Merge branches 'clk-actions-s700', 'clk-exynos-unused', 'clk-qcom-dispcc-845',...

Merge branches 'clk-actions-s700', 'clk-exynos-unused', 'clk-qcom-dispcc-845', 'clk-scmi-round' and 'clk-cs2000-spdx' into clk-next

* clk-actions-s700:
  :  - Actions Semi Owl series S700 SoC clk driver
  clk: actions: Add S700 SoC clock support
  dt-bindings: clock: Add S700 support for Actions Semi Soc's
  clk: actions: Add missing REGMAP_MMIO dependency

* clk-exynos-unused:
  :  - Remove an unused variable from Exynos4412 ISP driver
  clk: samsung: Remove unused mout_user_aclk400_mcuisp_p4x12 variable

* clk-qcom-dispcc-845:
  :  - Qualcomm SDM845 display clock controller
  clk: qcom: Add display clock controller driver for SDM845
  dt-bindings: clock: Introduce QCOM Display clock bindings
  clk: qcom: Move frequency table macro to common file

* clk-scmi-round:
  :  - Fix a thinko bug in SCMI clk division logic
  clk: scmi: Fix the rounding of clock rate

* clk-cs2000-spdx:
  clk: cs2000-cp: convert to SPDX identifiers

Documentation/devicetree/bindings/clock/actions,s900-cmu.txt → Documentation/devicetree/bindings/clock/actions,owl-cmu.txt

-* Actions S900 Clock Management Unit (CMU)
+* Actions Semi Owl Clock Management Unit (CMU)
 
-The Actions S900 clock management unit generates and supplies clock to various
-controllers within the SoC. The clock binding described here is applicable to
-S900 SoC.
+The Actions Semi Owl Clock Management Unit generates and supplies clock
+to various controllers within the SoC. The clock binding described here is
+applicable to S900 and S700 SoC's.
 
 Required Properties:
 
-- compatible: should be "actions,s900-cmu"
+- compatible: should be one of the following,
+	"actions,s900-cmu"
+	"actions,s700-cmu"
 - reg: physical base address of the controller and length of memory mapped
   region.
 - clocks: Reference to the parent clocks ("hosc", "losc")
@@ -15,16 +17,16 @@ Required Properties:
 Each clock is assigned an identifier, and client nodes can use this identifier
 to specify the clock which they consume.
 
-All available clocks are defined as preprocessor macros in
-dt-bindings/clock/actions,s900-cmu.h header and can be used in device
-tree sources.
+All available clocks are defined as preprocessor macros in corresponding
+dt-bindings/clock/actions,s900-cmu.h or actions,s700-cmu.h header and can be
+used in device tree sources.
 
 External clocks:
 
 The hosc clock used as input for the plls is generated outside the SoC. It is
 expected that it is defined using standard clock bindings as "hosc".
 
-Actions S900 CMU also requires one more clock:
+Actions Semi S900 CMU also requires one more clock:
  - "losc" - internal low frequency oscillator
 
 Example: Clock Management Unit node:

Documentation/devicetree/bindings/clock/qcom,dispcc.txt

+Qualcomm Technologies, Inc. Display Clock Controller Binding
+------------------------------------------------------------
+
+Required properties :
+
+- compatible : shall contain "qcom,sdm845-dispcc"
+- reg : shall contain base register location and length.
+- #clock-cells : from common clock binding, shall contain 1.
+- #reset-cells : from common reset binding, shall contain 1.
+- #power-domain-cells : from generic power domain binding, shall contain 1.
+
+Example:
+	dispcc: clock-controller@af00000 {
+		compatible = "qcom,sdm845-dispcc";
+		reg = <0xaf00000 0x100000>;
+		#clock-cells = <1>;
+		#reset-cells = <1>;
+		#power-domain-cells = <1>;
+	};

