Merge "feat(mt8186): add DFD control in SiP service" into integration
diff --git a/plat/mediatek/mt8186/drivers/dfd/plat_dfd.c b/plat/mediatek/mt8186/drivers/dfd/plat_dfd.c
new file mode 100644
index 0000000..ade0837
--- /dev/null
+++ b/plat/mediatek/mt8186/drivers/dfd/plat_dfd.c
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2022, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch_helpers.h>
+#include <common/debug.h>
+#include <lib/mmio.h>
+#include <mtk_sip_svc.h>
+#include <plat_dfd.h>
+
+static bool dfd_enabled;
+static uint64_t dfd_base_addr;
+static uint64_t dfd_chain_length;
+static uint64_t dfd_cache_dump;
+
+static void dfd_setup(uint64_t base_addr, uint64_t chain_length,
+ uint64_t cache_dump)
+{
+ mmio_write_32(MCUSYS_DFD_MAP, base_addr >> 24);
+ mmio_write_32(WDT_DEBUG_CTL, WDT_DEBUG_CTL_VAL_0);
+
+ sync_writel(DFD_INTERNAL_CTL, (BIT(0) | BIT(2)));
+
+ mmio_setbits_32(DFD_INTERNAL_CTL, BIT(13));
+ mmio_setbits_32(DFD_INTERNAL_CTL, BIT(3));
+ mmio_setbits_32(DFD_INTERNAL_CTL, (BIT(19) | BIT(20)));
+ mmio_write_32(DFD_INTERNAL_PWR_ON, (BIT(0) | BIT(1) | BIT(3)));
+ mmio_write_32(DFD_CHAIN_LENGTH0, chain_length);
+ mmio_write_32(DFD_INTERNAL_SHIFT_CLK_RATIO, 0);
+ mmio_write_32(DFD_INTERNAL_TEST_SO_0, DFD_INTERNAL_TEST_SO_0_VAL);
+ mmio_write_32(DFD_INTERNAL_NUM_OF_TEST_SO_GROUP, 1);
+
+ mmio_write_32(DFD_TEST_SI_0, DFD_TEST_SI_0_VAL);
+ mmio_write_32(DFD_TEST_SI_1, DFD_TEST_SI_1_VAL);
+
+ sync_writel(DFD_V30_CTL, 1);
+
+ mmio_write_32(DFD_V30_BASE_ADDR, (base_addr & 0xFFF00000));
+
+ /* setup global variables for suspend and resume */
+ dfd_enabled = true;
+ dfd_base_addr = base_addr;
+ dfd_chain_length = chain_length;
+ dfd_cache_dump = cache_dump;
+
+ if ((cache_dump & DFD_CACHE_DUMP_ENABLE) != 0UL) {
+ mmio_write_32(WDT_DEBUG_CTL, WDT_DEBUG_CTL_VAL_1);
+ sync_writel(DFD_V35_ENALBE, 1);
+ sync_writel(DFD_V35_TAP_NUMBER, DFD_V35_TAP_NUMBER_VAL);
+ sync_writel(DFD_V35_TAP_EN, DFD_V35_TAP_EN_VAL);
+ sync_writel(DFD_V35_SEQ0_0, DFD_V35_SEQ0_0_VAL);
+
+ if (cache_dump & DFD_PARITY_ERR_TRIGGER) {
+ sync_writel(DFD_HW_TRIGGER_MASK, DFD_HW_TRIGGER_MASK_VAL);
+ mmio_setbits_32(DFD_INTERNAL_CTL, BIT(4));
+ }
+ }
+ dsbsy();
+}
+
+void dfd_resume(void)
+{
+ if (dfd_enabled == true) {
+ dfd_setup(dfd_base_addr, dfd_chain_length, dfd_cache_dump);
+ }
+}
+
+uint64_t dfd_smc_dispatcher(uint64_t arg0, uint64_t arg1,
+ uint64_t arg2, uint64_t arg3)
+{
+ uint64_t ret = 0L;
+
+ switch (arg0) {
+ case PLAT_MTK_DFD_SETUP_MAGIC:
+ INFO("[%s] DFD setup call from kernel\n", __func__);
+ dfd_setup(arg1, arg2, arg3);
+ break;
+ case PLAT_MTK_DFD_READ_MAGIC:
+ /* only allow to access DFD register base + 0x200 */
