ar71xx: register UART for the AR933X SoCs
authorGabor Juhos <juhosg@openwrt.org>
Tue, 31 May 2011 22:53:42 +0000 (22:53 +0000)
committerGabor Juhos <juhosg@openwrt.org>
Tue, 31 May 2011 22:53:42 +0000 (22:53 +0000)
SVN-Revision: 27066

target/linux/ar71xx/files/arch/mips/ar71xx/devices.c

index 92b9ac7..03de1fc 100644 (file)
@@ -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[] = {