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Commit 575a45fd authored by Deepak Katragadda's avatar Deepak Katragadda
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clk: qcom: clock: Add GCC driver for MSMSKUNK 



Add the peripheral clock driver support on MSMSKUNK.

Change-Id: I2be361361433015f217d424573cdf5ec22f64378
Signed-off-by: default avatarDeepak Katragadda <dkatraga@codeaurora.org>
parent 93a61119

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

+1 −0
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@@ -16,6 +16,7 @@ Required properties : 
			"qcom,gcc-msm8974pro-ac"

			"qcom,gcc-msm8996"

			"qcom,gcc-mdm9615"

			"qcom,gcc-msmskunk"



- reg : shall contain base register location and length

- #clock-cells : shall contain 1

drivers/clk/qcom/Kconfig

+9 −0
Original line number Diff line number Diff line
@@ -150,3 +150,12 @@ config MSM_MMCC_8996 
	  Support for the multimedia clock controller on msm8996 devices.

	  Say Y if you want to support multimedia devices such as display,

	  graphics, video encode/decode, camera, etc.



config MSM_GCC_SKUNK

	tristate "MSMSKUNK Global Clock Controller"

	depends on COMMON_CLK_QCOM

	help

	  Support for the global clock controller on Qualcomm Technologies, Inc

	  MSMskunk 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

+1 −0
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@@ -26,6 +26,7 @@ obj-$(CONFIG_MSM_GCC_8916) += gcc-msm8916.o 
obj-$(CONFIG_MSM_GCC_8960) += gcc-msm8960.o

obj-$(CONFIG_MSM_GCC_8974) += gcc-msm8974.o

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

obj-$(CONFIG_MSM_GCC_SKUNK) += gcc-msmskunk.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-msmskunk.c

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+3642 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/clk/qcom/vdd-level-skunk.h

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/*

 * Copyright (c) 2016, 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_COBALT_H

#define __DRIVERS_CLK_QCOM_VDD_LEVEL_COBALT_H



#include <linux/regulator/consumer.h>

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



#define VDD_CX_FMAX_MAP1(l1, f1) \

	.vdd_class = &vdd_cx,			\

	.rate_max = (unsigned long[VDD_CX_NUM]) {	\

		[VDD_CX_##l1] = (f1),		\

	},					\

	.num_rate_max = VDD_CX_NUM



#define VDD_CX_FMAX_MAP2(l1, f1, l2, f2) \

	.vdd_class = &vdd_cx,			\

	.rate_max = (unsigned long[VDD_CX_NUM]) {	\

		[VDD_CX_##l1] = (f1),		\

		[VDD_CX_##l2] = (f2),		\

	},					\

	.num_rate_max = VDD_CX_NUM



#define VDD_CX_FMAX_MAP3(l1, f1, l2, f2, l3, f3) \

	.vdd_class = &vdd_cx,			\

	.rate_max = (unsigned long[VDD_CX_NUM]) {	\

		[VDD_CX_##l1] = (f1),		\

		[VDD_CX_##l2] = (f2),		\

		[VDD_CX_##l3] = (f3),		\

	},					\

	.num_rate_max = VDD_CX_NUM



#define VDD_CX_FMAX_MAP4(l1, f1, l2, f2, l3, f3, l4, f4) \

	.vdd_class = &vdd_cx,			\

	.rate_max = (unsigned long[VDD_CX_NUM]) {	\

		[VDD_CX_##l1] = (f1),		\

		[VDD_CX_##l2] = (f2),		\

		[VDD_CX_##l3] = (f3),		\

		[VDD_CX_##l4] = (f4),		\

	},					\

	.num_rate_max = VDD_CX_NUM



#define VDD_CX_FMAX_MAP5(l1, f1, l2, f2, l3, f3, l4, f4, l5, f5) \

	.vdd_class = &vdd_cx,			\

	.rate_max = (unsigned long[VDD_CX_NUM]) {	\

		[VDD_CX_##l1] = (f1),		\

		[VDD_CX_##l2] = (f2),		\

		[VDD_CX_##l3] = (f3),		\

		[VDD_CX_##l4] = (f4),		\

		[VDD_CX_##l5] = (f5),		\

	},					\

	.num_rate_max = VDD_CX_NUM



#define VDD_CX_FMAX_MAP6(l1, f1, l2, f2, l3, f3, l4, f4, l5, f5, l6, f6) \

	.vdd_class = &vdd_cx,			\

	.rate_max = (unsigned long[VDD_CX_NUM]) {	\

		[VDD_CX_##l1] = (f1),		\

		[VDD_CX_##l2] = (f2),		\

		[VDD_CX_##l3] = (f3),		\

		[VDD_CX_##l4] = (f4),		\

		[VDD_CX_##l5] = (f5),		\

		[VDD_CX_##l6] = (f6),		\

	},					\

	.num_rate_max = VDD_CX_NUM



#define VDD_CX_FMAX_MAP1_AO(l1, f1)		 \

	.vdd_class = &vdd_cx_ao,		\

	.rate_max = (unsigned long[VDD_CX_NUM]) {	\

		[VDD_CX_##l1] = (f1),		\

	},					\

	.num_rate_max = VDD_CX_NUM



#define VDD_CX_FMAX_MAP3_AO(l1, f1, l2, f2, l3, f3) \

	.vdd_class = &vdd_cx_ao,			\

	.rate_max = (unsigned long[VDD_CX_NUM]) {	\

		[VDD_CX_##l1] = (f1),		\

		[VDD_CX_##l2] = (f2),		\

		[VDD_CX_##l3] = (f3),		\

	},					\

	.num_rate_max = VDD_CX_NUM





enum vdd_cx_levels {

	VDD_CX_NONE,

	VDD_CX_MIN,		/* MIN SVS */

	VDD_CX_LOWER,		/* SVS2 */

	VDD_CX_LOW,		/* SVS */

	VDD_CX_LOW_L1,		/* SVSL1 */

	VDD_CX_NOMINAL,		/* NOM */

	VDD_CX_HIGH,		/* TURBO */

	VDD_CX_NUM,

};



/* Need to use the correct VI/VL mappings */

static int vdd_corner[] = {

	RPMH_REGULATOR_LEVEL_OFF,		/* VDD_CX_NONE */

	RPMH_REGULATOR_LEVEL_MIN_SVS,		/* VDD_CX_MIN */

	RPMH_REGULATOR_LEVEL_LOW_SVS,		/* VDD_CX_LOWER */

	RPMH_REGULATOR_LEVEL_SVS,		/* VDD_CX_LOW */

	RPMH_REGULATOR_LEVEL_SVS_L1,		/* VDD_CX_LOW_L1 */

	RPMH_REGULATOR_LEVEL_NOM,		/* VDD_CX_NOMINAL */

	RPMH_REGULATOR_LEVEL_TURBO,		/* VDD_CX_HIGH */

};



#endif