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exynos4210_pmu.c
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/*
* Exynos4210 Power Management Unit (PMU) Emulation
*
* Copyright (C) 2011 Samsung Electronics Co Ltd.
* Maksim Kozlov <[email protected]>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, see <http://www.gnu.org/licenses/>.
*/
/*
* This model implements PMU registers just as a bulk of memory. Currently,
* the only reason this device exists is that secondary CPU boot loader
* uses PMU INFORM5 register as a holding pen.
*/
#include "sysbus.h"
#ifndef DEBUG_PMU
#define DEBUG_PMU 0
#endif
#ifndef DEBUG_PMU_EXTEND
#define DEBUG_PMU_EXTEND 0
#endif
#if DEBUG_PMU
#define PRINT_DEBUG(fmt, args...) \
do { \
fprintf(stderr, " [%s:%d] "fmt, __func__, __LINE__, ##args); \
} while (0)
#if DEBUG_PMU_EXTEND
#define PRINT_DEBUG_EXTEND(fmt, args...) \
do { \
fprintf(stderr, " [%s:%d] "fmt, __func__, __LINE__, ##args); \
} while (0)
#else
#define PRINT_DEBUG_EXTEND(fmt, args...) do {} while (0)
#endif /* EXTEND */
#else
#define PRINT_DEBUG(fmt, args...) do {} while (0)
#define PRINT_DEBUG_EXTEND(fmt, args...) do {} while (0)
#endif
/*
* Offsets for PMU registers
*/
#define OM_STAT 0x0000 /* OM status register */
#define RTC_CLKO_SEL 0x000C /* Controls RTCCLKOUT */
#define GNSS_RTC_OUT_CTRL 0x0010 /* Controls GNSS_RTC_OUT */
/* Decides whether system-level low-power mode is used. */
#define SYSTEM_POWER_DOWN_CTRL 0x0200
/* Sets control options for CENTRAL_SEQ */
#define SYSTEM_POWER_DOWN_OPTION 0x0208
#define SWRESET 0x0400 /* Generate software reset */
#define RST_STAT 0x0404 /* Reset status register */
#define WAKEUP_STAT 0x0600 /* Wakeup status register */
#define EINT_WAKEUP_MASK 0x0604 /* Configure External INTerrupt mask */
#define WAKEUP_MASK 0x0608 /* Configure wakeup source mask */
#define HDMI_PHY_CONTROL 0x0700 /* HDMI PHY control register */
#define USBDEVICE_PHY_CONTROL 0x0704 /* USB Device PHY control register */
#define USBHOST_PHY_CONTROL 0x0708 /* USB HOST PHY control register */
#define DAC_PHY_CONTROL 0x070C /* DAC control register */
#define MIPI_PHY0_CONTROL 0x0710 /* MIPI PHY control register */
#define MIPI_PHY1_CONTROL 0x0714 /* MIPI PHY control register */
#define ADC_PHY_CONTROL 0x0718 /* TS-ADC control register */
#define PCIe_PHY_CONTROL 0x071C /* TS-PCIe control register */
#define SATA_PHY_CONTROL 0x0720 /* TS-SATA control register */
#define INFORM0 0x0800 /* Information register 0 */
#define INFORM1 0x0804 /* Information register 1 */
#define INFORM2 0x0808 /* Information register 2 */
#define INFORM3 0x080C /* Information register 3 */
