From fff40a7e02092eee11970e7001c8560df419cac1 Mon Sep 17 00:00:00 2001
From: Dan Murphy <dmurphy@ti.com>
Date: Mon, 3 Feb 2014 06:59:01 -0600
Subject: common: spl: Add spl sata boot support

Add spl_sata to read a fat partition from a bootable SATA
drive.

Signed-off-by: Dan Murphy <dmurphy@ti.com>
Reviewed-by: Roger Quadros <rogerq@ti.com>
---
 common/spl/spl_sata.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 common/spl/spl_sata.c

(limited to 'common/spl/spl_sata.c')

diff --git a/common/spl/spl_sata.c b/common/spl/spl_sata.c
new file mode 100644
index 0000000..2e7adca
--- /dev/null
+++ b/common/spl/spl_sata.c
@@ -0,0 +1,49 @@
+/*
+ * (C) Copyright 2013
+ * Texas Instruments, <www.ti.com>
+ *
+ * Dan Murphy <dmurphy@ti.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ *
+ * Derived work from spl_usb.c
+ */
+
+#include <common.h>
+#include <spl.h>
+#include <asm/u-boot.h>
+#include <sata.h>
+#include <fat.h>
+#include <version.h>
+#include <image.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void spl_sata_load_image(void)
+{
+	int err;
+	block_dev_desc_t *stor_dev;
+
+	err = init_sata(CONFIG_SPL_SATA_BOOT_DEVICE);
+	if (err) {
+#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
+		printf("spl: sata init failed: err - %d\n", err);
+#endif
+		hang();
+	} else {
+		/* try to recognize storage devices immediately */
+		stor_dev = scsi_get_dev(0);
+	}
+
+#ifdef CONFIG_SPL_OS_BOOT
+	if (spl_start_uboot() || spl_load_image_fat_os(stor_dev,
+									CONFIG_SYS_SATA_FAT_BOOT_PARTITION))
+#endif
+	err = spl_load_image_fat(stor_dev,
+				CONFIG_SYS_SATA_FAT_BOOT_PARTITION,
+				CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME);
+	if (err) {
+		puts("Error loading sata device\n");
+		hang();
+	}
+}
-- 
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