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u-boot: ipq6018: eth: Add mdio gpio config from DTS

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Change-Id: I6d8288e2450415bb2a1616b0ecb63b2714ecfa47
Signed-off-by: speriaka <speriaka@codeaurora.org>
This commit is contained in:
speriaka 2019-04-30 10:52:33 +05:30 • committed by Gerrit - the friendly Code Review server
parent 241e5e86b0
commit f91df70bc5
1 changed files with 34 additions and 7 deletions
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41
board/qca/arm/ipq6018/ipq6018.c
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@ -845,10 +845,39 @@ void malibu_phy_reset_init_done(void)
}
}
int get_mdc_mdio_gpio(int mdc_mdio_gpio[2])
{
int mdc_mdio_gpio_cnt = 2, node;
int res = -1;
node = fdt_path_offset(gd->fdt_blob, "/ess-switch");
if (node >= 0) {
res = fdtdec_get_int_array(gd->fdt_blob, node, "mdc_mdio_gpio",
(u32 *)mdc_mdio_gpio, mdc_mdio_gpio_cnt);
if (res >= 0)
return mdc_mdio_gpio_cnt;
}
return res;
}
void set_function_select_as_mdc_mdio(void)
{
int mdc_mdio_gpio[2] = {0}, mdc_mdio_gpio_cnt, i;
unsigned int *mdc_mdio_gpio_base;
mdc_mdio_gpio_cnt = get_mdc_mdio_gpio(mdc_mdio_gpio);
if (mdc_mdio_gpio_cnt >= 1) {
for (i = 0; i < mdc_mdio_gpio_cnt; i++) {
if (mdc_mdio_gpio[i] >=0) {
mdc_mdio_gpio_base = (unsigned int *)GPIO_CONFIG_ADDR(mdc_mdio_gpio[i]);
writel(0x7, mdc_mdio_gpio_base);
}
}
}
}
void eth_clock_enable(void)
{
int tlmm_base = 0x1025000;
/*
* ethernet clk rcgr block init -- start
* these clk init will be moved to sbl later
@ -902,15 +931,13 @@ void eth_clock_enable(void)
* these clk init will be moved to sbl later
*/
/* set function select as mdio */
set_function_select_as_mdc_mdio();
/* bring phy out of reset */
writel(7, tlmm_base + 0x1f000);
writel(7, tlmm_base + 0x20000);
writel(0x203, tlmm_base);
writel(0, tlmm_base + 0x4);
malibu_phy_reset_init();
napa_phy_reset_init();
mdelay(500);
writel(2, tlmm_base + 0x4);
malibu_phy_reset_init_done();
napa_phy_reset_init_done();
mdelay(500);