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authorJohn Crispin <blogic@openwrt.org>2015-11-04 11:50:07 +0100
committerRalf Baechle <ralf@linux-mips.org>2015-11-11 08:37:56 +0100
commit418d29c8706170c6801998e48341181b274a47a8 (patch)
tree4fb4ada53d40a1a4e97238bb07947e03872643bc /arch
parent81857db913e9782546d29b52cd3efc80c0145c23 (diff)
downloadlinux-418d29c8706170c6801998e48341181b274a47a8.tar.bz2
MIPS: ralink: Unify SoC id handling
This makes detection a lot easier for audio, wifi, ... drivers. Signed-off-by: John Crispin <blogic@openwrt.org> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/11440/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/include/asm/mach-ralink/mt7620.h7
-rw-r--r--arch/mips/include/asm/mach-ralink/ralink_regs.h17
-rw-r--r--arch/mips/include/asm/mach-ralink/rt305x.h21
-rw-r--r--arch/mips/ralink/mt7620.c15
-rw-r--r--arch/mips/ralink/prom.c5
-rw-r--r--arch/mips/ralink/rt288x.c1
-rw-r--r--arch/mips/ralink/rt305x.c12
-rw-r--r--arch/mips/ralink/rt3883.c2
8 files changed, 42 insertions, 38 deletions
diff --git a/arch/mips/include/asm/mach-ralink/mt7620.h b/arch/mips/include/asm/mach-ralink/mt7620.h
index 590681af4bed..455d406e8ddf 100644
--- a/arch/mips/include/asm/mach-ralink/mt7620.h
+++ b/arch/mips/include/asm/mach-ralink/mt7620.h
@@ -13,13 +13,6 @@
#ifndef _MT7620_REGS_H_
#define _MT7620_REGS_H_
-enum mt762x_soc_type {
- MT762X_SOC_UNKNOWN = 0,
- MT762X_SOC_MT7620A,
- MT762X_SOC_MT7620N,
- MT762X_SOC_MT7628AN,
-};
-
#define MT7620_SYSC_BASE 0x10000000
#define SYSC_REG_CHIP_NAME0 0x00
diff --git a/arch/mips/include/asm/mach-ralink/ralink_regs.h b/arch/mips/include/asm/mach-ralink/ralink_regs.h
index bd93014490df..4c9fba68c8b2 100644
--- a/arch/mips/include/asm/mach-ralink/ralink_regs.h
+++ b/arch/mips/include/asm/mach-ralink/ralink_regs.h
@@ -13,6 +13,23 @@
#ifndef _RALINK_REGS_H_
#define _RALINK_REGS_H_
+enum ralink_soc_type {
+ RALINK_UNKNOWN = 0,
+ RT2880_SOC,
+ RT3883_SOC,
+ RT305X_SOC_RT3050,
+ RT305X_SOC_RT3052,
+ RT305X_SOC_RT3350,
+ RT305X_SOC_RT3352,
+ RT305X_SOC_RT5350,
+ MT762X_SOC_MT7620A,
+ MT762X_SOC_MT7620N,
+ MT762X_SOC_MT7621AT,
+ MT762X_SOC_MT7628AN,
+ MT762X_SOC_MT7688,
+};
+extern enum ralink_soc_type ralink_soc;
+
extern __iomem void *rt_sysc_membase;
extern __iomem void *rt_memc_membase;
diff --git a/arch/mips/include/asm/mach-ralink/rt305x.h b/arch/mips/include/asm/mach-ralink/rt305x.h
index 96f731bac79a..2eea79331a14 100644
--- a/arch/mips/include/asm/mach-ralink/rt305x.h
+++ b/arch/mips/include/asm/mach-ralink/rt305x.h
@@ -13,25 +13,16 @@
#ifndef _RT305X_REGS_H_
#define _RT305X_REGS_H_
