diff options
| author | Jon Nettleton <jon@solid-run.com> | 2018-05-28 19:10:30 +0300 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2018-06-05 07:29:09 +0200 |
| commit | 4ea813d333feec005385f2eb602c3a676832be64 (patch) | |
| tree | 9d6a31fe65e30caa18ef6df959fdf6e6b4bce1d2 | |
| parent | d6db446f70c56de5cf57077fdb2329aaa58b740d (diff) | |
arm: mvebu: switch clearfog to use device-tree i2c and gpio
This switches the clearfog boards to use DM based gpio and i2c
drivers. The io expanders are configured via their device-tree
entries.
Signed-off-by: Jon Nettleton <jon@solid-run.com>
[baruch: add DT i2c aliases]
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
| -rw-r--r-- | arch/arm/dts/armada-388-clearfog.dts | 2 | ||||
| -rw-r--r-- | board/solidrun/clearfog/clearfog.c | 22 | ||||
| -rw-r--r-- | configs/clearfog_defconfig | 6 | ||||
| -rw-r--r-- | include/configs/clearfog.h | 7 |
4 files changed, 8 insertions, 29 deletions
diff --git a/arch/arm/dts/armada-388-clearfog.dts b/arch/arm/dts/armada-388-clearfog.dts index bc52bc0167..a0b566a5ae 100644 --- a/arch/arm/dts/armada-388-clearfog.dts +++ b/arch/arm/dts/armada-388-clearfog.dts @@ -62,6 +62,8 @@ ethernet2 = ð1; ethernet3 = ð2; spi1 = &spi1; + i2c0 = &i2c0; + i2c1 = &i2c1; }; chosen { diff --git a/board/solidrun/clearfog/clearfog.c b/board/solidrun/clearfog/clearfog.c index ede303d4eb..4e1386c8a2 100644 --- a/board/solidrun/clearfog/clearfog.c +++ b/board/solidrun/clearfog/clearfog.c @@ -32,22 +32,6 @@ DECLARE_GLOBAL_DATA_PTR; #define BOARD_GPP_POL_LOW 0x0 #define BOARD_GPP_POL_MID 0x0 -/* IO expander on Marvell GP board includes e.g. fan enabling */ -struct marvell_io_exp { - u8 chip; - u8 addr; - u8 val; -}; - -static struct marvell_io_exp io_exp[] = { - { 0x20, 2, 0x40 }, /* Deassert both mini pcie reset signals */ - { 0x20, 6, 0xf9 }, - { 0x20, 2, 0x46 }, /* rst signals and ena USB3 current limiter */ - { 0x20, 6, 0xb9 }, - { 0x20, 3, 0x00 }, /* Set SFP_TX_DIS to zero */ - { 0x20, 7, 0xbf }, /* Drive SFP_TX_DIS to zero */ -}; - static struct serdes_map board_serdes_map[] = { {SATA0, SERDES_SPEED_3_GBPS, SERDES_DEFAULT_MODE, 0, 0}, {SGMII1, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0}, @@ -126,8 +110,6 @@ int board_early_init_f(void) int board_init(void) { - int i; - /* Address of boot parameters */ gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100; @@ -142,10 +124,6 @@ int board_init(void) setbits_le32(MVEBU_GPIO0_BASE + 0x0, BIT(19)); mdelay(10); - /* Init I2C IO expanders */ - for (i = 0; i < ARRAY_SIZE(io_exp); i++) - i2c_write(io_exp[i].chip, io_exp[i].addr, 1, &io_exp[i].val, 1); - return 0; } diff --git a/configs/clearfog_defconfig b/configs/clearfog_defconfig index e471c876fa..7a9ee51017 100644 --- a/configs/clearfog_defconfig +++ b/configs/clearfog_defconfig @@ -1,6 +1,7 @@ CONFIG_ARM=y CONFIG_ARCH_MVEBU=y CONFIG_SYS_TEXT_BASE=0x00800000 +CONFIG_SPL_GPIO_SUPPORT=y CONFIG_SPL_LIBCOMMON_SUPPORT=y CONFIG_SPL_LIBGENERIC_SUPPORT=y CONFIG_SYS_MALLOC_F_LEN=0x2000 @@ -21,6 +22,7 @@ CONFIG_DISPLAY_BOARDINFO_LATE=y CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x141 CONFIG_SPL_I2C_SUPPORT=y # CONFIG_CMD_FLASH is not set +CONFIG_CMD_GPIO=y CONFIG_CMD_I2C=y CONFIG_CMD_MMC=y CONFIG_CMD_PCI=y @@ -36,6 +38,10 @@ CONFIG_ENV_IS_IN_MMC=y CONFIG_NET_RANDOM_ETHADDR=y CONFIG_SPL_OF_TRANSLATE=y CONFIG_SCSI_AHCI=y +CONFIG_DM_GPIO=y +CONFIG_DM_PCA953X=y +CONFIG_DM_I2C=y +CONFIG_SYS_I2C_MVTWSI=y CONFIG_MMC_SDHCI=y CONFIG_MMC_SDHCI_SDMA=y CONFIG_MMC_SDHCI_MV=y diff --git a/include/configs/clearfog.h b/include/configs/clearfog.h index ed6f000db1..1141aee08b 100644 --- a/include/configs/clearfog.h +++ b/include/configs/clearfog.h @@ -21,13 +21,6 @@ * Commands configuration */ -/* I2C */ -#define CONFIG_SYS_I2C -#define CONFIG_SYS_I2C_MVTWSI -#define CONFIG_I2C_MVTWSI_BASE0 MVEBU_TWSI_BASE -#define CONFIG_SYS_I2C_SLAVE 0x0 -#define CONFIG_SYS_I2C_SPEED 100000 - /* SPI NOR flash default params, used by sf commands */ #define CONFIG_SF_DEFAULT_BUS 1 |