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666 lines
21 KiB

From 3c34e5f87a741ec2fc7809fc8c169a832275d32c Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Thu, 23 Jul 2015 18:19:32 +0200
Subject: [PATCH 4/4] fixes
---
src/mips/mediatek.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
--- a/src/mips/mediatek.c
+++ b/src/mips/mediatek.c
@@ -37,12 +37,12 @@
#define PLATFORM_MEDIATEK_LINKIT 1
#define PLATFORM_MEDIATEK_LINKIT_AIR 2
#define MMAP_PATH "/dev/mem"
-#define MT7628_GPIO_BASE 0x100
-#define MT7628_BLOCK_SIZE (4 * 1024)
-#define MT7628_GPIO_CTRL 0x00
-#define MT7628_GPIO_DATA 0x20
-#define MT7628_GPIO_SET 0x30
-#define MT7628_GPIO_CLEAR 0x40
+#define MT7628_GPIOMODE_BASE 0x10000000
+#define MT7628_BLOCK_SIZE 0x1000
+#define MT7628_GPIO_CTRL 0x600
+#define MT7628_GPIO_DATA 0x620
+#define MT7628_GPIO_SET 0x630
+#define MT7628_GPIO_CLEAR 0x640
#define MAX_SIZE 64
@@ -50,6 +50,9 @@
static uint8_t* mmap_reg = NULL;
static int mmap_fd = 0;
static int mmap_size;
+static uint8_t* gpio_mmap_reg = NULL;
+static int gpio_mmap_fd = 0;
+static int gpio_mmap_size;
static unsigned int mmap_count = 0;
static int platform_detected = 0;
@@ -129,9 +132,10 @@
}
mmap_reg = (uint8_t*) mmap(NULL, MT7628_BLOCK_SIZE, PROT_READ | PROT_WRITE,
- MAP_FILE | MAP_SHARED, mmap_fd, MT7628_GPIO_BASE);
+ MAP_FILE | MAP_SHARED, mmap_fd, 0x10000000);
if (mmap_reg == MAP_FAILED) {
- syslog(LOG_ERR, "linkit mmap: failed to mmap");
+ perror("foo");
+ syslog(LOG_ERR, "linkit mmap: failed to mmap");
mmap_reg = NULL;
close(mmap_fd);
return MRAA_ERROR_NO_RESOURCES;
@@ -144,201 +148,442 @@
return MRAA_SUCCESS;
}
+static int mmap_gpiomode(void)
+{
+ if ((gpio_mmap_fd = open(MMAP_PATH, O_RDWR)) < 0) {
+ syslog(LOG_ERR, "linkit map: unable to open resource0 file");
+ return MRAA_ERROR_INVALID_HANDLE;
+ }
+
+ gpio_mmap_reg = (uint8_t*) mmap(NULL, MT7628_BLOCK_SIZE, PROT_READ | PROT_WRITE,
+ MAP_FILE | MAP_SHARED, gpio_mmap_fd, MT7628_GPIOMODE_BASE);
+ if (gpio_mmap_reg == MAP_FAILED) {
+ syslog(LOG_ERR, "linkit gpio_mmap: failed to mmap");
+ gpio_mmap_reg = NULL;
+ close(gpio_mmap_fd);
+ return MRAA_ERROR_NO_RESOURCES;
+ }
+ return 0;
+}
+
+static void set_gpiomode(unsigned int mask, unsigned int shift, unsigned int val)
+{
+ unsigned int reg;
+ unsigned int offset = 0x60;
+
+ if (shift >= 32) {
+ shift -= 32;
+ offset += 4;
+ }
+
+ reg = *(volatile uint32_t*) (gpio_mmap_reg + offset);
+
+ reg &= ~(mask << shift);
+ reg |= (val << shift);
+ *(volatile uint32_t*) (gpio_mmap_reg + offset) = reg;
+}
+
+enum {
+ MUX_GPIO = 0,
+ MUX_SPI_S,
+ MUX_SPI_CS1,
+ MUX_I2S,
+ MUX_UART0,
+ MUX_I2C,
+ MUX_UART1,
+ MUX_UART2,
+ MUX_PWM0,
+ MUX_PWM1,
+ MUX_EPHY,
+ MUX_WLED,
+ __MUX_MAX,
+};
+
+static unsigned char gpio_mux_groups[64];
+static struct pinmux {
+ char *name;
+ char *func[4];
+ unsigned int shift;
