From b4768ed2ddbbc4be8ee5d65e1b44b0cc63fccb4a Mon Sep 17 00:00:00 2001 From: Jeremy Soller Date: Thu, 16 May 2024 09:33:53 -0600 Subject: [PATCH] Add lemp13-b --- src/board/system76/lemp13-b/board.c | 25 ++ src/board/system76/lemp13-b/board.mk | 44 +++ src/board/system76/lemp13-b/gpio.c | 264 ++++++++++++++++++ .../system76/lemp13-b/include/board/gpio.h | 49 ++++ 4 files changed, 382 insertions(+) create mode 100644 src/board/system76/lemp13-b/board.c create mode 100644 src/board/system76/lemp13-b/board.mk create mode 100644 src/board/system76/lemp13-b/gpio.c create mode 100644 src/board/system76/lemp13-b/include/board/gpio.h diff --git a/src/board/system76/lemp13-b/board.c b/src/board/system76/lemp13-b/board.c new file mode 100644 index 0000000..2cb8a23 --- /dev/null +++ b/src/board/system76/lemp13-b/board.c @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: GPL-3.0-only + +#include +#include +#include +#include +#include + +void board_init(void) { + espi_init(); + + // Make sure charger is in off state, also enables PSYS + battery_charger_disable(); + + // Allow backlight to be turned on + gpio_set(&BKL_EN, true); + // Enable camera + gpio_set(&CCD_EN, true); +} + +void board_event(void) { + espi_event(); + + ec_read_post_codes(); +} diff --git a/src/board/system76/lemp13-b/board.mk b/src/board/system76/lemp13-b/board.mk new file mode 100644 index 0000000..b62b580 --- /dev/null +++ b/src/board/system76/lemp13-b/board.mk @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: GPL-3.0-only + +board-y += board.c +board-y += gpio.c + +EC=ite +CONFIG_EC_ITE_IT5570E=y +CONFIG_EC_FLASH_SIZE_256K = y + +# Enable eSPI +CONFIG_BUS_ESPI=y +CONFIG_PECI_OVER_ESPI = y + +# Enable firmware security +CONFIG_SECURITY=y + +# Include keyboard +KEYBOARD=14in_83 + +# Set keyboard LED mechanism +CONFIG_HAVE_KBLED = y +KBLED=white_dac +CFLAGS+=-DKBLED_DAC=2 + +# Set touchpad PS2 bus +CFLAGS+=-DPS2_TOUCHPAD=PS2_3 + +# Set smart charger parameters +CHARGER=oz26786 +CFLAGS+=-DI2C_SMBUS=I2C_4 +CFLAGS+=\ + -DCHARGER_ADAPTER_RSENSE=5 \ + -DCHARGER_BATTERY_RSENSE=10 \ + -DCHARGER_CHARGE_CURRENT=1536 \ + -DCHARGER_CHARGE_VOLTAGE=17600 \ + -DCHARGER_INPUT_CURRENT=3420 + +# Set CPU power limits in watts +CFLAGS+=\ + -DPOWER_LIMIT_AC=65 \ + -DPOWER_LIMIT_DC=45 + +# Add system76 common code +include src/board/system76/common/common.mk diff --git a/src/board/system76/lemp13-b/gpio.c b/src/board/system76/lemp13-b/gpio.c new file mode 100644 