#define INFORM4 0x0810 /* Information register 4 */
#define INFORM5 0x0814 /* Information register 5 */
#define INFORM6 0x0818 /* Information register 6 */
#define INFORM7 0x081C /* Information register 7 */
#define PMU_DEBUG 0x0A00 /* PMU debug register */
/* Registers to set system-level low-power option */
#define ARM_CORE0_SYS_PWR_REG 0x1000
#define ARM_CORE1_SYS_PWR_REG 0x1010
#define ARM_COMMON_SYS_PWR_REG 0x1080
#define ARM_CPU_L2_0_SYS_PWR_REG 0x10C0
#define ARM_CPU_L2_1_SYS_PWR_REG 0x10C4
#define CMU_ACLKSTOP_SYS_PWR_REG 0x1100
#define CMU_SCLKSTOP_SYS_PWR_REG 0x1104
#define CMU_RESET_SYS_PWR_REG 0x110C
#define APLL_SYSCLK_SYS_PWR_REG 0x1120
#define MPLL_SYSCLK_SYS_PWR_REG 0x1124
#define VPLL_SYSCLK_SYS_PWR_REG 0x1128
#define EPLL_SYSCLK_SYS_PWR_REG 0x112C
#define CMU_CLKSTOP_GPS_ALIVE_SYS_PWR_REG 0x1138
#define CMU_RESET_GPS_ALIVE_SYS_PWR_REG 0x113C
#define CMU_CLKSTOP_CAM_SYS_PWR_REG 0x1140
#define CMU_CLKSTOP_TV_SYS_PWR_REG 0x1144
#define CMU_CLKSTOP_MFC_SYS_PWR_REG 0x1148
#define CMU_CLKSTOP_G3D_SYS_PWR_REG 0x114C
#define CMU_CLKSTOP_LCD0_SYS_PWR_REG 0x1150
#define CMU_CLKSTOP_LCD1_SYS_PWR_REG 0x1154
#define CMU_CLKSTOP_MAUDIO_SYS_PWR_REG 0x1158
#define CMU_CLKSTOP_GPS_SYS_PWR_REG 0x115C
#define CMU_RESET_CAM_SYS_PWR_REG 0x1160
#define CMU_RESET_TV_SYS_PWR_REG 0x1164
#define CMU_RESET_MFC_SYS_PWR_REG 0x1168
#define CMU_RESET_G3D_SYS_PWR_REG 0x116C
#define CMU_RESET_LCD0_SYS_PWR_REG 0x1170
#define CMU_RESET_LCD1_SYS_PWR_REG 0x1174
#define CMU_RESET_MAUDIO_SYS_PWR_REG 0x1178
#define CMU_RESET_GPS_SYS_PWR_REG 0x117C
#define TOP_BUS_SYS_PWR_REG 0x1180
#define TOP_RETENTION_SYS_PWR_REG 0x1184
#define TOP_PWR_SYS_PWR_REG 0x1188
#define LOGIC_RESET_SYS_PWR_REG 0x11A0
#define OneNANDXL_MEM_SYS_PWR_REG 0x11C0
#define MODEMIF_MEM_SYS_PWR_REG 0x11C4
#define USBDEVICE_MEM_SYS_PWR_REG 0x11CC
#define SDMMC_MEM_SYS_PWR_REG 0x11D0
#define CSSYS_MEM_SYS_PWR_REG 0x11D4
#define SECSS_MEM_SYS_PWR_REG 0x11D8
#define PCIe_MEM_SYS_PWR_REG 0x11E0
#define SATA_MEM_SYS_PWR_REG 0x11E4
#define PAD_RETENTION_DRAM_SYS_PWR_REG 0x1200
#define PAD_RETENTION_MAUDIO_SYS_PWR_REG 0x1204
#define PAD_RETENTION_GPIO_SYS_PWR_REG 0x1220
#define PAD_RETENTION_UART_SYS_PWR_REG 0x1224
#define PAD_RETENTION_MMCA_SYS_PWR_REG 0x1228
#define PAD_RETENTION_MMCB_SYS_PWR_REG 0x122C
#define PAD_RETENTION_EBIA_SYS_PWR_REG 0x1230
#define PAD_RETENTION_EBIB_SYS_PWR_REG 0x1234
#define PAD_ISOLATION_SYS_PWR_REG 0x1240
#define PAD_ALV_SEL_SYS_PWR_REG 0x1260
#define XUSBXTI_SYS_PWR_REG 0x1280
#define XXTI_SYS_PWR_REG 0x1284
#define EXT_REGULATOR_SYS_PWR_REG 0x12C0
#define GPIO_MODE_SYS_PWR_REG 0x1300
