From 1bb1c7985652fa44876ebfad00360f773f1bc762 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joakim=20Nohlg=C3=A5rd?= <joakim.nohlgard@eistec.se>
Date: Sat, 17 Mar 2018 10:08:41 +0100
Subject: [PATCH] boards: Add UART LLWU config to Kinetis boards

---
 boards/common/kw41z/include/periph_conf_common.h | 7 +++++--
 boards/frdm-k22f/include/periph_conf.h           | 1 +
 boards/frdm-k64f/include/periph_conf.h           | 1 +
 boards/mulle/include/periph_conf.h               | 2 ++
 boards/pba-d-01-kw2x/include/periph_conf.h       | 2 ++
 boards/teensy31/include/periph_conf.h            | 2 ++
 6 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/boards/common/kw41z/include/periph_conf_common.h b/boards/common/kw41z/include/periph_conf_common.h
index 0df5c16cf000c..811df7333068e 100644
--- a/boards/common/kw41z/include/periph_conf_common.h
+++ b/boards/common/kw41z/include/periph_conf_common.h
@@ -115,12 +115,15 @@ static const uart_conf_t uart_config[] = {
         .scgc_bit = SIM_SCGC5_LPUART0_SHIFT,
         .mode   = UART_MODE_8N1,
         .type   = KINETIS_LPUART,
+        .llwu_rx = LLWU_WAKEUP_PIN_PTC6,
     },
 };
 #define UART_NUMOF          (sizeof(uart_config) / sizeof(uart_config[0]))
 #define LPUART_0_ISR        isr_lpuart0
-/* Use MCGIRCLK (internal reference 4 MHz clock) */
-#define LPUART_0_SRC        3
+/* Use MCGIRCLK (4 MHz internal reference - not available <= KINETIS_PM_LLS) */
+#define LPUART_0_SRC                    3
+#define UART_CLOCK_PM_BLOCKER           KINETIS_PM_LLS
+#define UART_MAX_UNCLOCKED_BAUDRATE     19200ul
 /** @} */
 
 /**
diff --git a/boards/frdm-k22f/include/periph_conf.h b/boards/frdm-k22f/include/periph_conf.h
index 1e44cdb58207a..264d320919908 100644
--- a/boards/frdm-k22f/include/periph_conf.h
+++ b/boards/frdm-k22f/include/periph_conf.h
@@ -114,6 +114,7 @@ static const uart_conf_t uart_config[] = {
         .scgc_bit = SIM_SCGC4_UART1_SHIFT,
         .mode   = UART_MODE_8N1,
         .type   = KINETIS_UART,
+        .llwu_rx = LLWU_WAKEUP_PIN_PTE1,
     },
     {
         .dev    = UART0,
diff --git a/boards/frdm-k64f/include/periph_conf.h b/boards/frdm-k64f/include/periph_conf.h
index 41561aaa32dfb..3b054b0fd19f0 100644
--- a/boards/frdm-k64f/include/periph_conf.h
+++ b/boards/frdm-k64f/include/periph_conf.h
@@ -115,6 +115,7 @@ static const uart_conf_t uart_config[] = {
         .scgc_bit = SIM_SCGC4_UART0_SHIFT,
         .mode   = UART_MODE_8N1,
         .type   = KINETIS_UART,
+        .llwu_rx = LLWU_WAKEUP_PIN_UNDEF,
     },
 };
 
diff --git a/boards/mulle/include/periph_conf.h b/boards/mulle/include/periph_conf.h
index fa35056f1e556..21368f1b165ff 100644
--- a/boards/mulle/include/periph_conf.h
+++ b/boards/mulle/include/periph_conf.h
@@ -138,6 +138,7 @@ static const uart_conf_t uart_config[] = {
         .scgc_bit = SIM_SCGC4_UART0_SHIFT,
         .mode   = UART_MODE_8N1,
         .type   = KINETIS_UART,
+        .llwu_rx = LLWU_WAKEUP_PIN_UNDEF,
     },
     {
         .dev    = UART1,
@@ -151,6 +152,7 @@ static const uart_conf_t uart_config[] = {
         .scgc_bit = SIM_SCGC4_UART1_SHIFT,
         .mode   = UART_MODE_8N1,
         .type   = KINETIS_UART,
+        .llwu_rx = LLWU_WAKEUP_PIN_PTC3,
     },
 };
 
diff --git a/boards/pba-d-01-kw2x/include/periph_conf.h b/boards/pba-d-01-kw2x/include/periph_conf.h
index c8afe2c38c3ea..11598625321eb 100644
--- a/boards/pba-d-01-kw2x/include/periph_conf.h
+++ b/boards/pba-d-01-kw2x/include/periph_conf.h
@@ -108,6 +108,7 @@ static const uart_conf_t uart_config[] = {
         .scgc_bit = SIM_SCGC4_UART2_SHIFT,
         .mode   = UART_MODE_8N1,
         .type   = KINETIS_UART,
+        .llwu_rx = LLWU_WAKEUP_PIN_PTD2,
     },
     {
         .dev    = UART0,
@@ -121,6 +122,7 @@ static const uart_conf_t uart_config[] = {
         .scgc_bit = SIM_SCGC4_UART0_SHIFT,
         .mode   = UART_MODE_8N1,
         .type   = KINETIS_UART,
+        .llwu_rx = LLWU_WAKEUP_PIN_PTD6,
     }
 };
 
diff --git a/boards/teensy31/include/periph_conf.h b/boards/teensy31/include/periph_conf.h
index c9024e04dd800..c87900b6fb6f8 100644
--- a/boards/teensy31/include/periph_conf.h
+++ b/boards/teensy31/include/periph_conf.h
@@ -113,6 +113,7 @@ static const uart_conf_t uart_config[] = {
         .scgc_bit = SIM_SCGC4_UART0_SHIFT,
         .mode   = UART_MODE_8N1,
         .type   = KINETIS_UART,
+        .llwu_rx = LLWU_WAKEUP_PIN_UNDEF,
     },
     {
         .dev    = UART1,
@@ -126,6 +127,7 @@ static const uart_conf_t uart_config[] = {
         .scgc_bit = SIM_SCGC4_UART1_SHIFT,
         .mode   = UART_MODE_8N1,
         .type   = KINETIS_UART,
+        .llwu_rx = LLWU_WAKEUP_PIN_PTC3,
     },
 };