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Mon, 06 Oct 2014 18:31:54 +0900 (KST) From: Pankaj Dubey To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Subject: [PATCH v9 2/2] ARM: EXYNOS: Move PMU specific definitions from common.h Date: Mon, 06 Oct 2014 14:56:42 +0530 Message-id: <1412587602-7763-3-git-send-email-pankaj.dubey@samsung.com> X-Mailer: git-send-email 1.7.9.5 In-reply-to: <1412587602-7763-1-git-send-email-pankaj.dubey@samsung.com> References: <1412587602-7763-1-git-send-email-pankaj.dubey@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrGLMWRmVeSWpSXmKPExsWyRsSkWrcr0SjE4MR1ZYveBVfZLDY9vsZq cXnXHDaLGef3MVncvsxr8enof1aLRVu/sFt0LGO0WLXrD6PFzWfbmRy4PFqae9g8ds66y+6x eUm9R9+WVYwenzfJBbBGcdmkpOZklqUW6dslcGU8W/+NteCUfMXn/lfsDYxrpLoYOTkkBEwk 5k3bxw5hi0lcuLeerYuRi0NIYCmjxJ6t+1lhig7u+coKkVgElFi7kAnCmcAkMWfaNCaQKjYB XYkn7+cyg9giAtkSP75NZgGxmQV2M0q8/SwGYgsLBEj8+jkJbCqLgKrEkbnXgWwODl4Bd4n3 R+RATAkBBYk5k2xAKjgFPCRevD0ENl0IqGL/2lmMIGslBNaxSxz+so0NYoyAxLfJh1ggemUl Nh1ghrhZUuLgihssExiFFzAyrGIUTS1ILihOSi8y0StOzC0uzUvXS87P3cQIDP7T/55N2MF4 74D1IUYBDkYlHt7IHYYhQqyJZcWVuYcYTYE2TGSWEk3OB8ZYXkm8obGZkYWpiamxkbmlmZI4 72upn8FCAumJJanZqakFqUXxRaU5qcWHGJk4OKUaGE2zXe5+fPwj7liJyemftQa7f4a3sk3N yUpk3LCi/J7r5YX3BCtiZU10Ps79Lmux03tGIseBF6VxFYcX53labQmVbZCX4zi+zFuF68lc c5ZPu4QDPrKenflXeIcIe6F49oR7ujmflx5sMpBu0thU+9K+c1rAzJ9Zs+eblDzwONLicm6D YfZzQyWW4oxEQy3mouJEAIqKsH95AgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrAIsWRmVeSWpSXmKPExsVy+t9jAd2uRKMQg1t9Uha9C66yWWx6fI3V 4vKuOWwWM87vY7K4fZnX4tPR/6wWi7Z+YbfoWMZosWrXH0aLm8+2MzlwebQ097B57Jx1l91j 85J6j74tqxg9Pm+SC2CNamC0yUhNTEktUkjNS85PycxLt1XyDo53jjc1MzDUNbS0MFdSyEvM TbVVcvEJ0HXLzAG6SUmhLDGnFCgUkFhcrKRvh2lCaIibrgVMY4Sub0gQXI+RARpIWMOY8Wz9 N9aCU/IVn/tfsTcwrpHqYuTkkBAwkTi45ysrhC0mceHeerYuRi4OIYFFjBJ71i5kgnAmMEnM mTaNCaSKTUBX4sn7ucwgtohAtsSPb5NZQGxmgd2MEm8/i4HYwgIBEr9+TgKbyiKgKnFk7nUg m4ODV8Bd4v0RORBTQkBBYs4kG5AKTgEPiRdvD4FNFwKq2L92FuMERt4FjAyrGEVTC5ILipPS cw31ihNzi0vz0vWS83M3MYJj65nUDsaVDRaHGAU4GJV4eCN2GIYIsSaWFVfmHmKU4GBWEuFN jzcKEeJNSaysSi3Kjy8qzUktPsRoCnTTRGYp0eR8YNznlcQbGpuYmxqbWppYmJhZKonzHmi1 DhQSSE8sSc1OTS1ILYLpY+LglGpgzHBwWR2ypeJN+BuN9xclrHUtHrXxlCiu3ff33QOjuesn NYuIOQhW9LZNPyPx0MAs87uqAcOd3sYdTGufxFxhNFbiCuBxfv5tFft9rqalV1V7lIObZ7w3 O9V+wUBK/dbc0+7eT/z+3reTWhh48snqH18mmOwKulroLD63RWju66Uqk3z+bU9IVGIpzkg0 1GIuKk4EAA4pBeDDAgAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20141006_023219_231482_6FFBCC41 X-CRM114-Status: GOOD ( 14.56 ) X-Spam-Score: -4.8 (----) Cc: kgene.kim@samsung.com, linux@arm.linux.org.uk, naushad@samsung.com, Pankaj Dubey , tomasz.figa@gmail.com, thomas.ab@samsung.com, vikas.sajjan@samsung.com X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-0.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY, URIBL_RHS_DOB autolearn=no version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch moves PMU specific definitions into a new file as exynos-pmu.h. This will help in reducing dependency of common.h in pmu.c. Signed-off-by: Pankaj Dubey Reviewed-by: Tomasz Figa Tested-by: Javier Martinez Canillas --- arch/arm/mach-exynos/common.h | 17 ----------------- arch/arm/mach-exynos/exynos-pmu.h | 24 ++++++++++++++++++++++++ arch/arm/mach-exynos/pm.c | 1 + arch/arm/mach-exynos/pmu.c | 20 +++++++++++++++++++- arch/arm/mach-exynos/suspend.c | 1 + 5 files changed, 45 insertions(+), 18 deletions(-) create mode 100644 arch/arm/mach-exynos/exynos-pmu.h diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index d4d09bc..431be1b 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -139,23 +139,6 @@ extern void exynos_cpu_resume_ns(void); extern struct smp_operations exynos_smp_ops; -/* PMU(Power Management Unit) support */ - -#define PMU_TABLE_END (-1U) - -enum sys_powerdown { - SYS_AFTR, - SYS_LPA, - SYS_SLEEP, - NUM_SYS_POWERDOWN, -}; - -struct exynos_pmu_conf { - unsigned int offset; - unsigned int val[NUM_SYS_POWERDOWN]; -}; - -extern void exynos_sys_powerdown_conf(enum sys_powerdown mode); extern void exynos_cpu_power_down(int cpu); extern void exynos_cpu_power_up(int cpu); extern int exynos_cpu_power_state(int cpu); diff --git a/arch/arm/mach-exynos/exynos-pmu.h b/arch/arm/mach-exynos/exynos-pmu.h new file mode 100644 index 0000000..a2ab0d5 --- /dev/null +++ b/arch/arm/mach-exynos/exynos-pmu.h @@ -0,0 +1,24 @@ +/* + * Copyright (c) 2014 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Header for EXYNOS PMU Driver support + * + * 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. + */ + +#ifndef __EXYNOS_PMU_H +#define __EXYNOS_PMU_H + +enum sys_powerdown { + SYS_AFTR, + SYS_LPA, + SYS_SLEEP, + NUM_SYS_POWERDOWN, +}; + +extern void exynos_sys_powerdown_conf(enum sys_powerdown mode); + +#endif /* __EXYNOS_PMU_H */ diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c index 4f10fa6..86f3ecd 100644 --- a/arch/arm/mach-exynos/pm.c +++ b/arch/arm/mach-exynos/pm.c @@ -26,6 +26,7 @@ #include #include "common.h" +#include "exynos-pmu.h" #include "regs-pmu.h" #include "regs-sys.h" diff --git a/arch/arm/mach-exynos/pmu.c b/arch/arm/mach-exynos/pmu.c index 1f5aaa7..1993e08 100644 --- a/arch/arm/mach-exynos/pmu.c +++ b/arch/arm/mach-exynos/pmu.c @@ -13,9 +13,16 @@ #include #include -#include "common.h" +#include "exynos-pmu.h" #include "regs-pmu.h" +#define PMU_TABLE_END (-1U) + +struct exynos_pmu_conf { + unsigned int offset; + unsigned int val[NUM_SYS_POWERDOWN]; +}; + struct exynos_pmu_data { const struct exynos_pmu_conf *pmu_config; const struct exynos_pmu_conf *pmu_config_extra; @@ -29,8 +36,19 @@ struct exynos_pmu_context { const struct exynos_pmu_data *pmu_data; }; +static void __iomem *pmu_base_addr; static struct exynos_pmu_context *pmu_context; +static inline void pmu_raw_writel(u32 val, u32 offset) +{ + writel_relaxed(val, pmu_base_addr + offset); +} + +static inline u32 pmu_raw_readl(u32 offset) +{ + return readl_relaxed(pmu_base_addr + offset); +} + static const struct exynos_pmu_conf exynos4210_pmu_config[] = { /* { .offset = offset, .val = { AFTR, LPA, SLEEP } */ { S5P_ARM_CORE0_LOWPWR, { 0x0, 0x0, 0x2 } }, diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c index f5d9773..079d999 100644 --- a/arch/arm/mach-exynos/suspend.c +++ b/arch/arm/mach-exynos/suspend.c @@ -33,6 +33,7 @@ #include "common.h" #include "regs-pmu.h" #include "regs-sys.h" +#include "exynos-pmu.h" #define S5P_CHECK_SLEEP 0x00000BAD