diff options
author | Adam Ford <aford173@gmail.com> | 2019-06-23 00:42:14 -0500 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2019-07-26 22:24:11 -0400 |
commit | 9de4695f757537f87186f268264a333d681cb811 (patch) | |
tree | ab42127b4b87c1024ef23f684ce2547093ceea3a /board/logicpd/am3517evm | |
parent | 2448e42d73fb91e4b56bb41b2677e18ab99a6c83 (diff) |
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>
Diffstat (limited to 'board/logicpd/am3517evm')
-rw-r--r-- | board/logicpd/am3517evm/am3517evm.c | 34 |
1 files changed, 4 insertions, 30 deletions
diff --git a/board/logicpd/am3517evm/am3517evm.c b/board/logicpd/am3517evm/am3517evm.c index bfd4e78274..215387825e 100644 --- a/board/logicpd/am3517evm/am3517evm.c +++ b/board/logicpd/am3517evm/am3517evm.c @@ -113,7 +113,6 @@ static void am3517_evm_musb_init(void) */ int misc_init_r(void) { - volatile unsigned int ctr; u32 reset; #if !defined(CONFIG_DM_I2C) @@ -125,35 +124,10 @@ int misc_init_r(void) 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; } |