mts-io based on thud/4.19 kernel for mt100eocg4.3.1

1 files changed, 297 insertions, 0 deletions

diff --git a/io-module/machine/mtcpm.c b/io-module/machine/mtcpm.c
new file mode 100644
index 0000000..8167218
--- /dev/null
+++ b/io-module/machine/mtcpm.c
@@ -0,0 +1,297 @@
+#include "mts_io.h"
+
+#define OMAP_GPIO(BANK, GPIO) ((BANK*32)+GPIO)
+/*
+ * Within a struct gpio_pin, there is only one
+ * occurrence of each pin, so there is only one
+ * pin label set for each gpio pin.
+ */
+static struct gpio_pin gpio_pins_mtcpm[] = {
+	{
+		.name = "RADIO_RESET",
+		.pin = {
+			.gpio = OMAP_GPIO(5,9), /* 5_9 */
+			.flags = GPIOF_OUT_INIT_HIGH,
+			.label = "radio-reset",
+		},
+	},
+#if 0
+  /* This goes through the PMIC for now */
+	{
+		.name = "RADIO_POWER",
+		.pin = {
+			.gpio = 0, 
+			.flags = GPIOF_OUT_INIT_HIGH,
+			.label = "radio-power",
+		},
+	},
+#endif
+	{
+		.name = "DEVICE_RESET",
+		.pin = {
+			.gpio = OMAP_GPIO(1,29),
+			.flags = GPIOF_IN,
+			.label = "reset",
+		},
+		.active_low = 1,
+	},
+	{
+		.name = "WIFI_BT_INT",
+		.pin = {
+			.gpio = OMAP_GPIO(4,12), /* 4_12 */
+			.flags = GPIOF_IN,
+			.label = "wifi-bt-int",
+		},
+		.capability = CAPA_BLUETOOTH,
+	},
+	{
+		.name = "WIFI_RESET",
+		.pin = {
+			.gpio = OMAP_GPIO(4,11), /* 4_11 */
+			.flags = GPIOF_OUT_INIT_HIGH,
+			.label = "wlan-enabled",
+		},
+		.capability = CAPA_WIFI,
+		.active_low = 0,
+	},
+	{
+		.name = "BT_RESET",
+		.pin = {
+			.gpio = OMAP_GPIO(4,10), /* 4_10 */
+			.flags = GPIOF_OUT_INIT_HIGH,
+			.label = "bt-enabled",
+		},
+		.capability = CAPA_BLUETOOTH,
+		.active_low = 0,
+	},
+	{
+		.name = "USBHUB_RESET",
+		.pin = {
+			.gpio = OMAP_GPIO(3, 15),
+			.flags = GPIOF_OUT_INIT_HIGH,
+			.label = "usbhub-reset",
+		},
+		.active_low = 0,
+	},
+	{
+		.name = "ETH_RESET",
+		.pin = {
+				.gpio = OMAP_GPIO(4,7), /* 4_7 */ 
+				.flags = GPIOF_OUT_INIT_HIGH,
+				.label = "eth-reset",
+		},
+		.active_low = 0,
+	},
+	{
+		.name = "GNSS_INT",
+		.pin = {
+			.gpio = OMAP_GPIO(5,12), /* 5_12 */
+			.flags = GPIOF_OUT_INIT_HIGH,
+			.label = "gnss-int",
+		},
+		.capability = CAPA_GPS,
+	},
+	{
+		.name = "GNSS_RESET",
+		.pin = {
+			.gpio = OMAP_GPIO(5,10), /* 5_10 */
+			.flags = GPIOF_OUT_INIT_HIGH,
+			.label = "gnss-reset",
+		},
+		.capability = CAPA_GPS,
+		.active_low = 0,
+	},
+#if 0
+    /* Link status comes directly from the MTQ out to the baseboard */
+	{
+		.name = "LS_LED", 
+		.pin = {
+			.gpio = 0,
+			.flags = GPIOF_IN,
+			.label = "led-ls",
+		},
+		.active_low = 1,
+	},
+#endif
+	{
+		.name = "STATUS_LED",
+		.pin = {
+			.gpio = OMAP_GPIO(0, 20),
+			.flags = GPIOF_OUT_INIT_LOW,
+			.label = "led-status",
+		},
+	},
+	{
+		.name = "CD", 
