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dmaengine: fsl-edma: clean up unused "fsl,imx8qm-adma" compatible string

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[ Upstream commit 77584368a0 ]

The eDMA hardware issue only exist imx8QM A0. A0 never mass production.
So remove the workaround safely.

Signed-off-by: Joy Zou <joy.zou@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20240424064508.1886764-2-joy.zou@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Stable-dep-of: 8ddad55899 ("dmaengine: fsl-edma: change the memory access from local into remote mode in i.MX 8QM")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Joy Zou 2024-04-24 14:45:07 +08:00 committed by Greg Kroah-Hartman
parent ba20b7f28e
commit 417b64e4c8
3 changed files with 4 additions and 22 deletions
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16
drivers/dma/fsl-edma-common.c
View File

@ -75,18 +75,10 @@ static void fsl_edma3_enable_request(struct fsl_edma_chan *fsl_chan)
flags = fsl_edma_drvflags(fsl_chan);
val = edma_readl_chreg(fsl_chan, ch_sbr);
/* Remote/local swapped wrongly on iMX8 QM Audio edma */
if (flags & FSL_EDMA_DRV_QUIRK_SWAPPED) {
if (!fsl_chan->is_rxchan)
val |= EDMA_V3_CH_SBR_RD;
else
val |= EDMA_V3_CH_SBR_WR;
} else {
if (fsl_chan->is_rxchan)
val |= EDMA_V3_CH_SBR_RD;
else
val |= EDMA_V3_CH_SBR_WR;
}
if (fsl_chan->is_rxchan)
val |= EDMA_V3_CH_SBR_RD;
else
val |= EDMA_V3_CH_SBR_WR;
if (fsl_chan->is_remote)
val &= ~(EDMA_V3_CH_SBR_RD | EDMA_V3_CH_SBR_WR);

2
drivers/dma/fsl-edma-common.h
View File

@ -178,8 +178,6 @@ struct fsl_edma_desc {
#define FSL_EDMA_DRV_HAS_PD BIT(5)
#define FSL_EDMA_DRV_HAS_CHCLK BIT(6)
#define FSL_EDMA_DRV_HAS_CHMUX BIT(7)
/* imx8 QM audio edma remote local swapped */
#define FSL_EDMA_DRV_QUIRK_SWAPPED BIT(8)
/* control and status register is in tcd address space, edma3 reg layout */
#define FSL_EDMA_DRV_SPLIT_REG BIT(9)
#define FSL_EDMA_DRV_BUS_8BYTE BIT(10)

8
drivers/dma/fsl-edma-main.c
View File

@ -346,13 +346,6 @@ static struct fsl_edma_drvdata imx8qm_data = {
.setup_irq = fsl_edma3_irq_init,
};
static struct fsl_edma_drvdata imx8qm_audio_data = {
.flags = FSL_EDMA_DRV_QUIRK_SWAPPED | FSL_EDMA_DRV_HAS_PD | FSL_EDMA_DRV_EDMA3,
.chreg_space_sz = 0x10000,
.chreg_off = 0x10000,
.setup_irq = fsl_edma3_irq_init,
};
static struct fsl_edma_drvdata imx8ulp_data = {
.flags = FSL_EDMA_DRV_HAS_CHMUX | FSL_EDMA_DRV_HAS_CHCLK | FSL_EDMA_DRV_HAS_DMACLK |
FSL_EDMA_DRV_EDMA3,
@ -384,7 +377,6 @@ static const struct of_device_id fsl_edma_dt_ids[] = {
{ .compatible = "fsl,ls1028a-edma", .data = &ls1028a_data},
{ .compatible = "fsl,imx7ulp-edma", .data = &imx7ulp_data},
{ .compatible = "fsl,imx8qm-edma", .data = &imx8qm_data},
{ .compatible = "fsl,imx8qm-adma", .data = &imx8qm_audio_data},
{ .compatible = "fsl,imx8ulp-edma", .data = &imx8ulp_data},
{ .compatible = "fsl,imx93-edma3", .data = &imx93_data3},
{ .compatible = "fsl,imx93-edma4", .data = &imx93_data4},