+ if (arg1 <= 0x200) {
+ ret = mmio_read_32(MISC1_CFG_BASE + arg1);
+ }
+ break;
+ case PLAT_MTK_DFD_WRITE_MAGIC:
+ /* only allow to access DFD register base + 0x200 */
+ if (arg1 <= 0x200) {
+ sync_writel(MISC1_CFG_BASE + arg1, arg2);
+ }
+ break;
+ default:
+ ret = MTK_SIP_E_INVALID_PARAM;
+ break;
+ }
+
+ return ret;
+}
diff --git a/plat/mediatek/mt8186/drivers/dfd/plat_dfd.h b/plat/mediatek/mt8186/drivers/dfd/plat_dfd.h
new file mode 100644
index 0000000..1901ec9
--- /dev/null
+++ b/plat/mediatek/mt8186/drivers/dfd/plat_dfd.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2022, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLAT_DFD_H
+#define PLAT_DFD_H
+
+#include <arch_helpers.h>
+#include <lib/mmio.h>
+#include <platform_def.h>
+
+#define sync_writel(addr, val) do { mmio_write_32((addr), (val)); \
+ dsbsy(); \
+ } while (0)
+
+#define PLAT_MTK_DFD_SETUP_MAGIC (0x99716150)
+#define PLAT_MTK_DFD_READ_MAGIC (0x99716151)
+#define PLAT_MTK_DFD_WRITE_MAGIC (0x99716152)
+
+#define MCU_BIU_BASE (MCUCFG_BASE)
+#define MISC1_CFG_BASE (MCU_BIU_BASE + 0xA040)
+
+#define DFD_INTERNAL_CTL (MISC1_CFG_BASE + 0x00)
+#define DFD_INTERNAL_PWR_ON (MISC1_CFG_BASE + 0x08)
+#define DFD_CHAIN_LENGTH0 (MISC1_CFG_BASE + 0x0C)
+#define DFD_INTERNAL_SHIFT_CLK_RATIO (MISC1_CFG_BASE + 0x10)
+#define DFD_INTERNAL_TEST_SO_0 (MISC1_CFG_BASE + 0x28)
+#define DFD_INTERNAL_NUM_OF_TEST_SO_GROUP (MISC1_CFG_BASE + 0x30)
+#define DFD_V30_CTL (MISC1_CFG_BASE + 0x48)
+#define DFD_V30_BASE_ADDR (MISC1_CFG_BASE + 0x4C)
+#define DFD_TEST_SI_0 (MISC1_CFG_BASE + 0x58)
+#define DFD_TEST_SI_1 (MISC1_CFG_BASE + 0x5C)
+#define DFD_HW_TRIGGER_MASK (MISC1_CFG_BASE + 0xBC)
+
+#define DFD_V35_ENALBE (MCU_BIU_BASE + 0xA0A8)
+#define DFD_V35_TAP_NUMBER (MCU_BIU_BASE + 0xA0AC)
+#define DFD_V35_TAP_EN (MCU_BIU_BASE + 0xA0B0)
+#define DFD_V35_SEQ0_0 (MCU_BIU_BASE + 0xA0C0)
+#define DFD_V35_SEQ0_1 (MCU_BIU_BASE + 0xA0C4)
+
+#define DFD_CACHE_DUMP_ENABLE (1U)
+#define DFD_PARITY_ERR_TRIGGER (2U)
+
+#define MCUSYS_DFD_MAP (0x10001390)
+#define WDT_DEBUG_CTL (0x10007048)
+
+#define WDT_DEBUG_CTL_VAL_0 (0x950603A0)
+#define DFD_INTERNAL_TEST_SO_0_VAL (0x3B)
+#define DFD_TEST_SI_0_VAL (0x108)
+#define DFD_TEST_SI_1_VAL (0x20200000)
+
+#define WDT_DEBUG_CTL_VAL_1 (0x95063E80)
+#define DFD_V35_TAP_NUMBER_VAL (0xA)
+#define DFD_V35_TAP_EN_VAL (0x3FF)
+#define DFD_V35_SEQ0_0_VAL (0x63668820)
+#define DFD_HW_TRIGGER_MASK_VAL (0xC)
+
+void dfd_resume(void);
+uint64_t dfd_smc_dispatcher(uint64_t arg0, uint64_t arg1,
+ uint64_t arg2, uint64_t arg3);
+
+#endif /* PLAT_DFD_H */
