[U-Boot] [PATCH 1/5] armv8: ls2088a: The ls2088a platform supports the I2C driver model.
Chuanhua Han
chuanhua.han at nxp.com
Wed Jun 12 02:27:24 UTC 2019
DM_I2C_COMPAT is a compatibility layer that allows using the non-DM
I2C API when DM_I2C is used.When DM_I2C_COMPAT is not enabled for
compilation, a compilation error will be generated. This patch
solves the problem that the i2c-related api of the ls2088a platform
does not support dm.
Signed-off-by: Chuanhua Han <chuanhua.han at nxp.com>
---
depends on:
- http://patchwork.ozlabs.org/project/uboot/list/?series=109459
- http://patchwork.ozlabs.org/project/uboot/list/?series=113103
arch/arm/cpu/armv8/fsl-layerscape/Kconfig | 4 ----
board/freescale/ls2080ardb/ls2080ardb.c | 9 +++++++++
include/configs/ls2080a_common.h | 3 ---
include/configs/ls2080ardb.h | 1 -
4 files changed, 9 insertions(+), 8 deletions(-)
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
index f3eaab960b..3c1c39579c 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
+++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
@@ -204,10 +204,6 @@ config ARCH_LS2080A
select ARCH_EARLY_INIT_R
select BOARD_EARLY_INIT_F
select SYS_I2C_MXC
- select SYS_I2C_MXC_I2C1
- select SYS_I2C_MXC_I2C2
- select SYS_I2C_MXC_I2C3
- select SYS_I2C_MXC_I2C4
imply DISTRO_DEFAULTS
imply PANIC_HANG
diff --git a/board/freescale/ls2080ardb/ls2080ardb.c b/board/freescale/ls2080ardb/ls2080ardb.c
index ce419dfcae..8833ed3a8f 100644
--- a/board/freescale/ls2080ardb/ls2080ardb.c
+++ b/board/freescale/ls2080ardb/ls2080ardb.c
@@ -163,7 +163,16 @@ int select_i2c_ch_pca9547(u8 ch)
{
int ret;
+#ifndef CONFIG_DM_I2C
ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
+#else
+ struct udevice *dev;
+
+ ret = i2c_get_chip_for_busnum(0, I2C_MUX_PCA_ADDR_PRI, 1, &dev);
+ if (!ret)
+ ret = dm_i2c_write(dev, 0, &ch, 1);
+#endif
+
if (ret) {
puts("PCA: failed to select proper channel\n");
return ret;
diff --git a/include/configs/ls2080a_common.h b/include/configs/ls2080a_common.h
index c7d8a3b6eb..e776b5c667 100644
--- a/include/configs/ls2080a_common.h
+++ b/include/configs/ls2080a_common.h
@@ -74,9 +74,6 @@
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2048 * 1024)
-/* I2C */
-#define CONFIG_SYS_I2C
-
/* Serial Port */
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE 1
diff --git a/include/configs/ls2080ardb.h b/include/configs/ls2080ardb.h
index 2e8a8bbdb7..806c103fbd 100644
--- a/include/configs/ls2080ardb.h
+++ b/include/configs/ls2080ardb.h
@@ -13,7 +13,6 @@
#ifdef CONFIG_TARGET_LS2081ARDB
#define CONFIG_QIXIS_I2C_ACCESS
#endif
-#define CONFIG_SYS_I2C_EARLY_INIT
#endif
#define I2C_MUX_CH_VOL_MONITOR 0xa
--
2.17.1
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