Merge branches 'clk-mvebu-periph-pm', 'clk-meson', 'clk-allwinner',...

Merge branches 'clk-mvebu-periph-pm', 'clk-meson', 'clk-allwinner', 'clk-mvebu-dup' and 'clk-davinci' into clk-next

 - S2RAM support for Marvell mvebu periph clks

* clk-mvebu-periph-pm:
  clk: mvebu: armada-37xx-periph: add suspend/resume support
  clk: mvebu: armada-37xx-periph: save the IP base address in the driver data

* clk-meson:
  clk: meson: meson8b: use the regmap in the internal reset controller
  clk: meson: meson8b: register the clock controller early
  clk: meson-axg: pcie: drop the mpll3 clock parent
  clk: meson: axg: round audio system master clocks down
  clk: meson: clk-pll: drop hard-coded rates from pll tables
  clk: meson: clk-pll: remove od parameters
  clk: meson: clk-pll: drop CLK_GET_RATE_NOCACHE where unnecessary
  clk: meson: clk-pll: add enable bit

* clk-allwinner:
  dt-bindings: clock: sun50i-a64-ccu: Add PLL_VIDEO0 macro
  clk: sunxi-ng: a64: Add max. rate constraint to video PLLs
  clk: sunxi-ng: a64: Add minimal rate for video PLLs
  clk: sunxi-ng: sun50i: h6: Add 2x fixed post-divider to MMC module clocks
  clk: sunxi-ng: a83t: Add max. rate constraint to video PLLs
  clk: sunxi-ng: nkmp: Add constraint for maximum rate
  clk: sunxi-ng: r40: Add max. rate constraint to video PLLs
  clk: sunxi-ng: h3/h5: Add max. rate constraint to pll-video
  clk: sunxi-ng: Add maximum rate constraint to NM PLLs
  clk: sunxi-ng: h6: fix PWM gate/reset offset
  clk: sunxi-ng: h6: fix bus clocks' divider position

* clk-mvebu-dup:
  clk: mvebu: ap806: Remove superfluous of_clk_add_provider

* clk-davinci:
  clk: davinci: kill davinci_clk_reset_assert/deassert()

arch/arm/mach-davinci/include/mach/clock.h

-/*
- * arch/arm/mach-davinci/include/mach/clock.h
- *
- * Clock control driver for DaVinci - header file
- *
- * Authors: Vladimir Barinov <source@mvista.com>
- *
- * 2007 (c) MontaVista Software, Inc. This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- */
-#ifndef __ASM_ARCH_DAVINCI_CLOCK_H
-#define __ASM_ARCH_DAVINCI_CLOCK_H
-
-struct clk;
-
-int davinci_clk_reset_assert(struct clk *c);
-int davinci_clk_reset_deassert(struct clk *c);
-
-#endif

drivers/clk/davinci/psc.c

@@ -303,24 +303,6 @@ static int davinci_lpsc_clk_reset(struct clk *clk, bool reset)
 	return 0;
 }
 
-/*
- * REVISIT: These exported functions can be removed after a non-DT lookup is
- * added to the reset controller framework and the davinci-rproc driver is
- * updated to use the generic reset controller framework.
- */
-
-int davinci_clk_reset_assert(struct clk *clk)
-{
-	return davinci_lpsc_clk_reset(clk, true);
-}
-EXPORT_SYMBOL(davinci_clk_reset_assert);
-
-int davinci_clk_reset_deassert(struct clk *clk)
-{
-	return davinci_lpsc_clk_reset(clk, false);
-}
-EXPORT_SYMBOL(davinci_clk_reset_deassert);
-
 static int davinci_psc_reset_assert(struct reset_controller_dev *rcdev,
 				    unsigned long id)
 {

drivers/clk/meson/axg-audio.c

@@ -101,10 +101,16 @@ static const char * const mst_mux_parent_names[] = {
 	"axg_mst_in4", "axg_mst_in5", "axg_mst_in6", "axg_mst_in7",
 };
 
-#define AXG_MST_MCLK_MUX(_name, _reg)					\
-	AXG_AUD_MUX(_name##_sel, _reg, 0x7, 24, CLK_MUX_ROUND_CLOSEST, \
+#define AXG_MST_MUX(_name, _reg, _flag)				\
+	AXG_AUD_MUX(_name##_sel, _reg, 0x7, 24, _flag,		\
 		    mst_mux_parent_names, CLK_SET_RATE_PARENT)
 
