u-boot

Commit Graph

Author	SHA1	Message	Date
Jacky Bai	b80ec768a3	imx8ulp:ddr: saving the dram config timing data into sram On i.MX8ULP, The dram config timing need to be saved into sram for ddr retention when APD enter PD mode, so add this support on i.MX8ULP. Reviewed-by: Ye Li <ye.li@nxp.com> Signed-off-by: Jacky Bai <ping.bai@nxp.com> Signed-off-by: Peng Fan <peng.fan@nxp.com>	2022-02-05 13:38:39 +01:00
Ye Li	7a6577fed4	ddr: Add DDR driver for iMX8ULP Add iMX8ULP DDR initialization driver which loads the DDR timing parameters and executes the training procedure. When enabling IMX8ULP_DRAM_PHY_PLL_BYPASS, using PHY PLL bypass mode to do DDR init Signed-off-by: Ye Li <ye.li@nxp.com>	2021-08-09 14:46:51 +02:00

Author

SHA1

Message

Date

Jacky Bai

b80ec768a3

imx8ulp:ddr: saving the dram config timing data into sram

On i.MX8ULP, The dram config timing need to be saved into sram for
ddr retention when APD enter PD mode, so add this support on i.MX8ULP.

Reviewed-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Jacky Bai <ping.bai@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>

2022-02-05 13:38:39 +01:00

Ye Li

7a6577fed4

ddr: Add DDR driver for iMX8ULP

Add iMX8ULP DDR initialization driver which loads the DDR timing
parameters and executes the training procedure.

When enabling IMX8ULP_DRAM_PHY_PLL_BYPASS, using PHY PLL bypass mode
to do DDR init

Signed-off-by: Ye Li <ye.li@nxp.com>

2021-08-09 14:46:51 +02:00

2 Commits