diff options
| author | AnilKumar Ch <anilkumar@ti.com> | 2012-09-21 15:29:01 +0530 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2012-09-21 23:58:47 +0200 |
| commit | 8212003260c600b9b55a79634fb29d0f7ec813d9 (patch) | |
| tree | 4abda0ecb7fbaeacb9a9874fe54f79abac8726e3 /drivers/net/can/c_can/c_can.h | |
| parent | 4cdd34b26826e89972c03043987b83f76e7ad510 (diff) | |
can: c_can: Add d_can suspend resume support
Adds suspend resume support to DCAN driver which enables
DCAN power down mode bit (PDR). Then DCAN will ack the local
power-down mode by setting PDA bit in STATUS register.
Signed-off-by: AnilKumar Ch <anilkumar@ti.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/c_can/c_can.h')
| -rw-r--r-- | drivers/net/can/c_can/c_can.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/can/c_can/c_can.h b/drivers/net/can/c_can/c_can.h index 1437a6dbdca5..e5ed41dafa1b 100644 --- a/drivers/net/can/c_can/c_can.h +++ b/drivers/net/can/c_can/c_can.h @@ -24,6 +24,7 @@ enum reg { C_CAN_CTRL_REG = 0, + C_CAN_CTRL_EX_REG, C_CAN_STS_REG, C_CAN_ERR_CNT_REG, C_CAN_BTR_REG, @@ -104,6 +105,7 @@ static const u16 reg_map_c_can[] = { static const u16 reg_map_d_can[] = { [C_CAN_CTRL_REG] = 0x00, + [C_CAN_CTRL_EX_REG] = 0x02, [C_CAN_STS_REG] = 0x04, [C_CAN_ERR_CNT_REG] = 0x08, [C_CAN_BTR_REG] = 0x0C, @@ -166,6 +168,7 @@ struct c_can_priv { unsigned int tx_echo; void *priv; /* for board-specific data */ u16 irqstatus; + enum c_can_dev_id type; }; struct net_device *alloc_c_can_dev(void); @@ -173,4 +176,9 @@ void free_c_can_dev(struct net_device *dev); int register_c_can_dev(struct net_device *dev); void unregister_c_can_dev(struct net_device *dev); +#ifdef CONFIG_PM +int c_can_power_up(struct net_device *dev); +int c_can_power_down(struct net_device *dev); +#endif + #endif /* C_CAN_H */ |