dany/u-boot-megous
1
0
Fork 0
mirror of https://xff.cz/git/u-boot/ synced 2025-09-01 08:42:12 +02:00
Code Issues Packages Projects Releases Wiki Activity

arm: mvebu: switch clearfog to use device-tree i2c and gpio

Browse Source 
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>
This commit is contained in:
Jon Nettleton
2018-05-28 19:10:30 +03:00
committed by Stefan Roese
parent d6db446f70
commit 4ea813d333
4 changed files with 8 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
board/solidrun/clearfog/clearfog.c
View File

@@ -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;
}