[PATCH v9 09/20] PM / devfreq: exynos: Remove unused exynos4/5 busfreq driver

2016-04-10 Thread Chanwoo Choi 
This patch removes the unused exynos4/5 busfreq driver. Instead,
generic exynos-bus frequency driver support the all Exynos SoCs.

Signed-off-by: Chanwoo Choi 
Signed-off-by: MyungJoo Ham 
---
 drivers/devfreq/Kconfig  |   22 -
 drivers/devfreq/Makefile |2 -
 drivers/devfreq/exynos/Makefile  |3 -
 drivers/devfreq/exynos/exynos4_bus.c | 1055 --
 drivers/devfreq/exynos/exynos4_bus.h |  110 
 drivers/devfreq/exynos/exynos5_bus.c |  431 --
 drivers/devfreq/exynos/exynos_ppmu.c |  119 
 drivers/devfreq/exynos/exynos_ppmu.h |   86 ---
 8 files changed, 1828 deletions(-)
 delete mode 100644 drivers/devfreq/exynos/Makefile
 delete mode 100644 drivers/devfreq/exynos/exynos4_bus.c
 delete mode 100644 drivers/devfreq/exynos/exynos4_bus.h
 delete mode 100644 drivers/devfreq/exynos/exynos5_bus.c
 delete mode 100644 drivers/devfreq/exynos/exynos_ppmu.c
 delete mode 100644 drivers/devfreq/exynos/exynos_ppmu.h

diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig
index 30e1daf1c827..78dac0e9da11 100644
--- a/drivers/devfreq/Kconfig
+++ b/drivers/devfreq/Kconfig
@@ -90,28 +90,6 @@ config ARM_EXYNOS_BUS_DEVFREQ
  and adjusts the operating frequencies and voltages with OPP support.
  This does not yet operate with optimal voltages.
 
-config ARM_EXYNOS4_BUS_DEVFREQ
-   bool "ARM Exynos4210/4212/4412 Memory Bus DEVFREQ Driver"
-   depends on (CPU_EXYNOS4210 || SOC_EXYNOS4212 || SOC_EXYNOS4412) && 
!ARCH_MULTIPLATFORM
-   select DEVFREQ_GOV_SIMPLE_ONDEMAND
-   select PM_OPP
-   help
- This adds the DEVFREQ driver for Exynos4210 memory bus (vdd_int)
- and Exynos4212/4412 memory interface and bus (vdd_mif + vdd_int).
- It reads PPMU counters of memory controllers and adjusts
- the operating frequencies and voltages with OPP support.
- This does not yet operate with optimal voltages.
-
-config ARM_EXYNOS5_BUS_DEVFREQ
-   tristate "ARM Exynos5250 Bus DEVFREQ Driver"
-   depends on SOC_EXYNOS5250
-   select DEVFREQ_GOV_SIMPLE_ONDEMAND
-   select PM_OPP
-   help
- This adds the DEVFREQ driver for Exynos5250 bus interface (vdd_int).
- It reads PPMU counters of memory controllers and adjusts the
- operating frequencies and voltages with OPP support.
-
 config ARM_TEGRA_DEVFREQ
tristate "Tegra DEVFREQ Driver"
depends on ARCH_TEGRA_124_SOC
diff --git a/drivers/devfreq/Makefile b/drivers/devfreq/Makefile
index 2633087d5c63..09f11d9d40d5 100644
--- a/drivers/devfreq/Makefile
+++ b/drivers/devfreq/Makefile
@@ -8,8 +8,6 @@ obj-$(CONFIG_DEVFREQ_GOV_PASSIVE)   += governor_passive.o
 
 # DEVFREQ Drivers
 obj-$(CONFIG_ARM_EXYNOS_BUS_DEVFREQ)   += exynos-bus.o
-obj-$(CONFIG_ARM_EXYNOS4_BUS_DEVFREQ)  += exynos/
-obj-$(CONFIG_ARM_EXYNOS5_BUS_DEVFREQ)  += exynos/
 obj-$(CONFIG_ARM_TEGRA_DEVFREQ)+= tegra-devfreq.o
 