+ unsigned int mask;
+} mt7688_mux[] = {
+ {
+ .name = "refclk",
+ .func = { "refclk", "gpio", NULL, NULL },
+ .shift = 18,
+ .mask = 0x1,
+ }, {
+ .name = "spi_s",
+ .func = { "spi_s", "gpio", "utif", "pwm" },
+ .shift = 2,
+ .mask = 0x3,
+ }, {
+ .name = "spi_cs1",
+ .func = { "spi_cs1", "gpio", NULL, "refclk" },
+ .shift = 4,
+ .mask = 0x3,
+ }, {
+ .name = "i2s",
+ .func = { "i2s", "gpio", "pcm", NULL },
+ .shift = 6,
+ .mask = 0x3,
+ }, {
+ .name = "uart0",
+ .func = { "uart", "gpio", NULL, NULL },
+ .shift = 8,
+ .mask = 0x3,
+ }, {
+ .name = "i2c",
+ .func = { "i2c", "gpio", NULL, NULL },
+ .shift = 20,
+ .mask = 0x3,
+ }, {
+ .name = "uart1",
+ .func = { "uart", "gpio", NULL, NULL },
+ .shift = 24,
+ .mask = 0x3,
+ }, {
+ .name = "uart2",
+ .func = { "uart", "gpio", "pwm", NULL },
+ .shift = 26,
+ .mask = 0x3,
+ }, {
+ .name = "pwm0",
+ .func = { "pwm", "gpio", NULL, NULL },
+ .shift = 28,
+ .mask = 0x3,
+ }, {
+ .name = "pwm1",
+ .func = { "pwm", "gpio", NULL, NULL },
+ .shift = 30,
+ .mask = 0x3,
+ }, {
+ .name = "ephy",
+ .func = { "ephy", "gpio", NULL, NULL },
+ .shift = 34,
+ .mask = 0x3,
+ }, {
+ .name = "wled",
+ .func = { "wled", "gpio", NULL, NULL },
+ .shift = 32,
+ .mask = 0x3,
+ },
+};
+
+mraa_result_t gpio_init_pre(int pin)
+{
+ struct pinmux *m = &mt7688_mux[gpio_mux_groups[pin]];
+
+ set_gpiomode(m->mask, m->shift, 1);
+
+ return 0;
+}
+
+static void gpiomode_set(unsigned int id, char *name)
+{
+ int i;
+
+ if (id >= __MUX_MAX)
+ return;
+
+ for (i = 0; i < 4; i++) {
+ if (!mt7688_mux[id].func[i] || strcmp(mt7688_mux[id].func[i], name))
+ continue;
+ set_gpiomode(mt7688_mux[id].mask, mt7688_mux[id].shift, i);
+ syslog(0, "mraa: set pinmux %s -> %s\n", mt7688_mux[id].name, name);
+ return;
+ }
+}
+
+mraa_result_t i2c_init_pre(unsigned int bus)
+{
+ gpiomode_set(MUX_I2C, "i2c");
+ return 0;
+}
+
+mraa_result_t
+pwm_init_post(mraa_pwm_context pwm)
+{
+ switch(pwm->pin) {
+ case 0:
+ gpiomode_set(MUX_PWM0, "pwm");
+ break;
+ case 1:
+ gpiomode_set(MUX_PWM1, "pwm");
+ break;
+ case 2:
+ case 3:
+ gpiomode_set(MUX_UART2, "pwm");
+ break;
+ }
+ return 0;
+}
+
+mraa_result_t spi_init_pre(int bus)
+{
+ gpiomode_set(MUX_SPI_CS1, "spi_cs1");
+ return 0;
+}
+
+mraa_result_t uart_init_pre(int index)
+{
+ switch(index) {
+ case 0:
+ gpiomode_set(MUX_UART0, "uart");
+ break;
+ case 1:
+ gpiomode_set(MUX_UART1, "uart");
+ break;
+ case 2:
+ gpiomode_set(MUX_UART2, "uart");
+ break;
+ }
+ return 0;
+}
+
+mraa_result_t
+i2c_freq(mraa_i2c_context dev, mraa_i2c_mode_t mode)
+{
+ switch (mode) {
+ case MRAA_I2C_STD:
+ break;
+ default:
+ syslog(LOG_ERR, "Invalid i2c frequency");
+ break;
+ }
+ return MRAA_SUCCESS;
+}
+
+
mraa_board_t*
mraa_mtk_linkit()
{
+ int i;
+
+ if (mmap_gpiomode())
+ return NULL;
+
mraa_board_t* b = (mraa_board_t*) malloc(sizeof(mraa_board_t));
