rk29 ddr3 sdk: add irda board data struct

diff --git a/arch/arm/mach-rk29/board-rk29-ddr3sdk.c b/arch/arm/mach-rk29/board-rk29-ddr3sdk.c
index 1daf070fbf0367b958afbd366e63ea5184df6696..ce80511a1da56a20fa32c967e3703ea3022eab30 100755 (executable)
--- a/arch/arm/mach-rk29/board-rk29-ddr3sdk.c
+++ b/arch/arm/mach-rk29/board-rk29-ddr3sdk.c
@@ -45,6 +45,7 @@
 #include <mach/sram.h>
 #include <mach/ddr.h>
 #include <mach/cpufreq.h>
+#include <mach/rk29_smc.h>
 
 #include <linux/regulator/rk29-pwm-regulator.h>
 #include <linux/regulator/machine.h>
@@ -1385,6 +1386,145 @@ static struct platform_device rk29_device_gpu = {
 };
 #endif
 
+#if defined(CONFIG_RK_IRDA) || defined(CONFIG_BU92747GUW_CIR)
+#define BU92747GUW_RESET_PIN            RK29_PIN3_PD4// INVALID_GPIO //
+#define BU92747GUW_RESET_MUX_NAME       GPIO3D4_HOSTWRN_NAME//NULL //
+#define BU92747GUW_RESET_MUX_MODE       GPIO3H_GPIO3D4//NULL //
+
+#define BU92747GUW_PWDN_PIN             RK29_PIN3_PD3//RK29_PIN5_PA7 //
+#define BU92747GUW_PWDN_MUX_NAME        GPIO3D3_HOSTRDN_NAME//GPIO5A7_HSADCDATA2_NAME //
+#define BU92747GUW_PWDN_MUX_MODE        GPIO3H_GPIO3D3//GPIO5L_GPIO5A7  //
+
+static int bu92747guw_io_init(void)
+{
+       int ret;
+       
+       //reset pin
+       if(BU92747GUW_RESET_MUX_NAME != NULL)
+       {
+               rk29_mux_api_set(BU92747GUW_RESET_MUX_NAME, BU92747GUW_RESET_MUX_MODE);
+       }
+       ret = gpio_request(BU92747GUW_RESET_PIN, NULL);
+       if(ret != 0)
+       {
+               gpio_free(BU92747GUW_RESET_PIN);
+               printk(">>>>>> BU92747GUW_RESET_PIN gpio_request err \n ");
+       }
+       gpio_direction_output(BU92747GUW_RESET_PIN, GPIO_HIGH);
+
+       //power down pin
+       if(BU92747GUW_PWDN_MUX_NAME != NULL)
+       {
+               rk29_mux_api_set(BU92747GUW_PWDN_MUX_NAME, BU92747GUW_PWDN_MUX_MODE);
+       }
+       ret = gpio_request(BU92747GUW_PWDN_PIN, NULL);
+       if(ret != 0)
+       {
+               gpio_free(BU92747GUW_PWDN_PIN);
+               printk(">>>>>> BU92747GUW_PWDN_PIN gpio_request err \n ");
+       }
+
+       //power down as default
+       gpio_direction_output(BU92747GUW_PWDN_PIN, GPIO_LOW);
+       
+       return 0;
+}
+
+
+static int bu92747guw_io_deinit(void)
+{
+       gpio_free(BU92747GUW_PWDN_PIN);
+       gpio_free(BU92747GUW_RESET_PIN);
+       return 0;
+}
+
+//power ctl func is share with irda and remote
+static int nPowerOnCount = 0;
+static DEFINE_MUTEX(bu92747_power_mutex);
+
+//1---power on;  0---power off
+static int bu92747guw_power_ctl(int enable)
+{
+       printk("%s \n",__FUNCTION__);
+
+       mutex_lock(&bu92747_power_mutex);
+       if (enable) {
+               nPowerOnCount++;
+               if (nPowerOnCount == 1) {//power on first       
+                       //smc0_init(NULL);
+                       gpio_set_value(BU92747GUW_PWDN_PIN, GPIO_HIGH);
+                       gpio_set_value(BU92747GUW_RESET_PIN, GPIO_LOW);
+                       mdelay(5);
+                       gpio_set_value(BU92747GUW_RESET_PIN, GPIO_HIGH);
+                       mdelay(5);
+               }
+       }
+       else {
+               nPowerOnCount--;
+               if (nPowerOnCount <= 0) {//power down final
+                       nPowerOnCount = 0;
+                       //smc0_exit();
+                       gpio_set_value(BU92747GUW_PWDN_PIN, GPIO_LOW);
+               }
+       }
+       mutex_unlock(&bu92747_power_mutex);
+       return 0;
+}
+#endif
+
+#ifdef CONFIG_RK_IRDA
+#define IRDA_IRQ_PIN              RK29_PIN5_PB2
+#define IRDA_IRQ_MUX_NAME         GPIO5B2_HSADCDATA5_NAME
+#define IRDA_IRQ_MUX_MODE         GPIO5L_GPIO5B2
+
+int irda_iomux_init(void)
+{
+       int ret = 0;
+
+       //irda irq pin
+       if(IRDA_IRQ_MUX_NAME != NULL)
+       {
+               rk29_mux_api_set(IRDA_IRQ_MUX_NAME, IRDA_IRQ_MUX_MODE);
+       }
+       ret = gpio_request(IRDA_IRQ_PIN, NULL);
+       if(ret != 0)
+       {
+               gpio_free(IRDA_IRQ_PIN);
+               printk(">>>>>> IRDA_IRQ_PIN gpio_request err \n ");
+       }
+       gpio_pull_updown(IRDA_IRQ_PIN, GPIO_HIGH);
+       gpio_direction_input(IRDA_IRQ_PIN);
+
+       return 0;
+}
+
+int irda_iomux_deinit(void)
+{
+       gpio_free(IRDA_IRQ_PIN);
+       return 0;
+}
+
+static struct irda_info rk29_irda_info = {
+       .intr_pin = IRDA_IRQ_PIN,
+       .iomux_init = irda_iomux_init,
+       .iomux_deinit = irda_iomux_deinit,
+       .irda_pwr_ctl = bu92747guw_power_ctl,
+};
+
+static struct platform_device irda_device = {
+#ifdef CONFIG_RK_IRDA_NET
+                       .name   = "rk_irda",
+#else
+                       .name = "bu92747_irda",
+#endif
+       .id       = -1,
+       .dev                    = {
+               .platform_data  = &rk29_irda_info,
+       }
+};
+#endif
+
+
 #ifdef CONFIG_KEYS_RK29
 extern struct rk29_keys_platform_data rk29_keys_pdata;
 static struct platform_device rk29_device_keys = {
@@ -1523,6 +1663,9 @@ static struct platform_device *devices[] __initdata = {
 #ifdef CONFIG_VIDEO_RK29XX_VOUT
        &rk29_v4l2_output_devce,
 #endif
+#ifdef CONFIG_RK_IRDA
+       &irda_device,
+#endif
 };
 
 /*****************************************************************************************
@@ -1812,6 +1955,11 @@ static void __init machine_rk29_board_init(void)
 #endif
 
        board_usb_detect_init(RK29_PIN0_PA0);
+#if defined(CONFIG_RK_IRDA) || defined(CONFIG_BU92747GUW_CIR)
+       smc0_init(NULL);
+       bu92747guw_io_init();
+#endif
+
 }
 
 static void __init machine_rk29_fixup(struct machine_desc *desc, struct tag *tags,