 # DEVFREQ Event Drivers
diff --git a/drivers/devfreq/exynos/Makefile b/drivers/devfreq/exynos/Makefile
deleted file mode 100644
index 49bc9175f923..
--- a/drivers/devfreq/exynos/Makefile
+++ /dev/null
@@ -1,3 +0,0 @@
-# Exynos DEVFREQ Drivers
-obj-$(CONFIG_ARM_EXYNOS4_BUS_DEVFREQ)  += exynos_ppmu.o exynos4_bus.o
-obj-$(CONFIG_ARM_EXYNOS5_BUS_DEVFREQ)  += exynos_ppmu.o exynos5_bus.o
diff --git a/drivers/devfreq/exynos/exynos4_bus.c 
b/drivers/devfreq/exynos/exynos4_bus.c
deleted file mode 100644
index da9509205169..
--- a/drivers/devfreq/exynos/exynos4_bus.c
+++ /dev/null
@@ -1,1055 +0,0 @@
-/* drivers/devfreq/exynos4210_memorybus.c
- *
- * Copyright (c) 2011 Samsung Electronics Co., Ltd.
- * http://www.samsung.com/
- * MyungJoo Ham 
- *
- * EXYNOS4 - Memory/Bus clock frequency scaling support in DEVFREQ framework
- * This version supports EXYNOS4210 only. This changes bus frequencies
- * and vddint voltages. Exynos4412/4212 should be able to be supported
- * with minor modifications.
- *
- * 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 
-#include 
-#include 
-#include 
-#include 
-#include 
-#include 
-#include 
-#include 
-
-#include 
-
-#include "exynos_ppmu.h"
-#include "exynos4_bus.h"
-
-#define MAX_SAFEVOLT   120 /* 1.2V */
-
-enum exynos4_busf_type {
-   TYPE_BUSF_EXYNOS4210,
-   TYPE_BUSF_EXYNOS4x12,
-};
-
-/* Assume that the bus is saturated if the utilization is 40% */
-#define BUS_SATURATION_RATIO   40
-
-enum busclk_level_idx {
-   LV_0 = 0,
-   LV_1,
-   LV_2,
-   LV_3,
-   LV_4,
-   _LV_END
-};
-
-enum exynos_ppmu_idx {
-   PPMU_DMC0,
-   PPMU_DMC1,
-   PPMU_END,
-};
-
-#define EX4210_LV_MAX  LV_2
-#define EX4x12_LV_MAX  LV_4
-#define

[PATCH v9 09/20] PM / devfreq: exynos: Remove unused exynos4/5 busfreq driver

2016-04-10 Thread Chanwoo Choi 
This patch removes the unused exynos4/5 busfreq driver. Instead,
generic exynos-bus frequency driver support the all Exynos SoCs.

Signed-off-by: Chanwoo Choi 
Signed-off-by: MyungJoo Ham 
---
 drivers/devfreq/Kconfig  |   22 -
 drivers/devfreq/Makefile |2 -
 drivers/devfreq/exynos/Makefile  |3 -
 drivers/devfreq/exynos/exynos4_bus.c | 1055 --
 drivers/devfreq/exynos/exynos4_bus.h |  110 
 drivers/devfreq/exynos/exynos5_bus.c |  431 --
 drivers/devfreq/exynos/exynos_ppmu.c |  119 
 drivers/devfreq/exynos/exynos_ppmu.h |   86 ---
 8 files changed, 1828 deletions(-)
 delete mode 100644 drivers/devfreq/exynos/Makefile
 delete mode 100644 drivers/devfreq/exynos/exynos4_bus.c
 delete mode 100644 drivers/devfreq/exynos/exynos4_bus.h
 delete mode 100644 drivers/devfreq/exynos/exynos5_bus.c
 delete mode 100644 drivers/devfreq/exynos/exynos_ppmu.c
 delete mode 100644 drivers/devfreq/exynos/exynos_ppmu.h

diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig
index 30e1daf1c827..78dac0e9da11 100644
--- a/drivers/devfreq/Kconfig
+++ b/drivers/devfreq/Kconfig
@@ -90,28 +90,6 @@ config ARM_EXYNOS_BUS_DEVFREQ
  and adjusts the operating frequencies and voltages with OPP support.
  This does not yet operate with optimal voltages.
 
