fpga: zynqmp: Update zynqmp_load() as per latest xilfpga

Latest xilfpga expects to set BIT5 of flags for nonsecure
bitsream and also expects length in bytes instead of words
This patch does the same.

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Joe Hershberger <joe.hershberger@ni.com>

arch/arm/include/asm/arch-zynqmp/sys_proto.h

@@ -14,6 +14,8 @@
 #define ZYNQMP_SIP_SVC_PM_SECURE_IMG_LOAD	0xC200002D
 #define KEY_PTR_LEN	32
 
+#define ZYNQMP_FPGA_BIT_NS		5
+
 enum {
 	IDCODE,
 	VERSION,

drivers/fpga/zynqmppl.c

@@ -209,13 +209,9 @@ static int zynqmp_load(xilinx_desc *desc, const void *buf, size_t bsize,
 	debug("%s called!\n", __func__);
 	flush_dcache_range(bin_buf, bin_buf + bsize);
 
-	if (bsize % 4)
-		bsize = bsize / 4 + 1;
-	else
-		bsize = bsize / 4;
-
 	buf_lo = (u32)bin_buf;
 	buf_hi = upper_32_bits(bin_buf);
+	bstype |= BIT(ZYNQMP_FPGA_BIT_NS);
 	ret = invoke_smc(ZYNQMP_SIP_SVC_PM_FPGA_LOAD, buf_lo, buf_hi, bsize,
 			 bstype, ret_payload);
 	if (ret)