--- /dev/null
+* the suspend mode config
+
+- compatible: "rockchip,pm-config"
+ Compatibility with rk3399
+
+- rockchip,sleep-mode-config : the sleep mode config,
+ ARMOFF, OSC disabled ...
+
+- rockchip,wakeup-config: the wake up sourece enable.
+ GPIO, USB, SD...
+
+- rockchip,pwm-regulator-config: the pwm regulator name.
+
+Example:
+ rockchip_suspend: rockchip_suspend {
+ compatible = "rockchip,pm-rk3399";
+ status = "okay";
+ rockchip,sleep-mode-config = <
+ (0
+ | RKPM_SLP_ARMPD
+ | RKPM_SLP_PERILPPD
+ | RKPM_SLP_DDR_RET
+ | RKPM_SLP_PLLPD
+ | RKPM_SLP_OSC_DIS
+ | RKPM_SLP_CENTER_PD
+ | RKPM_SLP_AP_PWROFF
+ )
+ >;
+ rockchip,wakeup-config = <
+ (0 |
+ RKPM_GPIO_WKUP_EN |
+ RKPM_PWM_WKUP_EN)
+ >;
+ rockchip,pwm-regulator-config = <
+ (0 |
+ PWM2_REGULATOR_EN
+ )
+ >;
+ };
return res;
}
-struct arm_smccc_res sip_smc_ddr_cfg(uint32_t arg0, uint32_t arg1,
- uint32_t arg2)
+struct arm_smccc_res sip_smc_ddr_cfg(u32 arg0, u32 arg1,
+ u32 arg2)
{
return __invoke_sip_fn_smc(SIP_DDR_CFG32, arg0, arg1, arg2);
}
return __invoke_sip_fn_smc(SIP_SIP_VERSION32, 0, 0, 0);
}
-int sip_smc_set_suspend_mode(uint32_t mode)
+int sip_smc_set_suspend_mode(u32 ctrl,
+ u32 config1,
+ u32 config2)
{
struct arm_smccc_res res;
- res = __invoke_sip_fn_smc(SIP_SUSPEND_MODE32, mode, 0, 0);
+ res = __invoke_sip_fn_smc(SIP_SUSPEND_MODE32, ctrl,
+ config1, config2);
return res.a0;
}
struct arm_smccc_res res;
res = __invoke_sip_fn_smc(PSCI_SIP_UARTDBG_CFG64, port, baudrate,
- UARTDBG_CFG_PRINT_PORT);
+ UARTDBG_CFG_PRINT_PORT);
return res.a0;
}
the chip performance variance caused by chip process, voltage and
temperature.
+config ROCKCHIP_SUSPEND_MODE
+ bool "Rockchip suspend mode config"
+ depends on ROCKCHIP_SIP
+ help
+ Say Y here if you want to set the suspend mode to the ATF.
+
endif
obj-$(CONFIG_FIQ_DEBUGGER) += rk_fiq_debugger.o
obj-$(CONFIG_MMC_DW_ROCKCHIP) += sdmmc_vendor_storage.o
obj-$(CONFIG_ROCKCHIP_PVTM) += rockchip_pvtm.o
+obj-$(CONFIG_ROCKCHIP_SUSPEND_MODE) += rockchip_pm_config.o
+
obj-y += rk_vendor_storage.o
--- /dev/null
+/*
+ * Rockchip Generic power configuration support.
+ *
+ * Copyright (c) 2017 ROCKCHIP, Co. Ltd.
