From d979b344e5d10c8ecb075554008b707c490db672 Mon Sep 17 00:00:00 2001
From: Uros Majstorovic <majstor@majstor.org>
Date: Sun, 16 Feb 2025 20:17:43 +0100
Subject: drivers made independent from microcontroller/os

---
 fw/fe310/eos/dev/sdcard.c | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 fw/fe310/eos/dev/sdcard.c

(limited to 'fw/fe310/eos/dev/sdcard.c')

diff --git a/fw/fe310/eos/dev/sdcard.c b/fw/fe310/eos/dev/sdcard.c
new file mode 100644
index 0000000..1edad96
--- /dev/null
+++ b/fw/fe310/eos/dev/sdcard.c
@@ -0,0 +1,38 @@
+#include <stdlib.h>
+#include <stdint.h>
+
+#include "eos.h"
+
+#include "board.h"
+#include "spi.h"
+
+#include "drv/sdcard.h"
+#include "sdcard.h"
+
+#ifdef EOS_DEBUG
+#include <stdio.h>
+#endif
+
+void eos_sdc_insert(int sdc_det) {
+    int rv;
+
+    rv = EOS_OK;
+    if (sdc_det) {
+        eos_spi_set_div(EOS_SPI_DEV_SDC, 1024);     // 100 - 400 kHz
+
+        rv = eos_spi_select(EOS_SPI_DEV_SDC);
+        if (rv) goto sdc_insert_fin;
+
+        rv = sdc_init(1000);
+        eos_spi_deselect();
+
+sdc_insert_fin:
+        eos_spi_set_div(EOS_SPI_DEV_SDC, SPI_DIV_SDC);
+    } else {
+        sdc_clear();
+    }
+
+#ifdef EOS_DEBUG
+    if (rv) printf("SDC INSERT ERR:%d\n", rv);
+#endif
+}
-- 
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