Merge tag 'clk-renesas-for-v4.17-tag2' of...

Merge tag 'clk-renesas-for-v4.17-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers into clk-renesas

Pull Renesas clk driver updates from Geert Uytterhoeven:

  - Fix the incorrect display clock on R-Car M3-N,
  - Always use readl()/writel(),
  - Small fixes.

* tag 'clk-renesas-for-v4.17-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers:
  clk: renesas: cpg-mssr: Adjust r8a77980 ifdef
  clk: renesas: rcar-gen3: Always use readl()/writel()
  clk: renesas: sh73a0: Always use readl()/writel()
  clk: renesas: rza1: Always use readl()/writel()
  clk: renesas: rcar-gen2: Always use readl()/writel()
  clk: renesas: r8a7740: Always use readl()/writel()
  clk: renesas: r8a73a4: Always use readl()/writel()
  clk: renesas: mstp: Always use readl()/writel()
  clk: renesas: div6: Always use readl()/writel()
  clk: renesas: r8a77965: Replace DU2 clock

drivers/clk/renesas/clk-div6.c

@@ -53,9 +53,9 @@ static int cpg_div6_clock_enable(struct clk_hw *hw)
 	struct div6_clock *clock = to_div6_clock(hw);
 	u32 val;
 
-	val = (clk_readl(clock->reg) & ~(CPG_DIV6_DIV_MASK | CPG_DIV6_CKSTP))
+	val = (readl(clock->reg) & ~(CPG_DIV6_DIV_MASK | CPG_DIV6_CKSTP))
 	    | CPG_DIV6_DIV(clock->div - 1);
-	clk_writel(val, clock->reg);
+	writel(val, clock->reg);
 
 	return 0;
 }
@@ -65,7 +65,7 @@ static void cpg_div6_clock_disable(struct clk_hw *hw)
 	struct div6_clock *clock = to_div6_clock(hw);
 	u32 val;
 
-	val = clk_readl(clock->reg);
+	val = readl(clock->reg);
 	val |= CPG_DIV6_CKSTP;
 	/*
 	 * DIV6 clocks require the divisor field to be non-zero when stopping
@@ -75,14 +75,14 @@ static void cpg_div6_clock_disable(struct clk_hw *hw)
 	 */
 	if (!(val & CPG_DIV6_DIV_MASK))
 		val |= CPG_DIV6_DIV_MASK;
-	clk_writel(val, clock->reg);
+	writel(val, clock->reg);
 }
 
 static int cpg_div6_clock_is_enabled(struct clk_hw *hw)
 {
 	struct div6_clock *clock = to_div6_clock(hw);
 
-	return !(clk_readl(clock->reg) & CPG_DIV6_CKSTP);
+	return !(readl(clock->reg) & CPG_DIV6_CKSTP);
 }
 
 static unsigned long cpg_div6_clock_recalc_rate(struct clk_hw *hw,
@@ -122,10 +122,10 @@ static int cpg_div6_clock_set_rate(struct clk_hw *hw, unsigned long rate,
 
 	clock->div = div;
 
-	val = clk_readl(clock->reg) & ~CPG_DIV6_DIV_MASK;
+	val = readl(clock->reg) & ~CPG_DIV6_DIV_MASK;
 	/* Only program the new divisor if the clock isn't stopped. */
 	if (!(val & CPG_DIV6_CKSTP))
-		clk_writel(val | CPG_DIV6_DIV(clock->div - 1), clock->reg);
+		writel(val | CPG_DIV6_DIV(clock->div - 1), clock->reg);
 
 	return 0;
 }
@@ -139,7 +139,7 @@ static u8 cpg_div6_clock_get_parent(struct clk_hw *hw)
 	if (clock->src_width == 0)
 		return 0;
 
-	hw_index = (clk_readl(clock->reg) >> clock->src_shift) &
+	hw_index = (readl(clock->reg) >> clock->src_shift) &
 		   (BIT(clock->src_width) - 1);
 	for (i = 0; i < clk_hw_get_num_parents(hw); i++) {
 		if (clock->parents[i] == hw_index)
@@ -163,8 +163,8 @@ static int cpg_div6_clock_set_parent(struct clk_hw *hw, u8 index)
 	mask = ~((BIT(clock->src_width) - 1) << clock->src_shift);
 	hw_index = clock->parents[index];
 
