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[v3,09/38] ppc: qemu: Enable OF_CONTROL

Message ID 1614244979-48216-10-git-send-email-bmeng.cn@gmail.com
State Accepted
Commit c1979d74bc52a727a1c09d4592f18e2226e45af6
Delegated to: Priyanka Jain
Headers show
Series ppc: qemu: Convert qemu-ppce500 to driver model and enable additional driver support | expand

Commit Message

Bin Meng Feb. 25, 2021, 9:22 a.m. UTC 
The QEMU ppce500 machine generates a device tree blob and passes
it to U-Boot during boot. Let's enable OF_CONTROL with OF_BOARD
and provide board_fdt_blob_setup() in the board codes.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
---

(no changes since v1)

 board/freescale/qemu-ppce500/qemu-ppce500.c | 10 ++++++++++
 configs/qemu-ppce500_defconfig              |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/board/freescale/qemu-ppce500/qemu-ppce500.c b/board/freescale/qemu-ppce500/qemu-ppce500.c
index 4719d98..50167d5 100644
--- a/board/freescale/qemu-ppce500/qemu-ppce500.c
+++ b/board/freescale/qemu-ppce500/qemu-ppce500.c
@@ -364,3 +364,13 @@  u32 cpu_mask(void)
 {
 	return (1 << cpu_numcores()) - 1;
 }
+
+/**
+ * Return the virtual address of FDT that was passed by QEMU
+ *
+ * @return virtual address of FDT received from QEMU in r3 register
+ */
+void *board_fdt_blob_setup(void)
+{
+	return get_fdt_virt();
+}
diff --git a/configs/qemu-ppce500_defconfig b/configs/qemu-ppce500_defconfig
index 25fcd41..4522e18 100644
--- a/configs/qemu-ppce500_defconfig
+++ b/configs/qemu-ppce500_defconfig
@@ -22,6 +22,8 @@  CONFIG_CMD_PING=y
 # CONFIG_CMD_HASH is not set
 CONFIG_CMD_EXT2=y
 CONFIG_DOS_PARTITION=y
+CONFIG_OF_CONTROL=y
+CONFIG_OF_BOARD=y
 CONFIG_ENV_OVERWRITE=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 # CONFIG_MMC is not set
@@ -29,4 +31,3 @@  CONFIG_E1000=y
 CONFIG_SYS_NS16550=y
 CONFIG_ADDR_MAP=y
 CONFIG_PANIC_HANG=y
-CONFIG_OF_LIBFDT=y