if (b == NULL) {
return NULL;
}
- b->platform_name = "LINKIT";
+ memset(b, 0, sizeof(mraa_board_t));
+
+ b->platform_name = "LinkIt Smart 7688";
platform_detected = PLATFORM_MEDIATEK_LINKIT;
- b->phy_pin_count = 31;
+ b->phy_pin_count = 64;
b->aio_count = 0;
b->adc_raw = 0;
b->adc_supported = 0;
b->pwm_default_period = 500;
- b->pwm_max_period = 2147483;
+ b->pwm_max_period = 1000000;
b->pwm_min_period = 1;
- b->pins = (mraa_pininfo_t*) malloc(sizeof(mraa_pininfo_t) * b->phy_pin_count);
-
- advance_func->gpio_mmap_setup = &mraa_mtk_linkit_mmap_setup;
-
- strncpy(b->pins[0].name, "P0", MRAA_PIN_NAME_SIZE);
- b->pins[0].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
-
- strncpy(b->pins[1].name, "P1", MRAA_PIN_NAME_SIZE);
- b->pins[1].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
-
- strncpy(b->pins[2].name, "P2", MRAA_PIN_NAME_SIZE);
- b->pins[2].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
-
- strncpy(b->pins[3].name, "P3", MRAA_PIN_NAME_SIZE);
- b->pins[3].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
-
- strncpy(b->pins[4].name, "P4", MRAA_PIN_NAME_SIZE);
- b->pins[4].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
-
- strncpy(b->pins[5].name, "P5", MRAA_PIN_NAME_SIZE);
- b->pins[5].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
-
- strncpy(b->pins[6].name, "P6", MRAA_PIN_NAME_SIZE);
- b->pins[6].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
-
- strncpy(b->pins[7].name, "P7", MRAA_PIN_NAME_SIZE);
- b->pins[7].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
-
- strncpy(b->pins[8].name, "P8", MRAA_PIN_NAME_SIZE);
- b->pins[8].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
- b->pins[8].gpio.pinmap = 21;
- b->pins[8].uart.parent_id = 2;
- b->pins[8].uart.mux_total = 0;
+ b->adv_func = (mraa_adv_func_t*) calloc(1, sizeof(mraa_adv_func_t));
+ if (b->adv_func == NULL) {
+ return NULL;
+ }
- strncpy(b->pins[9].name, "P9", MRAA_PIN_NAME_SIZE);
- b->pins[9].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
- b->pins[9].gpio.pinmap = 20;
- b->pins[9].uart.parent_id = 2;
- b->pins[9].uart.mux_total = 0;
+ b->adv_func->i2c_init_pre = i2c_init_pre;
+ b->adv_func->pwm_init_post = pwm_init_post;
+ b->adv_func->spi_init_pre = spi_init_pre;
+ b->adv_func->uart_init_pre = uart_init_pre;
+ b->adv_func->gpio_init_pre = gpio_init_pre;
+ b->adv_func->i2c_set_frequency_replace = &i2c_freq;
- strncpy(b->pins[10].name, "P10", MRAA_PIN_NAME_SIZE);
- b->pins[10].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
- b->pins[10].gpio.pinmap = 2;
+ b->pins = (mraa_pininfo_t*) malloc(sizeof(mraa_pininfo_t) * b->phy_pin_count);
- strncpy(b->pins[11].name, "P11", MRAA_PIN_NAME_SIZE);
- b->pins[11].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
- b->pins[11].gpio.pinmap = 3;
