clk: qcom: Add MSM8998 Global Clock Control (GCC) driver

Add support for the global clock controller found on MSM8998
based devices. This should allow most non-multimedia device
drivers to probe and control their clocks.

Signed-off-by: Joonwoo Park <joonwoop@codeaurora.org>
Signed-off-by: Imran Khan <kimran@codeaurora.org>
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
[bjorn: Specify regs for alpha_plls, fix white spaces and add binding]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

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

@@ -17,6 +17,7 @@ Required properties :
 			"qcom,gcc-msm8974pro-ac"
 			"qcom,gcc-msm8994"
 			"qcom,gcc-msm8996"
+			"qcom,gcc-msm8998"
 			"qcom,gcc-mdm9615"
 
 - reg : shall contain base register location and length

drivers/clk/qcom/Kconfig

@@ -218,6 +218,14 @@ config MSM_MMCC_8996
 	  Say Y if you want to support multimedia devices such as display,
 	  graphics, video encode/decode, camera, etc.
 
+config MSM_GCC_8998
+	tristate "MSM8998 Global Clock Controller"
+	depends on COMMON_CLK_QCOM
+	help
+	  Support for the global clock controller on msm8998 devices.
+	  Say Y if you want to use peripheral devices such as UART, SPI,
+	  i2c, USB, UFS, SD/eMMC, PCIe, etc.
+
 config SPMI_PMIC_CLKDIV
 	tristate "SPMI PMIC clkdiv Support"
 	depends on (COMMON_CLK_QCOM && SPMI) || COMPILE_TEST

drivers/clk/qcom/Makefile

@@ -30,6 +30,7 @@ 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_LCC_8960) += lcc-msm8960.o
+obj-$(CONFIG_MSM_GCC_8998) += gcc-msm8998.o
 obj-$(CONFIG_MSM_MMCC_8960) += mmcc-msm8960.o
 obj-$(CONFIG_MSM_MMCC_8974) += mmcc-msm8974.o
 obj-$(CONFIG_MSM_MMCC_8996) += mmcc-msm8996.o

