Merge git://git.denx.de/u-boot-rockchip

This includes support for rk3188 from Heiko Stübner and and rk3328 from
Kever Yang.  Also included is SPL support for rk3399 and a fix for
rk3288 to get it booting again (spl_early_init()).

6 files changed, 1196 insertions, 10 deletions

diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c
index c73156a..fcd693a 100644
--- a/drivers/clk/at91/pmc.c
+++ b/drivers/clk/at91/pmc.c
@@ -10,6 +10,7 @@
 #include <dm/device.h>
 #include <dm/lists.h>
 #include <dm/root.h>
+#include <dm/util.h>
 #include "pmc.h"
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -56,7 +57,7 @@ int at91_clk_sub_device_bind(struct udevice *dev, const char *drv_name)
 	     offset > 0;
 	     offset = fdt_next_subnode(fdt, offset)) {
 		if (pre_reloc_only &&
-		    !fdt_getprop(fdt, offset, "u-boot,dm-pre-reloc", NULL))
+		    !dm_fdt_pre_reloc(fdt, offset))
 			continue;
 		/*
 		 * If this node has "compatible" property, this is not
diff --git a/drivers/clk/rockchip/Makefile b/drivers/clk/rockchip/Makefile
index 1f8e417..1091a76 100644
--- a/drivers/clk/rockchip/Makefile
+++ b/drivers/clk/rockchip/Makefile
@@ -5,5 +5,7 @@
 #
 
