From: Li Yu <[email protected]> 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 <[email protected]> Cc: Vinod Koul <[email protected]> Cc: Tanglei Han <[email protected]> Cc: Zhuangluan Su <[email protected]> Cc: Ryan Grachek <[email protected]> Cc: Manivannan Sadhasivam <[email protected]> Cc: [email protected] Signed-off-by: Li Yu <[email protected]> Signed-off-by: Guodong Xu <[email protected]> [jstultz: Minor tweaks to commit message] Signed-off-by: John Stultz <[email protected]> --- 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
