From f74dae180b846c125f6981305e0f984805fb570a Mon Sep 17 00:00:00 2001
From: Michael Ossmann <mike@ossmann.com>
Date: Fri, 24 Aug 2012 13:57:27 -0600
Subject: [PATCH] sgpio-rx updates for testing with Lollipop

---
 firmware/sgpio-rx/Makefile   |  3 ++-
 firmware/sgpio-rx/sgpio-rx.c | 28 ++++++++++++++++++++++++++--
 2 files changed, 28 insertions(+), 3 deletions(-)

diff --git a/firmware/sgpio-rx/Makefile b/firmware/sgpio-rx/Makefile
index ac4d565c..9f750ea3 100644
--- a/firmware/sgpio-rx/Makefile
+++ b/firmware/sgpio-rx/Makefile
@@ -6,6 +6,7 @@ SRC = $(BINARY).c \
 	../common/hackrf_core.c \
 	../common/si5351c.c \
 	../common/max2837.c \
-	../common/max5864.c
+	../common/max5864.c \
+	../common/rffc5071.c
 
 include ../common/Makefile_inc.mk
diff --git a/firmware/sgpio-rx/sgpio-rx.c b/firmware/sgpio-rx/sgpio-rx.c
index c2e00ee3..aefd86e6 100644
--- a/firmware/sgpio-rx/sgpio-rx.c
+++ b/firmware/sgpio-rx/sgpio-rx.c
@@ -29,6 +29,7 @@
 #include <hackrf_core.h>
 #include <max5864.h>
 #include <max2837.h>
+#include <rffc5071.h>
 
 void pin_setup(void) {
 	/* Configure SCU Pin Mux as GPIO */
@@ -309,7 +310,7 @@ void configure_sgpio_test_rx() {
 
 int main(void) {
 
-	const uint32_t freq = 2483000000U;
+	const uint32_t freq = 2700000000U;
 
 	pin_setup();
 	enable_1v8_power();
@@ -322,9 +323,31 @@ int main(void) {
 			| (CGU_SRC_PLL1 << CGU_BASE_CLK_SEL_SHIFT));
 	
     ssp1_init();
-    
 	ssp1_set_mode_max2837();
 	max2837_setup();
+	rffc5071_init();
+	rffc5071_config_synth_int(500);
+	rffc5071_enable_rx();
+	//rffc5071_reg_write(RFFC5071_GPO, 0x0001); /* PLL lock output on GPO4 */
+	/* lollipop */
+	uint8_t gpo = 
+			  (1 << 0)  /* SWTXB1 (!tx_bypass) */
+			| (0 << 1)  /* SWRXB1 (rx_bypass) */
+			| (1 << 2)  /* SWTXA1 (tx_hp) */
+			| (0 << 3)  /* unused */
+			| (1 << 4)  /* SWRXA1 (rx_hp) */
+			| (0 << 5); /* SWD1 (!tx_ant) */
+	/* licorice */
+	//uint8_t gpo = 
+			  //(0 << 0)  /* MIX_BYPASS */
+			//| (0 << 1)  /* AMP_BYPASS */
+			//| (0 << 2)  /* TX */
+			//| (0 << 3)  /* unused */
+			//| (0 << 4)  /* HP */
+			//| (0 << 5); /* !AMP_PWR */
+	rffc5071_reg_write(RFFC5071_GPO, (gpo << 9) | (gpo << 2) | 0x3);
+	gpio_set(PORT_LED1_3, (PIN_LED1)); /* LED1 on */
+
 	max2837_set_frequency(freq);
 	max2837_start();
 	max2837_rx();
@@ -332,6 +355,7 @@ int main(void) {
 	ssp1_set_mode_max5864();
 	max5864_xcvr();
 	configure_sgpio_test_rx();
+	gpio_set(PORT_LED1_3, (PIN_LED2)); /* LED2 on */
 
 	while (1) {