diff options
Diffstat (limited to 'board/freescale/imx8mq_evk/ddr/ddr_init.c')
| -rw-r--r-- | board/freescale/imx8mq_evk/ddr/ddr_init.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/board/freescale/imx8mq_evk/ddr/ddr_init.c b/board/freescale/imx8mq_evk/ddr/ddr_init.c index b6d922f39c..e6796835dd 100644 --- a/board/freescale/imx8mq_evk/ddr/ddr_init.c +++ b/board/freescale/imx8mq_evk/ddr/ddr_init.c @@ -127,8 +127,10 @@ void lpddr4_800MHz_cfg_umctl2(void) dwc_ddrphy_apb_wr(DDRC_SCHED(0), 0x29511505); dwc_ddrphy_apb_wr(DDRC_SCHED1(0), 0x0000002c); dwc_ddrphy_apb_wr(DDRC_PERFHPR1(0), 0x5900575b); - dwc_ddrphy_apb_wr(DDRC_PERFLPR1(0), 0x00000009); - dwc_ddrphy_apb_wr(DDRC_PERFWR1(0), 0x02005574); + /* 150T starve and 0x90 max tran len */ + dwc_ddrphy_apb_wr(DDRC_PERFLPR1(0), 0x90000096); + /* 300T starve and 0x10 max tran len */ + dwc_ddrphy_apb_wr(DDRC_PERFWR1(0), 0x1000012c); dwc_ddrphy_apb_wr(DDRC_DBG0(0), 0x00000016); dwc_ddrphy_apb_wr(DDRC_DBG1(0), 0x00000000); dwc_ddrphy_apb_wr(DDRC_DBGCMD(0), 0x00000000); @@ -138,10 +140,12 @@ void lpddr4_800MHz_cfg_umctl2(void) dwc_ddrphy_apb_wr(DDRC_PCFGR_0(0), 0x000010f3); dwc_ddrphy_apb_wr(DDRC_PCFGW_0(0), 0x000072ff); dwc_ddrphy_apb_wr(DDRC_PCTRL_0(0), 0x00000001); - dwc_ddrphy_apb_wr(DDRC_PCFGQOS0_0(0), 0x01110d00); - dwc_ddrphy_apb_wr(DDRC_PCFGQOS1_0(0), 0x00620790); - dwc_ddrphy_apb_wr(DDRC_PCFGWQOS0_0(0), 0x00100001); - dwc_ddrphy_apb_wr(DDRC_PCFGWQOS1_0(0), 0x0000041f); + /* disable Read Qos*/ + dwc_ddrphy_apb_wr(DDRC_PCFGQOS0_0(0), 0x00000e00); + dwc_ddrphy_apb_wr(DDRC_PCFGQOS1_0(0), 0x0062ffff); + /* disable Write Qos*/ + dwc_ddrphy_apb_wr(DDRC_PCFGWQOS0_0(0), 0x00000e00); + dwc_ddrphy_apb_wr(DDRC_PCFGWQOS1_0(0), 0x0000ffff); dwc_ddrphy_apb_wr(DDRC_FREQ1_DERATEEN(0), 0x00000202); dwc_ddrphy_apb_wr(DDRC_FREQ1_DERATEINT(0), 0xec78f4b5); dwc_ddrphy_apb_wr(DDRC_FREQ1_RFSHCTL0(0), 0x00618040); |