+#define AXG_MST_MCLK_MUX(_name, _reg)				\
+	AXG_MST_MUX(_name, _reg, CLK_MUX_ROUND_CLOSEST)
+
+#define AXG_MST_SYS_MUX(_name, _reg)				\
+	AXG_MST_MUX(_name, _reg, 0)
+
 static AXG_MST_MCLK_MUX(mst_a_mclk,   AUDIO_MCLK_A_CTRL);
 static AXG_MST_MCLK_MUX(mst_b_mclk,   AUDIO_MCLK_B_CTRL);
 static AXG_MST_MCLK_MUX(mst_c_mclk,   AUDIO_MCLK_C_CTRL);
@@ -112,14 +118,20 @@ static AXG_MST_MCLK_MUX(mst_d_mclk,   AUDIO_MCLK_D_CTRL);
 static AXG_MST_MCLK_MUX(mst_e_mclk,   AUDIO_MCLK_E_CTRL);
 static AXG_MST_MCLK_MUX(mst_f_mclk,   AUDIO_MCLK_F_CTRL);
 static AXG_MST_MCLK_MUX(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL);
-static AXG_MST_MCLK_MUX(spdifin_clk,  AUDIO_CLK_SPDIFIN_CTRL);
 static AXG_MST_MCLK_MUX(pdm_dclk,     AUDIO_CLK_PDMIN_CTRL0);
-static AXG_MST_MCLK_MUX(pdm_sysclk,   AUDIO_CLK_PDMIN_CTRL1);
+static AXG_MST_SYS_MUX(spdifin_clk,   AUDIO_CLK_SPDIFIN_CTRL);
+static AXG_MST_SYS_MUX(pdm_sysclk,    AUDIO_CLK_PDMIN_CTRL1);
 
-#define AXG_MST_MCLK_DIV(_name, _reg)					\
-	AXG_AUD_DIV(_name##_div, _reg, 0, 16, CLK_DIVIDER_ROUND_CLOSEST, \
+#define AXG_MST_DIV(_name, _reg, _flag)				\
+	AXG_AUD_DIV(_name##_div, _reg, 0, 16, _flag,		\
 		    "axg_"#_name"_sel", CLK_SET_RATE_PARENT)	\
 
+#define AXG_MST_MCLK_DIV(_name, _reg)				\
+	AXG_MST_DIV(_name, _reg, CLK_DIVIDER_ROUND_CLOSEST)
+
+#define AXG_MST_SYS_DIV(_name, _reg)				\
+	AXG_MST_DIV(_name, _reg, 0)
+
 static AXG_MST_MCLK_DIV(mst_a_mclk,   AUDIO_MCLK_A_CTRL);
 static AXG_MST_MCLK_DIV(mst_b_mclk,   AUDIO_MCLK_B_CTRL);
 static AXG_MST_MCLK_DIV(mst_c_mclk,   AUDIO_MCLK_C_CTRL);
@@ -127,9 +139,9 @@ static AXG_MST_MCLK_DIV(mst_d_mclk,   AUDIO_MCLK_D_CTRL);
 static AXG_MST_MCLK_DIV(mst_e_mclk,   AUDIO_MCLK_E_CTRL);
 static AXG_MST_MCLK_DIV(mst_f_mclk,   AUDIO_MCLK_F_CTRL);
 static AXG_MST_MCLK_DIV(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL);
-static AXG_MST_MCLK_DIV(spdifin_clk,  AUDIO_CLK_SPDIFIN_CTRL);
 static AXG_MST_MCLK_DIV(pdm_dclk,     AUDIO_CLK_PDMIN_CTRL0);
-static AXG_MST_MCLK_DIV(pdm_sysclk,   AUDIO_CLK_PDMIN_CTRL1);
+static AXG_MST_SYS_DIV(spdifin_clk,   AUDIO_CLK_SPDIFIN_CTRL);
+static AXG_MST_SYS_DIV(pdm_sysclk,    AUDIO_CLK_PDMIN_CTRL1);
 
 #define AXG_MST_MCLK_GATE(_name, _reg)				\
 	AXG_AUD_GATE(_name, _reg, 31,  "axg_"#_name"_div",	\

drivers/clk/meson/axg.h

@@ -133,8 +133,14 @@
 #define CLKID_PCIE_REF				78
 #define CLKID_GEN_CLK_SEL			82
 #define CLKID_GEN_CLK_DIV			83
+#define CLKID_SYS_PLL_DCO			85
+#define CLKID_FIXED_PLL_DCO			86
+#define CLKID_GP0_PLL_DCO			87
+#define CLKID_HIFI_PLL_DCO			88
+#define CLKID_PCIE_PLL_DCO			89
+#define CLKID_PCIE_PLL_OD			90
 
-#define NR_CLKS					85
+#define NR_CLKS					91
 
 /* include the CLKIDs that have been made part of the DT binding */
 #include <dt-bindings/clock/axg-clkc.h>

drivers/clk/meson/clk-pll.c

@@ -11,15 +11,19 @@
  * In the most basic form, a Meson PLL is composed as follows:
  *
  *                     PLL
- *      +------------------------------+
+ *        +--------------------------------+
  *        |                                |
- * in -----[ /N ]---[ *M ]---[ >>OD ]----->> out
- *      |         ^        ^           |
- *      +------------------------------+
+ *        |             +--+               |
+ *  in >>-----[ /N ]--->|  |      +-----+  |
+ *        |             |  |------| DCO |---->> out
+ *        |  +--------->|  |      +--v--+  |
+ *        |  |          +--+         |     |
+ *        |  |                       |     |
+ *        |  +--[ *(M + (F/Fmax) ]<--+     |
  *        |                                |
- *               FREF     VCO
+ *        +--------------------------------+
  *
- * out = in * (m + frac / frac_max) / (n << sum(ods))
+ * out = in * (m + frac / frac_max) / n
  */
 