include/dt-bindings/clock/qcom,gcc-msm8998.h

@@ -0,0 +1,208 @@
+/*
+ * Copyright (c) 2016, The Linux Foundation. All rights reserved.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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 _DT_BINDINGS_CLK_MSM_GCC_COBALT_H
+#define _DT_BINDINGS_CLK_MSM_GCC_COBALT_H
+
+#define BLSP1_QUP1_I2C_APPS_CLK_SRC				0
+#define BLSP1_QUP1_SPI_APPS_CLK_SRC				1
+#define BLSP1_QUP2_I2C_APPS_CLK_SRC				2
+#define BLSP1_QUP2_SPI_APPS_CLK_SRC				3
+#define BLSP1_QUP3_I2C_APPS_CLK_SRC				4
+#define BLSP1_QUP3_SPI_APPS_CLK_SRC				5
+#define BLSP1_QUP4_I2C_APPS_CLK_SRC				6
+#define BLSP1_QUP4_SPI_APPS_CLK_SRC				7
+#define BLSP1_QUP5_I2C_APPS_CLK_SRC				8
+#define BLSP1_QUP5_SPI_APPS_CLK_SRC				9
+#define BLSP1_QUP6_I2C_APPS_CLK_SRC				10
+#define BLSP1_QUP6_SPI_APPS_CLK_SRC				11
+#define BLSP1_UART1_APPS_CLK_SRC				12
+#define BLSP1_UART2_APPS_CLK_SRC				13
+#define BLSP1_UART3_APPS_CLK_SRC				14
+#define BLSP2_QUP1_I2C_APPS_CLK_SRC				15
+#define BLSP2_QUP1_SPI_APPS_CLK_SRC				16
+#define BLSP2_QUP2_I2C_APPS_CLK_SRC				17
+#define BLSP2_QUP2_SPI_APPS_CLK_SRC				18
+#define BLSP2_QUP3_I2C_APPS_CLK_SRC				19
+#define BLSP2_QUP3_SPI_APPS_CLK_SRC				20
+#define BLSP2_QUP4_I2C_APPS_CLK_SRC				21
+#define BLSP2_QUP4_SPI_APPS_CLK_SRC				22
+#define BLSP2_QUP5_I2C_APPS_CLK_SRC				23
+#define BLSP2_QUP5_SPI_APPS_CLK_SRC				24
+#define BLSP2_QUP6_I2C_APPS_CLK_SRC				25
+#define BLSP2_QUP6_SPI_APPS_CLK_SRC				26
+#define BLSP2_UART1_APPS_CLK_SRC				27
+#define BLSP2_UART2_APPS_CLK_SRC				28
+#define BLSP2_UART3_APPS_CLK_SRC				29
+#define GCC_AGGRE1_NOC_XO_CLK					30
+#define GCC_AGGRE1_UFS_AXI_CLK					31
+#define GCC_AGGRE1_USB3_AXI_CLK					32
+#define GCC_APSS_QDSS_TSCTR_DIV2_CLK				33
+#define GCC_APSS_QDSS_TSCTR_DIV8_CLK				34
+#define GCC_BIMC_HMSS_AXI_CLK					35
+#define GCC_BIMC_MSS_Q6_AXI_CLK					36
+#define GCC_BLSP1_AHB_CLK					37
+#define GCC_BLSP1_QUP1_I2C_APPS_CLK				38
+#define GCC_BLSP1_QUP1_SPI_APPS_CLK				39
+#define GCC_BLSP1_QUP2_I2C_APPS_CLK				40
+#define GCC_BLSP1_QUP2_SPI_APPS_CLK				41
+#define GCC_BLSP1_QUP3_I2C_APPS_CLK				42
+#define GCC_BLSP1_QUP3_SPI_APPS_CLK				43
+#define GCC_BLSP1_QUP4_I2C_APPS_CLK				44
+#define GCC_BLSP1_QUP4_SPI_APPS_CLK				45
+#define GCC_BLSP1_QUP5_I2C_APPS_CLK				46
+#define GCC_BLSP1_QUP5_SPI_APPS_CLK				47
+#define GCC_BLSP1_QUP6_I2C_APPS_CLK				48
+#define GCC_BLSP1_QUP6_SPI_APPS_CLK				49
+#define GCC_BLSP1_SLEEP_CLK					50
+#define GCC_BLSP1_UART1_APPS_CLK				51
+#define GCC_BLSP1_UART2_APPS_CLK				52
+#define GCC_BLSP1_UART3_APPS_CLK				53
+#define GCC_BLSP2_AHB_CLK					54
+#define GCC_BLSP2_QUP1_I2C_APPS_CLK				55
+#define GCC_BLSP2_QUP1_SPI_APPS_CLK				56
+#define GCC_BLSP2_QUP2_I2C_APPS_CLK				57
+#define GCC_BLSP2_QUP2_SPI_APPS_CLK				58
+#define GCC_BLSP2_QUP3_I2C_APPS_CLK				59
+#define GCC_BLSP2_QUP3_SPI_APPS_CLK				60
+#define GCC_BLSP2_QUP4_I2C_APPS_CLK				61
+#define GCC_BLSP2_QUP4_SPI_APPS_CLK				62
+#define GCC_BLSP2_QUP5_I2C_APPS_CLK				63
+#define GCC_BLSP2_QUP5_SPI_APPS_CLK				64
+#define GCC_BLSP2_QUP6_I2C_APPS_CLK				65
+#define GCC_BLSP2_QUP6_SPI_APPS_CLK				66
+#define GCC_BLSP2_SLEEP_CLK					67
+#define GCC_BLSP2_UART1_APPS_CLK				68
+#define GCC_BLSP2_UART2_APPS_CLK				69
+#define GCC_BLSP2_UART3_APPS_CLK				70
+#define GCC_CFG_NOC_USB3_AXI_CLK				71
+#define GCC_GP1_CLK						72
+#define GCC_GP2_CLK						73
+#define GCC_GP3_CLK						74
+#define GCC_GPU_BIMC_GFX_CLK					75
+#define GCC_GPU_BIMC_GFX_SRC_CLK				76
+#define GCC_GPU_CFG_AHB_CLK					77
+#define GCC_GPU_SNOC_DVM_GFX_CLK				78
+#define GCC_HMSS_AHB_CLK					79
+#define GCC_HMSS_AT_CLK						80
