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dmaengine: k3dma: Delete axi_config

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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]
Acked-by: Manivannan Sadhasivam <[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]>
Signed-off-by: Vinod Koul <[email protected]>
This commit is contained in:
Li Yu 2019-01-24 12:24:19 -08:00 • committed by Vinod Koul
commit 1200e070d6
1 changed files with 0 additions and 3 deletions
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3
drivers/dma/k3dma.c
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@ -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
@ -169,7 +167,6 @@ 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);
}