-enum rt305x_soc_type {
- RT305X_SOC_UNKNOWN = 0,
- RT305X_SOC_RT3050,
- RT305X_SOC_RT3052,
- RT305X_SOC_RT3350,
- RT305X_SOC_RT3352,
- RT305X_SOC_RT5350,
-};
-
-extern enum rt305x_soc_type rt305x_soc;
+extern enum ralink_soc_type ralink_soc;
static inline int soc_is_rt3050(void)
{
- return rt305x_soc == RT305X_SOC_RT3050;
+ return ralink_soc == RT305X_SOC_RT3050;
}
static inline int soc_is_rt3052(void)
{
- return rt305x_soc == RT305X_SOC_RT3052;
+ return ralink_soc == RT305X_SOC_RT3052;
}
static inline int soc_is_rt305x(void)
@@ -41,17 +32,17 @@ static inline int soc_is_rt305x(void)
static inline int soc_is_rt3350(void)
{
- return rt305x_soc == RT305X_SOC_RT3350;
+ return ralink_soc == RT305X_SOC_RT3350;
}
static inline int soc_is_rt3352(void)
{
- return rt305x_soc == RT305X_SOC_RT3352;
+ return ralink_soc == RT305X_SOC_RT3352;
}
static inline int soc_is_rt5350(void)
{
- return rt305x_soc == RT305X_SOC_RT5350;
+ return ralink_soc == RT305X_SOC_RT5350;
}
#define RT305X_SYSC_BASE 0x10000000
diff --git a/arch/mips/ralink/mt7620.c b/arch/mips/ralink/mt7620.c
index 4d1a0339dd54..f3a4a08f2e71 100644
--- a/arch/mips/ralink/mt7620.c
+++ b/arch/mips/ralink/mt7620.c
@@ -37,9 +37,6 @@
#define PMU1_CFG 0x8C
#define DIG_SW_SEL BIT(25)
-/* is this a MT7620 or a MT7628 */
-enum mt762x_soc_type mt762x_soc;
-
/* EFUSE bits */
#define EFUSE_MT7688 0x100000
@@ -235,8 +232,8 @@ static struct rt2880_pmx_group mt7628an_pinmux_data[] = {
static inline int is_mt76x8(void)
{
- return mt762x_soc == MT762X_SOC_MT7628AN ||
- mt762x_soc == MT762X_SOC_MT7688;
+ return ralink_soc == MT762X_SOC_MT7628AN ||
+ ralink_soc == MT762X_SOC_MT7688;
}
static __init u32
@@ -511,11 +508,11 @@ void prom_soc_init(struct ralink_soc_info *soc_info)
if (n0 == MT7620_CHIP_NAME0 && n1 == MT7620_CHIP_NAME1) {
if (bga) {
- mt762x_soc = MT762X_SOC_MT7620A;
+ ralink_soc = MT762X_SOC_MT7620A;
name = "MT7620A";
soc_info->compatible = "ralink,mt7620a-soc";
} else {
- mt762x_soc = MT762X_SOC_MT7620N;
+ ralink_soc = MT762X_SOC_MT7620N;
name = "MT7620N";
soc_info->compatible = "ralink,mt7620n-soc";
#ifdef CONFIG_PCI
@@ -526,10 +523,10 @@ void prom_soc_init(struct ralink_soc_info *soc_info)
u32 efuse = __raw_readl(sysc + SYSC_REG_EFUSE_CFG);
if (efuse & EFUSE_MT7688) {
- mt762x_soc = MT762X_SOC_MT7688;
+ ralink_soc = MT762X_SOC_MT7688;
name = "MT7688";
} else {
- mt762x_soc = MT762X_SOC_MT7628AN;
+ ralink_soc = MT762X_SOC_MT7628AN;
name = "MT7628AN";
}
soc_info->compatible = "ralink,mt7628an-soc";
diff --git a/arch/mips/ralink/prom.c b/arch/mips/ralink/prom.c
index 09419f67da39..39a9142f71be 100644
