darp11

src/board/system76/darp11-b/board.c

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+// SPDX-License-Identifier: GPL-3.0-only
+
+#include <board/board.h>
+#include <board/battery.h>
+#include <board/gpio.h>
+#include <board/espi.h>
+#include <ec/ec.h>
+
+void board_init(void) {
+    espi_init();
+    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();
+}

src/board/system76/darp11-b/board.mk

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+# 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
+
+# Intel-based host
+CONFIG_PLATFORM_INTEL = y
+CONFIG_BUS_ESPI = y
+
+# Enable firmware security
+CONFIG_SECURITY = y
+
+# Keyboard configuration
+KEYBOARD = 14in_83
+KEYMAP = darp10-b
+CONFIG_HAVE_KBLED = y
+KBLED = white_dac
+CFLAGS += -DKBLED_DAC=2
+
+
+# Set battery I2C bus
+CFLAGS += -DI2C_SMBUS=I2C_4
+
+# Set touchpad PS2 bus
+CFLAGS += -DPS2_TOUCHPAD=PS2_3
+
+# Set smart charger parameters
+CHARGER = oz26786
+CFLAGS += \
+	-DCHARGER_ADAPTER_RSENSE=5 \
+	-DCHARGER_BATTERY_RSENSE=10 \
+	-DCHARGER_CHARGE_CURRENT=1536 \
+	-DCHARGER_CHARGE_VOLTAGE=17600 \
+	-DCHARGER_INPUT_CURRENT=4740
+
+# Set CPU power limits in watts
+CFLAGS += \
+	-DPOWER_LIMIT_AC=65 \
+	-DPOWER_LIMIT_DC=45
+
+# Fan configs
+CFLAGS += -DFAN1_PWM=DCR2
+CFLAGS += -DFAN1_PWM_MIN=27
+CFLAGS += -DBOARD_FAN1_POINTS="\
+	FAN_POINT(48, 27), \
+	FAN_POINT(52, 27), \
+	FAN_POINT(56, 33), \
+	FAN_POINT(60, 37), \
+	FAN_POINT(75, 53), \
+	FAN_POINT(83, 65), \
+	FAN_POINT(87, 75), \
+	FAN_POINT(89, 77), \
+"
+
+CFLAGS += -DFAN2_PWM=DCR3
+CFLAGS += -DFAN2_PWM_MIN=27
+CFLAGS += -DBOARD_FAN2_POINTS="\
+	FAN_POINT(48, 27), \
+	FAN_POINT(52, 27), \
+	FAN_POINT(56, 33), \
+	FAN_POINT(60, 37), \
+	FAN_POINT(75, 53), \
+	FAN_POINT(83, 65), \
+	FAN_POINT(87, 75), \
+	FAN_POINT(89, 77), \
+"
+
+# Add common code
+include src/board/system76/common/common.mk

