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path: root/drivers/net/irda/bfin_sir.h
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Diffstat (limited to 'drivers/net/irda/bfin_sir.h')
-rw-r--r--drivers/net/irda/bfin_sir.h63
1 files changed, 5 insertions, 58 deletions
diff --git a/drivers/net/irda/bfin_sir.h b/drivers/net/irda/bfin_sir.h
index b54a6f08db45..29cbde8501ed 100644
--- a/drivers/net/irda/bfin_sir.h
+++ b/drivers/net/irda/bfin_sir.h
@@ -26,6 +26,7 @@
26#include <asm/cacheflush.h> 26#include <asm/cacheflush.h>
27#include <asm/dma.h> 27#include <asm/dma.h>
28#include <asm/portmux.h> 28#include <asm/portmux.h>
29#undef DRIVER_NAME
29 30
30#ifdef CONFIG_SIR_BFIN_DMA 31#ifdef CONFIG_SIR_BFIN_DMA
31struct dma_rx_buf { 32struct dma_rx_buf {
@@ -81,64 +82,10 @@ struct bfin_sir_self {
81 82
82#define DRIVER_NAME "bfin_sir" 83#define DRIVER_NAME "bfin_sir"
83 84
84#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR) 85#define port_membase(port) (((struct bfin_sir_port *)(port))->membase)
85#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL) 86#define get_lsr_cache(port) (((struct bfin_sir_port *)(port))->lsr)
86#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH) 87#define put_lsr_cache(port, v) (((struct bfin_sir_port *)(port))->lsr = (v))
87#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR) 88#include <asm/bfin_serial.h>
88#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL)
89
90#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v)
91#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v)
92#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v)
93#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v)
94#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v)
95
96#ifdef CONFIG_BF54x
97#define SIR_UART_GET_LSR(port) bfin_read16((port)->membase + OFFSET_LSR)
98#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER_SET)
99#define SIR_UART_SET_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER_SET), v)
100#define SIR_UART_CLEAR_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER_CLEAR), v)
101#define SIR_UART_PUT_LSR(port, v) bfin_write16(((port)->membase + OFFSET_LSR), v)
102#define SIR_UART_CLEAR_LSR(port) bfin_write16(((port)->membase + OFFSET_LSR), -1)
103
104#define SIR_UART_SET_DLAB(port)
105#define SIR_UART_CLEAR_DLAB(port)
106
107#define SIR_UART_ENABLE_INTS(port, v) SIR_UART_SET_IER(port, v)
108#define SIR_UART_DISABLE_INTS(port) SIR_UART_CLEAR_IER(port, 0xF)
109#define SIR_UART_STOP_TX(port) do { SIR_UART_PUT_LSR(port, TFI); SIR_UART_CLEAR_IER(port, ETBEI); } while (0)
110#define SIR_UART_ENABLE_TX(port) do { SIR_UART_SET_IER(port, ETBEI); } while (0)
111#define SIR_UART_STOP_RX(port) do { SIR_UART_CLEAR_IER(port, ERBFI); } while (0)
112#define SIR_UART_ENABLE_RX(port) do { SIR_UART_SET_IER(port, ERBFI); } while (0)
113#else
114
115#define SIR_UART_GET_IIR(port) bfin_read16((port)->membase + OFFSET_IIR)
116#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER)
117#define SIR_UART_PUT_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER), v)
118
119#define SIR_UART_SET_DLAB(port) do { SIR_UART_PUT_LCR(port, SIR_UART_GET_LCR(port) | DLAB); } while (0)
120#define SIR_UART_CLEAR_DLAB(port) do { SIR_UART_PUT_LCR(port, SIR_UART_GET_LCR(port) & ~DLAB); } while (0)
121
122#define SIR_UART_ENABLE_INTS(port, v) SIR_UART_PUT_IER(port, v)
123#define SIR_UART_DISABLE_INTS(port) SIR_UART_PUT_IER(port, 0)
124#define SIR_UART_STOP_TX(port) do { SIR_UART_PUT_IER(port, SIR_UART_GET_IER(port) & ~ETBEI); } while (0)
125#define SIR_UART_ENABLE_TX(port) do { SIR_UART_PUT_IER(port, SIR_UART_GET_IER(port) | ETBEI); } while (0)
126#define SIR_UART_STOP_RX(port) do { SIR_UART_PUT_IER(port, SIR_UART_GET_IER(port) & ~ERBFI); } while (0)
127#define SIR_UART_ENABLE_RX(port) do { SIR_UART_PUT_IER(port, SIR_UART_GET_IER(port) | ERBFI); } while (0)
128
129static inline unsigned int SIR_UART_GET_LSR(struct bfin_sir_port *port)
130{
131 unsigned int lsr = bfin_read16(port->membase + OFFSET_LSR);
132 port->lsr |= (lsr & (BI|FE|PE|OE));
133 return lsr | port->lsr;
134}
135
136static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port)
137{
138 port->lsr = 0;
139 bfin_read16(port->membase + OFFSET_LSR);
140}
141#endif
142 89
143static const unsigned short per[][4] = { 90static const unsigned short per[][4] = {
144 /* rx pin tx pin NULL uart_number */ 91 /* rx pin tx pin NULL uart_number */