From 2196e85bcf694759bdc1110f0fbe7733a04e2f7f Mon Sep 17 00:00:00 2001 From: =?utf8?q?Lothar=20Wa=C3=9Fmann?= Date: Fri, 1 Jul 2016 16:00:55 +0200 Subject: [PATCH] karo: tx6ul: configure JTAG_* pads for JTAG function unless disabled by env. variable --- board/karo/tx6/tx6ul.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/board/karo/tx6/tx6ul.c b/board/karo/tx6/tx6ul.c index 5ccb68b958..a2dbf23631 100644 --- a/board/karo/tx6/tx6ul.c +++ b/board/karo/tx6/tx6ul.c @@ -685,6 +685,15 @@ void show_activity(int arg) } } +static const iomux_v3_cfg_t stk5_jtag_pads[] = { + MX6_PAD_JTAG_MOD__SJC_MOD | TX6UL_GPIO_IN_PAD_CTRL, + MX6_PAD_JTAG_TCK__SJC_TCK | TX6UL_GPIO_IN_PAD_CTRL, + MX6_PAD_JTAG_TRST_B__SJC_TRSTB | TX6UL_GPIO_IN_PAD_CTRL, + MX6_PAD_JTAG_TDI__SJC_TDI | TX6UL_GPIO_IN_PAD_CTRL, + MX6_PAD_JTAG_TDO__SJC_TDO | TX6UL_GPIO_OUT_PAD_CTRL, + MX6_PAD_JTAG_TMS__SJC_TMS | TX6UL_GPIO_IN_PAD_CTRL, +}; + static const iomux_v3_cfg_t stk5_pads[] = { /* SW controlled LED on STK5 baseboard */ MX6_PAD_SNVS_TAMPER9__GPIO5_IO09, @@ -1197,6 +1206,10 @@ static void stk5_board_init(void) return; } imx_iomux_v3_setup_multiple_pads(stk5_pads, ARRAY_SIZE(stk5_pads)); + if (getenv_yesno("jtag_enable") != 0) { + /* true if unset or set to one of: 'yYtT1' */ + imx_iomux_v3_setup_multiple_pads(stk5_jtag_pads, ARRAY_SIZE(stk5_jtag_pads)); + } debug("%s@%d: \n", __func__, __LINE__); } -- 2.39.2