-	clk_writel((clk_readl(clock->reg) & mask) |
-		(hw_index << clock->src_shift), clock->reg);
+	writel((readl(clock->reg) & mask) | (hw_index << clock->src_shift),
+	       clock->reg);
 
 	return 0;
 }
@@ -241,7 +241,7 @@ struct clk * __init cpg_div6_register(const char *name,
 	 * Read the divisor. Disabling the clock overwrites the divisor, so we
 	 * need to cache its value for the enable operation.
 	 */
-	clock->div = (clk_readl(clock->reg) & CPG_DIV6_DIV_MASK) + 1;
+	clock->div = (readl(clock->reg) & CPG_DIV6_DIV_MASK) + 1;
 
 	switch (num_parents) {
 	case 1:

drivers/clk/renesas/clk-mstp.c

@@ -64,13 +64,13 @@ struct mstp_clock {
 static inline u32 cpg_mstp_read(struct mstp_clock_group *group,
 				u32 __iomem *reg)
 {
-	return group->width_8bit ? readb(reg) : clk_readl(reg);
+	return group->width_8bit ? readb(reg) : readl(reg);
 }
 
 static inline void cpg_mstp_write(struct mstp_clock_group *group, u32 val,
 				  u32 __iomem *reg)
 {
-	group->width_8bit ? writeb(val, reg) : clk_writel(val, reg);
+	group->width_8bit ? writeb(val, reg) : writel(val, reg);
 }
 
 static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable)

drivers/clk/renesas/clk-r8a73a4.c

@@ -71,7 +71,7 @@ r8a73a4_cpg_register_clock(struct device_node *np, struct r8a73a4_cpg *cpg,
 
 
 	if (!strcmp(name, "main")) {
-		u32 ckscr = clk_readl(cpg->reg + CPG_CKSCR);
+		u32 ckscr = readl(cpg->reg + CPG_CKSCR);
 
 		switch ((ckscr >> 28) & 3) {
 		case 0:	/* extal1 */
@@ -95,14 +95,14 @@ r8a73a4_cpg_register_clock(struct device_node *np, struct r8a73a4_cpg *cpg,
 		 * clock implementation and we currently have no need to change
 		 * the multiplier value.
 		 */
-		u32 value = clk_readl(cpg->reg + CPG_PLL0CR);
+		u32 value = readl(cpg->reg + CPG_PLL0CR);
 
 		parent_name = "main";
 		mult = ((value >> 24) & 0x7f) + 1;
 		if (value & BIT(20))
 			div = 2;
 	} else if (!strcmp(name, "pll1")) {
-		u32 value = clk_readl(cpg->reg + CPG_PLL1CR);
+		u32 value = readl(cpg->reg + CPG_PLL1CR);
 
 		parent_name = "main";
 		/* XXX: enable bit? */
@@ -125,7 +125,7 @@ r8a73a4_cpg_register_clock(struct device_node *np, struct r8a73a4_cpg *cpg,
 		default:
 			return ERR_PTR(-EINVAL);
 		}
-		value = clk_readl(cpg->reg + cr);
+		value = readl(cpg->reg + cr);
 		switch ((value >> 5) & 7) {
 		case 0:
 			parent_name = "main";
@@ -161,8 +161,7 @@ r8a73a4_cpg_register_clock(struct device_node *np, struct r8a73a4_cpg *cpg,
 			shift = 0;
 		}
 		div *= 32;
-		mult = 0x20 - ((clk_readl(cpg->reg + CPG_FRQCRC) >> shift)
-		       & 0x1f);
+		mult = 0x20 - ((readl(cpg->reg + CPG_FRQCRC) >> shift) & 0x1f);
 	} else {
 		struct div4_clk *c;
 

drivers/clk/renesas/clk-r8a7740.c

@@ -98,20 +98,20 @@ r8a7740_cpg_register_clock(struct device_node *np, struct r8a7740_cpg *cpg,
 		 * clock implementation and we currently have no need to change
 		 * the multiplier value.
 		 */
-		u32 value = clk_readl(cpg->reg + CPG_FRQCRC);
+		u32 value = readl(cpg->reg + CPG_FRQCRC);
 		parent_name = "system";
 		mult = ((value >> 24) & 0x7f) + 1;
 	} else if (!strcmp(name, "pllc1")) {
-		u32 value = clk_readl(cpg->reg + CPG_FRQCRA);
+		u32 value = readl(cpg->reg + CPG_FRQCRA);
 		parent_name = "system";
 		mult = ((value >> 24) & 0x7f) + 1;
 		div = 2;
 	} else if (!strcmp(name, "pllc2")) {
-		u32 value = clk_readl(cpg->reg + CPG_PLLC2CR);
+		u32 value = readl(cpg->reg + CPG_PLLC2CR);
 		parent_name = "system";
 		mult = ((value >> 24) & 0x3f) + 1;
 	} else if (!strcmp(name, "usb24s")) {
-		u32 value = clk_readl(cpg->reg + CPG_USBCKCR);
+		u32 value = readl(cpg->reg + CPG_USBCKCR);
 		if (value & BIT(7))
 			/* extal2 */
 			parent_name = of_clk_get_parent_name(np, 1);

drivers/clk/renesas/clk-rcar-gen2.c

@@ -62,8 +62,7 @@ static unsigned long cpg_z_clk_recalc_rate(struct clk_hw *hw,
 	unsigned int mult;
 	unsigned int val;
 
