sunxi: Convert CONFIG_MACPWR to Kconfig

Convert the CONFIG_MACPWR to Kconfig and update all the sunxi defconfigs
that used it in SYS_EXTRA_OPTIONS.

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
index aa6b84b..87f282a 100644
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -345,6 +345,13 @@
 	Set this to enable various workarounds for old kernels, this results in
 	sub-optimal settings for newer kernels, only enable if needed.
 
+config MACPWR
+	string "MAC power pin"
+	default ""
+	help
+	  Set the pin used to power the MAC. This takes a string in the format
+	  understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H.
+
 config MMC0_CD_PIN
 	string "Card detect pin for mmc0"
 	default "PF6" if MACH_SUN8I_A83T || MACH_SUNXI_H3_H5 || MACH_SUN50I
diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index 8043a8d..e2bba9a 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -80,7 +80,7 @@
 /* add board specific code here */
 int board_init(void)
 {
-	__maybe_unused int id_pfr1, ret, satapwr_pin;
+	__maybe_unused int id_pfr1, ret, satapwr_pin, macpwr_pin;
 
 	gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100);
 
@@ -123,8 +123,9 @@
 	gpio_direction_output(satapwr_pin, 1);
 #endif
 #ifdef CONFIG_MACPWR
-	gpio_request(CONFIG_MACPWR, "macpwr");
-	gpio_direction_output(CONFIG_MACPWR, 1);
+	macpwr_pin = sunxi_name_to_gpio(CONFIG_MACPWR);
+	gpio_request(macpwr_pin, "macpwr");
+	gpio_direction_output(macpwr_pin, 1);
 #endif
 
 	/* Uses dm gpio code so do this here and not in i2c_init_board() */