index 0000000..3d0ba62 --- /dev/null +++ b/src/board/system76/lemp13-b/gpio.c @@ -0,0 +1,264 @@ +// SPDX-License-Identifier: GPL-3.0-only + +#include +#include + +// clang-format off +struct Gpio __code ACIN_N = GPIO(B, 0); +struct Gpio __code AC_PRESENT = GPIO(A, 4); +struct Gpio __code ALL_SYS_PWRGD = GPIO(C, 0); +struct Gpio __code BKL_EN = GPIO(C, 7); +struct Gpio __code BUF_PLT_RST_N = GPIO(D, 2); // renamed to ESPI_RESET# +struct Gpio __code CCD_EN = GPIO(D, 1); +struct Gpio __code CPU_C10_GATE_N = GPIO(F, 7); +struct Gpio __code DD_ON = GPIO(E, 4); +struct Gpio __code EC_EN = GPIO(B, 6); // renamed to SUSBC_EC# +struct Gpio __code EC_RSMRST_N = GPIO(E, 5); +struct Gpio __code LED_ACIN = GPIO(H, 2); +struct Gpio __code LED_PWR = GPIO(D, 4); +struct Gpio __code LID_SW_N = GPIO(B, 1); +struct Gpio __code ME_WE = GPIO(D, 7); +struct Gpio __code PCH_PWROK_EC = GPIO(F, 3); +struct Gpio __code PD_EN = GPIO(D, 0); // renamed to PD_POWER_EN +struct Gpio __code PWR_BTN_N = GPIO(D, 5); +struct Gpio __code PWR_SW_N = GPIO(B, 3); +struct Gpio __code SLP_S0_N = GPIO(B, 5); +struct Gpio __code SUSB_N_PCH = GPIO(H, 0); +struct Gpio __code SUSC_N_PCH = GPIO(H, 1); +struct Gpio __code VA_EC_EN = GPIO(J, 4); +struct Gpio __code WLAN_PWR_EN = GPIO(A, 3); +struct Gpio __code XLP_OUT = GPIO(B, 4); +// clang-format on + +void gpio_init(void) { + // Enable LPC reset on GPD2 + GCR = 0b10 << 1; + // Disable PECI + GCR2 = 0; + // Disable UARTs + GCR6 = 0; + // PWRSW WDT 2 Enable 1 + GCR8 = BIT(4); + // PWRSW WDT 2 Enable 2 + GCR9 = BIT(5); + // PWRSW counter 12 seconds + GCR10 = BIT(1); + // Enable SMBus channel 4 + GCR15 = BIT(4); + // Set GPB5 and GPD2 to 1.8V + GCR19 = BIT(7) | BIT(0); + // Set GPD3 to 1.8V, GPF2 and GPF3 to 3.3V + GCR20 = BIT(7); + // Set GPF7, GPH0, and GPH1 to 1.8V + GCR21 = BIT(5) | BIT(2) | BIT(1); + // Not documented + GCR22 = BIT(7); + // Set GPM6 power domain to VCC + GCR23 = BIT(0); + + // Set GPIO data + GPDRA = 0; + // XLP_OUT + GPDRB = BIT(4); + GPDRC = 0; + // PWR_BTN# + GPDRD = BIT(5); + // USB_PWR_EN + GPDRE = BIT(3); + // H_PECI + GPDRF = BIT(6); + // H_PROCHOT_EC + GPDRG = BIT(6); + GPDRH = 0; + GPDRI = 0; + // KBC_MUTE# + GPDRJ = BIT(1); + GPDRM = 0; + + // Set GPIO control + + // EC_PWM_LEDKB_P + GPCRA0 = GPIO_OUT; + // KBC_BEEP + GPCRA1 = GPIO_IN; + // CPU_FAN + GPCRA2 = GPIO_ALT; + // WLAN_PWR_EN + GPCRA3 = GPIO_OUT; + // AC_PRESENT_EC + GPCRA4 = GPIO_OUT; + // EC_PWM_LEDKB_R + GPCRA5 = GPIO_ALT; + // EC_PWM_LEDKB_G + GPCRA6 = GPIO_ALT; + // TBTA_VBUS_2_EN# + GPCRA7 = GPIO_IN; + + // AC_IN# + GPCRB0 = GPIO_IN | GPIO_UP; + // LID_SW# + GPCRB1 = GPIO_IN | GPIO_UP; + // PCIE_WAKE# + GPCRB2 = GPIO_IN; + // PWR_SW# + GPCRB3 = GPIO_IN; + // XLP_OUT + GPCRB4 = GPIO_OUT; + // SLP_S0# + GPCRB5 = GPIO_IN; + // SUSBC_EC# + GPCRB6 = GPIO_OUT; + // Does not exist + GPCRB7 = GPIO_IN; + + // ALL_SYS_PWRGD + GPCRC0 = GPIO_IN; + // SMB_CLK_EC + GPCRC1 = GPIO_ALT | GPIO_UP; + // SMB_DATA_EC + GPCRC2 = GPIO_ALT | GPIO_UP; + // KB-SO16 + GPCRC3 = GPIO_ALT | GPIO_UP; + // CNVI_DET# + GPCRC4 = GPIO_IN | GPIO_UP; + // KB-SO17 + GPCRC5 = GPIO_ALT | GPIO_UP; + // TMRI1-TEST + GPCRC6 = GPIO_IN; + // BKL_EN + GPCRC7 = GPIO_OUT; + + // PD_POWER_EN + GPCRD0 = GPIO_OUT; + // CCD_EN + GPCRD1 = GPIO_OUT; + // ESPI_RESET# + GPCRD2 = GPIO_ALT; + // SLP_A# + GPCRD3 = GPIO_IN; + // LED_PWR + GPCRD4 = GPIO_OUT; + // EC_PWR_BTN# + GPCRD5 = GPIO_OUT; + // CPU_FANSEN + GPCRD6 = GPIO_ALT | GPIO_DOWN; + // EC_ME_WE + GPCRD7 = GPIO_OUT; + + // SMC_BAT + GPCRE0 = GPIO_ALT | GPIO_UP; + // GPE1_TEST + GPCRE1 = GPIO_IN; + // ACE_I2C_IRQ2Z + GPCRE2 = GPIO_IN; + // USB_PWR_EN + GPCRE3 = GPIO_OUT; + // DD_ON + GPCRE4 = GPIO_OUT; + // EC_RSMRST# + GPCRE5 = GPIO_OUT; + // JACK_IN#_EC + GPCRE6 = GPIO_IN; + // SMD_BAT + GPCRE7 = GPIO_ALT | GPIO_UP; + + // 80CLK + GPCRF0 = GPIO_OUT; + // USB_CHARGE_EN + GPCRF1 = GPIO_OUT; + // 3IN1 + GPCRF2 = GPIO_OUT; + // PCH_PWROK_EC + GPCRF3 = GPIO_OUT; + // TP_CLK + GPCRF4 = GPIO_ALT | GPIO_UP; + // TP_DATA + GPCRF5 = GPIO_ALT | GPIO_UP; + // H_PECI + GPCRF6 = GPIO_ALT; + // CPU_C10_GATE# + GPCRF7 = GPIO_IN; + + // 10k pull-down + GPCRG0 = GPIO_IN; + // WLAN_EN + GPCRG1 = GPIO_IN; + // Pull up to VDD3 + GPCRG2 = GPIO_IN; + // ALSPI_CE# + GPCRG3 = GPIO_ALT; + // ALSPI_MSI + GPCRG4 = GPIO_ALT; + // ALSPI_MSO + GPCRG5 = GPIO_ALT; + // H_PROCHOT_EC + GPCRG6 = GPIO_OUT; + // ALSPI_SCLK + GPCRG7 = GPIO_ALT; + + // SUSB#_PCH + GPCRH0 = GPIO_IN; + // SUSC#_PCH + GPCRH1 = GPIO_IN; + // LED_ACIN + GPCRH2 = GPIO_OUT; + // 3G_EN + GPCRH3 = GPIO_OUT; + // 3G_PWR_EN + GPCRH4 = GPIO_OUT; + // TBTA_VBUS_1_EN# + GPCRH5 = GPIO_IN; + // Not connected + GPCRH6 = GPIO_IN; + // Not connected + GPCRH7 = GPIO_IN; + + // BAT_DET + GPCRI0 = GPIO_ALT; + // BAT_VOLT + GPCRI1 = GPIO_ALT; + // RGBKB-DET# + GPCRI2 = GPIO_IN | GPIO_UP; + // THERM_VOLT_CPU_1 + GPCRI3 = GPIO_ALT; + // TOTAL_CUR + GPCRI4 = GPIO_ALT; + // Not connected + GPCRI5 = GPIO_IN; + // THERM_VOLT_CPU_2 + GPCRI6 = GPIO_ALT; + // MODEL_ID + GPCRI7 = GPIO_IN; + + // SINK_CTRL_EC_1 + GPCRJ0 = GPIO_IN; + // KBC_MUTE# + GPCRJ1 = GPIO_OUT; + // KBLIGHT_ADJ + GPCRJ2 = GPIO_ALT; + // SINK_CTRL_EC_2 + GPCRJ3 = GPIO_IN; + // VA_EC_EN + GPCRJ4 = GPIO_OUT; + // VBATT_BOOST# + GPCRJ5 = GPIO_IN; + // EC_GPIO + GPCRJ6 = GPIO_OUT; + // LEDKB_DET# + GPCRJ7 = GPIO_IN | GPIO_UP; + + // ESPI_IO0_EC + GPCRM0 = GPIO_ALT | GPIO_UP | GPIO_DOWN; + // ESPI_IO1_EC + GPCRM1 = GPIO_ALT | GPIO_UP | GPIO_DOWN; + // ESPI_IO2_EC + GPCRM2 = GPIO_ALT | GPIO_UP | GPIO_DOWN; + // ESPI_IO3_EC + GPCRM3 = GPIO_ALT | GPIO_UP | GPIO_DOWN; + // ESPI_CLK_EC + GPCRM4 = GPIO_ALT | GPIO_UP | GPIO_DOWN; + // ESPI_CS_EC# + GPCRM5 = GPIO_ALT; + // ESPI_ALRT0# + GPCRM6 = GPIO_IN | GPIO_UP | GPIO_DOWN; +} diff --git a/src/board/system76/lemp13-b/include/board/gpio.h b/src/board/system76/lemp13-b/include/board/gpio.h new file mode 100644 index 0000000..ce8d08d --- /dev/null +++ b/src/board/system76/lemp13-b/include/board/gpio.h @@ -0,0 +1,49 @@ +// SPDX-License-Identifier: GPL-3.0-only + +#ifndef _BOARD_GPIO_H +#define _BOARD_GPIO_H + +#include + +void gpio_init(void); + +// clang-format off +extern struct Gpio __code ACIN_N; +extern struct Gpio __code AC_PRESENT; +extern struct Gpio __code ALL_SYS_PWRGD; +extern struct Gpio __code BKL_EN; +#define HAVE_BT_EN 0 +extern struct Gpio __code BUF_PLT_RST_N; +extern struct Gpio __code CCD_EN; +extern struct Gpio __code CPU_C10_GATE_N; +extern struct Gpio __code DD_ON; +extern struct Gpio __code EC_EN; +extern struct Gpio __code EC_RSMRST_N; +#define HAVE_LAN_WAKEUP_N 0 +extern struct Gpio __code LED_ACIN; +#define HAVE_LED_AIRPLANE_N 0 +#define HAVE_LED_BAT_CHG 0 +#define HAVE_LED_BAT_FULL 0 +extern struct Gpio __code LED_PWR; +extern struct Gpio __code LID_SW_N; +extern struct Gpio __code ME_WE; +#define HAVE_PCH_DPWROK_EC 0 +extern struct Gpio __code PCH_PWROK_EC; +#define HAVE_PD_EN 1 +extern struct Gpio __code PD_EN; +#define HAVE_PM_PWROK 0 +extern struct Gpio __code PWR_BTN_N; +extern struct Gpio __code PWR_SW_N; +extern struct Gpio __code SLP_S0_N; +#define HAVE_SLP_SUS_N 0 +extern struct Gpio __code SUSB_N_PCH; +extern struct Gpio __code SUSC_N_PCH; +#define HAVE_SUSWARN_N 0 +#define HAVE_SUS_PWR_ACK 0 +extern struct Gpio __code VA_EC_EN; +#define HAVE_WLAN_EN 0 +extern struct Gpio __code WLAN_PWR_EN; +extern struct Gpio __code XLP_OUT; +// clang-format on + +#endif // _BOARD_GPIO_H