199 lines
18 KiB
HTML
199 lines
18 KiB
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<div class="title">hal_lpc175x_6x.c</div> </div>
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<a href="hal__lpc175x__6x_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/**************************************************************************/</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">/**************************************************************************/</span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include "<a class="code" href="common_8h.html">common/common.h</a>"</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "<a class="code" href="hal_8h.html">hal.h</a>"</span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#if TUSB_CFG_MCU == MCU_LPC175X_6X</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#ifdef __CC_ARM</span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor"></span><span class="preprocessor">#pragma diag_suppress 66 // Suppress Keil warnings #66-D: enumeration value is out of "int" range</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// IMPLEMENTATION</span></div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="group__group__hal.html#ga6dd4b1870730acb523b5fcb6abcb9e42"> 51</a></span> <a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> <a class="code" href="group__group__hal.html#ga6dd4b1870730acb523b5fcb6abcb9e42">hal_init</a>(<span class="keywordtype">void</span>)</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> {</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">enum</span> {</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  USBCLK_DEVCIE = 0x12, <span class="comment">// AHB + Device</span></div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  USBCLK_HOST = 0x19, <span class="comment">// AHB + Host + OTG (!)</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  PCONP_PCUSB = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(31)</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  };</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  LPC_SC->PCONP |= PCONP_PCUSB; <span class="comment">// enable USB Peripherals</span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">//------------- user manual 11.13 usb device controller initialization -------------//</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  PINSEL_ConfigPin( &(PINSEL_CFG_Type) { .Portnum = 0, .Pinnum = 29, .Funcnum = 1} ); <span class="comment">// P0.29 as D+</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  PINSEL_ConfigPin( &(PINSEL_CFG_Type) { .Portnum = 0, .Pinnum = 30, .Funcnum = 1} ); <span class="comment">// P0.30 as D-</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#if MODE_HOST_SUPPORTED</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"></span> PINSEL_ConfigPin( &(PINSEL_CFG_Type) { .Portnum = 1, .Pinnum = 22, .Funcnum = 2} ); <span class="comment">// P1.22 as USB_PWRD</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  PINSEL_ConfigPin( &(PINSEL_CFG_Type) { .Portnum = 1, .Pinnum = 19, .Funcnum = 2} ); <span class="comment">// P1.19 as USB_PPWR</span></div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  LPC_USB->USBClkCtrl = USBCLK_HOST;</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">while</span> ((LPC_USB->USBClkSt & USBCLK_HOST) != USBCLK_HOST);</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  LPC_USB->OTGStCtrl = 0x3;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">#if MODE_DEVICE_SUPPORTED</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"></span> LPC_PINCON->PINSEL4 = bit_set_range(LPC_PINCON->PINSEL4, 18, 19, BIN8(01)); <span class="comment">// P2_9 as USB Connect</span></div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="comment">// P1_30 as VBUS, ignore if it is already in VBUS mode</span></div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">if</span> ( !(!<a class="code" href="group___group___binary.html#ga4b95f183978653490c15f71b3028ad0b">BIT_TEST_</a>(LPC_PINCON->PINSEL3, 28) && <a class="code" href="group___group___binary.html#ga4b95f183978653490c15f71b3028ad0b">BIT_TEST_</a>(LPC_PINCON->PINSEL3, 29)) )</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  {</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">// some board like lpcxpresso1769 does not connect VBUS signal to pin P1_30, this allow those board to overwrite</span></div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">// by always pulling P1_30 to high</span></div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  PINSEL_ConfigPin( &(PINSEL_CFG_Type) {</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  .Portnum = 1, .Pinnum = 30,</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  .Funcnum = 2, .Pinmode = PINSEL_PINMODE_PULLDOWN} );</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  LPC_USB->USBClkCtrl = USBCLK_DEVCIE;</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">while</span> ((LPC_USB->USBClkSt & USBCLK_DEVCIE) != USBCLK_DEVCIE);</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> TUSB_ERROR_NONE;</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="keywordtype">void</span> USB_IRQHandler(<span class="keywordtype">void</span>)</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> {</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="group__group__application__api.html#gac22290570402ecf491cf585a00e16b71">tusb_isr</a>(0);</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> }</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#endif</span></div>
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<div class="ttc" id="group___group___binary_html_gaa67325f45e71a327f9e4dbb8455f64ee"><div class="ttname"><a href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a></div><div class="ttdeci">#define BIT_(n)</div><div class="ttdoc">n-th Bit </div><div class="ttdef"><b>Definition:</b> <a href="binary_8h_source.html#l00054">binary.h:54</a></div></div>
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<div class="ttc" id="hal_8h_html"><div class="ttname"><a href="hal_8h.html">hal.h</a></div></div>
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<div class="ttc" id="group___group___binary_html_ga4b95f183978653490c15f71b3028ad0b"><div class="ttname"><a href="group___group___binary.html#ga4b95f183978653490c15f71b3028ad0b">BIT_TEST_</a></div><div class="ttdeci">#define BIT_TEST_(x, n)</div><div class="ttdoc">check if n-th bit of x is 1 </div><div class="ttdef"><b>Definition:</b> <a href="binary_8h_source.html#l00057">binary.h:57</a></div></div>
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<div class="ttc" id="group___group___error_html_ga225612897c510054ef4026586562f716"><div class="ttname"><a href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a></div><div class="ttdeci">tusb_error_t</div><div class="ttdoc">Error Code returned. </div><div class="ttdef"><b>Definition:</b> <a href="tusb__errors_8h_source.html#l00100">tusb_errors.h:100</a></div></div>
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<div class="ttc" id="group__group__application__api_html_gac22290570402ecf491cf585a00e16b71"><div class="ttname"><a href="group__group__application__api.html#gac22290570402ecf491cf585a00e16b71">tusb_isr</a></div><div class="ttdeci">void tusb_isr(uint8_t coreid)</div><div class="ttdoc">USB interrupt handler. </div><div class="ttdef"><b>Definition:</b> <a href="tusb_8c_source.html#l00071">tusb.c:71</a></div></div>
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<div class="ttc" id="common_8h_html"><div class="ttname"><a href="common_8h.html">common.h</a></div></div>
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<div class="ttc" id="group__group__hal_html_ga6dd4b1870730acb523b5fcb6abcb9e42"><div class="ttname"><a href="group__group__hal.html#ga6dd4b1870730acb523b5fcb6abcb9e42">hal_init</a></div><div class="ttdeci">tusb_error_t hal_init(void)</div><div class="ttdoc">Initialize USB controller hardware. </div><div class="ttdef"><b>Definition:</b> <a href="hal__lpc175x__6x_8c_source.html#l00051">hal_lpc175x_6x.c:51</a></div></div>
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