src/board/system76/darp11-b/gpio.c

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+// SPDX-License-Identifier: GPL-3.0-only
+
+#include <board/gpio.h>
+#include <common/macro.h>
+
+// uncrustify:off
+struct Gpio __code ACIN_N =         GPIO(B, 0);
+struct Gpio __code AC_PRESENT =     GPIO(F, 7);
+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 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 LAN_WAKEUP_N =   GPIO(B, 2);
+struct Gpio __code LED_ACIN =       GPIO(H, 2);
+struct Gpio __code LED_BAT_CHG =    GPIO(H, 5);
+struct Gpio __code LED_BAT_FULL =   GPIO(J, 0);
+struct Gpio __code LED_PWR =        GPIO(D, 0);
+struct Gpio __code LID_SW_N =       GPIO(B, 1);
+struct Gpio __code ME_WE =          GPIO(E, 6);
+struct Gpio __code PCH_PWROK_EC =   GPIO(F, 3);
+struct Gpio __code PD_EN =          GPIO(D, 4); // 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 RGBKB_DET_N =    GPIO(I, 2);
+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(E, 1);
+struct Gpio __code XLP_OUT =        GPIO(B, 4);
+// uncrustify:on
+
+static const struct GpioInit __code gpio_cfg_init[] = {
+    // General control
+    { &GCR9, BIT(5) }, // PWRSW WDT 2 Enable 2
+    { &GCR8, BIT(4) }, // PWRSW WDT 2 Enable 1
+    { &GCR, 0b10 << 1 }, // Enable LPC reset on GPD2
+    { &GCR6, 0 }, // Disable UARTs
+    { &GCR15, BIT(4) }, // Enable SMBus channel 4
+    { &GCR19, BIT(7) | BIT(0) }, // Set GPB5 and GPD2 to 1.8V
+    { &GCR20, BIT(7) }, // Set GPD3 to 1.8V, GPF2 and GPF3 to 3.3V
+    { &GCR21, BIT(5) | BIT(2) | BIT(1) }, // Set GPF7, GPH0, and GPH1 to 1.8V
+    { &GCR22, BIT(7) },
+    { &GCR23, BIT(0) }, // Set GPM6 power domain to VCC
+
+    // Port data
+    { &GPDRA, 0 },
+    { &GPDRB, BIT(4) | BIT(3) }, // XLP_OUT, PWR_SW#
+    { &GPDRC, 0 },
+    { &GPDRD, BIT(5) }, // PWR_BTN#
+    { &GPDRE, BIT(3) }, // USB_PWR_EN
+    { &GPDRF, BIT(6) }, // H_PECI
+    { &GPDRG, BIT(6) }, // H_PROCHOT_EC
+    { &GPDRH, 0 },
+    { &GPDRI, 0 },
+    { &GPDRJ, BIT(1) }, // KBC_MUTE#
+    { &GPDRM, 0 },
+
+    // Port control
+    { &GPCRA0, GPIO_ALT }, // EC_PWM_LEDKB_P
+    { &GPCRA1, GPIO_IN }, // KBC_BEEP (NC)
+    { &GPCRA2, GPIO_ALT }, // CPU_FAN1
+    { &GPCRA3, GPIO_ALT }, // CPU_FAN2
+    { &GPCRA4, GPIO_IN }, // NC
+    { &GPCRA5, GPIO_ALT }, // EC_PWM_LEDKB_R
+    { &GPCRA6, GPIO_ALT }, // EC_PWM_LEDKB_G
+    { &GPCRA7, GPIO_ALT }, // EC_PWM_LEDKB_B
+
+    { &GPCRB0, GPIO_IN | GPIO_UP }, // AC_IN#
+    { &GPCRB1, GPIO_IN | GPIO_UP }, // LID_SW#
+    { &GPCRB2, GPIO_IN | GPIO_UP }, // EC_LAN_WAKEUP#
+    { &GPCRB3, GPIO_IN }, // PWR_SW#
+    { &GPCRB4, GPIO_OUT }, // XLP_OUT
+    { &GPCRB5, GPIO_IN }, // SLP_S0#
+    { &GPCRB6, GPIO_OUT }, // SUSBC_EC
+
+    { &GPCRC0, GPIO_IN }, // ALL_SYS_PWRGD
+    { &GPCRC1, GPIO_ALT | GPIO_UP }, // SMC_VGA_THERM
+    { &GPCRC2, GPIO_ALT | GPIO_UP }, // SMD_VGA_THERM
+    { &GPCRC3, GPIO_ALT | GPIO_UP }, // KB-SO16
+    { &GPCRC4, GPIO_IN | GPIO_UP }, // CNVI_DET#
+    { &GPCRC5, GPIO_ALT | GPIO_UP }, // KB-SO17
+    { &GPCRC6, GPIO_IN }, // JACK_IN#_EC
+    { &GPCRC7, GPIO_OUT }, // BKL_EN
+
+    { &GPCRD0, GPIO_OUT }, // LED_PWR
+    { &GPCRD1, GPIO_OUT }, // CCD_EN
+    { &GPCRD2, GPIO_ALT }, // ESPI_RESET_N
+    { &GPCRD3, GPIO_IN }, // SLP_A#
+    { &GPCRD4, GPIO_OUT }, // PD_POWER_EN
+    { &GPCRD5, GPIO_OUT }, // PWR_BTN#
+    { &GPCRD6, GPIO_ALT }, // CPU_FANSEN1
+    { &GPCRD7, GPIO_ALT }, // CPU_FANSEN2
+
+    { &GPCRE0, GPIO_ALT | GPIO_UP }, // SMC_BAT
+    { &GPCRE1, GPIO_OUT }, // WLAN_PWR_EN
+    { &GPCRE2, GPIO_IN }, // TBT_I2C_IRQ2Z
+    { &GPCRE3, GPIO_OUT }, // USB_PWR_EN
+    { &GPCRE4, GPIO_OUT }, // DD_ON
+    { &GPCRE5, GPIO_OUT }, // EC_RSMRST#
+    { &GPCRE6, GPIO_OUT }, // ME_WE
+    { &GPCRE7, GPIO_ALT | GPIO_UP }, // SMD_BAT
+
+    { &GPCRF0, GPIO_IN }, // 80CLK
+    { &GPCRF1, GPIO_OUT }, // USB_CHARGE_EN
+    { &GPCRF2, GPIO_IN }, // 3IN1
+    { &GPCRF3, GPIO_OUT }, // PCH_PWROK_EC
+    { &GPCRF4, GPIO_ALT | GPIO_UP }, // TP_CLK
+    { &GPCRF5, GPIO_ALT | GPIO_UP }, // TP_DATA
+    { &GPCRF6, GPIO_ALT }, // H_PECI
+    { &GPCRF7, GPIO_OUT }, // AC_PRESENT
+
+    { &GPCRG0, GPIO_IN }, // NC
+    { &GPCRG1, GPIO_IN }, // NC
+    { &GPCRG2, GPIO_IN }, // 100k pull-up to VDD3
+    { &GPCRG3, GPIO_ALT }, // HSPI_CE#
+    { &GPCRG4, GPIO_ALT }, // HSPI_MSI
+    { &GPCRG5, GPIO_ALT }, // HSPI_MSO
+    { &GPCRG6, GPIO_OUT }, // H_PROCHOT_EC
+    { &GPCRG7, GPIO_ALT }, // HSPI_SCLK
+
+    { &GPCRH0, GPIO_IN }, // SUSB#_PCH
+    { &GPCRH1, GPIO_IN }, // SUSC#_PCH
+    { &GPCRH2, GPIO_OUT }, // LED_ACIN
+    { &GPCRH3, GPIO_IN }, // NC
+    { &GPCRH4, GPIO_IN }, // NC
+    { &GPCRH5, GPIO_OUT }, // LED_BAT_CHG
+    { &GPCRH6, GPIO_IN }, // NC
+    { &GPCRH7, GPIO_IN }, // NC
+
+    { &GPCRI0, GPIO_ALT }, // BAT_DET
+    { &GPCRI1, GPIO_ALT }, // BAT_VOLT
+    { &GPCRI2, GPIO_IN | GPIO_UP }, // RGBKB_DET#
+    { &GPCRI3, GPIO_ALT }, // THERM_VOLT
+    { &GPCRI4, GPIO_ALT }, // TOTAL_CUR
+    { &GPCRI5, GPIO_OUT }, // EC_CCD_WP#
+    { &GPCRI6, GPIO_ALT }, // THERM_VOLT2
+    { &GPCRI7, GPIO_IN }, // MODEL_ID
+
+    { &GPCRJ0, GPIO_OUT }, // LED_BAT_FULL
+    { &GPCRJ1, GPIO_OUT }, // KBC_MUTE#
+    { &GPCRJ2, GPIO_ALT }, // KBLIGHT_ADJ
+    { &GPCRJ3, GPIO_IN }, // SINK_CTRL_EC_1
+    { &GPCRJ4, GPIO_OUT }, // VA_EC_EN
+    { &GPCRJ5, GPIO_IN }, // SINK_CTRL_EC_2
+    { &GPCRJ6, GPIO_OUT }, // EC_GPIO
+    { &GPCRJ7, GPIO_IN }, // KB-DET
+
+    { &GPCRM0, GPIO_ALT | GPIO_UP | GPIO_DOWN }, // ESPI_IO0_EC
+    { &GPCRM1, GPIO_ALT | GPIO_UP | GPIO_DOWN }, // ESPI_IO1_EC
+    { &GPCRM2, GPIO_ALT | GPIO_UP | GPIO_DOWN }, // ESPI_IO2_EC
+    { &GPCRM3, GPIO_ALT | GPIO_UP | GPIO_DOWN }, // ESPI_IO3_EC
+    { &GPCRM4, GPIO_ALT | GPIO_UP | GPIO_DOWN }, // ESPI_CLK_EC
+    { &GPCRM5, GPIO_ALT }, // ESPI_CS_EC#
+    { &GPCRM6, GPIO_IN | GPIO_UP | GPIO_DOWN }, // ESPI_ALRT0#
+};
+
+void gpio_init(void) {
+    for (uint8_t i = 0; i < ARRAY_SIZE(gpio_cfg_init); i++) {
+        *gpio_cfg_init[i].reg = gpio_cfg_init[i].data;
+    }
+}