drivers/clk/actions/Kconfig

 config CLK_ACTIONS
 	bool "Clock driver for Actions Semi SoCs"
 	depends on ARCH_ACTIONS || COMPILE_TEST
+	select REGMAP_MMIO
 	default ARCH_ACTIONS
 
 if CLK_ACTIONS
 
 # SoC Drivers
 
+config CLK_OWL_S700
+	bool "Support for the Actions Semi OWL S700 clocks"
+	depends on (ARM64 && ARCH_ACTIONS) || COMPILE_TEST
+	default ARM64 && ARCH_ACTIONS
+
 config CLK_OWL_S900
 	bool "Support for the Actions Semi OWL S900 clocks"
 	depends on (ARM64 && ARCH_ACTIONS) || COMPILE_TEST
 	default ARM64 && ARCH_ACTIONS
+
 endif

drivers/clk/actions/Makefile

@@ -9,4 +9,5 @@ clk-owl-y			+= owl-composite.o
 clk-owl-y			+= owl-pll.o
 
 # SoC support
+obj-$(CONFIG_CLK_OWL_S700)	+= owl-s700.o
 obj-$(CONFIG_CLK_OWL_S900)	+= owl-s900.o

drivers/clk/clk-cs2000-cp.c

+// SPDX-License-Identifier: GPL-2.0
 /*
  * CS2000  --  CIRRUS LOGIC Fractional-N Clock Synthesizer & Clock Multiplier
  *
  * Copyright (C) 2015 Renesas Electronics Corporation
  * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 #include <linux/clk-provider.h>
 #include <linux/delay.h>

drivers/clk/clk-scmi.c

@@ -38,7 +38,6 @@ static unsigned long scmi_clk_recalc_rate(struct clk_hw *hw,
 static long scmi_clk_round_rate(struct clk_hw *hw, unsigned long rate,
 				unsigned long *parent_rate)
 {
-	int step;
 	u64 fmin, fmax, ftmp;
 	struct scmi_clk *clk = to_scmi_clk(hw);
 
@@ -60,9 +59,9 @@ static long scmi_clk_round_rate(struct clk_hw *hw, unsigned long rate,
 
 	ftmp = rate - fmin;
 	ftmp += clk->info->range.step_size - 1; /* to round up */
-	step = do_div(ftmp, clk->info->range.step_size);
+	do_div(ftmp, clk->info->range.step_size);
 
-	return step * clk->info->range.step_size + fmin;
+	return ftmp * clk->info->range.step_size + fmin;
 }
 
 static int scmi_clk_set_rate(struct clk_hw *hw, unsigned long rate,

drivers/clk/qcom/Kconfig

@@ -254,6 +254,16 @@ config SDM_VIDEOCC_845
 	  Say Y if you want to support video devices and functionality such as
 	  video encode and decode.
 
+config SDM_DISPCC_845
+	tristate "SDM845 Display Clock Controller"
+	select SDM_GCC_845
+	depends on COMMON_CLK_QCOM
+	help
+	  Support for the display clock controller on Qualcomm Technologies, Inc
+	  SDM845 devices.
+	  Say Y if you want to support display devices and functionality such as
+	  splash screen.
+
 config SPMI_PMIC_CLKDIV
 	tristate "SPMI PMIC clkdiv Support"
 	depends on (COMMON_CLK_QCOM && SPMI) || COMPILE_TEST

drivers/clk/qcom/Makefile

@@ -39,6 +39,7 @@ obj-$(CONFIG_QCOM_CLK_APCS_MSM8916) += apcs-msm8916.o
 obj-$(CONFIG_QCOM_CLK_RPM) += clk-rpm.o
 obj-$(CONFIG_QCOM_CLK_RPMH) += clk-rpmh.o
 obj-$(CONFIG_QCOM_CLK_SMD_RPM) += clk-smd-rpm.o
+obj-$(CONFIG_SDM_DISPCC_845) += dispcc-sdm845.o
 obj-$(CONFIG_SDM_GCC_845) += gcc-sdm845.o
 obj-$(CONFIG_SDM_VIDEOCC_845) += videocc-sdm845.o
 obj-$(CONFIG_SPMI_PMIC_CLKDIV) += clk-spmi-pmic-div.o

drivers/clk/qcom/clk-rcg.h

@@ -7,6 +7,8 @@
 #include <linux/clk-provider.h>
 #include "clk-regmap.h"
 