+		.pin = {
+			.gpio = OMAP_GPIO(0, 21),
+			.flags = GPIOF_OUT_INIT_HIGH,
+			.label = "led-cd",
+		},
+	},
+	{
+		.name = "LED1", 
+		.pin = {
+			.gpio = OMAP_GPIO(4, 26),
+			.flags = GPIOF_OUT_INIT_LOW,
+			.label = "led-sig1",
+		},
+	},
+	{
+		.name = "LED2", 
+		.pin = {
+			.gpio = OMAP_GPIO(4, 27),
+			.flags = GPIOF_OUT_INIT_LOW,
+			.label = "led-sig2",
+		},
+	},
+	{
+		.name = "LED3", 
+		.pin = {
+			.gpio = OMAP_GPIO(4, 28),
+			.flags = GPIOF_OUT_INIT_LOW,
+			.label = "led-sig3",
+		},
+	},
+	{ },
+};
+
+static DEVICE_ATTR_MTS(dev_attr_wifi_reset_mtcpm, "wlan-enabled",
+	mts_attr_show_gpio_pin, mts_attr_store_gpio_pin);
+static DEVICE_ATTR_MTS(dev_attr_bt_reset_mtcpm, "bt-enabled",
+	mts_attr_show_gpio_pin, mts_attr_store_gpio_pin);
+static DEVICE_ATTR_RO_MTS(dev_attr_wifi_bt_int_mtcpm, "wifi-bt-int",
+	mts_attr_show_gpio_pin);
+static DEVICE_ATTR_MTS(dev_attr_gnss_reset_mtcpm, "gnss-reset",
+	mts_attr_show_gpio_pin, mts_attr_store_gpio_pin);
+static DEVICE_ATTR_MTS(dev_attr_usbhub_reset_mtcpm, "usbhub-reset",
+	mts_attr_show_gpio_pin, mts_attr_store_gpio_pin);
+static DEVICE_ATTR_MTS(dev_attr_eth_reset_mtcpm, "eth-reset",
+	mts_attr_show_gpio_pin, mts_attr_store_gpio_pin);
+static DEVICE_ATTR_MTS(dev_attr_gnss_int_mtcpm, "gnss-int",
+	mts_attr_show_gpio_pin, mts_attr_store_gpio_pin);
+static DEVICE_ATTR_MTS(dev_attr_lora_reset_mtcpm, "reset",
+		mts_attr_show_lora_gpio_pin, mts_attr_store_lora_gpio_pin);
+static DEVICE_ATTR_RO_MTS(dev_attr_lora_cdone_mtcpm, "cdone",
+		mts_attr_show_lora_gpio_pin);
+static DEVICE_ATTR_MTS(dev_attr_lora_creset_mtcpm, "creset",
+		mts_attr_show_lora_gpio_pin, mts_attr_store_lora_gpio_pin);
+static DEVICE_ATTR_RO_MTS(dev_attr_lora_eui_mtcpm, "eui",
+		mts_attr_show_lora_product_info);
+static DEVICE_ATTR_RO_MTS(dev_attr_lora_product_id_mtcpm, "product-id",
+		mts_attr_show_lora_product_info);
+static DEVICE_ATTR_RO_MTS(dev_attr_lora_hw_version_mtcpm, "hw-version",
+		mts_attr_show_lora_product_info);
+static DEVICE_ATTR_RO_MTS(dev_attr_wifi_mac_mtcpm, "mac-wifi",
+	mts_attr_show_product_info);
+static DEVICE_ATTR_RO_MTS(dev_attr_bluetooth_mac_mtcpm, "mac-bluetooth",
+	mts_attr_show_product_info);
+
+static struct attribute *mtcpm_platform_attributes[] = {
+	&dev_attr_imei.attr,
+	&dev_attr_eth_mac.attr,
+	&dev_attr_reset.attr,
+	&dev_attr_reset_monitor.attr,
+	&dev_attr_reset_monitor_intervals.attr,
+
+	&dev_attr_led_status.attr,
+	&dev_attr_led_cd_gpio.attr,
+	&dev_attr_led_sig1_gpio.attr,
+	&dev_attr_led_sig2_gpio.attr,
+	&dev_attr_led_sig3_gpio.attr,
+
+	&dev_attr_usbhub_reset.attr,
+	&dev_attr_eth_reset.attr,
+        
+  // radio feature is last to be able to 
+  // easily remove radio.
