Merge pull request #1271 from tannewt/rpi_zero

Add Raspberry Pi Zero W and Zero 2 W

.github/workflows/build_aarch64.yml

@@ -18,7 +18,7 @@ jobs:
       matrix:
         family:
         # Alphabetical order
-        - 'raspberrypi4'
+        - 'broadcom_64bit'
     steps:
     - name: Setup Python
       uses: actions/setup-python@v2

.github/workflows/build_arm.yml

@@ -39,6 +39,7 @@ jobs:
       matrix:
         family:
         # Alphabetical order
+        - 'broadcom_32bit'
         - 'imxrt'
         - 'lpc15'
         - 'lpc18'
@@ -114,7 +115,7 @@ jobs:
         done
 
   # ---------------------------------------
-  # Build all no-family (opharned) boards
+  # Build all no-family (orphaned) boards
   # ---------------------------------------
   build-board:
     runs-on: ubuntu-latest

.gitignore

@@ -26,3 +26,5 @@ cov-int
 # cppcheck build directories
 *-build-dir
 /_bin/
+__pycache__
+

examples/device/audio_4_channel_mic/skip.txt

@@ -0,0 +1,3 @@
+mcu:SAMD11
+mcu:SAME5X
+mcu:SAMG

examples/device/audio_test/skip.txt

@@ -0,0 +1,3 @@
+mcu:SAMD11
+mcu:SAME5X
+mcu:SAMG

examples/device/cdc_msc/skip.txt

@@ -0,0 +1 @@
+mcu:SAMD11

examples/device/cdc_msc_freertos/skip.txt

@@ -0,0 +1,10 @@
+mcu:CXD56
+mcu:MSP430x5xx
+mcu:SAMD11
+mcu:VALENTYUSB_EPTRI
+mcu:MKL25ZXX
+mcu:RP2040
+mcu:SAMX7X
+mcu:GD32VF103
+family:broadcom_64bit
+family:broadcom_32bit

examples/device/dfu/skip.txt

@@ -0,0 +1,2 @@
+mcu:TM4C123
+mcu:BCM2835

examples/device/dynamic_configuration/skip.txt

@@ -0,0 +1 @@
+mcu:SAMD11

examples/device/hid_composite_freertos/skip.txt

@@ -0,0 +1,9 @@
+mcu:CXD56
+mcu:MSP430x5xx
+mcu:SAMD11
+mcu:VALENTYUSB_EPTRI
+mcu:RP2040
+mcu:SAMX7X
+mcu:GD32VF103
+family:broadcom_64bit
+family:broadcom_32bit

examples/device/msc_dual_lun/skip.txt

@@ -0,0 +1,2 @@
+mcu:SAMD11
+mcu:MKL25ZXX

examples/device/net_lwip_webserver/skip.txt

@@ -0,0 +1,10 @@
+mcu:LPC11UXX
+mcu:LPC13XX
+mcu:MSP430x5xx
+mcu:NUC121
+mcu:SAMD11
+mcu:STM32L0
+mcu:MKL25ZXX
+family:broadcom_64bit
+family:broadcom_32bit
+board:curiosity_nano

examples/device/uac2_headset/skip.txt

@@ -0,0 +1,6 @@
+mcu:LPC11UXX
+mcu:LPC13XX
+mcu:NUC121
+mcu:SAMD11
+mcu:SAME5X
+mcu:SAMG

examples/device/usbtmc/skip.txt

@@ -0,0 +1 @@
+mcu:BCM2835

examples/device/video_capture/skip.txt

@@ -0,0 +1,2 @@
+mcu:MSP430x5xx
+mcu:SAMD11

examples/host/cdc_msc_hid/only.txt

@@ -0,0 +1,8 @@
+mcu:LPC175X_6X
+mcu:LPC177X_8X
+mcu:LPC18XX
+mcu:LPC40XX
+mcu:LPC43XX
+mcu:MIMXRT10XX
+mcu:RP2040
+mcu:MSP432E4

examples/host/hid_controller/only.txt

@@ -0,0 +1,8 @@
+mcu:LPC175X_6X
+mcu:LPC177X_8X
+mcu:LPC18XX
+mcu:LPC40XX
+mcu:LPC43XX
+mcu:MIMXRT10XX
+mcu:RP2040
+mcu:MSP432E4

hw/bsp/board_mcu.h

@@ -32,7 +32,7 @@
 
 //--------------------------------------------------------------------+
 // Low Level MCU header include. TinyUSB stack and example should be
-// platform independent and mostly doens't need to include this file.
+// platform independent and mostly doesn't need to include this file.
 // However there are still certain situation where this file is needed:
 // - FreeRTOSConfig.h to set up correct clock and NVIC interrupts for ARM Cortex
 // - SWO logging for Cortex M with ITM_SendChar() / ITM_ReceiveChar()
@@ -146,6 +146,9 @@
 #elif CFG_TUSB_MCU == OPT_MCU_TM4C123
   #include "TM4C123.h"
 
+#elif TU_CHECK_MCU(OPT_MCU_BCM2711, OPT_MCU_BCM2835, OPT_MCU_BCM2837)
+  // no header needed
+
 #else
   #error "Missing MCU header"
 #endif

hw/bsp/broadcom_32bit/boards/raspberrypi_zero_w/board.mk

@@ -0,0 +1,5 @@
+CFLAGS += -mcpu=arm1176jzf-s \
+          -DBCM_VERSION=2835 \
+          -DCFG_TUSB_MCU=OPT_MCU_BCM2835
+
+SUFFIX = 

hw/bsp/raspberrypi4/family.c → hw/bsp/broadcom_32bit/family.c

@@ -27,8 +27,9 @@
 #include "bsp/board.h"
 #include "board.h"
 
