1 files changed, 0 insertions, 84 deletions
diff --git a/target/linux/brcm63xx/patches-4.1/345-MIPS-BCM63XX-fixup-mapped-SPI-flash-access-on-boot.patch b/target/linux/brcm63xx/patches-4.1/345-MIPS-BCM63XX-fixup-mapped-SPI-flash-access-on-boot.patch
deleted file mode 100644
index c8bef13625..0000000000
--- a/target/linux/brcm63xx/patches-4.1/345-MIPS-BCM63XX-fixup-mapped-SPI-flash-access-on-boot.patch
+++ /dev/null
@@ -1,84 +0,0 @@
-From 1cacd0f7b0d35f8e3d3f8a69ecb3b5e436d6b9e8 Mon Sep 17 00:00:00 2001
-From: Jonas Gorski <jogo@openwrt.org>
-Date: Sun, 22 Dec 2013 13:25:25 +0100
-Subject: [PATCH 52/56] MIPS: BCM63XX: fixup mapped SPI flash access on boot
-
-Some bootloaders leave the flash access in an invalid state with dual
-read enabled; fix it by disabling it and falling back to simple fast
-reads.
-
-Signed-off-by: Jonas Gorski <jogo@openwrt.org>
----
- arch/mips/bcm63xx/dev-flash.c | 51 ++++++++++++++++++++++++++++++++++++
- 1 file changed, 51 insertions(+)
-
---- a/arch/mips/bcm63xx/dev-flash.c
-+++ b/arch/mips/bcm63xx/dev-flash.c
-@@ -16,6 +16,7 @@
- #include <linux/mtd/mtd.h>
- #include <linux/mtd/partitions.h>
- #include <linux/mtd/physmap.h>
-+#include <linux/mtd/spi-nor.h>
- 
- #include <bcm63xx_cpu.h>
- #include <bcm63xx_dev_flash.h>
-@@ -110,9 +111,59 @@ static int __init bcm63xx_detect_flash_t
- 	}
- }
- 
-+#define HSSPI_FLASH_CTRL_REG		0x14
-+#define FLASH_CTRL_READ_OPCODE_MASK	0xff
-+#define FLASH_CTRL_ADDR_BYTES_MASK	(0x3 << 8)
-+#define FLASH_CTRL_ADDR_BYTES_2		(0 << 8)
-+#define FLASH_CTRL_ADDR_BYTES_3		(1 << 8)
-+#define FLASH_CTRL_ADDR_BYTES_4		(2 << 8)
-+#define FLASH_CTRL_DUMMY_BYTES_SHIFT	10
-+#define FLASH_CTRL_DUMMY_BYTES_MASK	(0x3 << FLASH_CTRL_DUMMY_BYTES_SHIFT)
-+#define FLASH_CTRL_MB_EN		(1 << 23)
-+
- void __init bcm63xx_flash_detect(void)
- {
- 	flash_type = bcm63xx_detect_flash_type();
-+
-+	/* ensure flash mapping has sane values */
-+	if (flash_type == BCM63XX_FLASH_TYPE_SERIAL &&
-+	    (BCMCPU_IS_6318() || BCMCPU_IS_6328() || BCMCPU_IS_6362() ||
-+	     BCMCPU_IS_63268())) {
-+		u32 val = bcm_rset_readl(RSET_HSSPI, HSSPI_FLASH_CTRL_REG);
-+
-+		if (val & FLASH_CTRL_MB_EN) {
-+			/* cfe might configure non working dual-io mode */
-+			val &= ~FLASH_CTRL_MB_EN;
-+			val &= ~FLASH_CTRL_READ_OPCODE_MASK;
-+			val &= ~FLASH_CTRL_DUMMY_BYTES_MASK;
-+			val |= 1 << FLASH_CTRL_DUMMY_BYTES_SHIFT;
-+
-+			switch (val & FLASH_CTRL_ADDR_BYTES_MASK) {
-+			case FLASH_CTRL_ADDR_BYTES_3:
-+				val |= SPINOR_OP_READ_FAST;
-+				break;
-+			case FLASH_CTRL_ADDR_BYTES_4:
-+				val |= SPINOR_OP_READ4_FAST;
-+				break;
-+			case FLASH_CTRL_ADDR_BYTES_2:
-+			default:
-+				pr_warn("unsupported address byte mode (%x), not fixing up\n",
-+					val & FLASH_CTRL_ADDR_BYTES_MASK);
-+				return;
-+			}
-+		} else {
-+			/* ensure dummy bytes is set to 1 for _FAST reads */
-+			u8 cmd = val & FLASH_CTRL_READ_OPCODE_MASK;
-+
-+			if (cmd != SPINOR_OP_READ_FAST && cmd != SPINOR_OP_READ4_FAST)
-+				return;
-+
-+			val &= ~FLASH_CTRL_DUMMY_BYTES_MASK;
-+			val |= 1 << FLASH_CTRL_DUMMY_BYTES_SHIFT;
-+		}
-+
-+		bcm_rset_writel(RSET_HSSPI, val, HSSPI_FLASH_CTRL_REG);
-+	}
- }
- 
- int __init bcm63xx_flash_register(void)