-	val = (clk_readl(zclk->reg) & CPG_FRQCRC_ZFC_MASK)
-	    >> CPG_FRQCRC_ZFC_SHIFT;
+	val = (readl(zclk->reg) & CPG_FRQCRC_ZFC_MASK) >> CPG_FRQCRC_ZFC_SHIFT;
 	mult = 32 - val;
 
 	return div_u64((u64)parent_rate * mult, 32);
@@ -95,21 +94,21 @@ static int cpg_z_clk_set_rate(struct clk_hw *hw, unsigned long rate,
 	mult = div_u64((u64)rate * 32, parent_rate);
 	mult = clamp(mult, 1U, 32U);
 
-	if (clk_readl(zclk->kick_reg) & CPG_FRQCRB_KICK)
+	if (readl(zclk->kick_reg) & CPG_FRQCRB_KICK)
 		return -EBUSY;
 
-	val = clk_readl(zclk->reg);
+	val = readl(zclk->reg);
 	val &= ~CPG_FRQCRC_ZFC_MASK;
 	val |= (32 - mult) << CPG_FRQCRC_ZFC_SHIFT;
-	clk_writel(val, zclk->reg);
+	writel(val, zclk->reg);
 
 	/*
 	 * Set KICK bit in FRQCRB to update hardware setting and wait for
 	 * clock change completion.
 	 */
-	kick = clk_readl(zclk->kick_reg);
+	kick = readl(zclk->kick_reg);
 	kick |= CPG_FRQCRB_KICK;
-	clk_writel(kick, zclk->kick_reg);
+	writel(kick, zclk->kick_reg);
 
 	/*
 	 * Note: There is no HW information about the worst case latency.
@@ -121,7 +120,7 @@ static int cpg_z_clk_set_rate(struct clk_hw *hw, unsigned long rate,
 	 * "super" safe value.
 	 */
 	for (i = 1000; i; i--) {
-		if (!(clk_readl(zclk->kick_reg) & CPG_FRQCRB_KICK))
+		if (!(readl(zclk->kick_reg) & CPG_FRQCRB_KICK))
 			return 0;
 
 		cpu_relax();
@@ -332,7 +331,7 @@ rcar_gen2_cpg_register_clock(struct device_node *np, struct rcar_gen2_cpg *cpg,
 			mult = config->pll0_mult;
 			div = 3;
 		} else {
-			u32 value = clk_readl(cpg->reg + CPG_PLL0CR);
+			u32 value = readl(cpg->reg + CPG_PLL0CR);
 			mult = ((value >> 24) & ((1 << 7) - 1)) + 1;
 		}
 		parent_name = "main";

drivers/clk/renesas/clk-rz.c

@@ -75,9 +75,9 @@ rz_cpg_register_clock(struct device_node *np, struct rz_cpg *cpg, const char *na
 	 * let them run at fixed current speed and implement the details later.
 	 */
 	if (strcmp(name, "i") == 0)
-		val = (clk_readl(cpg->reg + CPG_FRQCR) >> 8) & 3;
+		val = (readl(cpg->reg + CPG_FRQCR) >> 8) & 3;
 	else if (strcmp(name, "g") == 0)
-		val = clk_readl(cpg->reg + CPG_FRQCR2) & 3;
+		val = readl(cpg->reg + CPG_FRQCR2) & 3;
 	else
 		return ERR_PTR(-EINVAL);
 

drivers/clk/renesas/clk-sh73a0.c

@@ -85,7 +85,7 @@ sh73a0_cpg_register_clock(struct device_node *np, struct sh73a0_cpg *cpg,
 
 	if (!strcmp(name, "main")) {
 		/* extal1, extal1_div2, extal2, extal2_div2 */
-		u32 parent_idx = (clk_readl(cpg->reg + CPG_CKSCR) >> 28) & 3;
+		u32 parent_idx = (readl(cpg->reg + CPG_CKSCR) >> 28) & 3;
 
 		parent_name = of_clk_get_parent_name(np, parent_idx >> 1);
 		div = (parent_idx & 1) + 1;
@@ -110,11 +110,11 @@ sh73a0_cpg_register_clock(struct device_node *np, struct sh73a0_cpg *cpg,
 		default:
 			return ERR_PTR(-EINVAL);
 		}
-		if (clk_readl(cpg->reg + CPG_PLLECR) & BIT(enable_bit)) {
-			mult = ((clk_readl(enable_reg) >> 24) & 0x3f) + 1;
+		if (readl(cpg->reg + CPG_PLLECR) & BIT(enable_bit)) {
+			mult = ((readl(enable_reg) >> 24) & 0x3f) + 1;
 			/* handle CFG bit for PLL1 and PLL2 */
 			if (enable_bit == 1 || enable_bit == 2)
-				if (clk_readl(enable_reg) & BIT(20))
+				if (readl(enable_reg) & BIT(20))
 					mult *= 2;
 		}
 	} else if (!strcmp(name, "dsi0phy") || !strcmp(name, "dsi1phy")) {
@@ -193,9 +193,9 @@ static void __init sh73a0_cpg_clocks_init(struct device_node *np)
 		return;
 
