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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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9bb91ae970
PMU_GPIOINT_WAKEUP_EN seems needed when entering the shallow suspend (with logic staying on) but does not seem to be needed for the deep suspend for unknown reasons. Testing revealed that this setting really is necessary to reliably resume the veyron devices from suspend. Reported-by: Chris Zhong <zyw@rock-chips.com> Signed-off-by: Heiko Stuebner <heiko@sntech.de> Reviewed-by: Chris Zhong <zyw@rock-chips.com> Tested-by: Chris Zhong <zyw@rock-chips.com> Reviewed-by: Douglas Anderson <dianders@chromium.org>
106 lines
2.8 KiB
C
106 lines
2.8 KiB
C
/*
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* Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
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* Author: Tony Xie <tony.xie@rock-chips.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef __MACH_ROCKCHIP_PM_H
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#define __MACH_ROCKCHIP_PM_H
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extern unsigned long rkpm_bootdata_cpusp;
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extern unsigned long rkpm_bootdata_cpu_code;
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extern unsigned long rkpm_bootdata_l2ctlr_f;
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extern unsigned long rkpm_bootdata_l2ctlr;
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extern unsigned long rkpm_bootdata_ddr_code;
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extern unsigned long rkpm_bootdata_ddr_data;
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extern unsigned long rk3288_bootram_sz;
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void rockchip_slp_cpu_resume(void);
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#ifdef CONFIG_PM_SLEEP
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void __init rockchip_suspend_init(void);
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#else
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static inline void rockchip_suspend_init(void)
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{
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}
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#endif
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/****** following is rk3288 defined **********/
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#define RK3288_PMU_WAKEUP_CFG0 0x00
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#define RK3288_PMU_WAKEUP_CFG1 0x04
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#define RK3288_PMU_PWRMODE_CON 0x18
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#define RK3288_PMU_OSC_CNT 0x20
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#define RK3288_PMU_PLL_CNT 0x24
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#define RK3288_PMU_STABL_CNT 0x28
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#define RK3288_PMU_DDR0IO_PWRON_CNT 0x2c
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#define RK3288_PMU_DDR1IO_PWRON_CNT 0x30
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#define RK3288_PMU_CORE_PWRDWN_CNT 0x34
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#define RK3288_PMU_CORE_PWRUP_CNT 0x38
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#define RK3288_PMU_GPU_PWRDWN_CNT 0x3c
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#define RK3288_PMU_GPU_PWRUP_CNT 0x40
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#define RK3288_PMU_WAKEUP_RST_CLR_CNT 0x44
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#define RK3288_PMU_PWRMODE_CON1 0x90
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#define RK3288_SGRF_SOC_CON0 (0x0000)
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#define RK3288_SGRF_FAST_BOOT_ADDR (0x0120)
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#define SGRF_PCLK_WDT_GATE BIT(6)
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#define SGRF_PCLK_WDT_GATE_WRITE BIT(22)
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#define SGRF_FAST_BOOT_EN BIT(8)
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#define SGRF_FAST_BOOT_EN_WRITE BIT(24)
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#define RK3288_SGRF_CPU_CON0 (0x40)
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#define SGRF_DAPDEVICEEN BIT(0)
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#define SGRF_DAPDEVICEEN_WRITE BIT(16)
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/* PMU_WAKEUP_CFG1 bits */
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#define PMU_ARMINT_WAKEUP_EN BIT(0)
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#define PMU_GPIOINT_WAKEUP_EN BIT(3)
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enum rk3288_pwr_mode_con {
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PMU_PWR_MODE_EN = 0,
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PMU_CLK_CORE_SRC_GATE_EN,
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PMU_GLOBAL_INT_DISABLE,
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PMU_L2FLUSH_EN,
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PMU_BUS_PD_EN,
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PMU_A12_0_PD_EN,
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PMU_SCU_EN,
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PMU_PLL_PD_EN,
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PMU_CHIP_PD_EN, /* POWER OFF PIN ENABLE */
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PMU_PWROFF_COMB,
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PMU_ALIVE_USE_LF,
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PMU_PMU_USE_LF,
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PMU_OSC_24M_DIS,
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PMU_INPUT_CLAMP_EN,
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PMU_WAKEUP_RESET_EN,
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PMU_SREF0_ENTER_EN,
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PMU_SREF1_ENTER_EN,
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PMU_DDR0IO_RET_EN,
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PMU_DDR1IO_RET_EN,
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PMU_DDR0_GATING_EN,
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PMU_DDR1_GATING_EN,
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PMU_DDR0IO_RET_DE_REQ,
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PMU_DDR1IO_RET_DE_REQ
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};
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enum rk3288_pwr_mode_con1 {
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PMU_CLR_BUS = 0,
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PMU_CLR_CORE,
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PMU_CLR_CPUP,
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PMU_CLR_ALIVE,
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PMU_CLR_DMA,
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PMU_CLR_PERI,
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PMU_CLR_GPU,
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PMU_CLR_VIDEO,
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PMU_CLR_HEVC,
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PMU_CLR_VIO,
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};
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#endif /* __MACH_ROCKCHIP_PM_H */
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