* [PATCH 51/75] ARM: l2c: remove platforms/SoCs setting early BRESP
[not found] <20140328151249.GJ7528@n2100.arm.linux.org.uk>
@ 2014-03-28 15:18 ` Russell King
2014-03-28 16:02 ` Tony Lindgren
2014-03-28 15:19 ` [PATCH 60/75] ARM: l2c: shmobile: remove cache size override Russell King
1 sibling, 1 reply; 3+ messages in thread
From: Russell King @ 2014-03-28 15:18 UTC (permalink / raw)
To: linux-arm-kernel
Since we now automatically enable early BRESP in core L2C-310 code when
we detect a Cortex-A9, we don't need platforms/SoCs to set this bit
explicitly. Instead, they should seek to preserve the value of bit 30
in the auxiliary control register.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
arch/arm/mach-berlin/berlin.c | 2 +-
arch/arm/mach-exynos/common.c | 4 ++--
arch/arm/mach-omap2/omap4-common.c | 3 +--
arch/arm/mach-shmobile/board-armadillo800eva-reference.c | 4 ++--
arch/arm/mach-shmobile/board-armadillo800eva.c | 4 ++--
arch/arm/mach-shmobile/board-kzm9g-reference.c | 4 ++--
arch/arm/mach-shmobile/board-kzm9g.c | 4 ++--
arch/arm/mach-shmobile/setup-r8a7778.c | 4 ++--
arch/arm/mach-shmobile/setup-r8a7779.c | 4 ++--
arch/arm/mach-spear/spear13xx.c | 2 +-
arch/arm/mach-tegra/tegra.c | 4 ++--
11 files changed, 19 insertions(+), 20 deletions(-)
diff --git a/arch/arm/mach-berlin/berlin.c b/arch/arm/mach-berlin/berlin.c
index 025bcb5473eb..6709d2a6bec8 100644
--- a/arch/arm/mach-berlin/berlin.c
+++ b/arch/arm/mach-berlin/berlin.c
@@ -24,7 +24,7 @@ static void __init berlin_init_machine(void)
* with DT probing for L2CCs, berlin_init_machine can be removed.
* Note: 88DE3005 (Armada 1500-mini) uses pl310 l2cc
*/
- l2x0_of_init(0x70c00000, 0xfeffffff);
+ l2x0_of_init(0x30c00000, 0xfeffffff);
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index f18be40e5b21..cd53b72449a0 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -45,8 +45,8 @@
#include "common.h"
#include "regs-pmu.h"
-#define L2_AUX_VAL 0x7C470001
-#define L2_AUX_MASK 0xC200ffff
+#define L2_AUX_VAL 0x3c470001
+#define L2_AUX_MASK 0xc200ffff
static const char name_exynos4210[] = "EXYNOS4210";
static const char name_exynos4212[] = "EXYNOS4212";
diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c
index 84e097f5fdf4..ce2fad84a43c 100644
--- a/arch/arm/mach-omap2/omap4-common.c
+++ b/arch/arm/mach-omap2/omap4-common.c
@@ -219,8 +219,7 @@ static int __init omap_l2_cache_init(void)
L2C_AUX_CTRL_WAY_SIZE(3) |
L2C_AUX_CTRL_SHARED_OVERRIDE |
L310_AUX_CTRL_DATA_PREFETCH |
- L310_AUX_CTRL_INSTR_PREFETCH |
- L310_AUX_CTRL_EARLY_BRESP;
+ L310_AUX_CTRL_INSTR_PREFETCH;
outer_cache.write_sec = omap4_l2c310_write_sec;
if (of_have_populated_dt())
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva-reference.c b/arch/arm/mach-shmobile/board-armadillo800eva-reference.c
index 57d1a78367b6..34e7f3c17dd2 100644
--- a/arch/arm/mach-shmobile/board-armadillo800eva-reference.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva-reference.c
@@ -164,8 +164,8 @@ static void __init eva_init(void)
r8a7740_meram_workaround();
#ifdef CONFIG_CACHE_L2X0
- /* Early BRESP enable, Shared attribute override enable, 32K*8way */
- l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
+ /* Shared attribute override enable, 32K*8way */
+ l2x0_init(IOMEM(0xf0002000), 0x00440000, 0xc2000fff);
#endif
r8a7740_add_standard_devices_dt();
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c
index 93533e2710a8..69ec71038ec7 100644
--- a/arch/arm/mach-shmobile/board-armadillo800eva.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva.c
@@ -1270,8 +1270,8 @@ static void __init eva_init(void)
#ifdef CONFIG_CACHE_L2X0
- /* Early BRESP enable, Shared attribute override enable, 32K*8way */
