sh: Moved driver of the SuperH dependence
The composition of the directory in the drivers/ changed.
I moved SuperH serial driver and marubun PCMCIA driver.
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 735c630..ee2b780 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -35,6 +35,7 @@
COBJS-y += serial_pl010.o
COBJS-y += serial_pl011.o
COBJS-y += serial_xuartlite.o
+COBJS-y += serial_sh.o
COBJS-y += usbtty.o
COBJS := $(COBJS-y)
diff --git a/drivers/serial/serial_sh.c b/drivers/serial/serial_sh.c
new file mode 100644
index 0000000..7818632
--- /dev/null
+++ b/drivers/serial/serial_sh.c
@@ -0,0 +1,177 @@
+/*
+ * SuperH SCIF device driver.
+ * Copyright (c) 2007 Nobuhiro Iwamatsu
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/processor.h>
+
+#ifdef CFG_SCIF_CONSOLE
+
+#if defined (CONFIG_CONS_SCIF0)
+#define SCIF_BASE SCIF0_BASE
+#elif defined (CONFIG_CONS_SCIF1)
+#define SCIF_BASE SCIF1_BASE
+#else
+#error "Default SCIF doesn't set....."
+#endif
+
+#define SCSMR (vu_short *)(SCIF_BASE + 0x0)
+#define SCBRR (vu_char *)(SCIF_BASE + 0x4)
+#define SCSCR (vu_short *)(SCIF_BASE + 0x8)
+#define SCFTDR (vu_char *)(SCIF_BASE + 0xC)
+#define SCFSR (vu_short *)(SCIF_BASE + 0x10)
+#define SCFRDR (vu_char *)(SCIF_BASE + 0x14)
+#define SCFCR (vu_short *)(SCIF_BASE + 0x18)
+#define SCFDR (vu_short *)(SCIF_BASE + 0x1C)
+#if defined(CONFIG_SH4A)
+#define SCRFDR (vu_short *)(SCIF_BASE + 0x20)
+#define SCSPTR (vu_short *)(SCIF_BASE + 0x24)
+#define SCLSR (vu_short *)(SCIF_BASE + 0x28)
+#define SCRER (vu_short *)(SCIF_BASE + 0x2C)
+#elif defined (CONFIG_SH4)
+#define SCSPTR (vu_short *)(SCIF_BASE + 0x20)
+#define SCLSR (vu_short *)(SCIF_BASE + 0x24)
+#elif defined (CONFIG_SH3)
+#define SCLSR (vu_short *)(SCIF_BASE + 0x24)
+#endif
+
+#define SCR_RE (1 << 4)
+#define SCR_TE (1 << 5)
+#define FCR_RFRST (1 << 1) /* RFCL */
+#define FCR_TFRST (1 << 2) /* TFCL */
+#define FSR_DR (1 << 0)
+#define FSR_RDF (1 << 1)
+#define FSR_FER (1 << 3)
+#define FSR_BRK (1 << 4)
+#define FSR_FER (1 << 3)
+#define FSR_TEND (1 << 6)
+#define FSR_ER (1 << 7)
+
+/*----------------------------------------------------------------------*/
+
+void serial_setbrg (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+ int divisor = gd->baudrate * 32;
+
+ *SCBRR = (CONFIG_SYS_CLK_FREQ + (divisor / 2)) /
+ (gd->baudrate * 32) - 1;
+}
+
+int serial_init (void)
+{
+ *SCSCR = (SCR_RE | SCR_TE);
+ *SCSMR = 0 ;
+ *SCSMR = 0;
+ *SCFCR = (FCR_RFRST | FCR_TFRST);
+ *SCFCR;
+ *SCFCR = 0;
+
+ serial_setbrg();
+ return 0;
+}
+
+static int serial_tx_fifo_level (void)
+{
+ return (*SCFDR >> 8) & 0x1F;
+}
+
+static int serial_rx_fifo_level (void)
+{
+ return (*SCFDR >> 0) & 0x1F;
+}
+
+void serial_raw_putc (const char c)
+{
+ unsigned int fsr_bits_to_clear;
+
+ while (1) {
+ if (*SCFSR & FSR_TEND) { /* Tx fifo is empty */
+ fsr_bits_to_clear = FSR_TEND;
+ break;
+ }
+ }
+
+ *SCFTDR = c;
+ if (fsr_bits_to_clear != 0)
+ *SCFSR &= ~fsr_bits_to_clear;
+}
+
+void serial_putc (const char c)
+{
+ if (c == '\n')
+ serial_raw_putc ('\r');
+ serial_raw_putc (c);
+}
+
+void serial_puts (const char *s)
+{
+ char c;
+ while ((c = *s++) != 0)
+ serial_putc (c);
+}
+
+int serial_tstc (void)
+{
+ return serial_rx_fifo_level() ? 1 : 0;
+}
+
+#define FSR_ERR_CLEAR 0x0063
+#define RDRF_CLEAR 0x00fc
+#define LSR_ORER 1
+void handle_error( void ){
+
+ (void)*SCFSR ;
+ *SCFSR = FSR_ERR_CLEAR ;
+ (void)*SCLSR ;
+ *SCLSR = 0x00 ;
+}
+
+int serial_getc_check( void ){
+ unsigned short status;
+
+ status = *SCFSR ;
+
+ if (status & (FSR_FER | FSR_FER | FSR_ER | FSR_BRK))
+ handle_error();
+ if( *SCLSR & LSR_ORER )
+ handle_error();
+ return (status & ( FSR_DR | FSR_RDF ));
+}
+
+int serial_getc (void)
+{
+ unsigned short status ;
+ char ch;
+ while(!serial_getc_check());
+
+ ch = *SCFRDR;
+ status = *SCFSR ;
+
+ *SCFSR = RDRF_CLEAR ;
+
+ if (status & (FSR_FER | FSR_FER | FSR_ER | FSR_BRK))
+ handle_error();
+
+ if( *SCLSR & LSR_ORER )
+ handle_error();
+
+ return ch ;
+}
+
+#endif /* CFG_SCIF_CONSOLE */