From 68c3a1f238be808b23573dbd19bcfc135d25bd03 Mon Sep 17 00:00:00 2001 From: Keith Packard Date: Mon, 27 Mar 2023 21:26:41 -0700 Subject: [PATCH] altos/lpc: Support UART on pio1_13/pio1_14 This is an alternate configuration for this chip. Signed-off-by: Keith Packard --- src/lpc/ao_serial_lpc.c | 12 ++++++++++++ src/lpc/lpc.h | 2 +- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/src/lpc/ao_serial_lpc.c b/src/lpc/ao_serial_lpc.c index db0e0b0c..1a833b38 100644 --- a/src/lpc/ao_serial_lpc.c +++ b/src/lpc/ao_serial_lpc.c @@ -157,6 +157,18 @@ ao_serial_init(void) (0 << LPC_IOCONF_INV) | (0 << LPC_IOCONF_OD)); #endif +#if SERIAL_1_13_14 + lpc_ioconf.pio1_13 = ((LPC_IOCONF_FUNC_PIO1_13_TXD << LPC_IOCONF_FUNC) | + (LPC_IOCONF_MODE_INACTIVE << LPC_IOCONF_MODE) | + (0 << LPC_IOCONF_HYS) | + (0 << LPC_IOCONF_INV) | + (0 << LPC_IOCONF_OD)); + lpc_ioconf.pio1_14 = ((LPC_IOCONF_FUNC_PIO1_14_RXD << LPC_IOCONF_FUNC) | + (LPC_IOCONF_MODE_INACTIVE << LPC_IOCONF_MODE) | + (0 << LPC_IOCONF_HYS) | + (0 << LPC_IOCONF_INV) | + (0 << LPC_IOCONF_OD)); +#endif /* Turn on the USART */ lpc_scb.sysahbclkctrl |= (1 << LPC_SCB_SYSAHBCLKCTRL_USART); diff --git a/src/lpc/lpc.h b/src/lpc/lpc.h index be0dc021..a234e24b 100644 --- a/src/lpc/lpc.h +++ b/src/lpc/lpc.h @@ -280,7 +280,7 @@ extern struct lpc_ioconf lpc_ioconf; #define LPC_IOCONF_FUNC_PIO1_14 0 #define LPC_IOCONF_FUNC_DSR 1 #define LPC_IOCONF_FUNC_PIO1_14_CT16B0_MAT1 2 -#define LPC_IOCONF_FUNC_PIO1_13_RXD 3 +#define LPC_IOCONF_FUNC_PIO1_14_RXD 3 /* PIO1_15 */ #define LPC_IOCONF_FUNC_PIO1_15 0 -- 2.30.2