[U-Boot] [PATCH v2 2/8] am335x_evm: add nand pinmux definition
Ilya Yanok
ilya.yanok at cogentembedded.com
Wed Nov 7 00:06:29 CET 2012
Add NAND pins mux settings for AM335X devices. Enable NAND pins
for AM335X EVM board.
Signed-off-by: Ilya Yanok <ilya.yanok at cogentembedded.com>
---
Changes in v2:
-fix nand mux settings (profiles 2&3 don't have NAND)
board/ti/am335x/mux.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/board/ti/am335x/mux.c b/board/ti/am335x/mux.c
index 8437ef5..0283708 100644
--- a/board/ti/am335x/mux.c
+++ b/board/ti/am335x/mux.c
@@ -171,6 +171,25 @@ static struct module_pin_mux mii1_pin_mux[] = {
{-1},
};
+static struct module_pin_mux nand_pin_mux[] = {
+ {OFFSET(gpmc_ad0), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD0 */
+ {OFFSET(gpmc_ad1), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD1 */
+ {OFFSET(gpmc_ad2), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD2 */
+ {OFFSET(gpmc_ad3), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD3 */
+ {OFFSET(gpmc_ad4), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD4 */
+ {OFFSET(gpmc_ad5), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD5 */
+ {OFFSET(gpmc_ad6), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD6 */
+ {OFFSET(gpmc_ad7), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD7 */
+ {OFFSET(gpmc_wait0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* NAND WAIT */
+ {OFFSET(gpmc_wpn), (MODE(7) | PULLUP_EN | RXACTIVE)}, /* NAND_WPN */
+ {OFFSET(gpmc_csn0), (MODE(0) | PULLUDEN)}, /* NAND_CS0 */
+ {OFFSET(gpmc_advn_ale), (MODE(0) | PULLUDEN)}, /* NAND_ADV_ALE */
+ {OFFSET(gpmc_oen_ren), (MODE(0) | PULLUDEN)}, /* NAND_OE */
+ {OFFSET(gpmc_wen), (MODE(0) | PULLUDEN)}, /* NAND_WEN */
+ {OFFSET(gpmc_be0n_cle), (MODE(0) | PULLUDEN)}, /* NAND_BE_CLE */
+ {-1},
+};
+
void enable_uart0_pin_mux(void)
{
configure_module_pin_mux(uart0_pin_mux);
@@ -257,6 +276,9 @@ void enable_board_pin_mux(struct am335x_baseboard_id *header)
/* In profile #2 i2c1 and spi0 conflict. */
if (profile & ~PROFILE_2)
configure_module_pin_mux(i2c1_pin_mux);
+ /* Profiles 2 & 3 don't have NAND */
+ if (profile & ~(PROFILE_2 | PROFILE_3))
+ configure_module_pin_mux(nand_pin_mux);
else if (profile == PROFILE_2) {
configure_module_pin_mux(mmc1_pin_mux);
configure_module_pin_mux(spi0_pin_mux);
--
1.7.10.2 (Apple Git-33)
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