X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fserial%2Fserial_sh.h;h=941e6eda4c1f05bb40155236d60166d74101abf1;hb=a2fd4d0362a05419d38ff4946cf2e3de035ba9c2;hp=4f3e22530f95a0f3e9af957a2dcac6239a7fe1f4;hpb=1a223c93240fd4bfaa05cc998b261d9560ca0f09;p=karo-tx-uboot.git

diff --git a/drivers/serial/serial_sh.h b/drivers/serial/serial_sh.h
index 4f3e22530f..941e6eda4c 100644
--- a/drivers/serial/serial_sh.h
+++ b/drivers/serial/serial_sh.h
@@ -2,18 +2,16 @@
  * Copy and modify from linux/drivers/serial/sh-sci.h
  */
 
+#include <dm/platform_data/serial_sh.h>
+
 struct uart_port {
 	unsigned long	iobase;		/* in/out[bwl] */
 	unsigned char	*membase;	/* read/write[bwl] */
 	unsigned long	mapbase;	/* for ioremap */
-	unsigned int	type;		/* port type */
+	enum sh_serial_type type;	/* port type */
+	enum sh_clk_mode clk_mode;	/* clock mode */
 };
 
-#define PORT_SCI	52
-#define PORT_SCIF	53
-#define PORT_SCIFA	83
-#define PORT_SCIFB	93
-
 #if defined(CONFIG_H83007) || defined(CONFIG_H83068)
 #include <asm/regs306x.h>
 #endif
@@ -227,9 +225,10 @@ struct uart_port {
 # define SCIF_ORER 0x0001		/* Overrun error bit */
 # define SCSCR_INIT(port)	0x38	/* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
-	defined(CONFIG_R8A7794)
+	defined(CONFIG_R8A7793) || defined(CONFIG_R8A7794)
 # define SCIF_ORER	0x0001
-# define SCSCR_INIT(port)	0x32	/* TIE=0,RIE=0,TE=1,RE=1,REIE=0, */
+# define SCSCR_INIT(port)	(port->clk_mode == EXT_CLK ? 0x32 : 0x30)
+				/* TIE=0,RIE=0,TE=1,RE=1,REIE=0, */
 #else
 # error CPU subtype not defined
 #endif
@@ -304,7 +303,8 @@ struct uart_port {
 /* SH7763 SCIF2 support */
 # define SCIF2_RFDC_MASK 0x001f
 # define SCIF2_TXROOM_MAX 16
-#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791)
+#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
+	defined(CONFIG_R8A7793) || defined(CONFIG_R8A7794)
 # define SCIF_ERRORS (SCIF_PER | SCIF_FER | SCIF_ER | SCIF_BRK)
 # define SCIF_RFDC_MASK	0x003f
 #else
@@ -432,7 +432,7 @@ static inline void sci_##name##_out(struct uart_port *port,\
 		SCI_OUT(sci_size, sci_offset, value);\
 	}
 
