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authorLinus Torvalds <torvalds@linux-foundation.org>2016-03-20 14:57:08 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-20 14:57:08 -0700
commit33b3d2e88c9efd701b6153ca4714d4aa6e9f5af0 (patch)
tree7a3bf34e08e6c7b32e0d5c9333b02a02e3af6330 /drivers/soc/samsung/exynos4-pmu.c
parente88fa1b8b00a947299e2415e819301fa52037cf4 (diff)
parent307d40c56b0c86315859ee724b51748260f50e65 (diff)
downloadop-kernel-dev-33b3d2e88c9efd701b6153ca4714d4aa6e9f5af0.zip
op-kernel-dev-33b3d2e88c9efd701b6153ca4714d4aa6e9f5af0.tar.gz
Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC platform updates from Arnd Bergmann: "Newly added support for additional SoCs: - Axis Artpec-6 SoC family - Allwinner A83T SoC - Mediatek MT7623 - NXP i.MX6QP SoC - ST Microelectronics stm32f469 microcontroller New features: - SMP support for Mediatek mt2701 - Big-endian support for NXP i.MX - DaVinci now uses the new DMA engine dma_slave_map - OMAP now uses the new DMA engine dma_slave_map - earlyprintk support for palmchip uart on mach-tango - delay timer support for orion Other: - Exynos PMU driver moved out to drivers/soc/ - Various smaller updates for Renesas, Xilinx, PXA, AT91, OMAP, uniphier" * tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (83 commits) ARM: uniphier: rework SMP code to support new System Bus binding ARM: uniphier: add missing of_node_put() ARM: at91: avoid defining CONFIG_* symbols in source code ARM: DRA7: hwmod: Add data for eDMA tpcc, tptc0, tptc1 ARM: imx: Make reset_control_ops const ARM: imx: Do L2 errata only if the L2 cache isn't enabled ARM: imx: select ARM_CPU_SUSPEND only for imx6 dmaengine: pxa_dma: fix the maximum requestor line ARM: alpine: select the Alpine MSI controller driver ARM: pxa: add the number of DMA requestor lines dmaengine: mmp-pdma: add number of requestors dma: mmp_pdma: Add the #dma-requests DT property documentation ARM: OMAP2+: Add rtc hwmod configuration for ti81xx ARM: s3c24xx: Avoid warning for inb/outb ARM: zynq: Move early printk virtual address to vmalloc area ARM: DRA7: hwmod: Add custom reset handler for PCIeSS ARM: SAMSUNG: Remove unused register offset definition ARM: EXYNOS: Cleanup header files inclusion drivers: soc: samsung: Enable COMPILE_TEST MAINTAINERS: Add maintainers entry for drivers/soc/samsung ...
Diffstat (limited to 'drivers/soc/samsung/exynos4-pmu.c')
-rw-r--r--drivers/soc/samsung/exynos4-pmu.c222
1 files changed, 222 insertions, 0 deletions
diff --git a/drivers/soc/samsung/exynos4-pmu.c b/drivers/soc/samsung/exynos4-pmu.c
new file mode 100644
index 0000000..bc4fa73
--- /dev/null
+++ b/drivers/soc/samsung/exynos4-pmu.c
@@ -0,0 +1,222 @@
+/*
+ * Copyright (c) 2011-2015 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * EXYNOS4 - CPU PMU(Power Management Unit) 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.
