xref: /aosp_15_r20/external/coreboot/src/mainboard/google/geralt/panel_geralt.c (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <soc/i2c.h>
4 
5 #include "gpio.h"
6 #include "panel.h"
7 
8 #define PMIC_TPS65132_I2C	I2C3
9 
power_on_mipi_boe_tv110c9m_ll0(void)10 static void power_on_mipi_boe_tv110c9m_ll0(void)
11 {
12 	const struct tps65132s_reg_setting reg_settings[] = {
13 		{ PMIC_TPS65132_VPOS, 0x11, 0x1f },
14 		{ PMIC_TPS65132_VNEG, 0x11, 0x1f },
15 		{ PMIC_TPS65132_DLYX, 0x95, 0xff },
16 		{ PMIC_TPS65132_ASSDD, 0x5b, 0xff },
17 	};
18 	const struct tps65132s_cfg cfg = {
19 		.i2c_bus = PMIC_TPS65132_I2C,
20 		.en = GPIO_EN_PPVAR_MIPI_DISP,
21 		.sync = GPIO_EN_PPVAR_MIPI_DISP_150MA,
22 		.settings = reg_settings,
23 		.setting_counts = ARRAY_SIZE(reg_settings),
24 	};
25 	power_on_mipi_panel(&cfg);
26 }
27 
28 static struct panel_description panels[] = {
29 	[1] = {
30 		.name = "BOE_TV110C9M_LL0",
31 		.power_on = power_on_mipi_boe_tv110c9m_ll0,
32 		.configure_backlight = configure_mipi_pwm_backlight,
33 		.orientation = LB_FB_ORIENTATION_BOTTOM_UP,
34 		.disp_path = DISP_PATH_MIPI,
35 		.pwm_ctrl_gpio = true,
36 	},
37 };
38 
get_panel_description(uint32_t panel_id)39 struct panel_description *get_panel_description(uint32_t panel_id)
40 {
41 	/* Only PANEL_ID_LOW_CHANNEL value is valid for the reference board. */
42 	uint32_t id = panel_id & 0xF;
43 
44 	if (id >= ARRAY_SIZE(panels))
45 		return NULL;
46 
47 	return &panels[id];
48 }
49