diff options
Diffstat (limited to 'src/lpc')
| -rw-r--r-- | src/lpc/ao_arch_funcs.h | 16 | ||||
| -rw-r--r-- | src/lpc/ao_led_lpc.c | 11 | ||||
| -rw-r--r-- | src/lpc/ao_spi_lpc.c | 8 |
3 files changed, 28 insertions, 7 deletions
diff --git a/src/lpc/ao_arch_funcs.h b/src/lpc/ao_arch_funcs.h index 21a7a8e5..69f2cbfb 100644 --- a/src/lpc/ao_arch_funcs.h +++ b/src/lpc/ao_arch_funcs.h @@ -30,8 +30,19 @@ #define ao_gpio_get(port, bit, pin) (lpc_gpio.byte[lpc_all_bit(port,bit)]) +#define PORT0_JTAG_REGS ((1 << 11) | (1 << 12) | (1 << 14)) + +static inline void lpc_set_gpio(int port, int bit) { + if (port == 0 && (1 << bit) & (PORT0_JTAG_REGS)) { + vuint32_t *_ioconf = &lpc_ioconf.pio0_0 + ((port)*24+(bit)); + + *_ioconf = (*_ioconf & ~LPC_IOCONF_FUNC_MASK) | LPC_IOCONF_FUNC_PIO0_11; + } +} + #define ao_enable_output(port,bit,pin,v) do { \ ao_enable_port(port); \ + lpc_set_gpio(port,bit); \ ao_gpio_set(port, bit, pin, v); \ lpc_gpio.dir[port] |= (1 << bit); \ } while (0) @@ -52,6 +63,7 @@ #define ao_enable_input(port,bit,mode) do { \ ao_enable_port(port); \ + lpc_set_gpio(port,bit); \ lpc_gpio.dir[port] &= ~(1 << bit); \ ao_gpio_set_mode(port,bit,mode); \ } while (0) @@ -201,7 +213,7 @@ void ao_spi_put(uint8_t spi_index); void -ao_spi_send(void *block, uint16_t len, uint8_t spi_index); +ao_spi_send(const void *block, uint16_t len, uint8_t spi_index); void ao_spi_send_fixed(uint8_t value, uint16_t len, uint8_t spi_index); @@ -210,7 +222,7 @@ void ao_spi_recv(void *block, uint16_t len, uint8_t spi_index); void -ao_spi_duplex(void *out, void *in, uint16_t len, uint8_t spi_index); +ao_spi_duplex(const void *out, void *in, uint16_t len, uint8_t spi_index); extern uint16_t ao_spi_speed[LPC_NUM_SPI]; diff --git a/src/lpc/ao_led_lpc.c b/src/lpc/ao_led_lpc.c index d983437c..a0b293b9 100644 --- a/src/lpc/ao_led_lpc.c +++ b/src/lpc/ao_led_lpc.c @@ -59,6 +59,15 @@ void ao_led_init(AO_PORT_TYPE enable) { ao_led_enable = enable; - lpc_scb.sysahbclkctrl |= (1 << LPC_SCB_SYSAHBCLKCTRL_GPIO); + ao_enable_port(LED_PORT); + if (LED_PORT == 0) { + if (enable & (1 << 11)) + lpc_ioconf.pio0_11 = LPC_IOCONF_FUNC_PIO0_11 | (1 << LPC_IOCONF_ADMODE); + if (enable & (1 << 12)) + lpc_ioconf.pio0_12 = LPC_IOCONF_FUNC_PIO0_12 | (1 << LPC_IOCONF_ADMODE); + if (enable & (1 << 14)) + lpc_ioconf.pio0_14 = LPC_IOCONF_FUNC_PIO0_14 | (1 << LPC_IOCONF_ADMODE); + } lpc_gpio.dir[LED_PORT] |= enable; + ao_led_off(enable); } diff --git a/src/lpc/ao_spi_lpc.c b/src/lpc/ao_spi_lpc.c index e72b8286..bc8f9c69 100644 --- a/src/lpc/ao_spi_lpc.c +++ b/src/lpc/ao_spi_lpc.c @@ -43,9 +43,9 @@ static struct lpc_ssp * const ao_lpc_ssp[LPC_NUM_SPI] = { &lpc_ssp0, &lpc_ssp1 } } while (0) void -ao_spi_send(void *block, uint16_t len, uint8_t id) +ao_spi_send(const void *block, uint16_t len, uint8_t id) { - uint8_t *b = block; + const uint8_t *b = block; struct lpc_ssp *lpc_ssp = ao_lpc_ssp[id]; spi_loop(len, *b++, (void)); @@ -69,9 +69,9 @@ ao_spi_recv(void *block, uint16_t len, uint8_t id) } void -ao_spi_duplex(void *out, void *in, uint16_t len, uint8_t id) +ao_spi_duplex(const void *out, void *in, uint16_t len, uint8_t id) { - uint8_t *o = out; + const uint8_t *o = out; uint8_t *i = in; struct lpc_ssp *lpc_ssp = ao_lpc_ssp[id]; |