] = { + { .compatible = "altr,a10-pr-ip", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, alt_pr_of_match); + +static struct platform_driver alt_pr_platform_driver = { + .probe = alt_pr_platform_probe, + .remove = alt_pr_platform_remove, + .driver = { + .name = "alt_a10_pr_ip", + .of_match_table = alt_pr_of_match, + }, +}; + +module_platform_driver(alt_pr_platform_driver); +MODULE_AUTHOR("Matthew Gerlach <matthew.gerlach@linux.intel.com>"); +MODULE_DESCRIPTION("Altera Partial Reconfiguration IP Platform Driver"); +MODULE_LICENSE("GPL v2"); |