diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/oak/mainboard.c | 70 |
1 files changed, 17 insertions, 53 deletions
diff --git a/src/mainboard/google/oak/mainboard.c b/src/mainboard/google/oak/mainboard.c index 192f4b3132..4208730d67 100644 --- a/src/mainboard/google/oak/mainboard.c +++ b/src/mainboard/google/oak/mainboard.c @@ -22,8 +22,9 @@ #include <elog.h> #include <gpio.h> -#include <soc/bl31_plat_params.h> +#include <soc/da9212.h> #include <soc/i2c.h> +#include <soc/mt6311.h> #include <soc/mt6391.h> #include <soc/mtcmos.h> #include <soc/pinmux.h> @@ -31,67 +32,30 @@ #include <soc/usb.h> #include <vendorcode/google/chromeos/chromeos.h> -static void register_da9212_to_bl31(void) -{ -#if IS_ENABLED(CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE) - static struct bl31_da9212_param param_da9212 = { - .h = { - .type = PARAM_CLUSTER1_DA9212, - }, - .i2c_bus = 1, - .ic_en = { - .type = PARAM_GPIO_MT6391, - .polarity = PARAM_GPIO_ACTIVE_HIGH, - .index = MT6391_KP_ROW3, - }, - .en_a = { - .type = PARAM_GPIO_MT6391, - .polarity = PARAM_GPIO_ACTIVE_HIGH, - .index = MT6391_KP_ROW4, - }, - .en_b = { - .type = PARAM_GPIO_NONE, - }, - }; - if (board_id() == 2) { - param_da9212.ic_en.type = PARAM_GPIO_SOC; - param_da9212.ic_en.index = PAD_UCTS2; - } - register_bl31_param(¶m_da9212.h); - - /* Init i2c bus Timing register for da9212 */ - mtk_i2c_bus_init(param_da9212.i2c_bus); -#endif -} +enum { + CODEC_I2C_BUS = 0, + EXT_BUCK_I2C_BUS = 1, +}; -static void register_mt6311_to_bl31(void) +static void configure_ext_buck(void) { -#if IS_ENABLED(CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE) - static struct bl31_mt6311_param param_mt6311 = { - .h = { - .type = PARAM_CLUSTER1_MT6311, - }, - .i2c_bus = 1, - }; - register_bl31_param(¶m_mt6311.h); - - /* Init i2c bus Timing register for mt6311 */ - mtk_i2c_bus_init(param_mt6311.i2c_bus); -#endif -} + mtk_i2c_bus_init(EXT_BUCK_I2C_BUS); -static void configure_bl31(void) -{ switch (board_id()) { case 3: case 4: /* rev-3 and rev-4 use mt6311 as external buck */ - register_mt6311_to_bl31(); + gpio_output(PAD_EINT15, 1); + udelay(500); + mt6311_probe(EXT_BUCK_I2C_BUS); break; case 2: default: /* rev-2 and rev-5 use da9212 as external buck */ - register_da9212_to_bl31(); + mt6391_gpio_output(MT6391_KP_ROW3, 1); /* DA9212_IC_EN */ + mt6391_gpio_output(MT6391_KP_ROW4, 1); /* DA9212_EN_A */ + udelay(500); /* add 500us delay for powering on da9212 */ + da9212_probe(EXT_BUCK_I2C_BUS); break; } } @@ -125,7 +89,7 @@ static void configure_audio(void) mt6391_gpio_output(MT6391_KP_COL5, 1); /* Init i2c bus Timing register for audio codecs */ - mtk_i2c_bus_init(0); + mtk_i2c_bus_init(CODEC_I2C_BUS); /* set I2S clock to 48KHz */ mt_pll_set_aud_div(48 * KHz); @@ -197,7 +161,7 @@ static void mainboard_init(device_t dev) configure_backlight(); configure_usb(); configure_usb_hub(); - configure_bl31(); + configure_ext_buck(); elog_init(); elog_add_boot_reason(); |