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brcm63xx: add support for chip variants 

Some SoCs have variants which are mostly the same, but use a different
chip id (or not). Add code for detecting them and handling them as
their standard counterparts.

This adds support for e.g. BCM6369.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39269 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Jonas Gorski 2014-01-13 12:13:26 +00:00
parent ef061ea83a
commit dea433a4e9
8 changed files with 258 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

77
target/linux/brcm63xx/patches-3.10/330-MIPS-BCM63XX-add-a-new-cpu-variant-helper.patch Normal file
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@ -0,0 +1,77 @@
From c50acd37b425a8a907a6f7f93aa2e658256e79ce Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sat, 7 Dec 2013 14:08:36 +0100
Subject: [PATCH 40/53] MIPS: BCM63XX: add a new cpu variant helper
---
arch/mips/bcm63xx/cpu.c | 10 ++++++++++
arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h | 18 ++++++++++++++++++
2 files changed, 28 insertions(+)
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -27,6 +27,8 @@ EXPORT_SYMBOL(bcm63xx_irqs);
u16 bcm63xx_cpu_id __read_mostly;
EXPORT_SYMBOL(bcm63xx_cpu_id);
+static u32 bcm63xx_cpu_variant __read_mostly;
+
static u8 bcm63xx_cpu_rev;
static unsigned int bcm63xx_cpu_freq;
static unsigned int bcm63xx_memory_size;
@@ -99,6 +101,13 @@ static const int bcm6368_irqs[] = {
};
+u32 bcm63xx_get_cpu_variant(void)
+{
+ return bcm63xx_cpu_variant;
+}
+
+EXPORT_SYMBOL(bcm63xx_get_cpu_variant);
+
u8 bcm63xx_get_cpu_rev(void)
{
return bcm63xx_cpu_rev;
@@ -332,6 +341,7 @@ void __init bcm63xx_cpu_init(void)
/* read out CPU type */
tmp = bcm_readl(chipid_reg);
bcm63xx_cpu_id = (tmp & REV_CHIPID_MASK) >> REV_CHIPID_SHIFT;
+ bcm63xx_cpu_variant = bcm63xx_cpu_id;
bcm63xx_cpu_rev = (tmp & REV_REVID_MASK) >> REV_REVID_SHIFT;
switch (bcm63xx_cpu_id) {
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -19,6 +19,7 @@
#define BCM6368_CPU_ID 0x6368
void __init bcm63xx_cpu_init(void);
+u32 bcm63xx_get_cpu_variant(void);
u8 bcm63xx_get_cpu_rev(void);
unsigned int bcm63xx_get_cpu_freq(void);
@@ -82,6 +83,23 @@ static inline u16 __pure bcm63xx_get_cpu
#define BCMCPU_IS_6362() (bcm63xx_get_cpu_id() == BCM6362_CPU_ID)
#define BCMCPU_IS_6368() (bcm63xx_get_cpu_id() == BCM6368_CPU_ID)
+#define BCMCPU_VARIANT_IS_3368() \
+ (bcm63xx_get_cpu_variant() == BCM3368_CPU_ID)
+#define BCMCPU_VARIANT_IS_6328() \
+ (bcm63xx_get_cpu_variant() == BCM6328_CPU_ID)
+#define BCMCPU_VARIANT_IS_6338() \
+ (bcm63xx_get_cpu_variant() == BCM6338_CPU_ID)
+#define BCMCPU_VARIANT_IS_6345() \
+ (bcm63xx_get_cpu_variant() == BCM6345_CPU_ID)
+#define BCMCPU_VARIANT_IS_6348() \
+ (bcm63xx_get_cpu_variant() == BCM6348_CPU_ID)
+#define BCMCPU_VARIANT_IS_6358() \
+ (bcm63xx_get_cpu_cariant() == BCM6358_CPU_ID)
+#define BCMCPU_VARIANT_IS_6362() \
+ (bcm63xx_get_cpu_variant() == BCM6362_CPU_ID)
+#define BCMCPU_VARIANT_IS_6368() \
+ (bcm63xx_get_cpu_variant() == BCM6368_CPU_ID)
+
/*
* While registers sets are (mostly) the same across 63xx CPU, base
* address of these sets do change.

