efHotAgingTrendMining connectTheSignalSlot.c 袁明明 commit at 2021-03-22

efHotAgingTrendMining/monitoringDataProcessing/connectTheSignalSlot.c

@@ -918,3 +918,44 @@ static const char *enable_init_clks[] = {
 	"dpll_mpu_m2_ck",
 	"l3_gclk",
 	"l4hs_gclk",
+	"l4fw_gclk",
+	"l4ls_gclk",
+};
+
+int __init am33xx_clk_init(void)
+{
+	struct omap_clk *c;
+	u32 cpu_clkflg;
+
+	if (soc_is_am33xx()) {
+		cpu_mask = RATE_IN_AM33XX;
+		cpu_clkflg = CK_AM33XX;
+	}
+
+	for (c = am33xx_clks; c < am33xx_clks + ARRAY_SIZE(am33xx_clks); c++) {
+		if (c->cpu & cpu_clkflg) {
+			clkdev_add(&c->lk);
+			if (!__clk_init(NULL, c->lk.clk))
+				omap2_init_clk_hw_omap_clocks(c->lk.clk);
+		}
+	}
+
+	omap2_clk_disable_autoidle_all();
+
+	omap2_clk_enable_init_clocks(enable_init_clks,
+				     ARRAY_SIZE(enable_init_clks));
+
+	/* TRM ERRATA: Timer 3 & 6 default parent (TCLKIN) may not be always
+	 *    physically present, in such a case HWMOD enabling of
+	 *    clock would be failure with default parent. And timer
+	 *    probe thinks clock is already enabled, this leads to
+	 *    crash upon accessing timer 3 & 6 registers in probe.
+	 *    Fix by setting parent of both these timers to master
+	 *    oscillator clock.
+	 */
+
+	clk_set_parent(&timer3_fck, &sys_clkin_ck);
+	clk_set_parent(&timer6_fck, &sys_clkin_ck);
+
+	return 0;
+}