#define GPIO_MODE_MAUDIO_SYS_PWR_REG 0x1340
#define CAM_SYS_PWR_REG 0x1380
#define TV_SYS_PWR_REG 0x1384
#define MFC_SYS_PWR_REG 0x1388
#define G3D_SYS_PWR_REG 0x138C
#define LCD0_SYS_PWR_REG 0x1390
#define LCD1_SYS_PWR_REG 0x1394
#define MAUDIO_SYS_PWR_REG 0x1398
#define GPS_SYS_PWR_REG 0x139C
#define GPS_ALIVE_SYS_PWR_REG 0x13A0
#define ARM_CORE0_CONFIGURATION 0x2000 /* Configure power mode of ARM_CORE0 */
#define ARM_CORE0_STATUS 0x2004 /* Check power mode of ARM_CORE0 */
#define ARM_CORE0_OPTION 0x2008 /* Sets control options for ARM_CORE0 */
#define ARM_CORE1_CONFIGURATION 0x2080 /* Configure power mode of ARM_CORE1 */
#define ARM_CORE1_STATUS 0x2084 /* Check power mode of ARM_CORE1 */
#define ARM_CORE1_OPTION 0x2088 /* Sets control options for ARM_CORE0 */
#define ARM_COMMON_OPTION 0x2408 /* Sets control options for ARM_COMMON */
/* Configure power mode of ARM_CPU_L2_0 */
#define ARM_CPU_L2_0_CONFIGURATION 0x2600
#define ARM_CPU_L2_0_STATUS 0x2604 /* Check power mode of ARM_CPU_L2_0 */
/* Configure power mode of ARM_CPU_L2_1 */
#define ARM_CPU_L2_1_CONFIGURATION 0x2620
#define ARM_CPU_L2_1_STATUS 0x2624 /* Check power mode of ARM_CPU_L2_1 */
/* Sets control options for PAD_RETENTION_MAUDIO */
#define PAD_RETENTION_MAUDIO_OPTION 0x3028
/* Sets control options for PAD_RETENTION_GPIO */
#define PAD_RETENTION_GPIO_OPTION 0x3108
/* Sets control options for PAD_RETENTION_UART */
#define PAD_RETENTION_UART_OPTION 0x3128
/* Sets control options for PAD_RETENTION_MMCA */
#define PAD_RETENTION_MMCA_OPTION 0x3148
/* Sets control options for PAD_RETENTION_MMCB */
#define PAD_RETENTION_MMCB_OPTION 0x3168
/* Sets control options for PAD_RETENTION_EBIA */
#define PAD_RETENTION_EBIA_OPTION 0x3188
/* Sets control options for PAD_RETENTION_EBIB */
#define PAD_RETENTION_EBIB_OPTION 0x31A8
#define PS_HOLD_CONTROL 0x330C /* PS_HOLD control register */
#define XUSBXTI_CONFIGURATION 0x3400 /* Configure the pad of XUSBXTI */
#define XUSBXTI_STATUS 0x3404 /* Check the pad of XUSBXTI */
/* Sets time required for XUSBXTI to be stabilized */
#define XUSBXTI_DURATION 0x341C
#define XXTI_CONFIGURATION 0x3420 /* Configure the pad of XXTI */
#define XXTI_STATUS 0x3424 /* Check the pad of XXTI */
/* Sets time required for XXTI to be stabilized */
#define XXTI_DURATION 0x343C
/* Sets time required for EXT_REGULATOR to be stabilized */
#define EXT_REGULATOR_DURATION 0x361C
#define CAM_CONFIGURATION 0x3C00 /* Configure power mode of CAM */
#define CAM_STATUS 0x3C04 /* Check power mode of CAM */
#define CAM_OPTION 0x3C08 /* Sets control options for CAM */
