2 * SCPI Message Protocol driver header
4 * Copyright (C) 2014 ARM Ltd.
5 * Copyright (C) 2014, Fuzhou Rockchip Electronics Co., Ltd
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms and conditions of the GNU General Public License,
9 * version 2, as published by the Free Software Foundation.
11 * This program is distributed in the hope it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * You should have received a copy of the GNU General Public License along with
17 * this program. If not, see <http://www.gnu.org/licenses/>.
19 #include <linux/types.h>
20 #include <linux/rockchip/common.h>
22 #ifdef CONFIG_RK3368_SCPI_PROTOCOL
23 struct scpi_opp_entry {
29 struct scpi_opp_entry *opp;
30 u32 latency; /* in usecs */
34 unsigned long scpi_clk_get_val(u16 clk_id);
35 int scpi_clk_set_val(u16 clk_id, unsigned long rate);
36 int scpi_dvfs_get_idx(u8 domain);
37 int scpi_dvfs_set_idx(u8 domain, u8 idx);
38 struct scpi_opp *scpi_dvfs_get_opps(u8 domain);
39 int scpi_get_sensor(char *name);
40 int scpi_get_sensor_value(u16 sensor, u32 *val);
41 int scpi_sys_set_jtagmux_on_off(u32 en);
42 int scpi_sys_set_mcu_state_suspend(void);
43 int scpi_sys_set_mcu_state_resume(void);
45 int scpi_ddr_init(u32 dram_speed_bin, u32 freq, u32 lcdc_type,
47 int scpi_ddr_set_clk_rate(u32 rate, u32 lcdc_type);
48 int scpi_ddr_send_timing(u32 *p, u32 size);
49 int scpi_ddr_round_rate(u32 m_hz);
50 int scpi_ddr_set_auto_self_refresh(u32 en);
51 int scpi_ddr_bandwidth_get(struct ddr_bw_info *ddr_bw_ch0,
52 struct ddr_bw_info *ddr_bw_ch1);
53 int scpi_ddr_get_clk_rate(void);
54 int scpi_thermal_get_temperature(void);
55 int scpi_thermal_set_clk_cycle(u32 cycle);
57 static inline unsigned long scpi_clk_get_val(u16 clk_id)
62 static inline int scpi_clk_set_val(u16 clk_id, unsigned long rate)
67 static inline int scpi_dvfs_get_idx(u8 domain)
72 static inline int scpi_dvfs_set_idx(u8 domain, u8 idx)
77 static inline struct scpi_opp *scpi_dvfs_get_opps(u8 domain)
79 return ERR_PTR(-EPERM);
82 static inline int scpi_get_sensor(char *name)
87 static inline int scpi_get_sensor_value(u16 sensor, u32 *val)
92 static int scpi_sys_set_jtagmux_on_off(u32 en)
97 static inline int scpi_sys_set_mcu_state_suspend(void)
102 static inline int scpi_sys_set_mcu_state_resume(void)
107 static inline int scpi_ddr_init(u32 dram_speed_bin, u32 freq, u32 lcdc_type,
113 static inline int scpi_ddr_set_clk_rate(u32 rate, u32 lcdc_type)
118 static inline int scpi_ddr_send_timing(u32 *p, u32 size)
123 static inline int scpi_ddr_round_rate(u32 m_hz)
128 static inline int scpi_ddr_set_auto_self_refresh(u32 en)
133 static inline int scpi_ddr_bandwidth_get(struct ddr_bw_info *ddr_bw_ch0,
134 struct ddr_bw_info *ddr_bw_ch1)
139 static inline int scpi_ddr_get_clk_rate(void)
144 static inline int scpi_thermal_get_temperature(void)
149 static inline int scpi_thermal_set_clk_cycle(u32 cycle)