 obj-$(CONFIG_ROCKCHIP_RK3036) += clk_rk3036.o
+obj-$(CONFIG_ROCKCHIP_RK3188) += clk_rk3188.o
 obj-$(CONFIG_ROCKCHIP_RK3288) += clk_rk3288.o
+obj-$(CONFIG_ROCKCHIP_RK3328) += clk_rk3328.o
 obj-$(CONFIG_ROCKCHIP_RK3399) += clk_rk3399.o
diff --git a/drivers/clk/rockchip/clk_rk3188.c b/drivers/clk/rockchip/clk_rk3188.c
new file mode 100644
index 0000000..459649f
--- /dev/null
+++ b/drivers/clk/rockchip/clk_rk3188.c
@@ -0,0 +1,527 @@
+/*
+ * (C) Copyright 2015 Google, Inc
+ * (C) Copyright 2016 Heiko Stuebner <heiko@sntech.de>
+ *
+ * SPDX-License-Identifier:	GPL-2.0
+ */
+
+#include <common.h>
+#include <clk-uclass.h>
+#include <dm.h>
+#include <dt-structs.h>
+#include <errno.h>
+#include <mapmem.h>
+#include <syscon.h>
+#include <asm/io.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/cru_rk3188.h>
+#include <asm/arch/grf_rk3188.h>
+#include <asm/arch/hardware.h>
+#include <dt-bindings/clock/rk3188-cru.h>
+#include <dm/device-internal.h>
+#include <dm/lists.h>
+#include <dm/uclass-internal.h>
+#include <linux/log2.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+enum rk3188_clk_type {
+	RK3188_CRU,
+	RK3188A_CRU,
+};
+
+struct rk3188_clk_plat {
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+	struct dtd_rockchip_rk3188_cru dtd;
+#endif
+};
+
+struct pll_div {
+	u32 nr;
+	u32 nf;
+	u32 no;
+};
+
+enum {
+	VCO_MAX_HZ	= 2200U * 1000000,
+	VCO_MIN_HZ	= 440 * 1000000,
+	OUTPUT_MAX_HZ	= 2200U * 1000000,
+	OUTPUT_MIN_HZ	= 30 * 1000000,
+	FREF_MAX_HZ	= 2200U * 1000000,
+	FREF_MIN_HZ	= 30 * 1000,
+};
+
+enum {
+	/* PLL CON0 */
+	PLL_OD_MASK		= 0x0f,
+
+	/* PLL CON1 */
+	PLL_NF_MASK		= 0x1fff,
+
+	/* PLL CON2 */
+	PLL_BWADJ_MASK		= 0x0fff,
+
+	/* PLL CON3 */
+	PLL_RESET_SHIFT		= 5,
+
+	/* GRF_SOC_STATUS0 */
+	SOCSTS_DPLL_LOCK	= 1 << 5,
+	SOCSTS_APLL_LOCK	= 1 << 6,
+	SOCSTS_CPLL_LOCK	= 1 << 7,
+	SOCSTS_GPLL_LOCK	= 1 << 8,
+};
+
+#define RATE_TO_DIV(input_rate, output_rate) \
+	((input_rate) / (output_rate) - 1);
+
+#define DIV_TO_RATE(input_rate, div)	((input_rate) / ((div) + 1))
+
+#define PLL_DIVISORS(hz, _nr, _no) {\
+	.nr = _nr, .nf = (u32)((u64)hz * _nr * _no / OSC_HZ), .no = _no};\
+	_Static_assert(((u64)hz * _nr * _no / OSC_HZ) * OSC_HZ /\
+		       (_nr * _no) == hz, #hz "Hz cannot be hit with PLL "\
+		       "divisors on line " __stringify(__LINE__));
+
+/* Keep divisors as low as possible to reduce jitter and power usage */
+#ifdef CONFIG_SPL_BUILD
+static const struct pll_div gpll_init_cfg = PLL_DIVISORS(GPLL_HZ, 2, 2);
+static const struct pll_div cpll_init_cfg = PLL_DIVISORS(CPLL_HZ, 1, 2);
+#endif
+
+static int rkclk_set_pll(struct rk3188_cru *cru, enum rk_clk_id clk_id,
+			 const struct pll_div *div, bool has_bwadj)
+{
+	int pll_id = rk_pll_id(clk_id);
+	struct rk3188_pll *pll = &cru->pll[pll_id];
+	/* All PLLs have same VCO and output frequency range restrictions. */
+	uint vco_hz = OSC_HZ / 1000 * div->nf / div->nr * 1000;
+	uint output_hz = vco_hz / div->no;
+
+	debug("PLL at %x: nf=%d, nr=%d, no=%d, vco=%u Hz, output=%u Hz\n",
+	      (uint)pll, div->nf, div->nr, div->no, vco_hz, output_hz);
+	assert(vco_hz >= VCO_MIN_HZ && vco_hz <= VCO_MAX_HZ &&
+	       output_hz >= OUTPUT_MIN_HZ && output_hz <= OUTPUT_MAX_HZ &&
+	       (div->no == 1 || !(div->no % 2)));
+
+	/* enter reset */
+	rk_setreg(&pll->con3, 1 << PLL_RESET_SHIFT);
+
+	rk_clrsetreg(&pll->con0,
+		     CLKR_MASK << CLKR_SHIFT | PLL_OD_MASK,
+		     ((div->nr - 1) << CLKR_SHIFT) | (div->no - 1));
+	rk_clrsetreg(&pll->con1, CLKF_MASK, div->nf - 1);
+
+	if (has_bwadj)
+		rk_clrsetreg(&pll->con2, PLL_BWADJ_MASK, (div->nf >> 1) - 1);
+
+	udelay(10);
+
+	/* return from reset */
+	rk_clrreg(&pll->con3, 1 << PLL_RESET_SHIFT);
+
+	return 0;
+}
+
+static int rkclk_configure_ddr(struct rk3188_cru *cru, struct rk3188_grf *grf,
+			       unsigned int hz, bool has_bwadj)
+{
+	static const struct pll_div dpll_cfg[] = {
+		{.nf = 25, .nr = 2, .no = 1},
+		{.nf = 400, .nr = 9, .no = 2},
+		{.nf = 500, .nr = 9, .no = 2},
+		{.nf = 100, .nr = 3, .no = 1},
+	};
+	int cfg;
+
+	switch (hz) {
+	case 300000000:
+		cfg = 0;
+		break;
+	case 533000000:	/* actually 533.3P MHz */
+		cfg = 1;
+		break;
+	case 666000000:	/* actually 666.6P MHz */
+		cfg = 2;
+		break;
+	case 800000000:
+		cfg = 3;
+		break;
+	default:
+		debug("Unsupported SDRAM frequency");
+		return -EINVAL;
+	}
+
+	/* pll enter slow-mode */
+	rk_clrsetreg(&cru->cru_mode_con, DPLL_MODE_MASK << DPLL_MODE_SHIFT,
+		     DPLL_MODE_SLOW << DPLL_MODE_SHIFT);
+
+	rkclk_set_pll(cru, CLK_DDR, &dpll_cfg[cfg], has_bwadj);
+
+	/* wait for pll lock */
+	while (!(readl(&grf->soc_status0) & SOCSTS_DPLL_LOCK))
+		udelay(1);
+
+	/* PLL enter normal-mode */
+	rk_clrsetreg(&cru->cru_mode_con, DPLL_MODE_MASK << DPLL_MODE_SHIFT,
+		     DPLL_MODE_NORMAL << DPLL_MODE_SHIFT);
+
+	return 0;
+}
+
+/* Get pll rate by id */
+static uint32_t rkclk_pll_get_rate(struct rk3188_cru *cru,
+				   enum rk_clk_id clk_id)
+{
+	uint32_t nr, no, nf;