#define TV_CONFIGURATION 0x3C20 /* Configure power mode of TV */
#define TV_STATUS 0x3C24 /* Check power mode of TV */
#define TV_OPTION 0x3C28 /* Sets control options for TV */
#define MFC_CONFIGURATION 0x3C40 /* Configure power mode of MFC */
#define MFC_STATUS 0x3C44 /* Check power mode of MFC */
#define MFC_OPTION 0x3C48 /* Sets control options for MFC */
#define G3D_CONFIGURATION 0x3C60 /* Configure power mode of G3D */
#define G3D_STATUS 0x3C64 /* Check power mode of G3D */
#define G3D_OPTION 0x3C68 /* Sets control options for G3D */
#define LCD0_CONFIGURATION 0x3C80 /* Configure power mode of LCD0 */
#define LCD0_STATUS 0x3C84 /* Check power mode of LCD0 */
#define LCD0_OPTION 0x3C88 /* Sets control options for LCD0 */
#define LCD1_CONFIGURATION 0x3CA0 /* Configure power mode of LCD1 */
#define LCD1_STATUS 0x3CA4 /* Check power mode of LCD1 */
#define LCD1_OPTION 0x3CA8 /* Sets control options for LCD1 */
#define GPS_CONFIGURATION 0x3CE0 /* Configure power mode of GPS */
#define GPS_STATUS 0x3CE4 /* Check power mode of GPS */
#define GPS_OPTION 0x3CE8 /* Sets control options for GPS */
#define GPS_ALIVE_CONFIGURATION 0x3D00 /* Configure power mode of GPS */
#define GPS_ALIVE_STATUS 0x3D04 /* Check power mode of GPS */
#define GPS_ALIVE_OPTION 0x3D08 /* Sets control options for GPS */
#define EXYNOS4210_PMU_REGS_MEM_SIZE 0x3d0c
typedef struct Exynos4210PmuReg {
const char *name; /* for debug only */
uint32_t offset;
uint32_t reset_value;
} Exynos4210PmuReg;
static const Exynos4210PmuReg exynos4210_pmu_regs[] = {
{"OM_STAT", OM_STAT, 0x00000000},
{"RTC_CLKO_SEL", RTC_CLKO_SEL, 0x00000000},
{"GNSS_RTC_OUT_CTRL", GNSS_RTC_OUT_CTRL, 0x00000001},
{"SYSTEM_POWER_DOWN_CTRL", SYSTEM_POWER_DOWN_CTRL, 0x00010000},
{"SYSTEM_POWER_DOWN_OPTION", SYSTEM_POWER_DOWN_OPTION, 0x03030000},
{"SWRESET", SWRESET, 0x00000000},
{"RST_STAT", RST_STAT, 0x00000000},
{"WAKEUP_STAT", WAKEUP_STAT, 0x00000000},
{"EINT_WAKEUP_MASK", EINT_WAKEUP_MASK, 0x00000000},
{"WAKEUP_MASK", WAKEUP_MASK, 0x00000000},
{"HDMI_PHY_CONTROL", HDMI_PHY_CONTROL, 0x00960000},
{"USBDEVICE_PHY_CONTROL", USBDEVICE_PHY_CONTROL, 0x00000000},
{"USBHOST_PHY_CONTROL", USBHOST_PHY_CONTROL, 0x00000000},
{"DAC_PHY_CONTROL", DAC_PHY_CONTROL, 0x00000000},
{"MIPI_PHY0_CONTROL", MIPI_PHY0_CONTROL, 0x00000000},
{"MIPI_PHY1_CONTROL", MIPI_PHY1_CONTROL, 0x00000000},
{"ADC_PHY_CONTROL", ADC_PHY_CONTROL, 0x00000001},
{"PCIe_PHY_CONTROL", PCIe_PHY_CONTROL, 0x00000000},
{"SATA_PHY_CONTROL", SATA_PHY_CONTROL, 0x00000000},
{"INFORM0", INFORM0, 0x00000000},
{"INFORM1", INFORM1, 0x00000000},
{"INFORM2", INFORM2, 0x00000000},
{"INFORM3", INFORM3, 0x00000000},
