initial commit

lib/amb1_sdk/common/mbed/targets/hal/rtl8711b/pinmap.c

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+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, Realtek Semiconductor Corp.
+ * All rights reserved.
+ *
+ * This module is a confidential and proprietary property of RealTek and
+ * possession or use of this module requires written permission of RealTek.
+ *******************************************************************************
+ */
+#include "objects.h"
+#include "pinmap.h"
+
+/**
+ * Configure pin enable and function
+ */
+void pin_function(PinName pin, int function) 
+{
+	u8 dword_index = 0;
+	u8 shift_bits = 0; 
+	u32 Temp = 0;
+	
+	assert_param(pin != NC);
+
+	/* 16bit per one pad */
+	/* get PADCTR dword inedex*/
+	dword_index = pin >> 1;
+
+	/* get shift_bits in PADCTR dword */
+	shift_bits = (pin % 2) * 16; 
+
+	/* get PADCTR */
+	Temp = PINMUX->PADCTR[dword_index];
+
+	/* clear Pin_Num PADCTR */
+	if(shift_bits){
+		Temp &= 0x0000FFFF;
+	}else{
+		Temp &= 0xFFFF0000;
+	}
+	
+	/* set needs function */
+	Temp |= ((function & 0xFF) | BIT(8)) << shift_bits; /* bit8 is close pad power down */
+
+	/* set PADCTR register */
+	PINMUX->PADCTR[dword_index] = Temp;
+}
+
+/**
+ * Configure pin pull-up/pull-down
+ */
+void pin_mode(PinName pin, PinMode mode) 
+{
+	u8 pull_type;
+	
+	switch (mode) {
+		case PullNone:
+			pull_type = GPIO_PuPd_NOPULL;
+		break;
+
+		case PullDown:
+			pull_type = GPIO_PuPd_DOWN;
+		break;
+
+		case PullUp:
+			pull_type = GPIO_PuPd_UP;
+		break;
+
+		default:
+			pull_type = GPIO_PuPd_NOPULL;
+		break;
+	}
+
+	PAD_PullCtrl((u32)pin, (u32)pull_type);
+
+}