+ memset(b->pins, 0, sizeof(mraa_pininfo_t) * b->phy_pin_count);
+ memset(gpio_mux_groups, -1, sizeof(gpio_mux_groups));
- strncpy(b->pins[12].name, "P12", MRAA_PIN_NAME_SIZE);
- b->pins[12].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
- b->pins[12].gpio.pinmap = 0;
+ b->adv_func->gpio_mmap_setup = &mraa_mtk_linkit_mmap_setup;
- strncpy(b->pins[13].name, "P13", MRAA_PIN_NAME_SIZE);
- b->pins[13].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
- b->pins[13].gpio.pinmap = 1;
+ for (i = 0; i < b->phy_pin_count; i++) {
+ snprintf(b->pins[i].name, MRAA_PIN_NAME_SIZE, "GPIO%d", i);
+ b->pins[i].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
+ }
- strncpy(b->pins[14].name, "P14", MRAA_PIN_NAME_SIZE);
- b->pins[14].capabilites = (mraa_pincapabilities_t){ 0, 0, 0, 0, 0, 0, 0, 0 };
+ strncpy(b->pins[43].name, "GPIO43", MRAA_PIN_NAME_SIZE);
+ b->pins[43].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[43].gpio.pinmap = 43;
+ gpio_mux_groups[43] = MUX_EPHY;
+
+ strncpy(b->pins[20].name, "GPIO20", MRAA_PIN_NAME_SIZE);
+ b->pins[20].capabilites = (mraa_pincapabilities_t){ 1, 1, 1, 0, 0, 0, 0, 1 };
+ b->pins[20].gpio.pinmap = 20;
+ b->pins[20].uart.parent_id = 2;
+ b->pins[20].uart.mux_total = 0;
+ b->pins[20].pwm.parent_id = 0;
+ b->pins[20].pwm.pinmap = 2;
+ gpio_mux_groups[20] = MUX_UART2;
+
+ strncpy(b->pins[21].name, "GPIO21", MRAA_PIN_NAME_SIZE);
+ b->pins[21].capabilites = (mraa_pincapabilities_t){ 1, 1, 1, 0, 0, 0, 0, 1 };
+ b->pins[21].gpio.pinmap = 21;
+ b->pins[21].uart.parent_id = 2;
+ b->pins[21].uart.mux_total = 0;
+ b->pins[21].pwm.parent_id = 0;
+ b->pins[21].pwm.pinmap = 3;
+ gpio_mux_groups[21] = MUX_UART2;
+
+ strncpy(b->pins[2].name, "GPIO2", MRAA_PIN_NAME_SIZE);
+ b->pins[2].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[2].gpio.pinmap = 2;
+ gpio_mux_groups[2] = MUX_I2S;
+
+ strncpy(b->pins[3].name, "GPIO3", MRAA_PIN_NAME_SIZE);
+ b->pins[3].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[3].gpio.pinmap = 3;
+ gpio_mux_groups[3] = MUX_I2S;
+
+ strncpy(b->pins[0].name, "GPIO0", MRAA_PIN_NAME_SIZE);
+ b->pins[0].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[0].gpio.pinmap = 0;
+ gpio_mux_groups[0] = MUX_I2S;
+
+ strncpy(b->pins[1].name, "GPIO1", MRAA_PIN_NAME_SIZE);
+ b->pins[1].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[1].gpio.pinmap = 1;
+ gpio_mux_groups[1] = MUX_I2S;
+
+ strncpy(b->pins[37].name, "GPIO37", MRAA_PIN_NAME_SIZE);
+ b->pins[37].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[37].gpio.pinmap = 37;
+ gpio_mux_groups[37] = MUX_GPIO;
+
+ strncpy(b->pins[44].name, "GPIO44", MRAA_PIN_NAME_SIZE);
+ b->pins[44].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[44].gpio.pinmap = 44;
+ gpio_mux_groups[44] = MUX_WLED;
+
+ strncpy(b->pins[46].name, "GPIO46", MRAA_PIN_NAME_SIZE);
