Add support for Gnukey-DS.

board/board-gnukey-ds.h

@@ -0,0 +1,39 @@
+#define BOARD_NAME "Gnukey DS"
+#define BOARD_ID    0x67ee65a3
+/* echo -n "Gnukey DS" | sha256sum | sed -e 's/^.*\(........\)  -$/\1/' */
+
+#define MCU_STM32F1 1
+#define STM32F10X_MD		/* Medium-density device */
+
+#define STM32_PLLXTPRE                  STM32_PLLXTPRE_DIV1
+#define STM32_PLLMUL_VALUE              9 // 8MHz * 9 = 72 MHz
+#define STM32_HSECLK                    8000000
+
+#define GPIO_LED_BASE   GPIOA_BASE
+#define GPIO_LED_SET_TO_EMIT            3
+#define GPIO_USB_BASE   GPIOA_BASE
+#undef  GPIO_OTHER_BASE
+
+/*
+ * Port A setup.
+ * PA0  - input with pull-up: AN0 for NeuG
+ * PA1  - input with pull-up: AN1 for NeuG
+ * PA2  - input with pull-up: Hall effect sensor output
+ * PA3  - Push pull output 10MHz 0 default (LED 1:ON 0:OFF)
+ * PA11 - Push Pull output 10MHz 0 default (until USB enabled) (USBDM)
+ * PA12 - Push Pull output 10MHz 0 default (until USB enabled) (USBDP)
+ * ------------------------ Default
+ * PAx  - input with pull-up.
+ */
+#define VAL_GPIO_LED_ODR            0xFFFFE7F7      /* 0/1 Pull Down/Up */
+#define VAL_GPIO_LED_CRL            0x88881888      /*  PA7...PA0 */
+#define VAL_GPIO_LED_CRH            0x88811888      /* PA15...PA8 */
+
+#define RCC_ENR_IOP_EN      RCC_APB2ENR_IOPAEN
+#define RCC_RSTR_IOP_RST    RCC_APB2RSTR_IOPARST
+
+/*
+ * Board specific information other than clock and GPIO initial
+ * setting should not be in board-*.h, but each driver should include
+ * such specific information by itself.
+ */