 #include <linux/clk-provider.h>
@@ -41,12 +45,11 @@ meson_clk_pll_data(struct clk_regmap *clk)
 }
 
 static unsigned long __pll_params_to_rate(unsigned long parent_rate,
-					  const struct pll_rate_table *pllt,
+					  const struct pll_params_table *pllt,
 					  u16 frac,
 					  struct meson_clk_pll_data *pll)
 {
 	u64 rate = (u64)parent_rate * pllt->m;
-	unsigned int od = pllt->od + pllt->od2 + pllt->od3;
 
 	if (frac && MESON_PARM_APPLICABLE(&pll->frac)) {
 		u64 frac_rate = (u64)parent_rate * frac;
@@ -55,7 +58,7 @@ static unsigned long __pll_params_to_rate(unsigned long parent_rate,
 					 (1 << pll->frac.width));
 	}
 
-	return DIV_ROUND_UP_ULL(rate, pllt->n << od);
+	return DIV_ROUND_UP_ULL(rate, pllt->n);
 }
 
 static unsigned long meson_clk_pll_recalc_rate(struct clk_hw *hw,
@@ -63,20 +66,11 @@ static unsigned long meson_clk_pll_recalc_rate(struct clk_hw *hw,
 {
 	struct clk_regmap *clk = to_clk_regmap(hw);
 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
-	struct pll_rate_table pllt;
+	struct pll_params_table pllt;
 	u16 frac;
 
 	pllt.n = meson_parm_read(clk->map, &pll->n);
 	pllt.m = meson_parm_read(clk->map, &pll->m);
-	pllt.od = meson_parm_read(clk->map, &pll->od);
-
-	pllt.od2 = MESON_PARM_APPLICABLE(&pll->od2) ?
-		meson_parm_read(clk->map, &pll->od2) :
-		0;
-
-	pllt.od3 = MESON_PARM_APPLICABLE(&pll->od3) ?
-		meson_parm_read(clk->map, &pll->od3) :
-		0;
 
 	frac = MESON_PARM_APPLICABLE(&pll->frac) ?
 		meson_parm_read(clk->map, &pll->frac) :
@@ -87,14 +81,12 @@ static unsigned long meson_clk_pll_recalc_rate(struct clk_hw *hw,
 
 static u16 __pll_params_with_frac(unsigned long rate,
 				  unsigned long parent_rate,
-				  const struct pll_rate_table *pllt,
+				  const struct pll_params_table *pllt,
 				  struct meson_clk_pll_data *pll)
 {
 	u16 frac_max = (1 << pll->frac.width);
 	u64 val = (u64)rate * pllt->n;
 
-	val <<= pllt->od + pllt->od2 + pllt->od3;
-
 	if (pll->flags & CLK_MESON_PLL_ROUND_CLOSEST)
 		val = DIV_ROUND_CLOSEST_ULL(val * frac_max, parent_rate);
 	else
@@ -105,29 +97,50 @@ static u16 __pll_params_with_frac(unsigned long rate,
 	return min((u16)val, (u16)(frac_max - 1));
 }
 
-static const struct pll_rate_table *
+static bool meson_clk_pll_is_better(unsigned long rate,
+				    unsigned long best,
+				    unsigned long now,
+				    struct meson_clk_pll_data *pll)
+{
+	if (!(pll->flags & CLK_MESON_PLL_ROUND_CLOSEST) ||
+	    MESON_PARM_APPLICABLE(&pll->frac)) {
+		/* Round down */
+		if (now < rate && best < now)
+			return true;
+	} else {
+		/* Round Closest */
+		if (abs(now - rate) < abs(best - rate))
+			return true;
+	}
+
+	return false;
+}
+
+static const struct pll_params_table *
 meson_clk_get_pll_settings(unsigned long rate,
+			   unsigned long parent_rate,
 			   struct meson_clk_pll_data *pll)
 {
-	const struct pll_rate_table *table = pll->table;
-	unsigned int i = 0;
+	const struct pll_params_table *table = pll->table;
+	unsigned long best = 0, now = 0;
+	unsigned int i, best_i = 0;
 
 	if (!table)
 		return NULL;
 
-	/* Find the first table element exceeding rate */
-	while (table[i].rate && table[i].rate <= rate)
-		i++;
+	for (i = 0; table[i].n; i++) {
+		now = __pll_params_to_rate(parent_rate, &table[i], 0, pll);
 
