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57 lines
1.9 KiB
57 lines
1.9 KiB
Index: linux-2.6.23.17/drivers/serial/8250.c
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===================================================================
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--- linux-2.6.23.17.orig/drivers/serial/8250.c
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+++ linux-2.6.23.17/drivers/serial/8250.c
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@@ -267,6 +267,13 @@ static const struct serial8250_config ua
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.fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
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.flags = UART_CAP_FIFO,
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},
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+ [PORT_AR7] = {
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+ .name = "TI-AR7",
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+ .fifo_size = 16,
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+ .tx_loadsz = 16,
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+ .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
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+ .flags = UART_CAP_FIFO | UART_CAP_AFE,
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+ },
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};
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#if defined (CONFIG_SERIAL_8250_AU1X00)
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@@ -2455,7 +2462,11 @@ static void serial8250_console_putchar(s
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{
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struct uart_8250_port *up = (struct uart_8250_port *)port;
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+#ifdef CONFIG_AR7
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+ wait_for_xmitr(up, BOTH_EMPTY);
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+#else
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wait_for_xmitr(up, UART_LSR_THRE);
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+#endif
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serial_out(up, UART_TX, ch);
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}
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Index: linux-2.6.23.17/include/linux/serial_core.h
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===================================================================
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--- linux-2.6.23.17.orig/include/linux/serial_core.h
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+++ linux-2.6.23.17/include/linux/serial_core.h
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@@ -40,6 +40,7 @@
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#define PORT_NS16550A 14
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#define PORT_XSCALE 15
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#define PORT_RM9000 16 /* PMC-Sierra RM9xxx internal UART */
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+#define PORT_AR7 16
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#define PORT_MAX_8250 16 /* max port ID */
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/*
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Index: linux-2.6.23.17/include/linux/serialP.h
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===================================================================
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--- linux-2.6.23.17.orig/include/linux/serialP.h
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+++ linux-2.6.23.17/include/linux/serialP.h
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@@ -135,6 +135,10 @@ struct rs_multiport_struct {
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* the interrupt line _up_ instead of down, so if we register the IRQ
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* while the UART is in that state, we die in an IRQ storm. */
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#define ALPHA_KLUDGE_MCR (UART_MCR_OUT2)
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+#elif defined(CONFIG_AR7)
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+/* This is how it is set up by bootloader... */
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+#define ALPHA_KLUDGE_MCR (UART_MCR_OUT2 | UART_MCR_OUT1 \
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+ | UART_MCR_RTS | UART_MCR_DTR)
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#else
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#define ALPHA_KLUDGE_MCR 0
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#endif
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