From 2964bda23c98b81b6853f542e98fb3d55dafa14c Mon Sep 17 00:00:00 2001
From: jaseg <git-bigdata-wsl-arch@jaseg.de>
Date: Tue, 25 Feb 2020 18:05:14 +0100
Subject: Add beginnings of a SPI flash driver

---
 controller/fw/spi_flash.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 controller/fw/spi_flash.h

(limited to 'controller/fw/spi_flash.h')

diff --git a/controller/fw/spi_flash.h b/controller/fw/spi_flash.h
new file mode 100644
index 0000000..933d8c9
--- /dev/null
+++ b/controller/fw/spi_flash.h
@@ -0,0 +1,23 @@
+#ifndef __SPI_FLASH_H__
+#define __SPI_FLASH_H__
+
+#include <stdbool.h>
+#include <stdint.h>
+
+struct spi_mem_id {
+    size_t size;
+    uint8_t mfg_id;
+    uint8_t type;
+};
+
+struct spi_flash_if {
+    struct spi_mem_id id;
+    uint32_t spi_base;
+    void (*cs)(bool val);
+};
+
+int spif_init(struct spi_mem_id *mem_data);
+void spif_deep_power_down(struct spi_flash_if *spif);
+void spif_wakeup(struct spi_flash_if *spif);
+
+#endif /* __SPI_FLASH_H__ */
-- 
cgit