Re: [U-Boot] [PATCH v3 1/2] spl: rk3399: disable DDR security regions for SPL (for DMA in dw_mmc)

2017-04-14 Thread Simon Glass
On 31 March 2017 at 22:23, Simon Glass wrote: > > On 29 March 2017 at 13:20, Philipp Tomsich > wrote: > > The RK3399 hangs during DMA of the Designware MMC controller, when > > performing DMA-based transactions in SPL due to the DDR

Re: [U-Boot] [PATCH v3 1/2] spl: rk3399: disable DDR security regions for SPL (for DMA in dw_mmc)

2017-03-31 Thread Simon Glass
On 29 March 2017 at 13:20, Philipp Tomsich wrote: > The RK3399 hangs during DMA of the Designware MMC controller, when > performing DMA-based transactions in SPL due to the DDR security settings > left behind by the BootROM (i.e. accesses to the first MB of

Re: [U-Boot] [PATCH v3 1/2] spl: rk3399: disable DDR security regions for SPL (for DMA in dw_mmc)

2017-03-29 Thread Kever Yang
Hi Philipp, On 03/30/2017 03:20 AM, Philipp Tomsich wrote: The RK3399 hangs during DMA of the Designware MMC controller, when performing DMA-based transactions in SPL due to the DDR security settings left behind by the BootROM (i.e. accesses to the first MB of DRAM are restricted... however,

[U-Boot] [PATCH v3 1/2] spl: rk3399: disable DDR security regions for SPL (for DMA in dw_mmc)

2017-03-29 Thread Philipp Tomsich
The RK3399 hangs during DMA of the Designware MMC controller, when performing DMA-based transactions in SPL due to the DDR security settings left behind by the BootROM (i.e. accesses to the first MB of DRAM are restricted... however, the DMA is likely to target this first MB, as it transfers