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ENGR00122467 iMX23/iMX28 Avoid write bit to read only register

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HW_APBH_CTRL2 and HW_APBX_CTRL2 high 16bit is ready only

Signed-off-by: Frank Li <Frank.Li@freescale.com>
This commit is contained in:
Frank Li
2010-04-12 17:36:25 +08:00
committed by Matt Sealey
parent 6626880b24
commit 049eef2af6
2 changed files with 0 additions and 4 deletions
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2
arch/arm/plat-mxs/dma-apbh.c
View File

@@ -143,10 +143,8 @@ mxs_dma_apbh_enable_irq(struct mxs_dma_device *pdev,
{
if (enable) {
__raw_writel(1 << (chan + 16), pdev->base + HW_APBH_CTRL1_SET);
__raw_writel(1 << (chan + 16), pdev->base + HW_APBH_CTRL2_SET);
} else {
__raw_writel(1 << (chan + 16), pdev->base + HW_APBH_CTRL1_CLR);
__raw_writel(1 << (chan + 16), pdev->base + HW_APBH_CTRL2_CLR);
}
}

2
arch/arm/plat-mxs/dma-apbx.c
View File

@@ -115,10 +115,8 @@ mxs_dma_apbx_enable_irq(struct mxs_dma_device *pdev,
{
if (enable) {
__raw_writel(1 << (chan + 16), pdev->base + HW_APBX_CTRL1_SET);
__raw_writel(1 << (chan + 16), pdev->base + HW_APBX_CTRL2_SET);
} else {
__raw_writel(1 << (chan + 16), pdev->base + HW_APBX_CTRL1_CLR);
__raw_writel(1 << (chan + 16), pdev->base + HW_APBX_CTRL2_CLR);
}
}