diff options
| author | Paul Barker | 2023-10-19 15:30:44 +0100 |
|---|---|---|
| committer | Marek Vasut | 2023-10-19 17:03:20 +0200 |
| commit | 966caedfa89acaeceb6968f051b7ae26c4c6673f (patch) | |
| tree | 40bbf0ca91bbee900f99584c4979cba9e570dc85 /drivers/serial/serial_sh.h | |
| parent | 0f924d88fa0233abe49cb1c06317f1b486326a90 (diff) | |
serial: sh: Add RZ/G2L SCIF support
Extend the existing driver to support the SCIF serial ports on the
Renesas RZ/G2L (R9A07G044) SoC. This also requires us to ensure that if
there is a reset signal defined in the device tree, it is de-asserted
before we try to talk to the SCIF module.
Signed-off-by: Paul Barker <paul.barker.ct@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Tested-by: Marek Vasut <marek.vasut+renesas@mailbox.org> # R-Car H3 Salvator-XS
Diffstat (limited to 'drivers/serial/serial_sh.h')
| -rw-r--r-- | drivers/serial/serial_sh.h | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/serial/serial_sh.h b/drivers/serial/serial_sh.h index 149ec1fe739..58c2d22bc75 100644 --- a/drivers/serial/serial_sh.h +++ b/drivers/serial/serial_sh.h @@ -90,7 +90,7 @@ struct uart_port { # define SCSCR_INIT(port) 0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */ # define SCIF_ORER 0x0001 /* overrun error bit */ #elif defined(CONFIG_RCAR_GEN2) || defined(CONFIG_RCAR_64) || \ - defined(CONFIG_R7S72100) + defined(CONFIG_R7S72100) || defined(CONFIG_RZG2L) # if defined(CFG_SCIF_A) # define SCIF_ORER 0x0200 # else @@ -312,6 +312,9 @@ static inline void sci_##name##_out(struct uart_port *port,\ sh4_scif_offset, sh4_scif_size) #define SCIF_FNS(name, sh4_scif_offset, sh4_scif_size) \ CPU_SCIF_FNS(name, sh4_scif_offset, sh4_scif_size) +#elif defined(CONFIG_RZG2L) +#define SCIF_FNS(reg_name, reg_offset, reg_size) \ + CPU_SCIF_FNS(reg_name, reg_offset, reg_size) #else #define SCIx_FNS(name, sh3_sci_offset, sh3_sci_size,\ sh4_sci_offset, sh4_sci_size, \ @@ -387,6 +390,20 @@ SCIF_FNS(SCLSR, 0, 0, 0x14, 16) #else SCIF_FNS(SCLSR, 0, 0, 0x24, 16) #endif +#elif defined(CONFIG_RZG2L) +SCIF_FNS(SCSMR, 0x00, 16) +SCIF_FNS(SCBRR, 0x02, 8) +SCIF_FNS(SCSCR, 0x04, 16) +SCIF_FNS(SCxTDR, 0x06, 8) +SCIF_FNS(SCxSR, 0x08, 16) +SCIF_FNS(SCxRDR, 0x0A, 8) +SCIF_FNS(SCFCR, 0x0C, 16) +SCIF_FNS(SCFDR, 0x0E, 16) +SCIF_FNS(SCSPTR, 0x10, 16) +SCIF_FNS(SCLSR, 0x12, 16) +SCIF_FNS(SCSEMR, 0x14, 8) +SCIF_FNS(SCxTCR, 0x16, 16) +SCIF_FNS(DL, 0x00, 0) #else /* reg SCI/SH3 SCI/SH4 SCIF/SH3 SCIF/SH4 SCI/H8*/ /* name off sz off sz off sz off sz off sz*/ |