if (dma_channels == NULL)
return -ENOMEM;
- ret = request_irq(IRQ_DMA, dma_irq_handler, IRQF_DISABLED, "DMA", NULL);
- if (ret) {
- printk (KERN_CRIT "Wow! Can't register IRQ for DMA\n");
- kfree(dma_channels);
- return ret;
- }
-
/* dma channel priorities on pxa2xx processors:
* ch 0 - 3, 16 - 19 <--> (0) DMA_PRIO_HIGH
* ch 4 - 7, 20 - 23 <--> (1) DMA_PRIO_MEDIUM
* ch 8 - 15, 24 - 31 <--> (2) DMA_PRIO_LOW
*/
- for (i = 0; i < num_ch; i++)
+ for (i = 0; i < num_ch; i++) {
+ DCSR(i) = 0;
dma_channels[i].prio = min((i & 0xf) >> 2, DMA_PRIO_LOW);
+ }
+
+ ret = request_irq(IRQ_DMA, dma_irq_handler, IRQF_DISABLED, "DMA", NULL);
+ if (ret) {
+ printk (KERN_CRIT "Wow! Can't register IRQ for DMA\n");
+ kfree(dma_channels);
+ return ret;
+ }
num_dma_channels = num_ch;
return 0;
#ifndef __ASM_ARCH_REGS_AC97_H
#define __ASM_ARCH_REGS_AC97_H
+#include <mach/hardware.h>
+
/*
* AC97 Controller registers
*/
#elif defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
#define SSCR0_SCR (0x000fff00) /* Serial Clock Rate (mask) */
#define SSCR0_SerClkDiv(x) (((x) - 1) << 8) /* Divisor [1..4096] */
+#endif
+
+#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
#define SSCR0_EDSS (1 << 20) /* Extended data size select */
#define SSCR0_NCS (1 << 21) /* Network clock select */
#define SSCR0_RIM (1 << 22) /* Receive FIFO overrrun interrupt mask */
static DEFINE_PXA3_CKEN(common_nand, NAND, 156000000, 0);
static struct clk_lookup common_clkregs[] = {
- INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", "NANDCLK"),
+ INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", NULL),
};
static DEFINE_PXA3_CKEN(pxa310_mmc3, MMC3, 19500000, 0);
static struct clk_lookup pxa310_clkregs[] = {
- INIT_CLKREG(&clk_pxa310_mmc3, "pxa2xx-mci.2", "MMCCLK"),
+ INIT_CLKREG(&clk_pxa310_mmc3, "pxa2xx-mci.2", NULL),
};
static int __init pxa300_init(void)
static DEFINE_PXA3_CKEN(pxa320_nand, NAND, 104000000, 0);
static struct clk_lookup pxa320_clkregs[] = {
- INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", "NANDCLK"),
+ INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", NULL),
};
static int __init pxa320_init(void)