openwrt-owl/package/boot/uboot-lantiq/patches/0002-sf-handle-CONFIG_MANUA...

47 lines
1.3 KiB
Diff

From 60e8a35f0efa5a7e5d797a3f239971c84061ef11 Mon Sep 17 00:00:00 2001
From: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Date: Tue, 6 Nov 2012 21:39:47 +0100
Subject: sf: handle CONFIG_MANUAL_RELOC
Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
--- a/drivers/mtd/spi/spi_flash.c
+++ b/drivers/mtd/spi/spi_flash.c
@@ -293,7 +293,7 @@ int spi_flash_cmd_write_status(struct sp
*/
#define IDCODE_CONT_LEN 0
#define IDCODE_PART_LEN 5
-static const struct {
+static struct {
const u8 shift;
const u8 idcode;
struct spi_flash *(*probe) (struct spi_slave *spi, u8 *idcode);
@@ -335,6 +335,10 @@ static const struct {
};
#define IDCODE_LEN (IDCODE_CONT_LEN + IDCODE_PART_LEN)
+#ifdef CONFIG_NEEDS_MANUAL_RELOC
+DECLARE_GLOBAL_DATA_PTR;
+#endif
+
struct spi_flash *spi_flash_probe(unsigned int bus, unsigned int cs,
unsigned int max_hz, unsigned int spi_mode)
{
@@ -342,6 +346,16 @@ struct spi_flash *spi_flash_probe(unsign
struct spi_flash *flash = NULL;
int ret, i, shift;
u8 idcode[IDCODE_LEN], *idp;
+#ifdef CONFIG_NEEDS_MANUAL_RELOC
+ static int relocated;
+
+ if (!relocated) {
+ for (i = 0; i < ARRAY_SIZE(flashes); i++)
+ flashes[i].probe += gd->reloc_off;
+
+ relocated = 1;
+ }
+#endif
spi = spi_setup_slave(bus, cs, max_hz, spi_mode);
if (!spi) {