+ *
+ * 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/arm-smccc.h>
+#include <linux/bitops.h>
+#include <linux/cpu.h>
+#include <linux/of_gpio.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/machine.h>
+#include <linux/rockchip/rockchip_sip.h>
+#include <linux/suspend.h>
+
+#define PM_INVALID_GPIO 0xffff
+
+static const struct of_device_id pm_match_table[] = {
+ { .compatible = "rockchip,pm-rk3399",},
+ { },
+};
+
+static int __init pm_config_init(struct platform_device *pdev)
+{
+ const struct of_device_id *match_id;
+ struct device_node *node;
+ u32 mode_config = 0;
+ u32 wakeup_config = 0;
+ u32 pwm_regulator_config = 0;
+ int gpio_temp[10];
+ u32 sleep_debug_en = 0;
+ u32 apios_suspend = 0;
+ enum of_gpio_flags flags;
+ int i = 0;
+ int length;
+
+ match_id = of_match_node(pm_match_table, pdev->dev.of_node);
+ if (!match_id)
+ return -ENODEV;
+
+ node = of_find_node_by_name(NULL, "rockchip-suspend");
+
+ if (IS_ERR_OR_NULL(node)) {
+ dev_err(&pdev->dev, "%s dev node err\n", __func__);
+ return -ENODEV;
+ }
+
+ if (of_property_read_u32_array(node,
+ "rockchip,sleep-mode-config",
+ &mode_config, 1))
+ dev_warn(&pdev->dev, "not set sleep mode config\n");
+ else
+ sip_smc_set_suspend_mode(SUSPEND_MODE_CONFIG, mode_config, 0);
+
+ if (of_property_read_u32_array(node,
+ "rockchip,wakeup-config",
+ &wakeup_config, 1))
+ dev_warn(&pdev->dev, "not set wakeup-config\n");
+ else
+ sip_smc_set_suspend_mode(WKUP_SOURCE_CONFIG, wakeup_config, 0);
+
+ if (of_property_read_u32_array(node,
+ "rockchip,pwm-regulator-config",
+ &pwm_regulator_config, 1))
+ dev_warn(&pdev->dev, "not set pwm-regulator-config\n");
+ else
+ sip_smc_set_suspend_mode(PWM_REGULATOR_CONFIG,
+ pwm_regulator_config,
+ 0);
+
+ length = of_gpio_named_count(node, "rockchip,power-ctrl");
+
+ if (length > 0 && length < 10) {
+ for (i = 0; i < length; i++) {
+ gpio_temp[i] = of_get_named_gpio_flags(node,
+ "rockchip,power-ctrl",
+ i,
+ &flags);
+ if (!gpio_is_valid(gpio_temp[i]))
+ break;
+ sip_smc_set_suspend_mode(GPIO_POWER_CONFIG,
+ i,
+ gpio_temp[i]);
+ }
+ }
+ sip_smc_set_suspend_mode(GPIO_POWER_CONFIG, i, PM_INVALID_GPIO);
+
+ if (!of_property_read_u32_array(node,
+ "rockchip,sleep-debug-en",
+ &sleep_debug_en, 1))
+ sip_smc_set_suspend_mode(SUSPEND_DEBUG_ENABLE,
+ sleep_debug_en,
+ 0);
+
+ if (!of_property_read_u32_array(node,
+ "rockchip,apios-suspend",
+ &apios_suspend, 1))
+ sip_smc_set_suspend_mode(APIOS_SUSPEND_CONFIG,
+ apios_suspend,
+ 0);
+
+ return 0;
+}
+
+static struct platform_driver pm_driver = {
+ .driver = {
+ .name = "rockchip-pm",
+ .of_match_table = pm_match_table,
+ },
+};
+
+static int __init rockchip_pm_drv_register(void)
+{
+ return platform_driver_probe(&pm_driver, pm_config_init);
+}
+subsys_initcall(rockchip_pm_drv_register);
--- /dev/null
+/*
+ * Header providing constants for Rockchip suspend bindings.
+ *
+ * Copyright (C) 2017, Fuzhou Rockchip Electronics Co., Ltd
+ * Author: Tony.Xie
+ *
+ * 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.
