[U-Boot] [PATCH 2/2] odroid-c2: enable I2C

Beniamino Galvani
2017-10-29T09:09:01Z

Signed-off-by: Beniamino Galvani <b.galvani@gmail.com>
---
arch/arm/include/asm/arch-meson/gxbb.h | 1 +
board/amlogic/odroid-c2/odroid-c2.c | 1 +
configs/odroid-c2_defconfig | 3 +++
3 files changed, 5 insertions(+)

diff --git a/arch/arm/include/asm/arch-meson/gxbb.h b/arch/arm/include/asm/arch-meson/gxbb.h
index ce41349792..96c9535f53 100644
--- a/arch/arm/include/asm/arch-meson/gxbb.h
+++ b/arch/arm/include/asm/arch-meson/gxbb.h
@@ -44,6 +44,7 @@
#define GXBB_GCLK_MPEG_OTHER GXBB_HIU_ADDR(0x53)
#define GXBB_GCLK_MPEG_AO GXBB_HIU_ADDR(0x54)

+#define GXBB_GCLK_MPEG_0_I2C BIT(9)
#define GXBB_GCLK_MPEG_1_ETH BIT(3)

#endif /* __GXBB_H__ */
diff --git a/board/amlogic/odroid-c2/odroid-c2.c b/board/amlogic/odroid-c2/odroid-c2.c
index eac04d8178..a5ea8dc5af 100644
--- a/board/amlogic/odroid-c2/odroid-c2.c
+++ b/board/amlogic/odroid-c2/odroid-c2.c
@@ -35,6 +35,7 @@ int misc_init_r(void)
GXBB_ETH_REG_0_CLK_EN);

/* Enable power and clock gate */
+ setbits_le32(GXBB_GCLK_MPEG_0, GXBB_GCLK_MPEG_0_I2C);
setbits_le32(GXBB_GCLK_MPEG_1, GXBB_GCLK_MPEG_1_ETH);
clrbits_le32(GXBB_MEM_PD_REG_0, GXBB_MEM_PD_REG_0_ETH_MASK);

diff --git a/configs/odroid-c2_defconfig b/configs/odroid-c2_defconfig
index f7f8016644..1afd2fc111 100644
--- a/configs/odroid-c2_defconfig
+++ b/configs/odroid-c2_defconfig
@@ -11,12 +11,15 @@ CONFIG_DEBUG_UART=y
# CONFIG_CMD_IMI is not set
# CONFIG_CMD_FPGA is not set
CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
# CONFIG_CMD_LOADS is not set
CONFIG_CMD_MMC=y
# CONFIG_CMD_SETEXPR is not set
CONFIG_OF_CONTROL=y
CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_DM_GPIO=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_MESON=y
CONFIG_DM_MMC=y
CONFIG_MMC_MESON_GX=y
CONFIG_DM_ETH=y
--
2.13.6