| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #ifndef _SOC_INTEL_BROADWELL_CHIP_H_ |
| #define _SOC_INTEL_BROADWELL_CHIP_H_ |
| |
| #include <drivers/intel/gma/i915.h> |
| #include <stdint.h> |
| |
| struct soc_intel_broadwell_config { |
| /* |
| * Digital Port Hotplug Enable: |
| * 0x04 = Enabled, 2ms short pulse |
| * 0x05 = Enabled, 4.5ms short pulse |
| * 0x06 = Enabled, 6ms short pulse |
| * 0x07 = Enabled, 100ms short pulse |
| */ |
| u8 gpu_dp_b_hotplug; |
| u8 gpu_dp_c_hotplug; |
| u8 gpu_dp_d_hotplug; |
| |
| /* Panel power sequence timings */ |
| u16 gpu_panel_power_cycle_delay_ms; |
| u16 gpu_panel_power_up_delay_ms; |
| u16 gpu_panel_power_down_delay_ms; |
| u16 gpu_panel_power_backlight_on_delay_ms; |
| u16 gpu_panel_power_backlight_off_delay_ms; |
| |
| /* Panel backlight settings */ |
| unsigned int gpu_pch_backlight_pwm_hz; |
| enum { |
| GPU_BACKLIGHT_POLARITY_HIGH = 0, |
| GPU_BACKLIGHT_POLARITY_LOW, |
| } gpu_pch_backlight_polarity; |
| |
| /* |
| * Graphics CD Clock Frequency |
| * 0 = 337.5MHz |
| * 1 = 450MHz |
| * 2 = 540MHz |
| * 3 = 675MHz |
| */ |
| int cdclk; |
| |
| struct i915_gpu_controller_info gfx; |
| |
| /* |
| * Minimum voltage for C6/C7 state: |
| * 0x67 = 1.6V (full swing) |
| * ... |
| * 0x79 = 1.7V |
| * ... |
| * 0x83 = 1.8V (no swing) |
| */ |
| int vr_cpu_min_vid; |
| |
| /* |
| * Set slow VR ramp rate on C-state exit: |
| * 0 = Fast VR ramp rate / 2 |
| * 1 = Fast VR ramp rate / 4 |
| * 2 = Fast VR ramp rate / 8 |
| * 3 = Fast VR ramp rate / 16 |
| */ |
| int vr_slow_ramp_rate_set; |
| |
| /* Enable slow VR ramp rate */ |
| int vr_slow_ramp_rate_enable; |
| |
| /* Enable S0iX support */ |
| int s0ix_enable; |
| |
| /* TCC activation offset */ |
| uint32_t tcc_offset; |
| }; |
| |
| typedef struct soc_intel_broadwell_config config_t; |
| |
| #endif |