-	if (i != 0) {
-		if (MESON_PARM_APPLICABLE(&pll->frac) ||
-		    !(pll->flags & CLK_MESON_PLL_ROUND_CLOSEST) ||
-		    (abs(rate - table[i - 1].rate) <
-		     abs(rate - table[i].rate)))
-			i--;
+		/* If we get an exact match, don't bother any further */
+		if (now == rate) {
+			return &table[i];
+		} else if (meson_clk_pll_is_better(rate, best, now, pll)) {
+			best = now;
+			best_i = i;
+		}
 	}
 
-	return (struct pll_rate_table *)&table[i];
+	return (struct pll_params_table *)&table[best_i];
 }
 
 static long meson_clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
@@ -135,16 +148,18 @@ static long meson_clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
 {
 	struct clk_regmap *clk = to_clk_regmap(hw);
 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
-	const struct pll_rate_table *pllt =
-		meson_clk_get_pll_settings(rate, pll);
+	const struct pll_params_table *pllt =
+		meson_clk_get_pll_settings(rate, *parent_rate, pll);
+	unsigned long round;
 	u16 frac;
 
 	if (!pllt)
 		return meson_clk_pll_recalc_rate(hw, *parent_rate);
 
-	if (!MESON_PARM_APPLICABLE(&pll->frac)
-	    || rate == pllt->rate)
-		return pllt->rate;
+	round = __pll_params_to_rate(*parent_rate, pllt, 0, pll);
+
+	if (!MESON_PARM_APPLICABLE(&pll->frac) || rate == round)
+		return round;
 
 	/*
 	 * The rate provided by the setting is not an exact match, let's
@@ -185,12 +200,45 @@ static void meson_clk_pll_init(struct clk_hw *hw)
 	}
 }
 
+static int meson_clk_pll_enable(struct clk_hw *hw)
+{
+	struct clk_regmap *clk = to_clk_regmap(hw);
+	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
+
+	/* Make sure the pll is in reset */
+	meson_parm_write(clk->map, &pll->rst, 1);
+
+	/* Enable the pll */
+	meson_parm_write(clk->map, &pll->en, 1);
+
+	/* Take the pll out reset */
+	meson_parm_write(clk->map, &pll->rst, 0);
+
+	if (meson_clk_pll_wait_lock(hw))
+		return -EIO;
+
+	return 0;
+}
+
+static void meson_clk_pll_disable(struct clk_hw *hw)
+{
+	struct clk_regmap *clk = to_clk_regmap(hw);
+	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
+
+	/* Put the pll is in reset */
+	meson_parm_write(clk->map, &pll->rst, 1);
+
+	/* Disable the pll */
+	meson_parm_write(clk->map, &pll->en, 0);
+}
+
 static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
 				  unsigned long parent_rate)
 {
 	struct clk_regmap *clk = to_clk_regmap(hw);
 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
-	const struct pll_rate_table *pllt;
+	const struct pll_params_table *pllt;
+	unsigned int enabled;
 	unsigned long old_rate;
 	u16 frac = 0;
 
@@ -199,32 +247,28 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
 
 	old_rate = rate;
 
-	pllt = meson_clk_get_pll_settings(rate, pll);
+	pllt = meson_clk_get_pll_settings(rate, parent_rate, pll);
 	if (!pllt)
 		return -EINVAL;
 
-	/* Put the pll in reset to write the params */
-	meson_parm_write(clk->map, &pll->rst, 1);
+	enabled = meson_parm_read(clk->map, &pll->en);
+	if (enabled)
+		meson_clk_pll_disable(hw);
 
 	meson_parm_write(clk->map, &pll->n, pllt->n);
 	meson_parm_write(clk->map, &pll->m, pllt->m);
-	meson_parm_write(clk->map, &pll->od, pllt->od);
-
-	if (MESON_PARM_APPLICABLE(&pll->od2))
-		meson_parm_write(clk->map, &pll->od2, pllt->od2);
 
-	if (MESON_PARM_APPLICABLE(&pll->od3))
-		meson_parm_write(clk->map, &pll->od3, pllt->od3);
 
 	if (MESON_PARM_APPLICABLE(&pll->frac)) {
 		frac = __pll_params_with_frac(rate, parent_rate, pllt, pll);
 		meson_parm_write(clk->map, &pll->frac, frac);
 	}
 
-	/* make sure the reset is cleared at this point */
-	meson_parm_write(clk->map, &pll->rst, 0);
+	/* If the pll is stopped, bail out now */
+	if (!enabled)
+		return 0;
 
