ARM: am3517-evm: Remove manual ethernet reset code
The reset line going to the ethernet controller is controlled
by a global reset controlling multiple peripherals. There
is no need to manually invoke the reset.
Signed-off-by: Adam Ford <aford173@gmail.com>
diff --git a/board/logicpd/am3517evm/am3517evm.c b/board/logicpd/am3517evm/am3517evm.c
index bfd4e78..2153878 100644
--- a/board/logicpd/am3517evm/am3517evm.c
+++ b/board/logicpd/am3517evm/am3517evm.c
@@ -113,7 +113,6 @@
*/
int misc_init_r(void)
{
- volatile unsigned int ctr;
u32 reset;
#if !defined(CONFIG_DM_I2C)
@@ -125,35 +124,10 @@
am3517_evm_musb_init();
- if (gpio_request(PHY_GPIO, "gpio_30") == 0) {
- /* activate PHY reset */
- gpio_direction_output(PHY_GPIO, 0);
- gpio_set_value(PHY_GPIO, 0);
-
- ctr = 0;
- do {
- udelay(1000);
- ctr++;
- } while (ctr < 300);
-
- /* deactivate PHY reset */
- gpio_set_value(PHY_GPIO, 1);
-
- /* allow the PHY to stabilize and settle down */
- ctr = 0;
- do {
- udelay(1000);
- ctr++;
- } while (ctr < 300);
-
- /* ensure that the module is out of reset */
- reset = readl(AM3517_IP_SW_RESET);
- reset &= (~CPGMACSS_SW_RST);
- writel(reset, AM3517_IP_SW_RESET);
-
- /* Free requested GPIO */
- gpio_free(PHY_GPIO);
- }
+ /* ensure that the Ethernet module is out of reset */
+ reset = readl(AM3517_IP_SW_RESET);
+ reset &= (~CPGMACSS_SW_RST);
+ writel(reset, AM3517_IP_SW_RESET);
return 0;
}