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Code

ar71xx: register UART for the AR933X SoCs

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27066 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2011-05-31 22:53:42 +00:00
parent 1c869e33cc
commit 7c4adb453c
1 changed files with 33 additions and 3 deletions
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36
target/linux/ar71xx/files/arch/mips/ar71xx/devices.c
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@ -21,6 +21,7 @@
#include <linux/serial_8250.h>
#include <asm/mach-ar71xx/ar71xx.h>
#include <asm/mach-ar71xx/ar933x_uart_platform.h>
#include "devices.h"
@ -57,8 +58,34 @@ static struct platform_device ar71xx_uart_device = {
},
};
static struct resource ar933x_uart_resources[] = {
{
.start = AR933X_UART_BASE,
.end = AR933X_UART_BASE + AR71XX_UART_SIZE - 1,
.flags = IORESOURCE_MEM,
},
{
.start = AR71XX_MISC_IRQ_UART,
.end = AR71XX_MISC_IRQ_UART,
.flags = IORESOURCE_IRQ,
},
};
static struct ar933x_uart_platform_data ar933x_uart_data;
static struct platform_device ar933x_uart_device = {
.name = "ar933x-uart",
.id = -1,
.resource = ar933x_uart_resources,
.num_resources = ARRAY_SIZE(ar933x_uart_resources),
.dev = {
.platform_data = &ar933x_uart_data,
},
};
void __init ar71xx_add_device_uart(void)
{
struct platform_device *pdev;
switch (ar71xx_soc) {
case AR71XX_SOC_AR7130:
case AR71XX_SOC_AR7141:
@ -68,17 +95,20 @@ void __init ar71xx_add_device_uart(void)
case AR71XX_SOC_AR7242:
case AR71XX_SOC_AR9130:
case AR71XX_SOC_AR9132:
pdev = &ar71xx_uart_device;
ar71xx_uart_data[0].uartclk = ar71xx_ahb_freq;
break;
case AR71XX_SOC_AR9330:
case AR71XX_SOC_AR9331:
/* These SoCs are using a different UART core */
return;
pdev = &ar933x_uart_device;
ar933x_uart_data.uartclk = ar71xx_ahb_freq;
break;
case AR71XX_SOC_AR9341:
case AR71XX_SOC_AR9342:
case AR71XX_SOC_AR9344:
pdev = &ar71xx_uart_device;
ar71xx_uart_data[0].uartclk = ar71xx_ref_freq;
break;
@ -86,7 +116,7 @@ void __init ar71xx_add_device_uart(void)
BUG();
}
platform_device_register(&ar71xx_uart_device);
platform_device_register(pdev);
}
static struct resource ar71xx_mdio_resources[] = {