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ar71xx: remove obsolete flash chip locking code

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Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2016-12-09 21:07:33 +01:00
parent a5923cd549
commit 8f23ec609c
5 changed files with 11 additions and 52 deletions
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37
target/linux/ar71xx/patches-4.4/503-MIPS-ath79-add-flash-acquire-release.patch
View file

@ -1,37 +0,0 @@
--- a/arch/mips/ath79/common.c
+++ b/arch/mips/ath79/common.c
@@ -22,6 +22,7 @@
#include "common.h"
static DEFINE_SPINLOCK(ath79_device_reset_lock);
+static DEFINE_MUTEX(ath79_flash_mutex);
u32 ath79_cpu_freq;
EXPORT_SYMBOL_GPL(ath79_cpu_freq);
@@ -142,3 +143,16 @@ void ath79_device_reset_clear(u32 mask)
spin_unlock_irqrestore(&ath79_device_reset_lock, flags);
}
EXPORT_SYMBOL_GPL(ath79_device_reset_clear);
+
+void ath79_flash_acquire(void)
+{
+ mutex_lock(&ath79_flash_mutex);
+}
+EXPORT_SYMBOL_GPL(ath79_flash_acquire);
+
+void ath79_flash_release(void)
+{
+ mutex_unlock(&ath79_flash_mutex);
+}
+EXPORT_SYMBOL_GPL(ath79_flash_release);
+
--- a/arch/mips/include/asm/mach-ath79/ath79.h
+++ b/arch/mips/include/asm/mach-ath79/ath79.h
@@ -145,4 +145,7 @@ static inline u32 ath79_reset_rr(unsigne
void ath79_device_reset_set(u32 mask);
void ath79_device_reset_clear(u32 mask);
+void ath79_flash_acquire(void);
+void ath79_flash_release(void);
+
#endif /* __ASM_MACH_ATH79_H */

14
target/linux/ar71xx/patches-4.4/504-MIPS-ath79-add-ath79_device_reset_get.patch
View file

@ -1,19 +1,19 @@
--- a/arch/mips/include/asm/mach-ath79/ath79.h
+++ b/arch/mips/include/asm/mach-ath79/ath79.h
@@ -144,6 +144,7 @@ static inline u32 ath79_reset_rr(unsigne
@@ -144,5 +144,6 @@ static inline u32 ath79_reset_rr(unsigne
void ath79_device_reset_set(u32 mask);
void ath79_device_reset_clear(u32 mask);
+u32 ath79_device_reset_get(u32 mask);
void ath79_flash_acquire(void);
void ath79_flash_release(void);
#endif /* __ASM_MACH_ATH79_H */
--- a/arch/mips/ath79/common.c
+++ b/arch/mips/ath79/common.c
@@ -144,6 +144,32 @@ void ath79_device_reset_clear(u32 mask)
@@ -142,3 +142,29 @@ void ath79_device_reset_clear(u32 mask)
spin_unlock_irqrestore(&ath79_device_reset_lock, flags);
}
EXPORT_SYMBOL_GPL(ath79_device_reset_clear);
+
+u32 ath79_device_reset_get(u32 mask)
+{
+ unsigned long flags;
@ -39,7 +39,3 @@
+ return ret;
+}
+EXPORT_SYMBOL_GPL(ath79_device_reset_get);
+
void ath79_flash_acquire(void)
{
mutex_lock(&ath79_flash_mutex);

4
target/linux/ar71xx/patches-4.4/620-MIPS-ath79-add-support-for-QCA953x-SoC.patch
View file

@ -147,7 +147,7 @@ meaning of the bits CPUCLK_FROM_CPUPLL and DDRCLK_FROM_DDRPLL is reversed.
else
--- a/arch/mips/ath79/common.c
+++ b/arch/mips/ath79/common.c
@@ -104,6 +104,8 @@ void ath79_device_reset_set(u32 mask)
@@ -103,6 +103,8 @@ void ath79_device_reset_set(u32 mask)
reg = AR933X_RESET_REG_RESET_MODULE;
else if (soc_is_ar934x())
reg = AR934X_RESET_REG_RESET_MODULE;
@ -156,7 +156,7 @@ meaning of the bits CPUCLK_FROM_CPUPLL and DDRCLK_FROM_DDRPLL is reversed.
else if (soc_is_qca955x())
reg = QCA955X_RESET_REG_RESET_MODULE;
else
@@ -132,6 +134,8 @@ void ath79_device_reset_clear(u32 mask)
@@ -131,6 +133,8 @@ void ath79_device_reset_clear(u32 mask)
reg = AR933X_RESET_REG_RESET_MODULE;
else if (soc_is_ar934x())
reg = AR934X_RESET_REG_RESET_MODULE;

6
target/linux/ar71xx/patches-4.4/621-MIPS-ath79-add-support-for-QCA956x-SoC.patch
View file

@ -136,7 +136,7 @@
--- a/arch/mips/ath79/common.c
+++ b/arch/mips/ath79/common.c
@@ -108,6 +108,8 @@ void ath79_device_reset_set(u32 mask)
@@ -107,6 +107,8 @@ void ath79_device_reset_set(u32 mask)
reg = QCA953X_RESET_REG_RESET_MODULE;
else if (soc_is_qca955x())
reg = QCA955X_RESET_REG_RESET_MODULE;
@ -145,7 +145,7 @@
else
panic("Reset register not defined for this SOC");
@@ -138,6 +140,8 @@ void ath79_device_reset_clear(u32 mask)
@@ -137,6 +139,8 @@ void ath79_device_reset_clear(u32 mask)
reg = QCA953X_RESET_REG_RESET_MODULE;
else if (soc_is_qca955x())
reg = QCA955X_RESET_REG_RESET_MODULE;
@ -154,7 +154,7 @@
else
panic("Reset register not defined for this SOC");
@@ -164,6 +168,8 @@ u32 ath79_device_reset_get(u32 mask)
@@ -163,6 +167,8 @@ u32 ath79_device_reset_get(u32 mask)
reg = AR933X_RESET_REG_RESET_MODULE;
else if (soc_is_ar934x())
reg = AR934X_RESET_REG_RESET_MODULE;

2
target/linux/ar71xx/patches-4.4/640-MIPS-ath79-add-QCA955x-wmac-reset.patch
View file

@ -1,6 +1,6 @@
--- a/arch/mips/ath79/common.c
+++ b/arch/mips/ath79/common.c
@@ -39,7 +39,7 @@ unsigned int ath79_soc_rev;
@@ -38,7 +38,7 @@ unsigned int ath79_soc_rev;
void __iomem *ath79_pll_base;
void __iomem *ath79_reset_base;
EXPORT_SYMBOL_GPL(ath79_reset_base);