summaryrefslogtreecommitdiffstats
path: root/target/linux/brcm63xx/patches-3.9/028-MIPS-BCM63XX-add-flash-detection-for-BCM6362.patch
blob: 38125a50e9716b7b86a5167df53c61d9d4ca44b3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
From 01034e48e72783ced82a050e862f82ee3dfdb783 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Mon, 21 Nov 2011 00:48:52 +0100
Subject: [PATCH 7/7] MIPS: BCM63XX: add flash detection for BCM6362

BCM6362 support booting from SPI flash and NAND.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
---
 arch/mips/bcm63xx/dev-flash.c                     |    6 ++++++
 arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h |    1 +
 2 files changed, 7 insertions(+)

--- a/arch/mips/bcm63xx/dev-flash.c
+++ b/arch/mips/bcm63xx/dev-flash.c
@@ -77,6 +77,12 @@ static int __init bcm63xx_detect_flash_t
 			return BCM63XX_FLASH_TYPE_PARALLEL;
 		else
 			return BCM63XX_FLASH_TYPE_SERIAL;
+	case BCM6362_CPU_ID:
+		val = bcm_misc_readl(MISC_STRAPBUS_6362_REG);
+		if (val & STRAPBUS_6362_BOOT_SEL_SERIAL)
+			return BCM63XX_FLASH_TYPE_SERIAL;
+		else
+			return BCM63XX_FLASH_TYPE_NAND;
 	case BCM6368_CPU_ID:
 		val = bcm_gpio_readl(GPIO_STRAPBUS_REG);
 		switch (val & STRAPBUS_6368_BOOT_SEL_MASK) {
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -1372,6 +1372,7 @@
 
 #define MISC_STRAPBUS_6362_REG		0x14
 #define STRAPBUS_6362_FCVO_SHIFT	1
+#define STRAPBUS_6362_HSSPI_CLK_FAST	(1 << 13)
 #define STRAPBUS_6362_FCVO_MASK		(0x1f << STRAPBUS_6362_FCVO_SHIFT)
 #define STRAPBUS_6362_BOOT_SEL_SERIAL	(1 << 15)
 #define STRAPBUS_6362_BOOT_SEL_NAND	(0 << 15)