From: Keith Packard <keithp@keithp.com>
Date: Mon, 7 Nov 2022 01:47:57 +0000 (-0800)
Subject: metro-m0: Configure on-board SPI flash part
X-Git-Tag: 1.9.13~1^2~26^2~41
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=30149c4764984972eb5d482cfc51657d4ed09ed1

metro-m0: Configure on-board SPI flash part

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/src/metro-m0/ao_pins.h b/src/metro-m0/ao_pins.h
index 285d991a..c9a88275 100644
--- a/src/metro-m0/ao_pins.h
+++ b/src/metro-m0/ao_pins.h
@@ -39,7 +39,28 @@
 #define AO_AHB_PRESCALER	1
 #define AO_APBA_PRESCALER	1
 
-#define HAS_SPI_0		1
-#define SPI_0_PA08_PA09_PA10	1
+#define HAS_SPI_5		1
+#define SPI_5_PB22_PB23_PB03	1
+
+#define HAS_SPI_4		1
+#define SPI_4_PB10_PB11_PA12	1
+
+/*
+ * SPI Flash memory
+ */
+
+#define M25_MAX_CHIPS		1
+
+#if 1
+#define AO_M25_SPI_CS_PORT	(&samd21_port_a)
+#define AO_M25_SPI_CS_MASK	(1 << 13)
+#define AO_M25_SPI_BUS		AO_SPI_5_PB22_PB23_PB03
+#else
+
+#define AO_M25_SPI_CS_PORT	(&samd21_port_a)
+#define AO_M25_SPI_CS_MASK	(1 << 14) /* D2 */
+#define AO_M25_SPI_BUS		AO_SPI_4_PB10_PB11_PA12
+
+#endif
 
 #endif /* _AO_PINS_H_ */
diff --git a/src/metro-m0/metro-m0.c b/src/metro-m0/metro-m0.c
index 32b241ec..80f43672 100644
--- a/src/metro-m0/metro-m0.c
+++ b/src/metro-m0/metro-m0.c
@@ -52,6 +52,7 @@ int main(void)
 	ao_usb_init();
 	ao_cmd_register(ao_spi_cmds);
 	ao_spi_init_cs(&samd21_port_a, 1 << 11); /* analog 8 for CS */
+	ao_storage_init();
 	ao_cmd_init();
 	ao_start_scheduler();
 	return 0;