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git://projects.qi-hardware.com/openwrt-xburst.git
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- serial - memory probing git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6635 3c298f89-4303-0410-b956-a3cf2f4a3e73
53 lines
1.9 KiB
Diff
53 lines
1.9 KiB
Diff
diff -Nru linux-2.6.19.2/include/linux/serialP.h linux-ar7/include/linux/serialP.h
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--- linux-2.6.19.2/include/linux/serialP.h 2007-01-17 01:24:01.000000000 +0700
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+++ linux-ar7/include/linux/serialP.h 2007-03-22 22:36:48.000000000 +0700
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@@ -135,6 +135,9 @@
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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 | 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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diff -Nru linux-2.6.19.2/include/linux/serial_core.h linux-ar7/include/linux/serial_core.h
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--- linux-2.6.19.2/include/linux/serial_core.h 2007-01-11 02:10:37.000000000 +0700
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+++ linux-ar7/include/linux/serial_core.h 2007-03-22 22:50:13.000000000 +0700
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@@ -39,7 +39,8 @@
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#define PORT_RSA 13
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#define PORT_NS16550A 14
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#define PORT_XSCALE 15
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-#define PORT_MAX_8250 15 /* max port ID */
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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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* ARM specific type numbers. These are not currently guaranteed
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diff -Nru linux-2.6.19.2/drivers/serial/8250.c linux-ar7/drivers/serial/8250.c
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--- linux-2.6.19.2/drivers/serial/8250.c 2007-01-11 02:10:37.000000000 +0700
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+++ linux-ar7/drivers/serial/8250.c 2007-03-22 22:45:17.000000000 +0700
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@@ -251,6 +251,13 @@
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.fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
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.flags = UART_CAP_FIFO | UART_CAP_UUE,
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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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#ifdef CONFIG_SERIAL_8250_AU1X00
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@@ -2243,7 +2250,7 @@
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{
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struct uart_8250_port *up = (struct uart_8250_port *)port;
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- wait_for_xmitr(up, UART_LSR_THRE);
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+ wait_for_xmitr(up, BOTH_EMPTY);
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serial_out(up, UART_TX, ch);
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}
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