Attention is currently required from: Hung-Te Lin, Yidi Lin.
Rex-BC Chen would like Yidi Lin to review this change.
soc/mediatek/mt8195: Add NOR-Flash support
TEST=boot to romstage on MT8195 EVB
Signed-off-by: Yidi Lin <yidi.lin@mediatek.com>
Change-Id: I450281fb4b1750e59cb76f6b2083f0e2889fd4cc
---
M src/soc/mediatek/mt8195/Kconfig
M src/soc/mediatek/mt8195/Makefile.inc
A src/soc/mediatek/mt8195/include/soc/symbols.h
M src/soc/mediatek/mt8195/spi.c
4 files changed, 24 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/75/52875/1
diff --git a/src/soc/mediatek/mt8195/Kconfig b/src/soc/mediatek/mt8195/Kconfig
index 76329cd..bed3e04 100644
--- a/src/soc/mediatek/mt8195/Kconfig
+++ b/src/soc/mediatek/mt8195/Kconfig
@@ -17,4 +17,11 @@
select VBOOT_SEPARATE_VERSTAGE
select VBOOT_RETURN_FROM_VERSTAGE
+config FLASH_DUAL_READ
+ bool
+ default y
+ help
+ When this option is enabled, the flash controller provides the ability
+ to dual read mode.
+
endif
diff --git a/src/soc/mediatek/mt8195/Makefile.inc b/src/soc/mediatek/mt8195/Makefile.inc
index b515c16..ad053fb 100644
--- a/src/soc/mediatek/mt8195/Makefile.inc
+++ b/src/soc/mediatek/mt8195/Makefile.inc
@@ -1,6 +1,7 @@
ifeq ($(CONFIG_SOC_MEDIATEK_MT8195),y)
bootblock-y += bootblock.c
+bootblock-y += ../common/flash_controller.c
bootblock-y += ../common/gpio.c gpio.c
bootblock-y += ../common/mmu_operations.c
bootblock-y += ../common/pll.c pll.c
@@ -9,6 +10,7 @@
bootblock-y += ../common/uart.c
bootblock-y += ../common/wdt.c
+verstage-y += ../common/flash_controller.c
verstage-y += ../common/gpio.c gpio.c
verstage-$(CONFIG_SPI_FLASH) += ../common/spi.c spi.c
verstage-y += ../common/timer.c timer.c
@@ -17,6 +19,7 @@
romstage-y += ../common/cbmem.c
romstage-y += emi.c
+romstage-y += ../common/flash_controller.c
romstage-y += ../common/gpio.c gpio.c
romstage-y += ../common/pll.c pll.c
romstage-$(CONFIG_SPI_FLASH) += ../common/spi.c spi.c
@@ -30,6 +33,7 @@
romstage-y += ../common/mt6359p.c mt6359p.c
ramstage-y += emi.c
+ramstage-y += ../common/flash_controller.c
ramstage-y += ../common/gpio.c gpio.c
ramstage-$(CONFIG_SPI_FLASH) += ../common/spi.c spi.c
ramstage-y += soc.c
diff --git a/src/soc/mediatek/mt8195/include/soc/symbols.h b/src/soc/mediatek/mt8195/include/soc/symbols.h
new file mode 100644
index 0000000..76d9c6d
--- /dev/null
+++ b/src/soc/mediatek/mt8195/include/soc/symbols.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _SOC_MEDIATEK_MT8195_SYMBOLS_H_
+#define _SOC_MEDIATEK_MT8195_SYMBOLS_H_
+#include <symbols.h>
+
+DECLARE_REGION(dram_dma)
+
+#endif /* _SOC_MEDIATEK_MT8195_SYMBOLS_H_ */
diff --git a/src/soc/mediatek/mt8195/spi.c b/src/soc/mediatek/mt8195/spi.c
index bc02aa0..cfa52c4 100644
--- a/src/soc/mediatek/mt8195/spi.c
+++ b/src/soc/mediatek/mt8195/spi.c
@@ -3,6 +3,7 @@
#include <assert.h>
#include <device/mmio.h>
#include <soc/addressmap.h>
+#include <soc/flash_controller_common.h>
#include <soc/gpio.h>
#include <soc/spi.h>
@@ -93,6 +94,7 @@
static const struct spi_ctrlr spi_flash_ctrlr = {
.max_xfer_size = 65535,
+ .flash_probe = mtk_spi_flash_probe,
};
const struct spi_ctrlr_buses spi_ctrlr_bus_map[] = {
@@ -103,6 +105,8 @@
},
{
.ctrlr = &spi_flash_ctrlr,
+ .bus_start = CONFIG_BOOT_DEVICE_SPI_FLASH_BUS,
+ .bus_end = CONFIG_BOOT_DEVICE_SPI_FLASH_BUS,
},
};
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