- int irq;
- if (cpu_is_omap44xx())
- irq = OMAP44XX_IRQ_SDMA_0;
- else
- irq = INT_24XX_SDMA_IRQ0;
- setup_irq(irq, &omap24xx_dma_irq);
- }
-
- if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
- /* Enable smartidle idlemodes and autoidle */
- u32 v = dma_read(OCP_SYSCONFIG);
- v &= ~(DMA_SYSCONFIG_MIDLEMODE_MASK |
- DMA_SYSCONFIG_SIDLEMODE_MASK |
- DMA_SYSCONFIG_AUTOIDLE);
- v |= (DMA_SYSCONFIG_MIDLEMODE(DMA_IDLEMODE_SMARTIDLE) |
- DMA_SYSCONFIG_SIDLEMODE(DMA_IDLEMODE_SMARTIDLE) |
- DMA_SYSCONFIG_AUTOIDLE);
- dma_write(v , OCP_SYSCONFIG);
- /* reserve dma channels 0 and 1 in high security devices */
- if (cpu_is_omap34xx() &&
- (omap_type() != OMAP2_DEVICE_TYPE_GP)) {
- printk(KERN_INFO "Reserving DMA channels 0 and 1 for "
- "HS ROM code\n");
- dma_chan[0].dev_id = 0;
- dma_chan[1].dev_id = 1;
+ strcpy(irq_name, "0");
+ dma_irq = platform_get_irq_byname(pdev, irq_name);
+ if (dma_irq < 0) {
+ dev_err(&pdev->dev, "failed: request IRQ %d", dma_irq);
+ goto exit_dma_lch_fail;
+ }
+ ret = setup_irq(dma_irq, &omap24xx_dma_irq);
+ if (ret) {
+ dev_err(&pdev->dev, "set_up failed for IRQ %d"
+ "for DMA (error %d)\n", dma_irq, ret);
+ goto exit_dma_lch_fail;