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author | Michal Simek <michal.simek@xilinx.com> | 2016-02-01 14:05:58 (GMT) |
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committer | Michal Simek <michal.simek@xilinx.com> | 2016-09-22 05:33:21 (GMT) |
commit | 47e60cbdf8aaa0a2ab0664fb8d12084820276202 (patch) | |
tree | a854153112e9cc1ea449ab7ae793cf60696976e8 /board/xilinx/zynqmp/zynqmp.c | |
parent | 6b2450143882987f4287ea78783866c5f9ac4aff (diff) | |
download | u-boot-fsl-qoriq-47e60cbdf8aaa0a2ab0664fb8d12084820276202.tar.xz |
ARM64: zynqmp: Add support for chip ID detection
Chip ID needs to be known for loading bitstream because
U-Boot checks ID from bitstream header in BIT format.
BIN format is completely unchecked.
The chipid is get from ATF via SMC.
Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'board/xilinx/zynqmp/zynqmp.c')
-rw-r--r-- | board/xilinx/zynqmp/zynqmp.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c index df4fc90..566b5e8 100644 --- a/board/xilinx/zynqmp/zynqmp.c +++ b/board/xilinx/zynqmp/zynqmp.c @@ -16,15 +16,114 @@ #include <asm/io.h> #include <usb.h> #include <dwc3-uboot.h> +#include <zynqmppl.h> #include <i2c.h> #include <g_dnl.h> DECLARE_GLOBAL_DATA_PTR; +#if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_ZYNQMPPL) && \ + !defined(CONFIG_SPL_BUILD) +static xilinx_desc zynqmppl = XILINX_ZYNQMP_DESC; + +static const struct { + uint32_t id; + char *name; +} zynqmp_devices[] = { + { + .id = 0x10, + .name = "3eg", + }, + { + .id = 0x11, + .name = "2eg", + }, + { + .id = 0x20, + .name = "5ev", + }, + { + .id = 0x21, + .name = "4ev", + }, + { + .id = 0x30, + .name = "7ev", + }, + { + .id = 0x38, + .name = "9eg", + }, + { + .id = 0x39, + .name = "6eg", + }, + { + .id = 0x40, + .name = "11eg", + }, + { + .id = 0x50, + .name = "15eg", + }, + { + .id = 0x58, + .name = "19eg", + }, + { + .id = 0x59, + .name = "17eg", + }, +}; + +static int chip_id(void) +{ + struct pt_regs regs; + regs.regs[0] = ZYNQMP_SIP_SVC_CSU_DMA_CHIPID; + regs.regs[1] = 0; + regs.regs[2] = 0; + regs.regs[3] = 0; + + smc_call(®s); + + return regs.regs[0]; +} + +static char *zynqmp_get_silicon_idcode_name(void) +{ + uint32_t i, id; + + id = chip_id(); + for (i = 0; i < ARRAY_SIZE(zynqmp_devices); i++) { + if (zynqmp_devices[i].id == id) + return zynqmp_devices[i].name; + } + return "unknown"; +} +#endif + +#define ZYNQMP_VERSION_SIZE 9 + int board_init(void) { printf("EL Level:\tEL%d\n", current_el()); +#if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_ZYNQMPPL) && \ + !defined(CONFIG_SPL_BUILD) || (defined(CONFIG_SPL_FPGA_SUPPORT) && \ + defined(CONFIG_SPL_BUILD)) + if (current_el() != 3) { + static char version[ZYNQMP_VERSION_SIZE]; + + strncat(version, "xczu", ZYNQMP_VERSION_SIZE); + zynqmppl.name = strncat(version, + zynqmp_get_silicon_idcode_name(), + ZYNQMP_VERSION_SIZE); + printf("Chip ID:\t%s\n", zynqmppl.name); + fpga_init(); + fpga_add(fpga_xilinx, &zynqmppl); + } +#endif + return 0; } |