- l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
+ /* Shared attribute override enable, 32K*8way */
+ l2x0_init(IOMEM(0xf0002000), 0x00440000, 0xc2000fff);
#endif
i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
diff --git a/arch/arm/mach-shmobile/board-kzm9g-reference.c b/arch/arm/mach-shmobile/board-kzm9g-reference.c
index 598e32488410..85873f186d77 100644
--- a/arch/arm/mach-shmobile/board-kzm9g-reference.c
+++ b/arch/arm/mach-shmobile/board-kzm9g-reference.c
@@ -36,8 +36,8 @@ static void __init kzm_init(void)
sh73a0_add_standard_devices_dt();
#ifdef CONFIG_CACHE_L2X0
- /* Early BRESP enable, Shared attribute override enable, 64K*8way */
- l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
+ /* Shared attribute override enable, 64K*8way */
+ l2x0_init(IOMEM(0xf0100000), 0x00460000, 0xc2000fff);
#endif
}
diff --git a/arch/arm/mach-shmobile/board-kzm9g.c b/arch/arm/mach-shmobile/board-kzm9g.c
index bc40b853ffd3..bd9931f223ae 100644
--- a/arch/arm/mach-shmobile/board-kzm9g.c
+++ b/arch/arm/mach-shmobile/board-kzm9g.c
@@ -878,8 +878,8 @@ static void __init kzm_init(void)
gpio_request_one(223, GPIOF_IN, NULL); /* IRQ8 */
#ifdef CONFIG_CACHE_L2X0
- /* Early BRESP enable, Shared attribute override enable, 64K*8way */
- l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
+ /* Shared attribute override enable, 64K*8way */
+ l2x0_init(IOMEM(0xf0100000), 0x00460000, 0xc2000fff);
#endif
i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c
index 6d694526e4ca..3a8e5316671e 100644
--- a/arch/arm/mach-shmobile/setup-r8a7778.c
+++ b/arch/arm/mach-shmobile/setup-r8a7778.c
@@ -298,10 +298,10 @@ void __init r8a7778_add_dt_devices(void)
void __iomem *base = ioremap_nocache(0xf0100000, 0x1000);
if (base) {
/*
- * Early BRESP enable, Shared attribute override enable, 64K*16way
+ * Shared attribute override enable, 64K*16way
* don't call iounmap(base)
*/
- l2x0_init(base, 0x40470000, 0x82000fff);
+ l2x0_init(base, 0x00470000, 0xc2000fff);
}
#endif
diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c
index 8e860b36997a..91c90bf0ae83 100644
--- a/arch/arm/mach-shmobile/setup-r8a7779.c
+++ b/arch/arm/mach-shmobile/setup-r8a7779.c
@@ -700,8 +700,8 @@ static struct platform_device *r8a7779_standard_devices[] __initdata = {
void __init r8a7779_add_standard_devices(void)
{
#ifdef CONFIG_CACHE_L2X0
- /* Early BRESP enable, Shared attribute override enable, 64K*16way */
- l2x0_init(IOMEM(0xf0100000), 0x40470000, 0x82000fff);
+ /* Shared attribute override enable, 64K*16way */
+ l2x0_init(IOMEM(0xf0100000), 0x00470000, 0xc2000fff);
#endif
r8a7779_pm_init();
diff --git a/arch/arm/mach-spear/spear13xx.c b/arch/arm/mach-spear/spear13xx.c
index 92860fa01668..dcb300443b66 100644
--- a/arch/arm/mach-spear/spear13xx.c
+++ b/arch/arm/mach-spear/spear13xx.c
@@ -46,7 +46,7 @@ void __init spear13xx_l2x0_init(void)
*/
writel_relaxed(0x221, VA_L2CC_BASE + L310_TAG_LATENCY_CTRL);
writel_relaxed(0x441, VA_L2CC_BASE + L310_DATA_LATENCY_CTRL);
- l2x0_init(VA_L2CC_BASE, 0x70A60001, 0xfe00ffff);
+ l2x0_init(VA_L2CC_BASE, 0x30a60001, 0xfe00ffff);
}
/*
diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c
index 6191603379e1..ecbb5411a104 100644
--- a/arch/arm/mach-tegra/tegra.c
+++ b/arch/arm/mach-tegra/tegra.c
@@ -89,9 +89,9 @@ static void __init tegra_init_cache(void)
cache_type = readl(p + L2X0_CACHE_TYPE);
aux_ctrl = (cache_type & 0x700) << (17-8);
- aux_ctrl |= 0x7C400001;
+ aux_ctrl |= 0x3c400001;
- ret = l2x0_of_init(aux_ctrl, 0x8200c3fe);
+ ret = l2x0_of_init(aux_ctrl, 0xc200c3fe);
if (!ret)
l2x0_saved_regs_addr = virt_to_phys(&l2x0_saved_regs);
#endif
--
1.8.3.1
^ permalink raw reply related [flat|nested] 3+ messages in thread* [PATCH 60/75] ARM: l2c: shmobile: remove cache size override