--- a/arch/mips/ralink/prom.c
+++ b/arch/mips/ralink/prom.c
@@ -15,11 +15,16 @@
#include <asm/bootinfo.h>
#include <asm/addrspace.h>
+#include <asm/mach-ralink/ralink_regs.h>
+
#include "common.h"
struct ralink_soc_info soc_info;
struct rt2880_pmx_group *rt2880_pinmux_data = NULL;
+enum ralink_soc_type ralink_soc;
+EXPORT_SYMBOL_GPL(ralink_soc);
+
const char *get_system_type(void)
{
return soc_info.sys_type;
diff --git a/arch/mips/ralink/rt288x.c b/arch/mips/ralink/rt288x.c
index 738cec865f41..844f5cd55c8f 100644
--- a/arch/mips/ralink/rt288x.c
+++ b/arch/mips/ralink/rt288x.c
@@ -119,4 +119,5 @@ void prom_soc_init(struct ralink_soc_info *soc_info)
soc_info->mem_size_max = RT2880_MEM_SIZE_MAX;
rt2880_pinmux_data = rt2880_pinmux_data_act;
+ ralink_soc == RT2880_SOC;
}
diff --git a/arch/mips/ralink/rt305x.c b/arch/mips/ralink/rt305x.c
index c40776ab67db..7e11f001e8ff 100644
--- a/arch/mips/ralink/rt305x.c
+++ b/arch/mips/ralink/rt305x.c
@@ -21,8 +21,6 @@
#include "common.h"
-enum rt305x_soc_type rt305x_soc;
-
static struct rt2880_pmx_func i2c_func[] = { FUNC("i2c", 0, 1, 2) };
static struct rt2880_pmx_func spi_func[] = { FUNC("spi", 0, 3, 4) };
static struct rt2880_pmx_func uartf_func[] = {
@@ -235,24 +233,24 @@ void prom_soc_init(struct ralink_soc_info *soc_info)
icache_sets = (read_c0_config1() >> 22) & 7;
if (icache_sets == 1) {
- rt305x_soc = RT305X_SOC_RT3050;
+ ralink_soc = RT305X_SOC_RT3050;
name = "RT3050";
soc_info->compatible = "ralink,rt3050-soc";
} else {
- rt305x_soc = RT305X_SOC_RT3052;
+ ralink_soc = RT305X_SOC_RT3052;
name = "RT3052";
soc_info->compatible = "ralink,rt3052-soc";
}
} else if (n0 == RT3350_CHIP_NAME0 && n1 == RT3350_CHIP_NAME1) {
- rt305x_soc = RT305X_SOC_RT3350;
+ ralink_soc = RT305X_SOC_RT3350;
name = "RT3350";
soc_info->compatible = "ralink,rt3350-soc";
} else if (n0 == RT3352_CHIP_NAME0 && n1 == RT3352_CHIP_NAME1) {
- rt305x_soc = RT305X_SOC_RT3352;
+ ralink_soc = RT305X_SOC_RT3352;
name = "RT3352";
soc_info->compatible = "ralink,rt3352-soc";
} else if (n0 == RT5350_CHIP_NAME0 && n1 == RT5350_CHIP_NAME1) {
- rt305x_soc = RT305X_SOC_RT5350;
+ ralink_soc = RT305X_SOC_RT5350;
name = "RT5350";
soc_info->compatible = "ralink,rt5350-soc";
} else {
diff --git a/arch/mips/ralink/rt3883.c b/arch/mips/ralink/rt3883.c
index 86a535c770d8..582995aaaf4e 100644
--- a/arch/mips/ralink/rt3883.c
+++ b/arch/mips/ralink/rt3883.c
@@ -153,4 +153,6 @@ void prom_soc_init(struct ralink_soc_info *soc_info)
soc_info->mem_size_max = RT3883_MEM_SIZE_MAX;
rt2880_pinmux_data = rt3883_pinmux_data;
+
+ ralink_soc == RT3883_SOC;
}