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Commit f5e56c04 authored by Deepak Katragadda's avatar Deepak Katragadda
Browse files

clk: qcom: Add the GCC clock driver for SDM855 



Add the peripheral clock driver support for SDM855.

Change-Id: Id32f06deff99f2b5f8ca1310eefff264bf602350
Signed-off-by: default avatarDeepak Katragadda <dkatraga@codeaurora.org>
parent a4847750

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

+1 −0
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@@ -18,6 +18,7 @@ Required properties : 
			"qcom,gcc-msm8994"

			"qcom,gcc-msm8996"

			"qcom,gcc-mdm9615"

			"qcom,gcc-sdm855"



- reg : shall contain base register location and length

- #clock-cells : shall contain 1

drivers/clk/qcom/Kconfig

+13 −4
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@@ -204,4 +204,13 @@ config MSM_CLK_AOP_QMP 
	  Always On Processor manages few shared clocks on some Qualcomm

	  Technologies, Inc. SoCs. It accepts requests from other hardware

	  subsystems via QMP mailboxes.

	Say Y to support the clocks managed by AOP on platforms such as sdm845.
 
	  Say Y to support the clocks managed by AOP on platforms such as sdm855.



config MSM_GCC_SDM855

	tristate "SDM855 Global Clock Controller"

	depends on COMMON_CLK_QCOM

	help

	  Support for the global clock controller on Qualcomm Technologies, Inc

	  SDM855 devices.

	  Say Y if you want to use peripheral devices such as UART, SPI, i2c,

	  USB, UFS, SD/eMMC, PCIe, etc.

drivers/clk/qcom/Makefile

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@@ -30,6 +30,7 @@ obj-$(CONFIG_MSM_GCC_8960) += gcc-msm8960.o 
obj-$(CONFIG_MSM_GCC_8974) += gcc-msm8974.o

obj-$(CONFIG_MSM_GCC_8994) += gcc-msm8994.o

obj-$(CONFIG_MSM_GCC_8996) += gcc-msm8996.o

obj-$(CONFIG_MSM_GCC_SDM855) += gcc-sdm855.o

obj-$(CONFIG_MSM_LCC_8960) += lcc-msm8960.o

obj-$(CONFIG_MSM_MMCC_8960) += mmcc-msm8960.o

obj-$(CONFIG_MSM_MMCC_8974) += mmcc-msm8974.o

drivers/clk/qcom/gcc-sdm855.c

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drivers/clk/qcom/vdd-level.h

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/*

 * Copyright (c) 2017, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and

 * only version 2 as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 */



#ifndef __DRIVERS_CLK_QCOM_VDD_LEVEL_H

#define __DRIVERS_CLK_QCOM_VDD_LEVEL_H



#include <linux/regulator/consumer.h>

#include <dt-bindings/regulator/qcom,rpmh-regulator.h>



enum vdd_levels {

	VDD_NONE,

	VDD_MIN,		/* MIN SVS */

	VDD_LOWER,		/* SVS2 */

	VDD_LOW,		/* SVS */

	VDD_LOW_L1,		/* SVSL1 */

	VDD_NOMINAL,		/* NOM */

	VDD_HIGH,		/* TURBO */

	VDD_NUM,

};



static int vdd_corner[] = {

	RPMH_REGULATOR_LEVEL_OFF,		/* VDD_NONE */

	RPMH_REGULATOR_LEVEL_MIN_SVS,		/* VDD_MIN */

	RPMH_REGULATOR_LEVEL_LOW_SVS,		/* VDD_LOWER */

	RPMH_REGULATOR_LEVEL_SVS,		/* VDD_LOW */

	RPMH_REGULATOR_LEVEL_SVS_L1,		/* VDD_LOW_L1 */

	RPMH_REGULATOR_LEVEL_NOM,		/* VDD_NOMINAL */

	RPMH_REGULATOR_LEVEL_TURBO,		/* VDD_HIGH */

};



#endif