Add realtek target files

Signed-off-by: Roman Yeryomin <roman@advem.lv>

1 files changed, 57 insertions, 0 deletions

diff --git a/target/linux/realtek/files/arch/rlx/bsp/serial.c b/target/linux/realtek/files/arch/rlx/bsp/serial.c
new file mode 100644
index 000000000..134a99810
--- /dev/null
+++ b/target/linux/realtek/files/arch/rlx/bsp/serial.c
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2006, Realtek Semiconductor Corp.
+ *
+ * arch/rlx/rlxocp/serial.c
+ *     RLXOCP serial port initialization
+ *
+ * Tony Wu (tonywu@realtek.com.tw)
+ * Nov. 07, 2006
+ */
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_8250.h>
+#include <linux/string.h>
+
+#include <asm/serial.h>
+
+#include "bspchip.h"
+
+void __init bsp_serial_init(void)
+{
+	struct uart_port s;
+
+	/* clear memory */
+	memset(&s, 0, sizeof(s));
+
+    /*
+     * UART0
+     */
+	s.line = 0;
+    s.type = PORT_16550A;
+    s.irq = BSP_UART0_IRQ;
+    s.iotype = UPIO_MEM;
+    s.regshift = 2;
+#if 1
+	s.uartclk = BSP_SYS_CLK_RATE;
+    s.fifosize = 16;
+	//s.flags = UPF_SKIP_TEST | UPF_LOW_LATENCY;
+	s.flags = UPF_SKIP_TEST;
+	s.mapbase = BSP_UART0_MAP_BASE;
+	//s.membase = ioremap_nocache(s.mapbase, BSP_UART0_MAPSIZE);
+	s.membase = ioremap_nocache(s.mapbase, 0x20);
+#else
+	s.uartclk = BSP_SYS_CLK_RATE - BSP_BAUDRATE * 24; //???
+    s.fifosize = 1;                           //???
+    s.flags = UPF_SKIP_TEST | UPF_LOW_LATENCY | UPF_SPD_CUST;
+    s.membase = (unsigned char *)BSP_UART0_BASE;
+    s.custom_divisor = BSP_SYS_CLK_RATE / (BSP_BAUDRATE * 16) - 1;
+#endif
+
+	if (early_serial_setup(&s) != 0) {
+		panic("RTL8196C: bsp_serial_init failed!");
+	}
+}