+	uint32_t con;
+	int pll_id = rk_pll_id(clk_id);
+	struct rk3188_pll *pll = &cru->pll[pll_id];
+	static u8 clk_shift[CLK_COUNT] = {
+		0xff, APLL_MODE_SHIFT, DPLL_MODE_SHIFT, CPLL_MODE_SHIFT,
+		GPLL_MODE_SHIFT
+	};
+	uint shift;
+
+	con = readl(&cru->cru_mode_con);
+	shift = clk_shift[clk_id];
+	switch ((con >> shift) & APLL_MODE_MASK) {
+	case APLL_MODE_SLOW:
+		return OSC_HZ;
+	case APLL_MODE_NORMAL:
+		/* normal mode */
+		con = readl(&pll->con0);
+		no = ((con >> CLKOD_SHIFT) & CLKOD_MASK) + 1;
+		nr = ((con >> CLKR_SHIFT) & CLKR_MASK) + 1;
+		con = readl(&pll->con1);
+		nf = ((con >> CLKF_SHIFT) & CLKF_MASK) + 1;
+
+		return (24 * nf / (nr * no)) * 1000000;
+	case APLL_MODE_DEEP:
+	default:
+		return 32768;
+	}
+}
+
+static ulong rockchip_mmc_get_clk(struct rk3188_cru *cru, uint gclk_rate,
+				  int periph)
+{
+	uint div;
+	u32 con;
+
+	switch (periph) {
+	case HCLK_EMMC:
+		con = readl(&cru->cru_clksel_con[12]);
+		div = (con >> EMMC_DIV_SHIFT) & EMMC_DIV_MASK;
+		break;
+	case HCLK_SDMMC:
+		con = readl(&cru->cru_clksel_con[11]);
+		div = (con >> MMC0_DIV_SHIFT) & MMC0_DIV_MASK;
+		break;
+	case HCLK_SDIO:
+		con = readl(&cru->cru_clksel_con[12]);
+		div = (con >> SDIO_DIV_SHIFT) & SDIO_DIV_MASK;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return DIV_TO_RATE(gclk_rate, div);
+}
+
+static ulong rockchip_mmc_set_clk(struct rk3188_cru *cru, uint gclk_rate,
+				  int  periph, uint freq)
+{
+	int src_clk_div;
+
+	debug("%s: gclk_rate=%u\n", __func__, gclk_rate);
+	src_clk_div = RATE_TO_DIV(gclk_rate, freq);
+	assert(src_clk_div <= 0x3f);
+
+	switch (periph) {
+	case HCLK_EMMC:
+		rk_clrsetreg(&cru->cru_clksel_con[12],
+			     EMMC_DIV_MASK << EMMC_DIV_SHIFT,
+			     src_clk_div << EMMC_DIV_SHIFT);
+		break;
+	case HCLK_SDMMC:
+		rk_clrsetreg(&cru->cru_clksel_con[11],
+			     MMC0_DIV_MASK << MMC0_DIV_SHIFT,
+			     src_clk_div << MMC0_DIV_SHIFT);
+		break;
+	case HCLK_SDIO:
+		rk_clrsetreg(&cru->cru_clksel_con[12],
+			     SDIO_DIV_MASK << SDIO_DIV_SHIFT,
+			     src_clk_div << SDIO_DIV_SHIFT);
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return rockchip_mmc_get_clk(cru, gclk_rate, periph);
+}
+
+static ulong rockchip_spi_get_clk(struct rk3188_cru *cru, uint gclk_rate,
+				  int periph)
+{
+	uint div;
+	u32 con;
+
+	switch (periph) {
+	case SCLK_SPI0:
+		con = readl(&cru->cru_clksel_con[25]);
+		div = (con >> SPI0_DIV_SHIFT) & SPI0_DIV_MASK;
+		break;
+	case SCLK_SPI1:
+		con = readl(&cru->cru_clksel_con[25]);
+		div = (con >> SPI1_DIV_SHIFT) & SPI1_DIV_MASK;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return DIV_TO_RATE(gclk_rate, div);
+}
+
+static ulong rockchip_spi_set_clk(struct rk3188_cru *cru, uint gclk_rate,
+				  int periph, uint freq)
+{
+	int src_clk_div = RATE_TO_DIV(gclk_rate, freq);
+
+	switch (periph) {
+	case SCLK_SPI0:
+		assert(src_clk_div <= SPI0_DIV_MASK);
+		rk_clrsetreg(&cru->cru_clksel_con[25],
+			     SPI0_DIV_MASK << SPI0_DIV_SHIFT,
+			     src_clk_div << SPI0_DIV_SHIFT);
+		break;
+	case SCLK_SPI1:
+		assert(src_clk_div <= SPI1_DIV_MASK);
+		rk_clrsetreg(&cru->cru_clksel_con[25],
+			     SPI1_DIV_MASK << SPI1_DIV_SHIFT,
+			     src_clk_div << SPI1_DIV_SHIFT);
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return rockchip_spi_get_clk(cru, gclk_rate, periph);
+}
+
+#ifdef CONFIG_SPL_BUILD
+static void rkclk_init(struct rk3188_cru *cru, struct rk3188_grf *grf,
+		       bool has_bwadj)
+{
+	u32 aclk_div, hclk_div, pclk_div, h2p_div;
+
+	/* pll enter slow-mode */
+	rk_clrsetreg(&cru->cru_mode_con,
+		     GPLL_MODE_MASK << GPLL_MODE_SHIFT |
+		     CPLL_MODE_MASK << CPLL_MODE_SHIFT,
+		     GPLL_MODE_SLOW << GPLL_MODE_SHIFT |
+		     CPLL_MODE_SLOW << CPLL_MODE_SHIFT);
+
+	/* init pll */
+	rkclk_set_pll(cru, CLK_GENERAL, &gpll_init_cfg, has_bwadj);
+	rkclk_set_pll(cru, CLK_CODEC, &cpll_init_cfg, has_bwadj);
+
+	/* waiting for pll lock */
+	while ((readl(&grf->soc_status0) &
+			(SOCSTS_CPLL_LOCK | SOCSTS_GPLL_LOCK)) !=
+			(SOCSTS_CPLL_LOCK | SOCSTS_GPLL_LOCK))
+		udelay(1);
+
+	/*
+	 * cpu clock pll source selection and
+	 * reparent aclk_cpu_pre from apll to gpll
+	 * set up dependent divisors for PCLK/HCLK and ACLK clocks.
+	 */
+	aclk_div = RATE_TO_DIV(GPLL_HZ, CPU_ACLK_HZ);
+	assert((aclk_div + 1) * CPU_ACLK_HZ == GPLL_HZ && aclk_div < 0x1f);
+
+	rk_clrsetreg(&cru->cru_clksel_con[0],
+		     CPU_ACLK_PLL_MASK << CPU_ACLK_PLL_SHIFT |
+		     A9_CPU_DIV_MASK << A9_CPU_DIV_SHIFT,
+		     CPU_ACLK_PLL_SELECT_GPLL << CPU_ACLK_PLL_SHIFT |
+		     aclk_div << A9_CPU_DIV_SHIFT);
+
+	hclk_div = ilog2(CPU_ACLK_HZ / CPU_HCLK_HZ);
+	assert((1 << hclk_div) * CPU_HCLK_HZ == CPU_ACLK_HZ && hclk_div < 0x3);
+	pclk_div = ilog2(CPU_ACLK_HZ / CPU_PCLK_HZ);
+	assert((1 << pclk_div) * CPU_PCLK_HZ == CPU_ACLK_HZ && pclk_div < 0x4);
+	h2p_div = ilog2(CPU_HCLK_HZ / CPU_H2P_HZ);
+	assert((1 << h2p_div) * CPU_H2P_HZ == CPU_HCLK_HZ && pclk_div < 0x3);
+
+	rk_clrsetreg(&cru->cru_clksel_con[1],
