summaryrefslogtreecommitdiff
path: root/arch/arm/mach-ns9xxx/plat-serial8250.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2008-04-21 15:40:55 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-21 15:40:55 -0700
commit85b375a613085b78531ec86369a51c2f3b922f95 (patch)
tree716437d598de92bbd7acaf24622e9a7d74fc209a /arch/arm/mach-ns9xxx/plat-serial8250.c
parentec965350bb98bd291eb34f6ecddfdcfc36da1e6e (diff)
parentcf816ecb533ab96b883dfdc0db174598b5b5c4d2 (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (212 commits) [ARM] pxa: Phycore pcm-990-specific code for the PXA270 Quick Capture driver [ARM] pxa: V4L2 soc_camera driver for PXA270 [ARM] pxa: restrict availability of pxa2xx PCMCIA drivers [ARM] 5005/1: BAST: Fix kset_name initialiser [ARM] 4967/1: Adds functions to set clkout rate for Samsung S3C2410 [ARM] 4988/1: Add GPIO lib support to the EP93xx [ARM] Add initial sparsemem support [ARM] pxa: initialise PXA devices before platform init code [ARM] 5002/1: tosa: add two more leds [ARM] 5004/1: Tosa: make several unreferenced structures static. [ARM] 5003/1: Shut up sparse warnings [ARM] 4977/2: soc - pxa2xx-ac97 - Add missing clk_enable() [ARM] 4976/1: zylonite: Configure GPIO for WM9713 IRQ line [ARM] 4974/1: Drop unused leds-tosa. [ARM] 4973/1: Tosa: use leds-gpio driver. [ARM] 4972/1: Tosa: convert scoop GPIOs usage to generic gpio code [ARM] 4971/1: pxaficp_ir: provide startup and shutdown hooks [ARM] pxa: lubbock: move mis-placed SPI info [ARM] 4970/1: tosa: correct gpio used for wake up. [ARM] 4966/1: magician: add MFP pin configuration ...
Diffstat (limited to 'arch/arm/mach-ns9xxx/plat-serial8250.c')
-rw-r--r--arch/arm/mach-ns9xxx/plat-serial8250.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/arm/mach-ns9xxx/plat-serial8250.c b/arch/arm/mach-ns9xxx/plat-serial8250.c
new file mode 100644
index 000000000000..5aa5d9baf8c8
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/plat-serial8250.c
@@ -0,0 +1,69 @@
+/*
+ * arch/arm/mach-ns9xxx/plat-serial8250.c
+ *
+ * Copyright (C) 2008 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#include <linux/platform_device.h>
+#include <linux/serial_8250.h>
+
+#include <asm/arch-ns9xxx/regs-board-a9m9750dev.h>
+#include <asm/arch-ns9xxx/board.h>
+
+#define DRIVER_NAME "serial8250"
+
+static int __init ns9xxx_plat_serial8250_init(void)
+{
+ struct plat_serial8250_port *pdata;
+ struct platform_device *pdev;
+ int ret = -ENOMEM;
+ int i;
+
+ if (!board_is_a9m9750dev())
+ return -ENODEV;
+
+ pdev = platform_device_alloc(DRIVER_NAME, 0);
+ if (!pdev)
+ goto err;
+
+ pdata = kzalloc(5 * sizeof(*pdata), GFP_KERNEL);
+ if (!pdata)
+ goto err;
+
+ pdev->dev.platform_data = pdata;
+
+ pdata[0].iobase = FPGA_UARTA_BASE;
+ pdata[1].iobase = FPGA_UARTB_BASE;
+ pdata[2].iobase = FPGA_UARTC_BASE;
+ pdata[3].iobase = FPGA_UARTD_BASE;
+
+ for (i = 0; i < 4; ++i) {
+ pdata[i].membase = (void __iomem *)pdata[i].iobase;
+ pdata[i].mapbase = pdata[i].iobase;
+ pdata[i].iotype = UPIO_MEM;
+ pdata[i].uartclk = 18432000;
+ pdata[i].flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
+ }
+
+ pdata[0].irq = IRQ_FPGA_UARTA;
+ pdata[1].irq = IRQ_FPGA_UARTB;
+ pdata[2].irq = IRQ_FPGA_UARTC;
+ pdata[3].irq = IRQ_FPGA_UARTD;
+
+ ret = platform_device_add(pdev);
+ if (ret) {
+err:
+ platform_device_put(pdev);
+
+ printk(KERN_WARNING "Could not add %s (errno=%d)\n",
+ DRIVER_NAME, ret);
+ }
+
+ return 0;
+}
+
+arch_initcall(ns9xxx_plat_serial8250_init);