Changeset 47952

Timestamp:

2015-12-19T12:32:20+01:00 (2 years ago)

Author:

nbd

Message:

ar71xx: Add ath79_register_m25p80_large to support >16MB SPI chips

The following patch is to add ath79_register_m25p80_large, which sets
is_flash to false to support bit banging. This is needed on some 32MB+
SPI chips, such as the S25FL256S1

Signed-off-by: Chris R Blake <chrisrblake93@…>

Location:

trunk/target/linux/ar71xx/files/arch/mips/ath79

Files:

• dev-m25p80.c (modified) (1 diff)
• dev-m25p80.h (modified) (1 diff)

trunk/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.c

@@ -107 +107 @@
 }
 
+void __init ath79_register_m25p80_large(struct flash_platform_data *pdata)
+{
+        ath79_spi_data.bus_num = 0;
+        ath79_spi_data.num_chipselect = 1;
+        ath79_spi0_cdata.is_flash = false;
+        ath79_spi_info[0].platform_data = pdata;
+        ath79_register_spi(&ath79_spi_data, ath79_spi_info, 1);
+}
 
 void __init ath79_register_m25p80_multi(struct flash_platform_data *pdata)

trunk/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.h

@@ -13 +13 @@
 
 void ath79_register_m25p80(struct flash_platform_data *pdata) __init;
+void ath79_register_m25p80_large(struct flash_platform_data *pdata) __init;
 void ath79_register_m25p80_multi(struct flash_platform_data *pdata) __init;