diff mbox series

[U-Boot,RESEND,v7,07/10] ddr: fsl: set cdr1 first in case 0.9v VDD is enabled for some SoCs

Message ID 1512023457-20571-8-git-send-email-rajesh.bhagat@nxp.com
State Superseded
Delegated to: York Sun
Headers show
Series Add VID support for QDS and RDB platforms | expand

Commit Message

Rajesh Bhagat Nov. 30, 2017, 6:30 a.m. UTC 
Sets DDR configuration parameter cdr1 before all other settings
to support case 0.9v VDD is enabled for some SoCs

Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com>
---
 drivers/ddr/fsl/fsl_ddr_gen4.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/ddr/fsl/fsl_ddr_gen4.c b/drivers/ddr/fsl/fsl_ddr_gen4.c
index 058c9b9..b3a27ec 100644
--- a/drivers/ddr/fsl/fsl_ddr_gen4.c
+++ b/drivers/ddr/fsl/fsl_ddr_gen4.c
@@ -95,6 +95,9 @@  void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
 	if (step == 2)
 		goto step2;
 
+	/* Set cdr1 first in case 0.9v VDD is enabled for some SoCs*/
+	ddr_out32(&ddr->ddr_cdr1, regs->ddr_cdr1);
+
 	if (regs->ddr_eor)
 		ddr_out32(&ddr->eor, regs->ddr_eor);
 
@@ -183,7 +186,6 @@  void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
 	ddr_out32(&ddr->ddr_sdram_rcw_4, regs->ddr_sdram_rcw_4);
 	ddr_out32(&ddr->ddr_sdram_rcw_5, regs->ddr_sdram_rcw_5);
 	ddr_out32(&ddr->ddr_sdram_rcw_6, regs->ddr_sdram_rcw_6);
-	ddr_out32(&ddr->ddr_cdr1, regs->ddr_cdr1);
 #ifdef CONFIG_DEEP_SLEEP
 	if (is_warm_boot()) {
 		ddr_out32(&ddr->sdram_cfg_2,