With commit: d9a3bec682f9 "dm: ns16550: Add support for reg-offset property" reg_offset is added to the struct ns16550_platdata to be dt compatible with Linux kernel driver, TI AM335x evms are broken as the serial platdata updates wrong offsets. Correcting it with initializing reg_offset to zero.
Signed-off-by: Mugunthan V N mugunthanvnm@ti.com ---
Verified the patch on AM335x BBB ad AM335x EVMsk.
--- arch/arm/cpu/armv7/am33xx/board.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c index e8d5be3..2963b3b 100644 --- a/arch/arm/cpu/armv7/am33xx/board.c +++ b/arch/arm/cpu/armv7/am33xx/board.c @@ -40,14 +40,14 @@ DECLARE_GLOBAL_DATA_PTR;
#if !CONFIG_IS_ENABLED(OF_CONTROL) static const struct ns16550_platdata am33xx_serial[] = { - { CONFIG_SYS_NS16550_COM1, 2, CONFIG_SYS_NS16550_CLK }, + { CONFIG_SYS_NS16550_COM1, 0, 2, CONFIG_SYS_NS16550_CLK }, # ifdef CONFIG_SYS_NS16550_COM2 - { CONFIG_SYS_NS16550_COM2, 2, CONFIG_SYS_NS16550_CLK }, + { CONFIG_SYS_NS16550_COM2, 0, 2, CONFIG_SYS_NS16550_CLK }, # ifdef CONFIG_SYS_NS16550_COM3 - { CONFIG_SYS_NS16550_COM3, 2, CONFIG_SYS_NS16550_CLK }, - { CONFIG_SYS_NS16550_COM4, 2, CONFIG_SYS_NS16550_CLK }, - { CONFIG_SYS_NS16550_COM5, 2, CONFIG_SYS_NS16550_CLK }, - { CONFIG_SYS_NS16550_COM6, 2, CONFIG_SYS_NS16550_CLK }, + { CONFIG_SYS_NS16550_COM3, 0, 2, CONFIG_SYS_NS16550_CLK }, + { CONFIG_SYS_NS16550_COM4, 0, 2, CONFIG_SYS_NS16550_CLK }, + { CONFIG_SYS_NS16550_COM5, 0, 2, CONFIG_SYS_NS16550_CLK }, + { CONFIG_SYS_NS16550_COM6, 0, 2, CONFIG_SYS_NS16550_CLK }, # endif # endif };