-	if (meson_clk_pll_wait_lock(hw)) {
+	if (meson_clk_pll_enable(hw)) {
 		pr_warn("%s: pll did not lock, trying to restore old rate %lu\n",
 			__func__, old_rate);
 		/*
@@ -244,6 +288,8 @@ const struct clk_ops meson_clk_pll_ops = {
 	.recalc_rate	= meson_clk_pll_recalc_rate,
 	.round_rate	= meson_clk_pll_round_rate,
 	.set_rate	= meson_clk_pll_set_rate,
+	.enable		= meson_clk_pll_enable,
+	.disable	= meson_clk_pll_disable
 };
 
 const struct clk_ops meson_clk_pll_ro_ops = {

drivers/clk/meson/clkc.h

@@ -43,37 +43,29 @@ static inline void meson_parm_write(struct regmap *map, struct parm *p,
 }
 
 
-struct pll_rate_table {
-	unsigned long	rate;
+struct pll_params_table {
 	u16		m;
 	u16		n;
-	u16		od;
-	u16		od2;
-	u16		od3;
 };
 
-#define PLL_RATE(_r, _m, _n, _od)					\
+#define PLL_PARAMS(_m, _n)						\
 	{								\
-		.rate		= (_r),					\
 		.m		= (_m),					\
 		.n		= (_n),					\
-		.od		= (_od),				\
 	}
 
 #define CLK_MESON_PLL_ROUND_CLOSEST	BIT(0)
 
 struct meson_clk_pll_data {
+	struct parm en;
 	struct parm m;
 	struct parm n;
 	struct parm frac;
-	struct parm od;
-	struct parm od2;
-	struct parm od3;
 	struct parm l;
 	struct parm rst;
 	const struct reg_sequence *init_regs;
 	unsigned int init_count;
-	const struct pll_rate_table *table;
+	const struct pll_params_table *table;
 	u8 flags;
 };
 

drivers/clk/meson/gxbb.h

@@ -159,8 +159,14 @@
 #define CLKID_VDEC_HEVC_DIV	  155
 #define CLKID_GEN_CLK_SEL	  157
 #define CLKID_GEN_CLK_DIV	  158
-
-#define NR_CLKS			  160
+#define CLKID_FIXED_PLL_DCO	  160
+#define CLKID_HDMI_PLL_DCO	  161
+#define CLKID_HDMI_PLL_OD	  162
+#define CLKID_HDMI_PLL_OD2	  163
+#define CLKID_SYS_PLL_DCO	  164
+#define CLKID_GP0_PLL_DCO	  165
+
+#define NR_CLKS			  166
 
 /* include the CLKIDs that have been made part of the DT binding */
 #include <dt-bindings/clock/gxbb-clkc.h>

drivers/clk/meson/meson8b.h

@@ -75,8 +75,11 @@
 #define CLKID_FCLK_DIV7_DIV	109
 #define CLKID_NAND_SEL		110
 #define CLKID_NAND_DIV		111
+#define CLKID_PLL_FIXED_DCO	113
+#define CLKID_PLL_VID_DCO	114
+#define CLKID_PLL_SYS_DCO	115
 
-#define CLK_NR_CLKS		113
+#define CLK_NR_CLKS		116
 
 /*
  * include the CLKID and RESETID that have

drivers/clk/mvebu/ap806-system-controller.c

@@ -153,7 +153,6 @@ static int ap806_syscon_common_probe(struct platform_device *pdev,
 		goto fail4;
 	}
 
-	of_clk_add_provider(np, of_clk_src_onecell_get, &ap806_clk_data);
 	ret = of_clk_add_provider(np, of_clk_src_onecell_get, &ap806_clk_data);
 	if (ret)
 		goto fail_clk_add;

drivers/clk/mvebu/armada-37xx-periph.c

@@ -56,6 +56,15 @@
 struct clk_periph_driver_data {
 	struct clk_hw_onecell_data *hw_data;
 	spinlock_t lock;
+	void __iomem *reg;
+
+	/* Storage registers for suspend/resume operations */
+	u32 tbg_sel;
+	u32 div_sel0;
+	u32 div_sel1;
+	u32 div_sel2;
+	u32 clk_sel;
+	u32 clk_dis;
 };
 
 struct clk_double_div {
@@ -672,6 +681,40 @@ static int armada_3700_add_composite_clk(const struct clk_periph_data *data,
 	return PTR_ERR_OR_ZERO(*hw);
 }
 