+		     AHB2APB_DIV_MASK << AHB2APB_DIV_SHIFT |
+		     CPU_PCLK_DIV_MASK << CPU_PCLK_DIV_SHIFT |
+		     CPU_HCLK_DIV_MASK << CPU_HCLK_DIV_SHIFT,
+		     h2p_div << AHB2APB_DIV_SHIFT |
+		     pclk_div << CPU_PCLK_DIV_SHIFT |
+		     hclk_div << CPU_HCLK_DIV_SHIFT);
+
+	/*
+	 * peri clock pll source selection and
+	 * set up dependent divisors for PCLK/HCLK and ACLK clocks.
+	 */
+	aclk_div = GPLL_HZ / PERI_ACLK_HZ - 1;
+	assert((aclk_div + 1) * PERI_ACLK_HZ == GPLL_HZ && aclk_div < 0x1f);
+
+	hclk_div = ilog2(PERI_ACLK_HZ / PERI_HCLK_HZ);
+	assert((1 << hclk_div) * PERI_HCLK_HZ ==
+		PERI_ACLK_HZ && (hclk_div < 0x4));
+
+	pclk_div = ilog2(PERI_ACLK_HZ / PERI_PCLK_HZ);
+	assert((1 << pclk_div) * PERI_PCLK_HZ ==
+		PERI_ACLK_HZ && (pclk_div < 0x4));
+
+	rk_clrsetreg(&cru->cru_clksel_con[10],
+		     PERI_PCLK_DIV_MASK << PERI_PCLK_DIV_SHIFT |
+		     PERI_HCLK_DIV_MASK << PERI_HCLK_DIV_SHIFT |
+		     PERI_ACLK_DIV_MASK << PERI_ACLK_DIV_SHIFT,
+		     PERI_SEL_GPLL << PERI_SEL_PLL_SHIFT |
+		     pclk_div << PERI_PCLK_DIV_SHIFT |
+		     hclk_div << PERI_HCLK_DIV_SHIFT |
+		     aclk_div << PERI_ACLK_DIV_SHIFT);
+
+	/* PLL enter normal-mode */
+	rk_clrsetreg(&cru->cru_mode_con,
+		     GPLL_MODE_MASK << GPLL_MODE_SHIFT |
+		     CPLL_MODE_MASK << CPLL_MODE_SHIFT,
+		     GPLL_MODE_NORMAL << GPLL_MODE_SHIFT |
+		     CPLL_MODE_NORMAL << CPLL_MODE_SHIFT);
+
+	rockchip_mmc_set_clk(cru, PERI_HCLK_HZ, HCLK_SDMMC, 16000000);
+}
+#endif
+
+static ulong rk3188_clk_get_rate(struct clk *clk)
+{
+	struct rk3188_clk_priv *priv = dev_get_priv(clk->dev);
+	ulong new_rate, gclk_rate;
+
+	gclk_rate = rkclk_pll_get_rate(priv->cru, CLK_GENERAL);
+	switch (clk->id) {
+	case 1 ... 4:
+		new_rate = rkclk_pll_get_rate(priv->cru, clk->id);
+		break;
+	case HCLK_EMMC:
+	case HCLK_SDMMC:
+	case HCLK_SDIO:
+		new_rate = rockchip_mmc_get_clk(priv->cru, PERI_HCLK_HZ,
+						clk->id);
+		break;
+	case SCLK_SPI0:
+	case SCLK_SPI1:
+		new_rate = rockchip_spi_get_clk(priv->cru, PERI_PCLK_HZ,
+						clk->id);
+		break;
+	case PCLK_I2C0:
+	case PCLK_I2C1:
+	case PCLK_I2C2:
+	case PCLK_I2C3:
+	case PCLK_I2C4:
+		return gclk_rate;
+	default:
+		return -ENOENT;
+	}
+
+	return new_rate;
+}
+
+static ulong rk3188_clk_set_rate(struct clk *clk, ulong rate)
+{
+	struct rk3188_clk_priv *priv = dev_get_priv(clk->dev);
+	struct rk3188_cru *cru = priv->cru;
+	ulong new_rate;
+
+	switch (clk->id) {
+	case CLK_DDR:
+		new_rate = rkclk_configure_ddr(priv->cru, priv->grf, rate,
+					       priv->has_bwadj);
+		break;
+	case HCLK_EMMC:
+	case HCLK_SDMMC:
+	case HCLK_SDIO:
+		new_rate = rockchip_mmc_set_clk(cru, PERI_HCLK_HZ,
+						clk->id, rate);
+		break;
+	case SCLK_SPI0:
+	case SCLK_SPI1:
+		new_rate = rockchip_spi_set_clk(cru, PERI_PCLK_HZ,
+						clk->id, rate);
+		break;
+	default:
+		return -ENOENT;
+	}
+
+	return new_rate;
+}
+
+static struct clk_ops rk3188_clk_ops = {
+	.get_rate	= rk3188_clk_get_rate,
+	.set_rate	= rk3188_clk_set_rate,
+};
+
+static int rk3188_clk_ofdata_to_platdata(struct udevice *dev)
+{
+#if !CONFIG_IS_ENABLED(OF_PLATDATA)
+	struct rk3188_clk_priv *priv = dev_get_priv(dev);
+
+	priv->cru = (struct rk3188_cru *)dev_get_addr(dev);
+#endif
+
+	return 0;
+}
+
+static int rk3188_clk_probe(struct udevice *dev)
+{
+	struct rk3188_clk_priv *priv = dev_get_priv(dev);
+	enum rk3188_clk_type type = dev_get_driver_data(dev);
+
+	priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
+	if (IS_ERR(priv->grf))
+		return PTR_ERR(priv->grf);
+	priv->has_bwadj = (type == RK3188A_CRU) ? 1 : 0;
+
+#ifdef CONFIG_SPL_BUILD
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+	struct rk3188_clk_plat *plat = dev_get_platdata(dev);
+
+	priv->cru = map_sysmem(plat->dtd.reg[0], plat->dtd.reg[1]);
+#endif
+
+	rkclk_init(priv->cru, priv->grf, priv->has_bwadj);
+#endif
+
+	return 0;
+}
+
+static int rk3188_clk_bind(struct udevice *dev)
+{
+	int ret;
+
+	/* The reset driver does not have a device node, so bind it here */
+	ret = device_bind_driver(gd->dm_root, "rk3188_sysreset", "reset", &dev);
+	if (ret)
+		debug("Warning: No rk3188 reset driver: ret=%d\n", ret);
+
+	return 0;
+}
+
+static const struct udevice_id rk3188_clk_ids[] = {
+	{ .compatible = "rockchip,rk3188-cru", .data = RK3188_CRU },
+	{ .compatible = "rockchip,rk3188a-cru", .data = RK3188A_CRU },
+	{ }
+};
+
+U_BOOT_DRIVER(rockchip_rk3188_cru) = {
+	.name			= "rockchip_rk3188_cru",
+	.id			= UCLASS_CLK,
+	.of_match		= rk3188_clk_ids,
+	.priv_auto_alloc_size	= sizeof(struct rk3188_clk_priv),
+	.platdata_auto_alloc_size = sizeof(struct rk3188_clk_plat),
+	.ops			= &rk3188_clk_ops,
+	.bind			= rk3188_clk_bind,
+	.ofdata_to_platdata	= rk3188_clk_ofdata_to_platdata,
+	.probe			= rk3188_clk_probe,
+};
diff --git a/drivers/clk/rockchip/clk_rk3288.c b/drivers/clk/rockchip/clk_rk3288.c
index d15504c..7835676 100644
--- a/drivers/clk/rockchip/clk_rk3288.c
+++ b/drivers/clk/rockchip/clk_rk3288.c
@@ -131,8 +131,10 @@ enum {
 
