From 5c4e7151fbabb20bacc372237dc13598117fab64 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Mon, 4 Feb 2013 15:23:10 +0000 Subject: coldfire: R.I.P. The target still uses 2.6.38. The support of that kernel version has been removed ~9 months ago. Signed-off-by: Gabor Juhos git-svn-id: svn://svn.openwrt.org/openwrt/trunk@35489 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- ...driver-and-irda-driver-support-for-MCF544.patch | 200 --------------------- 1 file changed, 200 deletions(-) delete mode 100644 target/linux/coldfire/patches/005-Add-serial-driver-and-irda-driver-support-for-MCF544.patch (limited to 'target/linux/coldfire/patches/005-Add-serial-driver-and-irda-driver-support-for-MCF544.patch') diff --git a/target/linux/coldfire/patches/005-Add-serial-driver-and-irda-driver-support-for-MCF544.patch b/target/linux/coldfire/patches/005-Add-serial-driver-and-irda-driver-support-for-MCF544.patch deleted file mode 100644 index 1ccbb123b6..0000000000 --- a/target/linux/coldfire/patches/005-Add-serial-driver-and-irda-driver-support-for-MCF544.patch +++ /dev/null @@ -1,200 +0,0 @@ -From 5c37079957c5e5555aa8284a879f8cc44fa8eb25 Mon Sep 17 00:00:00 2001 -From: Alison Wang -Date: Thu, 4 Aug 2011 09:59:39 +0800 -Subject: [PATCH 05/52] Add serial driver and irda driver support for MCF5445x and MCF547x/MCF548x - -Add common serial driver for MCF5445x and MCF547x/MCF548x. -Also add irda support for MCF547x/MCF548x. - -Signed-off-by: Alison Wang ---- - drivers/tty/serial/Kconfig | 20 ++++++++++ - drivers/tty/serial/mcf.c | 87 ++++++++++++++++++++++++++++++++++++++++++++ - 2 files changed, 107 insertions(+), 0 deletions(-) - ---- a/drivers/tty/serial/Kconfig -+++ b/drivers/tty/serial/Kconfig -@@ -1027,6 +1027,26 @@ config SERIAL_68328_RTS_CTS - bool "Support RTS/CTS on 68328 serial port" - depends on SERIAL_68328 - -+config SERIAL_COLDFIRE_IRDA -+ bool "ColdFire IRDA support" -+ depends on SERIAL_MCF -+ help -+ This driver supports IrDA on the ColdFire platform, -+ such as MCF547x and MCF548x. -+ -+ Say Y here if you want to use IrDA 1.1 SIR mode. -+ -+config SERIAL_COLDFIRE_EDMA -+ bool "ColdFire serial EDMA support" -+ depends on SERIAL_MCF -+ default n -+ help -+ Enables Enhanced Direct Memory Access(eDMA) in the Coldfire -+ serial driver. -+ -+ Say Y here if you want to use DMA processing of transmit -+ and receive data for the serial driver. -+ - config SERIAL_MCF - bool "Coldfire serial support" - depends on COLDFIRE ---- a/drivers/tty/serial/mcf.c -+++ b/drivers/tty/serial/mcf.c -@@ -4,6 +4,10 @@ - * mcf.c -- Freescale ColdFire UART driver - * - * (C) Copyright 2003-2007, Greg Ungerer -+ * Copyright (C) 2008-2011 Freescale Semiconductor, Inc. All Rights Reserved. -+ * Jason Jin Jason.Jin@freescale.com -+ * Shrek Wu B16972@freescale.com -+ * Chengju Cai b22600@freescale.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by -@@ -23,9 +27,11 @@ - #include - #include - #include -+#include - #include - #include - #include -+#include - #include - - /****************************************************************************/ -@@ -46,6 +52,10 @@ - #define mcf_setppdtr(p, v) do { } while (0) - #endif - -+#ifdef CONFIG_SERIAL_COLDFIRE_IRDA -+#define SERIAL_IRDA_LINE (2) -+#endif -+ - /****************************************************************************/ - - /* -@@ -101,6 +111,15 @@ static void mcf_start_tx(struct uart_por - { - struct mcf_uart *pp = container_of(port, struct mcf_uart, port); - -+#ifdef CONFIG_SERIAL_COLDFIRE_IRDA -+ if (port->line == SERIAL_IRDA_LINE) { -+ /* Disable IRDA receiver*/ -+ writeb(MCFUART_UCR_CMDRESETRX, port->membase + MCFUART_UCR); -+ writeb(MCFUART_UCR_CMDRESETTX, port->membase + MCFUART_UCR); -+ -+ writeb(MCFUART_UCR_TXENABLE, port->membase + MCFUART_UCR); -+ } -+#endif - pp->imr |= MCFUART_UIR_TXREADY; - writeb(pp->imr, port->membase + MCFUART_UIMR); - } -@@ -154,6 +173,30 @@ static int mcf_startup(struct uart_port - - spin_lock_irqsave(&port->lock, flags); - -+#ifdef CONFIG_SERIAL_COLDFIRE_IRDA -+ if (port->line == SERIAL_IRDA_LINE) { -+ /* Put PSC in IrDA mode */ -+ MCF_PSC_SICR(port->line) = MCF_PSC_SICR_SIM_SIR; -+ -+ /* Set pulse width to 1.6 uS */ -+ MCF_PSC_IRSDR(port->line) = (uint8_t) -+ (16 * (CONFIG_MCFCLK / 10000000)); -+ MCF_PSC_IRCR1(port->line) = MCF_PSC_IRCR1_SPUL; -+ MCF_PSC_IRCR2(port->line) = 0; -+ -+ /* Enable RTS to send */ -+ MCF_PSC_OPSET(port->line) = MCF_PSC_OPSET_RTS; -+ -+ /* Setup FIFO Alarms */ -+ MCF_PSC_RFAR(port->line) = MCF_PSC_RFAR_ALARM(248); -+ MCF_PSC_TFAR(port->line) = MCF_PSC_TFAR_ALARM(248); -+ -+ MCF_PSC_RFCR(port->line) = MCF_PSC_RFCR_FRMEN -+ | MCF_PSC_RFCR_GR(4); -+ MCF_PSC_TFCR(port->line) = MCF_PSC_TFCR_FRMEN -+ | MCF_PSC_RFCR_GR(4); -+ } -+#endif - /* Reset UART, get it into known state... */ - writeb(MCFUART_UCR_CMDRESETRX, port->membase + MCFUART_UCR); - writeb(MCFUART_UCR_CMDRESETTX, port->membase + MCFUART_UCR); -@@ -177,7 +220,17 @@ static void mcf_shutdown(struct uart_por - { - struct mcf_uart *pp = container_of(port, struct mcf_uart, port); - unsigned long flags; -+#ifdef CONFIG_SERIAL_COLDFIRE_IRDA -+ unsigned long delay_counter = 0; -+#endif - -+#ifdef CONFIG_SERIAL_COLDFIRE_IRDA -+ while (!((readb(port->membase + MCFUART_USR)) & MCFUART_USR_TXEMPTY)) { -+ if (delay_counter++ > 25000) -+ break; -+ udelay(10); -+ } -+#endif - spin_lock_irqsave(&port->lock, flags); - - /* Disable all interrupts now */ -@@ -202,7 +255,14 @@ static void mcf_set_termios(struct uart_ - unsigned int baudfr; - #endif - unsigned char mr1, mr2; -+#ifdef CONFIG_SERIAL_COLDFIRE_IRDA -+ int i = 0; /* hush GCC */ -+#endif - -+#ifdef CONFIG_SERIAL_COLDFIRE_IRDA -+ while (i++ < 35000) -+ udelay(1); -+#endif - baud = uart_get_baud_rate(port, termios, old, 0, 230400); - #if defined(CONFIG_M5272) - baudclk = (MCF_BUSCLK / baud) / 32; -@@ -331,6 +391,23 @@ static void mcf_tx_chars(struct mcf_uart - while (readb(port->membase + MCFUART_USR) & MCFUART_USR_TXREADY) { - if (xmit->head == xmit->tail) - break; -+#ifdef CONFIG_SERIAL_COLDFIRE_IRDA -+ if (port->line == SERIAL_IRDA_LINE) { -+ while (!((readb(port->membase + MCFUART_USR))\ -+ & MCFUART_USR_TXEMPTY)) -+ ; -+ /* delay for settle */ -+#if defined(CONFIG_M548X) -+ udelay(1); -+#elif defined(CONFIG_M547X) -+ udelay(2); -+#else -+ int i = 0; -+ while (i++ < 25000) -+ udelay(1); -+#endif -+ } -+#endif - writeb(xmit->buf[xmit->tail], port->membase + MCFUART_UTB); - xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE -1); - port->icount.tx++; -@@ -340,6 +417,16 @@ static void mcf_tx_chars(struct mcf_uart - uart_write_wakeup(port); - - if (xmit->head == xmit->tail) { -+#ifdef CONFIG_SERIAL_COLDFIRE_IRDA -+ if (port->line == SERIAL_IRDA_LINE) { -+ /* Enable receiver for IRDA */ -+ writeb(MCFUART_UCR_CMDRESETRX,\ -+ port->membase + MCFUART_UCR); -+ /* reset RX */ -+ writeb(MCFUART_UCR_TXENABLE | MCFUART_UCR_RXENABLE,\ -+ port->membase + MCFUART_UCR); -+ } -+#endif - pp->imr &= ~MCFUART_UIR_TXREADY; - writeb(pp->imr, port->membase + MCFUART_UIMR); - } -- cgit v1.2.3