X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=drivers%2Fserial%2Fserial_s5p.c;h=6819bb07b7df717f90aea0027a8c6dcb92103ead;hb=28375eb6f6a34b0a4584a3c46c1879f8852f69a9;hp=9747db37219313f97b287bb8b945dc9226f0cbd5;hpb=46a3b5c8df939f5547bcd3684030072c94d06bd8;p=oweals%2Fu-boot.git

diff --git a/drivers/serial/serial_s5p.c b/drivers/serial/serial_s5p.c
index 9747db3721..6819bb07b7 100644
--- a/drivers/serial/serial_s5p.c
+++ b/drivers/serial/serial_s5p.c
@@ -22,19 +22,18 @@
  */
 
 #include <common.h>
+#include <linux/compiler.h>
 #include <asm/io.h>
 #include <asm/arch/uart.h>
 #include <asm/arch/clk.h>
 #include <serial.h>
 
+DECLARE_GLOBAL_DATA_PTR;
+
 static inline struct s5p_uart *s5p_get_base_uart(int dev_index)
 {
 	u32 offset = dev_index * sizeof(struct s5p_uart);
-
-	if (cpu_is_s5pc100())
-		return (struct s5p_uart *)(S5PC100_UART_BASE + offset);
-	else
-		return (struct s5p_uart *)(S5PC110_UART_BASE + offset);
+	return (struct s5p_uart *)(samsung_get_base_uart() + offset);
 }
 
 /*
@@ -65,16 +64,19 @@ static const int udivslot[] = {
 
 void serial_setbrg_dev(const int dev_index)
 {
-	DECLARE_GLOBAL_DATA_PTR;
 	struct s5p_uart *const uart = s5p_get_base_uart(dev_index);
-	u32 pclk = get_pclk();
+	u32 uclk = get_uart_clk(dev_index);
 	u32 baudrate = gd->baudrate;
 	u32 val;
 
-	val = pclk / baudrate;
+	val = uclk / baudrate;
 
 	writel(val / 16 - 1, &uart->ubrdiv);
-	writew(udivslot[val % 16], &uart->udivslot);
+
+	if (s5p_uart_divslot())
+		writew(udivslot[val % 16], &uart->rest.slot);
+	else
+		writeb(val % 16, &uart->rest.value);
 }
 
 /*
@@ -133,7 +135,7 @@ int serial_getc_dev(const int dev_index)
 			return 0;
 	}
 
-	return (int)(readl(&uart->urxh) & 0xff);
+	return (int)(readb(&uart->urxh) & 0xff);
 }
 
 /*
@@ -149,7 +151,7 @@ void serial_putc_dev(const char c, const int dev_index)
 			return;
 	}
 
-	writel(c, &uart->utxh);
+	writeb(c, &uart->utxh);
 
 	/* If \n, also do \r */
 	if (c == '\n')
@@ -181,9 +183,8 @@ int s5p_serial##port##_tstc(void) { return serial_tstc_dev(port); } \
 void s5p_serial##port##_putc(const char c) { serial_putc_dev(c, port); } \
 void s5p_serial##port##_puts(const char *s) { serial_puts_dev(s, port); }
 
-#define INIT_S5P_SERIAL_STRUCTURE(port, name, bus) { \
+#define INIT_S5P_SERIAL_STRUCTURE(port, name) { \
 	name, \
-	bus, \
 	s5p_serial##port##_init, \
 	NULL, \
 	s5p_serial##port##_setbrg, \
@@ -194,13 +195,28 @@ void s5p_serial##port##_puts(const char *s) { serial_puts_dev(s, port); }
 
 DECLARE_S5P_SERIAL_FUNCTIONS(0);
 struct serial_device s5p_serial0_device =
-	INIT_S5P_SERIAL_STRUCTURE(0, "s5pser0", "S5PUART0");
+	INIT_S5P_SERIAL_STRUCTURE(0, "s5pser0");
 DECLARE_S5P_SERIAL_FUNCTIONS(1);
 struct serial_device s5p_serial1_device =
-	INIT_S5P_SERIAL_STRUCTURE(1, "s5pser1", "S5PUART1");
+	INIT_S5P_SERIAL_STRUCTURE(1, "s5pser1");
 DECLARE_S5P_SERIAL_FUNCTIONS(2);
 struct serial_device s5p_serial2_device =
-	INIT_S5P_SERIAL_STRUCTURE(2, "s5pser2", "S5PUART2");
+	INIT_S5P_SERIAL_STRUCTURE(2, "s5pser2");
 DECLARE_S5P_SERIAL_FUNCTIONS(3);
 struct serial_device s5p_serial3_device =
-	INIT_S5P_SERIAL_STRUCTURE(3, "s5pser3", "S5PUART3");
+	INIT_S5P_SERIAL_STRUCTURE(3, "s5pser3");
+
+__weak struct serial_device *default_serial_console(void)
+{
+#if defined(CONFIG_SERIAL0)
+	return &s5p_serial0_device;
+#elif defined(CONFIG_SERIAL1)
+	return &s5p_serial1_device;
+#elif defined(CONFIG_SERIAL2)
+	return &s5p_serial2_device;
+#elif defined(CONFIG_SERIAL3)
+	return &s5p_serial3_device;
+#else
+#error "CONFIG_SERIAL? missing."
+#endif
+}