[not found] <20140328151249.GJ7528@n2100.arm.linux.org.uk>
2014-03-28 15:18 ` [PATCH 51/75] ARM: l2c: remove platforms/SoCs setting early BRESP Russell King
@ 2014-03-28 15:19 ` Russell King
1 sibling, 0 replies; 3+ messages in thread
From: Russell King @ 2014-03-28 15:19 UTC (permalink / raw)
To: linux-arm-kernel
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
arch/arm/mach-shmobile/board-armadillo800eva-reference.c | 2 +-
arch/arm/mach-shmobile/board-armadillo800eva.c | 2 +-
arch/arm/mach-shmobile/board-kzm9g-reference.c | 2 +-
arch/arm/mach-shmobile/board-kzm9g.c | 2 +-
arch/arm/mach-shmobile/setup-r8a7778.c | 2 +-
arch/arm/mach-shmobile/setup-r8a7779.c | 2 +-
6 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva-reference.c b/arch/arm/mach-shmobile/board-armadillo800eva-reference.c
index 34e7f3c17dd2..39e11f48e8bc 100644
--- a/arch/arm/mach-shmobile/board-armadillo800eva-reference.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva-reference.c
@@ -165,7 +165,7 @@ static void __init eva_init(void)
#ifdef CONFIG_CACHE_L2X0
/* Shared attribute override enable, 32K*8way */
- l2x0_init(IOMEM(0xf0002000), 0x00440000, 0xc2000fff);
+ l2x0_init(IOMEM(0xf0002000), 0x00400000, 0xc20f0fff);
#endif
r8a7740_add_standard_devices_dt();
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c
index 69ec71038ec7..179f455d96c7 100644
--- a/arch/arm/mach-shmobile/board-armadillo800eva.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva.c
@@ -1271,7 +1271,7 @@ static void __init eva_init(void)
#ifdef CONFIG_CACHE_L2X0
/* Shared attribute override enable, 32K*8way */
- l2x0_init(IOMEM(0xf0002000), 0x00440000, 0xc2000fff);
+ l2x0_init(IOMEM(0xf0002000), 0x00400000, 0xc20f0fff);
#endif
i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
diff --git a/arch/arm/mach-shmobile/board-kzm9g-reference.c b/arch/arm/mach-shmobile/board-kzm9g-reference.c
index 85873f186d77..a735a1d80c28 100644
--- a/arch/arm/mach-shmobile/board-kzm9g-reference.c
+++ b/arch/arm/mach-shmobile/board-kzm9g-reference.c
@@ -37,7 +37,7 @@ static void __init kzm_init(void)
#ifdef CONFIG_CACHE_L2X0
/* Shared attribute override enable, 64K*8way */
- l2x0_init(IOMEM(0xf0100000), 0x00460000, 0xc2000fff);
+ l2x0_init(IOMEM(0xf0100000), 0x00400000, 0xc20f0fff);
#endif
}
diff --git a/arch/arm/mach-shmobile/board-kzm9g.c b/arch/arm/mach-shmobile/board-kzm9g.c
index bd9931f223ae..4c4cb64e99fe 100644
--- a/arch/arm/mach-shmobile/board-kzm9g.c
+++ b/arch/arm/mach-shmobile/board-kzm9g.c
@@ -879,7 +879,7 @@ static void __init kzm_init(void)
#ifdef CONFIG_CACHE_L2X0
/* Shared attribute override enable, 64K*8way */
- l2x0_init(IOMEM(0xf0100000), 0x00460000, 0xc2000fff);
+ l2x0_init(IOMEM(0xf0100000), 0x00400000, 0xc20f0fff);
#endif
i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c
index 3a8e5316671e..6dd7ddf88741 100644
--- a/arch/arm/mach-shmobile/setup-r8a7778.c
+++ b/arch/arm/mach-shmobile/setup-r8a7778.c
@@ -301,7 +301,7 @@ void __init r8a7778_add_dt_devices(void)
* Shared attribute override enable, 64K*16way
* don't call iounmap(base)
*/
- l2x0_init(base, 0x00470000, 0xc2000fff);
+ l2x0_init(base, 0x00400000, 0xc20f0fff);
}
#endif
diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c
index 91c90bf0ae83..a6630fccfc45 100644
--- a/arch/arm/mach-shmobile/setup-r8a7779.c
+++ b/arch/arm/mach-shmobile/setup-r8a7779.c
@@ -701,7 +701,7 @@ void __init r8a7779_add_standard_devices(void)
{
#ifdef CONFIG_CACHE_L2X0
/* Shared attribute override enable, 64K*16way */
- l2x0_init(IOMEM(0xf0100000), 0x00470000, 0xc2000fff);
+ l2x0_init(IOMEM(0xf0100000), 0x00400000, 0xc20f0fff);
#endif
r8a7779_pm_init();
--
1.8.3.1
^ permalink raw reply related [flat|nested] 3+ messages in thread