[PATCH 03/13] imx: ddr: imx8m: add print for DRAM rate

Peng Fan (OSS) peng.fan at oss.nxp.com
Mon Dec 28 13:17:00 CET 2020


From: Ye Li <ye.li at nxp.com>

Enable print to show the DRAM rate of current setting and training
result.

Signed-off-by: Ye Li <ye.li at nxp.com>
Reviewed-by: Peng Fan <peng.fan at nxp.com>
Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
 drivers/ddr/imx/imx8m/ddr_init.c     | 7 ++++---
 drivers/ddr/imx/imx8m/ddrphy_utils.c | 2 +-
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/ddr/imx/imx8m/ddr_init.c b/drivers/ddr/imx/imx8m/ddr_init.c
index 99a67edfb0..65739dbaa7 100644
--- a/drivers/ddr/imx/imx8m/ddr_init.c
+++ b/drivers/ddr/imx/imx8m/ddr_init.c
@@ -96,7 +96,7 @@ int ddr_init(struct dram_timing_info *dram_timing)
 	unsigned int tmp, initial_drate, target_freq;
 	int ret;
 
-	debug("DDRINFO: start DRAM init\n");
+	printf("DDRINFO: start DRAM init\n");
 
 	/* Step1: Follow the power up procedure */
 	if (is_imx8mq()) {
@@ -119,6 +119,7 @@ int ddr_init(struct dram_timing_info *dram_timing)
 
 	initial_drate = dram_timing->fsp_msg[0].drate;
 	/* default to the frequency point 0 clock */
+	printf("DDRINFO: DRAM rate %dMTS\n", initial_drate);
 	ddrphy_init_set_dfi_clk(initial_drate);
 
 	/* D-aasert the presetn */
@@ -185,7 +186,7 @@ int ddr_init(struct dram_timing_info *dram_timing)
 		tmp = reg32_read(DDRPHY_CalBusy(0));
 	} while ((tmp & 0x1));
 
-	debug("DDRINFO:ddrphy calibration done\n");
+	printf("DDRINFO:ddrphy calibration done\n");
 
 	/* Step15: Set SWCTL.sw_done to 0 */
 	reg32_write(DDRC_SWCTL(0), 0x00000000);
@@ -240,7 +241,7 @@ int ddr_init(struct dram_timing_info *dram_timing)
 
 	/* enable port 0 */
 	reg32_write(DDRC_PCTRL_0(0), 0x00000001);
-	debug("DDRINFO: ddrmix config done\n");
+	printf("DDRINFO: ddrmix config done\n");
 
 	board_dram_ecc_scrub();
 
diff --git a/drivers/ddr/imx/imx8m/ddrphy_utils.c b/drivers/ddr/imx/imx8m/ddrphy_utils.c
index 0f8baefb1f..326b92d784 100644
--- a/drivers/ddr/imx/imx8m/ddrphy_utils.c
+++ b/drivers/ddr/imx/imx8m/ddrphy_utils.c
@@ -104,7 +104,7 @@ int wait_ddrphy_training_complete(void)
 			debug("Training PASS\n");
 			return 0;
 		} else if (mail == 0xff) {
-			debug("Training FAILED\n");
+			printf("Training FAILED\n");
 			return -1;
 		}
 	}
-- 
2.28.0



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