From: Jagannadha Sutradharudu Teki <jagannadha.sutradharudu-teki@xilinx.com>
Date: Fri, 21 Jun 2013 13:49:03 +0000 (+0530)
Subject: sf: Warn to use BAR for > 16MiB flashes
X-Git-Tag: v2013.07-rc2~59^2
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b9e31be0f8adc1a55179ae3b45c9e274f4650007;p=karo-tx-uboot.git

sf: Warn to use BAR for > 16MiB flashes

Warning for > 16MiB flashes to #define CONFIG_SPI_FLASH_BAR

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
---

diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
index 51142d8f19..a468208f43 100644
--- a/drivers/mtd/spi/spi_flash.c
+++ b/drivers/mtd/spi/spi_flash.c
@@ -557,6 +557,12 @@ struct spi_flash *spi_flash_probe(unsigned int bus, unsigned int cs,
 	if (flash->memory_map)
 		printf(", mapped at %p", flash->memory_map);
 	puts("\n");
+#ifndef CONFIG_SPI_FLASH_BAR
+	if (flash->size > SPI_FLASH_16MB_BOUN) {
+		puts("SF: Warning - Only lower 16MiB accessible,");
+		puts(" Full access #define CONFIG_SPI_FLASH_BAR\n");
+	}
+#endif
 
 	spi_release_bus(spi);