{"INFORM4", INFORM4, 0x00000000},
{"INFORM5", INFORM5, 0x00000000},
{"INFORM6", INFORM6, 0x00000000},
{"INFORM7", INFORM7, 0x00000000},
{"PMU_DEBUG", PMU_DEBUG, 0x00000000},
{"ARM_CORE0_SYS_PWR_REG", ARM_CORE0_SYS_PWR_REG, 0xFFFFFFFF},
{"ARM_CORE1_SYS_PWR_REG", ARM_CORE1_SYS_PWR_REG, 0xFFFFFFFF},
{"ARM_COMMON_SYS_PWR_REG", ARM_COMMON_SYS_PWR_REG, 0xFFFFFFFF},
{"ARM_CPU_L2_0_SYS_PWR_REG", ARM_CPU_L2_0_SYS_PWR_REG, 0xFFFFFFFF},
{"ARM_CPU_L2_1_SYS_PWR_REG", ARM_CPU_L2_1_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_ACLKSTOP_SYS_PWR_REG", CMU_ACLKSTOP_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_SCLKSTOP_SYS_PWR_REG", CMU_SCLKSTOP_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_RESET_SYS_PWR_REG", CMU_RESET_SYS_PWR_REG, 0xFFFFFFFF},
{"APLL_SYSCLK_SYS_PWR_REG", APLL_SYSCLK_SYS_PWR_REG, 0xFFFFFFFF},
{"MPLL_SYSCLK_SYS_PWR_REG", MPLL_SYSCLK_SYS_PWR_REG, 0xFFFFFFFF},
{"VPLL_SYSCLK_SYS_PWR_REG", VPLL_SYSCLK_SYS_PWR_REG, 0xFFFFFFFF},
{"EPLL_SYSCLK_SYS_PWR_REG", EPLL_SYSCLK_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_CLKSTOP_GPS_ALIVE_SYS_PWR_REG", CMU_CLKSTOP_GPS_ALIVE_SYS_PWR_REG,
0xFFFFFFFF},
{"CMU_RESET_GPS_ALIVE_SYS_PWR_REG", CMU_RESET_GPS_ALIVE_SYS_PWR_REG,
0xFFFFFFFF},
{"CMU_CLKSTOP_CAM_SYS_PWR_REG", CMU_CLKSTOP_CAM_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_CLKSTOP_TV_SYS_PWR_REG", CMU_CLKSTOP_TV_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_CLKSTOP_MFC_SYS_PWR_REG", CMU_CLKSTOP_MFC_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_CLKSTOP_G3D_SYS_PWR_REG", CMU_CLKSTOP_G3D_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_CLKSTOP_LCD0_SYS_PWR_REG", CMU_CLKSTOP_LCD0_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_CLKSTOP_LCD1_SYS_PWR_REG", CMU_CLKSTOP_LCD1_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_CLKSTOP_MAUDIO_SYS_PWR_REG", CMU_CLKSTOP_MAUDIO_SYS_PWR_REG,
0xFFFFFFFF},
{"CMU_CLKSTOP_GPS_SYS_PWR_REG", CMU_CLKSTOP_GPS_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_RESET_CAM_SYS_PWR_REG", CMU_RESET_CAM_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_RESET_TV_SYS_PWR_REG", CMU_RESET_TV_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_RESET_MFC_SYS_PWR_REG", CMU_RESET_MFC_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_RESET_G3D_SYS_PWR_REG", CMU_RESET_G3D_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_RESET_LCD0_SYS_PWR_REG", CMU_RESET_LCD0_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_RESET_LCD1_SYS_PWR_REG", CMU_RESET_LCD1_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_RESET_MAUDIO_SYS_PWR_REG", CMU_RESET_MAUDIO_SYS_PWR_REG, 0xFFFFFFFF},
