--- zzzz-none-000/linux-4.4.271/arch/arm/mach-qcom/board.c	2021-06-03 06:22:09.000000000 +0000
+++ maple-fsgw-759/linux-4.4.271/arch/arm/mach-qcom/board.c	2023-12-20 10:37:01.000000000 +0000
@@ -11,7 +11,16 @@
  */
 
 #include <linux/init.h>
+#include <linux/dma-mapping.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/clocksource.h>
+#include <linux/clk-provider.h>
 
+#include <asm/mach/map.h>
 #include <asm/mach/arch.h>
 
 static const char * const qcom_dt_match[] __initconst = {
@@ -22,9 +31,63 @@
 	"qcom,ipq8064",
 	"qcom,msm8660-surf",
 	"qcom,msm8960-cdp",
+	"qcom,ipq4019",
 	NULL
 };
 
 DT_MACHINE_START(QCOM_DT, "Qualcomm (Flattened Device Tree)")
 	.dt_compat = qcom_dt_match,
 MACHINE_END
+
+static int __init qcom_atomic_pool_size_set(void)
+{
+#define ATOMIC_DMA_COHERENT_POOL_SIZE	SZ_2M
+
+	init_dma_coherent_pool_size(ATOMIC_DMA_COHERENT_POOL_SIZE);
+
+	return 0;
+}
+
+/*
+ * This should happen before atomic_pool_init(), which is a
+ * postcore_initcall.
+ */
+core_initcall(qcom_atomic_pool_size_set);
+static const char * const qcom_qca_dt_match[] __initconst = {
+	"qcom,qca961x-r3pc",
+	"qcom,ipq4019",
+	NULL
+};
+
+static void __init global_counter_enable(void)
+{
+	struct device_node *node;
+	void __iomem *base;
+
+	node = of_find_compatible_node(NULL, NULL, "qcom,qca-gcnt");
+	if (!node) {
+		pr_err("%s:can't find node\n", __func__);
+		return;
+	}
+
+	base = of_iomap(node, 0);
+	of_node_put(node);
+	if (!base) {
+		pr_err("%s:no regs for global counter\n", __func__);
+		return;
+	}
+
+	writel_relaxed(1, base);
+	mb(); /* memory barrier */
+	iounmap(base);
+
+#ifdef CONFIG_COMMON_CLK
+	of_clk_init(NULL);
+#endif
+	clocksource_probe();
+}
+
+DT_MACHINE_START(QCOM_QCA_DT, "Qualcomm (Flattened Device Tree)")
+	.dt_compat = qcom_qca_dt_match,
+	.init_time = global_counter_enable,
+MACHINE_END