+ b->pins[46].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
+ b->pins[46].gpio.pinmap = 46;
+ b->pins[46].uart.parent_id = 1;
+ b->pins[46].uart.mux_total = 0;
+ gpio_mux_groups[46] = MUX_UART1;
+
+ strncpy(b->pins[45].name, "GPIO45", MRAA_PIN_NAME_SIZE);
+ b->pins[45].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
+ b->pins[45].gpio.pinmap = 45;
+ b->pins[45].uart.parent_id = 1;
+ b->pins[45].uart.mux_total = 0;
+ gpio_mux_groups[45] = MUX_UART1;
+
+ strncpy(b->pins[13].name, "GPIO13", MRAA_PIN_NAME_SIZE);
+ b->pins[13].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
+ b->pins[13].gpio.pinmap = 13;
+ b->pins[13].uart.parent_id = 1;
+ b->pins[13].uart.mux_total = 0;
+ gpio_mux_groups[13] = MUX_UART0;
+
+ strncpy(b->pins[12].name, "GPIO12", MRAA_PIN_NAME_SIZE);
+ b->pins[12].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
+ b->pins[12].gpio.pinmap = 12;
+ b->pins[12].uart.parent_id = 0;
+ b->pins[12].uart.mux_total = 0;
+ gpio_mux_groups[12] = MUX_UART0;
+
+ strncpy(b->pins[5].name, "GPIO5", MRAA_PIN_NAME_SIZE);
+ b->pins[5].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 1, 0, 0 };
+ b->pins[5].gpio.pinmap = 5;
+ b->pins[5].i2c.pinmap = 0;
+ b->pins[5].i2c.mux_total = 0;
+ gpio_mux_groups[5] = MUX_I2C;
+
+ strncpy(b->pins[4].name, "GPIO4", MRAA_PIN_NAME_SIZE);
+ b->pins[4].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 1, 0, 0 };
+ b->pins[4].gpio.pinmap = 4;
+ b->pins[4].i2c.pinmap = 0;
+ b->pins[4].i2c.mux_total = 0;
+ gpio_mux_groups[4] = MUX_I2C;
+
+ strncpy(b->pins[6].name, "GPIO6", MRAA_PIN_NAME_SIZE);
+ b->pins[6].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 1, 0, 0, 0 };
+ b->pins[6].gpio.pinmap = 6;
+ b->pins[6].spi.pinmap = 0;
+ b->pins[6].spi.mux_total = 0;
+ gpio_mux_groups[6] = MUX_SPI_CS1;
+
+ strncpy(b->pins[7].name, "GPIO7", MRAA_PIN_NAME_SIZE);
+ b->pins[7].capabilites = (mraa_pincapabilities_t){ 1, 0, 0, 0, 1, 0, 0, 0 };
+ b->pins[7].spi.pinmap = 0;
+ b->pins[7].spi.mux_total = 0;
+
+ strncpy(b->pins[8].name, "GPIO8", MRAA_PIN_NAME_SIZE);
+ b->pins[8].capabilites = (mraa_pincapabilities_t){ 1, 0, 0, 0, 1, 0, 0, 0 };
+ b->pins[8].spi.pinmap = 0;
+ b->pins[8].spi.mux_total = 0;
+
+ strncpy(b->pins[9].name, "GPIO9", MRAA_PIN_NAME_SIZE);
+ b->pins[9].capabilites = (mraa_pincapabilities_t){ 1, 0, 0, 0, 1, 0, 0, 0 };
+ b->pins[9].spi.pinmap = 0;
+ b->pins[9].spi.mux_total = 0;
+
+ strncpy(b->pins[18].name, "GPIO18", MRAA_PIN_NAME_SIZE);
+ b->pins[18].capabilites = (mraa_pincapabilities_t){ 1, 1, 1, 0, 0, 0, 0, 0 };
+ b->pins[18].gpio.pinmap = 18;
+ b->pins[18].pwm.parent_id = 0;
+ b->pins[18].pwm.pinmap = 0;
+ gpio_mux_groups[18] = MUX_PWM0;
+
+ strncpy(b->pins[19].name, "GPIO19", MRAA_PIN_NAME_SIZE);
+ b->pins[19].capabilites = (mraa_pincapabilities_t){ 1, 1, 1, 0, 0, 0, 0, 0 };
+ b->pins[19].gpio.pinmap = 19;
