@@ -106,6 +106,14 @@ static void add_mtd_concat_notifier(void)
register_mtd_user(¬);
}
+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)
{
@@ -12,6 +12,7 @@
#include <linux/spi/flash.h>
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;
#endif /* _ATH79_DEV_M25P80_H */
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@gmail.com> --- target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.c | 8 ++++++++ target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.h | 1 + 2 files changed, 9 insertions(+)