+#define GCC_HMSS_DVM_BUS_CLK					81
+#define GCC_HMSS_RBCPR_CLK					82
+#define GCC_HMSS_TRIG_CLK					83
+#define GCC_LPASS_AT_CLK					84
+#define GCC_LPASS_TRIG_CLK					85
+#define GCC_MMSS_NOC_CFG_AHB_CLK				86
+#define GCC_MMSS_QM_AHB_CLK					87
+#define GCC_MMSS_QM_CORE_CLK					88
+#define GCC_MMSS_SYS_NOC_AXI_CLK				89
+#define GCC_MSS_AT_CLK						90
+#define GCC_PCIE_0_AUX_CLK					91
+#define GCC_PCIE_0_CFG_AHB_CLK					92
+#define GCC_PCIE_0_MSTR_AXI_CLK					93
+#define GCC_PCIE_0_PIPE_CLK					94
+#define GCC_PCIE_0_SLV_AXI_CLK					95
+#define GCC_PCIE_PHY_AUX_CLK					96
+#define GCC_PDM2_CLK						97
+#define GCC_PDM_AHB_CLK						98
+#define GCC_PDM_XO4_CLK						99
+#define GCC_PRNG_AHB_CLK					100
+#define GCC_SDCC2_AHB_CLK					101
+#define GCC_SDCC2_APPS_CLK					102
+#define GCC_SDCC4_AHB_CLK					103
+#define GCC_SDCC4_APPS_CLK					104
+#define GCC_TSIF_AHB_CLK					105
+#define GCC_TSIF_INACTIVITY_TIMERS_CLK				106
+#define GCC_TSIF_REF_CLK					107
+#define GCC_UFS_AHB_CLK						108
+#define GCC_UFS_AXI_CLK						109
+#define GCC_UFS_ICE_CORE_CLK					110
+#define GCC_UFS_PHY_AUX_CLK					111
+#define GCC_UFS_RX_SYMBOL_0_CLK					112
+#define GCC_UFS_RX_SYMBOL_1_CLK					113
+#define GCC_UFS_TX_SYMBOL_0_CLK					114
+#define GCC_UFS_UNIPRO_CORE_CLK					115
+#define GCC_USB30_MASTER_CLK					116
+#define GCC_USB30_MOCK_UTMI_CLK					117
+#define GCC_USB30_SLEEP_CLK					118
+#define GCC_USB3_PHY_AUX_CLK					119
+#define GCC_USB3_PHY_PIPE_CLK					120
+#define GCC_USB_PHY_CFG_AHB2PHY_CLK				121
+#define GP1_CLK_SRC						122
+#define GP2_CLK_SRC						123
+#define GP3_CLK_SRC						124
+#define GPLL0							125
+#define GPLL0_OUT_EVEN						126
+#define GPLL0_OUT_MAIN						127
+#define GPLL0_OUT_ODD						128
+#define GPLL0_OUT_TEST						129
+#define GPLL1							130
+#define GPLL1_OUT_EVEN						131
+#define GPLL1_OUT_MAIN						132
+#define GPLL1_OUT_ODD						133
+#define GPLL1_OUT_TEST						134
+#define GPLL2							135
+#define GPLL2_OUT_EVEN						136
+#define GPLL2_OUT_MAIN						137
+#define GPLL2_OUT_ODD						138
+#define GPLL2_OUT_TEST						139
+#define GPLL3							140
+#define GPLL3_OUT_EVEN						141
+#define GPLL3_OUT_MAIN						142
+#define GPLL3_OUT_ODD						143
+#define GPLL3_OUT_TEST						144
+#define GPLL4							145
+#define GPLL4_OUT_EVEN						146
+#define GPLL4_OUT_MAIN						147
+#define GPLL4_OUT_ODD						148
+#define GPLL4_OUT_TEST						149
+#define GPLL6							150
+#define GPLL6_OUT_EVEN						151
+#define GPLL6_OUT_MAIN						152
+#define GPLL6_OUT_ODD						153
+#define GPLL6_OUT_TEST						154
+#define HMSS_AHB_CLK_SRC					155
+#define HMSS_RBCPR_CLK_SRC					156
+#define PCIE_AUX_CLK_SRC					157
+#define PDM2_CLK_SRC						158
+#define SDCC2_APPS_CLK_SRC					159
+#define SDCC4_APPS_CLK_SRC					160
+#define TSIF_REF_CLK_SRC					161
+#define UFS_AXI_CLK_SRC						162
+#define USB30_MASTER_CLK_SRC					163
+#define USB30_MOCK_UTMI_CLK_SRC					164
+#define USB3_PHY_AUX_CLK_SRC					165
+
+#define PCIE_0_GDSC						0
+#define UFS_GDSC						1
+#define USB_30_GDSC						2
+
+#define GCC_BLSP1_QUP1_BCR					0
+#define GCC_BLSP1_QUP2_BCR					1
+#define GCC_BLSP1_QUP3_BCR					2
+#define GCC_BLSP1_QUP4_BCR					3
+#define GCC_BLSP1_QUP5_BCR					4
+#define GCC_BLSP1_QUP6_BCR					5
+#define GCC_BLSP2_QUP1_BCR					6
+#define GCC_BLSP2_QUP2_BCR					7
+#define GCC_BLSP2_QUP3_BCR					8
+#define GCC_BLSP2_QUP4_BCR					9
+#define GCC_BLSP2_QUP5_BCR					10
+#define GCC_BLSP2_QUP6_BCR					11
+#define GCC_PCIE_0_BCR						12
+#define GCC_PDM_BCR						13
+#define GCC_SDCC2_BCR						14
+#define GCC_SDCC4_BCR						15
+#define GCC_TSIF_BCR						16
+#define GCC_UFS_BCR						17
+#define GCC_USB_30_BCR						18
+
+#endif