diff options
Diffstat (limited to 'patches.tizen/0002-ARM-EXYNOS-Add-secure-firmware-support-to-l2x0-initi.patch')
| -rw-r--r-- | patches.tizen/0002-ARM-EXYNOS-Add-secure-firmware-support-to-l2x0-initi.patch | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/patches.tizen/0002-ARM-EXYNOS-Add-secure-firmware-support-to-l2x0-initi.patch b/patches.tizen/0002-ARM-EXYNOS-Add-secure-firmware-support-to-l2x0-initi.patch new file mode 100644 index 00000000000..05d199a2539 --- /dev/null +++ b/patches.tizen/0002-ARM-EXYNOS-Add-secure-firmware-support-to-l2x0-initi.patch @@ -0,0 +1,60 @@ +From 156f9542badc0700e9759ec0a8c1660aead1092d Mon Sep 17 00:00:00 2001 +From: Tomasz Figa <t.figa@samsung.com> +Date: Wed, 12 Sep 2012 15:35:58 +0200 +Subject: [PATCH 0002/1302] ARM: EXYNOS: Add secure firmware support to l2x0 + initialization + +Signed-off-by: Tomasz Figa <t.figa@samsung.com> +Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> +--- + arch/arm/mach-exynos/common.c | 3 +++ + arch/arm/mach-exynos/firmware.c | 8 ++++++++ + 2 files changed, 11 insertions(+) + +diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c +index 5bb6b26..02fb4a1 100644 +--- a/arch/arm/mach-exynos/common.c ++++ b/arch/arm/mach-exynos/common.c +@@ -33,6 +33,7 @@ + + #include <asm/proc-fns.h> + #include <asm/exception.h> ++#include <asm/firmware.h> + #include <asm/hardware/cache-l2x0.h> + #include <asm/mach/map.h> + #include <asm/mach/irq.h> +@@ -560,6 +561,8 @@ static int __init exynos4_l2x0_cache_init(void) + if (soc_is_exynos5250() || soc_is_exynos5440()) + return 0; + ++ call_firmware_op(l2x0_init); ++ + if (of_have_populated_dt()) { + ret = l2x0_of_init(L2_AUX_VAL, L2_AUX_MASK); + if (ret) +diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c +index ed11f10..da5fb26 100644 +--- a/arch/arm/mach-exynos/firmware.c ++++ b/arch/arm/mach-exynos/firmware.c +@@ -40,10 +40,18 @@ static int exynos_set_cpu_boot_addr(int cpu, unsigned long boot_addr) + return 0; + } + ++static int exynos_l2x0_init(void) ++{ ++ exynos_smc(SMC_CMD_L2X0INVALL, 0, 0, 0); ++ exynos_smc(SMC_CMD_L2X0CTRL, 1, 0, 0); ++ return 0; ++} ++ + static const struct firmware_ops exynos_firmware_ops = { + .do_idle = exynos_do_idle, + .set_cpu_boot_addr = exynos_set_cpu_boot_addr, + .cpu_boot = exynos_cpu_boot, ++ .l2x0_init = exynos_l2x0_init, + }; + + void __init exynos_firmware_init(void) +-- +1.8.3.2 + |