+static int __maybe_unused armada_3700_periph_clock_suspend(struct device *dev)
+{
+	struct clk_periph_driver_data *data = dev_get_drvdata(dev);
+
+	data->tbg_sel = readl(data->reg + TBG_SEL);
+	data->div_sel0 = readl(data->reg + DIV_SEL0);
+	data->div_sel1 = readl(data->reg + DIV_SEL1);
+	data->div_sel2 = readl(data->reg + DIV_SEL2);
+	data->clk_sel = readl(data->reg + CLK_SEL);
+	data->clk_dis = readl(data->reg + CLK_DIS);
+
+	return 0;
+}
+
+static int __maybe_unused armada_3700_periph_clock_resume(struct device *dev)
+{
+	struct clk_periph_driver_data *data = dev_get_drvdata(dev);
+
+	/* Follow the same order than what the Cortex-M3 does (ATF code) */
+	writel(data->clk_dis, data->reg + CLK_DIS);
+	writel(data->div_sel0, data->reg + DIV_SEL0);
+	writel(data->div_sel1, data->reg + DIV_SEL1);
+	writel(data->div_sel2, data->reg + DIV_SEL2);
+	writel(data->tbg_sel, data->reg + TBG_SEL);
+	writel(data->clk_sel, data->reg + CLK_SEL);
+
+	return 0;
+}
+
+static const struct dev_pm_ops armada_3700_periph_clock_pm_ops = {
+	SET_SYSTEM_SLEEP_PM_OPS(armada_3700_periph_clock_suspend,
+				armada_3700_periph_clock_resume)
+};
+
 static int armada_3700_periph_clock_probe(struct platform_device *pdev)
 {
 	struct clk_periph_driver_data *driver_data;
@@ -680,7 +723,6 @@ static int armada_3700_periph_clock_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	int num_periph = 0, i, ret;
 	struct resource *res;
-	void __iomem *reg;
 
 	data = of_device_get_match_data(dev);
 	if (!data)
@@ -689,11 +731,6 @@ static int armada_3700_periph_clock_probe(struct platform_device *pdev)
 	while (data[num_periph].name)
 		num_periph++;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	reg = devm_ioremap_resource(dev, res);
-	if (IS_ERR(reg))
-		return PTR_ERR(reg);
-
 	driver_data = devm_kzalloc(dev, sizeof(*driver_data), GFP_KERNEL);
 	if (!driver_data)
 		return -ENOMEM;
@@ -706,12 +743,16 @@ static int armada_3700_periph_clock_probe(struct platform_device *pdev)
 		return -ENOMEM;
 	driver_data->hw_data->num = num_periph;
 
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	driver_data->reg = devm_ioremap_resource(dev, res);
+	if (IS_ERR(driver_data->reg))
+		return PTR_ERR(driver_data->reg);
+
 	spin_lock_init(&driver_data->lock);
 
 	for (i = 0; i < num_periph; i++) {
 		struct clk_hw **hw = &driver_data->hw_data->hws[i];
-
-		if (armada_3700_add_composite_clk(&data[i], reg,
+		if (armada_3700_add_composite_clk(&data[i], driver_data->reg,
 						  &driver_data->lock, dev, hw))
 			dev_err(dev, "Can't register periph clock %s\n",
 				data[i].name);
@@ -749,6 +790,7 @@ static struct platform_driver armada_3700_periph_clock_driver = {
 	.driver		= {
 		.name	= "marvell-armada-3700-periph-clock",
 		.of_match_table = armada_3700_periph_clock_of_match,
+		.pm	= &armada_3700_periph_clock_pm_ops,
 	},
 };
 

drivers/clk/sunxi-ng/ccu-sun50i-a64.c

@@ -64,8 +64,10 @@ static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
 				   BIT(28),	/* lock */
 				   CLK_SET_RATE_UNGATE);
 
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video0_clk, "pll-video0",
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video0_clk, "pll-video0",
 						"osc24M", 0x010,
+						192000000,	/* Minimum rate */
+						1008000000,	/* Maximum rate */
 						8, 7,		/* N */
 						0, 4,		/* M */
 						BIT(24),	/* frac enable */
@@ -125,8 +127,10 @@ static struct ccu_nk pll_periph1_clk = {
 	},
 };
 
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video1_clk, "pll-video1",
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video1_clk, "pll-video1",
 						"osc24M", 0x030,
+						192000000,	/* Minimum rate */
+						1008000000,	/* Maximum rate */
 						8, 7,		/* N */
 						0, 4,		/* M */
 						BIT(24),	/* frac enable */

drivers/clk/sunxi-ng/ccu-sun50i-a64.h

@@ -27,7 +27,9 @@
 #define CLK_PLL_AUDIO_2X		4
 #define CLK_PLL_AUDIO_4X		5
 #define CLK_PLL_AUDIO_8X		6
-#define CLK_PLL_VIDEO0			7
+
+/* PLL_VIDEO0 exported for HDMI PHY */
+
 #define CLK_PLL_VIDEO0_2X		8
 #define CLK_PLL_VE			9
 #define CLK_PLL_DDR0			10

drivers/clk/sunxi-ng/ccu-sun50i-h6.c

@@ -224,7 +224,7 @@ static SUNXI_CCU_MP_WITH_MUX(psi_ahb1_ahb2_clk, "psi-ahb1-ahb2",
 			     psi_ahb1_ahb2_parents,
 			     0x510,
 			     0, 5,	/* M */
-			     16, 2,	/* P */
+			     8, 2,	/* P */
 			     24, 2,	/* mux */
 			     0);
 
