فهرست منبع

ARM: tegra: colibri_t20: fix nand pinmux

Pingroup ATC seems to come out of reset with config set to NAND, so we
need to explicitly configure some other function to this group in order
to avoid clashing settings.

Signed-off-by: Marcel Ziswiler <marcel@ziswiler.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Marcel Ziswiler 10 سال پیش
والد
کامیت
76a30fedd4
1فایلهای تغییر یافته به همراه6 افزوده شده و 0 حذف شده
  1. 6 0
      board/toradex/colibri_t20/colibri_t20.c

+ 6 - 0
board/toradex/colibri_t20/colibri_t20.c

@@ -27,6 +27,12 @@ void pin_mux_mmc(void)
 void pin_mux_nand(void)
 {
 	funcmux_select(PERIPH_ID_NDFLASH, FUNCMUX_NDFLASH_KBC_8_BIT);
+
+	/*
+	 * configure pingroup ATC to something unrelated to
+	 * avoid ATC overriding KBC
+	 */
+	pinmux_set_func(PMUX_PINGRP_ATC, PMUX_FUNC_GMI);
 }
 #endif