summaryrefslogtreecommitdiff
path: root/cpu
diff options
context:
space:
mode:
Diffstat (limited to 'cpu')
-rw-r--r--cpu/74xx_7xx/cpu.c3
-rw-r--r--cpu/74xx_7xx/start.S3
-rw-r--r--cpu/arm920t/s3c24x0/i2c.c2
-rw-r--r--cpu/mpc5xxx/serial.c181
4 files changed, 176 insertions, 13 deletions
diff --git a/cpu/74xx_7xx/cpu.c b/cpu/74xx_7xx/cpu.c
index 706c880..ca45e17 100644
--- a/cpu/74xx_7xx/cpu.c
+++ b/cpu/74xx_7xx/cpu.c
@@ -215,7 +215,8 @@ soft_restart(unsigned long addr)
#if !defined(CONFIG_PCIPPC2) && \
!defined(CONFIG_BAB7xx) && \
- !defined(CONFIG_ELPPC)
+ !defined(CONFIG_ELPPC) && \
+ !defined(CONFIG_PPMC7XX)
/* no generic way to do board reset. simply call soft_reset. */
void
do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
diff --git a/cpu/74xx_7xx/start.S b/cpu/74xx_7xx/start.S
index ff1cce5..1fc0fe6 100644
--- a/cpu/74xx_7xx/start.S
+++ b/cpu/74xx_7xx/start.S
@@ -756,7 +756,8 @@ in_ram:
#if defined(CONFIG_AMIGAONEG3SE) || \
defined(CONFIG_DB64360) || \
defined(CONFIG_DB64460) || \
- defined(CONFIG_CPCI750)
+ defined(CONFIG_CPCI750) || \
+ defined(CONFIG_PPMC7XX)
mr r4, r9 /* Use RAM copy of the global data */
#endif
bl after_reloc
diff --git a/cpu/arm920t/s3c24x0/i2c.c b/cpu/arm920t/s3c24x0/i2c.c
index ef56cd1..374b683 100644
--- a/cpu/arm920t/s3c24x0/i2c.c
+++ b/cpu/arm920t/s3c24x0/i2c.c
@@ -153,7 +153,7 @@ void i2c_init (int speed, int slaveadd)
#endif
#ifdef CONFIG_S3C2400
/* set I2CSDA and I2CSCL (PG5, PG6) to GPIO */
- gpio->PGCON = (gpio->PGCON & ~0x00003c00) | 0x00000c00;
+ gpio->PGCON = (gpio->PGCON & ~0x00003c00) | 0x00001000;
#endif
/* toggle I2CSCL until bus idle */
diff --git a/cpu/mpc5xxx/serial.c b/cpu/mpc5xxx/serial.c
index cacb9f0..6cb523d 100644
--- a/cpu/mpc5xxx/serial.c
+++ b/cpu/mpc5xxx/serial.c
@@ -23,6 +23,9 @@
* Hacked for MPC8260 by Murray.Jensen@cmst.csiro.au, 19-Oct-00, with
* changes based on the file arch/ppc/mbxboot/m8260_tty.c from the
* Linux/PPC sources (m8260_tty.c had no copyright info in it).
+ *
+ * Martin Krause, 8 Jun 2006
+ * Added CONFIG_SERIAL_MULTI support
*/
/*
@@ -33,6 +36,10 @@
#include <common.h>
#include <mpc5xxx.h>
+#if defined (CONFIG_SERIAL_MULTI)
+#include <serial.h>
+#endif
+
DECLARE_GLOBAL_DATA_PTR;
#if defined(CONFIG_PSC_CONSOLE)
@@ -55,9 +62,41 @@ DECLARE_GLOBAL_DATA_PTR;
#error CONFIG_PSC_CONSOLE must be in 1 ... 6
#endif
+#if defined(CONFIG_SERIAL_MULTI) && !defined(CONFIG_PSC_CONSOLE2)
+#error you must define CONFIG_PSC_CONSOLE2 if CONFIG_SERIAL_MULTI is set
+#endif
+
+#if defined(CONFIG_SERIAL_MULTI)
+#if CONFIG_PSC_CONSOLE2 == 1
+#define PSC_BASE2 MPC5XXX_PSC1
+#elif CONFIG_PSC_CONSOLE2 == 2
+#define PSC_BASE2 MPC5XXX_PSC2
+#elif CONFIG_PSC_CONSOLE2 == 3
+#define PSC_BASE2 MPC5XXX_PSC3
+#elif defined(CONFIG_MGT5100)
+#error CONFIG_PSC_CONSOLE2 must be in 1, 2 or 3
+#elif CONFIG_PSC_CONSOLE2 == 4
+#define PSC_BASE2 MPC5XXX_PSC4
+#elif CONFIG_PSC_CONSOLE2 == 5
+#define PSC_BASE2 MPC5XXX_PSC5
+#elif CONFIG_PSC_CONSOLE2 == 6
+#define PSC_BASE2 MPC5XXX_PSC6
+#else
+#error CONFIG_PSC_CONSOLE2 must be in 1 ... 6
+#endif
+#endif /* CONFIG_SERIAL_MULTI */
+
+#if defined(CONFIG_SERIAL_MULTI)
+int serial_init_dev (unsigned long dev_base)
+#else