-#if defined(CONFIG_SH3) || \
+#if defined(CONFIG_CPU_SH3) || \
 	defined(CONFIG_ARCH_SH7367) || \
 	defined(CONFIG_ARCH_SH7377) || \
 	defined(CONFIG_ARCH_SH7372) || \
@@ -525,6 +525,7 @@ SCIF_FNS(SCFDR,  0x1c, 16)
 SCIF_FNS(SCxTDR, 0x20,  8)
 SCIF_FNS(SCxRDR, 0x24,  8)
 SCIF_FNS(SCLSR,  0x00,  0)
+SCIF_FNS(DL,	 0x00,  0) /* dummy */
 #elif defined(CONFIG_ARCH_SH7372) || \
 	defined(CONFIG_R8A7740)
 SCIF_FNS(SCSMR,  0x00, 16)
@@ -540,6 +541,7 @@ SCIF_FNS(SCRFDR, 0x3c, 16)
 SCIx_FNS(SCxTDR, 0x20,  8, 0x40,  8)
 SCIx_FNS(SCxRDR, 0x24,  8, 0x60,  8)
 SCIF_FNS(SCLSR,  0x00,  0)
+SCIF_FNS(DL,	 0x00,  0) /* dummy */
 #elif defined(CONFIG_CPU_SH7723) ||\
 	defined(CONFIG_CPU_SH7724)
 SCIx_FNS(SCSMR,  0x00, 16, 0x00, 16)
@@ -554,6 +556,7 @@ SCIF_FNS(SCFER,  0x10, 16)
 SCIF_FNS(SCFCR,  0x18, 16)
 SCIF_FNS(SCFDR,  0x1c, 16)
 SCIF_FNS(SCLSR,  0x24, 16)
+SCIF_FNS(DL,	 0x00,  0) /* dummy */
 #else
 /*      reg      SCI/SH3   SCI/SH4  SCIF/SH3   SCIF/SH4  SCI/H8*/
 /*      name     off  sz   off  sz   off  sz   off  sz   off  sz*/
@@ -582,18 +585,21 @@ SCIF_FNS(SCRFDR,		     0x0e, 16, 0x20, 16)
 SCIF_FNS(SCSPTR,			0,  0, 0x24, 16)
 SCIF_FNS(SCLSR,				0,  0, 0x28, 16)
 #else
+
 SCIF_FNS(SCFDR,                      0x0e, 16, 0x1C, 16)
 #if defined(CONFIG_CPU_SH7722)
 SCIF_FNS(SCSPTR,                        0,  0, 0, 0)
 #else
 SCIF_FNS(SCSPTR,                        0,  0, 0x20, 16)
 #endif
+SCIF_FNS(SCLSR,                         0,  0, 0x24, 16)
+#endif
 #if defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
-	defined(CONFIG_R8A7794)
+	defined(CONFIG_R8A7793) || defined(CONFIG_R8A7794)
 SCIF_FNS(DL,				0,  0, 0x30, 16)
 SCIF_FNS(CKS,				0,  0, 0x34, 16)
-#endif
-SCIF_FNS(SCLSR,                         0,  0, 0x24, 16)
+#else
+SCIF_FNS(DL,				0,  0, 0x0,  0) /* dummy */
 #endif
 #endif
 #define sci_in(port, reg) sci_##reg##_in(port)
@@ -724,19 +730,24 @@ static inline int sci_rxd_in(struct uart_port *port)
 #define SCBRR_VALUE(bps, clk) (((clk*2)+16*bps)/(32*bps)-1)
 #elif defined(CONFIG_CPU_SH7723) ||\
 	defined(CONFIG_CPU_SH7724)
-static inline int scbrr_calc(struct uart_port port, int bps, int clk)
+static inline int scbrr_calc(struct uart_port *port, int bps, int clk)
 {
-	if (port.type == PORT_SCIF)
+	if (port->type == PORT_SCIF)
 		return (clk+16*bps)/(32*bps)-1;
 	else
 		return ((clk*2)+16*bps)/(16*bps)-1;
 }
-#define SCBRR_VALUE(bps, clk) scbrr_calc(sh_sci, bps, clk)
+#define SCBRR_VALUE(bps, clk) scbrr_calc(port, bps, clk)
 #elif defined(__H8300H__) || defined(__H8300S__)
 #define SCBRR_VALUE(bps, clk) (((clk*1000/32)/bps)-1)
-#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791)
-#define SCBRR DL
-#define SCBRR_VALUE(bps, clk) (clk / bps / 16)
+#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
+	defined(CONFIG_R8A7793) || defined(CONFIG_R8A7794)
+#define DL_VALUE(bps, clk) (clk / bps / 16) /* External Clock */
+#define SCBRR_VALUE(bps, clk) (clk / bps / 32 - 1) /* Internal Clock */
 #else /* Generic SH */
 #define SCBRR_VALUE(bps, clk) ((clk+16*bps)/(32*bps)-1)
 #endif
+
+#ifndef DL_VALUE
+#define DL_VALUE(bps, clk) 0
+#endif