Re: [PATCH v6 16/22] memory: mtk-smi: Add bus_sel for mt8183

2019-02-19 Thread Evan Green
On Sun, Feb 17, 2019 at 1:09 AM Yong Wu wrote: > > There are 2 mmu cells in a M4U HW. we could adjust some larbs entering > mmu0 or mmu1 to balance the bandwidth via the smi-common register > SMI_BUS_SEL(0x220)(Each larb occupy 2 bits). > > In mt8183, For better performance, we switch larb1/2/5/7

[PATCH v6 16/22] memory: mtk-smi: Add bus_sel for mt8183

2019-02-17 Thread Yong Wu
There are 2 mmu cells in a M4U HW. we could adjust some larbs entering mmu0 or mmu1 to balance the bandwidth via the smi-common register SMI_BUS_SEL(0x220)(Each larb occupy 2 bits). In mt8183, For better performance, we switch larb1/2/5/7 to enter mmu1 while the others still keep enter mmu0. In m