{"CMU_RESET_GPS_SYS_PWR_REG", CMU_RESET_GPS_SYS_PWR_REG, 0xFFFFFFFF},
{"TOP_BUS_SYS_PWR_REG", TOP_BUS_SYS_PWR_REG, 0xFFFFFFFF},
{"TOP_RETENTION_SYS_PWR_REG", TOP_RETENTION_SYS_PWR_REG, 0xFFFFFFFF},
{"TOP_PWR_SYS_PWR_REG", TOP_PWR_SYS_PWR_REG, 0xFFFFFFFF},
{"LOGIC_RESET_SYS_PWR_REG", LOGIC_RESET_SYS_PWR_REG, 0xFFFFFFFF},
{"OneNANDXL_MEM_SYS_PWR_REG", OneNANDXL_MEM_SYS_PWR_REG, 0xFFFFFFFF},
{"MODEMIF_MEM_SYS_PWR_REG", MODEMIF_MEM_SYS_PWR_REG, 0xFFFFFFFF},
{"USBDEVICE_MEM_SYS_PWR_REG", USBDEVICE_MEM_SYS_PWR_REG, 0xFFFFFFFF},
{"SDMMC_MEM_SYS_PWR_REG", SDMMC_MEM_SYS_PWR_REG, 0xFFFFFFFF},
{"CSSYS_MEM_SYS_PWR_REG", CSSYS_MEM_SYS_PWR_REG, 0xFFFFFFFF},
{"SECSS_MEM_SYS_PWR_REG", SECSS_MEM_SYS_PWR_REG, 0xFFFFFFFF},
{"PCIe_MEM_SYS_PWR_REG", PCIe_MEM_SYS_PWR_REG, 0xFFFFFFFF},
{"SATA_MEM_SYS_PWR_REG", SATA_MEM_SYS_PWR_REG, 0xFFFFFFFF},
{"PAD_RETENTION_DRAM_SYS_PWR_REG", PAD_RETENTION_DRAM_SYS_PWR_REG,
0xFFFFFFFF},
{"PAD_RETENTION_MAUDIO_SYS_PWR_REG", PAD_RETENTION_MAUDIO_SYS_PWR_REG,
0xFFFFFFFF},
{"PAD_RETENTION_GPIO_SYS_PWR_REG", PAD_RETENTION_GPIO_SYS_PWR_REG,
0xFFFFFFFF},
{"PAD_RETENTION_UART_SYS_PWR_REG", PAD_RETENTION_UART_SYS_PWR_REG,
0xFFFFFFFF},
{"PAD_RETENTION_MMCA_SYS_PWR_REG", PAD_RETENTION_MMCA_SYS_PWR_REG,
0xFFFFFFFF},
{"PAD_RETENTION_MMCB_SYS_PWR_REG", PAD_RETENTION_MMCB_SYS_PWR_REG,
0xFFFFFFFF},
{"PAD_RETENTION_EBIA_SYS_PWR_REG", PAD_RETENTION_EBIA_SYS_PWR_REG,
0xFFFFFFFF},
{"PAD_RETENTION_EBIB_SYS_PWR_REG", PAD_RETENTION_EBIB_SYS_PWR_REG,
0xFFFFFFFF},
{"PAD_ISOLATION_SYS_PWR_REG", PAD_ISOLATION_SYS_PWR_REG, 0xFFFFFFFF},
{"PAD_ALV_SEL_SYS_PWR_REG", PAD_ALV_SEL_SYS_PWR_REG, 0xFFFFFFFF},
{"XUSBXTI_SYS_PWR_REG", XUSBXTI_SYS_PWR_REG, 0xFFFFFFFF},
{"XXTI_SYS_PWR_REG", XXTI_SYS_PWR_REG, 0xFFFFFFFF},
{"EXT_REGULATOR_SYS_PWR_REG", EXT_REGULATOR_SYS_PWR_REG, 0xFFFFFFFF},
{"GPIO_MODE_SYS_PWR_REG", GPIO_MODE_SYS_PWR_REG, 0xFFFFFFFF},
{"GPIO_MODE_MAUDIO_SYS_PWR_REG", GPIO_MODE_MAUDIO_SYS_PWR_REG, 0xFFFFFFFF},
{"CAM_SYS_PWR_REG", CAM_SYS_PWR_REG, 0xFFFFFFFF},
{"TV_SYS_PWR_REG", TV_SYS_PWR_REG, 0xFFFFFFFF},
{"MFC_SYS_PWR_REG", MFC_SYS_PWR_REG, 0xFFFFFFFF},
{"G3D_SYS_PWR_REG", G3D_SYS_PWR_REG, 0xFFFFFFFF},
{"LCD0_SYS_PWR_REG", LCD0_SYS_PWR_REG, 0xFFFFFFFF},
{"LCD1_SYS_PWR_REG", LCD1_SYS_PWR_REG, 0xFFFFFFFF},
{"MAUDIO_SYS_PWR_REG", MAUDIO_SYS_PWR_REG, 0xFFFFFFFF},
{"GPS_SYS_PWR_REG", GPS_SYS_PWR_REG, 0xFFFFFFFF},
{"GPS_ALIVE_SYS_PWR_REG", GPS_ALIVE_SYS_PWR_REG, 0xFFFFFFFF},
{"ARM_CORE0_CONFIGURATION", ARM_CORE0_CONFIGURATION, 0x00000003},
{"ARM_CORE0_STATUS", ARM_CORE0_STATUS, 0x00030003},
{"ARM_CORE0_OPTION", ARM_CORE0_OPTION, 0x01010001},
