Re: Re: [Rock Pi 4+] Mainline LPDDR4 RAM initialisation is not sufficient to boot successfully

2022-06-17 Thread Lee Jones
On Fri, 17 Jun 2022, c...@rock-chips.com wrote: > Could you help us to get the DRAM part number which initialization failures > on the Rock Pi 4+. I have tested 3 boards; one appears to be fully working, on another 1 of the 2 LPDDR4 (Channel 1) chips consistently fails with a Col and Cap

Re: Re: [Rock Pi 4+] Mainline LPDDR4 RAM initialisation is not sufficient to boot successfully

2022-06-17 Thread c...@rock-chips.com
et_rate_1, .modify_param = lpddr4_modify_param, .get_phy_index_params = lpddr4_get_phy_index_params, #endif From: Lee Jones Date: 2022-06-17 03:15 To: u-boot; linux-rockchip CC: wxt; kever.yang; zhangqing; derrick.huang; chenjh; hisping.lin; typ; cwz; chenfen; jagan; sjg; cym; pgwipeout; adelva; rammuthi

Re: [Rock Pi 4+] Mainline LPDDR4 RAM initialisation is not sufficient to boot successfully

2022-06-16 Thread Lee Jones
On Wed, 25 May 2022, Lee Jones wrote: > Good afternoon, > > > > There appear to be a number of issues with the Rockchip

[Rock Pi 4+] Mainline LPDDR4 RAM initialisation is not sufficient to boot successfully

2022-05-25 Thread Lee Jones
Good afternoon, There appear to be a number of issues with the Rockchip rk3399 DDR RAM initialisation