+ b->pins[19].pwm.parent_id = 0;
+ b->pins[19].pwm.pinmap = 1;
+ gpio_mux_groups[19] = MUX_PWM1;
+
+ strncpy(b->pins[16].name, "GPIO16", MRAA_PIN_NAME_SIZE);
+ b->pins[16].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[16].gpio.pinmap = 16;
+ gpio_mux_groups[16] = MUX_SPI_S;
+
+ strncpy(b->pins[17].name, "GPIO17", MRAA_PIN_NAME_SIZE);
+ b->pins[17].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[17].gpio.pinmap = 17;
+ gpio_mux_groups[17] = MUX_SPI_S;
+
+ strncpy(b->pins[14].name, "GPIO14", MRAA_PIN_NAME_SIZE);
+ b->pins[14].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
+ b->pins[14].gpio.pinmap = 14;
+ gpio_mux_groups[14] = MUX_SPI_S;
- strncpy(b->pins[15].name, "P15", MRAA_PIN_NAME_SIZE);
+ strncpy(b->pins[15].name, "GPIO15", MRAA_PIN_NAME_SIZE);
b->pins[15].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
- b->pins[15].gpio.pinmap = 44;
-
- strncpy(b->pins[16].name, "P16", MRAA_PIN_NAME_SIZE);
- b->pins[16].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
- b->pins[16].gpio.pinmap = 46;
- b->pins[16].uart.parent_id = 1;
- b->pins[16].uart.mux_total = 0;
-
- strncpy(b->pins[17].name, "P17", MRAA_PIN_NAME_SIZE);
- b->pins[17].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
- b->pins[17].gpio.pinmap = 45;
- b->pins[17].uart.parent_id = 1;
- b->pins[17].uart.mux_total = 0;
-
- strncpy(b->pins[18].name, "P18", MRAA_PIN_NAME_SIZE);
- b->pins[18].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
- b->pins[18].gpio.pinmap = 13;
- b->pins[18].uart.parent_id = 1;
- b->pins[18].uart.mux_total = 0;
-
- strncpy(b->pins[19].name, "P19", MRAA_PIN_NAME_SIZE);
- b->pins[19].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 1 };
- b->pins[19].gpio.pinmap = 12;
- b->pins[19].uart.parent_id = 0;
- b->pins[19].uart.mux_total = 0;
-
- strncpy(b->pins[20].name, "P20", MRAA_PIN_NAME_SIZE);
- b->pins[20].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 1, 0, 0 };
- b->pins[20].gpio.pinmap = 5;
- b->pins[20].i2c.pinmap = 0;
- b->pins[20].i2c.mux_total = 0;
-
- strncpy(b->pins[21].name, "P21", MRAA_PIN_NAME_SIZE);
- b->pins[21].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 1, 0, 0 };
- b->pins[21].gpio.pinmap = 4;
- b->pins[21].i2c.pinmap = 0;
- b->pins[21].i2c.mux_total = 0;
-
- strncpy(b->pins[22].name, "P22", MRAA_PIN_NAME_SIZE);
- b->pins[22].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 1, 0, 0, 0 };
- b->pins[22].gpio.pinmap = 8;
- b->pins[22].spi.pinmap = 0;
- b->pins[22].spi.mux_total = 0;
-
- strncpy(b->pins[23].name, "P23", MRAA_PIN_NAME_SIZE);
- b->pins[23].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 1, 0, 0, 0 };
- b->pins[23].gpio.pinmap = 9;
- b->pins[23].spi.pinmap = 0;
- b->pins[23].spi.mux_total = 0;
-
- strncpy(b->pins[24].name, "P24", MRAA_PIN_NAME_SIZE);