+  // is_radio_power_attr_mtcdt() searches
+  // for this for truncation.
+    &dev_attr_radio_power.attr,  /* Must be first radio attribute */
+	&dev_attr_radio_reset.attr,
+
+	&dev_attr_radio_reset_backoffs.attr,
+	&dev_attr_radio_reset_backoff_index.attr,
+	&dev_attr_radio_reset_backoff_seconds.attr,
+		
+    &dev_attr_wifi_reset_mtcpm.attr,
+	&dev_attr_bt_reset_mtcpm.attr,
+	&dev_attr_wifi_bt_int_mtcpm.attr,
+		
+    &dev_attr_gnss_reset_mtcpm.attr,
+	&dev_attr_gnss_int_mtcpm.attr,
+	&dev_attr_wifi_mac_mtcpm.attr,
+        &dev_attr_bluetooth_mac_mtcpm.attr,
+	NULL,
+};
+
+
+
+static struct attribute_group mtcpm_platform_attribute_group = {
+	.attrs = mtcpm_platform_attributes
+};
+
+static int 
+is_radio_power_attr_mtcpm(struct attribute *attr)
+{
+    return (attr ==  &dev_attr_radio_power.attr);
+}
+
+static struct attribute *mtcpm_lora_attributes[] = {
+		&dev_attr_lora_eui_mtcpm.attr,
+		&dev_attr_lora_product_id_mtcpm.attr,
+		&dev_attr_lora_hw_version_mtcpm.attr,
+		&dev_attr_lora_reset_mtcpm.attr,
+		&dev_attr_lora_cdone_mtcpm.attr,
+		&dev_attr_lora_creset_mtcpm.attr,
+		NULL,
+};
+
+static struct attribute_group mtcpm_lora_attribute_group = {
+	.attrs = mtcpm_lora_attributes
+};
+
+static struct attribute *mtcpm_cpu_attributes[] = {
+	&dev_attr_vendor_id.attr,
+	&dev_attr_product_id.attr,
+	&dev_attr_device_id.attr,
+	&dev_attr_uuid.attr,
+	&dev_attr_hw_version.attr,
+	&dev_attr_imei.attr,
+        NULL,
+};
+
+
+static struct attribute_group mtcpm_cpu_attribute_group = {
+	.attrs = mtcpm_cpu_attributes
+};
+
+static struct kobject *mts_cpu_kobject = NULL;
+
+static int mts_cpu_dir_create(uint8_t hw_version)
+{
+    if (hw_version != MTCPM_0_0)
+        return 0;
+    
+    mts_cpu_kobject = kobject_create_and_add("cpu", &mts_io_platform_device->dev.kobj);
+    if (!mts_cpu_kobject) {
+            log_error("kobject_create_and_add for cpu directory failed");
+            return -ENOMEM;
+    }
+
+    if (sysfs_create_group(mts_cpu_kobject, &mtcpm_cpu_attribute_group)) {
+            log_error("sysfs_create_group failed to create cpu group");
+            return -ENOMEM;
+    }
+
+    return 0;
+}
+
+static void mts_cpu_dir_delete(void)
+{
+	if (mts_cpu_kobject) {
+		kobject_put(mts_cpu_kobject);
+                mts_cpu_kobject = NULL;
+	}
+}
+