[PATCH 8/8] configs: ae350: Enable ATCSPI200 data merge mode

Leo Yu-Chi Liang ycliang at andestech.com
Fri Apr 17 04:40:34 CEST 2026


Enable CONFIG_ATCSPI200_SPI_DATA_MERGE for all AE350 board variants
to improve SPI throughput by using 4-byte FIFO access for aligned
transfers.

Signed-off-by: Leo Yu-Chi Liang <ycliang at andestech.com>
---
 configs/ae350_rv32_defconfig            | 1 +
 configs/ae350_rv32_falcon_defconfig     | 1 +
 configs/ae350_rv32_falcon_xip_defconfig | 1 +
 configs/ae350_rv32_spl_defconfig        | 1 +
 configs/ae350_rv32_spl_xip_defconfig    | 1 +
 configs/ae350_rv32_xip_defconfig        | 1 +
 configs/ae350_rv64_defconfig            | 1 +
 configs/ae350_rv64_falcon_defconfig     | 1 +
 configs/ae350_rv64_falcon_xip_defconfig | 1 +
 configs/ae350_rv64_spl_defconfig        | 1 +
 configs/ae350_rv64_spl_xip_defconfig    | 1 +
 configs/ae350_rv64_xip_defconfig        | 1 +
 12 files changed, 12 insertions(+)

diff --git a/configs/ae350_rv32_defconfig b/configs/ae350_rv32_defconfig
index d8716d2b8f2..e58e9b1bde3 100644
--- a/configs/ae350_rv32_defconfig
+++ b/configs/ae350_rv32_defconfig
@@ -48,6 +48,7 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_WATCHDOG_AUTOSTART is not set
 CONFIG_WDT=y
 CONFIG_WDT_ATCWDT200=y
diff --git a/configs/ae350_rv32_falcon_defconfig b/configs/ae350_rv32_falcon_defconfig
index 659be8287ba..7f2e4270cce 100644
--- a/configs/ae350_rv32_falcon_defconfig
+++ b/configs/ae350_rv32_falcon_defconfig
@@ -56,4 +56,5 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_BINMAN_FDT is not set
diff --git a/configs/ae350_rv32_falcon_xip_defconfig b/configs/ae350_rv32_falcon_xip_defconfig
index 93b80ef789d..a6ad9a90873 100644
--- a/configs/ae350_rv32_falcon_xip_defconfig
+++ b/configs/ae350_rv32_falcon_xip_defconfig
@@ -58,4 +58,5 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_BINMAN_FDT is not set
diff --git a/configs/ae350_rv32_spl_defconfig b/configs/ae350_rv32_spl_defconfig
index 4b0f52ff42b..9f56d0c4e7c 100644
--- a/configs/ae350_rv32_spl_defconfig
+++ b/configs/ae350_rv32_spl_defconfig
@@ -56,6 +56,7 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_WATCHDOG_AUTOSTART is not set
 CONFIG_WDT=y
 CONFIG_WDT_ATCWDT200=y
diff --git a/configs/ae350_rv32_spl_xip_defconfig b/configs/ae350_rv32_spl_xip_defconfig
index f076f36c73c..375d6f6cc5c 100644
--- a/configs/ae350_rv32_spl_xip_defconfig
+++ b/configs/ae350_rv32_spl_xip_defconfig
@@ -57,6 +57,7 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_WATCHDOG_AUTOSTART is not set
 CONFIG_WDT=y
 CONFIG_WDT_ATCWDT200=y
diff --git a/configs/ae350_rv32_xip_defconfig b/configs/ae350_rv32_xip_defconfig
index 4eb59d31bcc..c3fbdb59bc1 100644
--- a/configs/ae350_rv32_xip_defconfig
+++ b/configs/ae350_rv32_xip_defconfig
@@ -49,6 +49,7 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_WATCHDOG_AUTOSTART is not set
 CONFIG_WDT=y
 CONFIG_WDT_ATCWDT200=y
diff --git a/configs/ae350_rv64_defconfig b/configs/ae350_rv64_defconfig
index ca3acabdbf0..b24c64db6d8 100644
--- a/configs/ae350_rv64_defconfig
+++ b/configs/ae350_rv64_defconfig
@@ -48,6 +48,7 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_WATCHDOG_AUTOSTART is not set
 CONFIG_WDT=y
 CONFIG_WDT_ATCWDT200=y
diff --git a/configs/ae350_rv64_falcon_defconfig b/configs/ae350_rv64_falcon_defconfig
index c7c44671419..e1b95a34777 100644
--- a/configs/ae350_rv64_falcon_defconfig
+++ b/configs/ae350_rv64_falcon_defconfig
@@ -56,4 +56,5 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_BINMAN_FDT is not set
diff --git a/configs/ae350_rv64_falcon_xip_defconfig b/configs/ae350_rv64_falcon_xip_defconfig
index ae9c7cfd933..044b3c84c52 100644
--- a/configs/ae350_rv64_falcon_xip_defconfig
+++ b/configs/ae350_rv64_falcon_xip_defconfig
@@ -58,4 +58,5 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_BINMAN_FDT is not set
diff --git a/configs/ae350_rv64_spl_defconfig b/configs/ae350_rv64_spl_defconfig
index af000ca58ce..0fa0b1cb0d5 100644
--- a/configs/ae350_rv64_spl_defconfig
+++ b/configs/ae350_rv64_spl_defconfig
@@ -56,6 +56,7 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_WATCHDOG_AUTOSTART is not set
 CONFIG_WDT=y
 CONFIG_WDT_ATCWDT200=y
diff --git a/configs/ae350_rv64_spl_xip_defconfig b/configs/ae350_rv64_spl_xip_defconfig
index 8c6e2773723..03862ce4ba2 100644
--- a/configs/ae350_rv64_spl_xip_defconfig
+++ b/configs/ae350_rv64_spl_xip_defconfig
@@ -57,6 +57,7 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_WATCHDOG_AUTOSTART is not set
 CONFIG_WDT=y
 CONFIG_WDT_ATCWDT200=y
diff --git a/configs/ae350_rv64_xip_defconfig b/configs/ae350_rv64_xip_defconfig
index 617940c830f..01e53998c87 100644
--- a/configs/ae350_rv64_xip_defconfig
+++ b/configs/ae350_rv64_xip_defconfig
@@ -49,6 +49,7 @@ CONFIG_FTMAC100=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_ATCSPI200_SPI=y
+CONFIG_ATCSPI200_SPI_DATA_MERGE=y
 # CONFIG_WATCHDOG_AUTOSTART is not set
 CONFIG_WDT=y
 CONFIG_WDT_ATCWDT200=y
-- 
2.34.1



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