Add patches for initial support for the Beagle Bone Black

0001-beaglebone-default-to-beaglebone-black-for-unknown-E.patch

@@ -0,0 +1,27 @@
+From d4b58fe48083ee98dd86af5b0ec9e831433c98e3 Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen@dominion.thruhere.net>
+Date: Wed, 3 Apr 2013 08:22:53 +0200
+Subject: [PATCH 01/14] beaglebone: default to beaglebone black for unknown
+ EEPROMs
+
+Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
+---
+ include/configs/am335x_evm.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index ef00306..2ac89af 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -59,7 +59,7 @@
+ 	"rdaddr=0x81000000\0" \
+ 	"bootdir=/boot\0" \
+ 	"bootfile=uImage\0" \
+-	"fdtfile=\0" \
++	"fdtfile=am335x-boneblack.dtb\0" \
+ 	"console=ttyO0,115200n8\0" \
+ 	"optargs=\0" \
+ 	"mtdids=" MTDIDS_DEFAULT "\0" \
+-- 
+1.8.1.4
+

0002-am335x-mux-don-t-hang-on-unknown-EEPROMs-assume-Beag.patch

@@ -0,0 +1,32 @@
+From fbce545279c4f1e882431fa7d08130e1bc25cd93 Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen@dominion.thruhere.net>
+Date: Wed, 3 Apr 2013 08:32:19 +0200
+Subject: [PATCH 02/14] am335x mux: don't hang on unknown EEPROMs, assume
+ BeagleBone Black
+
+Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
+---
+ board/ti/am335x/mux.c | 8 ++++++--
+ 1 file changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/board/ti/am335x/mux.c b/board/ti/am335x/mux.c
+index 0283708..ab42011 100644
+--- a/board/ti/am335x/mux.c
++++ b/board/ti/am335x/mux.c
+@@ -305,7 +305,11 @@ void enable_board_pin_mux(struct am335x_baseboard_id *header)
+ 		configure_module_pin_mux(mmc0_pin_mux);
+ 		configure_module_pin_mux(mmc1_pin_mux);
+ 	} else {
+-		puts("Unknown board, cannot configure pinmux.");
+-		hang();
++		puts("Unknown board, assuming Beaglebone LT/Black.");
++		/* Beaglebone LT pinmux */
++		configure_module_pin_mux(i2c1_pin_mux);
++		configure_module_pin_mux(mii1_pin_mux);
++		configure_module_pin_mux(mmc0_pin_mux);
++		configure_module_pin_mux(mmc1_pin_mux);
+ 	}
+ }
+-- 
+1.8.1.4
+

0003-beaglebone-HACK-always-return-1-for-is_bone_lt.patch

@@ -0,0 +1,38 @@
+From d73f1f024a8f179e38ce15dc66938ee40325e5b3 Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen@dominion.thruhere.net>
+Date: Wed, 3 Apr 2013 08:33:28 +0200
+Subject: [PATCH 03/14] beaglebone: HACK: always return 1 for is_bone_lt
+
+This is to make the eMMC flasher work, the EEPROM hasn't been populated yet
+
+Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
+---
+ board/ti/am335x/board.c | 5 +++--
+ 1 file changed, 3 insertions(+), 2 deletions(-)
+
+diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
+index b371376..c92e1e9 100644
+--- a/board/ti/am335x/board.c
++++ b/board/ti/am335x/board.c
+@@ -60,7 +60,8 @@ static inline int board_is_bone(void)
+ 
+ static inline int board_is_bone_lt(void)
+ {
+-	return !strncmp(header.name, "A335BNLT", HDR_NAME_LEN);
++	//return !strncmp(header.name, "A335BNLT", HDR_NAME_LEN);
++	return 1;
+ }
+ 
+ static inline int board_is_evm_sk(void)
+@@ -378,7 +379,7 @@ void s_init(void)
+ 	if (board_is_evm_sk())
+ 		config_ddr(303, MT41J128MJT125_IOCTRL_VALUE, &ddr3_data,
+ 			   &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0);
+-	else if (board_is_bone_lt())
++	else if (board_is_bone_lt() && !board_is_bone())
+ 		config_ddr(400, MT41K256M16HA125E_IOCTRL_VALUE,
+ 			   &ddr3_beagleblack_data,
+ 			   &ddr3_beagleblack_cmd_ctrl_data,
+-- 
+1.8.1.4
+

