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[U-Boot] spi: zynqmp_gqspi: Fix tap delay values at 100MHz and 150MHz

Message ID 394ce8ed9145c633eb1e9f502814101de23202b1.1551955919.git.michal.simek@xilinx.com
State Accepted
Commit 1a474381b6f709582c5d71d0d7cc826ab96f8411
Delegated to: Michal Simek
Headers show
Series [U-Boot] spi: zynqmp_gqspi: Fix tap delay values at 100MHz and 150MHz | expand

Commit Message

Michal Simek March 7, 2019, 10:52 a.m. UTC 
From: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>

This patch fixes the tap delay values to be set at 100MHz and 150MHz
as per TRM by fixing the if condition to use <= instead of <.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

 drivers/spi/zynqmp_gqspi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/spi/zynqmp_gqspi.c b/drivers/spi/zynqmp_gqspi.c
index da9413c06615..04ea42cbccc4 100644
--- a/drivers/spi/zynqmp_gqspi.c
+++ b/drivers/spi/zynqmp_gqspi.c
@@ -267,7 +267,7 @@  void zynqmp_qspi_set_tapdelay(struct udevice *bus, u32 baudrateval)
 		zynqmp_mmio_read(IOU_TAPDLY_BYPASS_OFST, &tapdlybypass);
 		tapdlybypass |= (TAP_DLY_BYPASS_LQSPI_RX_VALUE <<
 				TAP_DLY_BYPASS_LQSPI_RX_SHIFT);
-	} else if (reqhz < GQSPI_FREQ_100MHZ) {
+	} else if (reqhz <= GQSPI_FREQ_100MHZ) {
 		zynqmp_mmio_read(IOU_TAPDLY_BYPASS_OFST, &tapdlybypass);
 		tapdlybypass |= (TAP_DLY_BYPASS_LQSPI_RX_VALUE <<
 				TAP_DLY_BYPASS_LQSPI_RX_SHIFT);
@@ -277,7 +277,7 @@  void zynqmp_qspi_set_tapdelay(struct udevice *bus, u32 baudrateval)
 		datadlyadj |= ((GQSPI_USE_DATA_DLY << GQSPI_USE_DATA_DLY_SHIFT)
 				| (GQSPI_DATA_DLY_ADJ_VALUE <<
 					GQSPI_DATA_DLY_ADJ_SHIFT));
-	} else if (reqhz < GQSPI_FREQ_150MHZ) {
+	} else if (reqhz <= GQSPI_FREQ_150MHZ) {
 		lpbkdlyadj = readl(&regs->lpbkdly);
 		lpbkdlyadj |= ((GQSPI_LPBK_DLY_ADJ_LPBK_MASK) |
 				GQSPI_LPBK_DLY_ADJ_DLY_0);