[PATCH v4] board: fsl: lx2160a: Add support to reset to eMMC

[Meenakshi Aggarwal]

Add support of "qixis_reset emmc" command for lx2160a based platforms

Signed-off-by: Meenakshi Aggarwal <meenakshi.aggarwal at nxp.com>

---
Changes:

v2:
	- update in commit message
	- using set_rcw_src() in place of QIXIS_WRITE()

v3:
	- update in commit message

v4:
	-incorporated review comments
---
 board/freescale/common/qixis.c    | 4 ++++
 board/freescale/lx2160a/lx2160a.c | 2 ++
 include/configs/lx2160aqds.h      | 2 ++
 include/configs/lx2160ardb.h      | 2 ++
 4 files changed, 10 insertions(+)

diff --git a/board/freescale/common/qixis.c b/board/freescale/common/qixis.c
index 716c93b..dd1ee90 100644
--- a/board/freescale/common/qixis.c
+++ b/board/freescale/common/qixis.c
@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2011 Freescale Semiconductor
+ * Copyright 2020 NXP
  * Author: Shengzhou Liu <Shengzhou.Liu at freescale.com>
  *
  * This file provides support for the QIXIS of some Freescale reference boards.
@@ -287,7 +288,9 @@ static int qixis_reset_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const ar
 #ifdef QIXIS_LBMAP_EMMC
 		QIXIS_WRITE(rst_ctl, 0x30);
 		QIXIS_WRITE(rcfg_ctl, 0);
+#ifndef NON_EXTENDED_DUTCFG
 		set_lbmap(QIXIS_LBMAP_EMMC);
+#endif
 		set_rcw_src(QIXIS_RCW_SRC_EMMC);
 		QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_IDLE);
 		QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_START);
@@ -365,6 +368,7 @@ U_BOOT_CMD(
 	"qixis watchdog <watchdog_period> - set the watchdog period\n"
 	"	period: 1s 2s 4s 8s 16s 32s 1min 2min 4min 8min\n"
 	"qixis_reset dump - display the QIXIS registers\n"
+	"qixis_reset emmc - reset to emmc\n"
 	"qixis_reset switch - display switch\n"
 	);
 #endif
diff --git a/board/freescale/lx2160a/lx2160a.c b/board/freescale/lx2160a/lx2160a.c
index dd3cd45..79abcd8 100644
--- a/board/freescale/lx2160a/lx2160a.c
+++ b/board/freescale/lx2160a/lx2160a.c
@@ -325,6 +325,8 @@ int checkboard(void)
 
 	if (src == BOOT_SOURCE_SD_MMC) {
 		puts("SD\n");
+	} else if (src == BOOT_SOURCE_SD_MMC2) {
+		puts("eMMC\n");
 	} else {
 		sw = QIXIS_READ(brdcfg[0]);
 		sw = (sw >> QIXIS_XMAP_SHIFT) & QIXIS_XMAP_MASK;
diff --git a/include/configs/lx2160aqds.h b/include/configs/lx2160aqds.h
index f523b37..56a50d3 100644
--- a/include/configs/lx2160aqds.h
+++ b/include/configs/lx2160aqds.h
@@ -22,7 +22,9 @@
 #define QIXIS_RCFG_CTL_WATCHDOG_ENBLE	0x08
 #define QIXIS_LBMAP_MASK		0x0f
 #define QIXIS_LBMAP_SD
+#define QIXIS_LBMAP_EMMC
 #define QIXIS_RCW_SRC_SD		0x08
+#define QIXIS_RCW_SRC_EMMC         0x09
 #define NON_EXTENDED_DUTCFG
 #define QIXIS_SDID_MASK			0x07
 #define QIXIS_ESDHC_NO_ADAPTER		0x7
diff --git a/include/configs/lx2160ardb.h b/include/configs/lx2160ardb.h
index 6ff1c24..5b530f0 100644
--- a/include/configs/lx2160ardb.h
+++ b/include/configs/lx2160ardb.h
@@ -22,7 +22,9 @@
 #define QIXIS_RCFG_CTL_WATCHDOG_ENBLE	0x08
 #define QIXIS_LBMAP_MASK		0x0f
 #define QIXIS_LBMAP_SD
+#define QIXIS_LBMAP_EMMC
 #define QIXIS_RCW_SRC_SD           0x08
+#define QIXIS_RCW_SRC_EMMC         0x09
 #define NON_EXTENDED_DUTCFG
 
 /* VID */
-- 
1.9.1