A Samsung driver fix and a handful of TI driver fixes.

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Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk fixes from Stephen Boyd:
 "A Samsung driver fix and a handful of TI driver fixes"

* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  clk: ti: dflt: fix enable_reg validity check
  clk: ti: fix dual-registration of uart4_ick
  clk: ti: clk-7xx: Remove hardwired ABE clock configuration
  clk: samsung: fix cpu clock's flags checking

drivers/clk/samsung/clk-cpu.c

@@ -164,7 +164,7 @@ static int exynos_cpuclk_pre_rate_change(struct clk_notifier_data *ndata,
 	 * the values for DIV_COPY and DIV_HPM dividers need not be set.
 	 */
 	div0 = cfg_data->div0;
-	if (test_bit(CLK_CPU_HAS_DIV1, &cpuclk->flags)) {
+	if (cpuclk->flags & CLK_CPU_HAS_DIV1) {
 		div1 = cfg_data->div1;
 		if (readl(base + E4210_SRC_CPU) & E4210_MUX_HPM_MASK)
 			div1 = readl(base + E4210_DIV_CPU1) &
@@ -185,7 +185,7 @@ static int exynos_cpuclk_pre_rate_change(struct clk_notifier_data *ndata,
 		alt_div = DIV_ROUND_UP(alt_prate, tmp_rate) - 1;
 		WARN_ON(alt_div >= MAX_DIV);
 
-		if (test_bit(CLK_CPU_NEEDS_DEBUG_ALT_DIV, &cpuclk->flags)) {
+		if (cpuclk->flags & CLK_CPU_NEEDS_DEBUG_ALT_DIV) {
 			/*
 			 * In Exynos4210, ATB clock parent is also mout_core. So
 			 * ATB clock also needs to be mantained at safe speed.
@@ -206,7 +206,7 @@ static int exynos_cpuclk_pre_rate_change(struct clk_notifier_data *ndata,
 	writel(div0, base + E4210_DIV_CPU0);
 	wait_until_divider_stable(base + E4210_DIV_STAT_CPU0, DIV_MASK_ALL);
 
-	if (test_bit(CLK_CPU_HAS_DIV1, &cpuclk->flags)) {
+	if (cpuclk->flags & CLK_CPU_HAS_DIV1) {
 		writel(div1, base + E4210_DIV_CPU1);
 		wait_until_divider_stable(base + E4210_DIV_STAT_CPU1,
 				DIV_MASK_ALL);
@@ -225,7 +225,7 @@ static int exynos_cpuclk_post_rate_change(struct clk_notifier_data *ndata,
 	unsigned long mux_reg;
 
 	/* find out the divider values to use for clock data */
-	if (test_bit(CLK_CPU_NEEDS_DEBUG_ALT_DIV, &cpuclk->flags)) {
+	if (cpuclk->flags & CLK_CPU_NEEDS_DEBUG_ALT_DIV) {
 		while ((cfg_data->prate * 1000) != ndata->new_rate) {
 			if (cfg_data->prate == 0)
 				return -EINVAL;
@@ -240,7 +240,7 @@ static int exynos_cpuclk_post_rate_change(struct clk_notifier_data *ndata,
 	writel(mux_reg & ~(1 << 16), base + E4210_SRC_CPU);
 	wait_until_mux_stable(base + E4210_STAT_CPU, 16, 1);
 
-	if (test_bit(CLK_CPU_NEEDS_DEBUG_ALT_DIV, &cpuclk->flags)) {
+	if (cpuclk->flags & CLK_CPU_NEEDS_DEBUG_ALT_DIV) {
 		div |= (cfg_data->div0 & E4210_DIV0_ATB_MASK);
 		div_mask |= E4210_DIV0_ATB_MASK;
 	}

drivers/clk/ti/clk-3xxx.c

@@ -374,7 +374,6 @@ static struct ti_dt_clk omap3xxx_clks[] = {
 	DT_CLK(NULL, "gpio2_ick", "gpio2_ick"),
 	DT_CLK(NULL, "wdt3_ick", "wdt3_ick"),
 	DT_CLK(NULL, "uart3_ick", "uart3_ick"),
-	DT_CLK(NULL, "uart4_ick", "uart4_ick"),
 	DT_CLK(NULL, "gpt9_ick", "gpt9_ick"),
 	DT_CLK(NULL, "gpt8_ick", "gpt8_ick"),
 	DT_CLK(NULL, "gpt7_ick", "gpt7_ick"),
@@ -519,6 +518,7 @@ static struct ti_dt_clk am35xx_clks[] = {
 static struct ti_dt_clk omap36xx_clks[] = {
 	DT_CLK(NULL, "omap_192m_alwon_fck", "omap_192m_alwon_fck"),
 	DT_CLK(NULL, "uart4_fck", "uart4_fck"),
+	DT_CLK(NULL, "uart4_ick", "uart4_ick"),
 	{ .node_name = NULL },
 };
 

drivers/clk/ti/clk-7xx.c

@@ -18,7 +18,6 @@
 
 #include "clock.h"
 
-#define DRA7_DPLL_ABE_DEFFREQ				180633600
 #define DRA7_DPLL_GMAC_DEFFREQ				1000000000
 #define DRA7_DPLL_USB_DEFFREQ				960000000
 
@@ -313,27 +312,12 @@ static struct ti_dt_clk dra7xx_clks[] = {
 int __init dra7xx_dt_clk_init(void)
 {
 	int rc;
-	struct clk *abe_dpll_mux, *sys_clkin2, *dpll_ck, *hdcp_ck;
+	struct clk *dpll_ck, *hdcp_ck;
 
 	ti_dt_clocks_register(dra7xx_clks);
 
 	omap2_clk_disable_autoidle_all();
 
-	abe_dpll_mux = clk_get_sys(NULL, "abe_dpll_sys_clk_mux");
-	sys_clkin2 = clk_get_sys(NULL, "sys_clkin2");
-	dpll_ck = clk_get_sys(NULL, "dpll_abe_ck");
-
-	rc = clk_set_parent(abe_dpll_mux, sys_clkin2);
-	if (!rc)
-		rc = clk_set_rate(dpll_ck, DRA7_DPLL_ABE_DEFFREQ);
-	if (rc)
-		pr_err("%s: failed to configure ABE DPLL!\n", __func__);
-
-	dpll_ck = clk_get_sys(NULL, "dpll_abe_m2x2_ck");
-	rc = clk_set_rate(dpll_ck, DRA7_DPLL_ABE_DEFFREQ * 2);
-	if (rc)
-		pr_err("%s: failed to configure ABE DPLL m2x2!\n", __func__);
-
 	dpll_ck = clk_get_sys(NULL, "dpll_gmac_ck");
 	rc = clk_set_rate(dpll_ck, DRA7_DPLL_GMAC_DEFFREQ);
 	if (rc)

drivers/clk/ti/clkt_dflt.c

@@ -222,7 +222,7 @@ int omap2_dflt_clk_enable(struct clk_hw *hw)
 		}
 	}
 
-	if (unlikely(!clk->enable_reg)) {
+	if (unlikely(IS_ERR(clk->enable_reg))) {
 		pr_err("%s: %s missing enable_reg\n", __func__,
 		       clk_hw_get_name(hw));
 		ret = -EINVAL;
@@ -264,7 +264,7 @@ void omap2_dflt_clk_disable(struct clk_hw *hw)
 	u32 v;
 
 	clk = to_clk_hw_omap(hw);
-	if (!clk->enable_reg) {
+	if (IS_ERR(clk->enable_reg)) {
 		/*
 		 * 'independent' here refers to a clock which is not
 		 * controlled by its parent.