+ */
+
+#include <linux/soc/samsung/exynos-regs-pmu.h>
+#include <linux/soc/samsung/exynos-pmu.h>
+
+#include "exynos-pmu.h"
+
+static const struct exynos_pmu_conf exynos4210_pmu_config[] = {
+ /* { .offset = offset, .val = { AFTR, LPA, SLEEP } */
+ { S5P_ARM_CORE0_LOWPWR, { 0x0, 0x0, 0x2 } },
+ { S5P_DIS_IRQ_CORE0, { 0x0, 0x0, 0x0 } },
+ { S5P_DIS_IRQ_CENTRAL0, { 0x0, 0x0, 0x0 } },
+ { S5P_ARM_CORE1_LOWPWR, { 0x0, 0x0, 0x2 } },
+ { S5P_DIS_IRQ_CORE1, { 0x0, 0x0, 0x0 } },
+ { S5P_DIS_IRQ_CENTRAL1, { 0x0, 0x0, 0x0 } },
+ { S5P_ARM_COMMON_LOWPWR, { 0x0, 0x0, 0x2 } },
+ { S5P_L2_0_LOWPWR, { 0x2, 0x2, 0x3 } },
+ { S5P_L2_1_LOWPWR, { 0x2, 0x2, 0x3 } },
+ { S5P_CMU_ACLKSTOP_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_SCLKSTOP_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_APLL_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_MPLL_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_VPLL_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_EPLL_SYSCLK_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_CLKSTOP_GPS_ALIVE_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_GPSALIVE_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_CLKSTOP_CAM_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_CLKSTOP_TV_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_CLKSTOP_MFC_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_CLKSTOP_G3D_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_CLKSTOP_LCD0_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_CLKSTOP_LCD1_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_CLKSTOP_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_CLKSTOP_GPS_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_CAM_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_TV_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_MFC_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_G3D_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_LCD0_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_LCD1_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_GPS_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_TOP_BUS_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_TOP_RETENTION_LOWPWR, { 0x1, 0x0, 0x1 } },
+ { S5P_TOP_PWR_LOWPWR, { 0x3, 0x0, 0x3 } },
+ { S5P_LOGIC_RESET_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_ONENAND_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_MODIMIF_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_G2D_ACP_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_USBOTG_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_HSMMC_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_CSSYS_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_SECSS_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_PCIE_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_SATA_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_DRAM_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_PAD_RETENTION_GPIO_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_UART_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_MMCA_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_MMCB_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_EBIA_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_EBIB_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_ISOLATION_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_ALV_SEL_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_XUSBXTI_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_XXTI_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_EXT_REGULATOR_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_GPIO_MODE_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_GPIO_MODE_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CAM_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_TV_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_MFC_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_G3D_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_LCD0_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_LCD1_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_MAUDIO_LOWPWR, { 0x7, 0x7, 0x0 } },
+ { S5P_GPS_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_GPS_ALIVE_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { PMU_TABLE_END,},
+};
+
+static const struct exynos_pmu_conf exynos4x12_pmu_config[] = {
+ { S5P_ARM_CORE0_LOWPWR, { 0x0, 0x0, 0x2 } },
+ { S5P_DIS_IRQ_CORE0, { 0x0, 0x0, 0x0 } },
+ { S5P_DIS_IRQ_CENTRAL0, { 0x0, 0x0, 0x0 } },
+ { S5P_ARM_CORE1_LOWPWR, { 0x0, 0x0, 0x2 } },
+ { S5P_DIS_IRQ_CORE1, { 0x0, 0x0, 0x0 } },
+ { S5P_DIS_IRQ_CENTRAL1, { 0x0, 0x0, 0x0 } },
+ { S5P_ISP_ARM_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_DIS_IRQ_ISP_ARM_LOCAL_LOWPWR, { 0x0, 0x0, 0x0 } },
+ { S5P_DIS_IRQ_ISP_ARM_CENTRAL_LOWPWR, { 0x0, 0x0, 0x0 } },
+ { S5P_ARM_COMMON_LOWPWR, { 0x0, 0x0, 0x2 } },
+ { S5P_L2_0_LOWPWR, { 0x0, 0x0, 0x3 } },
+ /* XXX_OPTION register should be set other field */
+ { S5P_ARM_L2_0_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_L2_1_LOWPWR, { 0x0, 0x0, 0x3 } },
+ { S5P_ARM_L2_1_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_CMU_ACLKSTOP_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_SCLKSTOP_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_DRAM_FREQ_DOWN_LOWPWR, { 0x1, 0x1, 0x1 } },
+ { S5P_DDRPHY_DLLOFF_LOWPWR, { 0x1, 0x1, 0x1 } },
+ { S5P_LPDDR_PHY_DLL_LOCK_LOWPWR, { 0x1, 0x1, 0x1 } },