0004-beaglebone-HACK-raise-USB-current-limit.patch

@@ -0,0 +1,25 @@
+From 713fb639c8d4920ae7581908de8da9fbbe83f3ae Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen@dominion.thruhere.net>
+Date: Wed, 3 Apr 2013 08:27:09 +0200
+Subject: [PATCH 04/14] beaglebone: HACK: raise USB current limit
+
+Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
+---
+ include/configs/am335x_evm.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index 2ac89af..8de4cc9 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -149,6 +149,7 @@
+ #endif
+ 
+ #define CONFIG_BOOTCOMMAND \
++	"i2c mw 0x24 1 0x3e; " \
+ 	"run findfdt; " \
+ 	"mmc dev ${mmcdev}; if mmc rescan; then " \
+ 		"echo SD/MMC found on device ${mmcdev};" \
+-- 
+1.8.1.4
+

0005-beaglebone-use-kloadaddr-to-avoid-copying-the-kernel.patch

@@ -0,0 +1,40 @@
+From a8861624e48f2ecf0f39da3827211c485ed2f0cb Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen@dominion.thruhere.net>
+Date: Wed, 3 Apr 2013 08:25:04 +0200
+Subject: [PATCH 05/14] beaglebone: use kloadaddr to avoid copying the kernel
+ around
+
+Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
+---
+ include/configs/am335x_evm.h | 5 +++--
+ 1 file changed, 3 insertions(+), 2 deletions(-)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index 8de4cc9..14b0a08 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -54,6 +54,7 @@
+ #ifndef CONFIG_SPL_BUILD
+ #define CONFIG_EXTRA_ENV_SETTINGS \
+ 	"loadaddr=0x80200000\0" \
++	"kloadaddr=0x80007fc0\0" \
+ 	"fdtaddr=0x80F80000\0" \
+ 	"fdt_high=0xffffffff\0" \
+ 	"rdaddr=0x81000000\0" \
+@@ -112,11 +113,11 @@
+ 		"root=${ramroot} " \
+ 		"rootfstype=${ramrootfstype}\0" \
+ 	"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
+-	"loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
++	"loaduimage=load mmc ${bootpart} ${kloadaddr} ${bootdir}/${bootfile}\0" \
+ 	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
+ 	"mmcboot=echo Booting from mmc ...; " \
+ 		"run mmcargs; " \
+-		"bootm ${loadaddr} - ${fdtaddr}\0" \
++		"bootm ${kloadaddr} - ${fdtaddr}\0" \
+ 	"nandboot=echo Booting from nand ...; " \
+ 		"run nandargs; " \
+ 		"nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
+-- 
+1.8.1.4
+

0006-beaglebone-try-to-load-uEnv-uImage-from-eMMC-first.patch

@@ -0,0 +1,44 @@
+From 987104bc6bf3c2ddbf023b524c486ffdf583f001 Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen@dominion.thruhere.net>
+Date: Wed, 3 Apr 2013 08:44:03 +0200
+Subject: [PATCH 06/14] beaglebone: try to load uEnv/uImage from eMMC first
+
+If u-boot detects the eMMC, try to load from there, if that fails fall back to uSD. Due to linux "features" rootdev can remain mmcblk0p1.
+
+Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
+---
+ include/configs/am335x_evm.h | 18 ++++++++++++++++++
+ 1 file changed, 18 insertions(+)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index 14b0a08..a21fe8e 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -152,6 +152,24 @@
+ #define CONFIG_BOOTCOMMAND \
+ 	"i2c mw 0x24 1 0x3e; " \
+ 	"run findfdt; " \
++	"mmc dev 1; if mmc rescan; then " \
++		"echo SD/MMC found on device ${mmcdev};" \
++		"setenv mmcdev 1;"\
++		"if run loadbootenv; then " \
++			"echo Loaded environment from ${bootenv};" \
++			"run importbootenv;" \
++		"fi;" \
++		"if test -n $uenvcmd; then " \
++			"echo Running uenvcmd ...;" \
++			"run uenvcmd;" \
++		"fi;" \
++		"if run loaduimage; then " \
++			"run loadfdt;" \
++			"run mmcboot;" \
++		"fi;" \
++	"else " \
++		"echo No SD/MMC found on device ${mmcdev};" \
++	"fi;" \
+ 	"mmc dev ${mmcdev}; if mmc rescan; then " \
+ 		"echo SD/MMC found on device ${mmcdev};" \
+ 		"if run loadbootenv; then " \
+-- 
+1.8.1.4
+