 /* Keep divisors as low as possible to reduce jitter and power usage */
 static const struct pll_div apll_init_cfg = PLL_DIVISORS(APLL_HZ, 1, 1);
+#ifdef CONFIG_SPL_BUILD
 static const struct pll_div gpll_init_cfg = PLL_DIVISORS(GPLL_HZ, 2, 2);
 static const struct pll_div cpll_init_cfg = PLL_DIVISORS(CPLL_HZ, 1, 2);
+#endif
 
 static int rkclk_set_pll(struct rk3288_cru *cru, enum rk_clk_id clk_id,
 			 const struct pll_div *div)
diff --git a/drivers/clk/rockchip/clk_rk3328.c b/drivers/clk/rockchip/clk_rk3328.c
new file mode 100644
index 0000000..0ff1e30
--- /dev/null
+++ b/drivers/clk/rockchip/clk_rk3328.c
@@ -0,0 +1,581 @@
+/*
+ * (C) Copyright 2017 Rockchip Electronics Co., Ltd
+ *
+ * SPDX-License-Identifier:	GPL-2.0
+ */
+
+#include <common.h>
+#include <clk-uclass.h>
+#include <dm.h>
+#include <errno.h>
+#include <syscon.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/cru_rk3328.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+#include <dm/lists.h>
+#include <dt-bindings/clock/rk3328-cru.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+struct pll_div {
+	u32 refdiv;
+	u32 fbdiv;
+	u32 postdiv1;
+	u32 postdiv2;
+	u32 frac;
+};
+
+#define RATE_TO_DIV(input_rate, output_rate) \
+	((input_rate) / (output_rate) - 1);
+#define DIV_TO_RATE(input_rate, div)    ((input_rate) / ((div) + 1))
+
+#define PLL_DIVISORS(hz, _refdiv, _postdiv1, _postdiv2) {\
+	.refdiv = _refdiv,\
+	.fbdiv = (u32)((u64)hz * _refdiv * _postdiv1 * _postdiv2 / OSC_HZ),\
+	.postdiv1 = _postdiv1, .postdiv2 = _postdiv2};
+
+static const struct pll_div gpll_init_cfg = PLL_DIVISORS(GPLL_HZ, 1, 4, 1);
+static const struct pll_div cpll_init_cfg = PLL_DIVISORS(CPLL_HZ, 2, 2, 1);
+
+static const struct pll_div apll_816_cfg = PLL_DIVISORS(816 * MHz, 1, 2, 1);
+static const struct pll_div apll_600_cfg = PLL_DIVISORS(600 * MHz, 1, 3, 1);
+
+static const struct pll_div *apll_cfgs[] = {
+	[APLL_816_MHZ] = &apll_816_cfg,
+	[APLL_600_MHZ] = &apll_600_cfg,
+};
+
+enum {
+	/* PLL_CON0 */
+	PLL_POSTDIV1_SHIFT		= 12,
+	PLL_POSTDIV1_MASK		= 0x7 << PLL_POSTDIV1_SHIFT,
+	PLL_FBDIV_SHIFT			= 0,
+	PLL_FBDIV_MASK			= 0xfff,
+
+	/* PLL_CON1 */
+	PLL_DSMPD_SHIFT			= 12,
+	PLL_DSMPD_MASK			= 1 << PLL_DSMPD_SHIFT,
+	PLL_INTEGER_MODE		= 1,
+	PLL_LOCK_STATUS_SHIFT		= 10,
+	PLL_LOCK_STATUS_MASK		= 1 << PLL_LOCK_STATUS_SHIFT,
+	PLL_POSTDIV2_SHIFT		= 6,
+	PLL_POSTDIV2_MASK		= 0x7 << PLL_POSTDIV2_SHIFT,
+	PLL_REFDIV_SHIFT		= 0,
+	PLL_REFDIV_MASK			= 0x3f,
+
+	/* PLL_CON2 */
+	PLL_FRACDIV_SHIFT		= 0,
+	PLL_FRACDIV_MASK		= 0xffffff,
+
+	/* MODE_CON */
+	APLL_MODE_SHIFT			= 0,
+	NPLL_MODE_SHIFT			= 1,
+	DPLL_MODE_SHIFT			= 4,
+	CPLL_MODE_SHIFT			= 8,
+	GPLL_MODE_SHIFT			= 12,
+	PLL_MODE_SLOW			= 0,
+	PLL_MODE_NORM,
+
+	/* CLKSEL_CON0 */
+	CLK_CORE_PLL_SEL_APLL		= 0,
+	CLK_CORE_PLL_SEL_GPLL,
+	CLK_CORE_PLL_SEL_DPLL,
+	CLK_CORE_PLL_SEL_NPLL,
+	CLK_CORE_PLL_SEL_SHIFT		= 6,
+	CLK_CORE_PLL_SEL_MASK		= 3 << CLK_CORE_PLL_SEL_SHIFT,
+	CLK_CORE_DIV_SHIFT		= 0,
+	CLK_CORE_DIV_MASK		= 0x1f,
+
+	/* CLKSEL_CON1 */
+	ACLKM_CORE_DIV_SHIFT		= 4,
+	ACLKM_CORE_DIV_MASK		= 0x7 << ACLKM_CORE_DIV_SHIFT,
+	PCLK_DBG_DIV_SHIFT		= 0,
+	PCLK_DBG_DIV_MASK		= 0xF << PCLK_DBG_DIV_SHIFT,
+
+	/* CLKSEL_CON28 */
+	ACLK_PERIHP_PLL_SEL_CPLL	= 0,
+	ACLK_PERIHP_PLL_SEL_GPLL,
+	ACLK_PERIHP_PLL_SEL_HDMIPHY,
+	ACLK_PERIHP_PLL_SEL_SHIFT	= 6,
+	ACLK_PERIHP_PLL_SEL_MASK	= 3 << ACLK_PERIHP_PLL_SEL_SHIFT,
+	ACLK_PERIHP_DIV_CON_SHIFT	= 0,
+	ACLK_PERIHP_DIV_CON_MASK	= 0x1f,
+
+	/* CLKSEL_CON29 */
+	PCLK_PERIHP_DIV_CON_SHIFT	= 4,
+	PCLK_PERIHP_DIV_CON_MASK	= 0x7 << PCLK_PERIHP_DIV_CON_SHIFT,
+	HCLK_PERIHP_DIV_CON_SHIFT	= 0,
+	HCLK_PERIHP_DIV_CON_MASK	= 3 << HCLK_PERIHP_DIV_CON_SHIFT,
+
+	/* CLKSEL_CON22 */
+	CLK_TSADC_DIV_CON_SHIFT		= 0,
+	CLK_TSADC_DIV_CON_MASK		= 0x3ff,
+
+	/* CLKSEL_CON23 */
+	CLK_SARADC_DIV_CON_SHIFT	= 0,
+	CLK_SARADC_DIV_CON_MASK		= 0x3ff << CLK_SARADC_DIV_CON_SHIFT,
+
+	/* CLKSEL_CON24 */
+	CLK_PWM_PLL_SEL_CPLL		= 0,
+	CLK_PWM_PLL_SEL_GPLL,
+	CLK_PWM_PLL_SEL_SHIFT		= 15,
+	CLK_PWM_PLL_SEL_MASK		= 1 << CLK_PWM_PLL_SEL_SHIFT,
+	CLK_PWM_DIV_CON_SHIFT		= 8,
+	CLK_PWM_DIV_CON_MASK		= 0x7f << CLK_PWM_DIV_CON_SHIFT,
+
+	CLK_SPI_PLL_SEL_CPLL		= 0,
+	CLK_SPI_PLL_SEL_GPLL,
+	CLK_SPI_PLL_SEL_SHIFT		= 7,
+	CLK_SPI_PLL_SEL_MASK		= 1 << CLK_SPI_PLL_SEL_SHIFT,
+	CLK_SPI_DIV_CON_SHIFT		= 0,
+	CLK_SPI_DIV_CON_MASK		= 0x7f << CLK_SPI_DIV_CON_SHIFT,
+
+	/* CLKSEL_CON30 */
+	CLK_SDMMC_PLL_SEL_CPLL		= 0,
+	CLK_SDMMC_PLL_SEL_GPLL,
+	CLK_SDMMC_PLL_SEL_24M,
+	CLK_SDMMC_PLL_SEL_USBPHY,
+	CLK_SDMMC_PLL_SHIFT		= 8,
+	CLK_SDMMC_PLL_MASK		= 0x3 << CLK_SDMMC_PLL_SHIFT,
+	CLK_SDMMC_DIV_CON_SHIFT          = 0,
+	CLK_SDMMC_DIV_CON_MASK           = 0xff << CLK_SDMMC_DIV_CON_SHIFT,
+
+	/* CLKSEL_CON32 */
+	CLK_EMMC_PLL_SEL_CPLL		= 0,
+	CLK_EMMC_PLL_SEL_GPLL,
+	CLK_EMMC_PLL_SEL_24M,
+	CLK_EMMC_PLL_SEL_USBPHY,
+	CLK_EMMC_PLL_SHIFT		= 8,
+	CLK_EMMC_PLL_MASK		= 0x3 << CLK_EMMC_PLL_SHIFT,
+	CLK_EMMC_DIV_CON_SHIFT          = 0,
+	CLK_EMMC_DIV_CON_MASK           = 0xff << CLK_EMMC_DIV_CON_SHIFT,
+
+	/* CLKSEL_CON34 */
+	CLK_I2C_PLL_SEL_CPLL		= 0,
+	CLK_I2C_PLL_SEL_GPLL,
+	CLK_I2C_DIV_CON_MASK		= 0x7f,
+	CLK_I2C_PLL_SEL_MASK		= 1,
+	CLK_I2C1_PLL_SEL_SHIFT		= 15,
+	CLK_I2C1_DIV_CON_SHIFT		= 8,
+	CLK_I2C0_PLL_SEL_SHIFT		= 7,
+	CLK_I2C0_DIV_CON_SHIFT		= 0,
+
+	/* CLKSEL_CON35 */
+	CLK_I2C3_PLL_SEL_SHIFT		= 15,
+	CLK_I2C3_DIV_CON_SHIFT		= 8,
+	CLK_I2C2_PLL_SEL_SHIFT		= 7,
+	CLK_I2C2_DIV_CON_SHIFT		= 0,
+};
+
+#define VCO_MAX_KHZ	(3200 * (MHz / KHz))
+#define VCO_MIN_KHZ	(800 * (MHz / KHz))
+#define OUTPUT_MAX_KHZ	(3200 * (MHz / KHz))
+#define OUTPUT_MIN_KHZ	(16 * (MHz / KHz))
+
+/*
+ *  the div restructions of pll in integer mode, these are defined in
+ *  * CRU_*PLL_CON0 or PMUCRU_*PLL_CON0
+ */
+#define PLL_DIV_MIN	16
+#define PLL_DIV_MAX	3200
+
+/*
+ * How to calculate the PLL(from TRM V0.3 Part 1 Page 63):