{"ARM_CORE1_CONFIGURATION", ARM_CORE1_CONFIGURATION, 0x00000003},
{"ARM_CORE1_STATUS", ARM_CORE1_STATUS, 0x00030003},
{"ARM_CORE1_OPTION", ARM_CORE1_OPTION, 0x01010001},
{"ARM_COMMON_OPTION", ARM_COMMON_OPTION, 0x00000001},
{"ARM_CPU_L2_0_CONFIGURATION", ARM_CPU_L2_0_CONFIGURATION, 0x00000003},
{"ARM_CPU_L2_0_STATUS", ARM_CPU_L2_0_STATUS, 0x00000003},
{"ARM_CPU_L2_1_CONFIGURATION", ARM_CPU_L2_1_CONFIGURATION, 0x00000003},
{"ARM_CPU_L2_1_STATUS", ARM_CPU_L2_1_STATUS, 0x00000003},
{"PAD_RETENTION_MAUDIO_OPTION", PAD_RETENTION_MAUDIO_OPTION, 0x00000000},
{"PAD_RETENTION_GPIO_OPTION", PAD_RETENTION_GPIO_OPTION, 0x00000000},
{"PAD_RETENTION_UART_OPTION", PAD_RETENTION_UART_OPTION, 0x00000000},
{"PAD_RETENTION_MMCA_OPTION", PAD_RETENTION_MMCA_OPTION, 0x00000000},
{"PAD_RETENTION_MMCB_OPTION", PAD_RETENTION_MMCB_OPTION, 0x00000000},
{"PAD_RETENTION_EBIA_OPTION", PAD_RETENTION_EBIA_OPTION, 0x00000000},
{"PAD_RETENTION_EBIB_OPTION", PAD_RETENTION_EBIB_OPTION, 0x00000000},
{"PS_HOLD_CONTROL", PS_HOLD_CONTROL, 0x00005200},
{"XUSBXTI_CONFIGURATION", XUSBXTI_CONFIGURATION, 0x00000001},
{"XUSBXTI_STATUS", XUSBXTI_STATUS, 0x00000001},
{"XUSBXTI_DURATION", XUSBXTI_DURATION, 0xFFF00000},
{"XXTI_CONFIGURATION", XXTI_CONFIGURATION, 0x00000001},
{"XXTI_STATUS", XXTI_STATUS, 0x00000001},
{"XXTI_DURATION", XXTI_DURATION, 0xFFF00000},
{"EXT_REGULATOR_DURATION", EXT_REGULATOR_DURATION, 0xFFF03FFF},
{"CAM_CONFIGURATION", CAM_CONFIGURATION, 0x00000007},
{"CAM_STATUS", CAM_STATUS, 0x00060007},
{"CAM_OPTION", CAM_OPTION, 0x00000001},
{"TV_CONFIGURATION", TV_CONFIGURATION, 0x00000007},
{"TV_STATUS", TV_STATUS, 0x00060007},
{"TV_OPTION", TV_OPTION, 0x00000001},
{"MFC_CONFIGURATION", MFC_CONFIGURATION, 0x00000007},
{"MFC_STATUS", MFC_STATUS, 0x00060007},
{"MFC_OPTION", MFC_OPTION, 0x00000001},
{"G3D_CONFIGURATION", G3D_CONFIGURATION, 0x00000007},
{"G3D_STATUS", G3D_STATUS, 0x00060007},
{"G3D_OPTION", G3D_OPTION, 0x00000001},
{"LCD0_CONFIGURATION", LCD0_CONFIGURATION, 0x00000007},
{"LCD0_STATUS", LCD0_STATUS, 0x00060007},
{"LCD0_OPTION", LCD0_OPTION, 0x00000001},
{"LCD1_CONFIGURATION", LCD1_CONFIGURATION, 0x00000007},
{"LCD1_STATUS", LCD1_STATUS, 0x00060007},
{"LCD1_OPTION", LCD1_OPTION, 0x00000001},
{"GPS_CONFIGURATION", GPS_CONFIGURATION, 0x00000007},
{"GPS_STATUS", GPS_STATUS, 0x00060007},
{"GPS_OPTION", GPS_OPTION, 0x00000001},
{"GPS_ALIVE_CONFIGURATION", GPS_ALIVE_CONFIGURATION, 0x00000007},
{"GPS_ALIVE_STATUS", GPS_ALIVE_STATUS, 0x00060007},
{"GPS_ALIVE_OPTION", GPS_ALIVE_OPTION, 0x00000001},
};
#define PMU_NUM_OF_REGISTERS \
(sizeof(exynos4210_pmu_regs) / sizeof(Exynos4210PmuReg))
typedef struct Exynos4210PmuState {