@@ -233,19 +233,19 @@ static const char * const ahb3_apb1_apb2_parents[] = { "osc24M", "osc32k",
 						       "pll-periph0" };
 static SUNXI_CCU_MP_WITH_MUX(ahb3_clk, "ahb3", ahb3_apb1_apb2_parents, 0x51c,
 			     0, 5,	/* M */
-			     16, 2,	/* P */
+			     8, 2,	/* P */
 			     24, 2,	/* mux */
 			     0);
 
 static SUNXI_CCU_MP_WITH_MUX(apb1_clk, "apb1", ahb3_apb1_apb2_parents, 0x520,
 			     0, 5,	/* M */
-			     16, 2,	/* P */
+			     8, 2,	/* P */
 			     24, 2,	/* mux */
 			     0);
 
 static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", ahb3_apb1_apb2_parents, 0x524,
 			     0, 5,	/* M */
-			     16, 2,	/* P */
+			     8, 2,	/* P */
 			     24, 2,	/* mux */
 			     0);
 
@@ -352,7 +352,7 @@ static SUNXI_CCU_GATE(bus_dbg_clk, "bus-dbg", "psi-ahb1-ahb2",
 static SUNXI_CCU_GATE(bus_psi_clk, "bus-psi", "psi-ahb1-ahb2",
 		      0x79c, BIT(0), 0);
 
-static SUNXI_CCU_GATE(bus_pwm_clk, "bus-pwm", "apb1", 0x79c, BIT(0), 0);
+static SUNXI_CCU_GATE(bus_pwm_clk, "bus-pwm", "apb1", 0x7ac, BIT(0), 0);
 
 static SUNXI_CCU_GATE(bus_iommu_clk, "bus-iommu", "apb1", 0x7bc, BIT(0), 0);
 
@@ -408,25 +408,28 @@ static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb3", 0x82c, BIT(0), 0);
 
 static const char * const mmc_parents[] = { "osc24M", "pll-periph0-2x",
 					    "pll-periph1-2x" };
-static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mmc_parents, 0x830,
+static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc0_clk, "mmc0", mmc_parents, 0x830,
 					  0, 4,		/* M */
 					  8, 2,		/* N */
 					  24, 3,	/* mux */
-					BIT(31),/* gate */
+					  BIT(31),	/* gate */
+					  2,		/* post-div */
 					  0);
 
-static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mmc_parents, 0x834,
+static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc1_clk, "mmc1", mmc_parents, 0x834,
 					  0, 4,		/* M */
 					  8, 2,		/* N */
 					  24, 3,	/* mux */
-					BIT(31),/* gate */
+					  BIT(31),	/* gate */
+					  2,		/* post-div */
 					  0);
 
-static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mmc_parents, 0x838,
+static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc2_clk, "mmc2", mmc_parents, 0x838,
 					  0, 4,		/* M */
 					  8, 2,		/* N */
 					  24, 3,	/* mux */
-					BIT(31),/* gate */
+					  BIT(31),	/* gate */
+					  2,		/* post-div */
 					  0);
 
 static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb3", 0x84c, BIT(0), 0);

drivers/clk/sunxi-ng/ccu-sun8i-a83t.c

@@ -108,6 +108,7 @@ static struct ccu_nkmp pll_video0_clk = {
 	.n		= _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
 	.m		= _SUNXI_CCU_DIV(16, 1), /* input divider */
 	.p		= _SUNXI_CCU_DIV(0, 2), /* output divider */
+	.max_rate	= 3000000000UL,
 	.common		= {
 		.reg		= 0x010,
 		.lock_reg	= CCU_SUN8I_A83T_LOCK_REG,
@@ -220,6 +221,7 @@ static struct ccu_nkmp pll_video1_clk = {
 	.n		= _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
 	.m		= _SUNXI_CCU_DIV(16, 1), /* input divider */
 	.p		= _SUNXI_CCU_DIV(0, 2), /* external divider p */
+	.max_rate	= 3000000000UL,
 	.common		= {
 		.reg		= 0x04c,
 		.lock_reg	= CCU_SUN8I_A83T_LOCK_REG,

drivers/clk/sunxi-ng/ccu-sun8i-h3.c

@@ -69,9 +69,10 @@ static SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
 				       BIT(28),	/* lock */
 				       CLK_SET_RATE_UNGATE);
 
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN(pll_video_clk, "pll-video",
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video_clk, "pll-video",
 						"osc24M", 0x0010,
 						192000000, /* Minimum rate */
+						912000000, /* Maximum rate */
 						8, 7,      /* N */
 						0, 4,	   /* M */
 						BIT(24),   /* frac enable */

drivers/clk/sunxi-ng/ccu-sun8i-r40.c

@@ -65,10 +65,10 @@ static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
 				   BIT(28),	/* lock */
 				   CLK_SET_RATE_UNGATE);
 