+ * Formulas also embedded within the Fractional PLL Verilog model:
+ * If DSMPD = 1 (DSM is disabled, "integer mode")
+ * FOUTVCO = FREF / REFDIV * FBDIV
+ * FOUTPOSTDIV = FOUTVCO / POSTDIV1 / POSTDIV2
+ * Where:
+ * FOUTVCO = Fractional PLL non-divided output frequency
+ * FOUTPOSTDIV = Fractional PLL divided output frequency
+ *               (output of second post divider)
+ * FREF = Fractional PLL input reference frequency, (the OSC_HZ 24MHz input)
+ * REFDIV = Fractional PLL input reference clock divider
+ * FBDIV = Integer value programmed into feedback divide
+ *
+ */
+static void rkclk_set_pll(struct rk3328_cru *cru, enum rk_clk_id clk_id,
+			const struct pll_div *div)
+{
+	u32 *pll_con;
+	u32 mode_shift, mode_mask;
+
+	pll_con = NULL;
+	mode_shift = 0;
+	switch (clk_id) {
+	case CLK_ARM:
+		pll_con = cru->apll_con;
+		mode_shift = APLL_MODE_SHIFT;
+		break;
+	case CLK_DDR:
+		pll_con = cru->dpll_con;
+		mode_shift = DPLL_MODE_SHIFT;
+		break;
+	case CLK_CODEC:
+		pll_con = cru->cpll_con;
+		mode_shift = CPLL_MODE_SHIFT;
+		break;
+	case CLK_GENERAL:
+		pll_con = cru->gpll_con;
+		mode_shift = GPLL_MODE_SHIFT;
+		break;
+	case CLK_NEW:
+		pll_con = cru->npll_con;
+		mode_shift = NPLL_MODE_SHIFT;
+		break;
+	default:
+		break;
+	}
+	mode_mask = 1 << mode_shift;
+
+	/* All 8 PLLs have same VCO and output frequency range restrictions. */
+	u32 vco_khz = OSC_HZ / 1000 * div->fbdiv / div->refdiv;
+	u32 output_khz = vco_khz / div->postdiv1 / div->postdiv2;
+
+	debug("PLL at %p: fbdiv=%d, refdiv=%d, postdiv1=%d, \
+	      postdiv2=%d, vco=%u khz, output=%u khz\n",
+	      pll_con, div->fbdiv, div->refdiv, div->postdiv1,
+	      div->postdiv2, vco_khz, output_khz);
+	assert(vco_khz >= VCO_MIN_KHZ && vco_khz <= VCO_MAX_KHZ &&
+	       output_khz >= OUTPUT_MIN_KHZ && output_khz <= OUTPUT_MAX_KHZ &&
+	       div->fbdiv >= PLL_DIV_MIN && div->fbdiv <= PLL_DIV_MAX);
+
+	/*
+	 * When power on or changing PLL setting,
+	 * we must force PLL into slow mode to ensure output stable clock.
+	 */
+	rk_clrsetreg(&cru->mode_con, mode_mask, PLL_MODE_SLOW << mode_shift);
+
+	/* use integer mode */
+	rk_clrsetreg(&pll_con[1], PLL_DSMPD_MASK,
+		     PLL_INTEGER_MODE << PLL_DSMPD_SHIFT);
+
+	rk_clrsetreg(&pll_con[0],
+		     PLL_FBDIV_MASK | PLL_POSTDIV1_MASK,
+		     (div->fbdiv << PLL_FBDIV_SHIFT) |
+		     (div->postdiv1 << PLL_POSTDIV1_SHIFT));
+	rk_clrsetreg(&pll_con[1],
+		     PLL_POSTDIV2_MASK | PLL_REFDIV_MASK,
+		     (div->postdiv2 << PLL_POSTDIV2_SHIFT) |
+		     (div->refdiv << PLL_REFDIV_SHIFT));
+
+	/* waiting for pll lock */
+	while (!(readl(&pll_con[1]) & (1 << PLL_LOCK_STATUS_SHIFT)))
+		udelay(1);
+
+	/* pll enter normal mode */
+	rk_clrsetreg(&cru->mode_con, mode_mask, PLL_MODE_NORM << mode_shift);
+}
+
+static void rkclk_init(struct rk3328_cru *cru)
+{
+	u32 aclk_div;
+	u32 hclk_div;
+	u32 pclk_div;
+
+	/* configure gpll cpll */
+	rkclk_set_pll(cru, CLK_GENERAL, &gpll_init_cfg);
+	rkclk_set_pll(cru, CLK_CODEC, &cpll_init_cfg);
+
+	/* configure perihp aclk, hclk, pclk */
+	aclk_div = GPLL_HZ / PERIHP_ACLK_HZ - 1;
+	hclk_div = PERIHP_ACLK_HZ / PERIHP_HCLK_HZ - 1;
+	pclk_div = PERIHP_ACLK_HZ / PERIHP_PCLK_HZ - 1;
+
+	rk_clrsetreg(&cru->clksel_con[28],
+		     ACLK_PERIHP_PLL_SEL_MASK | ACLK_PERIHP_DIV_CON_MASK,
+		     ACLK_PERIHP_PLL_SEL_GPLL << ACLK_PERIHP_PLL_SEL_SHIFT |
+		     aclk_div << ACLK_PERIHP_DIV_CON_SHIFT);
+	rk_clrsetreg(&cru->clksel_con[29],
+		     PCLK_PERIHP_DIV_CON_MASK | HCLK_PERIHP_DIV_CON_MASK,
+		     pclk_div << PCLK_PERIHP_DIV_CON_SHIFT |
+		     hclk_div << HCLK_PERIHP_DIV_CON_SHIFT);
+}
+
+void rk3328_configure_cpu(struct rk3328_cru *cru,
+			  enum apll_frequencies apll_freq)
+{
+	u32 clk_core_div;
+	u32 aclkm_div;
+	u32 pclk_dbg_div;
+
+	rkclk_set_pll(cru, CLK_ARM, apll_cfgs[apll_freq]);
+
+	clk_core_div = APLL_HZ / CLK_CORE_HZ - 1;
+	aclkm_div = APLL_HZ / ACLKM_CORE_HZ / (clk_core_div + 1) - 1;
+	pclk_dbg_div = APLL_HZ / PCLK_DBG_HZ / (clk_core_div + 1) - 1;
+
+	rk_clrsetreg(&cru->clksel_con[0],
+		     CLK_CORE_PLL_SEL_MASK | CLK_CORE_DIV_MASK,
+		     CLK_CORE_PLL_SEL_APLL << CLK_CORE_PLL_SEL_SHIFT |
+		     clk_core_div << CLK_CORE_DIV_SHIFT);
+
+	rk_clrsetreg(&cru->clksel_con[1],
+		     PCLK_DBG_DIV_MASK | ACLKM_CORE_DIV_MASK,
+		     pclk_dbg_div << PCLK_DBG_DIV_SHIFT |
+		     aclkm_div << ACLKM_CORE_DIV_SHIFT);
+}
+
+
+static ulong rk3328_i2c_get_clk(struct rk3328_cru *cru, ulong clk_id)
+{
+	u32 div, con;
+
+	switch (clk_id) {
+	case SCLK_I2C0:
+		con = readl(&cru->clksel_con[34]);
+		div = con >> CLK_I2C0_DIV_CON_SHIFT & CLK_I2C_DIV_CON_MASK;
+		break;
+	case SCLK_I2C1:
+		con = readl(&cru->clksel_con[34]);
+		div = con >> CLK_I2C1_DIV_CON_SHIFT & CLK_I2C_DIV_CON_MASK;
+		break;
+	case SCLK_I2C2:
+		con = readl(&cru->clksel_con[35]);
+		div = con >> CLK_I2C2_DIV_CON_SHIFT & CLK_I2C_DIV_CON_MASK;
+		break;
+	case SCLK_I2C3:
+		con = readl(&cru->clksel_con[35]);
+		div = con >> CLK_I2C3_DIV_CON_SHIFT & CLK_I2C_DIV_CON_MASK;
+		break;
+	default:
+		printf("do not support this i2c bus\n");
+		return -EINVAL;
+	}
+
+	return DIV_TO_RATE(GPLL_HZ, div);
+}
+
+static ulong rk3328_i2c_set_clk(struct rk3328_cru *cru, ulong clk_id, uint hz)
+{
+	int src_clk_div;
+
+	src_clk_div = GPLL_HZ / hz;
+	assert(src_clk_div - 1 < 127);
+
+	switch (clk_id) {
+	case SCLK_I2C0:
+		rk_clrsetreg(&cru->clksel_con[34],
+			     CLK_I2C_DIV_CON_MASK << CLK_I2C0_DIV_CON_SHIFT |
+			     CLK_I2C_PLL_SEL_MASK << CLK_I2C0_PLL_SEL_SHIFT,
+			     (src_clk_div - 1) << CLK_I2C0_DIV_CON_SHIFT |
+			     CLK_I2C_PLL_SEL_GPLL << CLK_I2C0_PLL_SEL_SHIFT);
+		break;
+	case SCLK_I2C1:
+		rk_clrsetreg(&cru->clksel_con[34],
+			     CLK_I2C_DIV_CON_MASK << CLK_I2C1_DIV_CON_SHIFT |
+			     CLK_I2C_PLL_SEL_MASK << CLK_I2C1_PLL_SEL_SHIFT,
+			     (src_clk_div - 1) << CLK_I2C1_DIV_CON_SHIFT |
