diff options
Diffstat (limited to 'drivers/serial/sh-sci.h')
| -rw-r--r-- | drivers/serial/sh-sci.h | 42 |
1 files changed, 36 insertions, 6 deletions
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h index d0aa82d7fce0..38072c15b845 100644 --- a/drivers/serial/sh-sci.h +++ b/drivers/serial/sh-sci.h @@ -91,6 +91,9 @@ # define SCSPTR5 0xa4050128 # define SCIF_ORER 0x0001 /* overrun error bit */ # define SCSCR_INIT(port) 0x0038 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */ +#elif defined(CONFIG_CPU_SUBTYPE_SH7724) +# define SCIF_ORER 0x0001 /* overrun error bit */ +# define SCSCR_INIT(port) 0x0038 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */ #elif defined(CONFIG_CPU_SUBTYPE_SH4_202) # define SCSPTR2 0xffe80020 /* 16 bit SCIF */ # define SCIF_ORER 0x0001 /* overrun error bit */ @@ -314,7 +317,18 @@ } \ } -#define CPU_SCIF_FNS(name, scif_offset, scif_size) \ +#ifdef CONFIG_H8300 +/* h8300 don't have SCIF */ +#define CPU_SCIF_FNS(name) \ + static inline unsigned int sci_##name##_in(struct uart_port *port) \ + { \ + return 0; \ + } \ + static inline void sci_##name##_out(struct uart_port *port, unsigned int value) \ + { \ + } +#else +#define CPU_SCIF_FNS(name, scif_offset, scif_size) \ static inline unsigned int sci_##name##_in(struct uart_port *port) \ { \ SCI_IN(scif_size, scif_offset); \ @@ -323,6 +337,7 @@ { \ SCI_OUT(scif_size, scif_offset, value); \ } +#endif #define CPU_SCI_FNS(name, sci_offset, sci_size) \ static inline unsigned int sci_##name##_in(struct uart_port* port) \ @@ -360,8 +375,10 @@ sh3_scif_offset, sh3_scif_size, sh4_scif_offset, sh4_scif_size, \ h8_sci_offset, h8_sci_size) \ CPU_SCI_FNS(name, h8_sci_offset, h8_sci_size) -#define SCIF_FNS(name, sh3_scif_offset, sh3_scif_size, sh4_scif_offset, sh4_scif_size) -#elif defined(CONFIG_CPU_SUBTYPE_SH7723) +#define SCIF_FNS(name, sh3_scif_offset, sh3_scif_size, sh4_scif_offset, sh4_scif_size) \ + CPU_SCIF_FNS(name) +#elif defined(CONFIG_CPU_SUBTYPE_SH7723) ||\ + defined(CONFIG_CPU_SUBTYPE_SH7724) #define SCIx_FNS(name, sh4_scifa_offset, sh4_scifa_size, sh4_scif_offset, sh4_scif_size) \ CPU_SCIx_FNS(name, sh4_scifa_offset, sh4_scifa_size, sh4_scif_offset, sh4_scif_size) #define SCIF_FNS(name, sh4_scif_offset, sh4_scif_size) \ @@ -390,7 +407,8 @@ SCIF_FNS(SCFDR, 0x1c, 16) SCIF_FNS(SCxTDR, 0x20, 8) SCIF_FNS(SCxRDR, 0x24, 8) SCIF_FNS(SCLSR, 0x24, 16) -#elif defined(CONFIG_CPU_SUBTYPE_SH7723) +#elif defined(CONFIG_CPU_SUBTYPE_SH7723) ||\ + defined(CONFIG_CPU_SUBTYPE_SH7724) SCIx_FNS(SCSMR, 0x00, 16, 0x00, 16) SCIx_FNS(SCBRR, 0x04, 8, 0x04, 8) SCIx_FNS(SCSCR, 0x08, 16, 0x08, 16) @@ -604,10 +622,21 @@ static inline int sci_rxd_in(struct uart_port *port) return ctrl_inb(SCSPTR5) & 0x0008 ? 1 : 0; /* SCIF5 */ return 1; } +#elif defined(CONFIG_CPU_SUBTYPE_SH7724) +# define SCFSR 0x0010 +# define SCASSR 0x0014 +static inline int sci_rxd_in(struct uart_port *port) +{ + if (port->type == PORT_SCIF) + return ctrl_inw((port->mapbase + SCFSR)) & SCIF_BRK ? 1 : 0; + if (port->type == PORT_SCIFA) + return ctrl_inw((port->mapbase + SCASSR)) & SCIF_BRK ? 1 : 0; + return 1; +} #elif defined(CONFIG_CPU_SUBTYPE_SH5_101) || defined(CONFIG_CPU_SUBTYPE_SH5_103) static inline int sci_rxd_in(struct uart_port *port) { - return sci_in(port, SCSPTR2)&0x0001 ? 1 : 0; /* SCIF */ + return sci_in(port, SCSPTR)&0x0001 ? 1 : 0; /* SCIF */ } #elif defined(__H8300H__) || defined(__H8300S__) static inline int sci_rxd_in(struct uart_port *port) @@ -757,7 +786,8 @@ static inline int sci_rxd_in(struct uart_port *port) defined(CONFIG_CPU_SUBTYPE_SH7720) || \ defined(CONFIG_CPU_SUBTYPE_SH7721) #define SCBRR_VALUE(bps, clk) (((clk*2)+16*bps)/(32*bps)-1) -#elif defined(CONFIG_CPU_SUBTYPE_SH7723) +#elif defined(CONFIG_CPU_SUBTYPE_SH7723) ||\ + defined(CONFIG_CPU_SUBTYPE_SH7724) static inline int scbrr_calc(struct uart_port *port, int bps, int clk) { if (port->type == PORT_SCIF) |