0007-beaglebone-Don-t-trigger-uboot-variable-lenght-limit.patch

@@ -0,0 +1,53 @@
+From 2bb3b2b5b50dc70af4ef6686642350cbd5ec870a Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen@dominion.thruhere.net>
+Date: Wed, 3 Apr 2013 11:39:16 +0200
+Subject: [PATCH 07/14] beaglebone: Don't trigger uboot variable lenght limit
+
+Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
+---
+ include/configs/am335x_evm.h | 20 +++-----------------
+ 1 file changed, 3 insertions(+), 17 deletions(-)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index a21fe8e..9051249 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -152,23 +152,11 @@
+ #define CONFIG_BOOTCOMMAND \
+ 	"i2c mw 0x24 1 0x3e; " \
+ 	"run findfdt; " \
+-	"mmc dev 1; if mmc rescan; then " \
+-		"echo SD/MMC found on device ${mmcdev};" \
++	"if mmc dev 1; then " \
++		"echo eMMC found;" \
+ 		"setenv mmcdev 1;"\
+-		"if run loadbootenv; then " \
+-			"echo Loaded environment from ${bootenv};" \
+-			"run importbootenv;" \
+-		"fi;" \
+-		"if test -n $uenvcmd; then " \
+-			"echo Running uenvcmd ...;" \
+-			"run uenvcmd;" \
+-		"fi;" \
+-		"if run loaduimage; then " \
+-			"run loadfdt;" \
+-			"run mmcboot;" \
+-		"fi;" \
+ 	"else " \
+-		"echo No SD/MMC found on device ${mmcdev};" \
++		"echo No eMMC found;" \
+ 	"fi;" \
+ 	"mmc dev ${mmcdev}; if mmc rescan; then " \
+ 		"echo SD/MMC found on device ${mmcdev};" \
+@@ -184,8 +172,6 @@
+ 			"run loadfdt;" \
+ 			"run mmcboot;" \
+ 		"fi;" \
+-	"else " \
+-		"run nandboot;" \
+ 	"fi;" \
+ 
+ /* Clock Defines */
+-- 
+1.8.1.4
+

0008-beaglebone-HACK-change-mmc-order-to-avoid-u-boot-cra.patch

@@ -0,0 +1,35 @@
+From 8ef64f73b14e5e5657b740ecae8cf62db1511138 Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen@dominion.thruhere.net>
+Date: Wed, 3 Apr 2013 11:47:14 +0200
+Subject: [PATCH 08/14] beaglebone: HACK: change mmc order to avoid u-boot
+ crashing
+
+Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
+---
+ include/configs/am335x_evm.h | 9 +++++----
+ 1 file changed, 5 insertions(+), 4 deletions(-)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index 9051249..8dc3a8a 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -152,11 +152,12 @@
+ #define CONFIG_BOOTCOMMAND \
+ 	"i2c mw 0x24 1 0x3e; " \
+ 	"run findfdt; " \
+-	"if mmc dev 1; then " \
+-		"echo eMMC found;" \
+-		"setenv mmcdev 1;"\
++	"mmc dev 0; if mmc rescan ; then " \
++		"echo micro SD card found;" \
++		"setenv mmcdev 0;"\
+ 	"else " \
+-		"echo No eMMC found;" \
++		"echo No micro SD card found, setting mmcdev to 1;" \
++		"setenv mmcdev 1;"\
+ 	"fi;" \
+ 	"mmc dev ${mmcdev}; if mmc rescan; then " \
+ 		"echo SD/MMC found on device ${mmcdev};" \
+-- 
+1.8.1.4
+

