[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/drivers/clk/ti/clk-814x.c b/src/kernel/linux/v4.14/drivers/clk/ti/clk-814x.c
new file mode 100644
index 0000000..52c6efc
--- /dev/null
+++ b/src/kernel/linux/v4.14/drivers/clk/ti/clk-814x.c
@@ -0,0 +1,90 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ */
+
+#include <linux/kernel.h>
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/clk/ti.h>
+#include <linux/of_platform.h>
+
+#include "clock.h"
+
+static struct ti_dt_clk dm814_clks[] = {
+ DT_CLK(NULL, "devosc_ck", "devosc_ck"),
+ DT_CLK(NULL, "mpu_ck", "mpu_ck"),
+ DT_CLK(NULL, "sysclk4_ck", "sysclk4_ck"),
+ DT_CLK(NULL, "sysclk5_ck", "sysclk5_ck"),
+ DT_CLK(NULL, "sysclk6_ck", "sysclk6_ck"),
+ DT_CLK(NULL, "sysclk8_ck", "sysclk8_ck"),
+ DT_CLK(NULL, "sysclk10_ck", "sysclk10_ck"),
+ DT_CLK(NULL, "sysclk18_ck", "sysclk18_ck"),
+ DT_CLK(NULL, "timer_sys_ck", "devosc_ck"),
+ DT_CLK(NULL, "timer1_fck", "timer1_fck"),
+ DT_CLK(NULL, "timer2_fck", "timer2_fck"),
+ DT_CLK(NULL, "cpsw_125mhz_gclk", "cpsw_125mhz_gclk"),
+ DT_CLK(NULL, "cpsw_cpts_rft_clk", "cpsw_cpts_rft_clk"),
+ { .node_name = NULL },
+};
+
+static bool timer_clocks_initialized;
+
+static int __init dm814x_adpll_early_init(void)
+{
+ struct device_node *np;
+
+ if (!timer_clocks_initialized)
+ return -ENODEV;
+
+ np = of_find_node_by_name(NULL, "pllss");
+ if (!np) {
+ pr_err("Could not find node for plls\n");
+ return -ENODEV;
+ }
+
+ of_platform_populate(np, NULL, NULL, NULL);
+
+ return 0;
+}
+core_initcall(dm814x_adpll_early_init);
+
+static const char * const init_clocks[] = {
+ "pll040clkout", /* MPU 481c5040.adpll.clkout */
+ "pll290clkout", /* DDR 481c5290.adpll.clkout */
+};
+
+static int __init dm814x_adpll_enable_init_clocks(void)
+{
+ int i, err;
+
+ if (!timer_clocks_initialized)
+ return -ENODEV;
+
+ for (i = 0; i < ARRAY_SIZE(init_clocks); i++) {
+ struct clk *clock;
+
+ clock = clk_get(NULL, init_clocks[i]);
+ if (WARN(IS_ERR(clock), "could not find init clock %s\n",
+ init_clocks[i]))
+ continue;
+ err = clk_prepare_enable(clock);
+ if (WARN(err, "could not enable init clock %s\n",
+ init_clocks[i]))
+ continue;
+ }
+
+ return 0;
+}
+postcore_initcall(dm814x_adpll_enable_init_clocks);
+
+int __init dm814x_dt_clk_init(void)
+{
+ ti_dt_clocks_register(dm814_clks);
+ omap2_clk_disable_autoidle_all();
+ omap2_clk_enable_init_clocks(NULL, 0);
+ timer_clocks_initialized = true;
+
+ return 0;
+}