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add gps of a22

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This commit is contained in:
linjh
2011-04-18 18:05:16 +08:00
parent 35257416c8
commit 9b54151daf
2 changed files with 23 additions and 18 deletions
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5
arch/arm/configs/rk29_a22_defconfig
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@@ -642,7 +642,8 @@ CONFIG_APANIC_PLABEL="kpanic"
# CONFIG_EEPROM_MAX6875 is not set
# CONFIG_EEPROM_93CX6 is not set
# CONFIG_RK29_SUPPORT_MODEM is not set
# CONFIG_RK29_GPS is not set
CONFIG_RK29_GPS=y
CONFIG_GPS_GNS7560=y
#
# Motion Sensors Support
@@ -926,7 +927,7 @@ CONFIG_UART0_CTS_RTS_RK29=y
CONFIG_UART1_RK29=y
CONFIG_UART2_RK29=y
CONFIG_UART2_CTS_RTS_RK29=y
# CONFIG_UART3_RK29 is not set
CONFIG_UART3_RK29=y
CONFIG_SERIAL_RK29_CONSOLE=y
CONFIG_UNIX98_PTYS=y
# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set

36
arch/arm/mach-rk29/board-rk29-a22.c
View File

@@ -1230,41 +1230,42 @@ struct wm831x_pdata wm831x_platdata = {
#define RK29_GPS_POWER_PIN RK29_PIN6_PB2
#define RK29_GPS_RESET_PIN RK29_PIN6_PC1
static int gps_open =0;
int rk29_gps_power_up(void)
{
gps_open = 1;
printk("%s \n", __FUNCTION__);
gpio_request(RK29_GPS_POWER_PIN, NULL);
gpio_request(RK29_GPS_POWER_PIN, NULL);
gpio_direction_output(RK29_GPS_POWER_PIN, GPIO_HIGH);
gpio_request(RK29_GPS_RESET_PIN, NULL);
gpio_direction_output(RK29_GPS_RESET_PIN, GPIO_LOW);
rk29_mux_api_set(GPIO2B3_UART3SOUT_NAME, GPIO2L_UART3_SOUT);
rk29_mux_api_set(GPIO2B2_UART3SIN_NAME, GPIO2L_UART3_SIN);
mdelay(100);
gpio_direction_output(RK29_GPS_RESET_PIN, GPIO_HIGH);
return 0;
}
int rk29_gps_power_down(void)
{
gps_open =0;
printk("%s \n", __FUNCTION__);
gpio_direction_output(RK29_GPS_POWER_PIN, GPIO_LOW);
mdelay(100);
gpio_direction_output(RK29_GPS_RESET_PIN, GPIO_LOW); //uart1
return 0;
}
int rk29_gps_reset_set(int level)
{
gpio_request(RK29_GPS_RESET_PIN, NULL);
if (level)
gpio_direction_output(RK29_GPS_RESET_PIN, GPIO_HIGH);
else
gpio_direction_output(RK29_GPS_RESET_PIN, GPIO_LOW);
return 0;
}
struct rk29_gps_data rk29_gps_info = {
.power_up = rk29_gps_power_up,
.power_down = rk29_gps_power_down,
.reset = rk29_gps_reset_set,
.uart_id = 3,
.powerpin = RK29_GPS_POWER_PIN,
.powerflag = 1,
};
};
struct platform_device rk29_device_gps = {
.name = "rk29_gps",
@@ -2614,6 +2615,9 @@ static struct platform_device *devices[] __initdata = {
#ifdef CONFIG_RK_HEADSET_DET
&rk28_device_headset,
#endif
#ifdef CONFIG_RK29_GPS
&rk29_device_gps,
#endif
};
#ifdef CONFIG_RK29_VMAC