src/board/system76/darp11-b/include/board/gpio.h

@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: GPL-3.0-only
+
+#ifndef _BOARD_GPIO_H
+#define _BOARD_GPIO_H
+
+#include <ec/gpio.h>
+
+void gpio_init(void);
+
+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 DD_ON;
+extern struct Gpio __code EC_EN;
+extern struct Gpio __code EC_RSMRST_N;
+extern struct Gpio __code LAN_WAKEUP_N;
+extern struct Gpio __code LED_ACIN;
+#define HAVE_LED_AIRPLANE_N 0
+extern struct Gpio __code LED_BAT_CHG;
+extern struct Gpio __code LED_BAT_FULL;
+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 RGBKB_DET_N;
+extern struct Gpio __code SLP_S0_N;
+#define HAVE_SLP_SUS_N 0
+#define HAVE_SUS_PWR_ACK 0
+extern struct Gpio __code SUSB_N_PCH;
+extern struct Gpio __code SUSC_N_PCH;
+#define HAVE_SUSWARN_N 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;
+
+#endif // _BOARD_GPIO_H

src/board/system76/darp11/board.c

@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-3.0-only
+
+#include <board/board.h>
+#include <board/battery.h>
+#include <board/gpio.h>
+#include <board/espi.h>
+#include <ec/ec.h>
+
+void board_init(void) {
+    espi_init();
+    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();
+}