+#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
+
 struct freq_tbl {
 	unsigned long freq;
 	u8 src;

drivers/clk/qcom/gcc-apq8084.c

@@ -106,8 +106,6 @@ static const char * const gcc_xo_pcie_sleep[] = {
 	"sleep_clk_src",
 };
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 static struct clk_pll gpll0 = {
 	.l_reg = 0x0004,
 	.m_reg = 0x0008,

drivers/clk/qcom/gcc-ipq4019.c

@@ -179,8 +179,6 @@ static const char * const gcc_xo_ddr_500_200[] = {
 	"ddrpllapss",
 };
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 static const struct freq_tbl ftbl_gcc_audio_pwm_clk[] = {
 	F(48000000, P_XO, 1, 0, 0),
 	F(200000000, P_FEPLL200, 1, 0, 0),

drivers/clk/qcom/gcc-ipq8074.c

@@ -32,8 +32,6 @@
 #include "clk-regmap-mux.h"
 #include "reset.h"
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 enum {
 	P_XO,
 	P_GPLL0,

drivers/clk/qcom/gcc-msm8916.c

@@ -264,8 +264,6 @@ static const char * const gcc_xo_gpll1_emclk_sleep[] = {
 	"sleep_clk",
 };
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 static struct clk_pll gpll0 = {
 	.l_reg = 0x21004,
 	.m_reg = 0x21008,

drivers/clk/qcom/gcc-msm8974.c

@@ -62,8 +62,6 @@ static const char * const gcc_xo_gpll0_gpll4[] = {
 	"gpll4_vote",
 };
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 static struct clk_pll gpll0 = {
 	.l_reg = 0x0004,
 	.m_reg = 0x0008,

drivers/clk/qcom/gcc-msm8994.c

@@ -57,8 +57,6 @@ static const char * const gcc_xo_gpll0_gpll4[] = {
 	"gpll4",
 };
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 static struct clk_fixed_factor xo = {
 	.mult = 1,
 	.div = 1,

drivers/clk/qcom/gcc-msm8996.c

@@ -32,8 +32,6 @@
 #include "reset.h"
 #include "gdsc.h"
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 enum {
 	P_XO,
 	P_GPLL0,

drivers/clk/qcom/gcc-msm8998.c

@@ -25,8 +25,6 @@
 #include "reset.h"
 #include "gdsc.h"
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 enum {
 	P_AUD_REF_CLK,
 	P_CORE_BI_PLL_TEST_SE,

drivers/clk/qcom/gcc-sdm845.c

@@ -25,8 +25,6 @@
 #include "gdsc.h"
 #include "reset.h"
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 enum {
 	P_BI_TCXO,
 	P_AUD_REF_CLK,

drivers/clk/qcom/mmcc-apq8084.c

@@ -219,8 +219,6 @@ static const char * const mmcc_xo_mmpll0_1_4_gpll1_0_sleep[] = {
 	"sleep_clk_src",
 };
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 static struct clk_pll mmpll0 = {
 	.l_reg = 0x0004,
 	.m_reg = 0x0008,

drivers/clk/qcom/mmcc-msm8974.c

@@ -184,8 +184,6 @@ static const char * const mmcc_xo_dsibyte_hdmi_edp_gpll0[] = {
 	"dsi1pllbyte",
 };
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 static struct clk_pll mmpll0 = {
 	.l_reg = 0x0004,
 	.m_reg = 0x0008,

drivers/clk/qcom/mmcc-msm8996.c

@@ -34,8 +34,6 @@
 #include "reset.h"
 #include "gdsc.h"
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 enum {
 	P_XO,
 	P_MMPLL0,

drivers/clk/qcom/videocc-sdm845.c

@@ -18,8 +18,6 @@
 #include "clk-pll.h"
 #include "gdsc.h"
 
