diff --git a/board/xilinx/versal/board.c b/board/xilinx/versal/board.c index b5ddd0c5ad..a2b00aa0b6 100644 --- a/board/xilinx/versal/board.c +++ b/board/xilinx/versal/board.c @@ -11,13 +11,23 @@ #include #include #include +#include DECLARE_GLOBAL_DATA_PTR; +#if defined(CONFIG_FPGA_VERSALPL) +static xilinx_desc versalpl = XILINX_VERSAL_DESC; +#endif + int board_init(void) { printf("EL Level:\tEL%d\n", current_el()); +#if defined(CONFIG_FPGA_VERSALPL) + fpga_init(); + fpga_add(fpga_xilinx, &versalpl); +#endif + return 0; } diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig index 105a299812..fe398a1d49 100644 --- a/drivers/fpga/Kconfig +++ b/drivers/fpga/Kconfig @@ -56,6 +56,15 @@ config FPGA_ZYNQMPPL Enable FPGA driver for loading bitstream in BIT and BIN format on Xilinx Zynq UltraScale+ (ZynqMP) device. +config FPGA_VERSALPL + bool "Enable Xilinx FPGA driver for Versal" + depends on FPGA_XILINX + help + Enable FPGA driver for loading bitstream in PDI format on Xilinx + Versal device. PDI is a new programmable device image format for + Versal. The bitstream will only be generated as PDI for Versal + platform. + config FPGA_SPARTAN3 bool "Enable Spartan3 FPGA driver" depends on FPGA_XILINX diff --git a/drivers/fpga/Makefile b/drivers/fpga/Makefile index 5a778c10e8..04e6480f20 100644 --- a/drivers/fpga/Makefile +++ b/drivers/fpga/Makefile @@ -6,6 +6,7 @@ obj-y += fpga.o obj-$(CONFIG_FPGA_SPARTAN2) += spartan2.o obj-$(CONFIG_FPGA_SPARTAN3) += spartan3.o +obj-$(CONFIG_FPGA_VERSALPL) += versalpl.o obj-$(CONFIG_FPGA_VIRTEX2) += virtex2.o obj-$(CONFIG_FPGA_ZYNQPL) += zynqpl.o obj-$(CONFIG_FPGA_ZYNQMPPL) += zynqmppl.o diff --git a/drivers/fpga/versalpl.c b/drivers/fpga/versalpl.c new file mode 100644 index 0000000000..69617a9b1d --- /dev/null +++ b/drivers/fpga/versalpl.c @@ -0,0 +1,51 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * (C) Copyright 2019, Xilinx, Inc, + * Siva Durga Prasad Paladugu + */ + +#include +#include +#include +#include + +static ulong versal_align_dma_buffer(ulong *buf, u32 len) +{ + ulong *new_buf; + + if ((ulong)buf != ALIGN((ulong)buf, ARCH_DMA_MINALIGN)) { + new_buf = (ulong *)ALIGN((ulong)buf, ARCH_DMA_MINALIGN); + memcpy(new_buf, buf, len); + buf = new_buf; + } + + return (ulong)buf; +} + +static int versal_load(xilinx_desc *desc, const void *buf, size_t bsize, + bitstream_type bstype) +{ + ulong bin_buf; + int ret; + u32 buf_lo, buf_hi; + u32 ret_payload[5]; + + bin_buf = versal_align_dma_buffer((ulong *)buf, bsize); + + debug("%s called!\n", __func__); + flush_dcache_range(bin_buf, bin_buf + bsize); + + buf_lo = lower_32_bits(bin_buf); + buf_hi = upper_32_bits(bin_buf); + + ret = versal_pm_request(VERSAL_PM_LOAD_PDI, VERSAL_PM_PDI_TYPE, buf_lo, + buf_hi, 0, ret_payload); + if (ret) + puts("PL FPGA LOAD fail\n"); + + return ret; +} + +struct xilinx_fpga_op versal_op = { + .load = versal_load, +}; diff --git a/drivers/fpga/xilinx.c b/drivers/fpga/xilinx.c index f5135504ee..4b0334b6be 100644 --- a/drivers/fpga/xilinx.c +++ b/drivers/fpga/xilinx.c @@ -226,7 +226,10 @@ int xilinx_info(xilinx_desc *desc) case xilinx_zynqmp: printf("ZynqMP PL\n"); break; - /* Add new family types here */ + case xilinx_versal: + printf("Versal PL\n"); + break; + /* Add new family types here */ default: printf ("Unknown family type, %d\n", desc->family); } @@ -257,6 +260,9 @@ int xilinx_info(xilinx_desc *desc) case csu_dma: printf("csu_dma configuration interface (ZynqMP)\n"); break; + case cfi: + printf("CFI configuration interface (Versal)\n"); + break; /* Add new interface types here */ default: printf ("Unsupported interface type, %d\n", desc->iface); diff --git a/include/versalpl.h b/include/versalpl.h new file mode 100644 index 0000000000..b94c82e6e6 --- /dev/null +++ b/include/versalpl.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * (C) Copyright 2019 Xilinx, Inc, + * Siva Durga Prasad Paladugu + */ + +#ifndef _VERSALPL_H_ +#define _VERSALPL_H_ + +#include + +#define VERSAL_PM_LOAD_PDI 0x701 +#define VERSAL_PM_PDI_TYPE 0xF + +extern struct xilinx_fpga_op versal_op; + +#define XILINX_VERSAL_DESC \ +{ xilinx_versal, csu_dma, 1, &versal_op, 0, &versal_op } + +#endif /* _VERSALPL_H_ */ diff --git a/include/xilinx.h b/include/xilinx.h index af40befa52..ab4537becf 100644 --- a/include/xilinx.h +++ b/include/xilinx.h @@ -21,6 +21,7 @@ typedef enum { /* typedef xilinx_iface */ slave_selectmap, /* slave SelectMap (virtex2) */ devcfg, /* devcfg interface (zynq) */ csu_dma, /* csu_dma interface (zynqmp) */ + cfi, /* CFI interface(versal) */ max_xilinx_iface_type /* insert all new types before this */ } xilinx_iface; /* end, typedef xilinx_iface */ @@ -32,6 +33,7 @@ typedef enum { /* typedef xilinx_family */ xilinx_spartan3, /* Spartan-III Family */ xilinx_zynq, /* Zynq Family */ xilinx_zynqmp, /* ZynqMP Family */ + xilinx_versal, /* Versal Family */ max_xilinx_type /* insert all new types before this */ } xilinx_family; /* end, typedef xilinx_family */