[U-Boot] [PATCH 16/22] ppc: xilinx-ppc4xx: Port to DM serial

Ricardo Ribalda Delgado
2016-01-26T10:24:19Z

xilinx_uartlite has been ported to DM, this patch makes the
xilinx-ppc405-generic and the xilinx-ppc440-generic boards use the new
DM driver.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
---
arch/powerpc/cpu/ppc4xx/Kconfig | 8 ++++++++
board/xilinx/ppc405-generic/xilinx_ppc405_generic.c | 4 ++++
board/xilinx/ppc440-generic/xilinx_ppc440_generic.c | 4 ++++
configs/xilinx-ppc405-generic_defconfig | 8 ++++++++
configs/xilinx-ppc440-generic_defconfig | 12 ++++++++----
drivers/serial/Kconfig | 2 +-
include/configs/xilinx-ppc.h | 20 ++++----------------
7 files changed, 37 insertions(+), 21 deletions(-)

diff --git a/arch/powerpc/cpu/ppc4xx/Kconfig b/arch/powerpc/cpu/ppc4xx/Kconfig
index 3959585d44c3..36af1b9419b0 100644
--- a/arch/powerpc/cpu/ppc4xx/Kconfig
+++ b/arch/powerpc/cpu/ppc4xx/Kconfig
@@ -111,9 +111,17 @@ config TARGET_XPEDITE1000

config TARGET_XILINX_PPC405_GENERIC
bool "Support xilinx-ppc405-generic"
+ select SUPPORT_SPL
+ select OF_CONTROL
+ select DM
+ select DM_SERIAL

config TARGET_XILINX_PPC440_GENERIC
bool "Support xilinx-ppc440-generic"
+ select SUPPORT_SPL
+ select OF_CONTROL
+ select DM
+ select DM_SERIAL

endchoice

diff --git a/board/xilinx/ppc405-generic/xilinx_ppc405_generic.c b/board/xilinx/ppc405-generic/xilinx_ppc405_generic.c
index 8b10dbaed149..32105a823b0b 100644
--- a/board/xilinx/ppc405-generic/xilinx_ppc405_generic.c
+++ b/board/xilinx/ppc405-generic/xilinx_ppc405_generic.c
@@ -46,3 +46,7 @@ void __get_sys_info(sys_info_t *sysInfo)
return;
}
void get_sys_info(sys_info_t *) __attribute__((weak, alias("__get_sys_info")));
+
+int get_serial_clock(void){
+ return XPAR_UARTNS550_0_CLOCK_FREQ_HZ;
+}
diff --git a/board/xilinx/ppc440-generic/xilinx_ppc440_generic.c b/board/xilinx/ppc440-generic/xilinx_ppc440_generic.c
index 3718a76f8022..f92a3033e14d 100644
--- a/board/xilinx/ppc440-generic/xilinx_ppc440_generic.c
+++ b/board/xilinx/ppc440-generic/xilinx_ppc440_generic.c
@@ -39,3 +39,7 @@ void __get_sys_info(sys_info_t *sysInfo)
return;
}
void get_sys_info(sys_info_t *) __attribute__((weak, alias("__get_sys_info")));
+
+int get_serial_clock(void){
+ return XPAR_UARTNS550_0_CLOCK_FREQ_HZ;
+}
diff --git a/configs/xilinx-ppc405-generic_defconfig b/configs/xilinx-ppc405-generic_defconfig
index 53fafc324e68..e7132cd61152 100644
--- a/configs/xilinx-ppc405-generic_defconfig
+++ b/configs/xilinx-ppc405-generic_defconfig
@@ -7,3 +7,11 @@ CONFIG_SYS_PROMPT="xlx-ppc405:/# "
# CONFIG_CMD_SETEXPR is not set
# CONFIG_CMD_NET is not set
# CONFIG_CMD_NFS is not set
+CONFIG_SYS_MALLOC_SIMPLE=y
+CONFIG_XILINX_UARTLITE=y
+CONFIG_SYS_NS16550=y
+CONFIG_OF_EMBED=y
+CONFIG_OF_CONTROL=y
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_DEFAULT_DEVICE_TREE="xilinx-ppc440-generic"
diff --git a/configs/xilinx-ppc440-generic_defconfig b/configs/xilinx-ppc440-generic_defconfig
index 79be48a9955e..c66357e08724 100644
--- a/configs/xilinx-ppc440-generic_defconfig
+++ b/configs/xilinx-ppc440-generic_defconfig
@@ -3,7 +3,11 @@ CONFIG_4xx=y
CONFIG_TARGET_XILINX_PPC440_GENERIC=y
CONFIG_SYS_EXTRA_OPTIONS="SYS_TEXT_BASE=0x04000000,RESET_VECTOR_ADDRESS=0x04100000,BOOT_FROM_XMD=1"
CONFIG_SYS_PROMPT="board:/# "
-# CONFIG_CMD_IMLS is not set
-# CONFIG_CMD_SETEXPR is not set
-# CONFIG_CMD_NET is not set
-# CONFIG_CMD_NFS is not set
+CONFIG_SYS_MALLOC_SIMPLE=y
+CONFIG_XILINX_UARTLITE=y
+CONFIG_SYS_NS16550=y
+CONFIG_OF_EMBED=y
+CONFIG_OF_CONTROL=y
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_DEFAULT_DEVICE_TREE="xilinx-ppc440-generic"
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 82f52dd12330..197686483cc7 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -252,7 +252,7 @@ config UNIPHIER_SERIAL

config XILINX_UARTLITE
bool "Xilinx Uarlite support"
- depends on DM_SERIAL && (MICROBLAZE || ARCH_ZYNQ || ARCH_ZYNQMP)
+ depends on DM_SERIAL && (MICROBLAZE || ARCH_ZYNQ || ARCH_ZYNQMP || 4xx)
help
If you have a Xilinx based board and want to use the uartlite
serial ports, say Y to this option. If unsure, say N.
diff --git a/include/configs/xilinx-ppc.h b/include/configs/xilinx-ppc.h
index 876750b13820..d01d88b33f4d 100644
--- a/include/configs/xilinx-ppc.h
+++ b/include/configs/xilinx-ppc.h
@@ -101,22 +101,10 @@
#define CONFIG_SYS_NO_FLASH
#endif

-/* serial communication */
-#ifdef XPAR_UARTLITE_0_BASEADDR
-#define CONFIG_XILINX_UARTLITE
-#define XILINX_UARTLITE_BASEADDR XPAR_UARTLITE_0_BASEADDR
-#define CONFIG_BAUDRATE XPAR_UARTLITE_0_BAUDRATE
-#define CONFIG_SYS_BAUDRATE_TABLE { CONFIG_BAUDRATE }
-#else
-#ifdef XPAR_UARTNS550_0_BASEADDR
-#define CONFIG_SYS_NS16550_SERIAL
-#define CONFIG_SYS_NS16550_REG_SIZE 4
-#define CONFIG_CONS_INDEX 1
-#define CONFIG_SYS_NS16550_COM1 XPAR_UARTNS550_0_BASEADDR
-#define CONFIG_SYS_NS16550_CLK XPAR_UARTNS550_0_CLOCK_FREQ_HZ
+#define CONFIG_OF_LIBFDT 1
#define CONFIG_BAUDRATE 115200
-#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 115200 }
-#endif
-#endif
+/* The following table includes the supported baudrates */
+# define CONFIG_SYS_BAUDRATE_TABLE \
+ {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

#endif /* __CONFIG_H */
--
2.7.0.rc3