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ARM: socfpga: Convert to DM serial

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Pull the serial port configuration from DT and use DM serial instead
of having the serial configuration in two places, DT and board config.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chin Liang See <chin.liang.see@intel.com>
Cc: Dinh Nguyen <dinguyen@kernel.org>
This commit is contained in:
Marek Vasut 2018-05-11 22:26:35 +02:00
parent 48befc009f
commit 73172753f4
4 changed files with 6 additions and 8 deletions
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3
arch/arm/Kconfig
View file

@ -737,6 +737,7 @@ config ARCH_SOCFPGA
select ARCH_MISC_INIT
select CPU_V7A
select DM
select DM_SERIAL
select ENABLE_ARM_SOC_BOOT0_HOOK
select OF_CONTROL
select SPL_LIBCOMMON_SUPPORT
@ -746,11 +747,13 @@ config ARCH_SOCFPGA
select SPL_NAND_SUPPORT if SPL_NAND_DENALI
select SPL_OF_CONTROL
select SPL_SERIAL_SUPPORT
select SPL_DM_SERIAL
select SPL_SPI_FLASH_SUPPORT if SPL_SPI_SUPPORT
select SPL_SPI_SUPPORT if DM_SPI
select SPL_WATCHDOG_SUPPORT
select SUPPORT_SPL
select SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
select SYS_NS16550
select SYS_THUMB_BUILD
imply CMD_MTDPARTS
imply CRC32_VERIFY

2
arch/arm/dts/socfpga.dtsi
View file

@ -737,6 +737,7 @@
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&l4_sp_clk>;
clock-frequency = <100000000>;
};
uart1: serial1@ffc03000 {
@ -746,6 +747,7 @@
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&l4_sp_clk>;
clock-frequency = <100000000>;
};
rst: rstmgr@ffd05000 {

1
arch/arm/dts/socfpga_arria10_socdk_sdmmc.dts
View file

@ -24,6 +24,7 @@
};
&uart1 {
clock-frequency = <50000000>;
u-boot,dm-pre-reloc;
status = "okay";
};

8
include/configs/socfpga_common.h
View file

@ -173,14 +173,6 @@ unsigned int cm_get_qspi_controller_clk_hz(void);
* Serial Driver
*/
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE -4
#if defined(CONFIG_TARGET_SOCFPGA_GEN5)
#define CONFIG_SYS_NS16550_COM1 SOCFPGA_UART0_ADDRESS
#define CONFIG_SYS_NS16550_CLK 100000000
#elif defined(CONFIG_TARGET_SOCFPGA_ARRIA10)
#define CONFIG_SYS_NS16550_COM1 SOCFPGA_UART1_ADDRESS
#define CONFIG_SYS_NS16550_CLK 50000000
#endif
/*
* USB