-#define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) }
-
 enum {
 	P_BI_TCXO,
 	P_CORE_BI_PLL_TEST_SE,

drivers/clk/samsung/clk-exynos4412-isp.c

@@ -37,8 +37,6 @@ static const unsigned long exynos4x12_clk_isp_save[] __initconst = {
 	E4X12_GATE_ISP1,
 };
 
-PNAME(mout_user_aclk400_mcuisp_p4x12) = { "fin_pll", "div_aclk400_mcuisp", };
-
 static struct samsung_div_clock exynos4x12_isp_div_clks[] = {
 	DIV(CLK_ISP_DIV_ISP0, "div_isp0", "aclk200", E4X12_DIV_ISP0, 0, 3),
 	DIV(CLK_ISP_DIV_ISP1, "div_isp1", "aclk200", E4X12_DIV_ISP0, 4, 3),

include/dt-bindings/clock/actions,s700-cmu.h

+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * Device Tree binding constants for Actions Semi S700 Clock Management Unit
+ *
+ * Copyright (c) 2014 Actions Semi Inc.
+ * Author: David Liu <liuwei@actions-semi.com>
+ *
+ * Author: Pathiban Nallathambi <pn@denx.de>
+ * Author: Saravanan Sekar <sravanhome@gmail.com>
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_S700_H
+#define __DT_BINDINGS_CLOCK_S700_H
+
+#define CLK_NONE			0
+
+/* pll clocks */
+#define CLK_CORE_PLL			1
+#define CLK_DEV_PLL			2
+#define CLK_DDR_PLL			3
+#define CLK_NAND_PLL			4
+#define CLK_DISPLAY_PLL			5
+#define CLK_TVOUT_PLL			6
+#define CLK_CVBS_PLL			7
+#define CLK_AUDIO_PLL			8
+#define CLK_ETHERNET_PLL		9
+
+/* system clock */
+#define CLK_CPU				10
+#define CLK_DEV				11
+#define CLK_AHB				12
+#define CLK_APB				13
+#define CLK_DMAC			14
+#define CLK_NOC0_CLK_MUX		15
+#define CLK_NOC1_CLK_MUX		16
+#define CLK_HP_CLK_MUX			17
+#define CLK_HP_CLK_DIV			18
+#define CLK_NOC1_CLK_DIV		19
+#define CLK_NOC0			20
+#define CLK_NOC1			21
+#define CLK_SENOR_SRC			22
+
+/* peripheral device clock */
+#define CLK_GPIO			23
+#define CLK_TIMER			24
+#define CLK_DSI				25
+#define CLK_CSI				26
+#define CLK_SI				27
+#define CLK_DE				28
+#define CLK_HDE				29
+#define CLK_VDE				30
+#define CLK_VCE				31
+#define CLK_NAND			32
+#define CLK_SD0				33
+#define CLK_SD1				34
+#define CLK_SD2				35
+
+#define CLK_UART0			36
+#define CLK_UART1			37
+#define CLK_UART2			38
+#define CLK_UART3			39
+#define CLK_UART4			40
+#define CLK_UART5			41
+#define CLK_UART6			42
+
+#define CLK_PWM0			43
+#define CLK_PWM1			44
+#define CLK_PWM2			45
+#define CLK_PWM3			46
+#define CLK_PWM4			47
+#define CLK_PWM5			48
+#define CLK_GPU3D			49
+
+#define CLK_I2C0			50
+#define CLK_I2C1			51
+#define CLK_I2C2			52
+#define CLK_I2C3			53
+
+#define CLK_SPI0			54
+#define CLK_SPI1			55
+#define CLK_SPI2			56
+#define CLK_SPI3			57
+
+#define CLK_USB3_480MPLL0		58
+#define CLK_USB3_480MPHY0		59
+#define CLK_USB3_5GPHY			60
+#define CLK_USB3_CCE			61
+#define CLK_USB3_MAC			62
+
+#define CLK_LCD				63
+#define CLK_HDMI_AUDIO			64
+#define CLK_I2SRX			65
+#define CLK_I2STX			66
+
+#define CLK_SENSOR0			67
+#define CLK_SENSOR1			68
+
+#define CLK_HDMI_DEV			69
+
+#define CLK_ETHERNET			70
+#define CLK_RMII_REF			71
+
+#define CLK_USB2H0_PLLEN		72
+#define CLK_USB2H0_PHY			73
+#define CLK_USB2H0_CCE			74
+#define CLK_USB2H1_PLLEN		75
+#define CLK_USB2H1_PHY			76
+#define CLK_USB2H1_CCE			77
+
+#define CLK_TVOUT			78
+
+#define CLK_THERMAL_SENSOR		79
+
+#define CLK_IRC_SWITCH			80
+#define CLK_PCM1			81
+#define CLK_NR_CLKS			(CLK_PCM1 + 1)
+
+#endif /* __DT_BINDINGS_CLOCK_S700_H */

