Merge "feat(plat/mdeiatek/mt8192): add DFD control in SiP service" into integration
diff --git a/plat/mediatek/mt8192/drivers/dfd/plat_dfd.c b/plat/mediatek/mt8192/drivers/dfd/plat_dfd.c
new file mode 100644
index 0000000..69c395e
--- /dev/null
+++ b/plat/mediatek/mt8192/drivers/dfd/plat_dfd.c
@@ -0,0 +1,139 @@
+/*
+ * Copyright (c) 2021, 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)
+{
+ /* bit[0]: rg_rw_dfd_internal_dump_en -> 1 */
+ /* bit[2]: rg_rw_dfd_clock_stop_en -> 1 */
+ sync_writel(DFD_INTERNAL_CTL, 0x5);
+
+ /* bit[13]: xreset_b_update_disable */
+ mmio_setbits_32(DFD_INTERNAL_CTL, 0x1 << 13);
+
+ /*
+ * bit[10:3]: DFD trigger selection mask
+ * bit[3]: rg_rw_dfd_trigger_sel[0] = 1(enable wdt trigger)
+ * bit[4]: rg_rw_dfd_trigger_sel[1] = 1(enable HW trigger)
+ * bit[5]: rg_rw_dfd_trigger_sel[2] = 1(enable SW trigger)
+ * bit[6]: rg_rw_dfd_trigger_sel[3] = 1(enable SW non-security trigger)
+ * bit[7]: rg_rw_dfd_trigger_sel[4] = 1(enable timer trigger)
+ */
+ mmio_setbits_32(DFD_INTERNAL_CTL, 0x1 << 3);
+
+ /* bit[20:19]: rg_dfd_armpll_div_mux_sel switch to PLL2 for DFD */
+ mmio_setbits_32(DFD_INTERNAL_CTL, 0x3 << 19);
+
+ /*
+ * bit[0]: rg_rw_dfd_auto_power_on = 1
+ * bit[2:1]: rg_rw_dfd_auto_power_on_dely = 1(10us)
+ * bit[4:2]: rg_rw_dfd_power_on_wait_time = 1(20us)
+ */
+ mmio_write_32(DFD_INTERNAL_PWR_ON, 0xB);
+
+ /* longest scan chain length */
+ mmio_write_32(DFD_CHAIN_LENGTH0, chain_length);
+
+ /* bit[1:0]: rg_rw_dfd_shift_clock_ratio */
+ mmio_write_32(DFD_INTERNAL_SHIFT_CLK_RATIO, 0x0);
+
+ /* rg_dfd_test_so_over_64 */
+ mmio_write_32(DFD_INTERNAL_TEST_SO_OVER_64, 0x1);
+
+ /* DFD3.0 */
+ mmio_write_32(DFD_TEST_SI_0, DFD_TEST_SI_0_CACHE_DIS_VAL);
+ mmio_write_32(DFD_TEST_SI_1, DFD_TEST_SI_1_VAL);
+ mmio_write_32(DFD_TEST_SI_2, DFD_TEST_SI_2_VAL);
+ mmio_write_32(DFD_TEST_SI_3, DFD_TEST_SI_3_VAL);
+
+ /* for iLDO feature */
+ sync_writel(DFD_POWER_CTL, 0xF9);
+
+ /* set base address */
+ mmio_write_32(DFD_O_SET_BASEADDR_REG, base_addr >> 24);
+
+ /*
+ * disable sleep protect of DFD
+ * 10001220[8]: protect_en_reg[8]
+ * 10001a3c[2]: infra_mcu_pwr_ctl_mask[2]
+ */
+ mmio_clrbits_32(DFD_O_PROTECT_EN_REG, 1 << 8);
+ mmio_clrbits_32(DFD_O_INTRF_MCU_PWR_CTL_MASK, 1 << 2);
+
+ /* clean DFD trigger status */
+ sync_writel(DFD_CLEAN_STATUS, 0x1);
+ sync_writel(DFD_CLEAN_STATUS, 0x0);
+
+ /* DFD-3.0 */
+ sync_writel(DFD_V30_CTL, 0x1);
+
+ /* 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) {
+ /* DFD3.5 */
+ mmio_write_32(DFD_TEST_SI_0, DFD_TEST_SI_0_CACHE_EN_VAL);
+ sync_writel(DFD_V35_ENALBE, 0x1);
+ sync_writel(DFD_V35_TAP_NUMBER, 0xB);
+ 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, 0xC);
+ mmio_setbits_32(DFD_INTERNAL_CTL, 0x1 << 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:
+ 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/mt8192/drivers/dfd/plat_dfd.h b/plat/mediatek/mt8192/drivers/dfd/plat_dfd.h
new file mode 100644
index 0000000..7f0f4b5
--- /dev/null
+++ b/plat/mediatek/mt8192/drivers/dfd/plat_dfd.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2021, 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 + 0xE040)
+#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_CHAIN_LENGTH1 (MISC1_CFG_BASE + 0x1C)
+#define DFD_CHAIN_LENGTH2 (MISC1_CFG_BASE + 0x20)
+#define DFD_CHAIN_LENGTH3 (MISC1_CFG_BASE + 0x24)