+			     CLK_I2C_PLL_SEL_GPLL << CLK_I2C1_PLL_SEL_SHIFT);
+		break;
+	case SCLK_I2C2:
+		rk_clrsetreg(&cru->clksel_con[35],
+			     CLK_I2C_DIV_CON_MASK << CLK_I2C2_DIV_CON_SHIFT |
+			     CLK_I2C_PLL_SEL_MASK << CLK_I2C2_PLL_SEL_SHIFT,
+			     (src_clk_div - 1) << CLK_I2C2_DIV_CON_SHIFT |
+			     CLK_I2C_PLL_SEL_GPLL << CLK_I2C2_PLL_SEL_SHIFT);
+		break;
+	case SCLK_I2C3:
+		rk_clrsetreg(&cru->clksel_con[35],
+			     CLK_I2C_DIV_CON_MASK << CLK_I2C3_DIV_CON_SHIFT |
+			     CLK_I2C_PLL_SEL_MASK << CLK_I2C3_PLL_SEL_SHIFT,
+			     (src_clk_div - 1) << CLK_I2C3_DIV_CON_SHIFT |
+			     CLK_I2C_PLL_SEL_GPLL << CLK_I2C3_PLL_SEL_SHIFT);
+		break;
+	default:
+		printf("do not support this i2c bus\n");
+		return -EINVAL;
+	}
+
+	return DIV_TO_RATE(GPLL_HZ, src_clk_div);
+}
+
+static ulong rk3328_mmc_get_clk(struct rk3328_cru *cru, uint clk_id)
+{
+	u32 div, con, con_id;
+
+	switch (clk_id) {
+	case HCLK_SDMMC:
+		con_id = 30;
+		break;
+	case HCLK_EMMC:
+		con_id = 32;
+		break;
+	default:
+		return -EINVAL;
+	}
+	con = readl(&cru->clksel_con[con_id]);
+	div = (con & CLK_EMMC_DIV_CON_MASK) >> CLK_EMMC_DIV_CON_SHIFT;
+
+	if ((con & CLK_EMMC_PLL_MASK) >> CLK_EMMC_PLL_SHIFT
+	    == CLK_EMMC_PLL_SEL_24M)
+		return DIV_TO_RATE(OSC_HZ, div);
+	else
+		return DIV_TO_RATE(GPLL_HZ, div);
+}
+
+static ulong rk3328_mmc_set_clk(struct rk3328_cru *cru,
+				ulong clk_id, ulong set_rate)
+{
+	int src_clk_div;
+	u32 con_id;
+
+	switch (clk_id) {
+	case HCLK_SDMMC:
+		con_id = 30;
+		break;
+	case HCLK_EMMC:
+		con_id = 32;
+		break;
+	default:
+		return -EINVAL;
+	}
+	/* Select clk_sdmmc/emmc source from GPLL by default */
+	src_clk_div = GPLL_HZ / set_rate;
+
+	if (src_clk_div > 127) {
+		/* use 24MHz source for 400KHz clock */
+		src_clk_div = OSC_HZ / set_rate;
+		rk_clrsetreg(&cru->clksel_con[con_id],
+			     CLK_EMMC_PLL_MASK | CLK_EMMC_DIV_CON_MASK,
+			     CLK_EMMC_PLL_SEL_24M << CLK_EMMC_PLL_SHIFT |
+			     (src_clk_div - 1) << CLK_EMMC_DIV_CON_SHIFT);
+	} else {
+		rk_clrsetreg(&cru->clksel_con[con_id],
+			     CLK_EMMC_PLL_MASK | CLK_EMMC_DIV_CON_MASK,
+			     CLK_EMMC_PLL_SEL_GPLL << CLK_EMMC_PLL_SHIFT |
+			     (src_clk_div - 1) << CLK_EMMC_DIV_CON_SHIFT);
+	}
+
+	return rk3328_mmc_get_clk(cru, clk_id);
+}
+
+static ulong rk3328_pwm_get_clk(struct rk3328_cru *cru)
+{
+	u32 div, con;
+
+	con = readl(&cru->clksel_con[24]);
+	div = (con & CLK_PWM_DIV_CON_MASK) >> CLK_PWM_DIV_CON_SHIFT;
+
+	return DIV_TO_RATE(GPLL_HZ, div);
+}
+
+static ulong rk3328_pwm_set_clk(struct rk3328_cru *cru, uint hz)
+{
+	u32 div = GPLL_HZ / hz;
+
+	rk_clrsetreg(&cru->clksel_con[24],
+		     CLK_PWM_PLL_SEL_MASK | CLK_PWM_DIV_CON_MASK,
+		     CLK_PWM_PLL_SEL_GPLL << CLK_PWM_PLL_SEL_SHIFT |
+		     (div - 1) << CLK_PWM_DIV_CON_SHIFT);
+
+	return DIV_TO_RATE(GPLL_HZ, div);
+}
+
+static ulong rk3328_clk_get_rate(struct clk *clk)
+{
+	struct rk3328_clk_priv *priv = dev_get_priv(clk->dev);
+	ulong rate = 0;
+
+	switch (clk->id) {
+	case 0 ... 29:
+		return 0;
+	case HCLK_SDMMC:
+	case HCLK_EMMC:
+		rate = rk3328_mmc_get_clk(priv->cru, clk->id);
+		break;
+	case SCLK_I2C0:
+	case SCLK_I2C1:
+	case SCLK_I2C2:
+	case SCLK_I2C3:
+		rate = rk3328_i2c_get_clk(priv->cru, clk->id);
+		break;
+	case SCLK_PWM:
+		rate = rk3328_pwm_get_clk(priv->cru);
+		break;
+	default:
+		return -ENOENT;
+	}
+
+	return rate;
+}
+
+static ulong rk3328_clk_set_rate(struct clk *clk, ulong rate)
+{
+	struct rk3328_clk_priv *priv = dev_get_priv(clk->dev);
+	ulong ret = 0;
+
+	switch (clk->id) {
+	case 0 ... 29:
+		return 0;
+	case HCLK_SDMMC:
+	case HCLK_EMMC:
+		ret = rk3328_mmc_set_clk(priv->cru, clk->id, rate);
+		break;
+	case SCLK_I2C0:
+	case SCLK_I2C1:
+	case SCLK_I2C2:
+	case SCLK_I2C3:
+		ret = rk3328_i2c_set_clk(priv->cru, clk->id, rate);
+		break;
+	case SCLK_PWM:
+		ret = rk3328_pwm_set_clk(priv->cru, rate);
+		break;
+	default:
+		return -ENOENT;
+	}
+
+	return ret;
+}
+
+static struct clk_ops rk3328_clk_ops = {
+	.get_rate = rk3328_clk_get_rate,
+	.set_rate = rk3328_clk_set_rate,
+};
+
+static int rk3328_clk_probe(struct udevice *dev)
+{
+	struct rk3328_clk_priv *priv = dev_get_priv(dev);
+
+	rkclk_init(priv->cru);
+
+	return 0;
+}
+
+static int rk3328_clk_ofdata_to_platdata(struct udevice *dev)
+{
+	struct rk3328_clk_priv *priv = dev_get_priv(dev);
+
+	priv->cru = (struct rk3328_cru *)dev_get_addr(dev);
+
+	return 0;
+}
+
+static int rk3328_clk_bind(struct udevice *dev)
+{
+	int ret;
+
+	/* The reset driver does not have a device node, so bind it here */
+	ret = device_bind_driver(gd->dm_root, "rk3328_sysreset", "reset", &dev);
+	if (ret)
+		printf("Warning: No RK3328 reset driver: ret=%d\n", ret);
+
+	return ret;
+}
+
+static const struct udevice_id rk3328_clk_ids[] = {
+	{ .compatible = "rockchip,rk3328-cru" },
+	{ }
+};
+
+U_BOOT_DRIVER(rockchip_rk3328_cru) = {
+	.name		= "rockchip_rk3328_cru",
+	.id		= UCLASS_CLK,
+	.of_match	= rk3328_clk_ids,
+	.priv_auto_alloc_size = sizeof(struct rk3328_clk_priv),
+	.ofdata_to_platdata = rk3328_clk_ofdata_to_platdata,
+	.ops		= &rk3328_clk_ops,
+	.bind		= rk3328_clk_bind,
+	.probe		= rk3328_clk_probe,
+};
diff --git a/drivers/clk/rockchip/clk_rk3399.c b/drivers/clk/rockchip/clk_rk3399.c
index 2e87e4b..922ce7e 100644
--- a/drivers/clk/rockchip/clk_rk3399.c
+++ b/drivers/clk/rockchip/clk_rk3399.c
@@ -7,7 +7,9 @@
 #include <common.h>
 #include <clk-uclass.h>
 #include <dm.h>
+#include <dt-structs.h>
 #include <errno.h>
+#include <mapmem.h>
 #include <syscon.h>
 #include <asm/io.h>
 #include <asm/arch/clock.h>
@@ -18,10 +20,16 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-struct rk3399_pmuclk_priv {
-	struct rk3399_pmucru *pmucru;
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+struct rk3399_clk_plat {
+	struct dtd_rockchip_rk3399_cru dtd;
 };
 