int serial_init (void)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
unsigned long baseclk;
int div;
@@ -100,13 +139,24 @@ int serial_init (void)
return (0);
}
-void
-serial_putc(const char c)
+#if defined(CONFIG_SERIAL_MULTI)
+void serial_putc_dev (unsigned long dev_base, const char c)
+#else
+void serial_putc(const char c)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
if (c == '\n')
+#if defined(CONFIG_SERIAL_MULTI)
+ serial_putc_dev (dev_base, '\r');
+#else
serial_putc('\r');
+#endif
/* Wait for last character to go. */
while (!(psc->psc_status & PSC_SR_TXEMP))
@@ -115,18 +165,32 @@ serial_putc(const char c)
psc->psc_buffer_8 = c;
}
-void
-serial_puts (const char *s)
+#if defined(CONFIG_SERIAL_MULTI)
+void serial_puts_dev (unsigned long dev_base, const char *s)
+#else
+void serial_puts (const char *s)
+#endif
{
while (*s) {
+#if defined(CONFIG_SERIAL_MULTI)
+ serial_putc_dev (dev_base, *s++);
+#else
serial_putc (*s++);
+#endif
}
}
-int
-serial_getc(void)
+#if defined(CONFIG_SERIAL_MULTI)
+int serial_getc_dev (unsigned long dev_base)
+#else
+int serial_getc(void)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
/* Wait for a character to arrive. */
while (!(psc->psc_status & PSC_SR_RXRDY))
@@ -135,18 +199,32 @@ serial_getc(void)
return psc->psc_buffer_8;
}
-int
-serial_tstc(void)
+#if defined(CONFIG_SERIAL_MULTI)
+int serial_tstc_dev (unsigned long dev_base)
+#else
+int serial_tstc(void)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
return (psc->psc_status & PSC_SR_RXRDY);
}
-void
-serial_setbrg(void)
+#if defined(CONFIG_SERIAL_MULTI)
+void serial_setbrg_dev (unsigned long dev_base)
+#else
+void serial_setbrg(void)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
unsigned long baseclk, div;
#if defined(CONFIG_MGT5100)
@@ -160,4 +238,87 @@ serial_setbrg(void)
psc->ctur = (div >> 8) & 0xFF;
psc->ctlr = div & 0xff;
}
+
+#if defined(CONFIG_SERIAL_MULTI)
+int serial0_init(void)
+{
+ return (serial_init_dev(PSC_BASE));
+}
+
+int serial1_init(void)
+{
+ return (serial_init_dev(PSC_BASE2));
+}
+void serial0_setbrg (void)
+{
+ serial_setbrg_dev(PSC_BASE);
+}
+void serial1_setbrg (void)
+{
+ serial_setbrg_dev(PSC_BASE2);
+}
+
+void serial0_putc(const char c)
+{
+ serial_putc_dev(PSC_BASE,c);
+}
+
+void serial1_putc(const char c)
+{
+ serial_putc_dev(PSC_BASE2, c);
+}
+void serial0_puts(const char *s)
+{
+ serial_puts_dev(PSC_BASE, s);
+}
+
+void serial1_puts(const char *s)
+{
+ serial_puts_dev(PSC_BASE2, s);
+}
+
+int serial0_getc(void)
+{
+ return(serial_getc_dev(PSC_BASE));
+}
+
+int serial1_getc(void)
+{
+ return(serial_getc_dev(PSC_BASE2));
+}
+int serial0_tstc(void)
+{
+ return (serial_tstc_dev(PSC_BASE));
+}
+
+int serial1_tstc(void)
+{
+ return (serial_tstc_dev(PSC_BASE2));
+}
+
+struct serial_device serial0_device =
+{
+ "serial0",
+ "UART0",
+ serial0_init,
+ serial0_setbrg,
+ serial0_getc,
+ serial0_tstc,
+ serial0_putc,
+ serial0_puts,
+};
+
+struct serial_device serial1_device =
+{
+ "serial1",
+ "UART1",
+ serial1_init,
+ serial1_setbrg,
+ serial1_getc,
+ serial1_tstc,
+ serial1_putc,
+ serial1_puts,
+};
+#endif /* CONFIG_SERIAL_MULTI */
+
#endif /* CONFIG_PSC_CONSOLE */
generated by cgit v1.1 at 2024-11-23 12:37:03 +0000