On Fri, Jan 04, 2019 at 12:56:24PM -0800, John Stultz wrote: > From: Li Yu <liy...@hisilicon.com> > > Axi_config controls whether DMA resources can be accessed in non-secure > mode, such as linux kernel. The register should be set by the bootloader > stage and depends on the device. > > Thus, this patch removes axi_config from k3dma driver. > > Cc: Dan Williams <dan.j.willi...@intel.com> > Cc: Vinod Koul <vk...@kernel.org> > Cc: Tanglei Han <hantang...@huawei.com> > Cc: Zhuangluan Su <suzhuangl...@hisilicon.com> > Cc: Ryan Grachek <r...@edited.us> > Cc: Manivannan Sadhasivam <manivannan.sadhasi...@linaro.org> > Cc: dmaeng...@vger.kernel.org > Signed-off-by: Li Yu <liy...@hisilicon.com> > Signed-off-by: Guodong Xu <guodong...@linaro.org> > [jstultz: Minor tweaks to commit message] > Signed-off-by: John Stultz <john.stu...@linaro.org>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasi...@linaro.org> Thanks, Mani > --- > drivers/dma/k3dma.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c > index df61406..b2060bf 100644 > --- a/drivers/dma/k3dma.c > +++ b/drivers/dma/k3dma.c > @@ -52,8 +52,6 @@ > #define CX_SRC 0x814 > #define CX_DST 0x818 > #define CX_CFG 0x81c > -#define AXI_CFG 0x820 > -#define AXI_CFG_DEFAULT 0x201201 > > #define CX_LLI_CHAIN_EN 0x2 > #define CX_CFG_EN 0x1 > @@ -168,7 +166,6 @@ static void k3_dma_set_desc(struct k3_dma_phy *phy, > struct k3_desc_hw *hw) > writel_relaxed(hw->count, phy->base + CX_CNT0); > writel_relaxed(hw->saddr, phy->base + CX_SRC); > writel_relaxed(hw->daddr, phy->base + CX_DST); > - writel_relaxed(AXI_CFG_DEFAULT, phy->base + AXI_CFG); > writel_relaxed(hw->config, phy->base + CX_CFG); > } > > -- > 2.7.4 >