0009-beaglebone-update-bootpart-variable-after-mmc-scan.patch

@@ -0,0 +1,25 @@
+From 59af9f65dd21d9a4e0c78478c5c0bd83e7d2da7e Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen@dominion.thruhere.net>
+Date: Wed, 3 Apr 2013 12:04:17 +0200
+Subject: [PATCH 09/14] beaglebone: update bootpart variable after mmc scan
+
+Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
+---
+ include/configs/am335x_evm.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index 8dc3a8a..489f882 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -159,6 +159,7 @@
+ 		"echo No micro SD card found, setting mmcdev to 1;" \
+ 		"setenv mmcdev 1;"\
+ 	"fi;" \
++	"setenv bootpart ${mmcdev}:2;" \
+ 	"mmc dev ${mmcdev}; if mmc rescan; then " \
+ 		"echo SD/MMC found on device ${mmcdev};" \
+ 		"if run loadbootenv; then " \
+-- 
+1.8.1.4
+

0010-am335x_evm-enable-gpio-command.patch

@@ -0,0 +1,25 @@
+From 88c09ce2919919d1943a85e9f9475d17b347702e Mon Sep 17 00:00:00 2001
+From: Jason Kridner <jdk@ti.com>
+Date: Thu, 4 Apr 2013 05:57:00 +0000
+Subject: [PATCH 10/14] am335x_evm: enable gpio command
+
+---
+ include/configs/am335x_evm.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index 489f882..f2838ac 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -43,7 +43,7 @@
+ 
+ /* commands to include */
+ #include <config_cmd_default.h>
+-
++#define CONFIG_CMD_GPIO
+ #define CONFIG_CMD_ASKENV
+ #define CONFIG_VERSION_VARIABLE
+ 
+-- 
+1.8.1.4
+

0011-am335x_evm-HACK-to-turn-on-BeagleBone-LEDs.patch

@@ -0,0 +1,43 @@
+From bcfde7885d6adbf067db5dd54cd4d9cea7426870 Mon Sep 17 00:00:00 2001
+From: Jason Kridner <jdk@ti.com>
+Date: Thu, 4 Apr 2013 07:16:41 +0000
+Subject: [PATCH 11/14] am335x_evm: HACK to turn on BeagleBone LEDs
+
+* This might break non-BeagleBone platforms
+---
+ include/configs/am335x_evm.h | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index f2838ac..9e39d00 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -150,6 +150,7 @@
+ #endif
+ 
+ #define CONFIG_BOOTCOMMAND \
++	"gpio set 53; " \
+ 	"i2c mw 0x24 1 0x3e; " \
+ 	"run findfdt; " \
+ 	"mmc dev 0; if mmc rescan ; then " \
+@@ -161,6 +162,7 @@
+ 	"fi;" \
+ 	"setenv bootpart ${mmcdev}:2;" \
+ 	"mmc dev ${mmcdev}; if mmc rescan; then " \
++		"gpio set 54; " \
+ 		"echo SD/MMC found on device ${mmcdev};" \
+ 		"if run loadbootenv; then " \
+ 			"echo Loaded environment from ${bootenv};" \
+@@ -170,7 +172,9 @@
+ 			"echo Running uenvcmd ...;" \
+ 			"run uenvcmd;" \
+ 		"fi;" \
++		"gpio set 55; " \
+ 		"if run loaduimage; then " \
++			"gpio set 56; " \
+ 			"run loadfdt;" \
+ 			"run mmcboot;" \
+ 		"fi;" \
+-- 
+1.8.1.4
+