+#define DFD_INTERNAL_TEST_SO_0 (MISC1_CFG_BASE + 0x28)
+#define DFD_INTERNAL_NUM_OF_TEST_SO_GROUP (MISC1_CFG_BASE + 0x30)
+#define DFD_INTERNAL_TEST_SO_OVER_64 (MISC1_CFG_BASE + 0x34)
+#define DFD_V30_CTL (MISC1_CFG_BASE + 0x48)
+#define DFD_V30_BASE_ADDR (MISC1_CFG_BASE + 0x4C)
+#define DFD_POWER_CTL (MISC1_CFG_BASE + 0x50)
+#define DFD_TEST_SI_0 (MISC1_CFG_BASE + 0x58)
+#define DFD_TEST_SI_1 (MISC1_CFG_BASE + 0x5C)
+#define DFD_CLEAN_STATUS (MISC1_CFG_BASE + 0x60)
+#define DFD_TEST_SI_2 (MISC1_CFG_BASE + 0x1D8)
+#define DFD_TEST_SI_3 (MISC1_CFG_BASE + 0x1DC)
+#define DFD_HW_TRIGGER_MASK (MISC1_CFG_BASE + 0xBC)
+
+#define DFD_V35_ENALBE (MCU_BIU_BASE + 0xE0A8)
+#define DFD_V35_TAP_NUMBER (MCU_BIU_BASE + 0xE0AC)
+#define DFD_V35_TAP_EN (MCU_BIU_BASE + 0xE0B0)
+#define DFD_V35_CTL (MCU_BIU_BASE + 0xE0B4)
+#define DFD_V35_SEQ0_0 (MCU_BIU_BASE + 0xE0C0)
+#define DFD_V35_SEQ0_1 (MCU_BIU_BASE + 0xE0C4)
+
+#define DFD_O_PROTECT_EN_REG (0x10001220)
+#define DFD_O_INTRF_MCU_PWR_CTL_MASK (0x10001A3C)
+#define DFD_O_SET_BASEADDR_REG (0x10043034)
+
+#define DFD_CACHE_DUMP_ENABLE 1U
+#define DFD_PARITY_ERR_TRIGGER 2U
+
+#define DFD_TEST_SI_0_CACHE_DIS_VAL (0x1E000202)
+#define DFD_TEST_SI_0_CACHE_EN_VAL (0x1E000002)
+#define DFD_TEST_SI_1_VAL (0x20408100)
+#define DFD_TEST_SI_2_VAL (0x10101000)
+#define DFD_TEST_SI_3_VAL (0x00000010)
+#define DFD_V35_TAP_EN_VAL (0x43FF)
+#define DFD_V35_SEQ0_0_VAL (0x63668820)
+
+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/mt8192/include/plat_sip_calls.h b/plat/mediatek/mt8192/include/plat_sip_calls.h
index 0e42322..f68a4ea 100644
--- a/plat/mediatek/mt8192/include/plat_sip_calls.h
+++ b/plat/mediatek/mt8192/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/mt8192/plat_pm.c b/plat/mediatek/mt8192/plat_pm.c
index 6dfb6c9..018e418 100644
--- a/plat/mediatek/mt8192/plat_pm.c
+++ b/plat/mediatek/mt8192/plat_pm.c
@@ -17,6 +17,7 @@
#include <mtk_ptp3_common.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>
@@ -168,6 +169,8 @@
mt_gic_distif_restore();
gic_sgi_restore_all();
+ dfd_resume();
+
plat_mt_pm_invoke_no_check(pwr_mcusys_on_finished, cpu, state);
}
diff --git a/plat/mediatek/mt8192/plat_sip_calls.c b/plat/mediatek/mt8192/plat_sip_calls.c
index f567f02..353faf8 100644
--- a/plat/mediatek/mt8192/plat_sip_calls.c
+++ b/plat/mediatek/mt8192/plat_sip_calls.c
@@ -9,6 +9,7 @@
#include <mtk_apusys.h>
#include <mtk_sip_svc.h>
#include <mt_spm_vcorefs.h>
+#include <plat_dfd.h>
#include "plat_sip_calls.h"
uintptr_t mediatek_plat_sip_handler(uint32_t smc_fid,
@@ -34,6 +35,11 @@
ret = apusys_kernel_ctrl(x1, x2, x3, x4, &rnd_val0);
SMC_RET2(handle, ret, rnd_val0);
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/mt8192/platform.mk b/plat/mediatek/mt8192/platform.mk
index 7761a55..cbdaadd 100644
--- a/plat/mediatek/mt8192/platform.mk
+++ b/plat/mediatek/mt8192/platform.mk
@@ -19,6 +19,7 @@
-I${MTK_PLAT_SOC}/drivers/apusys/ \
-I${MTK_PLAT_SOC}/drivers/dcm \
-I${MTK_PLAT_SOC}/drivers/devapc \
+ -I${MTK_PLAT_SOC}/drivers/dfd \
-I${MTK_PLAT_SOC}/drivers/emi_mpu/ \
-I${MTK_PLAT_SOC}/drivers/gpio/ \
-I${MTK_PLAT_SOC}/drivers/mcdi/ \
@@ -68,6 +69,7 @@
${MTK_PLAT_SOC}/drivers/dcm/mtk_dcm.c \
${MTK_PLAT_SOC}/drivers/dcm/mtk_dcm_utils.c \
${MTK_PLAT_SOC}/drivers/devapc/devapc.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 \