+#include "broadcom/cpu.h"
+#include "broadcom/gpio.h"
 #include "broadcom/interrupts.h"
-#include "broadcom/io.h"
 #include "broadcom/mmu.h"
 #include "broadcom/caches.h"
 #include "broadcom/vcmailbox.h"
@@ -37,9 +38,8 @@
 #define LED_PIN               18
 #define LED_STATE_ON          1
 
-// Button
-#define BUTTON_PIN            16
-#define BUTTON_STATE_ACTIVE   0
+// UART TX
+#define UART_TX_PIN           14
 
 //--------------------------------------------------------------------+
 // Forward USB interrupt events to TinyUSB IRQ Handler
@@ -62,14 +62,26 @@ void board_init(void)
   init_caches();
 
   // LED
-  gpio_initOutputPinWithPullNone(LED_PIN);
+  gpio_set_function(LED_PIN, GPIO_FUNCTION_OUTPUT);
+  gpio_set_pull(LED_PIN, BP_PULL_NONE);
   board_led_write(true);
 
-  // Button
-  // TODO
-
   // Uart
-  uart_init();
+  COMPLETE_MEMORY_READS;
+  AUX->ENABLES_b.UART_1 = true;
+
+  UART1->IER = 0;
+  UART1->CNTL = 0;
+  UART1->LCR_b.DATA_SIZE = UART1_LCR_DATA_SIZE_MODE_8BIT;
+  UART1->MCR = 0;
+  UART1->IER = 0;
+
+  uint32_t source_clock = vcmailbox_get_clock_rate_measured(VCMAILBOX_CLOCK_CORE);
+  UART1->BAUD = ((source_clock / (115200 * 8)) - 1);
+  UART1->CNTL |= UART1_CNTL_TX_ENABLE_Msk;
+  COMPLETE_MEMORY_READS;
+
+  gpio_set_function(UART_TX_PIN, GPIO_FUNCTION_ALT5);
 
   // Turn on USB peripheral.
   vcmailbox_set_power_state(VCMAILBOX_DEVICE_USB_HCD, true);
@@ -87,7 +99,7 @@ void board_init(void)
 
 void board_led_write(bool state)
 {
-  gpio_setPinOutputBool(LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
+  gpio_set_value(LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
 }
 
 uint32_t board_button_read(void)

hw/bsp/broadcom_32bit/family.mk

@@ -0,0 +1,46 @@
+MCU_DIR = hw/mcu/broadcom
+DEPS_SUBMODULES += $(MCU_DIR)
+
+include $(TOP)/$(BOARD_PATH)/board.mk
+
+CFLAGS += \
+	-Wall \
+	-O0 \
+	-ffreestanding \
+	-nostdlib \
+	-nostartfiles \
+	-mgeneral-regs-only \
+	-fno-exceptions \
+	-std=c17
+
+CROSS_COMPILE = arm-none-eabi-
+
+# mcu driver cause following warnings
+CFLAGS += -Wno-error=cast-qual
+
+SRC_C += \
+	src/portable/synopsys/dwc2/dcd_dwc2.c \
+	$(MCU_DIR)/broadcom/gen/interrupt_handlers.c \
+	$(MCU_DIR)/broadcom/gpio.c \
+	$(MCU_DIR)/broadcom/interrupts.c \
+	$(MCU_DIR)/broadcom/mmu.c \
+	$(MCU_DIR)/broadcom/caches.c \
+	$(MCU_DIR)/broadcom/vcmailbox.c
+
+SKIP_NANOLIB = 1
+
+LD_FILE = $(MCU_DIR)/broadcom/link$(SUFFIX).ld
+
+INC += \
+	$(TOP)/$(BOARD_PATH) \
+	$(TOP)/$(MCU_DIR)
+
+SRC_S += $(MCU_DIR)/broadcom/boot$(SUFFIX).S
+
+$(BUILD)/kernel$(SUFFIX).img: $(BUILD)/$(PROJECT).elf
+	$(OBJCOPY) -O binary $^ $@
+
+# Copy to kernel to netboot drive or SD card
+# Change destinaation to fit your need
+flash: $(BUILD)/kernel$(SUFFIX).img
+	@$(CP) $< /home/$(USER)/Documents/code/pi_tinyusb/boot_cpy

hw/bsp/broadcom_64bit/boards/raspberrypi_cm4/board.h

@@ -0,0 +1,38 @@
+/* 
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020, Ha Thach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* BOARD_H_ */

hw/bsp/broadcom_64bit/boards/raspberrypi_cm4/board.mk

@@ -0,0 +1,3 @@
+CFLAGS += -mcpu=cortex-a72 \
+          -DBCM_VERSION=2711 \
+          -DCFG_TUSB_MCU=OPT_MCU_BCM2711

hw/bsp/broadcom_64bit/boards/raspberrypi_zero2w/board.h

@@ -0,0 +1,38 @@
+/* 
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020, Ha Thach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* BOARD_H_ */

hw/bsp/broadcom_64bit/boards/raspberrypi_zero2w/board.mk

@@ -0,0 +1,3 @@
+CFLAGS += -mcpu=cortex-a53 \
+          -DBCM_VERSION=2837 \
+          -DCFG_TUSB_MCU=OPT_MCU_BCM2837