-config ARM_EXYNOS4_BUS_DEVFREQ
-   bool "ARM Exynos4210/4212/4412 Memory Bus DEVFREQ Driver"
-   depends on (CPU_EXYNOS4210 || SOC_EXYNOS4212 || SOC_EXYNOS4412) && 
!ARCH_MULTIPLATFORM
-   select DEVFREQ_GOV_SIMPLE_ONDEMAND
-   select PM_OPP
-   help
- This adds the DEVFREQ driver for Exynos4210 memory bus (vdd_int)
- and Exynos4212/4412 memory interface and bus (vdd_mif + vdd_int).
- It reads PPMU counters of memory controllers and adjusts
- the operating frequencies and voltages with OPP support.
- This does not yet operate with optimal voltages.
-
-config ARM_EXYNOS5_BUS_DEVFREQ
-   tristate "ARM Exynos5250 Bus DEVFREQ Driver"
-   depends on SOC_EXYNOS5250
-   select DEVFREQ_GOV_SIMPLE_ONDEMAND
-   select PM_OPP
-   help
- This adds the DEVFREQ driver for Exynos5250 bus interface (vdd_int).
- It reads PPMU counters of memory controllers and adjusts the
- operating frequencies and voltages with OPP support.
-
 config ARM_TEGRA_DEVFREQ
tristate "Tegra DEVFREQ Driver"
depends on ARCH_TEGRA_124_SOC
diff --git a/drivers/devfreq/Makefile b/drivers/devfreq/Makefile
index 2633087d5c63..09f11d9d40d5 100644
--- a/drivers/devfreq/Makefile
+++ b/drivers/devfreq/Makefile
@@ -8,8 +8,6 @@ obj-$(CONFIG_DEVFREQ_GOV_PASSIVE)   += governor_passive.o
 
 # DEVFREQ Drivers
 obj-$(CONFIG_ARM_EXYNOS_BUS_DEVFREQ)   += exynos-bus.o
-obj-$(CONFIG_ARM_EXYNOS4_BUS_DEVFREQ)  += exynos/
-obj-$(CONFIG_ARM_EXYNOS5_BUS_DEVFREQ)  += exynos/
 obj-$(CONFIG_ARM_TEGRA_DEVFREQ)+= tegra-devfreq.o
 
 # DEVFREQ Event Drivers
diff --git a/drivers/devfreq/exynos/Makefile b/drivers/devfreq/exynos/Makefile
deleted file mode 100644
index 49bc9175f923..
--- a/drivers/devfreq/exynos/Makefile
+++ /dev/null
@@ -1,3 +0,0 @@
-# Exynos DEVFREQ Drivers
-obj-$(CONFIG_ARM_EXYNOS4_BUS_DEVFREQ)  += exynos_ppmu.o exynos4_bus.o
-obj-$(CONFIG_ARM_EXYNOS5_BUS_DEVFREQ)  += exynos_ppmu.o exynos5_bus.o
diff --git a/drivers/devfreq/exynos/exynos4_bus.c 
b/drivers/devfreq/exynos/exynos4_bus.c
deleted file mode 100644
index da9509205169..
--- a/drivers/devfreq/exynos/exynos4_bus.c
+++ /dev/null
@@ -1,1055 +0,0 @@
-/* drivers/devfreq/exynos4210_memorybus.c
- *
- * Copyright (c) 2011 Samsung Electronics Co., Ltd.
- * http://www.samsung.com/
- * MyungJoo Ham 
- *
- * EXYNOS4 - Memory/Bus clock frequency scaling support in DEVFREQ framework
- * This version supports EXYNOS4210 only. This changes bus frequencies
- * and vddint voltages. Exynos4412/4212 should be able to be supported
- * with minor modifications.
- *
- * 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 
-#include 
-#include 
-#include 
-#include 
-#include 
-#include 
-#include 
-#include 
-
-#include 
-
-#include "exynos_ppmu.h"
-#include "exynos4_bus.h"
-
-#define MAX_SAFEVOLT   120 /* 1.2V */
-
-enum exynos4_busf_type {
-   TYPE_BUSF_EXYNOS4210,
-   TYPE_BUSF_EXYNOS4x12,
-};
-
-/* Assume that the bus is saturated if the utilization is 40% */
-#define BUS_SATURATION_RATIO   40
-
-enum busclk_level_idx {
-   LV_0 = 0,
-   LV_1,
-   LV_2,
-   LV_3,
-   LV_4,
-   _LV_END
-};
-
-enum exynos_ppmu_idx {
-   PPMU_DMC0,
-   PPMU_DMC1,
-   PPMU_END,
-};
-
-#define EX4210_LV_MAX  LV_2
-#define EX4x12_LV_MAX  LV_4
-#define EX4210_LV_NUM  (LV_2 + 1)
-#define EX4x12_LV_NUM  (LV_4 + 1)
-
-/**
- * struct