[U-Boot] [PATCH 4/4] davinci: omapl138-lcdk: enable driver-model in SPL

Bartosz Golaszewski brgl at bgdev.pl
Tue May 28 09:58:25 UTC 2019


From: Bartosz Golaszewski <bgolaszewski at baylibre.com>

Enable CONFIG_SPL_DM and enable the driver model for serial by defining
an appropriate device in the board file for da850-lcdk.

Signed-off-by: Bartosz Golaszewski <bgolaszewski at baylibre.com>
---
 board/davinci/da8xxevm/omapl138_lcdk.c | 16 ++++++++++++++++
 configs/omapl138_lcdk_defconfig        |  5 +++++
 2 files changed, 21 insertions(+)

diff --git a/board/davinci/da8xxevm/omapl138_lcdk.c b/board/davinci/da8xxevm/omapl138_lcdk.c
index 156d61d9fb..b20747ba01 100644
--- a/board/davinci/da8xxevm/omapl138_lcdk.c
+++ b/board/davinci/da8xxevm/omapl138_lcdk.c
@@ -15,6 +15,8 @@
 #include <asm/arch/hardware.h>
 #include <asm/ti-common/davinci_nand.h>
 #include <asm/io.h>
+#include <ns16550.h>
+#include <dm/platdata.h>
 #include <linux/errno.h>
 #include <asm/mach-types.h>
 #include <asm/arch/davinci_misc.h>
@@ -369,3 +371,17 @@ int board_mmc_init(bd_t *bis)
 }
 #endif
 #endif
+
+#ifdef CONFIG_SPL_BUILD
+static const struct ns16550_platdata serial_pdata = {
+	.base = DAVINCI_UART2_BASE,
+	.reg_shift = 2,
+	.clock = 228000000,
+	.fcr = UART_FCR_DEFVAL,
+};
+
+U_BOOT_DEVICE(omapl138_uart) = {
+	.name = "ns16550_serial",
+	.platdata = &serial_pdata,
+};
+#endif
diff --git a/configs/omapl138_lcdk_defconfig b/configs/omapl138_lcdk_defconfig
index b375da50df..f53a51321c 100644
--- a/configs/omapl138_lcdk_defconfig
+++ b/configs/omapl138_lcdk_defconfig
@@ -33,10 +33,13 @@ CONFIG_CMD_MTDPARTS=y
 CONFIG_CMD_DIAG=y
 CONFIG_CMD_UBI=y
 CONFIG_OF_CONTROL=y
+CONFIG_SPL_OF_CONTROL=y
 CONFIG_DEFAULT_DEVICE_TREE="da850-lcdk"
+CONFIG_SPL_OF_PLATDATA=y
 CONFIG_ENV_IS_IN_NAND=y
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_DM=y
+CONFIG_SPL_DM=y
 CONFIG_DM_I2C=y
 CONFIG_DM_I2C_COMPAT=y
 CONFIG_SYS_I2C_DAVINCI=y
@@ -53,8 +56,10 @@ CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_MII=y
 CONFIG_DRIVER_TI_EMAC=y
+CONFIG_SPECIFY_CONSOLE_INDEX=y
 CONFIG_DM_SERIAL=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_DAVINCI_SPI=y
 CONFIG_USE_TINY_PRINTF=y
+# CONFIG_SPL_OF_LIBFDT is not set
-- 
2.21.0



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