-/* TODO: The result of N/M is required to be in [8, 25] range. */
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN(pll_video0_clk, "pll-video0",
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video0_clk, "pll-video0",
 						"osc24M", 0x0010,
 						192000000,  /* Minimum rate */
+						1008000000, /* Maximum rate */
 						8, 7,       /* N */
 						0, 4,       /* M */
 						BIT(24),    /* frac enable */
@@ -152,10 +152,10 @@ static struct ccu_nk pll_periph1_clk = {
 	},
 };
 
-/* TODO: The result of N/M is required to be in [8, 25] range. */
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN(pll_video1_clk, "pll-video1",
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video1_clk, "pll-video1",
 						"osc24M", 0x030,
 						192000000,  /* Minimum rate */
+						1008000000, /* Maximum rate */
 						8, 7,       /* N */
 						0, 4,       /* M */
 						BIT(24),    /* frac enable */

drivers/clk/sunxi-ng/ccu_nkmp.c

@@ -137,6 +137,13 @@ static long ccu_nkmp_round_rate(struct clk_hw *hw, unsigned long rate,
 	if (nkmp->common.features & CCU_FEATURE_FIXED_POSTDIV)
 		rate *= nkmp->fixed_post_div;
 
+	if (nkmp->max_rate && rate > nkmp->max_rate) {
+		rate = nkmp->max_rate;
+		if (nkmp->common.features & CCU_FEATURE_FIXED_POSTDIV)
+			rate /= nkmp->fixed_post_div;
+		return rate;
+	}
+
 	_nkmp.min_n = nkmp->n.min ?: 1;
 	_nkmp.max_n = nkmp->n.max ?: 1 << nkmp->n.width;
 	_nkmp.min_k = nkmp->k.min ?: 1;

drivers/clk/sunxi-ng/ccu_nkmp.h

@@ -35,6 +35,7 @@ struct ccu_nkmp {
 	struct ccu_div_internal		p;
 
 	unsigned int		fixed_post_div;
+	unsigned int		max_rate;
 
 	struct ccu_common	common;
 };

drivers/clk/sunxi-ng/ccu_nm.c

@@ -124,6 +124,13 @@ static long ccu_nm_round_rate(struct clk_hw *hw, unsigned long rate,
 		return rate;
 	}
 
+	if (nm->max_rate && rate > nm->max_rate) {
+		rate = nm->max_rate;
+		if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
+			rate /= nm->fixed_post_div;
+		return rate;
+	}
+
 	if (ccu_frac_helper_has_rate(&nm->common, &nm->frac, rate)) {
 		if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
 			rate /= nm->fixed_post_div;

drivers/clk/sunxi-ng/ccu_nm.h

@@ -38,6 +38,7 @@ struct ccu_nm {
 
 	unsigned int		fixed_post_div;
 	unsigned int		min_rate;
+	unsigned int		max_rate;
 
 	struct ccu_common	common;
 };
@@ -115,6 +116,35 @@ struct ccu_nm {
 		},							\
 	}
 
+#define SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(_struct, _name,	\
+						 _parent, _reg,		\
+						 _min_rate, _max_rate,	\
+						 _nshift, _nwidth,	\
+						 _mshift, _mwidth,	\
+						 _frac_en, _frac_sel,	\
+						 _frac_rate_0,		\
+						 _frac_rate_1,		\
+						 _gate, _lock, _flags)	\
+	struct ccu_nm _struct = {					\
+		.enable		= _gate,				\
+		.lock		= _lock,				\
+		.n		= _SUNXI_CCU_MULT(_nshift, _nwidth),	\
+		.m		= _SUNXI_CCU_DIV(_mshift, _mwidth),	\
+		.frac		= _SUNXI_CCU_FRAC(_frac_en, _frac_sel,	\
+						  _frac_rate_0,		\
+						  _frac_rate_1),	\
+		.min_rate	= _min_rate,				\
+		.max_rate	= _max_rate,				\
+		.common		= {					\
+			.reg		= _reg,				\
+			.features	= CCU_FEATURE_FRACTIONAL,	\
+			.hw.init	= CLK_HW_INIT(_name,		\
+						      _parent,		\
+						      &ccu_nm_ops,	\
+						      _flags),		\
+		},							\
+	}
+
 #define SUNXI_CCU_NM_WITH_GATE_LOCK(_struct, _name, _parent, _reg,	\
 				    _nshift, _nwidth,			\
 				    _mshift, _mwidth,			\

include/dt-bindings/clock/sun50i-a64-ccu.h

@@ -43,6 +43,7 @@
 #ifndef _DT_BINDINGS_CLK_SUN50I_A64_H_
 #define _DT_BINDINGS_CLK_SUN50I_A64_H_
 
+#define CLK_PLL_VIDEO0		7
 #define CLK_PLL_PERIPH0		11
 
 #define CLK_BUS_MIPI_DSI	28