[LPC11U68] Fix pin interrupt select offset

[toyowata]

Description

This pull request fix an issue of InterruptIn failure in particular port (PIO2[7:0]) of the LPC11U68 platform.
A test code below didn't work properly (no interrupt occurred), because of wrong offset for PINTSEL register setting.

#include "mbed.h"

Serial pc(USBTX, USBRX);
DigitalOut myled(LED1);
DigitalOut green(LED2, 1);

InterruptIn in(D9); // PIO2_3

void func()
{
    green = !green;
}

int main()
{
    in.mode(PullUp);
    in.fall(&func);
    pc.printf("hello, mbed\n");
    while(1) {
        myled = 1;
        wait(0.7);
        myled = 0;
        wait(1.2);
    }
}

This PR made fix for offset calculation for PINTSEL register which is described as users manual as follows.

Status

READY

Related PRs

None

Todos

• Review

Deploy notes

Notes regarding the deployment of this PR. These should note any
required changes in the build environment, tools, compilers, etc.

None

Test result

Test summary:
+--------+----------+-----------+-------------+---------------------------------------+--------------------+---------------+-------+
| Result | Target   | Toolchain | Test ID     | Test Description                      | Elapsed Time (sec) | Timeout (sec) | Loops |
+--------+----------+-----------+-------------+---------------------------------------+--------------------+---------------+-------+
| OK     | LPC11U68 | uARM      | DTCT_1      | Simple detect test                    |        0.51        |       10      |  1/1  |
| OK     | LPC11U68 | uARM      | EXAMPLE_1   | /dev/null                             |        3.53        |       20      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_10     | Hello World                           |        0.39        |       5       |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_11     | Ticker Int                            |       11.38        |       15      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_12     | C++                                   |        1.37        |       10      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_16     | RTC                                   |        4.63        |       20      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_2      | stdio                                 |        0.8         |       20      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_23     | Ticker Int us                         |       11.36        |       15      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_24     | Timeout Int us                        |       11.64        |       15      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_25     | Time us                               |        11.4        |       15      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_26     | Integer constant division             |        1.38        |       20      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_34     | Ticker Two callbacks                  |        11.4        |       15      |  1/1  |
| FAIL   | LPC11U68 | uARM      | MBED_37     | Serial NC RX                          |        2.01        |       20      |  0/1  |
| FAIL   | LPC11U68 | uARM      | MBED_38     | Serial NC TX                          |        0.94        |       20      |  0/1  |
| OK     | LPC11U68 | uARM      | MBED_A1     | Basic                                 |        1.38        |       20      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_A21    | Call function before main (mbed_main) |        1.45        |       20      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_A9     | Serial Echo at 115200                 |        1.26        |       20      |  1/1  |
| OK     | LPC11U68 | uARM      | MBED_BUSOUT | BusOut                                |        2.31        |       15      |  1/1  |
+--------+----------+-----------+-------------+---------------------------------------+--------------------+---------------+-------+
Result: 2 FAIL / 16 OK

Completed in 152.19 sec

Test summary:
+--------+----------+-----------+-------------+---------------------------------------+--------------------+---------------+-------+
| Result | Target   | Toolchain | Test ID     | Test Description                      | Elapsed Time (sec) | Timeout (sec) | Loops |
+--------+----------+-----------+-------------+---------------------------------------+--------------------+---------------+-------+
| OK     | LPC11U68 | GCC_CR    | DTCT_1      | Simple detect test                    |        0.51        |       10      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | EXAMPLE_1   | /dev/null                             |        3.5         |       20      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_10     | Hello World                           |        0.4         |       5       |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_11     | Ticker Int                            |       11.38        |       15      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_12     | C++                                   |        1.4         |       10      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_16     | RTC                                   |        4.64        |       20      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_2      | stdio                                 |        0.78        |       20      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_23     | Ticker Int us                         |       11.39        |       15      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_24     | Timeout Int us                        |       11.91        |       15      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_25     | Time us                               |        11.4        |       15      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_26     | Integer constant division             |        1.41        |       20      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_34     | Ticker Two callbacks                  |       11.39        |       15      |  1/1  |
| FAIL   | LPC11U68 | GCC_CR    | MBED_37     | Serial NC RX                          |        2.01        |       20      |  0/1  |
| FAIL   | LPC11U68 | GCC_CR    | MBED_38     | Serial NC TX                          |        0.92        |       20      |  0/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_A1     | Basic                                 |        1.37        |       20      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_A21    | Call function before main (mbed_main) |        1.44        |       20      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_A9     | Serial Echo at 115200                 |        1.27        |       20      |  1/1  |
| OK     | LPC11U68 | GCC_CR    | MBED_BUSOUT | BusOut                                |        2.32        |       15      |  1/1  |
+--------+----------+-----------+-------------+---------------------------------------+--------------------+---------------+-------+
Result: 2 FAIL / 16 OK

Completed in 154.39 sec

[sg-]

👍

[sg-]

@mbed-bot: TEST

HOST_OSES=ALL
BUILD_TOOLCHAINS=ALL
TARGETS=ALL

[mbed-bot]

[Build 964]
SUCCESS: Building succeeded and tests were run! Be sure to check the test results

[0xc0170]

[Build 964]

Looks good.

2 failures with uvisor are not related to this changeset

[0xc0170]

style: should be on new lines

case 0: 
    offset = 0;  
    break; // PIO0[23:0]

[toyowata]

Done and updated.

[toyowata]

@0xc0170 Done. Please can you review this.