0012-Fix-for-screen-rolling-when-video-played-back-in-bro.patch

@@ -0,0 +1,44 @@
+From 1e04086fc3b0d00222904472af56a14fba9bcd28 Mon Sep 17 00:00:00 2001
+From: Darren Etheridge <detheridge@ti.com>
+Date: Tue, 9 Apr 2013 16:49:38 -0500
+Subject: [PATCH 12/14] Fix for screen rolling when video played back in
+ browser on BeagleBone Black This value might need some tweaking, but it
+ effectively allows the LCDC and the ARM to play fairer in memory, so the LCDC
+ does not get starved causing the screen to roll See Page 439 in spruh73g
+ (AM33xx TRM) for details
+
+---
+ arch/arm/cpu/armv7/am33xx/ddr.c | 10 ++++++++++
+ 1 file changed, 10 insertions(+)
+
+diff --git a/arch/arm/cpu/armv7/am33xx/ddr.c b/arch/arm/cpu/armv7/am33xx/ddr.c
+index d1e2fd3..3a93db1 100644
+--- a/arch/arm/cpu/armv7/am33xx/ddr.c
++++ b/arch/arm/cpu/armv7/am33xx/ddr.c
+@@ -21,6 +21,12 @@ http://www.ti.com/
+ #include <asm/io.h>
+ #include <asm/emif.h>
+ 
++/* This value might need some tweaking, but it effectively allows the LCDC */
++/* and the ARM to play fairer in memory, so the LCDC does not get starved causing */
++/* the screen to roll */
++/* See Page 439 in spruh73g (AM33xx TRM) for details */
++#define AM33XX_INT_CONFIG_COUNT 0x00303030
++
+ /**
+  * Base address for EMIF instances
+  */
+@@ -79,6 +85,10 @@ void set_sdram_timings(const struct emif_regs *regs, int nr)
+ 	writel(regs->sdram_tim2, &emif_reg[nr]->emif_sdram_tim_2_shdw);
+ 	writel(regs->sdram_tim3, &emif_reg[nr]->emif_sdram_tim_3);
+ 	writel(regs->sdram_tim3, &emif_reg[nr]->emif_sdram_tim_3_shdw);
++
++	/* Configure INT_CONFIG value so that LCDC does not get stalled */
++	/* for a long time if ARM is accessing memory */
++	writel(AM33XX_INT_CONFIG_COUNT, &emif_reg[nr]->emif_l3_config);
+ }
+ 
+ /**
+-- 
+1.8.1.4
+

0013-beaglebone-enable-CONFIG_SUPPORT_RAW_INITRD-option.patch

@@ -0,0 +1,25 @@
+From 1886ba872060e54cb4b5732ffa24fcc3eb6172e8 Mon Sep 17 00:00:00 2001
+From: Robert Nelson <robertcnelson@gmail.com>
+Date: Thu, 25 Apr 2013 13:50:35 -0500
+Subject: [PATCH 13/14] beaglebone: enable CONFIG_SUPPORT_RAW_INITRD option
+
+Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
+---
+ include/configs/am335x_evm.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
+index 9e39d00..04eaa8b 100644
+--- a/include/configs/am335x_evm.h
++++ b/include/configs/am335x_evm.h
+@@ -35,6 +35,7 @@
+ 
+ #define CONFIG_OF_LIBFDT
+ #define CONFIG_CMD_BOOTZ
++#define CONFIG_SUPPORT_RAW_INITRD
+ #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
+ #define CONFIG_SETUP_MEMORY_TAGS
+ #define CONFIG_INITRD_TAG
+-- 
+1.8.1.4
+

