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authorjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-05-31 22:53:42 +0000
committerjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-05-31 22:53:42 +0000
commit7c4adb453ca50171911eca8ef59a21b08c78e687 (patch)
treee0e0d502a6965567a9dcb46e1034036474fa8032 /target
parent1c869e33cc7f3f2eb622da9444fa63d6ab33b47e (diff)
ar71xx: register UART for the AR933X SoCs
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27066 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target')
-rw-r--r--target/linux/ar71xx/files/arch/mips/ar71xx/devices.c36
1 files changed, 33 insertions, 3 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c b/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c
index 92b9ac7c0..03de1fc6f 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c
@@ -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[] = {