[U-Boot] [PATCH v2 13/30] arm: socfpga: arria10 fpga does not have bridges mapped

Chee Tien Fong
2016-12-28T06:34:24Z

From: Dinh Nguyen <dinh.linux@gmail.com>

On the Arria10 device, the bridges are not mapped through the interconnect.

Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.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();
--
2.2.2