SysBusDevice busdev;
MemoryRegion iomem;
uint32_t reg[PMU_NUM_OF_REGISTERS];
} Exynos4210PmuState;
static uint64_t exynos4210_pmu_read(void *opaque, hwaddr offset,
unsigned size)
{
Exynos4210PmuState *s = (Exynos4210PmuState *)opaque;
unsigned i;
const Exynos4210PmuReg *reg_p = exynos4210_pmu_regs;
for (i = 0; i < PMU_NUM_OF_REGISTERS; i++) {
if (reg_p->offset == offset) {
PRINT_DEBUG_EXTEND("%s [0x%04x] -> 0x%04x\n", reg_p->name,
(uint32_t)offset, s->reg[i]);
return s->reg[i];
}
reg_p++;
}
PRINT_DEBUG("QEMU PMU ERROR: bad read offset 0x%04x\n", (uint32_t)offset);
return 0;
}
static void exynos4210_pmu_write(void *opaque, hwaddr offset,
uint64_t val, unsigned size)
{
Exynos4210PmuState *s = (Exynos4210PmuState *)opaque;
unsigned i;
const Exynos4210PmuReg *reg_p = exynos4210_pmu_regs;
for (i = 0; i < PMU_NUM_OF_REGISTERS; i++) {
if (reg_p->offset == offset) {
PRINT_DEBUG_EXTEND("%s <0x%04x> <- 0x%04x\n", reg_p->name,
(uint32_t)offset, (uint32_t)val);
s->reg[i] = val;
return;
}
reg_p++;
}
PRINT_DEBUG("QEMU PMU ERROR: bad write offset 0x%04x\n", (uint32_t)offset);
}
static const MemoryRegionOps exynos4210_pmu_ops = {
.read = exynos4210_pmu_read,
.write = exynos4210_pmu_write,
.endianness = DEVICE_NATIVE_ENDIAN,
.valid = {
.min_access_size = 4,
.max_access_size = 4,
.unaligned = false
}
};
static void exynos4210_pmu_reset(DeviceState *dev)
{
Exynos4210PmuState *s =
container_of(dev, Exynos4210PmuState, busdev.qdev);
unsigned i;
/* Set default values for registers */
for (i = 0; i < PMU_NUM_OF_REGISTERS; i++) {
s->reg[i] = exynos4210_pmu_regs[i].reset_value;
}
}
static int exynos4210_pmu_init(SysBusDevice *dev)
{
Exynos4210PmuState *s = FROM_SYSBUS(Exynos4210PmuState, dev);
/* memory mapping */
memory_region_init_io(&s->iomem, &exynos4210_pmu_ops, s, "exynos4210.pmu",
EXYNOS4210_PMU_REGS_MEM_SIZE);
sysbus_init_mmio(dev, &s->iomem);
return 0;
}
static const VMStateDescription exynos4210_pmu_vmstate = {
.name = "exynos4210.pmu",
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_UINT32_ARRAY(reg, Exynos4210PmuState, PMU_NUM_OF_REGISTERS),
VMSTATE_END_OF_LIST()
}
};
static void exynos4210_pmu_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
k->init = exynos4210_pmu_init;
dc->reset = exynos4210_pmu_reset;
dc->vmsd = &exynos4210_pmu_vmstate;
}
static TypeInfo exynos4210_pmu_info = {
.name = "exynos4210.pmu",
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(Exynos4210PmuState),
.class_init = exynos4210_pmu_class_init,
};
static void exynos4210_pmu_register(void)
{
type_register_static(&exynos4210_pmu_info);
}
type_init(exynos4210_pmu_register)