+ { S5P_CMU_ACLKSTOP_COREBLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_SCLKSTOP_COREBLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_COREBLK_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_APLL_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_MPLL_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_VPLL_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_EPLL_SYSCLK_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_MPLLUSER_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_CLKSTOP_GPS_ALIVE_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_GPSALIVE_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_CLKSTOP_CAM_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_CLKSTOP_TV_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_CLKSTOP_MFC_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_CLKSTOP_G3D_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_CLKSTOP_LCD0_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_CLKSTOP_ISP_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_CLKSTOP_MAUDIO_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_CLKSTOP_GPS_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_CAM_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_TV_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_MFC_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_G3D_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_LCD0_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_ISP_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_RESET_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_CMU_RESET_GPS_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_TOP_BUS_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_TOP_RETENTION_LOWPWR, { 0x1, 0x0, 0x1 } },
+ { S5P_TOP_PWR_LOWPWR, { 0x3, 0x0, 0x3 } },
+ { S5P_TOP_BUS_COREBLK_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_TOP_RETENTION_COREBLK_LOWPWR, { 0x1, 0x0, 0x1 } },
+ { S5P_TOP_PWR_COREBLK_LOWPWR, { 0x3, 0x0, 0x3 } },
+ { S5P_LOGIC_RESET_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_OSCCLK_GATE_LOWPWR, { 0x1, 0x0, 0x1 } },
+ { S5P_LOGIC_RESET_COREBLK_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_OSCCLK_GATE_COREBLK_LOWPWR, { 0x1, 0x0, 0x1 } },
+ { S5P_ONENAND_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_ONENAND_MEM_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_HSI_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_HSI_MEM_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_G2D_ACP_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_G2D_ACP_MEM_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_USBOTG_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_USBOTG_MEM_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_HSMMC_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_HSMMC_MEM_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_CSSYS_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_CSSYS_MEM_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_SECSS_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_SECSS_MEM_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_ROTATOR_MEM_LOWPWR, { 0x3, 0x0, 0x0 } },
+ { S5P_ROTATOR_MEM_OPTION, { 0x10, 0x10, 0x0 } },
+ { S5P_PAD_RETENTION_DRAM_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_PAD_RETENTION_GPIO_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_UART_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_MMCA_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_MMCB_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_EBIA_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_EBIB_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_GPIO_COREBLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_ISOLATION_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_ISOLATION_COREBLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_PAD_RETENTION_ALV_SEL_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_XUSBXTI_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_XXTI_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_EXT_REGULATOR_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_GPIO_MODE_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_GPIO_MODE_COREBLK_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_GPIO_MODE_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } },
+ { S5P_TOP_ASB_RESET_LOWPWR, { 0x1, 0x1, 0x1 } },
+ { S5P_TOP_ASB_ISOLATION_LOWPWR, { 0x1, 0x0, 0x1 } },
+ { S5P_CAM_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_TV_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_MFC_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_G3D_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_LCD0_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_ISP_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_MAUDIO_LOWPWR, { 0x7, 0x7, 0x0 } },
+ { S5P_GPS_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_GPS_ALIVE_LOWPWR, { 0x7, 0x0, 0x0 } },
+ { S5P_CMU_SYSCLK_ISP_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { S5P_CMU_SYSCLK_GPS_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { PMU_TABLE_END,},
+};
+
+static const struct exynos_pmu_conf exynos4412_pmu_config[] = {
+ { S5P_ARM_CORE2_LOWPWR, { 0x0, 0x0, 0x2 } },
+ { S5P_DIS_IRQ_CORE2, { 0x0, 0x0, 0x0 } },
+ { S5P_DIS_IRQ_CENTRAL2, { 0x0, 0x0, 0x0 } },
+ { S5P_ARM_CORE3_LOWPWR, { 0x0, 0x0, 0x2 } },
+ { S5P_DIS_IRQ_CORE3, { 0x0, 0x0, 0x0 } },
+ { S5P_DIS_IRQ_CENTRAL3, { 0x0, 0x0, 0x0 } },
+ { PMU_TABLE_END,},
+};
+
+const struct exynos_pmu_data exynos4210_pmu_data = {
+ .pmu_config = exynos4210_pmu_config,
+};
+
+const struct exynos_pmu_data exynos4212_pmu_data = {
+ .pmu_config = exynos4x12_pmu_config,
+};
+
+const struct exynos_pmu_data exynos4412_pmu_data = {
+ .pmu_config = exynos4x12_pmu_config,
+ .pmu_config_extra = exynos4412_pmu_config,
+};
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