+ */
+
+#ifndef __DT_BINDINGS_SUSPEND_ROCKCHIP_RK3399_H__
+#define __DT_BINDINGS_SUSPEND_ROCKCHIP_RK3399_H__
+
+/* the suspend mode */
+#define RKPM_SLP_WFI (1 << 0)
+#define RKPM_SLP_ARMPD (1 << 1)
+#define RKPM_SLP_PERILPPD (1 << 2)
+#define RKPM_SLP_DDR_RET (1 << 3)
+#define RKPM_SLP_PLLPD (1 << 4)
+#define RKPM_SLP_OSC_DIS (1 << 5)
+#define RKPM_SLP_CENTER_PD (1 << 6)
+#define RKPM_SLP_AP_PWROFF (1 << 7)
+
+/* the wake up source */
+#define RKPM_CLUSTER_L_WKUP_EN (1 << 0)
+#define RKPM_CLUSTER_B_WKUPB_EN (1 << 1)
+#define RKPM_GPIO_WKUP_EN (1 << 2)
+#define RKPM_SDIO_WKUP_EN (1 << 3)
+#define RKPM_SDMMC_WKUP_EN (1 << 4)
+#define RKPM_TIMER_WKUP_EN (1 << 6)
+#define RKPM_USB_WKUP_EN (1 << 7)
+#define RKPM_SFT_WKUP_EN (1 << 8)
+#define RKPM_WDT_M0_WKUP_EN (1 << 9)
+#define RKPM_TIME_OUT_WKUP_EN (1 << 10)
+#define RKPM_PWM_WKUP_EN (1 << 11)
+#define RKPM_PCIE_WKUP_EN (1 << 13)
+
+/* the pwm regulator */
+#define PWM0_REGULATOR_EN (1 << 0)
+#define PWM1_REGULATOR_EN (1 << 1)
+#define PWM2_REGULATOR_EN (1 << 2)
+#define PWM3A_REGULATOR_EN (1 << 3)
+#define PWM3B_REGULATOR_EN (1 << 4)
+
+/* the APIO voltage domain */
+#define RKPM_APIO0_SUSPEND (1 << 0)
+#define RKPM_APIO1_SUSPEND (1 << 1)
+#define RKPM_APIO2_SUSPEND (1 << 2)
+#define RKPM_APIO3_SUSPEND (1 << 3)
+#define RKPM_APIO4_SUSPEND (1 << 4)
+#define RKPM_APIO5_SUSPEND (1 << 5)
+
+#endif
#define UARTDBG_CFG_OSHDL_DEBUG_DISABLE 0xf5
#define UARTDBG_CFG_PRINT_PORT 0xf7
+#define SUSPEND_MODE_CONFIG 0x01
+#define WKUP_SOURCE_CONFIG 0x02
+#define PWM_REGULATOR_CONFIG 0x03
+#define GPIO_POWER_CONFIG 0x04
+#define SUSPEND_DEBUG_ENABLE 0x05
+#define APIOS_SUSPEND_CONFIG 0x06
+
/* struct arm_smccc_res: a0: error code; a1~a3: data */
/* SMC32 Calls */
-int sip_smc_set_suspend_mode(uint32_t mode);
+int sip_smc_set_suspend_mode(u32 ctrl,
+ u32 config1,
+ u32 config2);
struct arm_smccc_res sip_smc_get_call_count(void);
struct arm_smccc_res sip_smc_get_atf_version(void);
struct arm_smccc_res sip_smc_get_sip_version(void);
-struct arm_smccc_res sip_smc_ddr_cfg(uint32_t arg0, uint32_t arg1,
- uint32_t arg2);
-struct arm_smccc_res sip_smc_get_share_mem_page(uint32_t page_num,
+struct arm_smccc_res sip_smc_ddr_cfg(u32 arg0, u32 arg1,
+ u32 arg2);
+struct arm_smccc_res sip_smc_get_share_mem_page(u32 page_num,
share_page_type_t page_type);
void psci_enable_fiq(void);
projects / firefly-linux-kernel-4.4.55.git / commitdiff