0014-mmc-Add-RSTN-enable-for-emmc.patch

@@ -0,0 +1,130 @@
+From 6d70e6f0a9fbb9dc6ec2429292619f7cbc4d6a5b Mon Sep 17 00:00:00 2001
+From: Pantelis Antoniou <panto@antoniou-consulting.com>
+Date: Fri, 10 May 2013 17:48:20 +0300
+Subject: [PATCH 14/14] mmc: Add RSTN enable for emmc
+
+eMMC has the capability of using an external RSTn line.
+It has to be enabled via an access to the ECSD so add a command to do so.
+
+Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
+---
+ common/cmd_mmc.c  | 26 +++++++++++++++++++++++++-
+ drivers/mmc/mmc.c | 32 ++++++++++++++++++++++++++++++++
+ include/mmc.h     |  4 ++++
+ 3 files changed, 61 insertions(+), 1 deletion(-)
+
+diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
+index 7d82469..dcfbf19 100644
+--- a/common/cmd_mmc.c
++++ b/common/cmd_mmc.c
+@@ -208,6 +208,29 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+ 			return CMD_RET_USAGE;
+ 		print_mmc_devices('\n');
+ 		return 0;
++	} else if (strncmp(argv[1], "rstn", 4) == 0) {
++		struct mmc *mmc;
++		u8 val;
++		int err;
++
++		if (argc != 3)
++			return CMD_RET_USAGE;
++
++		val = simple_strtol(argv[2], NULL, 10);
++
++		mmc = find_mmc_device(curr_device);
++		if (!mmc) {
++			printf("no mmc device at slot %x\n", curr_device);
++			return 1;
++		}
++		err = mmc_set_rst_n(mmc, val);
++		if (err != 0) {
++			printf("failed to set RST_N to 0x%02x\n",
++					(unsigned int)val & 0xff);
++			return 1;
++		}
++
++		return 0;
+ 	} else if (strcmp(argv[1], "dev") == 0) {
+ 		int dev, part = -1;
+ 		struct mmc *mmc;
+@@ -334,5 +357,6 @@ U_BOOT_CMD(
+ 	"mmc rescan\n"
+ 	"mmc part - lists available partition on current mmc device\n"
+ 	"mmc dev [dev] [part] - show or set current mmc device [partition]\n"
+-	"mmc list - lists available devices");
++	"mmc list - lists available devices\n"
++	"mmc rstn - enable hardware reset of emmc");
+ #endif
+diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
+index f65a7b0..4fffc87 100644
+--- a/drivers/mmc/mmc.c
++++ b/drivers/mmc/mmc.c
+@@ -1360,6 +1360,38 @@ int get_mmc_num(void)
+ 	return cur_dev_num;
+ }
+ 
++/* enable hardware reset signal */
++int mmc_set_rst_n(struct mmc *mmc, u8 val)
++{
++	ALLOC_CACHE_ALIGN_BUFFER(u8, ext_csd, 512);
++	int err;
++
++	memset(ext_csd, 0, 512);
++	err = mmc_send_ext_csd(mmc, ext_csd);
++	if (err)
++		return err;
++
++	printf("before: RST_N=0x%02x\n",
++			(unsigned int)ext_csd[EXT_CSD_RST_N_FUNCTION] & 0xff);
++
++	printf("setting rstn to 0x%02x\n", (unsigned int)val & 0xff);
++
++	err = mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL,
++			EXT_CSD_RST_N_FUNCTION, val);
++	if (err)
++		return err;
++
++	memset(ext_csd, 0, 512);
++	err = mmc_send_ext_csd(mmc, ext_csd);
++	if (err)
++		return err;
++
++	printf("after: RST_N=0x%02x\n",
++			(unsigned int)ext_csd[EXT_CSD_RST_N_FUNCTION] & 0xff);
++
++	return 0;
++}
++
+ int mmc_initialize(bd_t *bis)
+ {
+ 	INIT_LIST_HEAD (&mmc_devices);
+diff --git a/include/mmc.h b/include/mmc.h
+index f0d4820..a1fc8c0 100644
+--- a/include/mmc.h
++++ b/include/mmc.h
+@@ -158,6 +158,7 @@
+  * EXT_CSD fields
+  */
+ #define EXT_CSD_PARTITIONING_SUPPORT	160	/* RO */
++#define EXT_CSD_RST_N_FUNCTION          162     /* R/W */
+ #define EXT_CSD_ERASE_GROUP_DEF		175	/* R/W */
+ #define EXT_CSD_PART_CONF		179	/* R/W */
+ #define EXT_CSD_BUS_WIDTH		183	/* R/W */
+@@ -168,6 +169,7 @@
+ #define EXT_CSD_HC_ERASE_GRP_SIZE	224	/* RO */
+ #define EXT_CSD_BOOT_MULT		226	/* RO */
+ 
++
+ /*
+  * EXT_CSD field definitions
+  */
+@@ -291,4 +293,6 @@ struct mmc *mmc_spi_init(uint bus, uint cs, uint speed, uint mode);
+ int mmc_legacy_init(int verbose);
+ #endif
+ 
++int mmc_set_rst_n(struct mmc *mmc, u8 val);
++
+ #endif /* _MMC_H_ */
+-- 
+1.8.1.4
+