diff --git a/plat/mediatek/mt8186/include/plat_sip_calls.h b/plat/mediatek/mt8186/include/plat_sip_calls.h
index 598a5b8..9e3726b 100644
--- a/plat/mediatek/mt8186/include/plat_sip_calls.h
+++ b/plat/mediatek/mt8186/include/plat_sip_calls.h
@@ -10,6 +10,10 @@
/*******************************************************************************
* Plat SiP function constants
******************************************************************************/
-#define MTK_PLAT_SIP_NUM_CALLS 0
+#define MTK_PLAT_SIP_NUM_CALLS (2)
+
+/* DFD */
+#define MTK_SIP_KERNEL_DFD_AARCH32 (0x82000205)
+#define MTK_SIP_KERNEL_DFD_AARCH64 (0xC2000205)
#endif /* PLAT_SIP_CALLS_H */
diff --git a/plat/mediatek/mt8186/plat_pm.c b/plat/mediatek/mt8186/plat_pm.c
index 6bc6b9d..e125c99 100644
--- a/plat/mediatek/mt8186/plat_pm.c
+++ b/plat/mediatek/mt8186/plat_pm.c
@@ -13,6 +13,7 @@
#include <mt_gic_v3.h>
#include <mtspmc.h>
#include <plat/common/platform.h>
+#include <plat_dfd.h>
#include <plat_mtk_lpm.h>
#include <plat_params.h>
#include <plat_pm.h>
@@ -164,6 +165,8 @@
mt_gic_distif_restore();
gic_sgi_restore_all();
+ dfd_resume();
+
(void)plat_mt_pm_invoke(plat_mt_pm->pwr_mcusys_on_finished, cpu, state);
}
diff --git a/plat/mediatek/mt8186/plat_sip_calls.c b/plat/mediatek/mt8186/plat_sip_calls.c
index 87ba786..cb66218 100644
--- a/plat/mediatek/mt8186/plat_sip_calls.c
+++ b/plat/mediatek/mt8186/plat_sip_calls.c
@@ -8,6 +8,7 @@
#include <common/runtime_svc.h>
#include <mt_spm_vcorefs.h>
#include <mtk_sip_svc.h>
+#include <plat_dfd.h>
#include "plat_sip_calls.h"
uintptr_t mediatek_plat_sip_handler(uint32_t smc_fid,
@@ -27,6 +28,11 @@
ret = spm_vcorefs_args(x1, x2, x3, (uint64_t *)&x4);
SMC_RET2(handle, ret, x4);
break;
+ case MTK_SIP_KERNEL_DFD_AARCH32:
+ case MTK_SIP_KERNEL_DFD_AARCH64:
+ ret = dfd_smc_dispatcher(x1, x2, x3, x4);
+ SMC_RET1(handle, ret);
+ break;
default:
ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
break;
diff --git a/plat/mediatek/mt8186/platform.mk b/plat/mediatek/mt8186/platform.mk
index 6108a05..b6d9ca8 100644
--- a/plat/mediatek/mt8186/platform.mk
+++ b/plat/mediatek/mt8186/platform.mk
@@ -15,6 +15,7 @@
-I${MTK_PLAT}/common/lpm/ \
-I${MTK_PLAT_SOC}/drivers/spm/ \
-I${MTK_PLAT_SOC}/drivers/dcm/ \
+ -I${MTK_PLAT_SOC}/drivers/dfd/ \
-I${MTK_PLAT_SOC}/drivers/emi_mpu/ \
-I${MTK_PLAT_SOC}/drivers/gpio/ \
-I${MTK_PLAT_SOC}/drivers/mcdi/ \
@@ -58,6 +59,7 @@
${MTK_PLAT_SOC}/bl31_plat_setup.c \
${MTK_PLAT_SOC}/drivers/dcm/mtk_dcm.c \
${MTK_PLAT_SOC}/drivers/dcm/mtk_dcm_utils.c \
+ ${MTK_PLAT_SOC}/drivers/dfd/plat_dfd.c \
${MTK_PLAT_SOC}/drivers/emi_mpu/emi_mpu.c \
${MTK_PLAT_SOC}/drivers/gpio/mtgpio.c \
${MTK_PLAT_SOC}/drivers/mcdi/mt_cpu_pm.c \