- b->pins[24].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 1, 0, 0, 0 };
- b->pins[24].gpio.pinmap = 7;
- b->pins[24].spi.pinmap = 0;
- b->pins[24].spi.mux_total = 0;
-
- strncpy(b->pins[25].name, "P25", MRAA_PIN_NAME_SIZE);
- b->pins[25].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 1, 0, 0, 0 };
- b->pins[25].gpio.pinmap = 6;
- b->pins[25].spi.pinmap = 0;
- b->pins[25].spi.mux_total = 0;
-
- strncpy(b->pins[26].name, "P26", MRAA_PIN_NAME_SIZE);
- b->pins[26].capabilites = (mraa_pincapabilities_t){ 1, 1, 1, 0, 0, 0, 0, 0 };
- b->pins[26].gpio.pinmap = 18;
-
- strncpy(b->pins[27].name, "P27", MRAA_PIN_NAME_SIZE);
- b->pins[27].capabilites = (mraa_pincapabilities_t){ 1, 1, 1, 0, 0, 0, 0, 0 };
- b->pins[27].gpio.pinmap = 19;
-
- strncpy(b->pins[28].name, "P28", MRAA_PIN_NAME_SIZE);
- b->pins[28].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
- b->pins[28].gpio.pinmap = 16;
-
- strncpy(b->pins[29].name, "P29", MRAA_PIN_NAME_SIZE);
- b->pins[29].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
- b->pins[29].gpio.pinmap = 17;
-
- strncpy(b->pins[30].name, "P30", MRAA_PIN_NAME_SIZE);
- b->pins[30].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
- b->pins[30].gpio.pinmap = 14;
-
- strncpy(b->pins[31].name, "P31", MRAA_PIN_NAME_SIZE);
- b->pins[31].capabilites = (mraa_pincapabilities_t){ 1, 1, 0, 0, 0, 0, 0, 0 };
- b->pins[31].gpio.pinmap = 15;
+ b->pins[15].gpio.pinmap = 15;
+ gpio_mux_groups[15] = MUX_SPI_S;
// BUS DEFINITIONS
b->i2c_bus_count = 1;
b->def_i2c_bus = 0;
- b->i2c_bus[0].bus_id = 0;
- b->i2c_bus[0].sda = 20;
- b->i2c_bus[0].scl = 21;
+ b->i2c_bus[0].bus_id = 0;
+ b->i2c_bus[0].sda = 5;
+ b->i2c_bus[0].scl = 4;
b->spi_bus_count = 1;
b->def_spi_bus = 0;
- b->spi_bus[0].bus_id = 0;
- b->spi_bus[0].slave_s = 0;
- b->spi_bus[0].cs = 25;
- b->spi_bus[0].mosi = 22;
- b->spi_bus[0].miso = 23;
- b->spi_bus[0].sclk = 21;
+ b->spi_bus[0].bus_id = 32766;
+ b->spi_bus[0].slave_s = 1;
+ b->spi_bus[0].cs = 6;
+ b->spi_bus[0].mosi = 8;
+ b->spi_bus[0].miso = 9;
+ b->spi_bus[0].sclk = 7;
b->uart_dev_count = 3;
b->def_uart_dev = 0;
- b->uart_dev[0].rx = 18;
- b->uart_dev[0].tx = 19;
-
- b->uart_dev[1].rx = 16;
- b->uart_dev[1].tx = 17;
-
- b->uart_dev[2].rx = 9;
- b->uart_dev[2].tx = 8;
+ b->uart_dev[0].rx = 13;
+ b->uart_dev[0].tx = 12;
+ b->uart_dev[0].device_path = "/dev/ttyS0";
+ b->uart_dev[1].rx = 46;
+ b->uart_dev[1].tx = 45;
+ b->uart_dev[1].device_path = "/dev/ttyS1";
+ b->uart_dev[2].rx = 21;
+ b->uart_dev[2].tx = 20;
+ b->uart_dev[2].device_path = "/dev/ttyS2";
b->gpio_count = 0;
- int i;
for (i = 0; i < b->phy_pin_count; i++) {
if (b->pins[i].capabilites.gpio) {
b->gpio_count++;
--- a/src/gpio/gpio.c
+++ b/src/gpio/gpio.c
@@ -113,6 +113,8 @@
close(export);
}
+ mraa_gpio_use_mmaped(dev, 1);
+
init_internal_cleanup:
if (status != MRAA_SUCCESS) {
if (dev != NULL)