uboot-tools.spec

@@ -2,7 +2,7 @@
 
 Name:           uboot-tools
 Version:        2013.04
-Release:        1%{?candidate:.%{candidate}}%{?dist}
+Release:        2%{?candidate:.%{candidate}}%{?dist}
 Summary:        U-Boot utilities
 
 Group:          Development/Tools
@@ -12,6 +12,22 @@ Source0:        ftp://ftp.denx.de/pub/u-boot/u-boot-%{version}%{?candidate:-%{ca
 Patch1:         u-boot-fat.patch
 Patch2:         uboot-omap-fit.patch
 
+# Beagle Bone Black support
+Patch10: 0001-beaglebone-default-to-beaglebone-black-for-unknown-E.patch
+Patch11: 0002-am335x-mux-don-t-hang-on-unknown-EEPROMs-assume-Beag.patch
+Patch12: 0003-beaglebone-HACK-always-return-1-for-is_bone_lt.patch
+Patch13: 0004-beaglebone-HACK-raise-USB-current-limit.patch
+Patch14: 0005-beaglebone-use-kloadaddr-to-avoid-copying-the-kernel.patch
+Patch15: 0006-beaglebone-try-to-load-uEnv-uImage-from-eMMC-first.patch
+Patch16: 0007-beaglebone-Don-t-trigger-uboot-variable-lenght-limit.patch
+Patch17: 0008-beaglebone-HACK-change-mmc-order-to-avoid-u-boot-cra.patch
+Patch18: 0009-beaglebone-update-bootpart-variable-after-mmc-scan.patch
+Patch19: 0010-am335x_evm-enable-gpio-command.patch
+Patch20: 0011-am335x_evm-HACK-to-turn-on-BeagleBone-LEDs.patch
+Patch21: 0012-Fix-for-screen-rolling-when-video-played-back-in-bro.patch
+Patch22: 0013-beaglebone-enable-CONFIG_SUPPORT_RAW_INITRD-option.patch
+Patch23: 0014-mmc-Add-RSTN-enable-for-emmc.patch
+
 Requires:       dtc
 
 
@@ -80,6 +96,23 @@ u-boot bootloader binaries for Wandboard i.MX6 Solo
 %setup -q -n u-boot-%{version}%{?candidate:-%{candidate}}
 %patch1 -p1
 %patch2 -p1
+
+# Beagle Bone Black support
+%patch10 -p1
+%patch11 -p1
+%patch12 -p1
+%patch13 -p1
+%patch14 -p1
+%patch15 -p1
+%patch16 -p1
+%patch17 -p1
+%patch18 -p1
+%patch19 -p1
+%patch20 -p1
+%patch21 -p1
+%patch22 -p1
+%patch23 -p1
+
 mkdir builds
 
 %build
@@ -220,6 +253,9 @@ rm -rf $RPM_BUILD_ROOT
 %endif
 
 %changelog
+* Mon May 13 2013 Peter Robinson <pbrobinson@fedoraproject.org> 2013.04-2
+- Add patches for initial support for the Beagle Bone Black
+
 * Sun Apr 21 2013 Peter Robinson <pbrobinson@fedoraproject.org> 2013.04-1
 - Update to 2013.04 release
 - Build i.MX6 Wandboard Dual Lite and Solo Boards