From: Tien Fong Chee tien.fong.chee@intel.com
On the Arria10 device, the bridges are not mapped through the interconnect.
Signed-off-by: Dinh Nguyen dinguyen@opensource.altera.com Signed-off-by: Tien Fong Chee tien.fong.chee@intel.com Cc: Marek Vasut marex@denx.de Cc: Dinh Nguyen dinguyen@kernel.org Cc: Chin Liang See chin.liang.see@intel.com Cc: Tien Fong skywindctf@gmail.com --- drivers/fpga/socfpga.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/fpga/socfpga.c b/drivers/fpga/socfpga.c index f1b2f2c..bfefafd 100644 --- a/drivers/fpga/socfpga.c +++ b/drivers/fpga/socfpga.c @@ -278,8 +278,10 @@ int socfpga_load(Altera_desc *desc, const void *rbf_data, size_t rbf_size) /* Disable all axi bridge (hps2fpga, lwhps2fpga & fpga2hps) */ socfpga_bridges_reset(1);
+#if defined(CONFIG_TARGET_SOCFPGA_GEN5) /* Unmap the bridges from NIC-301 */ writel(0x1, SOCFPGA_L3REGS_ADDRESS); +#endif
/* Initialize the FPGA Manager */ status = fpgamgr_program_init();