+struct rk3399_pmuclk_plat {
+	struct dtd_rockchip_rk3399_pmucru dtd;
+};
+#endif
+
 struct pll_div {
 	u32 refdiv;
 	u32 fbdiv;
@@ -381,6 +389,7 @@ static int pll_para_config(u32 freq_hz, struct pll_div *div)
 	return 0;
 }
 
+#ifdef CONFIG_SPL_BUILD
 static void rkclk_init(struct rk3399_cru *cru)
 {
 	u32 aclk_div;
@@ -456,6 +465,7 @@ static void rkclk_init(struct rk3399_cru *cru)
 		     hclk_div << HCLK_PERILP1_DIV_CON_SHIFT |
 		     HCLK_PERILP1_PLL_SEL_GPLL << HCLK_PERILP1_PLL_SEL_SHIFT);
 }
+#endif
 
 void rk3399_configure_cpu(struct rk3399_cru *cru,
 			  enum apll_l_frequencies apll_l_freq)
@@ -709,6 +719,44 @@ static ulong rk3399_mmc_set_clk(struct rk3399_cru *cru,
 	return rk3399_mmc_get_clk(cru, clk_id);
 }
 
+#define PMUSGRF_DDR_RGN_CON16 0xff330040
+static ulong rk3399_ddr_set_clk(struct rk3399_cru *cru,
+				ulong set_rate)
+{
+	struct pll_div dpll_cfg;
+
+	/*  IC ECO bug, need to set this register */
+	writel(0xc000c000, PMUSGRF_DDR_RGN_CON16);
+
+	/*  clk_ddrc == DPLL = 24MHz / refdiv * fbdiv / postdiv1 / postdiv2 */
+	switch (set_rate) {
+	case 200*MHz:
+		dpll_cfg = (struct pll_div)
+		{.refdiv = 1, .fbdiv = 50, .postdiv1 = 6, .postdiv2 = 1};
+		break;
+	case 300*MHz:
+		dpll_cfg = (struct pll_div)
+		{.refdiv = 2, .fbdiv = 100, .postdiv1 = 4, .postdiv2 = 1};
+		break;
+	case 666*MHz:
+		dpll_cfg = (struct pll_div)
+		{.refdiv = 2, .fbdiv = 111, .postdiv1 = 2, .postdiv2 = 1};
+		break;
+	case 800*MHz:
+		dpll_cfg = (struct pll_div)
+		{.refdiv = 1, .fbdiv = 100, .postdiv1 = 3, .postdiv2 = 1};
+		break;
+	case 933*MHz:
+		dpll_cfg = (struct pll_div)
+		{.refdiv = 1, .fbdiv = 116, .postdiv1 = 3, .postdiv2 = 1};
+		break;
+	default:
+		error("Unsupported SDRAM frequency!,%ld\n", set_rate);
+	}
+	rkclk_set_pll(&cru->dpll_con[0], &dpll_cfg);
+
+	return set_rate;
+}
 static ulong rk3399_clk_get_rate(struct clk *clk)
 {
 	struct rk3399_clk_priv *priv = dev_get_priv(clk->dev);
@@ -763,6 +811,9 @@ static ulong rk3399_clk_set_rate(struct clk *clk, ulong rate)
 	case DCLK_VOP1:
 		ret = rk3399_vop_set_clk(priv->cru, clk->id, rate);
 		break;
+	case SCLK_DDRCLK:
+		ret = rk3399_ddr_set_clk(priv->cru, rate);
+		break;
 	default:
 		return -ENOENT;
 	}
@@ -777,19 +828,26 @@ static struct clk_ops rk3399_clk_ops = {
 
 static int rk3399_clk_probe(struct udevice *dev)
 {
+#ifdef CONFIG_SPL_BUILD
 	struct rk3399_clk_priv *priv = dev_get_priv(dev);
 
-	rkclk_init(priv->cru);
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+	struct rk3399_clk_plat *plat = dev_get_platdata(dev);
 
+	priv->cru = map_sysmem(plat->dtd.reg[1], plat->dtd.reg[3]);
+#endif
+	rkclk_init(priv->cru);
+#endif
 	return 0;
 }
 
 static int rk3399_clk_ofdata_to_platdata(struct udevice *dev)
 {
+#if !CONFIG_IS_ENABLED(OF_PLATDATA)
 	struct rk3399_clk_priv *priv = dev_get_priv(dev);
 
 	priv->cru = (struct rk3399_cru *)dev_get_addr(dev);
-
+#endif
 	return 0;
 }
 
@@ -811,7 +869,7 @@ static const struct udevice_id rk3399_clk_ids[] = {
 };
 
 U_BOOT_DRIVER(clk_rk3399) = {
-	.name		= "clk_rk3399",
+	.name		= "rockchip_rk3399_cru",
 	.id		= UCLASS_CLK,
 	.of_match	= rk3399_clk_ids,
 	.priv_auto_alloc_size = sizeof(struct rk3399_clk_priv),
@@ -819,6 +877,9 @@ U_BOOT_DRIVER(clk_rk3399) = {
 	.ops		= &rk3399_clk_ops,
 	.bind		= rk3399_clk_bind,
 	.probe		= rk3399_clk_probe,
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+	.platdata_auto_alloc_size = sizeof(struct rk3399_clk_plat),
+#endif
 };
 
 static ulong rk3399_i2c_get_pmuclk(struct rk3399_pmucru *pmucru, ulong clk_id)
@@ -930,6 +991,7 @@ static struct clk_ops rk3399_pmuclk_ops = {
 	.set_rate = rk3399_pmuclk_set_rate,
 };
 
+#ifndef CONFIG_SPL_BUILD
 static void pmuclk_init(struct rk3399_pmucru *pmucru)
 {
 	u32 pclk_div;
@@ -939,27 +1001,35 @@ static void pmuclk_init(struct rk3399_pmucru *pmucru)
 
 	/*  configure pmu pclk */
 	pclk_div = PPLL_HZ / PMU_PCLK_HZ - 1;
-	assert((pclk_div + 1) * PMU_PCLK_HZ == PPLL_HZ && pclk_div < 0x1f);
 	rk_clrsetreg(&pmucru->pmucru_clksel[0],
 		     PMU_PCLK_DIV_CON_MASK,
 		     pclk_div << PMU_PCLK_DIV_CON_SHIFT);
 }
+#endif
 
 static int rk3399_pmuclk_probe(struct udevice *dev)
 {
 	struct rk3399_pmuclk_priv *priv = dev_get_priv(dev);
 
-	pmuclk_init(priv->pmucru);
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+	struct rk3399_pmuclk_plat *plat = dev_get_platdata(dev);
+
+	priv->pmucru = map_sysmem(plat->dtd.reg[1], plat->dtd.reg[3]);
+#endif
 
+#ifndef CONFIG_SPL_BUILD
+	pmuclk_init(priv->pmucru);
+#endif
 	return 0;
 }
 
 static int rk3399_pmuclk_ofdata_to_platdata(struct udevice *dev)
 {
+#if !CONFIG_IS_ENABLED(OF_PLATDATA)
 	struct rk3399_pmuclk_priv *priv = dev_get_priv(dev);
 
 	priv->pmucru = (struct rk3399_pmucru *)dev_get_addr(dev);
-
+#endif
 	return 0;
 }
 
@@ -969,11 +1039,14 @@ static const struct udevice_id rk3399_pmuclk_ids[] = {
 };
 
 U_BOOT_DRIVER(rockchip_rk3399_pmuclk) = {
-	.name		= "pmuclk_rk3399",
+	.name		= "rockchip_rk3399_pmucru",
 	.id		= UCLASS_CLK,
 	.of_match	= rk3399_pmuclk_ids,
 	.priv_auto_alloc_size = sizeof(struct rk3399_pmuclk_priv),
 	.ofdata_to_platdata = rk3399_pmuclk_ofdata_to_platdata,
 	.ops		= &rk3399_pmuclk_ops,
 	.probe		= rk3399_pmuclk_probe,
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+	.platdata_auto_alloc_size = sizeof(struct rk3399_pmuclk_plat),
+#endif
 };