From: H Hartley Sweeten Date: Mon, 10 Nov 2014 23:20:17 +0000 (-0700) Subject: staging: comedi: addi_tcw.h: provide generic defines for the ADDI-DATA TCW X-Git-Tag: firefly_0821_release~176^2~2665^2~161 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1b4bcf1fedbe7dcd98d9d35dfc947f033a398c4d;p=firefly-linux-kernel-4.4.55.git staging: comedi: addi_tcw.h: provide generic defines for the ADDI-DATA TCW The TCW (timer/counter/watchdog) devices in the various ADDI-DATA drivers use a common register map definition. Provide a common generic define for these registers so they don't have to be replicated in each driver. Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/comedi/drivers/addi_tcw.h b/drivers/staging/comedi/drivers/addi_tcw.h new file mode 100644 index 000000000000..8794d4cbbfb0 --- /dev/null +++ b/drivers/staging/comedi/drivers/addi_tcw.h @@ -0,0 +1,56 @@ +#ifndef _ADDI_TCW_H +#define _ADDI_TCW_H + +/* + * Following are the generic definitions for the ADDI-DATA timer/counter/ + * watchdog (TCW) registers and bits. Some of the registers are not used + * depending on the use of the TCW. + */ + +#define ADDI_TCW_VAL_REG 0x00 + +#define ADDI_TCW_SYNC_REG 0x00 +#define ADDI_TCW_SYNC_CTR_TRIG (1 << 8) +#define ADDI_TCW_SYNC_CTR_DIS (1 << 7) +#define ADDI_TCW_SYNC_CTR_ENA (1 << 6) +#define ADDI_TCW_SYNC_TIMER_TRIG (1 << 5) +#define ADDI_TCW_SYNC_TIMER_DIS (1 << 4) +#define ADDI_TCW_SYNC_TIMER_ENA (1 << 3) +#define ADDI_TCW_SYNC_WDOG_TRIG (1 << 2) +#define ADDI_TCW_SYNC_WDOG_DIS (1 << 1) +#define ADDI_TCW_SYNC_WDOG_ENA (1 << 0) + +#define ADDI_TCW_RELOAD_REG 0x04 + +#define ADDI_TCW_TIMEBASE_REG 0x08 + +#define ADDI_TCW_CTRL_REG 0x0c +#define ADDI_TCW_CTRL_EXT_CLK_STATUS (1 << 21) +#define ADDI_TCW_CTRL_CASCADE (1 << 20) +#define ADDI_TCW_CTRL_CNTR_ENA (1 << 19) +#define ADDI_TCW_CTRL_CNT_UP (1 << 18) +#define ADDI_TCW_CTRL_EXT_CLK(x) ((x) << 16) +#define ADDI_TCW_CTRL_OUT(x) ((x) << 11) +#define ADDI_TCW_CTRL_GATE (1 << 10) +#define ADDI_TCW_CTRL_TRIG (1 << 9) +#define ADDI_TCW_CTRL_EXT_GATE(x) ((x) << 7) +#define ADDI_TCW_CTRL_EXT_TRIG(x) ((x) << 5) +#define ADDI_TCW_CTRL_TIMER_ENA (1 << 4) +#define ADDI_TCW_CTRL_RESET_ENA (1 << 3) +#define ADDI_TCW_CTRL_WARN_ENA (1 << 2) +#define ADDI_TCW_CTRL_IRQ_ENA (1 << 1) +#define ADDI_TCW_CTRL_ENA (1 << 0) + +#define ADDI_TCW_STATUS_REG 0x10 +#define ADDI_TCW_STATUS_SOFT_CLR (1 << 3) +#define ADDI_TCW_STATUS_SOFT_TRIG (1 << 1) +#define ADDI_TCW_STATUS_OVERFLOW (1 << 0) + +#define ADDI_TCW_IRQ_REG 0x14 +#define ADDI_TCW_IRQ (1 << 0) + +#define ADDI_TCW_WARN_TIMEVAL_REG 0x18 + +#define ADDI_TCW_WARN_TIMEBASE_REG 0x1c + +#endif