st 11. 9. 2019 v 9:47 odesÃlatel Michal Simek <michal.si...@xilinx.com> napsal:
>
> From: Rajan Vaja <rajan.v...@xilinx.com>
>
> Add simple ZynqMP firmware drive to populate child nodes under
> zynqmp_firmware DT node.
>
> Signed-off-by: Rajan Vaja <rajan.v...@xilinx.com>
> Signed-off-by: Michal Simek <michal.si...@xilinx.com>
> ---
>
> drivers/clk/Kconfig | 1 +
> drivers/firmware/Kconfig | 10 ++++++++++
> drivers/firmware/Makefile | 1 +
> drivers/firmware/firmware-zynqmp.c | 15 +++++++++++++++
> 4 files changed, 27 insertions(+)
> create mode 100644 drivers/firmware/firmware-zynqmp.c
>
> diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
> index 95fe0aea2ce8..305cbd96f165 100644
> --- a/drivers/clk/Kconfig
> +++ b/drivers/clk/Kconfig
> @@ -113,6 +113,7 @@ config CLK_ZYNQ
> config CLK_ZYNQMP
> bool "Enable clock driver support for ZynqMP"
> depends on ARCH_ZYNQMP
> + select ZYNQMP_FIRMWARE
> help
> This clock driver adds support for clock realted settings for
> ZynqMP platform.
> diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig
> index 873bc8c79679..b70a2063551c 100644
> --- a/drivers/firmware/Kconfig
> +++ b/drivers/firmware/Kconfig
> @@ -26,3 +26,13 @@ config TI_SCI_PROTOCOL
>
> This protocol library is used by client drivers to use the features
> provided by the system controller.
> +
> +config ZYNQMP_FIRMWARE
> + bool "ZynqMP Firmware interface"
> + select FIRMWARE
> + help
> + Firmware interface driver is used by different
> + drivers to communicate with the firmware for
> + various platform management services.
> + Say yes to enable ZynqMP firmware interface driver.
> + If in doubt, say N.
> diff --git a/drivers/firmware/Makefile b/drivers/firmware/Makefile
> index 6c3e12968527..a0c250a473eb 100644
> --- a/drivers/firmware/Makefile
> +++ b/drivers/firmware/Makefile
> @@ -2,3 +2,4 @@ obj-$(CONFIG_FIRMWARE) += firmware-uclass.o
> obj-$(CONFIG_$(SPL_)ARM_PSCI_FW) += psci.o
> obj-$(CONFIG_TI_SCI_PROTOCOL) += ti_sci.o
> obj-$(CONFIG_SANDBOX) += firmware-sandbox.o
> +obj-$(CONFIG_ZYNQMP_FIRMWARE) += firmware-zynqmp.o
> diff --git a/drivers/firmware/firmware-zynqmp.c
> b/drivers/firmware/firmware-zynqmp.c
> new file mode 100644
> index 000000000000..b36eda1b04be
> --- /dev/null
> +++ b/drivers/firmware/firmware-zynqmp.c
> @@ -0,0 +1,15 @@
> +// SPDX-License-Identifier: GPL-2.0
> +
> +#include <dm.h>
> +
> +static const struct udevice_id zynqmp_firmware_ids[] = {
> + { .compatible = "xlnx,zynqmp-firmware" },
> + { }
> +};
> +
> +U_BOOT_DRIVER(zynqmp_firmware) = {
> + .id = UCLASS_FIRMWARE,
> + .name = "zynqmp-firmware",
> + .probe = dm_scan_fdt_dev,
> + .of_match = zynqmp_firmware_ids,
> +};
> --
> 2.17.1
>
Applied with also record in MAINTAINERS file.
M
--
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs
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