diff options
Diffstat (limited to 'src/mainboard/google/gru')
| -rw-r--r-- | src/mainboard/google/gru/Kconfig | 10 | ||||
| -rw-r--r-- | src/mainboard/google/gru/board.h | 8 | ||||
| -rw-r--r-- | src/mainboard/google/gru/mainboard.c | 5 | ||||
| -rw-r--r-- | src/mainboard/google/gru/pwm_regulator.c | 9 | ||||
| -rw-r--r-- | src/mainboard/google/gru/romstage.c | 8 |
5 files changed, 30 insertions, 10 deletions
diff --git a/src/mainboard/google/gru/Kconfig b/src/mainboard/google/gru/Kconfig index b66dab48df..5eb35d49a5 100644 --- a/src/mainboard/google/gru/Kconfig +++ b/src/mainboard/google/gru/Kconfig @@ -25,6 +25,16 @@ config GRU_HAS_TPM2 default n if BOARD_GOOGLE_KEVIN default y +config GRU_HAS_CENTERLOG_PWM + bool + default y if BOARD_GOOGLE_GRU || BOARD_GOOGLE_KEVIN || BOARD_GOOGLE_BOB + default n + +config GRU_HAS_WLAN_RESET + bool + default y if BOARD_GOOGLE_GRU || BOARD_GOOGLE_KEVIN || BOARD_GOOGLE_BOB + default n + config BOARD_SPECIFIC_OPTIONS def_bool y select BOARD_ID_AUTO diff --git a/src/mainboard/google/gru/board.h b/src/mainboard/google/gru/board.h index f240dcf0ab..cc7581da65 100644 --- a/src/mainboard/google/gru/board.h +++ b/src/mainboard/google/gru/board.h @@ -33,7 +33,6 @@ #define GPIO_P30V_EN dead_code_t(gpio_t, "PP3000 doesn't exist on Scarlet") #define GPIO_TP_RST_L dead_code_t(gpio_t, "don't need TP_RST_L on Scarlet") #define GPIO_TPM_IRQ GPIO(1, C, 1) -#define GPIO_WLAN_RST_L dead_code_t(gpio_t, "no WLAN reset on Scarlet in FW") #define GPIO_WP GPIO(0, B, 5) #else #define GPIO_BACKLIGHT GPIO(1, C, 1) @@ -44,10 +43,15 @@ #define GPIO_P30V_EN GPIO(0, B, 4) #define GPIO_TP_RST_L GPIO(3, B, 4) /* may also be an I2C pull-up enable */ #define GPIO_TPM_IRQ GPIO(0, A, 5) -#define GPIO_WLAN_RST_L GPIO(1, B, 3) #define GPIO_WP GPIO(1, C, 2) #endif +#if IS_ENABLED(CONFIG_GRU_HAS_WLAN_RESET) +#define GPIO_WLAN_RST_L GPIO(1, B, 3) +#else +#define GPIO_WLAN_RST_L dead_code_t(gpio_t, "no WLAN reset on this board in FW") +#endif + void setup_chromeos_gpios(void); #endif /* ! __COREBOOT_SRC_MAINBOARD_GOOGLE_GRU_BOARD_H */ diff --git a/src/mainboard/google/gru/mainboard.c b/src/mainboard/google/gru/mainboard.c index 77c185cb3d..df3df4fcae 100644 --- a/src/mainboard/google/gru/mainboard.c +++ b/src/mainboard/google/gru/mainboard.c @@ -44,7 +44,7 @@ static void configure_touchpad(void) /* * Wifi's PDN/RST line is pulled down by its (unpowered) voltage rails, but * this reset pin is pulled up by default. Let's drive it low as early as we - * can. Scarlet uses a different WiFi chip that doesn't have this pin anymore. + * can. This only applies to boards with Marvell 8997 WiFi. */ static void assert_wifi_reset(void) { @@ -349,8 +349,9 @@ static void mainboard_init(device_t dev) if (display_init_required()) configure_display(); setup_usb(0); + if (IS_ENABLED(CONFIG_GRU_HAS_WLAN_RESET)) + assert_wifi_reset(); if (!IS_ENABLED(CONFIG_BOARD_GOOGLE_SCARLET)) { - assert_wifi_reset(); /* Scarlet: no WIFI_PD# line */ configure_touchpad(); /* Scarlet: works differently */ setup_usb(1); /* Scarlet: only one USB port */ register_gpio_suspend(); /* Scarlet: all EC-controlled */ diff --git a/src/mainboard/google/gru/pwm_regulator.c b/src/mainboard/google/gru/pwm_regulator.c index 3ee74a4426..6a9f1714e8 100644 --- a/src/mainboard/google/gru/pwm_regulator.c +++ b/src/mainboard/google/gru/pwm_regulator.c @@ -40,7 +40,7 @@ int kevin6_pwm_design_voltage[][2] = { [PWM_REGULATOR_CENTERLOG] = {8001, 10497} }; -/* Applies for Gru rev2+ and Bob. */ +/* Applies for Gru rev2+, Bob, and Nefario. */ int pwm_design_voltage[][2] = { [PWM_REGULATOR_GPU] = {7864, 12177}, [PWM_REGULATOR_BIG] = {8001, 13022}, @@ -58,12 +58,15 @@ int scarlet_pwm_design_voltage[][2] = { int pwm_enum_to_pwm_number[] = { [PWM_REGULATOR_GPU] = 0, [PWM_REGULATOR_LIT] = 2, +#if IS_ENABLED(CONFIG_GRU_HAS_CENTERLOG_PWM) + [PWM_REGULATOR_CENTERLOG] = 3, +#else + [PWM_REGULATOR_CENTERLOG] = -1, +#endif #if IS_ENABLED(CONFIG_BOARD_GOOGLE_SCARLET) [PWM_REGULATOR_BIG] = 3, - [PWM_REGULATOR_CENTERLOG] = -1, /* fixed regulator on Scarlet */ #else [PWM_REGULATOR_BIG] = 1, - [PWM_REGULATOR_CENTERLOG] = 3, #endif }; diff --git a/src/mainboard/google/gru/romstage.c b/src/mainboard/google/gru/romstage.c index bde61b28aa..9f938f3eb2 100644 --- a/src/mainboard/google/gru/romstage.c +++ b/src/mainboard/google/gru/romstage.c @@ -41,11 +41,13 @@ static void init_dvs_outputs(void) pwm_regulator_configure(PWM_REGULATOR_GPU, 900); pwm_regulator_configure(PWM_REGULATOR_BIG, 900); - /* Kevin's logic rail has some ripple, so up the voltage a bit. Scarlet - uses a fixed 900mV regulator for centerlogic. */ + /* + * Kevin's logic rail has some ripple, so up the voltage a bit. Newer + * boards use a fixed 900mV regulator for centerlogic. + */ if (IS_ENABLED(CONFIG_BOARD_GOOGLE_KEVIN)) pwm_regulator_configure(PWM_REGULATOR_CENTERLOG, 925); - else if (!IS_ENABLED(CONFIG_BOARD_GOOGLE_SCARLET)) + else if (IS_ENABLED(CONFIG_GRU_HAS_CENTERLOG_PWM)) pwm_regulator_configure(PWM_REGULATOR_CENTERLOG, 900); /* Allow time for the regulators to settle */ |