X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=drivers%2Fmtd%2Fspi%2Fsf_probe.c;h=ca127155b50182dda8ccc0b5c0106702a3f30ea0;hp=4251b1be192f13bb14e5abbe8db66f397dcc50a3;hb=0efc02499f9131bd7e1689ebb8d626ef12387de4;hpb=3be2bdf5dc69b3142c1162a59bc67191c9077567

diff --git a/drivers/mtd/spi/sf_probe.c b/drivers/mtd/spi/sf_probe.c
index 4251b1be19..ca127155b5 100644
--- a/drivers/mtd/spi/sf_probe.c
+++ b/drivers/mtd/spi/sf_probe.c
@@ -5,7 +5,7 @@
  * Copyright (C) 2010 Reinhard Meyer, EMK Elektronik
  * Copyright (C) 2013 Jagannadha Sutradharudu Teki, Xilinx Inc.
  *
- * Licensed under the GPL-2 or later.
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
@@ -25,7 +25,7 @@ DECLARE_GLOBAL_DATA_PTR;
  * @jedec:		Device jedec ID (0x[1byte_manuf_id][2byte_dev_id])
  * @ext_jedec:		Device ext_jedec ID
  * @sector_size:	Sector size of this device
- * @nr_sectors:	No.of sectors on this device
+ * @nr_sectors:		No.of sectors on this device
  * @flags:		Importent param, for flash specific behaviour
  */
 struct spi_flash_params {
@@ -46,6 +46,7 @@ static const struct spi_flash_params spi_flash_params_table[] = {
 	{"AT45DB161D",	   0x1f2600, 0x0,	64 * 1024,    32,	       SECT_4K},
 	{"AT45DB321D",	   0x1f2700, 0x0,	64 * 1024,    64,	       SECT_4K},
 	{"AT45DB641D",	   0x1f2800, 0x0,	64 * 1024,   128,	       SECT_4K},
+	{"AT25DF321",      0x1f4701, 0x0,	64 * 1024,    64,	       SECT_4K},
 #endif
 #ifdef CONFIG_SPI_FLASH_EON		/* EON */
 	{"EN25Q32B",	   0x1c3016, 0x0,	64 * 1024,    64,	             0},
@@ -139,7 +140,7 @@ static const struct spi_flash_params spi_flash_params_table[] = {
 #endif
 	/*
 	 * Note:
-	 * Below paired flash devices has similar spi_flash_params params.
+	 * Below paired flash devices has similar spi_flash params.
 	 * (S25FL129P_64K, S25FL128S_64K)
 	 * (W25Q80BL, W25Q80BV)
 	 * (W25Q16CL, W25Q16DV)
@@ -188,6 +189,7 @@ static struct spi_flash *spi_flash_validate_params(struct spi_slave *spi,
 	}
 	memset(flash, '\0', sizeof(*flash));
 
+	/* Assign spi data */
 	flash->spi = spi;
 	flash->name = params->name;
 	flash->memory_map = spi->memory_map;
@@ -283,16 +285,13 @@ int spi_flash_decode_fdt(const void *blob, struct spi_flash *flash)
 }
 #endif /* CONFIG_OF_CONTROL */
 
-struct spi_flash *spi_flash_probe(unsigned int bus, unsigned int cs,
-		unsigned int max_hz, unsigned int spi_mode)
+static struct spi_flash *spi_flash_probe_slave(struct spi_slave *spi)
 {
-	struct spi_slave *spi;
 	struct spi_flash *flash = NULL;
 	u8 idcode[5];
 	int ret;
 
 	/* Setup spi_slave */
-	spi = spi_setup_slave(bus, cs, max_hz, spi_mode);
 	if (!spi) {
 		printf("SF: Failed to set up slave\n");
 		return NULL;
@@ -356,6 +355,26 @@ err_claim_bus:
 	return NULL;
 }
 
+struct spi_flash *spi_flash_probe(unsigned int bus, unsigned int cs,
+		unsigned int max_hz, unsigned int spi_mode)
+{
+	struct spi_slave *spi;
+
+	spi = spi_setup_slave(bus, cs, max_hz, spi_mode);
+	return spi_flash_probe_slave(spi);
+}
+
+#ifdef CONFIG_OF_SPI_FLASH
+struct spi_flash *spi_flash_probe_fdt(const void *blob, int slave_node,
+				      int spi_node)
+{
+	struct spi_slave *spi;
+
+	spi = spi_setup_slave_fdt(blob, slave_node, spi_node);
+	return spi_flash_probe_slave(spi);
+}
+#endif
+
 void spi_flash_free(struct spi_flash *flash)
 {
 	spi_free_slave(flash->spi);