add at24 driver

hc

2023-11-06 15ade055295d13f95d49e3d99b09f3bbfb4a43e7

 kernel/drivers/net/wireless/rockchip_wlan/rkwifi/bcmdhd/dhd_gpio.c
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@@ -3,6 +3,12 @@
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 #include <osl.h>
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 #include <dhd_linux.h>
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 #include <linux/gpio.h>
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+#ifdef BCMDHD_DTS
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+#include <linux/of_gpio.h>
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+#endif
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+#ifdef BCMDHD_PLATDEV
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+#include <linux/platform_device.h>
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+#endif
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 #ifdef CUSTOMER_HW_ROCKCHIP
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 #include <linux/rfkill-wlan.h>
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 #endif
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@@ -34,7 +40,7 @@
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 #ifdef BCMDHD_DTS
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 /* This is sample code in dts file.
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-bcmdhd {
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+bcmdhd_wlan {
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 	compatible = "android,bcmdhd_wlan";
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 	gpio_wl_reg_on = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
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 	gpio_wl_host_wake = <&gpio GPIOZ_15 GPIO_ACTIVE_HIGH>;
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@@ -159,7 +165,7 @@
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 		err = sdhci_force_presence_change(&sdmmc_channel, 0);
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 #endif /* CUSTOMER_HW_PLATFORM */
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 #ifdef CUSTOMER_HW_ROCKCHIP
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-	rockchip_wifi_set_carddetect(0);
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+		rockchip_wifi_set_carddetect(0);
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 #endif
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 #elif defined(BCMPCIE)
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 		printf("======== Card detection to remove PCIE card! ========\n");
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@@ -277,9 +283,9 @@
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 	struct device_node *root_node = NULL;
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 #endif
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 	int err = 0;
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-	int gpio_wl_reg_on;
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+	int gpio_wl_reg_on = -1;
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 #ifdef CUSTOMER_OOB
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-	int gpio_wl_host_wake;
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+	int gpio_wl_host_wake = -1;
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 	int host_oob_irq = -1;
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 	uint host_oob_irq_flags = 0;
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 #ifdef CUSTOMER_HW_ROCKCHIP
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@@ -293,9 +299,19 @@
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 	* WL_REG_ON and WL_HOST_WAKE.
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 	*/
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 #ifdef BCMDHD_DTS
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+#ifdef BCMDHD_PLATDEV
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+	if (adapter->pdev) {
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+		root_node = adapter->pdev->dev.of_node;
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+		strcpy(wlan_node, root_node->name);
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+	} else {
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+		printf("%s: adapter->pdev is NULL\n", __FUNCTION__);
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+		return -1;
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+	}
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+#else
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 	strcpy(wlan_node, DHD_DT_COMPAT_ENTRY);
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-	printf("======== Get GPIO from DTS(%s) ========\n", wlan_node);
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 	root_node = of_find_compatible_node(NULL, NULL, wlan_node);
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+#endif
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+	printf("======== Get GPIO from DTS(%s) ========\n", wlan_node);
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 	if (root_node) {
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 		gpio_wl_reg_on = of_get_named_gpio(root_node, GPIO_WL_REG_ON_PROPNAME, 0);
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 #ifdef CUSTOMER_OOB