20
target/linux/brcm63xx/patches-3.10/331-MIPS-BCM63XX-define-variant-id-field.patch Normal file
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@ -0,0 +1,20 @@
From 9cd8b4a2ee9d0e6a5b91845bdd6f4b7e114fc8c4 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sat, 7 Dec 2013 14:22:41 +0100
Subject: [PATCH 41/53] MIPS: BCM63XX: define variant id field
---
arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -9,6 +9,8 @@
#define PERF_REV_REG 0x0
#define REV_CHIPID_SHIFT 16
#define REV_CHIPID_MASK (0xffff << REV_CHIPID_SHIFT)
+#define REV_VARID_SHIFT 8
+#define REV_VARID_MASK (0xf << REV_VARID_SHIFT)
#define REV_REVID_SHIFT 0
#define REV_REVID_MASK (0xff << REV_REVID_SHIFT)

67
target/linux/brcm63xx/patches-3.10/332-MIPS-BCM63XX-detect-bcm6328-variants.patch Normal file
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@ -0,0 +1,67 @@
From 6c8d94aaf5e2f0a3327e4f69ccd980bd5617f925 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sat, 7 Dec 2013 14:30:59 +0100
Subject: [PATCH 42/53] MIPS: BCM63XX: detect bcm6328 variants
---
arch/mips/bcm63xx/cpu.c | 10 ++++++++++
arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h | 8 ++++++--
2 files changed, 16 insertions(+), 2 deletions(-)
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -304,6 +304,7 @@ void __init bcm63xx_cpu_init(void)
struct cpuinfo_mips *c = &current_cpu_data;
unsigned int cpu = smp_processor_id();
u32 chipid_reg;
+ u8 varid;
/* soc registers location depends on cpu type */
chipid_reg = 0;
@@ -343,6 +344,7 @@ void __init bcm63xx_cpu_init(void)
bcm63xx_cpu_id = (tmp & REV_CHIPID_MASK) >> REV_CHIPID_SHIFT;
bcm63xx_cpu_variant = bcm63xx_cpu_id;
bcm63xx_cpu_rev = (tmp & REV_REVID_MASK) >> REV_REVID_SHIFT;
+ varid = (tmp & REV_VARID_MASK) >> REV_VARID_SHIFT;
switch (bcm63xx_cpu_id) {
case BCM3368_CPU_ID:
@@ -352,6 +354,14 @@ void __init bcm63xx_cpu_init(void)
case BCM6328_CPU_ID:
bcm63xx_regs_base = bcm6328_regs_base;
bcm63xx_irqs = bcm6328_irqs;
+
+ if (varid == 1)
+ bcm63xx_cpu_variant = BCM63281_CPU_ID;
+ else if (varid == 3)
+ bcm63xx_cpu_variant = BCM63283_CPU_ID;
+ else
+ pr_warn("unknown BCM6328 variant: %x\n", varid);
+
break;
case BCM6338_CPU_ID:
bcm63xx_regs_base = bcm6338_regs_base;
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -11,6 +11,8 @@
*/
#define BCM3368_CPU_ID 0x3368
#define BCM6328_CPU_ID 0x6328
+#define BCM63281_CPU_ID 0x63281
+#define BCM63283_CPU_ID 0x63283
#define BCM6338_CPU_ID 0x6338
#define BCM6345_CPU_ID 0x6345
#define BCM6348_CPU_ID 0x6348
@@ -85,8 +87,10 @@ static inline u16 __pure bcm63xx_get_cpu
#define BCMCPU_VARIANT_IS_3368() \
(bcm63xx_get_cpu_variant() == BCM3368_CPU_ID)
-#define BCMCPU_VARIANT_IS_6328() \
- (bcm63xx_get_cpu_variant() == BCM6328_CPU_ID)
+#define BCMCPU_VARIANT_IS_63281() \
+ (bcm63xx_get_cpu_variant() == BCM63281_CPU_ID)
+#define BCMCPU_VARIANT_IS_63283() \
+ (bcm63xx_get_cpu_variant() == BCM63283_CPU_ID)
#define BCMCPU_VARIANT_IS_6338() \
(bcm63xx_get_cpu_variant() == BCM6338_CPU_ID)
#define BCMCPU_VARIANT_IS_6345() \

46
target/linux/brcm63xx/patches-3.10/333-MIPS-BCM63XX-detect-BCM6362-variants.patch Normal file
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@ -0,0 +1,46 @@
From dc48adb13a99086d1f484d3379a918626c5b1658 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sat, 7 Dec 2013 14:33:28 +0100
Subject: [PATCH 43/53] MIPS: BCM63XX: detect BCM6362 variants
---
arch/mips/bcm63xx/cpu.c | 8 ++++++++
arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h | 3 +++
2 files changed, 11 insertions(+)
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -382,6 +382,14 @@ void __init bcm63xx_cpu_init(void)
case BCM6362_CPU_ID:
bcm63xx_regs_base = bcm6362_regs_base;
bcm63xx_irqs = bcm6362_irqs;
+
+ if (varid == 1)
+ bcm63xx_cpu_variant = BCM6362_CPU_ID;
+ else if (varid == 2)
+ bcm63xx_cpu_variant = BCM6361_CPU_ID;
+ else
+ pr_warn("unknown BCM6362 variant: %x\n", varid);
+
break;
case BCM6368_CPU_ID:
bcm63xx_regs_base = bcm6368_regs_base;
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -17,6 +17,7 @@
#define BCM6345_CPU_ID 0x6345
#define BCM6348_CPU_ID 0x6348
#define BCM6358_CPU_ID 0x6358
+#define BCM6361_CPU_ID 0x6361
#define BCM6362_CPU_ID 0x6362
#define BCM6368_CPU_ID 0x6368
@@ -99,6 +100,8 @@ static inline u16 __pure bcm63xx_get_cpu
(bcm63xx_get_cpu_variant() == BCM6348_CPU_ID)
#define BCMCPU_VARIANT_IS_6358() \
(bcm63xx_get_cpu_cariant() == BCM6358_CPU_ID)
+#define BCMCPU_VARIANT_IS_6361() \
+ (bcm63xx_get_cpu_variant() == BCM6361_CPU_ID)
#define BCMCPU_VARIANT_IS_6362() \
(bcm63xx_get_cpu_variant() == BCM6362_CPU_ID)
#define BCMCPU_VARIANT_IS_6368() \

