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de8fc8b2f9
Build TF-A for the MediaTek MT7987 SoC family. Add necessary downstream patches in preparation for the BananaPi R4 Lite, which connects both flash chips to SPI2 and got broken MMC bus. Signed-off-by: Daniel Golle <daniel@makrotopia.org>
128 lines
4 KiB
Diff
128 lines
4 KiB
Diff
From e2e43103c00b5f7ccedbdbdece0f622cb420b4a5 Mon Sep 17 00:00:00 2001
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From: Daniel Golle <daniel@makrotopia.org>
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Date: Fri, 3 Oct 2025 12:53:10 +0100
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Subject: [PATCH] mt7987: make SPI controller configurable
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Allow selecting the SPI controller used for SPIM-NAND or SPI-NOR boot
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devices (either SPI0 or SPI2).
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Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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---
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plat/mediatek/apsoc_common/Config.in | 1 +
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plat/mediatek/mt7987/Config.in | 29 +++++++++++++++++++++
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plat/mediatek/mt7987/bl2/bl2.mk | 12 +++++++++
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plat/mediatek/mt7987/bl2/bl2_dev_spi_nand.c | 10 ++++++-
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plat/mediatek/mt7987/platform.mk | 4 +--
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5 files changed, 53 insertions(+), 3 deletions(-)
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create mode 100644 plat/mediatek/mt7987/Config.in
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--- a/plat/mediatek/apsoc_common/Config.in
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+++ b/plat/mediatek/apsoc_common/Config.in
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@@ -783,6 +783,7 @@ config ENABLE_BL31_RUNTIME_LOG
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default 1
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depends on _ENABLE_BL31_RUNTIME_LOG
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+source "plat/mediatek/mt7987/Config.in"
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source "plat/mediatek/mt7988/Config.in"
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endmenu # Platform configurations
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--- /dev/null
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+++ b/plat/mediatek/mt7987/Config.in
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@@ -0,0 +1,29 @@
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+# SPDX-License-Identifier: BSD-3-Clause
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+#
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+# Copyright (c) 2025 Daniel Golle <daniel@makrotopia.org>
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+#
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+# MT7987 platform-specific configurations
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+#
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+
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+if _PLAT_MT7987
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+
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+choice
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+ prompt "SPI controller"
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+ depends on (_BOOT_DEVICE_SPIM_NAND || _BOOT_DEVICE_SPI_NOR)
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+ default _SPIM_CTRL_0 if _BOOT_DEVICE_SPIM_NAND
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+ default _SPIM_CTRL_2 if _BOOT_DEVICE_SPI_NOR
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+
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+ config _SPIM_CTRL_0
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+ bool "0"
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+
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+ config _SPIM_CTRL_2
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+ bool "2"
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+
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+endchoice
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+
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+config SPIM_CTRL
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+ int
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+ default 0 if _SPIM_CTRL_0
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+ default 2 if _SPIM_CTRL_2
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+
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+endif # _PLAT_MT7987
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--- a/plat/mediatek/mt7987/bl2/bl2.mk
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+++ b/plat/mediatek/mt7987/bl2/bl2.mk
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@@ -91,7 +91,11 @@ endif # END OF BOOT_DEVICE = ram
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ifeq ($(BOOT_DEVICE),nor)
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$(eval $(call BL2_BOOT_NOR))
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BL2_SOURCES += $(MTK_PLAT_SOC)/bl2/bl2_dev_spi_nor.c
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+ifeq ($(SPIM_CTRL),0)
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+DTS_NAME := mt7987-spi0
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+else
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DTS_NAME := mt7987-spi2
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+endif
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endif # END OF BOOTDEVICE = nor
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ifeq ($(BOOT_DEVICE),emmc)
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@@ -112,10 +116,18 @@ ifeq ($(BOOT_DEVICE),spim-nand)
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$(eval $(call BL2_BOOT_SPI_NAND,0,0))
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BL2_SOURCES += $(MTK_PLAT_SOC)/bl2/bl2_dev_spi_nand.c
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NAND_TYPE ?= spim:2k+64
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+ifeq ($(SPIM_CTRL),2)
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+DTS_NAME := mt7987-spi2
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+else
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DTS_NAME := mt7987-spi0
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+endif
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$(eval $(call BL2_BOOT_NAND_TYPE_CHECK,$(NAND_TYPE),spim:2k+64 spim:2k+128 spim:4k+256))
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endif # END OF BOOTDEVICE = spim-nand
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+ifneq ($(SPIM_CTRL),)
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+BL2_CPPFLAGS += -DSPIM_CTRL=$(SPIM_CTRL)
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+endif
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+
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ifeq ($(BROM_HEADER_TYPE),)
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$(error BOOT_DEVICE has invalid value. Please re-check.)
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endif
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--- a/plat/mediatek/mt7987/bl2/bl2_dev_spi_nand.c
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+++ b/plat/mediatek/mt7987/bl2/bl2_dev_spi_nand.c
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@@ -12,10 +12,18 @@
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#define MTK_QSPI_SRC_CLK CB_MPLL_D2
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+#if SPIM_CTRL == 0
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+#define SELECTED_SPIM SPIM0
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+#elif SPIM_CTRL == 2
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+#define SELECTED_SPIM SPIM2
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+#else
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+#error "Invalid SPI controller selection"
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+#endif
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+
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uint32_t mtk_plat_get_qspi_src_clk(void)
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{
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/* config GPIO pinmux to spi mode */
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- mtk_spi_gpio_init(SPIM0);
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+ mtk_spi_gpio_init(SELECTED_SPIM);
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/* select 208M clk */
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mtk_spi_source_clock_select(MTK_QSPI_SRC_CLK);
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--- a/plat/mediatek/mt7987/platform.mk
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+++ b/plat/mediatek/mt7987/platform.mk
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@@ -56,8 +56,8 @@ include make_helpers/dep.mk
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$(call GEN_DEP_RULES,bl2,emicfg bl2_boot_ram bl2_boot_nand_nmbm bl2_dev_mmc bl2_plat_init bl2_plat_setup mt7987_gpio dtb)
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$(call MAKE_DEP,bl2,emicfg,DDR4_4BG_MODE DRAM_DEBUG_LOG DDR3_FREQ_2133 DDR3_FREQ_1866 DDR4_FREQ_3200 DDR4_FREQ_2666)
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-$(call MAKE_DEP,bl2,bl2_plat_init,BL2_COMPRESS)
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-$(call MAKE_DEP,bl2,bl2_plat_setup,BOOT_DEVICE TRUSTED_BOARD_BOOT BL32_TZRAM_BASE BL32_TZRAM_SIZE BL32_LOAD_OFFSET)
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+$(call MAKE_DEP,bl2,bl2_plat_init,BL2_COMPRESS SPIM_CTRL)
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+$(call MAKE_DEP,bl2,bl2_plat_setup,BOOT_DEVICE TRUSTED_BOARD_BOOT BL32_TZRAM_BASE BL32_TZRAM_SIZE BL32_LOAD_OFFSET SPIM_CTRL)
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$(call MAKE_DEP,bl2,bl2_dev_mmc,BOOT_DEVICE)
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$(call MAKE_DEP,bl2,bl2_boot_ram,RAM_BOOT_DEBUGGER_HOOK RAM_BOOT_UART_DL)
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$(call MAKE_DEP,bl2,bl2_boot_nand_nmbm,NMBM_MAX_RATIO NMBM_MAX_RESERVED_BLOCKS NMBM_DEFAULT_LOG_LEVEL)
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