include/dt-bindings/clock/qcom,dispcc-sdm845.h

+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _DT_BINDINGS_CLK_SDM_DISP_CC_SDM845_H
+#define _DT_BINDINGS_CLK_SDM_DISP_CC_SDM845_H
+
+/* DISP_CC clock registers */
+#define DISP_CC_MDSS_AHB_CLK					0
+#define DISP_CC_MDSS_AXI_CLK					1
+#define DISP_CC_MDSS_BYTE0_CLK					2
+#define DISP_CC_MDSS_BYTE0_CLK_SRC				3
+#define DISP_CC_MDSS_BYTE0_INTF_CLK				4
+#define DISP_CC_MDSS_BYTE1_CLK					5
+#define DISP_CC_MDSS_BYTE1_CLK_SRC				6
+#define DISP_CC_MDSS_BYTE1_INTF_CLK				7
+#define DISP_CC_MDSS_ESC0_CLK					8
+#define DISP_CC_MDSS_ESC0_CLK_SRC				9
+#define DISP_CC_MDSS_ESC1_CLK					10
+#define DISP_CC_MDSS_ESC1_CLK_SRC				11
+#define DISP_CC_MDSS_MDP_CLK					12
+#define DISP_CC_MDSS_MDP_CLK_SRC				13
+#define DISP_CC_MDSS_MDP_LUT_CLK				14
+#define DISP_CC_MDSS_PCLK0_CLK					15
+#define DISP_CC_MDSS_PCLK0_CLK_SRC				16
+#define DISP_CC_MDSS_PCLK1_CLK					17
+#define DISP_CC_MDSS_PCLK1_CLK_SRC				18
+#define DISP_CC_MDSS_ROT_CLK					19
+#define DISP_CC_MDSS_ROT_CLK_SRC				20
+#define DISP_CC_MDSS_RSCC_AHB_CLK				21
+#define DISP_CC_MDSS_RSCC_VSYNC_CLK				22
+#define DISP_CC_MDSS_VSYNC_CLK					23
+#define DISP_CC_MDSS_VSYNC_CLK_SRC				24
+#define DISP_CC_PLL0						25
+#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC				26
+#define DISP_CC_MDSS_BYTE1_DIV_CLK_SRC				27
+
+/* DISP_CC Reset */
+#define DISP_CC_MDSS_RSCC_BCR					0
+
+/* DISP_CC GDSCR */
+#define MDSS_GDSC						0
+
+#endif