44
target/linux/brcm63xx/patches-3.10/334-MIPS-BCM63XX-add-support-for-BCM6368-variants.patch Normal file
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@ -0,0 +1,44 @@
From 311b0246d51e09d13464e76abb0e231c855dd333 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sat, 7 Dec 2013 14:36:56 +0100
Subject: [PATCH 44/53] MIPS: BCM63XX: add support for BCM6368 variants
---
arch/mips/bcm63xx/cpu.c | 4 ++++
arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h | 3 +++
2 files changed, 7 insertions(+)
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -392,8 +392,12 @@ void __init bcm63xx_cpu_init(void)
break;
case BCM6368_CPU_ID:
+ case BCM6369_CPU_ID:
bcm63xx_regs_base = bcm6368_regs_base;
bcm63xx_irqs = bcm6368_irqs;
+
+ /* BCM6369 is a BCM6368 without xDSL, so treat it the same */
+ bcm63xx_cpu_id = BCM6368_CPU_ID;
break;
default:
panic("unsupported broadcom CPU %x", bcm63xx_cpu_id);
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -20,6 +20,7 @@
#define BCM6361_CPU_ID 0x6361
#define BCM6362_CPU_ID 0x6362
#define BCM6368_CPU_ID 0x6368
+#define BCM6369_CPU_ID 0x6369
void __init bcm63xx_cpu_init(void);
u32 bcm63xx_get_cpu_variant(void);
@@ -106,6 +107,8 @@ static inline u16 __pure bcm63xx_get_cpu
(bcm63xx_get_cpu_variant() == BCM6362_CPU_ID)
#define BCMCPU_VARIANT_IS_6368() \
(bcm63xx_get_cpu_variant() == BCM6368_CPU_ID)
+#define BCMCPU_VARIANT_IS_6369() \
+ (bcm63xx_get_cpu_variant() == BCM6369_CPU_ID)
/*
* While registers sets are (mostly) the same across 63xx CPU, base

2
target/linux/brcm63xx/patches-3.10/403-6358-enet1-external-mii-clk.patch
View File

@ -11,7 +11,7 @@
bcm_gpio_writel(val, GPIO_MODE_REG);
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -621,6 +621,8 @@
@@ -623,6 +623,8 @@
#define GPIO_MODE_6358_EXTRA_SPI_SS (1 << 7)
#define GPIO_MODE_6358_SERIAL_LED (1 << 10)
#define GPIO_MODE_6358_UTOPIA (1 << 12)

2
target/linux/brcm63xx/patches-3.10/408-bcm63xx_enet-enable-rgmii-clock-on-external-ports.patch
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@ -10,7 +10,7 @@ Subject: [PATCH 54/81] bcm63xx_enet: enable rgmii clock on external ports
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -931,6 +931,19 @@
@@ -933,6 +933,19 @@
#define ENETSW_PORTOV_FDX_MASK (1 << 1)
#define ENETSW_PORTOV_LINKUP_MASK (1 << 0)

4
target/linux/brcm63xx/patches-3.10/411-MIPS-BCM63XX-Register-SPI-flash-if-present.patch
View File

@ -87,7 +87,7 @@ Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
return -ENODEV;
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -672,6 +672,7 @@
@@ -674,6 +674,7 @@
#define GPIO_STRAPBUS_REG 0x40
#define STRAPBUS_6358_BOOT_SEL_PARALLEL (1 << 1)
#define STRAPBUS_6358_BOOT_SEL_SERIAL (0 << 1)
@ -95,7 +95,7 @@ Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
#define STRAPBUS_6368_BOOT_SEL_MASK 0x3
#define STRAPBUS_6368_BOOT_SEL_NAND 0
#define STRAPBUS_6368_BOOT_SEL_SERIAL 1
@@ -1513,6 +1514,7 @@
@@ -1515,6 +1516,7 @@
#define STRAPBUS_6362_BOOT_SEL_NAND (0 << 15)
#define MISC_STRAPBUS_6328_REG 0x240