diff options
Diffstat (limited to 'src/soc/mediatek/common')
-rw-r--r-- | src/soc/mediatek/common/l2c_ops.c | 30 | ||||
-rw-r--r-- | src/soc/mediatek/common/mmu_cmops.c | 29 |
2 files changed, 31 insertions, 28 deletions
diff --git a/src/soc/mediatek/common/l2c_ops.c b/src/soc/mediatek/common/l2c_ops.c new file mode 100644 index 0000000000..f748ab02cd --- /dev/null +++ b/src/soc/mediatek/common/l2c_ops.c @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <device/mmio.h> +#include <soc/mcucfg.h> +#include <soc/mmu_operations.h> + +DEFINE_BIT(MP0_CLUSTER_CFG0_L3_SHARE_EN, 9) +DEFINE_BIT(MP0_CLUSTER_CFG0_L3_SHARE_PRE_EN, 8) + +void mtk_soc_disable_l2c_sram(void) +{ + unsigned long v; + + SET32_BITFIELDS(&mtk_mcucfg->mp0_cluster_cfg0, + MP0_CLUSTER_CFG0_L3_SHARE_EN, 0); + dsb(); + + __asm__ volatile ("mrs %0, S3_0_C15_C3_5" : "=r" (v)); + v |= (0xf << 4); + __asm__ volatile ("msr S3_0_C15_C3_5, %0" : : "r" (v)); + dsb(); + + do { + __asm__ volatile ("mrs %0, S3_0_C15_C3_7" : "=r" (v)); + } while (((v >> 0x4) & 0xf) != 0xf); + + SET32_BITFIELDS(&mtk_mcucfg->mp0_cluster_cfg0, + MP0_CLUSTER_CFG0_L3_SHARE_PRE_EN, 0); + dsb(); +} diff --git a/src/soc/mediatek/common/mmu_cmops.c b/src/soc/mediatek/common/mmu_cmops.c index 4b81a276b6..e102569745 100644 --- a/src/soc/mediatek/common/mmu_cmops.c +++ b/src/soc/mediatek/common/mmu_cmops.c @@ -1,34 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -#include <device/mmio.h> -#include <soc/mcucfg.h> -#include <soc/mmu_operations.h> #include <soc/symbols.h> - -DEFINE_BIT(MP0_CLUSTER_CFG0_L3_SHARE_EN, 9) -DEFINE_BIT(MP0_CLUSTER_CFG0_L3_SHARE_PRE_EN, 8) - -void mtk_soc_disable_l2c_sram(void) -{ - unsigned long v; - - SET32_BITFIELDS(&mtk_mcucfg->mp0_cluster_cfg0, - MP0_CLUSTER_CFG0_L3_SHARE_EN, 0); - dsb(); - - __asm__ volatile ("mrs %0, S3_0_C15_C3_5" : "=r" (v)); - v |= (0xf << 4); - __asm__ volatile ("msr S3_0_C15_C3_5, %0" : : "r" (v)); - dsb(); - - do { - __asm__ volatile ("mrs %0, S3_0_C15_C3_7" : "=r" (v)); - } while (((v >> 0x4) & 0xf) != 0xf); - - SET32_BITFIELDS(&mtk_mcucfg->mp0_cluster_cfg0, - MP0_CLUSTER_CFG0_L3_SHARE_PRE_EN, 0); - dsb(); -} +#include <soc/mmu_operations.h> /* mtk_soc_after_dram is called in romstage */ void mtk_soc_after_dram(void) |