 	/* Set SDHI clocks to a known state */
-	clk_writel(0x108, cpg->reg + CPG_SD0CKCR);
-	clk_writel(0x108, cpg->reg + CPG_SD1CKCR);
-	clk_writel(0x108, cpg->reg + CPG_SD2CKCR);
+	writel(0x108, cpg->reg + CPG_SD0CKCR);
+	writel(0x108, cpg->reg + CPG_SD1CKCR);
+	writel(0x108, cpg->reg + CPG_SD2CKCR);
 
 	for (i = 0; i < num_clks; ++i) {
 		const char *name;

drivers/clk/renesas/r8a77965-cpg-mssr.c

@@ -173,7 +173,7 @@ static const struct mssr_mod_clk r8a77965_mod_clks[] __initconst = {
 	DEF_MOD("hsusb",		704,	R8A77965_CLK_S3D4),
 	DEF_MOD("csi20",		714,	R8A77965_CLK_CSI0),
 	DEF_MOD("csi40",		716,	R8A77965_CLK_CSI0),
-	DEF_MOD("du2",			722,	R8A77965_CLK_S2D1),
+	DEF_MOD("du3",			721,	R8A77965_CLK_S2D1),
 	DEF_MOD("du1",			723,	R8A77965_CLK_S2D1),
 	DEF_MOD("du0",			724,	R8A77965_CLK_S2D1),
 	DEF_MOD("lvds",			727,	R8A77965_CLK_S2D1),

drivers/clk/renesas/rcar-gen3-cpg.c

@@ -93,7 +93,7 @@ static unsigned long cpg_z_clk_recalc_rate(struct clk_hw *hw,
 	unsigned int mult;
 	u32 val;
 
-	val = clk_readl(zclk->reg) & zclk->mask;
+	val = readl(zclk->reg) & zclk->mask;
 	mult = 32 - (val >> __ffs(zclk->mask));
 
 	/* Factor of 2 is for fixed divider */
@@ -125,20 +125,20 @@ static int cpg_z_clk_set_rate(struct clk_hw *hw, unsigned long rate,
 	mult = DIV_ROUND_CLOSEST_ULL(rate * 32ULL * 2, parent_rate);
 	mult = clamp(mult, 1U, 32U);
 
-	if (clk_readl(zclk->kick_reg) & CPG_FRQCRB_KICK)
+	if (readl(zclk->kick_reg) & CPG_FRQCRB_KICK)
 		return -EBUSY;
 
-	val = clk_readl(zclk->reg) & ~zclk->mask;
+	val = readl(zclk->reg) & ~zclk->mask;
 	val |= ((32 - mult) << __ffs(zclk->mask)) & zclk->mask;
-	clk_writel(val, zclk->reg);
+	writel(val, zclk->reg);
 
 	/*
 	 * Set KICK bit in FRQCRB to update hardware setting and wait for
 	 * clock change completion.
 	 */
-	kick = clk_readl(zclk->kick_reg);
+	kick = readl(zclk->kick_reg);
 	kick |= CPG_FRQCRB_KICK;
-	clk_writel(kick, zclk->kick_reg);
+	writel(kick, zclk->kick_reg);
 
 	/*
 	 * Note: There is no HW information about the worst case latency.
@@ -150,7 +150,7 @@ static int cpg_z_clk_set_rate(struct clk_hw *hw, unsigned long rate,
 	 * "super" safe value.
 	 */
 	for (i = 1000; i; i--) {
-		if (!(clk_readl(zclk->kick_reg) & CPG_FRQCRB_KICK))
+		if (!(readl(zclk->kick_reg) & CPG_FRQCRB_KICK))
 			return 0;
 
 		cpu_relax();

drivers/clk/renesas/renesas-cpg-mssr.c

@@ -705,7 +705,7 @@ static const struct of_device_id cpg_mssr_match[] = {
 		.data = &r8a77970_cpg_mssr_info,
 	},
 #endif
-#ifdef CONFIG_ARCH_R8A77980
+#ifdef CONFIG_CLK_R8A77980
 	{
 		.compatible = "renesas,r8a77980-cpg-mssr",
 		.data = &r8a77980_cpg_mssr_info,